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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.153 by root, Fri Jan 14 17:15:26 2005 UTC vs.
Revision 1.240 by root, Thu Jan 19 17:21:20 2006 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */
29 30
30#include <X11/Xmd.h> /* get the typedef for CARD32 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 32
32#include <inttypes.h> 33#include <inttypes.h>
33#include <wchar.h>
34 34
35#include "salloc.C" // HACK, should be a seperate compile! 35#include "salloc.C" // HACK, should be a seperate compile!
36 36
37inline void fill_text (text_t *start, text_t value, int len) 37inline void fill_text (text_t *start, text_t value, int len)
38{ 38{
… …
47 47
48/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK() \ 51#define ZERO_SCROLLBACK() \
52 if (options & Opt_scrollTtyOutput) \ 52 if (OPTION (Opt_scrollTtyOutput)) \
53 TermWin.view_start = 0 53 view_start = 0
54#define CLEAR_SELECTION() \ 54#define CLEAR_SELECTION() \
55 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
56 = selection.end.row = selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION() \ 57#define CLEAR_ALL_SELECTION() \
58 selection.beg.row = selection.beg.col \ 58 selection.beg.row = selection.beg.col \
… …
89/* 89/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row> 90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour 92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 93 */
94#define drawBuffer TermWin.vt 94#define drawBuffer vt
95 95
96#define CLEAR_ROWS(row, num) \ 96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \ 97 if (mapped) \
98 XClearArea (display->display, drawBuffer, 0, \ 98 XClearArea (display->display, drawBuffer, 0, \
99 Row2Pixel (row), (unsigned int)TermWin.width, \ 99 Row2Pixel (row), (unsigned int)width, \
100 (unsigned int)Height2Pixel (num), False) 100 (unsigned int)Height2Pixel (num), False)
101 101
102#define CLEAR_CHARS(x, y, num) \ 102#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 103 if (mapped) \
104 XClearArea (display->display, drawBuffer, x, y, \ 104 XClearArea (display->display, drawBuffer, x, y, \
105 (unsigned int)Width2Pixel (num), \ 105 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel (1), False) 106 (unsigned int)Height2Pixel (1), False)
107 107
108#define ERASE_ROWS(row, num) \ 108#define ERASE_ROWS(row, num) \
109 XFillRectangle (display->display, drawBuffer, TermWin.gc, \ 109 XFillRectangle (display->display, drawBuffer, gc, \
110 0, Row2Pixel (row), \ 110 0, Row2Pixel (row), \
111 (unsigned int)TermWin.width, \ 111 (unsigned int)width, \
112 (unsigned int)Height2Pixel (num)) 112 (unsigned int)Height2Pixel (num))
113 113
114/* ------------------------------------------------------------------------- * 114/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
117 117
118/* Fill part/all of a line with blanks. */ 118/* Fill part/all of a line with blanks. */
119void 119void
120rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const
121{ 121{
122 if (!l.t)
123 {
124 lalloc (l);
125 col = 0;
126 width = ncol;
127 }
128
129 l.touch ();
130
122 efs &= ~RS_baseattrMask; 131 efs &= ~RS_baseattrMask;
123 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
124 133
134 text_t *et = l.t + col;
135 rend_t *er = l.r + col;
136
125 while (width--) 137 while (width--)
126 { 138 {
127 *et++ = ' '; 139 *et++ = ' ';
128 *er++ = efs; 140 *er++ = efs;
129 } 141 }
130} 142}
131 143
132/* ------------------------------------------------------------------------- */ 144/* ------------------------------------------------------------------------- */
133/* Fill a full line with blanks - make sure it is allocated first */ 145/* Fill a full line with blanks - make sure it is allocated first */
134void 146void
135rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const
136{ 148{
137#ifdef DEBUG_STRICT 149 scr_blank_line (l, 0, ncol, efs);
138 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
139#endif
140 if (tp[row] == NULL)
141 {
142 tp[row] = (text_t *)talloc->alloc ();
143 rp[row] = (rend_t *)ralloc->alloc ();
144 }
145 150
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 151 l.l = 0;
152 l.f = 0;
147} 153}
148 154
149/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
158
152void 159void
153rxvt_term::scr_reset () 160rxvt_term::scr_reset ()
154{ 161{
155 unsigned int ncol, nrow, total_rows, prev_total_rows;
156 unsigned int p, q;
157 int k;
158 rend_t setrstyle;
159
160#if ENABLE_OVERLAY 162#if ENABLE_OVERLAY
161 scr_overlay_off (); 163 scr_overlay_off ();
162#endif 164#endif
163 165
164 TermWin.view_start = 0; 166 view_start = 0;
165 num_scr = 0; 167 num_scr = 0;
166 168
167 if (TermWin.ncol == 0) 169 if (ncol == 0)
168 TermWin.ncol = 80; 170 ncol = 80;
169 171
170 if (TermWin.nrow == 0) 172 if (nrow == 0)
171 TermWin.nrow = 24; 173 nrow = 24;
172
173 ncol = TermWin.ncol;
174 nrow = TermWin.nrow;
175 174
176 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
177 return; 176 return;
178 177
179 // we need at least two lines for wrapping to work correctly 178 // we need at least two lines for wrapping to work correctly
180 if (nrow + TermWin.saveLines < 2) 179 if (nrow + saveLines < 2)
181 { 180 {
181 //TODO//FIXME
182 TermWin.saveLines++; 182 saveLines++;
183 prev_nrow--; 183 prev_nrow--;
184 TermWin.nscrolled++; 184 top_row--;
185 } 185 }
186 186
187 want_refresh = 1; 187 want_refresh = 1;
188 188
189 prev_total_rows = prev_nrow + TermWin.saveLines; 189 int prev_total_rows = prev_nrow + saveLines;
190 total_rows = nrow + TermWin.saveLines; 190 total_rows = nrow + saveLines;
191 191
192 screen.tscroll = 0; 192 screen.tscroll = 0;
193 screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
194 194
195 if (!talloc) 195 if (!row_buf)
196 { 196 {
197 /*
198 * first time called so just malloc everything: don't rely on realloc
199 */
200 top_row = 0; /* no saved lines */
201 term_start = 0;
202
197 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
198 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
199 }
200 205
201 if (!screen.text) 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 { 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 /* 208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
204 * first time called so just malloc everything: don't rely on realloc 209
205 * Note: this is still needed so that all the scrollback lines are NULL 210 for (int row = nrow; row--; )
206 */ 211 {
207 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
208 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
209 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
210 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
211
212 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t));
213 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
214
215 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
216 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
217 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
218 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
219
220 for (p = 0; p < nrow; p++)
221 {
222 q = p + TermWin.saveLines;
223 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE); 212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
224 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE); 213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
225 screen.tlen[q] = swap.tlen[p] = 0;
226 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE); 214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
227 } 215 }
228 216
229 memset (charsets, 'B', sizeof (charsets)); 217 memset (charsets, 'B', sizeof (charsets));
230 TermWin.nscrolled = 0; /* no saved lines */
231 rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
232 screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
233 screen.cur.row = screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
234 screen.charset = 0; 221 screen.charset = 0;
235 current_screen = PRIMARY; 222 current_screen = PRIMARY;
… …
252 CLEAR_ALL_SELECTION (); 239 CLEAR_ALL_SELECTION ();
253 rvideo = 0; 240 rvideo = 0;
254 } 241 }
255 else 242 else
256 { 243 {
244 CLEAR_ALL_SELECTION ();
245
257 /* 246 /*
258 * add or delete rows as appropriate 247 * add or delete rows as appropriate
259 */ 248 */
260 setrstyle = DEFAULT_RSTYLE;
261 249
250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
252
253#if 0
262 if (nrow < prev_nrow) 254 if (nrow < prev_nrow)
263 { 255 {
264 /* delete rows */
265 k = min (TermWin.nscrolled, prev_nrow - nrow);
266 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
267
268 for (p = nrow; p < prev_nrow; p++) 256 for (int row = nrow; row < prev_nrow; row++)
269 { 257 {
270 q = p + TermWin.saveLines; 258 lfree (swap_buf [row]);
259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
271 263
272 if (screen.text[q]) 264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
266
267 for (int row = min (nrow, prev_nrow); row--; )
268 {
269 lresize (drawn_buf[row]);
270 lresize (swap_buf [row]);
271 }
272
273 for (int row = prev_nrow; row < nrow; row++)
274 {
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (top_row)
287 {
288 // re-wrap lines, this is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290
291 row_col_t ocur = screen.cur;
292 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
293
294 do
295 {
296 p = MOD (p - 1, prev_total_rows);
297#ifdef DEBUG_STRICT
298 assert (old_buf [MOD (p, prev_total_rows)].t);
299#endif
300 int plines = 1;
301 int llen = old_buf [MOD (p, prev_total_rows)].l;
302
303 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
273 { 304 {
274#ifdef DEBUG_STRICT 305 p = MOD (p - 1, prev_total_rows);
275 assert (screen.rend[q]); 306
276#endif 307 plines++;
277 talloc->free (screen.text[q]); 308 llen += prev_ncol;
278 ralloc->free (screen.rend[q]);
279 } 309 }
280 310
281 if (swap.text[p]) 311 int qlines = max (0, (llen - 1) / ncol) + 1;
312
313 // drop partial lines completely
314 if (q < qlines)
315 break;
316
317 q -= qlines;
318
319 int lofs = 0;
320 line_t *qline;
321
322 // re-assemble the full line by destination lines
323 for (int qrow = q; qlines--; qrow++)
282 { 324 {
283#ifdef DEBUG_STRICT 325 qline = row_buf + qrow;
326 lalloc (*qline);
327 qline->l = ncol;
328 qline->is_longer (1);
329
330 int qcol = 0;
331
332 // see below for cursor adjustment rationale
333 if (p == ocur.row)
334 screen.cur.row = q - (total_rows - nrow);
335
336 // fill a single destination line
337 while (lofs < llen && qcol < ncol)
338 {
339 int prow = lofs / prev_ncol;
340 int pcol = lofs % prev_ncol;
341
342 prow = MOD (p + prow, prev_total_rows);
343
344 // we only adjust the cursor _row_ and put it into
345 // the topmost line of "long line" it was in, as
346 // this seems to upset applications/shells/readline
347 // least.
348 if (prow == ocur.row)
349 screen.cur.row = q - (total_rows - nrow);
350
351 line_t &pline = old_buf [prow];
352
353 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
354
284 assert (swap.rend[p]); 355 assert (len);
285#endif 356 assert (pline.t);
286 talloc->free (swap.text[p]); 357
287 ralloc->free (swap.rend[p]); 358 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
359 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
360
361 lofs += len;
362 qcol += len;
363 }
288 } 364 }
289 365
290#ifdef DEBUG_STRICT 366 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
291 assert (drawn_text[p] && drawn_rend[p]); 367 qline->is_longer (0);
292#endif 368 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
293 talloc->free (drawn_text[p]);
294 ralloc->free (drawn_rend[p]);
295 } 369 }
370 while (p != pend && q > 0);
296 371
297 /* we have fewer rows so fix up cursor position */ 372 term_start = total_rows - nrow;
298 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 373 top_row = q - term_start;
299 374
300 scr_reset_realloc (); /* realloc _last_ */ 375 // make sure all terminal lines exist
301 } 376 while (top_row > 0)
302 else if (nrow > prev_nrow) 377 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
303 { 378 }
304 /* add rows */ 379 else
305 scr_reset_realloc (); /* realloc _first_ */ 380 {
306 381 // if no scrollback exists (yet), wing, instead of wrap
307 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 382
308 383 for (int row = min (nrow, prev_nrow); row--; )
309 k = min (TermWin.nscrolled, nrow - prev_nrow);
310
311 for (p = prev_total_rows; p < total_rows; p++)
312 { 384 {
313 screen.tlen[p] = 0; 385 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
314 screen.text[p] = NULL; 386 line_t &qline = row_buf [row];
315 screen.rend[p] = NULL; 387
388 qline = pline;
389 lresize (qline);
316 } 390 }
317 391
318 for (p = prev_total_rows; p < total_rows - k; p++)
319 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
320
321 for (p = prev_nrow; p < nrow; p++) 392 for (int row = prev_nrow; row < nrow; row++)
322 { 393 {
323 swap.tlen[p] = 0; 394 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
324 swap.text[p] = NULL;
325 swap.rend[p] = NULL;
326 drawn_text[p] = NULL;
327 drawn_rend[p] = NULL;
328 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
329 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
330 } 395 }
331 396
332 if (k > 0) 397 term_start = 0;
333 {
334 scr_scroll_text (0, (int)nrow - 1, -k, 1);
335 screen.cur.row += k;
336 screen.s_cur.row += k;
337 TermWin.nscrolled -= k;
338 }
339#ifdef DEBUG_STRICT
340 assert (screen.cur.row < TermWin.nrow);
341#else /* drive with your eyes closed */
342
343 MIN_IT (screen.cur.row, nrow - 1);
344#endif
345 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
346 }
347
348 /* resize columns */
349 if (ncol != prev_ncol)
350 { 398 }
351 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
352 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
353 399
354 for (p = 0; p < total_rows; p++) 400 free (old_buf);
355 { 401 delete old_ta;
356 if (screen.text[p]) 402 delete old_ra;
357 {
358 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
359 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
360 403
361 MIN_IT (screen.tlen[p], (int16_t)ncol); 404 clamp_it (screen.cur.row, 0, nrow - 1);
362 405 clamp_it (screen.cur.col, 0, ncol - 1);
363 if (ncol > prev_ncol)
364 scr_blank_line (&screen.text[p][prev_ncol],
365 &screen.rend[p][prev_ncol],
366 ncol - prev_ncol, setrstyle);
367 }
368 }
369
370 for (p = 0; p < nrow; p++)
371 {
372 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
373 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
374
375 if (ncol > prev_ncol)
376 scr_blank_line (&drawn_text[p][prev_ncol],
377 &drawn_rend[p][prev_ncol],
378 ncol - prev_ncol, setrstyle);
379
380 if (swap.text[p])
381 {
382 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
383 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
384
385 MIN_IT (swap.tlen[p], (int16_t)ncol);
386
387 if (ncol > prev_ncol)
388 scr_blank_line (&swap.text[p][prev_ncol],
389 &swap.rend[p][prev_ncol],
390 ncol - prev_ncol, setrstyle);
391 }
392
393 }
394
395 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
396
397 delete talloc; talloc = ta;
398 delete ralloc; ralloc = ra;
399 }
400 406
401 if (tabs) 407 if (tabs)
402 free (tabs); 408 free (tabs);
403 } 409 }
404 410
405 prev_nrow = nrow; 411 prev_nrow = nrow;
406 prev_ncol = ncol; 412 prev_ncol = ncol;
407 413
408 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 414 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
409 415
410 for (p = 0; p < ncol; p++) 416 for (int col = ncol; col--; )
411 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 417 tabs [col] = col % TABSIZE == 0;
412 418
413 tt_winch (); 419 tt_winch ();
414}
415 420
416void 421 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
417rxvt_term::scr_reset_realloc ()
418{
419 unsigned int total_rows, nrow;
420
421 nrow = TermWin.nrow;
422 total_rows = nrow + TermWin.saveLines;
423 /* *INDENT-OFF* */
424 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
425 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
426 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
427 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
428
429 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
430 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
431
432 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
433 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
434 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
435 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
436 /* *INDENT-ON* */
437} 422}
438 423
439/* ------------------------------------------------------------------------- */ 424/* ------------------------------------------------------------------------- */
440/* 425/*
441 * Free everything. That way malloc debugging can find leakage. 426 * Free everything. That way malloc debugging can find leakage.
442 */ 427 */
443void 428void
444rxvt_term::scr_release () 429rxvt_term::scr_release ()
445{ 430{
446 unsigned int total_rows;
447 int i;
448
449 total_rows = TermWin.nrow + TermWin.saveLines;
450
451 delete talloc; talloc = 0; 431 delete talloc; talloc = 0;
452 delete ralloc; ralloc = 0; 432 delete ralloc; ralloc = 0;
453 433
454 free (screen.text); 434 free (row_buf);
455 free (screen.tlen); 435 free (swap_buf);
456 free (screen.rend);
457 free (drawn_text); 436 free (drawn_buf);
458 free (drawn_rend);
459 free (swap.text);
460 free (swap.tlen);
461 free (swap.rend);
462 free (buf_text);
463 free (buf_rend);
464 free (tabs); 437 free (tabs);
465 438
466 /* NULL these so if anything tries to use them, we'll know about it */ 439 row_buf = 0; // signal that we freed all the arrays
467 screen.text = drawn_text = swap.text = NULL;
468 screen.rend = drawn_rend = swap.rend = NULL;
469 screen.tlen = swap.tlen = NULL;
470 buf_text = NULL;
471 buf_rend = NULL;
472 tabs = NULL;
473} 440}
474 441
475/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
476/* 443/*
477 * Hard reset 444 * Hard reset
… …
482 scr_release (); 449 scr_release ();
483 prev_nrow = prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
484 scr_reset (); 451 scr_reset ();
485 452
486 scr_clear (true); 453 scr_clear (true);
487 scr_refresh (SLOW_REFRESH); 454 scr_refresh ();
488} 455}
489 456
490/* ------------------------------------------------------------------------- * 457/* ------------------------------------------------------------------------- *
491 * PROCESS SCREEN COMMANDS * 458 * PROCESS SCREEN COMMANDS *
492 * ------------------------------------------------------------------------- */ 459 * ------------------------------------------------------------------------- */
… …
528 set_font_style (); 495 set_font_style ();
529 break; 496 break;
530 } 497 }
531 498
532 /* boundary check in case screen size changed between SAVE and RESTORE */ 499 /* boundary check in case screen size changed between SAVE and RESTORE */
533 MIN_IT (s->cur.row, TermWin.nrow - 1); 500 min_it (s->cur.row, nrow - 1);
534 MIN_IT (s->cur.col, TermWin.ncol - 1); 501 min_it (s->cur.col, ncol - 1);
535#ifdef DEBUG_STRICT 502#ifdef DEBUG_STRICT
536 assert (s->cur.row >= 0); 503 assert (s->cur.row >= 0);
537 assert (s->cur.col >= 0); 504 assert (s->cur.col >= 0);
538#else /* drive with your eyes closed */
539 MAX_IT (s->cur.row, 0);
540 MAX_IT (s->cur.col, 0);
541#endif 505#endif
542} 506}
543 507
544/* ------------------------------------------------------------------------- */ 508/* ------------------------------------------------------------------------- */
545/* 509/*
… …
548 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 512 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
549 */ 513 */
550int 514int
551rxvt_term::scr_change_screen (int scrn) 515rxvt_term::scr_change_screen (int scrn)
552{ 516{
553 int i;
554#if NSCREENS
555 int offset;
556#endif
557
558 want_refresh = 1; 517 want_refresh = 1;
559
560 TermWin.view_start = 0; 518 view_start = 0;
561 519
562 if (current_screen == scrn) 520 if (current_screen == scrn)
563 return scrn; 521 return scrn;
564 522
565 selection_check (2); /* check for boundary cross */ 523 selection_check (2); /* check for boundary cross */
566 524
567 i = current_screen; current_screen = scrn; scrn = i; 525 int i = current_screen; current_screen = scrn; scrn = i;
568 526
569 SWAP_IT (screen.cur.row, swap.cur.row, int16_t); 527 ::swap (screen.cur.row, swap.cur.row);
570 SWAP_IT (screen.cur.col, swap.cur.col, int16_t); 528 ::swap (screen.cur.col, swap.cur.col);
571 MAX_IT (screen.cur.row, 0); 529
572 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1); 530 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
573 MAX_IT (screen.cur.col, 0); 531 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
574 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
575 532
576#if NSCREENS 533#if NSCREENS
577 if (options & Opt_secondaryScreen) 534 if (OPTION (Opt_secondaryScreen))
578 { 535 {
579 num_scr = 0; 536 num_scr = 0;
580 offset = TermWin.saveLines;
581 537
582 for (i = prev_nrow; i--;) 538 for (int i = prev_nrow; i--; )
583 { 539 ::swap (ROW(i), swap_buf [i]);
584 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
585 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
586 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
587 }
588 540
589 SWAP_IT (screen.charset, swap.charset, int16_t); 541 ::swap (screen.charset, swap.charset);
590 SWAP_IT (screen.flags, swap.flags, int); 542 ::swap (screen.flags, swap.flags);
591 screen.flags |= Screen_VisibleCursor; 543 screen.flags |= Screen_VisibleCursor;
592 swap.flags |= Screen_VisibleCursor; 544 swap.flags |= Screen_VisibleCursor;
593 } 545 }
594 else 546 else
595#endif 547#endif
596 if (options & Opt_secondaryScroll) 548 if (OPTION (Opt_secondaryScroll))
597 scr_scroll_text (0, prev_nrow - 1, prev_nrow, 0); 549 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
598 550
599 return scrn; 551 return scrn;
600} 552}
601 553
602// clear WrapNext indicator, solidifying position on next line 554// clear WrapNext indicator, solidifying position on next line
… …
609 screen.flags &= ~Screen_WrapNext; 561 screen.flags &= ~Screen_WrapNext;
610 562
611 screen.cur.col = 0; 563 screen.cur.col = 0;
612 564
613 if (screen.cur.row == screen.bscroll) 565 if (screen.cur.row == screen.bscroll)
614 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 566 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
615 else if (screen.cur.row < TermWin.nrow - 1) 567 else if (screen.cur.row < nrow - 1)
616 screen.cur.row++; 568 screen.cur.row++;
617} 569}
618 570
619/* ------------------------------------------------------------------------- */ 571/* ------------------------------------------------------------------------- */
620/* 572/*
621 * Change the colour for following text 573 * Change the colour for following text
622 */ 574 */
623void 575void
624rxvt_term::scr_color (unsigned int color, int fgbg) 576rxvt_term::scr_color (unsigned int color, int fgbg)
625{ 577{
626 if (color > maxTermCOLOR) 578 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
627 color = fgbg; 579 color = fgbg;
628 580
629 if (fgbg == Color_fg) 581 if (fgbg == Color_fg)
630 rstyle = SET_FGCOLOR (rstyle, color); 582 rstyle = SET_FGCOLOR (rstyle, color);
631 else 583 else
… …
650/* ------------------------------------------------------------------------- */ 602/* ------------------------------------------------------------------------- */
651/* 603/*
652 * Scroll text between <row1> and <row2> inclusive, by <count> lines 604 * Scroll text between <row1> and <row2> inclusive, by <count> lines
653 * count positive ==> scroll up 605 * count positive ==> scroll up
654 * count negative ==> scroll down 606 * count negative ==> scroll down
655 * spec == 0 for normal routines
656 */ 607 */
657int 608int
658rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 609rxvt_term::scr_scroll_text (int row1, int row2, int count)
659{ 610{
660 int i, j;
661 long nscrolled;
662
663 if (count == 0 || (row1 > row2)) 611 if (count == 0 || (row1 > row2))
664 return 0; 612 return 0;
665 613
666 want_refresh = 1; 614 want_refresh = 1;
615 num_scr += count;
667 616
668 if (row1 == 0 && count > 0 617 if (count > 0
618 && row1 == 0
669 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 619 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
620 {
621 top_row = max (top_row - count, -saveLines);
622
623 // scroll everything up 'count' lines
624 term_start = (term_start + count) % total_rows;
625
626 // sever bottommost line
670 { 627 {
671 nscrolled = (long)TermWin.nscrolled + (long)count; 628 line_t &l = ROW(row2 - count);
629 l.is_longer (0);
630 l.touch ();
631 }
672 632
673 if (nscrolled > (long)TermWin.saveLines) 633 // erase newly scrolled-in lines
674 TermWin.nscrolled = TermWin.saveLines; 634 for (int i = count; i--; )
635 {
636 // basically this is a slightly optimized scr_blank_screen_mem
637 // it is worth the effort on slower machines
638 line_t &l = ROW(nrow - 1 - i);
639
640 scr_blank_line (l, 0, l.l, rstyle);
641
642 l.l = 0;
643 l.f = 0;
644 }
645
646 // now copy lines below the scroll region bottom to the
647 // bottom of the screen again, so they look as if they
648 // hadn't moved.
649 for (int i = nrow; --i > row2; )
650 {
651 line_t &l1 = ROW(i - count);
652 line_t &l2 = ROW(i);
653
654 ::swap (l1, l2);
655 l2.touch ();
656 }
675 else 657
676 TermWin.nscrolled = (unsigned int)nscrolled; 658 // move and/or clear selection, if any
659 if (selection.op && current_screen == selection.screen)
660 {
661 selection.beg.row -= count;
662 selection.end.row -= count;
663 selection.mark.row -= count;
677 664
665 if (selection.beg.row < top_row
666 || selection.end.row < top_row
667 || selection.mark.row < top_row)
668 {
669 CLEAR_ALL_SELECTION ();
670 selection.op = SELECTION_CLEAR;
671 }
672 }
673
674 // finally move the view window, if desired
678 if ((options & Opt_scrollWithBuffer) 675 if (OPTION (Opt_scrollWithBuffer)
679 && TermWin.view_start != 0 676 && view_start != 0
680 && TermWin.view_start != TermWin.saveLines) 677 && view_start != -saveLines)
681 scr_page (UP, count); 678 scr_page (UP, count);
679
680 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
681 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
682 }
683 else
682 } 684 {
683 else if (!spec)
684 row1 += TermWin.saveLines;
685
686 row2 += TermWin.saveLines;
687
688 if (selection.op && current_screen == selection.screen) 685 if (selection.op && current_screen == selection.screen)
689 { 686 {
690 i = selection.beg.row + TermWin.saveLines; 687 if ((selection.beg.row < row1 && selection.end.row > row1)
691 j = selection.end.row + TermWin.saveLines; 688 || (selection.beg.row < row2 && selection.end.row > row2)
692 if ((i < row1 && j > row1) 689 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
693 || (i < row2 && j > row2) 690 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
694 || (i - count < row1 && i >= row1) 691 || (selection.end.row - count < row1 && selection.end.row >= row1)
695 || (i - count > row2 && i <= row2) 692 || (selection.end.row - count > row2 && selection.end.row <= row2))
696 || (j - count < row1 && j >= row1)
697 || (j - count > row2 && j <= row2))
698 { 693 {
699 CLEAR_ALL_SELECTION (); 694 CLEAR_ALL_SELECTION ();
700 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 695 selection.op = SELECTION_CLEAR;
701 } 696 }
702 else if (j >= row1 && j <= row2) 697 else if (selection.end.row >= row1 && selection.end.row <= row2)
703 { 698 {
704 /* move selected region too */ 699 /* move selected region too */
705 selection.beg.row -= count; 700 selection.beg.row -= count;
706 selection.end.row -= count; 701 selection.end.row -= count;
707 selection.mark.row -= count; 702 selection.mark.row -= count;
703
704 selection_check (0);
708 } 705 }
709 }
710
711 selection_check (0); /* _after_ TermWin.nscrolled update */
712
713 num_scr += count;
714 j = count;
715
716 if (count < 0)
717 count = -count;
718
719 i = row2 - row1 + 1;
720 MIN_IT (count, i);
721
722 if (j > 0)
723 {
724 /* A: scroll up */
725
726 /* A1: Copy lines that will get clobbered by the rotation */
727 memcpy (buf_text, screen.text + row1, count * sizeof (text_t *));
728 memcpy (buf_rend, screen.rend + row1, count * sizeof (rend_t *));
729
730 /* A2: Rotate lines */
731 i = row2 - row1 - count + 1;
732 memmove (screen.tlen + row1, screen.tlen + row1 + count, i * sizeof (int16_t));
733 memmove (screen.text + row1, screen.text + row1 + count, i * sizeof (text_t *));
734 memmove (screen.rend + row1, screen.rend + row1 + count, i * sizeof (rend_t *));
735
736 j = row2 - count + 1, i = count;
737 }
738 else /* if (j < 0) */
739 {
740 /* B: scroll down */
741
742 /* B1: Copy lines that will get clobbered by the rotation */
743 for (i = 0, j = row2; i < count; i++, j--)
744 { 706 }
745 buf_text[i] = screen.text[j]; 707
746 buf_rend[i] = screen.rend[j]; 708 // use a simple and robust scrolling algorithm, this
709 // part of scr_scroll_text is not time-critical.
710
711 int rows = row2 - row1 + 1;
712
713 min_it (count, rows);
714
715 line_t *temp_buf = row_buf + total_rows;
716
717 for (int row = 0; row < rows; row++)
747 } 718 {
719 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
748 720
749 /* B2: Rotate lines */ 721 if (!IN_RANGE_EXC (row + count, 0, rows))
750 for (j = row2, i = j - count; i >= row1; i--, j--) 722 scr_blank_screen_mem (temp_buf [row], rstyle);
751 { 723 }
752 screen.tlen[j] = screen.tlen[i];
753 screen.text[j] = screen.text[i];
754 screen.rend[j] = screen.rend[i];
755 }
756 724
757 j = row1, i = count; 725 for (int row = 0; row < rows; row++)
758 count = -count; 726 ROW(row1 + row) = temp_buf [row];
759 } 727 }
760
761 /* C: Resurrect lines */
762 memset (screen.tlen + j, 0, i * sizeof (int16_t));
763 memcpy (screen.text + j, buf_text, i * sizeof (text_t *));
764 memcpy (screen.rend + j, buf_rend, i * sizeof (text_t *));
765 if (!spec) /* line length may not equal TermWin.ncol */
766 for (; i--; j++)
767 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
768 728
769 return count; 729 return count;
770} 730}
771 731
772/* ------------------------------------------------------------------------- */ 732/* ------------------------------------------------------------------------- */
773/* 733/*
774 * Add text given in <str> of length <len> to screen struct 734 * Add text given in <str> of length <len> to screen struct
775 */ 735 */
776void 736void
777rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 737rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines)
778{ 738{
739 if (len <= 0) /* sanity */
740 return;
741
779 unsigned char checksel; 742 unsigned char checksel;
780 unicode_t c; 743 unicode_t c;
781 int i, row, last_col; 744 int ncol = this->ncol;
782 text_t *stp; 745 const wchar_t *strend = str + len;
783 rend_t *srp;
784
785 if (len <= 0) /* sanity */
786 return;
787 746
788 want_refresh = 1; 747 want_refresh = 1;
789 ZERO_SCROLLBACK (); 748 ZERO_SCROLLBACK ();
790 last_col = TermWin.ncol;
791 749
792 if (nlines > 0) 750 if (minlines > 0)
793 { 751 {
794 nlines += screen.cur.row - screen.bscroll; 752 minlines += screen.cur.row - screen.bscroll;
753
795 if ((nlines > 0) 754 if (minlines > 0
796 && (screen.tscroll == 0) 755 && screen.tscroll == 0
797 && (screen.bscroll == (TermWin.nrow - 1))) 756 && screen.bscroll == nrow - 1)
798 { 757 {
799 /* _at least_ this many lines need to be scrolled */ 758 /* _at least_ this many lines need to be scrolled */
800 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 759 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
801 screen.cur.row -= nlines; 760 screen.cur.row -= minlines;
802 } 761 }
803 } 762 }
804 763
805#ifdef DEBUG_STRICT 764#ifdef DEBUG_STRICT
806 assert (screen.cur.col < last_col); 765 assert (screen.cur.col < ncol);
807 assert ((screen.cur.row < TermWin.nrow) 766 assert (screen.cur.row < nrow
808 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 767 && screen.cur.row >= top_row);
809#else /* drive with your eyes closed */
810 MIN_IT (screen.cur.col, last_col - 1);
811 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
812 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
813#endif 768#endif
814 row = screen.cur.row + TermWin.saveLines; 769 int row = screen.cur.row;
815 770
816 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 771 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
817 772
818 stp = screen.text[row]; 773 line_t *line = &ROW(row);
819 srp = screen.rend[row];
820 774
821 while (len--) 775 while (str < strend)
822 { 776 {
823 c = *str++; 777 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
824 778
825 if (c < 0x20) 779 if (c < 0x20)
826 switch (c) 780 if (c == C0_LF)
827 { 781 {
828 case C0_HT: 782 max_it (line->l, screen.cur.col);
829 scr_tab (1, true);
830 continue;
831 783
832 case C0_LF:
833 if (screen.tlen[row] != -1) /* XXX: think about this */
834 MAX_IT (screen.tlen[row], screen.cur.col);
835
836 screen.flags &= ~Screen_WrapNext; 784 screen.flags &= ~Screen_WrapNext;
837 785
838 if (screen.cur.row == screen.bscroll) 786 if (screen.cur.row == screen.bscroll)
839 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 787 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
840 else if (screen.cur.row < (TermWin.nrow - 1)) 788 else if (screen.cur.row < (nrow - 1))
841 row = (++screen.cur.row) + TermWin.saveLines; 789 row = ++screen.cur.row;
842 790
843 stp = screen.text[row]; /* _must_ refresh */ 791 line = &ROW(row); /* _must_ refresh */
844 srp = screen.rend[row]; /* _must_ refresh */
845 continue; 792 continue;
793 }
794 else if (c == C0_CR)
795 {
796 max_it (line->l, screen.cur.col);
846 797
847 case C0_CR:
848 if (screen.tlen[row] != -1) /* XXX: think about this */
849 MAX_IT (screen.tlen[row], screen.cur.col);
850
851 screen.flags &= ~Screen_WrapNext; 798 screen.flags &= ~Screen_WrapNext;
852 screen.cur.col = 0; 799 screen.cur.col = 0;
853 continue; 800 continue;
801 }
802 else if (c == C0_HT)
803 {
804 scr_tab (1, true);
805 continue;
854 } 806 }
855 807
856 if (checksel /* see if we're writing within selection */ 808 if (checksel /* see if we're writing within selection */
857 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 809 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
858 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 810 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
… …
866 CLEAR_SELECTION (); 818 CLEAR_SELECTION ();
867 } 819 }
868 820
869 if (screen.flags & Screen_WrapNext) 821 if (screen.flags & Screen_WrapNext)
870 { 822 {
871 screen.tlen[row] = -1; 823 scr_do_wrap ();
872
873 scr_do_wrap (); row = screen.cur.row + TermWin.saveLines;
874
875 stp = screen.text[row]; /* _must_ refresh */
876 srp = screen.rend[row]; /* _must_ refresh */
877 } 824
825 line->l = ncol;
826 line->is_longer (1);
827
828 row = screen.cur.row;
829 line = &ROW(row); /* _must_ refresh */
830 }
831
832 // some utf-8 decoders "decode" surrogate characters: let's fix this.
833 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
834 c = 0xfffd;
878 835
879 // rely on wcwidth to tell us the character width, at least for non-latin1 836 // rely on wcwidth to tell us the character width, at least for non-latin1
880 // do wcwidth before further replacements, as wcwidth says that line-drawing 837 // do wcwidth before further replacements, as wcwidth might return -1
881 // characters have width -1 (DOH!) on GNU/Linux sometimes. 838 // for the line drawing characters below as they might be invalid in the current
839 // locale.
882 int width = c < 0x100 ? 1 : wcwidth (c); 840 int width = c < 0x100 ? 1 : wcwidth (c);
883 841
884 if (charsets[screen.charset] == '0') // DEC SPECIAL 842 if (charsets [screen.charset] == '0') // DEC SPECIAL
885 { 843 {
886 // vt100 special graphics and line drawing 844 // vt100 special graphics and line drawing
887 // 5f-7e standard vt100 845 // 5f-7e standard vt100
888 // 40-5e rxvt extension for extra curses acs chars 846 // 40-5e rxvt extension for extra curses acs chars
889 static uint16_t vt100_0[63] = { // 40 .. 7e 847 static uint16_t vt100_0[62] = { // 41 .. 7e
890 0x0000, 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 40-47 hi mr. snowman! 848 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
891 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 48-4f 849 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
892 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 50-57 850 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
893 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, // 58-5f 851 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
894 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67 852 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
895 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f 853 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
896 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77 854 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
897 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e 855 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
898 }; 856 };
899 857
900 if (c >= 0x40 && c <= 0x7e && vt100_0[c - 0x40]) 858 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
901 { 859 {
902 c = vt100_0[c - 0x40]; 860 c = vt100_0[c - 0x41];
903 width = 1; 861 width = 1; // vt100 line drawing characters are always single-width
904 } 862 }
905 } 863 }
906 864
907 if (screen.flags & Screen_Insert) 865 if (screen.flags & Screen_Insert)
908 scr_insdel_chars (width, INSERT); 866 scr_insdel_chars (width, INSERT);
909 867
910 if (width != 0) 868 if (width != 0)
911 { 869 {
912 // some utf-8 decoders decode surrogate characters.
913 if (0xd800 <= c && c <= 0xdfff)
914 c = 0xfffd;
915
916#if !UNICODE_3 870#if !UNICODE_3
917 // trim characters we can't store directly :( 871 // trim characters we can't store directly :(
918 if (c >= 0x10000) 872 if (c >= 0x10000)
919# if ENABLE_COMBINING 873# if ENABLE_COMBINING
920 c = rxvt_composite.compose (c); // map to lower 16 bits 874 c = rxvt_composite.compose (c); // map to lower 16 bits
… …
922 c = 0xfffd; 876 c = 0xfffd;
923# endif 877# endif
924#endif 878#endif
925 879
926 // nuke the character at this position, if required 880 // nuke the character at this position, if required
927 if (stp[screen.cur.col] == NOCHAR 881 if (line->t[screen.cur.col] == NOCHAR
928 || (screen.cur.col < TermWin.ncol - 1 882 || (screen.cur.col < ncol - 1
929 && stp[screen.cur.col + 1] == NOCHAR)) 883 && line->t[screen.cur.col + 1] == NOCHAR))
930 { 884 {
931 int col = screen.cur.col; 885 int col = screen.cur.col;
932 886
933 // find begin 887 // find begin
934 while (col > 0 && stp[col] == NOCHAR) 888 while (col > 0 && line->t[col] == NOCHAR)
935 col--; 889 col--;
936 890
937 rend_t rend = SET_FONT (srp[col], FONTSET (srp[col])->find_font (' ')); 891 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
938 892
939 // found begin, nuke 893 // found begin, nuke
940 do { 894 do {
941 stp[col] = ' '; 895 line->t[col] = ' ';
942 srp[col] = rend; 896 line->r[col] = rend;
943 col++; 897 col++;
944 } while (col < TermWin.ncol && stp[col] == NOCHAR); 898 } while (col < ncol && line->t[col] == NOCHAR);
945 } 899 }
946 900
947 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c)); 901 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
902
903 // if the character doesn't fit into the remaining columns...
904 if (screen.cur.col > ncol - width && ncol >= width)
905 {
906 // ...output spaces
907 c = ' ';
908 // and try the same character next loop iteration
909 --str;
910 }
911
912 line->touch ();
948 913
949 do 914 do
950 { 915 {
951 stp[screen.cur.col] = c; 916 line->t[screen.cur.col] = c;
952 srp[screen.cur.col] = rend; 917 line->r[screen.cur.col] = rend;
953 918
954 if (screen.cur.col < last_col - 1) 919 if (screen.cur.col < ncol - 1)
955 screen.cur.col++; 920 screen.cur.col++;
956 else 921 else
957 { 922 {
958 screen.tlen[row] = last_col; 923 line->l = ncol;
959 if (screen.flags & Screen_Autowrap) 924 if (screen.flags & Screen_Autowrap)
960 screen.flags |= Screen_WrapNext; 925 screen.flags |= Screen_WrapNext;
961 break; 926 break;
962 } 927 }
963 928
… …
965 } 930 }
966 while (--width > 0); 931 while (--width > 0);
967 932
968 // pad with spaces when overwriting wide character with smaller one 933 // pad with spaces when overwriting wide character with smaller one
969 if (!width) 934 if (!width)
935 {
936 line->touch ();
937
970 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 938 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
971 { 939 {
972 stp[c] = ' '; 940 line->t[c] = ' ';
973 srp[c] = rend; 941 line->r[c] = rend;
974 } 942 }
975 } 943 }
944 }
976 else if (width == 0) 945 else // width == 0
977 { 946 {
978#if ENABLE_COMBINING 947#if ENABLE_COMBINING
979 // handle combining characters 948 // handle combining characters
980 // we just tag the accent on the previous on-screen character. 949 // we just tag the accent on the previous on-screen character.
981 // this is arguably not correct, but also arguably not wrong. 950 // this is arguably not correct, but also arguably not wrong.
982 // we don't handle double-width characters nicely yet. 951 // we don't handle double-width characters nicely yet.
983 952 line_t *linep;
984 text_t *tp; 953 text_t *tp;
985 rend_t *rp; 954 rend_t *rp;
986 955
987 if (screen.cur.col > 0) 956 if (screen.cur.col > 0)
988 { 957 {
958 linep = line;
989 tp = stp + screen.cur.col - 1; 959 tp = line->t + screen.cur.col - 1;
990 rp = srp + screen.cur.col - 1; 960 rp = line->r + screen.cur.col - 1;
991
992 while (*tp == NOCHAR && tp > stp)
993 tp--, rp--;
994 } 961 }
995 else if (screen.cur.row > 0 962 else if (screen.cur.row > 0
996 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1) 963 && ROW(screen.cur.row - 1).is_longer ())
997 { 964 {
998 int line = screen.cur.row - 1 + TermWin.saveLines; 965 linep = &ROW(screen.cur.row - 1);
999
1000 tp = screen.text[line] + last_col - 1; 966 tp = line->t + ncol - 1;
1001 rp = screen.rend[line] + last_col - 1; 967 rp = line->r + ncol - 1;
1002
1003 while (*tp == NOCHAR && tp > screen.text[line])
1004 tp--, rp--;
1005 } 968 }
1006 else 969 else
1007 continue; 970 continue;
971
972 linep->touch ();
973
974 while (*tp == NOCHAR && tp > linep->t)
975 tp--, rp--;
1008 976
1009 // first try to find a precomposed character 977 // first try to find a precomposed character
1010 unicode_t n = rxvt_compose (*tp, c); 978 unicode_t n = rxvt_compose (*tp, c);
1011 if (n == NOCHAR) 979 if (n == NOCHAR)
1012 n = rxvt_composite.compose (*tp, c); 980 n = rxvt_composite.compose (*tp, c);
… …
1015 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 983 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1016#endif 984#endif
1017 } 985 }
1018 } 986 }
1019 987
1020 if (screen.tlen[row] != -1) /* XXX: think about this */ 988 max_it (line->l, screen.cur.col);
1021 MAX_IT (screen.tlen[row], screen.cur.col);
1022 989
1023#ifdef DEBUG_STRICT 990#ifdef DEBUG_STRICT
1024 assert (screen.cur.row >= 0); 991 assert (screen.cur.row >= 0);
1025#else /* drive with your eyes closed */
1026 MAX_IT (screen.cur.row, 0);
1027#endif 992#endif
1028} 993}
1029 994
1030/* ------------------------------------------------------------------------- */ 995/* ------------------------------------------------------------------------- */
1031/* 996/*
… …
1040 if (screen.cur.col == 0) 1005 if (screen.cur.col == 0)
1041 { 1006 {
1042 if (screen.cur.row > 0) 1007 if (screen.cur.row > 0)
1043 { 1008 {
1044#ifdef TERMCAP_HAS_BW 1009#ifdef TERMCAP_HAS_BW
1045 screen.cur.col = TermWin.ncol - 1; 1010 screen.cur.col = ncol - 1;
1046 screen.cur.row--; 1011 screen.cur.row--;
1047 return; 1012 return;
1048#endif 1013#endif
1049 } 1014 }
1050 } 1015 }
… …
1070 1035
1071 if (count == 0) 1036 if (count == 0)
1072 return; 1037 return;
1073 else if (count > 0) 1038 else if (count > 0)
1074 { 1039 {
1075 int row = TermWin.saveLines + screen.cur.row; 1040 line_t &l = ROW(screen.cur.row);
1076 text_t *tp = screen.text[row];
1077 rend_t *rp = screen.rend[row];
1078 rend_t base_rend = rp[i]; 1041 rend_t base_rend = l.r[i];
1079 ht &= tp[i] == ' '; 1042 ht &= l.t[i] == ' ';
1080 1043
1081 for (; ++i < TermWin.ncol; ) 1044 for (; ++i < ncol; )
1082 if (tabs[i]) 1045 if (tabs[i])
1083 { 1046 {
1084 x = i; 1047 x = i;
1048
1085 if (!--count) 1049 if (!--count)
1086 break; 1050 break;
1087 } 1051 }
1088 else 1052 else
1089 ht &= tp[i] == ' ' 1053 ht &= l.t[i] == ' '
1090 && RS_SAME (rp[i], base_rend); 1054 && RS_SAME (l.r[i], base_rend);
1091 1055
1092 if (count) 1056 if (count)
1093 x = TermWin.ncol - 1; 1057 x = ncol - 1;
1094 1058
1095 // store horizontal tab commands as characters inside the text 1059 // store horizontal tab commands as characters inside the text
1096 // buffer so they can be selected and pasted. 1060 // buffer so they can be selected and pasted.
1097 if (ht && options & Opt_pastableTabs) 1061 if (ht && OPTION (Opt_pastableTabs))
1098 { 1062 {
1099 base_rend = SET_FONT (base_rend, 0); 1063 base_rend = SET_FONT (base_rend, 0);
1100 1064
1101 if (screen.tlen[row] != -1) /* XXX: think about this */ 1065 l.touch (x);
1102 MAX_IT (screen.tlen[row], x);
1103 1066
1104 i = screen.cur.col; 1067 i = screen.cur.col;
1105 1068
1106 tp[i] = '\t'; 1069 l.t[i] = '\t';
1107 rp[i] = base_rend; 1070 l.r[i] = base_rend;
1108 1071
1109 while (++i < x) 1072 while (++i < x)
1110 { 1073 {
1111 tp[i] = NOCHAR; 1074 l.t[i] = NOCHAR;
1112 rp[i] = base_rend; 1075 l.r[i] = base_rend;
1113 } 1076 }
1114 } 1077 }
1115 } 1078 }
1116 else /* if (count < 0) */ 1079 else /* if (count < 0) */
1117 { 1080 {
… …
1143rxvt_term::scr_backindex () 1106rxvt_term::scr_backindex ()
1144{ 1107{
1145 if (screen.cur.col > 0) 1108 if (screen.cur.col > 0)
1146 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1109 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1147 else 1110 else
1148 {
1149 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1150 return; /* um, yeah? */
1151
1152 scr_insdel_chars (1, INSERT); 1111 scr_insdel_chars (1, INSERT);
1153 }
1154} 1112}
1155#endif 1113#endif
1156/* ------------------------------------------------------------------------- */ 1114/* ------------------------------------------------------------------------- */
1157/* 1115/*
1158 * Process DEC Forward Index 1116 * Process DEC Forward Index
… …
1162 */ 1120 */
1163#if ENABLE_FRILLS 1121#if ENABLE_FRILLS
1164void 1122void
1165rxvt_term::scr_forwardindex () 1123rxvt_term::scr_forwardindex ()
1166{ 1124{
1167 int row;
1168
1169 if (screen.cur.col < TermWin.ncol - 1) 1125 if (screen.cur.col < ncol - 1)
1170 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1126 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1171 else 1127 else
1172 { 1128 {
1173 row = screen.cur.row + TermWin.saveLines; 1129 line_t &l = ROW(screen.cur.row);
1174 1130
1175 if (screen.tlen[row] == 0) 1131 l.touch ();
1176 return; /* um, yeah? */ 1132 l.is_longer (0);
1177 else if (screen.tlen[row] == -1)
1178 screen.tlen[row] = TermWin.ncol;
1179 1133
1180 scr_gotorc (0, 0, R_RELATIVE); 1134 scr_gotorc (0, 0, R_RELATIVE);
1181 scr_insdel_chars (1, DELETE); 1135 scr_insdel_chars (1, DELETE);
1182 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1136 scr_gotorc (0, ncol - 1, R_RELATIVE);
1183 } 1137 }
1184} 1138}
1185#endif 1139#endif
1186 1140
1187/* ------------------------------------------------------------------------- */ 1141/* ------------------------------------------------------------------------- */
… …
1193{ 1147{
1194 want_refresh = 1; 1148 want_refresh = 1;
1195 ZERO_SCROLLBACK (); 1149 ZERO_SCROLLBACK ();
1196 1150
1197 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1151 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1198 MAX_IT (screen.cur.col, 0); 1152 clamp_it (screen.cur.col, 0, ncol - 1);
1199 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1200 1153
1201 screen.flags &= ~Screen_WrapNext; 1154 screen.flags &= ~Screen_WrapNext;
1202 1155
1203 if (relative & R_RELATIVE) 1156 if (relative & R_RELATIVE)
1204 { 1157 {
… …
1222 else 1175 else
1223 { 1176 {
1224 if (screen.flags & Screen_Relative) 1177 if (screen.flags & Screen_Relative)
1225 { /* relative origin mode */ 1178 { /* relative origin mode */
1226 screen.cur.row = row + screen.tscroll; 1179 screen.cur.row = row + screen.tscroll;
1227 MIN_IT (screen.cur.row, screen.bscroll); 1180 min_it (screen.cur.row, screen.bscroll);
1228 } 1181 }
1229 else 1182 else
1230 screen.cur.row = row; 1183 screen.cur.row = row;
1231 } 1184 }
1232 1185
1233 MAX_IT (screen.cur.row, 0); 1186 clamp_it (screen.cur.row, 0, nrow - 1);
1234 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1235} 1187}
1236 1188
1237/* ------------------------------------------------------------------------- */ 1189/* ------------------------------------------------------------------------- */
1238/* 1190/*
1239 * direction should be UP or DN 1191 * direction should be UP or DN
… …
1250 1202
1251 screen.flags &= ~Screen_WrapNext; 1203 screen.flags &= ~Screen_WrapNext;
1252 1204
1253 if ((screen.cur.row == screen.bscroll && direction == UP) 1205 if ((screen.cur.row == screen.bscroll && direction == UP)
1254 || (screen.cur.row == screen.tscroll && direction == DN)) 1206 || (screen.cur.row == screen.tscroll && direction == DN))
1255 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1207 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1256 else 1208 else
1257 screen.cur.row += dirn; 1209 screen.cur.row += dirn;
1258 1210
1259 MAX_IT (screen.cur.row, 0); 1211 clamp_it (screen.cur.row, 0, nrow - 1);
1260 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1261 selection_check (0); 1212 selection_check (0);
1262} 1213}
1263 1214
1264/* ------------------------------------------------------------------------- */ 1215/* ------------------------------------------------------------------------- */
1265/* 1216/*
… …
1269 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1220 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1270 */ 1221 */
1271void 1222void
1272rxvt_term::scr_erase_line (int mode) 1223rxvt_term::scr_erase_line (int mode)
1273{ 1224{
1274 unsigned int row, col, num; 1225 unsigned int col, num;
1275 1226
1276 want_refresh = 1; 1227 want_refresh = 1;
1277 ZERO_SCROLLBACK (); 1228 ZERO_SCROLLBACK ();
1278 1229
1279 selection_check (1); 1230 selection_check (1);
1280 1231
1281 row = TermWin.saveLines + screen.cur.row; 1232 line_t &line = ROW(screen.cur.row);
1233
1234 line.touch ();
1235 line.is_longer (0);
1236
1282 switch (mode) 1237 switch (mode)
1283 { 1238 {
1284 case 0: /* erase to end of line */ 1239 case 0: /* erase to end of line */
1285 col = screen.cur.col; 1240 col = screen.cur.col;
1286 num = TermWin.ncol - col; 1241 num = ncol - col;
1287 MIN_IT (screen.tlen[row], (int16_t)col); 1242 min_it (line.l, col);
1288 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1243 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1289 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1244 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1290 CLEAR_SELECTION (); 1245 CLEAR_SELECTION ();
1291 break; 1246 break;
1292 case 1: /* erase to beginning of line */ 1247 case 1: /* erase to beginning of line */
… …
1296 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1251 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1297 CLEAR_SELECTION (); 1252 CLEAR_SELECTION ();
1298 break; 1253 break;
1299 case 2: /* erase whole line */ 1254 case 2: /* erase whole line */
1300 col = 0; 1255 col = 0;
1301 num = TermWin.ncol; 1256 num = ncol;
1302 screen.tlen[row] = 0; 1257 line.l = 0;
1303 if (selection.beg.row <= screen.cur.row 1258 if (selection.beg.row <= screen.cur.row
1304 && selection.end.row >= screen.cur.row) 1259 && selection.end.row >= screen.cur.row)
1305 CLEAR_SELECTION (); 1260 CLEAR_SELECTION ();
1306 break; 1261 break;
1307 default: 1262 default:
1308 return; 1263 return;
1309 } 1264 }
1310 1265
1311 if (screen.text[row]) 1266 scr_blank_line (line, col, num, rstyle);
1312 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1313 else
1314 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1315} 1267}
1316 1268
1317/* ------------------------------------------------------------------------- */ 1269/* ------------------------------------------------------------------------- */
1318/* 1270/*
1319 * Erase part of whole of the screen 1271 * Erase part of whole of the screen
… …
1323 */ 1275 */
1324void 1276void
1325rxvt_term::scr_erase_screen (int mode) 1277rxvt_term::scr_erase_screen (int mode)
1326{ 1278{
1327 int num; 1279 int num;
1328 int32_t row, row_offset; 1280 int32_t row;
1329 rend_t ren; 1281 rend_t ren;
1330 XGCValues gcvalue; 1282 XGCValues gcvalue;
1331 1283
1332 want_refresh = 1; 1284 want_refresh = 1;
1333 ZERO_SCROLLBACK (); 1285 ZERO_SCROLLBACK ();
1334
1335 row_offset = (int32_t)TermWin.saveLines;
1336 1286
1337 switch (mode) 1287 switch (mode)
1338 { 1288 {
1339 case 0: /* erase to end of screen */ 1289 case 0: /* erase to end of screen */
1340 selection_check (1); 1290 selection_check (1);
1341 scr_erase_line (0); 1291 scr_erase_line (0);
1342 row = screen.cur.row + 1; /* possible OOB */ 1292 row = screen.cur.row + 1; /* possible OOB */
1343 num = TermWin.nrow - row; 1293 num = nrow - row;
1344 break; 1294 break;
1345 case 1: /* erase to beginning of screen */ 1295 case 1: /* erase to beginning of screen */
1346 selection_check (3); 1296 selection_check (3);
1347 scr_erase_line (1); 1297 scr_erase_line (1);
1348 row = 0; 1298 row = 0;
1349 num = screen.cur.row; 1299 num = screen.cur.row;
1350 break; 1300 break;
1351 case 2: /* erase whole screen */ 1301 case 2: /* erase whole screen */
1352 selection_check (3); 1302 selection_check (3);
1353 row = 0; 1303 row = 0;
1354 num = TermWin.nrow; 1304 num = nrow;
1355 break; 1305 break;
1356 default: 1306 default:
1357 return; 1307 return;
1358 } 1308 }
1359 1309
… …
1361 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1311 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1362 || (selection.end.row >= row 1312 || (selection.end.row >= row
1363 && selection.end.row <= row + num))) 1313 && selection.end.row <= row + num)))
1364 CLEAR_SELECTION (); 1314 CLEAR_SELECTION ();
1365 1315
1366 if (row >= TermWin.nrow) /* Out Of Bounds */ 1316 if (row >= nrow) /* Out Of Bounds */
1367 return; 1317 return;
1368 1318
1369 MIN_IT (num, (TermWin.nrow - row)); 1319 min_it (num, nrow - row);
1370 1320
1371 if (rstyle & (RS_RVid | RS_Uline)) 1321 if (rstyle & (RS_RVid | RS_Uline))
1372 ren = (rend_t) ~RS_None; 1322 ren = (rend_t) ~RS_None;
1373 else if (GET_BASEBG (rstyle) == Color_bg) 1323 else if (GET_BASEBG (rstyle) == Color_bg)
1374 { 1324 {
… …
1376 CLEAR_ROWS (row, num); 1326 CLEAR_ROWS (row, num);
1377 } 1327 }
1378 else 1328 else
1379 { 1329 {
1380 ren = rstyle & (RS_fgMask | RS_bgMask); 1330 ren = rstyle & (RS_fgMask | RS_bgMask);
1381 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1331 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1382 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1332 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1383 ERASE_ROWS (row, num); 1333 ERASE_ROWS (row, num);
1384 gcvalue.foreground = pix_colors[Color_fg]; 1334 gcvalue.foreground = pix_colors[Color_fg];
1385 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1335 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1386 } 1336 }
1387 1337
1388 for (; num--; row++) 1338 for (; num--; row++)
1389 { 1339 {
1390 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int) (row + row_offset), rstyle); 1340 scr_blank_screen_mem (ROW(row), rstyle);
1391 screen.tlen[row + row_offset] = 0; 1341 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1392 scr_blank_line (drawn_text[row], drawn_rend[row], (unsigned int)TermWin.ncol, ren);
1393 } 1342 }
1394} 1343}
1344
1345#if ENABLE_FRILLS
1346void
1347rxvt_term::scr_erase_savelines ()
1348{
1349 want_refresh = 1;
1350 ZERO_SCROLLBACK ();
1351
1352 top_row = 0;
1353}
1354#endif
1395 1355
1396/* ------------------------------------------------------------------------- */ 1356/* ------------------------------------------------------------------------- */
1397/* 1357/*
1398 * Fill the screen with `E's 1358 * Fill the screen with `E's
1399 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1359 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1400 */ 1360 */
1401void 1361void
1402rxvt_term::scr_E () 1362rxvt_term::scr_E ()
1403{ 1363{
1404 int i, j, k; 1364 rend_t fs;
1405 rend_t *r1, fs;
1406 1365
1407 want_refresh = 1; 1366 want_refresh = 1;
1408 ZERO_SCROLLBACK (); 1367 ZERO_SCROLLBACK ();
1409 1368
1410 num_scr_allow = 0; 1369 num_scr_allow = 0;
1411 selection_check (3); 1370 selection_check (3);
1412 1371
1413 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1372 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1414 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1373 for (int row = nrow; row--; )
1415 { 1374 {
1416 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1375 line_t &line = ROW(row);
1376
1417 fill_text (screen.text[k], 'E', TermWin.ncol); 1377 fill_text (line.t, 'E', ncol);
1418 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1378 rend_t *r1 = line.r;
1379
1380 for (int j = ncol; j--; )
1419 *r1++ = fs; 1381 *r1++ = fs;
1382
1383 line.is_longer (0);
1384 line.touch (ncol);
1420 } 1385 }
1421} 1386}
1422 1387
1423/* ------------------------------------------------------------------------- */ 1388/* ------------------------------------------------------------------------- */
1424/* 1389/*
… …
1445 count = end; 1410 count = end;
1446 } 1411 }
1447 1412
1448 scr_do_wrap (); 1413 scr_do_wrap ();
1449 1414
1450 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1415 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1451} 1416}
1452 1417
1453/* ------------------------------------------------------------------------- */ 1418/* ------------------------------------------------------------------------- */
1454/* 1419/*
1455 * Insert/Delete <count> characters from the current position 1420 * Insert/Delete <count> characters from the current position
… …
1457void 1422void
1458rxvt_term::scr_insdel_chars (int count, int insdel) 1423rxvt_term::scr_insdel_chars (int count, int insdel)
1459{ 1424{
1460 int col, row; 1425 int col, row;
1461 rend_t tr; 1426 rend_t tr;
1462 text_t *stp;
1463 rend_t *srp;
1464 int16_t *slp;
1465 1427
1466 want_refresh = 1; 1428 want_refresh = 1;
1467 ZERO_SCROLLBACK (); 1429 ZERO_SCROLLBACK ();
1468 1430
1469 if (count <= 0) 1431 if (count <= 0)
1470 return; 1432 return;
1471 1433
1472 scr_do_wrap (); 1434 scr_do_wrap ();
1473 1435
1474 selection_check (1); 1436 selection_check (1);
1475 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1437 min_it (count, ncol - screen.cur.col);
1476 1438
1477 row = screen.cur.row + TermWin.saveLines;
1478
1479 stp = screen.text[row];
1480 srp = screen.rend[row]; 1439 row = screen.cur.row;
1481 slp = &screen.tlen[row]; 1440
1441 line_t *line = &ROW(row);
1442
1443 line->touch ();
1444 line->is_longer (0);
1482 1445
1483 switch (insdel) 1446 switch (insdel)
1484 { 1447 {
1485 case INSERT: 1448 case INSERT:
1486 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; col--) 1449 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1487 { 1450 {
1488 stp[col] = stp[col - count]; 1451 line->t[col] = line->t[col - count];
1489 srp[col] = srp[col - count]; 1452 line->r[col] = line->r[col - count];
1490 } 1453 }
1491 1454
1492 if (*slp != -1) 1455 line->l = min (line->l + count, ncol);
1493 {
1494 *slp += count;
1495 MIN_IT (*slp, TermWin.ncol);
1496 }
1497 1456
1498 if (selection.op && current_screen == selection.screen 1457 if (selection.op && current_screen == selection.screen
1499 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1458 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1500 { 1459 {
1501 if (selection.end.row != screen.cur.row 1460 if (selection.end.row != screen.cur.row
1502 || (selection.end.col + count >= TermWin.ncol)) 1461 || (selection.end.col + count >= ncol))
1503 CLEAR_SELECTION (); 1462 CLEAR_SELECTION ();
1504 else 1463 else
1505 { /* shift selection */ 1464 { /* shift selection */
1506 selection.beg.col += count; 1465 selection.beg.col += count;
1507 selection.mark.col += count; /* XXX: yes? */ 1466 selection.mark.col += count; /* XXX: yes? */
1508 selection.end.col += count; 1467 selection.end.col += count;
1509 } 1468 }
1510 } 1469 }
1511 1470
1512 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1471 scr_blank_line (*line, screen.cur.col, count, rstyle);
1513 (unsigned int)count, rstyle);
1514 break; 1472 break;
1515 1473
1516 case ERASE: 1474 case ERASE:
1517 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1475 screen.cur.col += count; /* don't worry if > ncol */
1518 selection_check (1); 1476 selection_check (1);
1519 screen.cur.col -= count; 1477 screen.cur.col -= count;
1520 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1478
1521 (unsigned int)count, rstyle); 1479 line->l = max (line->l - count, 0);
1480 scr_blank_line (*line, screen.cur.col, count, rstyle);
1522 break; 1481 break;
1523 1482
1524 case DELETE: 1483 case DELETE:
1525 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1484 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1526 1485
1527 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1486 for (col = screen.cur.col; (col + count) < ncol; col++)
1528 { 1487 {
1529 stp[col] = stp[col + count]; 1488 line->t[col] = line->t[col + count];
1530 srp[col] = srp[col + count]; 1489 line->r[col] = line->r[col + count];
1531 } 1490 }
1532 1491
1533 scr_blank_line (&stp[TermWin.ncol - count], &srp[TermWin.ncol - count], 1492 line->l = max (line->l - count, 0);
1534 (unsigned int)count, tr); 1493 scr_blank_line (*line, ncol - count, count, tr);
1535
1536 if (*slp == -1) /* break line continuation */
1537 *slp = TermWin.ncol;
1538
1539 *slp -= count;
1540 MAX_IT (*slp, 0);
1541 1494
1542 if (selection.op && current_screen == selection.screen 1495 if (selection.op && current_screen == selection.screen
1543 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1496 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1544 { 1497 {
1545 if (selection.end.row != screen.cur.row 1498 if (selection.end.row != screen.cur.row
1546 || (screen.cur.col >= selection.beg.col - count) 1499 || (screen.cur.col >= selection.beg.col - count)
1547 || selection.end.col >= TermWin.ncol) 1500 || selection.end.col >= ncol)
1548 CLEAR_SELECTION (); 1501 CLEAR_SELECTION ();
1549 else 1502 else
1550 { 1503 {
1551 /* shift selection */ 1504 /* shift selection */
1552 selection.beg.col -= count; 1505 selection.beg.col -= count;
… …
1565 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1518 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1566 */ 1519 */
1567void 1520void
1568rxvt_term::scr_scroll_region (int top, int bot) 1521rxvt_term::scr_scroll_region (int top, int bot)
1569{ 1522{
1570 MAX_IT (top, 0); 1523 max_it (top, 0);
1571 MIN_IT (bot, (int)TermWin.nrow - 1); 1524 min_it (bot, nrow - 1);
1572 1525
1573 if (top > bot) 1526 if (top > bot)
1574 return; 1527 return;
1575 1528
1576 screen.tscroll = top; 1529 screen.tscroll = top;
… …
1655 */ 1608 */
1656void 1609void
1657rxvt_term::scr_set_tab (int mode) 1610rxvt_term::scr_set_tab (int mode)
1658{ 1611{
1659 if (mode < 0) 1612 if (mode < 0)
1660 memset (tabs, 0, TermWin.ncol * sizeof (char)); 1613 memset (tabs, 0, ncol * sizeof (char));
1661 else if (screen.cur.col < TermWin.ncol) 1614 else if (screen.cur.col < ncol)
1662 tabs[screen.cur.col] = (mode ? 1 : 0); 1615 tabs [screen.cur.col] = !!mode;
1663} 1616}
1664 1617
1665/* ------------------------------------------------------------------------- */ 1618/* ------------------------------------------------------------------------- */
1666/* 1619/*
1667 * Set reverse/normal video 1620 * Set reverse/normal video
… …
1674 XGCValues gcvalue; 1627 XGCValues gcvalue;
1675 1628
1676 if (rvideo != mode) 1629 if (rvideo != mode)
1677 { 1630 {
1678 rvideo = mode; 1631 rvideo = mode;
1679 SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color); 1632 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1680#if XPM_BACKGROUND 1633#if XPM_BACKGROUND
1681 if (bgPixmap.pixmap == None) 1634 if (bgPixmap.pixmap == None)
1682#endif 1635#endif
1683#if TRANSPARENT 1636#if TRANSPARENT
1684 if (! (options & Opt_transparent) || am_transparent == 0) 1637 if (! OPTION (Opt_transparent) || am_transparent == 0)
1685#endif 1638#endif
1686 XSetWindowBackground (display->display, TermWin.vt, 1639 XSetWindowBackground (display->display, vt,
1687 pix_colors[Color_bg]); 1640 pix_colors[Color_bg]);
1688 1641
1689 gcvalue.foreground = pix_colors[Color_fg]; 1642 gcvalue.foreground = pix_colors[Color_fg];
1690 gcvalue.background = pix_colors[Color_bg]; 1643 gcvalue.background = pix_colors[Color_bg];
1691 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1644 XChangeGC (display->display, gc, GCBackground | GCForeground,
1692 &gcvalue); 1645 &gcvalue);
1693 scr_clear (); 1646 scr_clear ();
1694 scr_touch (true); 1647 scr_touch (true);
1695 } 1648 }
1696} 1649}
… …
1714 * Set font style 1667 * Set font style
1715 */ 1668 */
1716void 1669void
1717rxvt_term::set_font_style () 1670rxvt_term::set_font_style ()
1718{ 1671{
1672#if 0
1719 switch (charsets[screen.charset]) 1673 switch (charsets [screen.charset])
1720 { 1674 {
1721 case '0': /* DEC Special Character & Line Drawing Set */ 1675 case '0': /* DEC Special Character & Line Drawing Set */
1722 break; 1676 break;
1723 case 'A': /* United Kingdom (UK) */ 1677 case 'A': /* United Kingdom (UK) */
1724 break; 1678 break;
… …
1731 case 'C': /* Finnish character set */ 1685 case 'C': /* Finnish character set */
1732 break; 1686 break;
1733 case 'K': /* German character set */ 1687 case 'K': /* German character set */
1734 break; 1688 break;
1735 } 1689 }
1690#endif
1736} 1691}
1737 1692
1738/* ------------------------------------------------------------------------- */ 1693/* ------------------------------------------------------------------------- */
1739/* 1694/*
1740 * Choose a font 1695 * Choose a font
… …
1777bool 1732bool
1778rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1733rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1779{ 1734{
1780 bool found = false; 1735 bool found = false;
1781 1736
1782 for (int i = 0; i < TermWin.nrow; i++) 1737 for (int i = 0; i < nrow; i++)
1783 { 1738 {
1784 int col = 0; 1739 int col = 0;
1785 rend_t *drp = drawn_rend [i]; 1740 rend_t *drp = drawn_buf[i].r;
1786 1741
1787 for (; col < TermWin.ncol; col++, drp++) 1742 for (; col < ncol; col++, drp++)
1788 if ((*drp & mask) == value) 1743 if ((*drp & mask) == value)
1789 { 1744 {
1790 found = true; 1745 found = true;
1791 *drp = ~value; 1746 *drp = ~value;
1792 } 1747 }
… …
1803 PART_END, 1758 PART_END,
1804 RC_COUNT 1759 RC_COUNT
1805}; 1760};
1806 1761
1807void 1762void
1808rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1763rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1809{ 1764{
1810 int i; 1765 int i;
1811 row_col_t rc[RC_COUNT]; 1766 row_col_t rc[RC_COUNT];
1812 1767
1813 if (drawn_text == NULL) /* sanity check */ 1768 if (!drawn_buf) /* sanity check */
1814 return; 1769 return;
1815 1770
1816#ifndef NO_SLOW_LINK_SUPPORT 1771#ifndef NO_SLOW_LINK_SUPPORT
1817 if (refresh_type == FAST_REFRESH && !display->is_local) 1772 if (refresh_type == FAST_REFRESH && !display->is_local)
1818 { 1773 {
1819 y = 0; 1774 y = 0;
1820 height = TermWin.height; 1775 eheight = height;
1821 } 1776 }
1822#endif
1823
1824#ifdef DEBUG_STRICT
1825 x = max (x, 0);
1826 x = min (x, (int)TermWin.width);
1827 y = max (y, 0);
1828 y = min (y, (int)TermWin.height);
1829#endif 1777#endif
1830 1778
1831 /* round down */ 1779 /* round down */
1832 rc[PART_BEG].col = Pixel2Col (x); 1780 rc[PART_BEG].col = Pixel2Col (x);
1833 rc[PART_BEG].row = Pixel2Row (y); 1781 rc[PART_BEG].row = Pixel2Row (y);
1834 /* round up */ 1782 /* round up */
1835 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1783 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1836 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1784 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1837 1785
1838 /* sanity checks */ 1786 /* sanity checks */
1839 for (i = PART_BEG; i < RC_COUNT; i++) 1787 for (i = PART_BEG; i < RC_COUNT; i++)
1840 { 1788 {
1841 MIN_IT (rc[i].col, TermWin.ncol - 1); 1789 min_it (rc[i].col, ncol - 1);
1842 MIN_IT (rc[i].row, TermWin.nrow - 1); 1790 min_it (rc[i].row, nrow - 1);
1843 } 1791 }
1844 1792
1845 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1793 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1846 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1794 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1795
1796 num_scr_allow = 0;
1847 1797
1848 if (refresh) 1798 if (refresh)
1849 scr_refresh (SLOW_REFRESH); 1799 scr_refresh ();
1850} 1800}
1851 1801
1852/* ------------------------------------------------------------------------- */ 1802/* ------------------------------------------------------------------------- */
1853/* 1803/*
1854 * Refresh the entire screen 1804 * Refresh the entire screen
1855 */ 1805 */
1856void 1806void
1857rxvt_term::scr_touch (bool refresh) 1807rxvt_term::scr_touch (bool refresh)
1858{ 1808{
1859 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1809 scr_expose (0, 0, width, height, refresh);
1860} 1810}
1861 1811
1862/* ------------------------------------------------------------------------- */ 1812/* ------------------------------------------------------------------------- */
1863/* 1813/*
1864 * Move the display so that the line represented by scrollbar value Y is at 1814 * Move the display so that the line represented by scrollbar value Y is at
1865 * the top of the screen 1815 * the top of the screen
1866 */ 1816 */
1867int 1817void
1868rxvt_term::scr_move_to (int y, int len) 1818rxvt_term::scr_move_to (int y, int len)
1869{ 1819{
1870 long p = 0; 1820 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1871 unsigned int oldviewstart;
1872
1873 oldviewstart = TermWin.view_start;
1874
1875 if (y < len)
1876 {
1877 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1878 p -= (long) (TermWin.nrow - 1);
1879 p = max (p, 0);
1880 }
1881
1882 TermWin.view_start = (unsigned int)min (p, TermWin.nscrolled);
1883
1884 return scr_changeview (oldviewstart);
1885} 1821}
1886 1822
1887/* ------------------------------------------------------------------------- */ 1823/* ------------------------------------------------------------------------- */
1888/* 1824/*
1889 * Page the screen up/down nlines 1825 * Page the screen up/down nlines
1890 * direction should be UP or DN 1826 * direction should be UP or DN
1891 */ 1827 */
1892int 1828bool
1893rxvt_term::scr_page (enum page_dirn direction, int nlines) 1829rxvt_term::scr_page (enum page_dirn direction, int nlines)
1894{ 1830{
1895 int n; 1831 int new_view_start =
1896 unsigned int oldviewstart; 1832 direction == UP ? view_start - nlines
1833 : view_start + nlines;
1897 1834
1898#ifdef DEBUG_STRICT
1899 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1900#endif
1901 oldviewstart = TermWin.view_start;
1902 if (direction == UP)
1903 {
1904 n = TermWin.view_start + nlines;
1905 TermWin.view_start = min (n, TermWin.nscrolled);
1906 }
1907 else
1908 {
1909 n = TermWin.view_start - nlines;
1910 TermWin.view_start = max (n, 0);
1911 }
1912 return scr_changeview (oldviewstart); 1835 return scr_changeview (new_view_start);
1913} 1836}
1914 1837
1915int 1838bool
1916rxvt_term::scr_changeview (unsigned int oldviewstart) 1839rxvt_term::scr_changeview (int new_view_start)
1917{ 1840{
1841 clamp_it (new_view_start, top_row, 0);
1842
1918 if (TermWin.view_start != oldviewstart) 1843 if (new_view_start == view_start)
1919 { 1844 return false;
1845
1846 num_scr += new_view_start - view_start;
1847 view_start = new_view_start;
1920 want_refresh = 1; 1848 want_refresh = 1;
1921 num_scr -= (TermWin.view_start - oldviewstart);
1922 }
1923 1849
1924 return (int) (TermWin.view_start - oldviewstart); 1850 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1851
1852 return true;
1925} 1853}
1926 1854
1927/* ------------------------------------------------------------------------- */ 1855/* ------------------------------------------------------------------------- */
1928void 1856void
1929rxvt_term::scr_bell () 1857rxvt_term::scr_bell ()
1930{ 1858{
1931#ifndef NO_BELL 1859#ifndef NO_BELL
1860
1932# ifndef NO_MAPALERT 1861# ifndef NO_MAPALERT
1933# ifdef MAPALERT_OPTION 1862# ifdef MAPALERT_OPTION
1934 if (options & Opt_mapAlert) 1863 if (OPTION (Opt_mapAlert))
1935# endif 1864# endif
1936 XMapWindow (display->display, TermWin.parent[0]); 1865 XMapWindow (display->display, parent[0]);
1937# endif 1866# endif
1938 if (options & Opt_visualBell) 1867
1868 if (OPTION (Opt_visualBell))
1939 { 1869 {
1940 scr_rvideo_mode (!rvideo); /* refresh also done */ 1870 scr_rvideo_mode (!rvideo); /* refresh also done */
1871 display->flush ();
1872 rxvt_usleep (VISUAL_BELL_DURATION);
1941 scr_rvideo_mode (!rvideo); /* refresh also done */ 1873 scr_rvideo_mode (!rvideo); /* refresh also done */
1942 } 1874 }
1943 else 1875 else
1944 XBell (display->display, 0); 1876 XBell (display->display, 0);
1877
1945#endif 1878#endif
1946} 1879}
1947 1880
1948/* ------------------------------------------------------------------------- */ 1881/* ------------------------------------------------------------------------- */
1949/* ARGSUSED */ 1882/* ARGSUSED */
1950void 1883void
1951rxvt_term::scr_printscreen (int fullhist) 1884rxvt_term::scr_printscreen (int fullhist)
1952{ 1885{
1953#ifdef PRINTPIPE 1886#ifdef PRINTPIPE
1954 int i, r1, nrows, row_offset; 1887 int nrows, row_start;
1955 FILE *fd; 1888 FILE *fd;
1956 1889
1957 if ((fd = popen_printer ()) == NULL) 1890 if ((fd = popen_printer ()) == NULL)
1958 return; 1891 return;
1959 1892
1960 nrows = TermWin.nrow;
1961 row_offset = TermWin.saveLines;
1962
1963 if (!fullhist) 1893 if (fullhist)
1964 row_offset -= TermWin.view_start; 1894 {
1895 nrows = nrow - top_row;
1896 row_start = top_row;
1897 }
1965 else 1898 else
1966 { 1899 {
1967 nrows += TermWin.nscrolled; 1900 nrows = nrow;
1968 row_offset -= TermWin.nscrolled; 1901 row_start = view_start;
1969 } 1902 }
1970 1903
1971 wctomb (0, 0); 1904 wctomb (0, 0);
1972 1905
1973 for (r1 = 0; r1 < nrows; r1++) 1906 for (int r1 = 0; r1 < nrows; r1++)
1974 { 1907 {
1975 text_t *tp = screen.text[r1 + row_offset]; 1908 text_t *tp = ROW(r1).t;
1976 int len = screen.tlen[r1 + row_offset]; 1909 int len = ROW(r1).l;
1977 1910
1978 for (i = len >= 0 ? len : TermWin.ncol - 1; i--; ) 1911 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1979 { 1912 {
1980 char mb[MB_LEN_MAX]; 1913 char mb[MB_LEN_MAX];
1981 text_t t = *tp++; 1914 text_t t = *tp++;
1982 if (t == NOCHAR) 1915 if (t == NOCHAR)
1983 continue; 1916 continue;
… …
2004/* 1937/*
2005 * Refresh the screen 1938 * Refresh the screen
2006 * drawn_text/drawn_rend contain the screen information before the update. 1939 * drawn_text/drawn_rend contain the screen information before the update.
2007 * screen.text/screen.rend contain what the screen will change to. 1940 * screen.text/screen.rend contain what the screen will change to.
2008 */ 1941 */
2009
2010#define FONT_WIDTH(X, Y) \
2011 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
2012#define FONT_RBEAR(X, Y) \
2013 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
2014#define FONT_LBEAR(X, Y) \
2015 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
2016#define IS_FONT_CHAR(X, Y) \
2017 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
2018
2019void 1942void
2020rxvt_term::scr_refresh (unsigned char refresh_type) 1943rxvt_term::scr_refresh ()
2021{ 1944{
2022 unsigned char must_clear, /* use draw_string not draw_image_string */ 1945 unsigned char must_clear, /* use draw_string not draw_image_string */
2023 showcursor; /* show the cursor */ 1946 showcursor; /* show the cursor */
2024 int16_t col, row, /* column/row we're processing */ 1947 int16_t col, row, /* column/row we're processing */
2025 ocrow; /* old cursor row */ 1948 ocrow; /* old cursor row */
2026 int i, /* tmp */ 1949 int i; /* tmp */
2027 row_offset; /* basic offset in screen structure */
2028#ifndef NO_CURSORCOLOR 1950#ifndef NO_CURSORCOLOR
2029 rend_t cc1; /* store colours at cursor position (s) */ 1951 rend_t cc1; /* store colours at cursor position (s) */
2030#endif 1952#endif
2031 rend_t *crp; // cursor rendition pointer 1953 rend_t *crp; // cursor rendition pointer
2032 1954
2033 want_refresh = 0; /* screen is current */ 1955 want_refresh = 0; /* screen is current */
2034 1956
2035 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1957 if (refresh_type == NO_REFRESH || !mapped)
2036 return; 1958 return;
2037 1959
2038 /* 1960 /*
2039 * A: set up vars 1961 * A: set up vars
2040 */ 1962 */
2041 must_clear = 0; 1963 must_clear = 0;
2042 refresh_count = 0; 1964 refresh_count = 0;
2043 1965
2044 row_offset = TermWin.saveLines - TermWin.view_start;
2045
2046#if XPM_BACKGROUND 1966#if XPM_BACKGROUND
2047 must_clear |= (bgPixmap.pixmap != None); 1967 must_clear |= bgPixmap.pixmap != None;
2048#endif 1968#endif
2049#if TRANSPARENT 1969#if TRANSPARENT
2050 must_clear |= ((options & Opt_transparent) && am_transparent); 1970 must_clear |= OPTION (Opt_transparent) && am_transparent;
2051#endif 1971#endif
2052 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 1972 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2053 1973
2054 /* 1974 /*
2055 * B: reverse any characters which are selected 1975 * B: reverse any characters which are selected
… …
2072 1992
2073 if (showcursor) 1993 if (showcursor)
2074 { 1994 {
2075 int col = screen.cur.col; 1995 int col = screen.cur.col;
2076 1996
2077 while (col && screen.text[screen.cur.row + TermWin.saveLines][col] == NOCHAR) 1997 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2078 col--; 1998 col--;
2079 1999
2080 crp = &screen.rend[screen.cur.row + TermWin.saveLines][col]; 2000 crp = &ROW(screen.cur.row).r[col];
2081 2001
2082 if (showcursor && TermWin.focus) 2002 if (showcursor && focus)
2083 { 2003 {
2004 if (OPTION (Opt_cursorUnderline))
2005 *crp ^= RS_Uline;
2006 else
2007 {
2084 *crp ^= RS_RVid; 2008 *crp ^= RS_RVid;
2009
2085#ifndef NO_CURSORCOLOR 2010#ifndef NO_CURSORCOLOR
2086 cc1 = *crp & (RS_fgMask | RS_bgMask); 2011 cc1 = *crp & (RS_fgMask | RS_bgMask);
2087 if (ISSET_PIXCOLOR (Color_cursor)) 2012 if (ISSET_PIXCOLOR (Color_cursor))
2088 ccol1 = Color_cursor; 2013 ccol1 = Color_cursor;
2089 else 2014 else
2090#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2015#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2091 ccol1 = GET_FGCOLOR (rstyle); 2016 ccol1 = fgcolor_of (rstyle);
2092#else 2017#else
2093 ccol1 = Color_fg; 2018 ccol1 = Color_fg;
2094#endif 2019#endif
2095 if (ISSET_PIXCOLOR (Color_cursor2)) 2020 if (ISSET_PIXCOLOR (Color_cursor2))
2096 ccol2 = Color_cursor2; 2021 ccol2 = Color_cursor2;
2097 else 2022 else
2098#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2023#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2099 ccol2 = GET_BGCOLOR (rstyle); 2024 ccol2 = bgcolor_of (rstyle);
2100#else 2025#else
2101 ccol2 = Color_bg; 2026 ccol2 = Color_bg;
2102#endif 2027#endif
2103 *crp = SET_FGCOLOR (*crp, ccol1); 2028 *crp = SET_FGCOLOR (*crp, ccol1);
2104 *crp = SET_BGCOLOR (*crp, ccol2); 2029 *crp = SET_BGCOLOR (*crp, ccol2);
2105#endif 2030#endif
2031 }
2106 } 2032 }
2107 } 2033 }
2108 2034
2109 /* make sure no outline cursor is left around */ 2035 /* make sure no outline cursor is left around */
2110 setoldcursor = 0; 2036 setoldcursor = 0;
2111 if (ocrow != -1) 2037 if (ocrow != -1)
2112 { 2038 {
2113 if (screen.cur.row + TermWin.view_start != ocrow 2039 if (screen.cur.row - view_start != ocrow
2114 || screen.cur.col != oldcursor.col) 2040 || screen.cur.col != oldcursor.col)
2115 { 2041 {
2116 if (ocrow < TermWin.nrow 2042 if (ocrow < nrow
2117 && oldcursor.col < TermWin.ncol) 2043 && oldcursor.col < ncol)
2118 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2044 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2119 2045
2120 if (TermWin.focus || !showcursor) 2046 if (focus || !showcursor)
2121 oldcursor.row = -1; 2047 oldcursor.row = -1;
2122 else 2048 else
2123 setoldcursor = 1; 2049 setoldcursor = 1;
2124 } 2050 }
2125 } 2051 }
2126 else if (!TermWin.focus) 2052 else if (!focus)
2127 setoldcursor = 1; 2053 setoldcursor = 1;
2128 2054
2129 if (setoldcursor) 2055 if (setoldcursor)
2130 { 2056 {
2131 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2057 if (screen.cur.row - view_start >= nrow)
2132 oldcursor.row = -1; 2058 oldcursor.row = -1;
2133 else 2059 else
2134 { 2060 {
2135 oldcursor.row = screen.cur.row + TermWin.view_start; 2061 oldcursor.row = screen.cur.row - view_start;
2136 oldcursor.col = screen.cur.col; 2062 oldcursor.col = screen.cur.col;
2137 } 2063 }
2138 } 2064 }
2139 } 2065 }
2140 2066
2067 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2141#if ENABLE_OVERLAY 2068#if ENABLE_OVERLAY
2142 scr_swap_overlay (); 2069 scr_swap_overlay ();
2143#endif 2070#endif
2144
2145 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
2146 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
2147 2071
2148#ifndef NO_SLOW_LINK_SUPPORT 2072#ifndef NO_SLOW_LINK_SUPPORT
2149 /* 2073 /*
2150 * D: CopyArea pass - very useful for slower links 2074 * D: CopyArea pass - very useful for slower links
2151 * This has been deliberately kept simple. 2075 * This has been deliberately kept simple.
2152 */ 2076 */
2153 i = num_scr;
2154 if (!display->is_local 2077 if (!display->is_local
2155 && refresh_type == FAST_REFRESH && num_scr_allow && i 2078 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2156 && abs (i) < TermWin.nrow && !must_clear) 2079 && abs (num_scr) < nrow && !must_clear)
2157 { 2080 {
2158 int16_t nits; 2081 int16_t nits;
2159 int j; 2082 int j;
2160 int len, wlen; 2083 int len, wlen;
2084 dLocal (int, num_scr);
2161 2085
2162 j = TermWin.nrow; 2086 j = nrow;
2163 wlen = len = -1; 2087 wlen = len = -1;
2164 row = i > 0 ? 0 : j - 1; 2088 row = i > 0 ? 0 : j - 1;
2165 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2089 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2166 { 2090 {
2167 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2091 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2168 { 2092 {
2169 text_t *stp = screen.text[row + row_offset]; 2093 line_t s = ROW(view_start + row);
2170 rend_t *srp = screen.rend[row + row_offset];
2171 text_t *dtp = drawn_text[row]; 2094 line_t d = drawn_buf[row];
2172 text_t *dtp2 = drawn_text[row + i]; 2095 line_t d2 = drawn_buf[row + i];
2173 rend_t *drp = drawn_rend[row];
2174 rend_t *drp2 = drawn_rend[row + i];
2175 2096
2176 for (nits = 0, col = TermWin.ncol; col--; ) 2097 for (nits = 0, col = ncol; col--; )
2177 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2098 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2178 nits--; 2099 nits--;
2179 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2100 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2180 nits++; 2101 nits++;
2181 2102
2182 if (nits > 8) /* XXX: arbitrary choice */ 2103 if (nits > 8) /* XXX: arbitrary choice */
2183 { 2104 {
2184 for (col = TermWin.ncol; col--; ) 2105 for (col = ncol; col--; )
2185 { 2106 {
2186 *dtp++ = *dtp2++; 2107 *d.t++ = *d2.t++;
2187 *drp++ = *drp2++; 2108 *d.r++ = *d2.r++;
2188 } 2109 }
2189 2110
2190 if (len == -1) 2111 if (len == -1)
2191 len = row; 2112 len = row;
2192 2113
… …
2197 2118
2198 if (len != -1) 2119 if (len != -1)
2199 { 2120 {
2200 /* also comes here at end if needed because of >= above */ 2121 /* also comes here at end if needed because of >= above */
2201 if (wlen < len) 2122 if (wlen < len)
2202 SWAP_IT (wlen, len, int); 2123 ::swap (wlen, len);
2203 2124
2204 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2125 XCopyArea (display->display, vt, vt,
2205 TermWin.gc, 0, Row2Pixel (len + i), 2126 gc, 0, Row2Pixel (len + i),
2206 (unsigned int)TermWin_TotalWidth (), 2127 (unsigned int)this->width,
2207 (unsigned int)Height2Pixel (wlen - len + 1), 2128 (unsigned int)Height2Pixel (wlen - len + 1),
2208 0, Row2Pixel (len)); 2129 0, Row2Pixel (len));
2209 len = -1; 2130 len = -1;
2210 } 2131 }
2211 } 2132 }
… …
2213#endif 2134#endif
2214 2135
2215 /* 2136 /*
2216 * E: main pass across every character 2137 * E: main pass across every character
2217 */ 2138 */
2218 for (row = 0; row < TermWin.nrow; row++) 2139 for (row = 0; row < nrow; row++)
2219 { 2140 {
2220 text_t *stp = screen.text[row + row_offset]; 2141 text_t *stp = ROW(view_start + row).t;
2221 rend_t *srp = screen.rend[row + row_offset]; 2142 rend_t *srp = ROW(view_start + row).r;
2222 text_t *dtp = drawn_text[row]; 2143 text_t *dtp = drawn_buf[row].t;
2223 rend_t *drp = drawn_rend[row]; 2144 rend_t *drp = drawn_buf[row].r;
2224 2145
2225 /* 2146 /*
2226 * E2: OK, now the real pass 2147 * E2: OK, now the real pass
2227 */ 2148 */
2228 int ypixel = (int)Row2Pixel (row); 2149 int ypixel = (int)Row2Pixel (row);
2229 2150
2230 for (col = 0; col < TermWin.ncol; col++) 2151 for (col = 0; col < ncol; col++)
2231 { 2152 {
2232 /* compare new text with old - if exactly the same then continue */ 2153 /* compare new text with old - if exactly the same then continue */
2233 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2154 if (stp[col] == dtp[col] /* Must match characters to skip. */
2234 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */ 2155 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2235 || (stp[col] == ' ' /* space w/ no background change */ 2156 || (stp[col] == ' ' /* space w/ no background change */
… …
2249 dtp[col] = stp[col]; 2170 dtp[col] = stp[col];
2250 drp[col] = rend; 2171 drp[col] = rend;
2251 2172
2252 int xpixel = Col2Pixel (col); 2173 int xpixel = Col2Pixel (col);
2253 2174
2254 for (i = 0; ++col < TermWin.ncol; ) 2175 for (i = 0; ++col < ncol; )
2255 { 2176 {
2256 if (stp[col] == NOCHAR) 2177 if (stp[col] == NOCHAR)
2257 { 2178 {
2258 dtp[col] = stp[col]; 2179 dtp[col] = stp[col];
2259 drp[col] = rend; 2180 drp[col] = rend;
… …
2287 2208
2288 // sometimes we optimize away the trailing NOCHAR's, add them back 2209 // sometimes we optimize away the trailing NOCHAR's, add them back
2289 while (i && text[count] == NOCHAR) 2210 while (i && text[count] == NOCHAR)
2290 count++, i--; 2211 count++, i--;
2291 2212
2292#if ENABLE_STYLES
2293 // force redraw after "careful" characters to avoid pixel droppings
2294 if (srp[col] & RS_Careful && col < TermWin.ncol - 1 && 0)
2295 drp[col + 1] = ~srp[col + 1];
2296
2297 // include previous careful character(s) if possible, looks nicer (best effort...)
2298 while (text > stp
2299 && srp[text - stp - 1] & RS_Careful
2300 && RS_SAME (rend, srp[text - stp - 1]))
2301 text--, count++, xpixel -= TermWin.fwidth;
2302#endif
2303
2304 /* 2213 /*
2305 * Determine the attributes for the string 2214 * Determine the attributes for the string
2306 */ 2215 */
2307 int fore = GET_FGCOLOR (rend); // desired foreground 2216 int fore = fgcolor_of (rend); // desired foreground
2308 int back = GET_BGCOLOR (rend); // desired background 2217 int back = bgcolor_of (rend); // desired background
2309 2218
2310 // only do special processing if ana attributes are set, which is rare 2219 // only do special processing if any attributes are set, which is unlikely
2311 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink)) 2220 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2312 { 2221 {
2222#if ENABLE_STYLES
2223 // force redraw after "careful" characters to avoid pixel droppings
2224 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2225 drp[col + 1] = ~srp[col + 1];
2226
2227 // include previous careful character(s) if possible, looks nicer (best effort...)
2228 while (text > stp
2229 && srp[text - stp - 1] & RS_Careful
2230 && RS_SAME (rend, srp[text - stp - 1]))
2231 text--, count++, xpixel -= fwidth;
2232#endif
2233
2313 bool invert = rend & RS_RVid; 2234 bool invert = rend & RS_RVid;
2314 2235
2315#ifndef NO_BOLD_UNDERLINE_REVERSE 2236#ifndef NO_BOLD_UNDERLINE_REVERSE
2316 if (rend & RS_Bold 2237 if (rend & RS_Bold
2317 && fore == Color_fg) 2238 && fore == Color_fg)
… …
2339 fore = Color_UL; 2260 fore = Color_UL;
2340#endif 2261#endif
2341 2262
2342 if (invert) 2263 if (invert)
2343 { 2264 {
2344 SWAP_IT (fore, back, int); 2265 ::swap (fore, back);
2345 2266
2346#ifndef NO_BOLD_UNDERLINE_REVERSE 2267#ifndef NO_BOLD_UNDERLINE_REVERSE
2347 if (ISSET_PIXCOLOR (Color_RV)) 2268 if (ISSET_PIXCOLOR (Color_RV))
2348 back = Color_RV; 2269 back = Color_RV;
2270
2271 if (fore == back)
2272 {
2273 fore = Color_bg;
2274 back = Color_fg;
2275 }
2349#endif 2276#endif
2350 } 2277 }
2351 2278
2352#ifdef TEXT_BLINK 2279#ifdef TEXT_BLINK
2353 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2280 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
… …
2364 } 2291 }
2365 2292
2366 /* 2293 /*
2367 * Actually do the drawing of the string here 2294 * Actually do the drawing of the string here
2368 */ 2295 */
2369 rxvt_font *font = (*TermWin.fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2296 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2370 2297
2371 if (back == fore) 2298 if (back == fore)
2372 font->clear_rect (*TermWin.drawable, xpixel, ypixel, 2299 font->clear_rect (*drawable, xpixel, ypixel,
2373 TermWin.fwidth * count, TermWin.fheight, 2300 fwidth * count, fheight,
2374 back); 2301 back);
2375 else if (back == Color_bg) 2302 else if (back == Color_bg)
2376 { 2303 {
2377 if (must_clear) 2304 if (must_clear)
2378 { 2305 {
2379 CLEAR_CHARS (xpixel, ypixel, count); 2306 CLEAR_CHARS (xpixel, ypixel, count);
2380 2307
2381 for (i = 0; i < count; i++) /* don't draw empty strings */ 2308 for (i = 0; i < count; i++) /* don't draw empty strings */
2382 if (text[i] != ' ') 2309 if (text[i] != ' ')
2383 { 2310 {
2384 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2311 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2385 break; 2312 break;
2386 } 2313 }
2387 } 2314 }
2388 else 2315 else
2389 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2316 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2390 } 2317 }
2391 else 2318 else
2392 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2319 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2393 2320
2394 if (rend & RS_Uline && font->descent > 1 && fore != back) 2321 if (rend & RS_Uline && font->descent > 1 && fore != back)
2395 { 2322 {
2396#if ENABLE_FRILLS 2323#if ENABLE_FRILLS
2397 if (ISSET_PIXCOLOR (Color_underline)) 2324 if (ISSET_PIXCOLOR (Color_underline))
2398 XSetForeground (display->display, TermWin.gc, pix_colors[Color_underline]); 2325 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2399 else 2326 else
2400#endif 2327#endif
2401 XSetForeground (display->display, TermWin.gc, pix_colors[fore]); 2328 XSetForeground (display->display, gc, pix_colors[fore]);
2402 2329
2403 XDrawLine (display->display, drawBuffer, TermWin.gc, 2330 XDrawLine (display->display, drawBuffer, gc,
2404 xpixel, ypixel + font->ascent + 1, 2331 xpixel, ypixel + font->ascent + 1,
2405 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2332 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2406 } 2333 }
2407 } /* for (col....) */ 2334 } /* for (col....) */
2408 } /* for (row....) */ 2335 } /* for (row....) */
2409 2336
2410#if ENABLE_OVERLAY 2337#if ENABLE_OVERLAY
2411 scr_swap_overlay (); 2338 scr_swap_overlay ();
2412#endif 2339#endif
2340 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2413 2341
2414 /* 2342 /*
2415 * G: cleanup cursor and display outline cursor if necessary 2343 * G: cleanup cursor and display outline cursor if necessary
2416 */ 2344 */
2417 if (showcursor) 2345 if (showcursor)
2418 { 2346 {
2419 if (TermWin.focus) 2347 if (focus)
2348 {
2349 if (OPTION (Opt_cursorUnderline))
2350 *crp ^= RS_Uline;
2351 else
2420 { 2352 {
2421 *crp ^= RS_RVid; 2353 *crp ^= RS_RVid;
2422#ifndef NO_CURSORCOLOR 2354#ifndef NO_CURSORCOLOR
2423 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2355 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2424#endif 2356#endif
2357 }
2425 } 2358 }
2426 else if (oldcursor.row >= 0) 2359 else if (oldcursor.row >= 0)
2427 { 2360 {
2361 int cursorwidth = 1;
2362 int col = oldcursor.col;
2363
2364 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2365 col--;
2366
2367 while (col + cursorwidth < ncol
2368 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2369 cursorwidth++;
2370
2428#ifndef NO_CURSORCOLOR 2371#ifndef NO_CURSORCOLOR
2429 if (ISSET_PIXCOLOR (Color_cursor)) 2372 if (ISSET_PIXCOLOR (Color_cursor))
2430 XSetForeground (display->display, TermWin.gc, pix_colors[Color_cursor]); 2373 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2431#endif 2374#endif
2432 int cursorwidth = 1;
2433 while (oldcursor.col + cursorwidth < TermWin.ncol
2434 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2435 cursorwidth++;
2436 2375
2437 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2376 XDrawRectangle (display->display, drawBuffer, gc,
2438 Col2Pixel (oldcursor.col), 2377 Col2Pixel (col),
2439 Row2Pixel (oldcursor.row), 2378 Row2Pixel (oldcursor.row),
2440 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2379 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2441 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2380 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2442 } 2381 }
2443 } 2382 }
2444 2383
2445 /* 2384 /*
2446 * H: cleanup selection 2385 * H: cleanup selection
2447 */ 2386 */
2448 scr_reverse_selection (); 2387 scr_reverse_selection ();
2449 2388
2450 if (refresh_type & SMOOTH_REFRESH)
2451 XFlush (display->display);
2452
2453 num_scr = 0; 2389 num_scr = 0;
2454 num_scr_allow = 1; 2390 num_scr_allow = 1;
2455} 2391}
2456 2392
2457void 2393void
2458rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2394rxvt_term::scr_remap_chars (line_t &l)
2459{ 2395{
2460 if (!rp || !tp) 2396 if (!l.t)
2461 return; 2397 return;
2462 2398
2463 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2399 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2400
2401 for (int i = ncol; i--; )
2464 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 2402 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2465} 2403}
2466 2404
2467void 2405void
2468rxvt_term::scr_remap_chars () 2406rxvt_term::scr_remap_chars ()
2469{ 2407{
2470 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2408 for (int i = total_rows; i--; )
2471 scr_remap_chars (screen.text[i], screen.rend[i]); 2409 scr_remap_chars (row_buf [i]);
2472 2410
2473 for (int i = TermWin.nrow; i--; ) 2411 for (int i = nrow; i--; )
2474 { 2412 {
2475 scr_remap_chars (drawn_text[i], drawn_rend[i]); 2413 scr_remap_chars (drawn_buf [i]);
2476 scr_remap_chars (swap.text[i], swap.rend[i]); 2414 scr_remap_chars (swap_buf [i]);
2477 } 2415 }
2478} 2416}
2479 2417
2480void 2418void
2481rxvt_term::scr_recolour () 2419rxvt_term::scr_recolour ()
… …
2487#if XPM_BACKGROUND 2425#if XPM_BACKGROUND
2488 && !bgPixmap.pixmap 2426 && !bgPixmap.pixmap
2489#endif 2427#endif
2490 ) 2428 )
2491 { 2429 {
2492 XSetWindowBackground (display->display, TermWin.parent[0], pix_colors[Color_border]); 2430 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2493 XClearWindow (display->display, TermWin.parent[0]); 2431 XClearWindow (display->display, parent[0]);
2494 XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]); 2432 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2495#if HAVE_SCROLLBARS 2433#if HAVE_SCROLLBARS
2496 if (scrollBar.win) 2434 if (scrollBar.win)
2497 { 2435 {
2498 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2436 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2499 scrollBar.setIdle (); 2437 scrollBar.setIdle ();
… …
2509 2447
2510/* ------------------------------------------------------------------------- */ 2448/* ------------------------------------------------------------------------- */
2511void 2449void
2512rxvt_term::scr_clear (bool really) 2450rxvt_term::scr_clear (bool really)
2513{ 2451{
2514 if (!TermWin.mapped) 2452 if (!mapped)
2515 return; 2453 return;
2516 2454
2517 num_scr_allow = 0; 2455 num_scr_allow = 0;
2518 want_refresh = 1; 2456 want_refresh = 1;
2519 2457
2520#if TRANSPARENT
2521 if ((options & Opt_transparent) && (am_pixmap_trans == 0))
2522 {
2523 int i;
2524
2525 if (!(options & Opt_transparent_all))
2526 i = 0;
2527 else
2528 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2529
2530 while (i--)
2531 if (TermWin.parent[i] != None)
2532 XClearWindow (display->display, TermWin.parent[i]);
2533 }
2534#endif
2535
2536 if (really) 2458 if (really)
2537 XClearWindow (display->display, TermWin.vt); 2459 XClearWindow (display->display, vt);
2460}
2461
2462void
2463rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2)
2464{
2465 int view_end = view_start + nrow;
2466 int row, col;
2467
2468 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2469 {
2470 text_t *stp = ROW(row).t;
2471 rend_t *srp = ROW(row).r;
2472
2473 for (col = beg_col; col < end_col; col++)
2474 srp[col] ^= rstyle1;
2475
2476 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2477 srp[col] ^= rstyle2;
2478
2479 if (++col < end_col)
2480 srp[col] ^= rstyle2;
2481 }
2482}
2483
2484void
2485rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle)
2486{
2487 int view_end = view_start + nrow;
2488 int row, col;
2489
2490 if (beg_row >= view_start)
2491 {
2492 col = beg_col;
2493 row = beg_row;
2494 }
2495 else
2496 {
2497 col = 0;
2498 row = view_start;
2499 }
2500
2501 for (; row < min (end_row, view_end); row++, col = 0)
2502 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2503 srp[col] ^= rstyle;
2504
2505 if (row == end_row)
2506 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2507 srp[col] ^= rstyle;
2538} 2508}
2539 2509
2540/* ------------------------------------------------------------------------- */ 2510/* ------------------------------------------------------------------------- */
2541void 2511void
2542rxvt_term::scr_reverse_selection () 2512rxvt_term::scr_reverse_selection ()
2543{ 2513{
2514 if (selection.op
2544 if (selection.op && current_screen == selection.screen) 2515 && current_screen == selection.screen
2516 && selection.end.row >= view_start)
2545 { 2517 {
2546 int end_row = TermWin.saveLines - TermWin.view_start;
2547 int i = selection.beg.row + TermWin.saveLines;
2548 int col, row = selection.end.row + TermWin.saveLines;
2549 rend_t *srp;
2550
2551#if ENABLE_FRILLS 2518#if ENABLE_FRILLS
2552 if (selection.rect) 2519 if (selection.rect)
2553 { 2520 scr_xor_rect (selection.beg.row, selection.beg.col,
2554 end_row += TermWin.nrow; 2521 selection.end.row, selection.end.col,
2555 2522 RS_RVid, RS_RVid | RS_Uline);
2556 for (; i <= row && i <= end_row; i++)
2557 for (srp = screen.rend[i], col = selection.beg.col; col < selection.end.col; col++)
2558 srp[col] ^= RS_RVid;
2559 }
2560 else 2523 else
2561#endif 2524#endif
2562 { 2525 scr_xor_span (selection.beg.row, selection.beg.col,
2563 if (i >= end_row) 2526 selection.end.row, selection.end.col,
2564 col = selection.beg.col; 2527 RS_RVid);
2565 else
2566 {
2567 col = 0;
2568 i = end_row;
2569 }
2570
2571 end_row += TermWin.nrow;
2572
2573 for (; i < row && i < end_row; i++, col = 0)
2574 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2575 srp[col] ^= RS_RVid;
2576
2577 if (i == row && i < end_row)
2578 for (srp = screen.rend[i]; col < selection.end.col; col++)
2579 srp[col] ^= RS_RVid;
2580 }
2581 } 2528 }
2582} 2529}
2583 2530
2584/* ------------------------------------------------------------------------- */ 2531/* ------------------------------------------------------------------------- */
2585/* 2532/*
… …
2592{ 2539{
2593 int row, wrote; 2540 int row, wrote;
2594 unsigned int width, towrite; 2541 unsigned int width, towrite;
2595 char r1[] = "\n"; 2542 char r1[] = "\n";
2596 2543
2597 for (row = TermWin.saveLines - TermWin.nscrolled; 2544 for (row = saveLines - nsaved;
2598 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2545 row < saveLines + nrow - 1; row++)
2599 { 2546 {
2600 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2547 width = row_buf[row].l >= 0 ? row_buf[row].l
2601 : TermWin.ncol; 2548 : ncol;
2602 for (towrite = width; towrite; towrite -= wrote) 2549 for (towrite = width; towrite; towrite -= wrote)
2603 { 2550 {
2604 wrote = write (fd, & (screen.text[row][width - towrite]), 2551 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2605 towrite); 2552 towrite);
2606 if (wrote < 0) 2553 if (wrote < 0)
2607 return; /* XXX: death, no report */ 2554 return; /* XXX: death, no report */
2608 } 2555 }
2609 if (screen.tlen[row] >= 0) 2556 if (row_buf[row].l >= 0)
2610 if (write (fd, r1, 1) <= 0) 2557 if (write (fd, r1, 1) <= 0)
2611 return; /* XXX: death, no report */ 2558 return; /* XXX: death, no report */
2612 } 2559 }
2613} 2560}
2614#endif 2561#endif
2615 2562
2616/* ------------------------------------------------------------------------- * 2563/* ------------------------------------------------------------------------- *
2617 * CHARACTER SELECTION * 2564 * CHARACTER SELECTION *
2618 * ------------------------------------------------------------------------- */ 2565 * ------------------------------------------------------------------------- */
2619
2620/*
2621 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2622 */
2623void 2566void
2624rxvt_term::selection_check (int check_more) 2567rxvt_term::selection_check (int check_more)
2625{ 2568{
2626 row_col_t pos; 2569 row_col_t pos;
2627 2570
2628 if (!selection.op) 2571 if (!selection.op)
2629 return; 2572 return;
2630 2573
2631 pos.row = pos.col = 0; 2574 pos.row = pos.col = 0;
2632 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2575 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2633 || (selection.beg.row >= TermWin.nrow) 2576 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2634 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2577 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2635 || (selection.mark.row >= TermWin.nrow)
2636 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2637 || (selection.end.row >= TermWin.nrow)
2638 || (check_more == 1 2578 || (check_more == 1
2639 && current_screen == selection.screen 2579 && current_screen == selection.screen
2640 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2580 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2641 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2581 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2642 || (check_more == 2 2582 || (check_more == 2
… …
2644 && ROWCOL_IS_AFTER (selection.end, pos)) 2584 && ROWCOL_IS_AFTER (selection.end, pos))
2645 || (check_more == 3 2585 || (check_more == 3
2646 && ROWCOL_IS_AFTER (selection.end, pos)) 2586 && ROWCOL_IS_AFTER (selection.end, pos))
2647 || (check_more == 4 /* screen width change */ 2587 || (check_more == 4 /* screen width change */
2648 && (selection.beg.row != selection.end.row 2588 && (selection.beg.row != selection.end.row
2649 || selection.end.col > TermWin.ncol))) 2589 || selection.end.col > ncol)))
2650 CLEAR_SELECTION (); 2590 CLEAR_SELECTION ();
2651} 2591}
2652 2592
2653/* ------------------------------------------------------------------------- */ 2593/* ------------------------------------------------------------------------- */
2654/* 2594/*
2655 * Paste a selection direct to the command fd 2595 * Paste a selection direct to the command fd
2656 */ 2596 */
2657void 2597void
2658rxvt_term::paste (unsigned char *data, unsigned int len) 2598rxvt_term::paste (char *data, unsigned int len)
2659{ 2599{
2660 /* convert normal newline chars into common keyboard Return key sequence */ 2600 /* convert normal newline chars into common keyboard Return key sequence */
2661 for (unsigned int i = 0; i < len; i++) 2601 for (unsigned int i = 0; i < len; i++)
2662 if (data[i] == C0_LF) 2602 if (data[i] == C0_LF)
2663 data[i] = C0_CR; 2603 data[i] = C0_CR;
… …
2807 { 2747 {
2808 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems); 2748 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2809 char *s = rxvt_wcstombs (w); 2749 char *s = rxvt_wcstombs (w);
2810 free (w); 2750 free (w);
2811 // TODO: strlen == only the first element will be converted. well... 2751 // TODO: strlen == only the first element will be converted. well...
2812 paste ((unsigned char *)s, strlen (s)); 2752 paste (s, strlen (s));
2813 free (s); 2753 free (s);
2814 } 2754 }
2815 else 2755 else
2816#endif 2756#endif
2817 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 2757 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2818 && cl) 2758 && cl)
2819 { 2759 {
2820 for (int i = 0; i < cr; i++) 2760 for (int i = 0; i < cr; i++)
2821 paste ((unsigned char *)cl[i], strlen (cl[i])); 2761 paste (cl[i], strlen (cl[i]));
2822 2762
2823 XFreeStringList (cl); 2763 XFreeStringList (cl);
2824 } 2764 }
2825 else 2765 else
2826 paste (ct.value, ct.nitems); // paste raw 2766 paste ((char *)ct.value, ct.nitems); // paste raw
2827 2767
2828bailout: 2768bailout:
2829 XFree (ct.value); 2769 XFree (ct.value);
2830 2770
2831 if (selection_wait == Sel_normal) 2771 if (selection_wait == Sel_normal)
… …
2861 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2801 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2862 * will auto fallback to CUT_BUFFER0 2802 * will auto fallback to CUT_BUFFER0
2863 * EXT: button 2 release 2803 * EXT: button 2 release
2864 */ 2804 */
2865void 2805void
2866rxvt_term::selection_request (Time tm, int x, int y) 2806rxvt_term::selection_request (Time tm)
2867{ 2807{
2868 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2869 return; /* outside window */
2870
2871 if (selection.text) 2808 if (selection.text)
2872 { /* internal selection */ 2809 { /* internal selection */
2873 char *str = rxvt_wcstombs (selection.text, selection.len); 2810 char *str = rxvt_wcstombs (selection.text, selection.len);
2874 paste ((unsigned char *)str, strlen (str)); 2811 paste (str, strlen (str));
2875 free (str); 2812 free (str);
2876 return; 2813 return;
2877 } 2814 }
2878 else 2815 else
2879 { 2816 {
… …
2902 2839
2903int 2840int
2904rxvt_term::selection_request_other (Atom target, int selnum) 2841rxvt_term::selection_request_other (Atom target, int selnum)
2905{ 2842{
2906 Atom sel; 2843 Atom sel;
2907#ifdef DEBUG_SELECT
2908 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2909#endif
2910 2844
2911 selection_type |= selnum; 2845 selection_type |= selnum;
2912 2846
2913 if (selnum == Sel_Primary) 2847 if (selnum == Sel_Primary)
2914 sel = XA_PRIMARY; 2848 sel = XA_PRIMARY;
… …
2918 sel = xa[XA_CLIPBOARD]; 2852 sel = xa[XA_CLIPBOARD];
2919 2853
2920 if (XGetSelectionOwner (display->display, sel) != None) 2854 if (XGetSelectionOwner (display->display, sel) != None)
2921 { 2855 {
2922 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2856 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2923 TermWin.vt, selection_request_time); 2857 vt, selection_request_time);
2924 return 1; 2858 return 1;
2925 } 2859 }
2926 2860
2927 return 0; 2861 return 0;
2928} 2862}
… …
2951 * EXT: button 1 or 3 release 2885 * EXT: button 1 or 3 release
2952 */ 2886 */
2953void 2887void
2954rxvt_term::selection_make (Time tm) 2888rxvt_term::selection_make (Time tm)
2955{ 2889{
2956 int i, col, end_col, row, end_row; 2890 int i;
2957 wchar_t *new_selection_text; 2891 wchar_t *new_selection_text;
2958 text_t *t; 2892 text_t *t;
2959 2893
2960 switch (selection.op) 2894 switch (selection.op)
2961 { 2895 {
… …
2974 selection.op = SELECTION_DONE; 2908 selection.op = SELECTION_DONE;
2975 2909
2976 if (selection.clicks == 4) 2910 if (selection.clicks == 4)
2977 return; /* nothing selected, go away */ 2911 return; /* nothing selected, go away */
2978 2912
2913 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2914 return;
2915
2979 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2916 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2980 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2917 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2981 2918
2982 col = selection.beg.col;
2983 row = selection.beg.row + TermWin.saveLines;
2984 end_row = selection.end.row + TermWin.saveLines;
2985 int ofs = 0; 2919 int ofs = 0;
2986 int extra = 0; 2920 int extra = 0;
2987 2921
2922 int col = selection.beg.col;
2923 int row = selection.beg.row;
2924
2925 int end_col;
2926
2988 for (; row <= end_row; row++, col = 0) 2927 for (; row <= selection.end.row; row++, col = 0)
2989 { 2928 {
2990 end_col = screen.tlen[row];
2991
2992#if ENABLE_FRILLS 2929#if ENABLE_FRILLS
2993 if (selection.rect) 2930 if (selection.rect)
2994 { 2931 {
2995 col = selection.beg.col; 2932 col = selection.beg.col;
2996 end_col = TermWin.ncol + 1; 2933 end_col = ncol + 1;
2934 }
2935 else
2936#endif
2937 end_col = ROW(row).l;
2938
2939 col = max (col, 0);
2940
2941 if (row == selection.end.row
2942#if ENABLE_FRILLS
2943 || selection.rect
2944#endif
2997 } 2945 )
2998#endif
2999
3000 MAX_IT (col, 0);
3001
3002 if (end_col == -1)
3003 end_col = TermWin.ncol;
3004
3005 if (row == end_row || selection.rect)
3006 MIN_IT (end_col, selection.end.col); 2946 min_it (end_col, selection.end.col);
3007 2947
3008 t = &screen.text[row][col]; 2948 t = ROW(row).t + col;
2949
3009 for (; col < end_col; col++) 2950 for (; col < end_col; col++)
3010 { 2951 {
3011 if (*t == NOCHAR) 2952 if (*t == NOCHAR)
3012 t++; 2953 t++;
3013#if ENABLE_COMBINING 2954#if ENABLE_COMBINING
… …
3029#endif 2970#endif
3030 else 2971 else
3031 new_selection_text[ofs++] = *t++; 2972 new_selection_text[ofs++] = *t++;
3032 } 2973 }
3033 2974
3034 if (screen.tlen[row] != -1 && row != end_row) 2975#if ENABLE_FRILLS
2976 if (selection.rect)
2977 {
2978 while (ofs
2979 && new_selection_text[ofs - 1] != C0_LF
2980 && unicode::is_space (new_selection_text[ofs - 1]))
2981 --ofs;
2982
3035 new_selection_text[ofs++] = C0_LF; 2983 new_selection_text[ofs++] = C0_LF;
2984 }
2985 else
2986#endif
2987 if (!ROW(row).is_longer () && row != selection.end.row)
2988 new_selection_text[ofs++] = C0_LF;
3036 } 2989 }
3037 2990
3038 if (end_col != selection.end.col) 2991 if (end_col != selection.end.col)
3039 new_selection_text[ofs++] = C0_LF; 2992 new_selection_text[ofs++] = C0_LF;
3040 2993
… …
3050 3003
3051 // we usually allocate much more than necessary, so realloc it smaller again 3004 // we usually allocate much more than necessary, so realloc it smaller again
3052 selection.len = ofs; 3005 selection.len = ofs;
3053 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 3006 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
3054 3007
3008 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3009 return;
3010
3011 selection_grab (tm);
3012}
3013
3014bool
3015rxvt_term::selection_grab (Time tm)
3016{
3017 selection_time = tm;
3018
3055 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 3019 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
3056 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 3020 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3021 {
3057 display->set_selection_owner (this); 3022 display->set_selection_owner (this);
3023 return true;
3024 }
3058 else 3025 else
3059 rxvt_warn ("can't get primary selection, ignoring.\n"); 3026 {
3027 selection_clear ();
3028 return false;
3029 }
3060 3030
3061#if 0 3031#if 0
3062 XTextProperty ct; 3032 XTextProperty ct;
3063 3033
3064 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3034 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
3065 { 3035 {
3066 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 3036 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3067 XFree (ct.value); 3037 XFree (ct.value);
3068 } 3038 }
3069#endif 3039#endif
3070
3071 selection_time = tm;
3072} 3040}
3073 3041
3074/* ------------------------------------------------------------------------- */ 3042/* ------------------------------------------------------------------------- */
3075/* 3043/*
3076 * Mark or select text based upon number of clicks: 1, 2, or 3 3044 * Mark or select text based upon number of clicks: 1, 2, or 3
… …
3080rxvt_term::selection_click (int clicks, int x, int y) 3048rxvt_term::selection_click (int clicks, int x, int y)
3081{ 3049{
3082 clicks = ((clicks - 1) % 3) + 1; 3050 clicks = ((clicks - 1) % 3) + 1;
3083 selection.clicks = clicks; /* save clicks so extend will work */ 3051 selection.clicks = clicks; /* save clicks so extend will work */
3084 3052
3053 if (clicks == 2 && !selection.rect
3054 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3055 {
3056 MEvent.clicks = 1; // what a mess
3057 selection.screen = current_screen;
3058 selection.op = SELECTION_CONT;
3059 return;
3060 }
3061
3085 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3062 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3086 3063
3087 if (clicks == 2 || clicks == 3) 3064 if (clicks == 2 || clicks == 3)
3088 selection_extend_colrow (selection.mark.col, 3065 selection_extend_colrow (selection.mark.col,
3089 selection.mark.row + TermWin.view_start, 3066 selection.mark.row - view_start,
3090 0, /* button 3 */ 3067 0, /* button 3 */
3091 1, /* button press */ 3068 1, /* button press */
3092 0); /* click change */ 3069 0); /* click change */
3093} 3070}
3094 3071
… …
3098 */ 3075 */
3099void 3076void
3100rxvt_term::selection_start_colrow (int col, int row) 3077rxvt_term::selection_start_colrow (int col, int row)
3101{ 3078{
3102 want_refresh = 1; 3079 want_refresh = 1;
3080
3081 selection.mark.row = row + view_start;
3103 selection.mark.col = col; 3082 selection.mark.col = col;
3104 selection.mark.row = row - TermWin.view_start;
3105 3083
3106 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3084 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3107 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3085 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3108 MAX_IT (selection.mark.col, 0);
3109 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
3110 3086
3111 while (selection.mark.col > 0 3087 while (selection.mark.col > 0
3112 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3088 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3113 --selection.mark.col; 3089 --selection.mark.col;
3114 3090
3115 if (selection.op) 3091 if (selection.op)
3116 { /* clear the old selection */ 3092 { /* clear the old selection */
3117 selection.beg.row = selection.end.row = selection.mark.row; 3093 selection.beg.row = selection.end.row = selection.mark.row;
… …
3141 text_t *stp; 3117 text_t *stp;
3142 rend_t *srp; 3118 rend_t *srp;
3143 3119
3144 if (dirn == UP) 3120 if (dirn == UP)
3145 { 3121 {
3146 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3122 bound.row = top_row - 1;
3147 bound.col = 0; 3123 bound.col = 0;
3148 dirnadd = -1; 3124 dirnadd = -1;
3149 } 3125 }
3150 else 3126 else
3151 { 3127 {
3152 bound.row = TermWin.saveLines + TermWin.nrow; 3128 bound.row = nrow;
3153 bound.col = TermWin.ncol - 1; 3129 bound.col = ncol - 1;
3154 dirnadd = 1; 3130 dirnadd = 1;
3155 } 3131 }
3156 3132
3157 row = mark->row + TermWin.saveLines; 3133 row = mark->row;
3158 col = mark->col; 3134 col = max (mark->col, 0);
3159 MAX_IT (col, 0); 3135
3160 /* find the edge of a word */ 3136 /* find the edge of a word */
3161 stp = &screen.text[row][col]; 3137 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
3162 w1 = DELIMIT_TEXT (*stp); 3138 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
3163
3164 srp = &screen.rend[row][col];
3165 w2 = DELIMIT_REND (*srp);
3166 3139
3167 for (;;) 3140 for (;;)
3168 { 3141 {
3169 for (; col != bound.col; col += dirnadd) 3142 for (; col != bound.col; col += dirnadd)
3170 { 3143 {
… …
3180 break; 3153 break;
3181 } 3154 }
3182 3155
3183 if ((col == bound.col) && (row != bound.row)) 3156 if ((col == bound.col) && (row != bound.row))
3184 { 3157 {
3185 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3158 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3186 { 3159 {
3187 trow = row + dirnadd; 3160 trow = row + dirnadd;
3188 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3161 tcol = dirn == UP ? ncol - 1 : 0;
3189 3162
3190 if (screen.text[trow] == NULL) 3163 if (!ROW(trow).t)
3191 break; 3164 break;
3192 3165
3193 stp = & (screen.text[trow][tcol]); 3166 stp = ROW(trow).t + tcol;
3194 srp = & (screen.rend[trow][tcol]); 3167 srp = ROW(trow).r + tcol;
3195 3168
3196 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3169 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3197 break; 3170 break;
3198 3171
3199 row = trow; 3172 row = trow;
… …
3202 } 3175 }
3203 } 3176 }
3204 break; 3177 break;
3205 } 3178 }
3206 3179
3207Old_Word_Selection_You_Die:
3208 if (dirn == DN) 3180 if (dirn == DN)
3209 col++; /* put us on one past the end */ 3181 col++; /* put us on one past the end */
3210 3182
3211 /* Poke the values back in */ 3183 /* Poke the values back in */
3212 ret->row = row - TermWin.saveLines; 3184 ret->row = row;
3213 ret->col = col; 3185 ret->col = col;
3214} 3186}
3215 3187
3216/* ------------------------------------------------------------------------- */ 3188/* ------------------------------------------------------------------------- */
3217/* 3189/*
… …
3222 * flag == 2 ==> button 3 motion 3194 * flag == 2 ==> button 3 motion
3223 */ 3195 */
3224void 3196void
3225rxvt_term::selection_extend (int x, int y, int flag) 3197rxvt_term::selection_extend (int x, int y, int flag)
3226{ 3198{
3227 int col, row; 3199 int col = clamp (Pixel2Col (x), 0, ncol);
3228 3200 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3229 col = Pixel2Col (x);
3230 row = Pixel2Row (y);
3231 MAX_IT (row, 0);
3232 MIN_IT (row, (int)TermWin.nrow - 1);
3233 MAX_IT (col, 0);
3234 MIN_IT (col, (int)TermWin.ncol);
3235 3201
3236 /* 3202 /*
3237 * If we're selecting characters (single click) then we must check first 3203 * If we're selecting characters (single click) then we must check first
3238 * if we are at the same place as the original mark. If we are then 3204 * if we are at the same place as the original mark. If we are then
3239 * select nothing. Otherwise, if we're to the right of the mark, you have to 3205 * select nothing. Otherwise, if we're to the right of the mark, you have to
3240 * be _past_ a character for it to be selected. 3206 * be _past_ a character for it to be selected.
3241 */ 3207 */
3242 if (((selection.clicks % 3) == 1) && !flag 3208 if (((selection.clicks % 3) == 1) && !flag
3243 && (col == selection.mark.col 3209 && (col == selection.mark.col
3244 && (row == selection.mark.row + TermWin.view_start))) 3210 && (row == selection.mark.row - view_start)))
3245 { 3211 {
3246 /* select nothing */ 3212 /* select nothing */
3247 selection.beg.row = selection.end.row = 0; 3213 selection.beg.row = selection.end.row = 0;
3248 selection.beg.col = selection.end.col = 0; 3214 selection.beg.col = selection.end.col = 0;
3249 selection.clicks = 4; 3215 selection.clicks = 4;
… …
3264 * Extend the selection to the specified col/row 3230 * Extend the selection to the specified col/row
3265 */ 3231 */
3266void 3232void
3267rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3233rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
3268{ 3234{
3269 int16_t ncol = TermWin.ncol;
3270 int end_col;
3271 row_col_t pos; 3235 row_col_t pos;
3272 enum { 3236 enum {
3273 LEFT, RIGHT 3237 LEFT, RIGHT
3274 } closeto = RIGHT; 3238 } closeto = RIGHT;
3275 3239
… …
3306 selection.beg.col = selection.end.col = selection.mark.col; 3270 selection.beg.col = selection.end.col = selection.mark.col;
3307 selection.beg.row = selection.end.row = selection.mark.row; 3271 selection.beg.row = selection.end.row = selection.mark.row;
3308 } 3272 }
3309 3273
3310 pos.col = col; 3274 pos.col = col;
3311 pos.row = row; 3275 pos.row = view_start + row;
3312
3313 pos.row -= TermWin.view_start; /* adjust for scroll */
3314 3276
3315 /* 3277 /*
3316 * This is mainly xterm style selection with a couple of differences, mainly 3278 * This is mainly xterm style selection with a couple of differences, mainly
3317 * in the way button3 drag extension works. 3279 * in the way button3 drag extension works.
3318 * We're either doing: button1 drag; button3 press; or button3 drag 3280 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3377 } 3339 }
3378 } 3340 }
3379 3341
3380 if (selection.clicks == 1) 3342 if (selection.clicks == 1)
3381 { 3343 {
3382 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3344 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3383 3345 && !ROW(selection.beg.row).is_longer ()
3384 if (selection.beg.col > end_col
3385 && end_col != -1
3386#if ENABLE_FRILLS 3346#if ENABLE_FRILLS
3387 && !selection.rect 3347 && !selection.rect
3388#endif 3348#endif
3389 ) 3349 )
3390 selection.beg.col = ncol; 3350 selection.beg.col = ncol;
3391 3351
3392 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3393
3394 if ( 3352 if (
3395 selection.end.col > end_col 3353 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3396 && end_col != -1 3354 && !ROW(selection.end.row).is_longer ()
3397#if ENABLE_FRILLS 3355#if ENABLE_FRILLS
3398 && !selection.rect 3356 && !selection.rect
3399#endif 3357#endif
3400 ) 3358 )
3401 selection.end.col = ncol; 3359 selection.end.col = ncol;
… …
3409 selection_delimit_word (DN, &selection.end, &selection.end); 3367 selection_delimit_word (DN, &selection.end, &selection.end);
3410 } 3368 }
3411 else if (selection.clicks == 3) 3369 else if (selection.clicks == 3)
3412 { 3370 {
3413#if ENABLE_FRILLS 3371#if ENABLE_FRILLS
3414 if ((options & Opt_tripleclickwords)) 3372 if (OPTION (Opt_tripleclickwords))
3415 { 3373 {
3416 int end_row;
3417
3418 selection_delimit_word (UP, &selection.beg, &selection.beg); 3374 selection_delimit_word (UP, &selection.beg, &selection.beg);
3419 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3420 3375
3421 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3376 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3422 { 3377 {
3423 end_col = screen.tlen[end_row + TermWin.saveLines]; 3378 if (!ROW(end_row).is_longer ())
3424
3425 if (end_col != -1)
3426 { 3379 {
3427 selection.end.row = end_row; 3380 selection.end.row = end_row;
3428 selection.end.col = end_col; 3381 selection.end.col = ROW(end_row).l;
3429 selection_remove_trailing_spaces (); 3382 selection_remove_trailing_spaces ();
3430 break; 3383 break;
3431 } 3384 }
3432 } 3385 }
3433 } 3386 }
… …
3437 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3390 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3438 selection.mark.col++; 3391 selection.mark.col++;
3439 3392
3440 selection.beg.col = 0; 3393 selection.beg.col = 0;
3441 selection.end.col = ncol; 3394 selection.end.col = ncol;
3395
3396 // select a complete logical line
3397 while (selection.beg.row > -saveLines
3398 && ROW(selection.beg.row - 1).is_longer ())
3399 selection.beg.row--;
3400
3401 while (selection.end.row < nrow
3402 && ROW(selection.end.row).is_longer ())
3403 selection.end.row++;
3442 } 3404 }
3443 } 3405 }
3444 3406
3445 if (button3 && buttonpress) 3407 if (button3 && buttonpress)
3446 { /* mark may need to be changed */ 3408 { /* mark may need to be changed */
… …
3456 } 3418 }
3457 } 3419 }
3458 3420
3459#if ENABLE_FRILLS 3421#if ENABLE_FRILLS
3460 if (selection.rect && selection.beg.col > selection.end.col) 3422 if (selection.rect && selection.beg.col > selection.end.col)
3461 SWAP_IT (selection.beg.col, selection.end.col, int); 3423 ::swap (selection.beg.col, selection.end.col);
3462#endif 3424#endif
3463} 3425}
3464 3426
3465#if ENABLE_FRILLS 3427#if ENABLE_FRILLS
3466void 3428void
… …
3470 text_t *stp; 3432 text_t *stp;
3471 3433
3472 end_col = selection.end.col; 3434 end_col = selection.end.col;
3473 end_row = selection.end.row; 3435 end_row = selection.end.row;
3474 3436
3475 for ( ; end_row >= selection.beg.row; ) 3437 for (; end_row >= selection.beg.row; )
3476 { 3438 {
3477 stp = screen.text[end_row + TermWin.saveLines]; 3439 stp = ROW(end_row).t;
3478 3440
3479 while (--end_col >= 0) 3441 while (--end_col >= 0)
3480 { 3442 {
3481 if (stp[end_col] != ' ' 3443 if (stp[end_col] != NOCHAR
3482 && stp[end_col] != '\t' 3444 && !unicode::is_space (stp[end_col]))
3483 && stp[end_col] != NOCHAR)
3484 break; 3445 break;
3485 } 3446 }
3486 3447
3487 if (end_col >= 0 3448 if (end_col >= 0
3488 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3449 || !ROW(end_row - 1).is_longer ())
3489 { 3450 {
3490 selection.end.col = end_col + 1; 3451 selection.end.col = end_col + 1;
3491 selection.end.row = end_row; 3452 selection.end.row = end_row;
3492 break; 3453 break;
3493 } 3454 }
3494 3455
3495 end_row--; 3456 end_row--;
3496 end_col = TermWin.ncol; 3457 end_col = ncol;
3497 } 3458 }
3498 3459
3499 if (selection.mark.row > selection.end.row) 3460 if (selection.mark.row > selection.end.row)
3500 { 3461 {
3501 selection.mark.row = selection.end.row; 3462 selection.mark.row = selection.end.row;
… …
3526 */ 3487 */
3527void 3488void
3528rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3489rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3529{ 3490{
3530 XSelectionEvent ev; 3491 XSelectionEvent ev;
3492 dDisp;
3531 3493
3532 ev.type = SelectionNotify; 3494 ev.type = SelectionNotify;
3533 ev.property = None; 3495 ev.property = None;
3534 ev.display = rq.display; 3496 ev.display = rq.display;
3535 ev.requestor = rq.requestor; 3497 ev.requestor = rq.requestor;
… …
3549 *target++ = xa[XA_COMPOUND_TEXT]; 3511 *target++ = xa[XA_COMPOUND_TEXT];
3550#if X_HAVE_UTF8_STRING 3512#if X_HAVE_UTF8_STRING
3551 *target++ = xa[XA_UTF8_STRING]; 3513 *target++ = xa[XA_UTF8_STRING];
3552#endif 3514#endif
3553 3515
3554 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3516 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3555 32, PropModeReplace, 3517 32, PropModeReplace,
3556 (unsigned char *)target_list, target - target_list); 3518 (unsigned char *)target_list, target - target_list);
3557 ev.property = rq.property; 3519 ev.property = rq.property;
3558 } 3520 }
3559#if TODO // TODO 3521#if TODO // TODO
… …
3562 /* TODO: Handle MULTIPLE */ 3524 /* TODO: Handle MULTIPLE */
3563 } 3525 }
3564#endif 3526#endif
3565 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3527 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3566 { 3528 {
3567 XChangeProperty (display->display, rq.requestor, rq.property, rq.target, 3529 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3568 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3530 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3569 ev.property = rq.property; 3531 ev.property = rq.property;
3570 } 3532 }
3571 else if (rq.target == XA_STRING 3533 else if (rq.target == XA_STRING
3572 || rq.target == xa[XA_TEXT] 3534 || rq.target == xa[XA_TEXT]
… …
3630 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3592 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3631 ct.nitems = strlen ((char *)ct.value); 3593 ct.nitems = strlen ((char *)ct.value);
3632 } 3594 }
3633 else 3595 else
3634#endif 3596#endif
3635 if (XwcTextListToTextProperty (display->display, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3597 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3636 freect = 1; 3598 freect = 1;
3637 else 3599 else
3638 { 3600 {
3639 /* if we failed to convert then send it raw */ 3601 /* if we failed to convert then send it raw */
3640 ct.value = (unsigned char *)cl; 3602 ct.value = (unsigned char *)cl;
3641 ct.nitems = selectlen; 3603 ct.nitems = selectlen;
3642 ct.encoding = target; 3604 ct.encoding = target;
3643 } 3605 }
3644 3606
3645 XChangeProperty (display->display, rq.requestor, rq.property, 3607 XChangeProperty (disp, rq.requestor, rq.property,
3646 ct.encoding, 8, PropModeReplace, 3608 ct.encoding, 8, PropModeReplace,
3647 ct.value, (int)ct.nitems); 3609 ct.value, (int)ct.nitems);
3648 ev.property = rq.property; 3610 ev.property = rq.property;
3649 3611
3650 if (freect) 3612 if (freect)
3651 XFree (ct.value); 3613 XFree (ct.value);
3652 } 3614 }
3653 3615
3654 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3616 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3655} 3617}
3656 3618
3657/* ------------------------------------------------------------------------- * 3619/* ------------------------------------------------------------------------- *
3658 * MOUSE ROUTINES * 3620 * MOUSE ROUTINES *
3659 * ------------------------------------------------------------------------- */ 3621 * ------------------------------------------------------------------------- */
… …
3663 */ 3625 */
3664void 3626void
3665rxvt_term::pixel_position (int *x, int *y) 3627rxvt_term::pixel_position (int *x, int *y)
3666{ 3628{
3667 *x = Pixel2Col (*x); 3629 *x = Pixel2Col (*x);
3668 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */ 3630 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3669 *y = Pixel2Row (*y); 3631 *y = Pixel2Row (*y);
3670 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */ 3632 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3671} 3633}
3672 3634
3673/* ------------------------------------------------------------------------- */ 3635/* ------------------------------------------------------------------------- */
3674#ifdef USE_XIM 3636#ifdef USE_XIM
3675void 3637void
3676rxvt_term::im_set_position (XPoint &pos) 3638rxvt_term::im_set_position (XPoint &pos)
3677{ 3639{
3678 XWindowAttributes xwa; 3640 XWindowAttributes xwa;
3679 3641
3680 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3642 XGetWindowAttributes (display->display, vt, &xwa);
3681 3643
3682 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3644 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3683 pos.y = xwa.y + Height2Pixel (screen.cur.row) + TermWin.fbase; 3645 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3684} 3646}
3685#endif 3647#endif
3686 3648
3687#if ENABLE_OVERLAY 3649#if ENABLE_OVERLAY
3688void 3650void
3689rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3651rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3690{ 3652{
3691 if (TermWin.nrow < 3 || TermWin.ncol < 3) 3653 if (nrow < 1 || ncol < 1)
3692 return; 3654 return;
3693 3655
3694 want_refresh = 1; 3656 want_refresh = 1;
3695 3657
3696 scr_overlay_off (); 3658 scr_overlay_off ();
3697 3659
3698 if (x < 0) x = TermWin.ncol - w; 3660 if (x < 0) x = ncol - w;
3699 if (y < 0) y = TermWin.nrow - h; 3661 if (y < 0) y = nrow - h;
3700 3662
3701 // make space for border 3663 // make space for border
3702 w += 2; MIN_IT (w, TermWin.ncol); 3664 w += 2; min_it (w, ncol);
3703 h += 2; MIN_IT (h, TermWin.nrow); 3665 h += 2; min_it (h, nrow);
3704 3666
3705 x -= 1; MAX_IT (x, 0); 3667 x -= 1; clamp_it (x, 0, ncol - w);
3706 y -= 1; MAX_IT (y, 0); 3668 y -= 1; clamp_it (y, 0, nrow - h);
3707
3708 MIN_IT (x, TermWin.ncol - w);
3709 MIN_IT (y, TermWin.nrow - h);
3710 3669
3711 ov_x = x; ov_y = y; 3670 ov_x = x; ov_y = y;
3712 ov_w = w; ov_h = h; 3671 ov_w = w; ov_h = h;
3713 3672
3714 ov_text = new text_t *[h]; 3673 ov_text = new text_t *[h];
… …
3779 while (*s) 3738 while (*s)
3780 scr_overlay_set (x++, y, *s++); 3739 scr_overlay_set (x++, y, *s++);
3781} 3740}
3782 3741
3783void 3742void
3743rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3744{
3745 while (*s)
3746 {
3747 text_t t = *s++;
3748 int width = wcwidth (t);
3749
3750 while (width--)
3751 {
3752 scr_overlay_set (x++, y, t);
3753 t = NOCHAR;
3754 }
3755 }
3756}
3757
3758void
3784rxvt_term::scr_swap_overlay () 3759rxvt_term::scr_swap_overlay ()
3785{ 3760{
3786 if (!ov_text) 3761 if (!ov_text)
3787 return; 3762 return;
3788 3763
3789 int row_offset = ov_y + TermWin.saveLines - TermWin.view_start;
3790
3791 // swap screen mem with overlay 3764 // swap screen mem with overlay
3792 for (int y = ov_h; y--; ) 3765 for (int y = ov_h; y--; )
3793 { 3766 {
3794 text_t *t1 = ov_text[y]; 3767 text_t *t1 = ov_text[y];
3795 rend_t *r1 = ov_rend[y]; 3768 rend_t *r1 = ov_rend[y];
3796 3769
3797 text_t *t2 = screen.text[y + row_offset] + ov_x; 3770 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3798 rend_t *r2 = screen.rend[y + row_offset] + ov_x; 3771 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3799 3772
3800 for (int x = ov_w; x--; ) 3773 for (int x = ov_w; x--; )
3801 { 3774 {
3802 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3775 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3803 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3776 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
… …
3805 } 3778 }
3806} 3779}
3807 3780
3808#endif 3781#endif
3809/* ------------------------------------------------------------------------- */ 3782/* ------------------------------------------------------------------------- */
3783

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