… | |
… | |
147 | } |
147 | } |
148 | |
148 | |
149 | /* ------------------------------------------------------------------------- * |
149 | /* ------------------------------------------------------------------------- * |
150 | * SCREEN INITIALISATION * |
150 | * SCREEN INITIALISATION * |
151 | * ------------------------------------------------------------------------- */ |
151 | * ------------------------------------------------------------------------- */ |
|
|
152 | |
152 | void |
153 | void |
153 | rxvt_term::scr_reset () |
154 | rxvt_term::scr_reset () |
154 | { |
155 | { |
155 | unsigned int p, q; |
|
|
156 | int k; |
|
|
157 | |
|
|
158 | #if ENABLE_OVERLAY |
156 | #if ENABLE_OVERLAY |
159 | scr_overlay_off (); |
157 | scr_overlay_off (); |
160 | #endif |
158 | #endif |
161 | |
159 | |
162 | view_start = 0; |
160 | view_start = 0; |
… | |
… | |
172 | return; |
170 | return; |
173 | |
171 | |
174 | // we need at least two lines for wrapping to work correctly |
172 | // we need at least two lines for wrapping to work correctly |
175 | if (nrow + saveLines < 2) |
173 | if (nrow + saveLines < 2) |
176 | { |
174 | { |
|
|
175 | //TODO//FIXME |
177 | saveLines++; |
176 | saveLines++; |
178 | prev_nrow--; |
177 | prev_nrow--; |
179 | nsaved++; |
178 | nsaved++; |
180 | } |
179 | } |
181 | |
180 | |
… | |
… | |
185 | total_rows = nrow + saveLines; |
184 | total_rows = nrow + saveLines; |
186 | |
185 | |
187 | screen.tscroll = 0; |
186 | screen.tscroll = 0; |
188 | screen.bscroll = nrow - 1; |
187 | screen.bscroll = nrow - 1; |
189 | |
188 | |
190 | if (!save) |
189 | if (!row_buf) |
191 | { |
190 | { |
192 | /* |
191 | /* |
193 | * first time called so just malloc everything: don't rely on realloc |
192 | * first time called so just malloc everything: don't rely on realloc |
194 | * Note: this is still needed so that all the scrollback lines are NULL |
193 | * Note: this is still needed so that all the scrollback lines are NULL |
195 | */ |
194 | */ |
… | |
… | |
197 | term_start = 0; |
196 | term_start = 0; |
198 | |
197 | |
199 | talloc = new rxvt_salloc (ncol * sizeof (text_t)); |
198 | talloc = new rxvt_salloc (ncol * sizeof (text_t)); |
200 | ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); |
199 | ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); |
201 | |
200 | |
202 | save = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); |
|
|
203 | buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); |
201 | row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); |
|
|
202 | temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); |
204 | drawn = (line_t *)rxvt_calloc (nrow, sizeof (line_t)); |
203 | drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); |
205 | swap_save = (line_t *)rxvt_calloc (nrow, sizeof (line_t)); |
204 | swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); |
206 | |
205 | |
207 | for (p = nrow; p--; ) |
206 | for (int row = nrow; row--; ) |
208 | { |
207 | { |
209 | scr_blank_screen_mem (ROW(p), DEFAULT_RSTYLE); |
208 | scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); |
210 | scr_blank_screen_mem (swap_save[p], DEFAULT_RSTYLE); |
209 | scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); |
211 | scr_blank_screen_mem (drawn[p], DEFAULT_RSTYLE); |
210 | scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); |
212 | } |
211 | } |
213 | |
212 | |
214 | memset (charsets, 'B', sizeof (charsets)); |
213 | memset (charsets, 'B', sizeof (charsets)); |
215 | rstyle = DEFAULT_RSTYLE; |
214 | rstyle = DEFAULT_RSTYLE; |
216 | screen.flags = Screen_DefaultFlags; |
215 | screen.flags = Screen_DefaultFlags; |
… | |
… | |
240 | { |
239 | { |
241 | /* |
240 | /* |
242 | * add or delete rows as appropriate |
241 | * add or delete rows as appropriate |
243 | */ |
242 | */ |
244 | |
243 | |
245 | rxvt_salloc *old_ta; |
244 | rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); |
246 | rxvt_salloc *old_ra; |
245 | rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); |
247 | |
246 | |
|
|
247 | #if 0 |
248 | if (nrow < prev_nrow) |
248 | if (nrow < prev_nrow) |
249 | { |
249 | { |
250 | /* delete rows */ |
|
|
251 | k = min (nsaved, prev_nrow - nrow); |
|
|
252 | // k = max (0, - ( (nrow - 1) - r->screen.cur.row)); // mmc's http://maruska.dyndns.org/wiki/scrolling-bug //make configurable? //D TODO |
|
|
253 | scr_scroll_text (0, (int)prev_nrow - 1, k); |
|
|
254 | |
|
|
255 | for (p = nrow; p < prev_nrow; p++) |
250 | for (int row = nrow; row < prev_nrow; row++) |
256 | { |
251 | { |
257 | lfree (ROW(p)); |
|
|
258 | lfree (swap_save[p]); |
252 | lfree (swap_buf [row]); |
259 | lfree (drawn[p]); |
253 | lfree (drawn_buf[row]); |
260 | } |
254 | } |
|
|
255 | } |
|
|
256 | #endif |
261 | |
257 | |
262 | /* we have fewer rows so fix up cursor position */ |
258 | drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t)); |
263 | min_it (screen.cur.row, (int32_t)nrow - 1); |
259 | temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t)); |
|
|
260 | swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t)); |
264 | |
261 | |
265 | scr_reset_realloc (); /* realloc _last_ */ |
262 | for (int row = min (nrow, prev_nrow); row--; ) |
|
|
263 | { |
|
|
264 | lresize (drawn_buf[row]); |
|
|
265 | lresize (swap_buf [row]); |
|
|
266 | } |
|
|
267 | |
|
|
268 | for (int row = prev_nrow; row < nrow; row++) |
|
|
269 | { |
|
|
270 | swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); |
|
|
271 | drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); |
|
|
272 | } |
|
|
273 | |
|
|
274 | line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); |
266 | } |
275 | |
267 | else if (nrow > prev_nrow) |
|
|
268 | { |
|
|
269 | /* add rows */ |
|
|
270 | scr_reset_realloc (); /* realloc _first_ */ |
|
|
271 | |
|
|
272 | int ocol = ncol; |
|
|
273 | ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this |
|
|
274 | |
|
|
275 | k = min (nsaved, nrow - prev_nrow); |
|
|
276 | |
|
|
277 | for (p = prev_total_rows; p < total_rows; p++) |
|
|
278 | save[p].clear (); |
|
|
279 | |
|
|
280 | for (p = prev_total_rows; p < total_rows - k; p++) |
|
|
281 | scr_blank_screen_mem (save[p], DEFAULT_RSTYLE); |
|
|
282 | |
|
|
283 | for (p = prev_nrow; p < nrow; p++) |
|
|
284 | { |
|
|
285 | swap_save[p].clear (); scr_blank_screen_mem (swap_save[p], DEFAULT_RSTYLE); |
|
|
286 | drawn[p].clear (); scr_blank_screen_mem (drawn[p], DEFAULT_RSTYLE); |
|
|
287 | } |
|
|
288 | |
|
|
289 | if (k > 0) |
|
|
290 | { |
|
|
291 | scr_scroll_text (0, (int)nrow - 1, -k); |
|
|
292 | screen.cur.row += k; |
|
|
293 | screen.s_cur.row += k; |
|
|
294 | nsaved -= k; |
|
|
295 | } |
|
|
296 | |
|
|
297 | #ifdef DEBUG_STRICT |
|
|
298 | assert (screen.cur.row < nrow); |
|
|
299 | #else /* drive with your eyes closed */ |
|
|
300 | min_it (screen.cur.row, nrow - 1); |
|
|
301 | #endif |
|
|
302 | ncol = ocol; // save b/c scr_blank_screen_mem uses this |
|
|
303 | } |
|
|
304 | |
|
|
305 | /* resize columns */ |
|
|
306 | if (ncol != prev_ncol) |
|
|
307 | { |
|
|
308 | old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); |
|
|
309 | old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); |
|
|
310 | |
|
|
311 | for (p = total_rows; p--; ) |
|
|
312 | lresize (save[p]); |
|
|
313 | |
|
|
314 | for (p = nrow; p--; ) |
|
|
315 | { |
|
|
316 | lresize (drawn[p]); |
|
|
317 | lresize (swap_save[p]); |
|
|
318 | } |
|
|
319 | |
|
|
320 | min_it (screen.cur.col, (int16_t)ncol - 1); |
|
|
321 | |
|
|
322 | delete old_ta; |
|
|
323 | delete old_ra; |
|
|
324 | } |
|
|
325 | |
|
|
326 | #if 0 |
|
|
327 | // re-wrap lines, this is rather ugly, possibly because I am too dumb |
276 | // re-wrap lines, this is rather ugly, possibly because I am too dumb |
328 | // to come up with a lean and mean algorithm. |
277 | // to come up with a lean and mean algorithm. |
329 | rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); |
|
|
330 | rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); |
|
|
331 | |
|
|
332 | text_t **tp = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); |
|
|
333 | rend_t **rp = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *)); |
|
|
334 | tlen_t *tl = (tlen_t *) rxvt_calloc (total_rows, sizeof (tlen_t)); |
|
|
335 | |
278 | |
336 | for (p = 0; p < prev_total_rows; p++) printf ("P %p %d\n", save[p].t, save[p].l);//D |
279 | int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row |
|
|
280 | int pend = MOD (term_start - nsaved , prev_total_rows); |
|
|
281 | int q = total_rows; // rewrapped row |
337 | |
282 | |
338 | p = prev_total_rows; |
|
|
339 | q = total_rows; |
|
|
340 | |
|
|
341 | while (p > 0 && q > 0) |
283 | while (p != pend && q > 0) |
342 | { |
284 | { |
343 | --p; |
285 | p = MOD (p - 1, prev_total_rows); |
|
|
286 | #ifdef DEBUG_STRICT |
|
|
287 | assert (old_buf [MOD (p, prev_total_rows)].t); |
|
|
288 | #endif |
344 | |
289 | |
345 | printf ("pq %d:%d\n", p, q); |
290 | int llen = old_buf [MOD (p, prev_total_rows)].l; |
346 | if (save[p].t) |
291 | |
|
|
292 | while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) |
347 | { |
293 | { |
348 | int llen = save[p].l; |
294 | p = MOD (p - 1, prev_total_rows); |
349 | |
295 | |
350 | assert (llen >= 0); |
296 | llen += prev_ncol; |
|
|
297 | } |
351 | |
298 | |
352 | while (p && save[p - 1].l < 0) |
299 | int qlines = max (0, (llen - 1) / ncol) + 1; |
|
|
300 | |
|
|
301 | // drop partial lines completely |
|
|
302 | if (q < qlines) |
|
|
303 | break; |
|
|
304 | |
|
|
305 | q -= qlines; |
|
|
306 | |
|
|
307 | int lofs = 0; |
|
|
308 | line_t *qline; |
|
|
309 | |
|
|
310 | // re-assemble the full line by destination lines |
|
|
311 | for (int qrow = q; qlines--; qrow++) |
|
|
312 | { |
|
|
313 | qline = row_buf + qrow; |
|
|
314 | lalloc (*qline); |
|
|
315 | qline->set_is_longer (); |
|
|
316 | |
|
|
317 | int qcol = 0; |
|
|
318 | |
|
|
319 | // fill a single destination line |
|
|
320 | while (lofs < llen && qcol < ncol) |
353 | { |
321 | { |
354 | --p; |
|
|
355 | llen += prev_ncol; |
|
|
356 | } |
|
|
357 | |
|
|
358 | int qlines = llen / ncol + 1; |
|
|
359 | int lofs = 0; |
|
|
360 | |
|
|
361 | q -= qlines; |
|
|
362 | |
|
|
363 | int qrow = q; |
|
|
364 | |
|
|
365 | printf ("QL %d llen %d\n", qlines, llen);//D |
|
|
366 | for (; qlines--; qrow++) |
|
|
367 | { |
|
|
368 | if (qrow >= 0) |
|
|
369 | { |
|
|
370 | tp [qrow] = (text_t *)ta->alloc (); |
|
|
371 | rp [qrow] = (rend_t *)ra->alloc (); |
|
|
372 | tl [qrow] = LINE_CONT1; |
|
|
373 | |
|
|
374 | int qcol = 0; |
|
|
375 | |
|
|
376 | for (;;) |
|
|
377 | { |
|
|
378 | int prow = lofs / prev_ncol + p; |
322 | int prow = lofs / prev_ncol; |
379 | int pcol = lofs % prev_ncol; |
323 | int pcol = lofs % prev_ncol; |
380 | |
324 | |
|
|
325 | line_t &pline = old_buf [MOD (p + prow, prev_total_rows)]; |
|
|
326 | |
381 | int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); |
327 | int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); |
382 | |
328 | |
383 | printf ("q %d lofs %d>%d len %d pq %d:%d p %d:%d q :%d\n", q, llen, lofs, len, prev_ncol, ncol, prow, pcol, qcol); |
329 | assert (len); |
|
|
330 | assert (pline.t); |
384 | |
331 | |
385 | if (len <= 0) |
|
|
386 | { |
|
|
387 | tl [qrow] = qcol; |
|
|
388 | |
|
|
389 | TODO |
|
|
390 | scr_blank_line (tp [qrow] + qcol, rp [qrow] + qcol, |
|
|
391 | ncol - qcol, DEFAULT_RSTYLE); |
|
|
392 | |
|
|
393 | break; |
|
|
394 | } |
|
|
395 | |
|
|
396 | assert (lofs < 1000); |
|
|
397 | |
|
|
398 | memcpy (tp [qrow] + qcol, save[prow].t + pcol, len * sizeof (text_t)); |
332 | memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); |
399 | memcpy (rp [qrow] + qcol, save[prow].r + pcol, len * sizeof (rend_t)); |
333 | memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); |
400 | |
334 | |
401 | lofs += len; |
|
|
402 | qcol += len; |
|
|
403 | |
|
|
404 | if (qcol == ncol) |
|
|
405 | break; |
|
|
406 | } |
|
|
407 | } |
|
|
408 | else |
|
|
409 | lofs += ncol; |
335 | lofs += len; |
|
|
336 | qcol += len; |
410 | } |
337 | } |
411 | } |
338 | } |
412 | } |
|
|
413 | |
339 | |
414 | free (screen.text); screen.text = tp; |
340 | qline->l = llen < ncol ? llen : MOD (llen - 1, ncol) + 1; |
415 | free (screen.rend); screen.rend = rp; |
341 | scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); |
416 | free (screen.tlen); screen.tlen = tl; |
342 | } |
417 | |
343 | |
418 | for (p = 0; p < total_rows; p++) printf ("P %p %d\n", save[p].t, save[p].l);//D |
344 | term_start = total_rows - nrow; |
419 | #endif |
345 | view_start = 0; |
|
|
346 | nsaved = term_start - q; |
|
|
347 | |
|
|
348 | // make sure all terminal lines exist |
|
|
349 | while (nsaved < 0) |
|
|
350 | scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE); |
|
|
351 | |
|
|
352 | for (int i = -nsaved; i < nrow; i++) |
|
|
353 | assert (ROW (i).t);//D |
|
|
354 | |
|
|
355 | free (old_buf); |
|
|
356 | delete old_ta; |
|
|
357 | delete old_ra; |
|
|
358 | |
|
|
359 | min_it (screen.cur.row, nrow - 1); |
|
|
360 | min_it (screen.cur.col, ncol - 1); |
420 | |
361 | |
421 | if (tabs) |
362 | if (tabs) |
422 | free (tabs); |
363 | free (tabs); |
423 | } |
364 | } |
424 | |
365 | |
425 | prev_nrow = nrow; |
366 | prev_nrow = nrow; |
426 | prev_ncol = ncol; |
367 | prev_ncol = ncol; |
427 | |
368 | |
428 | tabs = (char *)rxvt_malloc (ncol * sizeof (char)); |
369 | tabs = (char *)rxvt_malloc (ncol * sizeof (char)); |
429 | |
370 | |
430 | for (p = 0; p < ncol; p++) |
371 | for (int col = ncol; col--; ) |
431 | tabs[p] = (p % TABSIZE == 0) ? 1 : 0; |
372 | tabs [col] = col % TABSIZE == 0; |
432 | |
373 | |
433 | tt_winch (); |
374 | tt_winch (); |
434 | } |
|
|
435 | |
|
|
436 | void |
|
|
437 | rxvt_term::scr_reset_realloc () |
|
|
438 | { |
|
|
439 | swap_save = (line_t *) rxvt_realloc (swap_save , nrow * sizeof (line_t)); |
|
|
440 | drawn = (line_t *) rxvt_realloc (drawn , nrow * sizeof (line_t)); |
|
|
441 | buf = (line_t *) rxvt_realloc (buf , nrow * sizeof (line_t)); |
|
|
442 | save = (line_t *) rxvt_realloc (save , total_rows * sizeof (line_t)); |
|
|
443 | } |
375 | } |
444 | |
376 | |
445 | /* ------------------------------------------------------------------------- */ |
377 | /* ------------------------------------------------------------------------- */ |
446 | /* |
378 | /* |
447 | * Free everything. That way malloc debugging can find leakage. |
379 | * Free everything. That way malloc debugging can find leakage. |
… | |
… | |
450 | rxvt_term::scr_release () |
382 | rxvt_term::scr_release () |
451 | { |
383 | { |
452 | delete talloc; talloc = 0; |
384 | delete talloc; talloc = 0; |
453 | delete ralloc; ralloc = 0; |
385 | delete ralloc; ralloc = 0; |
454 | |
386 | |
455 | free (save); |
387 | free (row_buf); |
456 | free (swap_save); |
388 | free (swap_buf); |
457 | free (drawn); |
389 | free (drawn_buf); |
458 | free (buf); |
390 | free (temp_buf); |
459 | free (tabs); |
391 | free (tabs); |
|
|
392 | |
|
|
393 | row_buf = 0; // signal that we freed all the arrays |
460 | } |
394 | } |
461 | |
395 | |
462 | /* ------------------------------------------------------------------------- */ |
396 | /* ------------------------------------------------------------------------- */ |
463 | /* |
397 | /* |
464 | * Hard reset |
398 | * Hard reset |
… | |
… | |
520 | min_it (s->cur.row, nrow - 1); |
454 | min_it (s->cur.row, nrow - 1); |
521 | min_it (s->cur.col, ncol - 1); |
455 | min_it (s->cur.col, ncol - 1); |
522 | #ifdef DEBUG_STRICT |
456 | #ifdef DEBUG_STRICT |
523 | assert (s->cur.row >= 0); |
457 | assert (s->cur.row >= 0); |
524 | assert (s->cur.col >= 0); |
458 | assert (s->cur.col >= 0); |
525 | #else /* drive with your eyes closed */ |
|
|
526 | max_it (s->cur.row, 0); |
|
|
527 | max_it (s->cur.col, 0); |
|
|
528 | #endif |
459 | #endif |
529 | } |
460 | } |
530 | |
461 | |
531 | /* ------------------------------------------------------------------------- */ |
462 | /* ------------------------------------------------------------------------- */ |
532 | /* |
463 | /* |
… | |
… | |
557 | if (options & Opt_secondaryScreen) |
488 | if (options & Opt_secondaryScreen) |
558 | { |
489 | { |
559 | num_scr = 0; |
490 | num_scr = 0; |
560 | |
491 | |
561 | for (int i = nrow; i--; ) |
492 | for (int i = nrow; i--; ) |
562 | ::swap (ROW(i), swap_save[i]); |
493 | ::swap (ROW(i), swap_buf [i]); |
563 | |
494 | |
564 | ::swap (screen.charset, swap.charset); |
495 | ::swap (screen.charset, swap.charset); |
565 | ::swap (screen.flags, swap.flags); |
496 | ::swap (screen.flags, swap.flags); |
566 | screen.flags |= Screen_VisibleCursor; |
497 | screen.flags |= Screen_VisibleCursor; |
567 | swap.flags |= Screen_VisibleCursor; |
498 | swap.flags |= Screen_VisibleCursor; |
… | |
… | |
693 | // use a simple and robust scrolling algorithm, this |
624 | // use a simple and robust scrolling algorithm, this |
694 | // part of scr_scroll_text is not time-critical. |
625 | // part of scr_scroll_text is not time-critical. |
695 | |
626 | |
696 | int rows = row2 - row1 + 1; |
627 | int rows = row2 - row1 + 1; |
697 | |
628 | |
|
|
629 | min_it (count, rows); |
|
|
630 | |
698 | for (int row = 0; row < rows; row++) |
631 | for (int row = 0; row < rows; row++) |
699 | { |
632 | { |
700 | buf [row] = ROW(row1 + (row + count + rows) % rows); |
633 | temp_buf [row] = ROW(row1 + (row + count + rows) % rows); |
701 | |
634 | |
702 | if (!IN_RANGE_EXC (row + count, 0, rows)) |
635 | if (!IN_RANGE_EXC (row + count, 0, rows)) |
703 | scr_blank_screen_mem (buf [row], rstyle); |
636 | scr_blank_screen_mem (temp_buf [row], rstyle); |
704 | } |
637 | } |
705 | |
638 | |
706 | for (int row = 0; row < rows; row++) |
639 | for (int row = 0; row < rows; row++) |
707 | ROW(row1 + row) = buf [row]; |
640 | ROW(row1 + row) = temp_buf [row]; |
708 | } |
641 | } |
709 | |
642 | |
710 | return count; |
643 | return count; |
711 | } |
644 | } |
712 | |
645 | |
… | |
… | |
730 | last_col = ncol; |
663 | last_col = ncol; |
731 | |
664 | |
732 | if (nlines > 0) |
665 | if (nlines > 0) |
733 | { |
666 | { |
734 | nlines += screen.cur.row - screen.bscroll; |
667 | nlines += screen.cur.row - screen.bscroll; |
735 | if ((nlines > 0) |
668 | if (nlines > 0 |
736 | && (screen.tscroll == 0) |
669 | && screen.tscroll == 0 |
737 | && (screen.bscroll == (nrow - 1))) |
670 | && screen.bscroll == (nrow - 1)) |
738 | { |
671 | { |
739 | /* _at least_ this many lines need to be scrolled */ |
672 | /* _at least_ this many lines need to be scrolled */ |
740 | scr_scroll_text (screen.tscroll, screen.bscroll, nlines); |
673 | scr_scroll_text (screen.tscroll, screen.bscroll, nlines); |
741 | screen.cur.row -= nlines; |
674 | screen.cur.row -= nlines; |
742 | } |
675 | } |
743 | } |
676 | } |
744 | |
677 | |
745 | #ifdef DEBUG_STRICT |
678 | #ifdef DEBUG_STRICT |
746 | assert (screen.cur.col < last_col); |
679 | assert (screen.cur.col < last_col); |
747 | assert ((screen.cur.row < nrow) |
680 | assert (screen.cur.row < nrow |
748 | && (screen.cur.row >= - (int32_t)nsaved)); |
681 | && screen.cur.row >= -nsaved); |
749 | #else /* drive with your eyes closed */ |
|
|
750 | min_it (screen.cur.col, last_col - 1); |
|
|
751 | min_it (screen.cur.row, (int32_t)nrow - 1); |
|
|
752 | max_it (screen.cur.row, - (int32_t)nsaved); |
|
|
753 | #endif |
682 | #endif |
754 | row = screen.cur.row; |
683 | row = screen.cur.row; |
755 | |
684 | |
756 | checksel = selection.op && current_screen == selection.screen ? 1 : 0; |
685 | checksel = selection.op && current_screen == selection.screen ? 1 : 0; |
757 | |
686 | |
… | |
… | |
968 | if (!line->is_longer ()) /* XXX: think about this */ |
897 | if (!line->is_longer ()) /* XXX: think about this */ |
969 | max_it (line->l, screen.cur.col); |
898 | max_it (line->l, screen.cur.col); |
970 | |
899 | |
971 | #ifdef DEBUG_STRICT |
900 | #ifdef DEBUG_STRICT |
972 | assert (screen.cur.row >= 0); |
901 | assert (screen.cur.row >= 0); |
973 | #else /* drive with your eyes closed */ |
|
|
974 | max_it (screen.cur.row, 0); |
|
|
975 | #endif |
902 | #endif |
976 | } |
903 | } |
977 | |
904 | |
978 | /* ------------------------------------------------------------------------- */ |
905 | /* ------------------------------------------------------------------------- */ |
979 | /* |
906 | /* |
… | |
… | |
1134 | { |
1061 | { |
1135 | want_refresh = 1; |
1062 | want_refresh = 1; |
1136 | ZERO_SCROLLBACK (); |
1063 | ZERO_SCROLLBACK (); |
1137 | |
1064 | |
1138 | screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; |
1065 | screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; |
1139 | max_it (screen.cur.col, 0); |
|
|
1140 | min_it (screen.cur.col, (int32_t)ncol - 1); |
1066 | clamp_it (screen.cur.col, 0, ncol - 1); |
1141 | |
1067 | |
1142 | screen.flags &= ~Screen_WrapNext; |
1068 | screen.flags &= ~Screen_WrapNext; |
1143 | |
1069 | |
1144 | if (relative & R_RELATIVE) |
1070 | if (relative & R_RELATIVE) |
1145 | { |
1071 | { |
… | |
… | |
1169 | } |
1095 | } |
1170 | else |
1096 | else |
1171 | screen.cur.row = row; |
1097 | screen.cur.row = row; |
1172 | } |
1098 | } |
1173 | |
1099 | |
1174 | max_it (screen.cur.row, 0); |
|
|
1175 | min_it (screen.cur.row, (int32_t)nrow - 1); |
1100 | clamp_it (screen.cur.row, 0, nrow - 1); |
1176 | } |
1101 | } |
1177 | |
1102 | |
1178 | /* ------------------------------------------------------------------------- */ |
1103 | /* ------------------------------------------------------------------------- */ |
1179 | /* |
1104 | /* |
1180 | * direction should be UP or DN |
1105 | * direction should be UP or DN |
… | |
… | |
1195 | || (screen.cur.row == screen.tscroll && direction == DN)) |
1120 | || (screen.cur.row == screen.tscroll && direction == DN)) |
1196 | scr_scroll_text (screen.tscroll, screen.bscroll, dirn); |
1121 | scr_scroll_text (screen.tscroll, screen.bscroll, dirn); |
1197 | else |
1122 | else |
1198 | screen.cur.row += dirn; |
1123 | screen.cur.row += dirn; |
1199 | |
1124 | |
1200 | max_it (screen.cur.row, 0); |
|
|
1201 | min_it (screen.cur.row, (int32_t)nrow - 1); |
1125 | clamp_it (screen.cur.row, 0, nrow - 1); |
1202 | selection_check (0); |
1126 | selection_check (0); |
1203 | } |
1127 | } |
1204 | |
1128 | |
1205 | /* ------------------------------------------------------------------------- */ |
1129 | /* ------------------------------------------------------------------------- */ |
1206 | /* |
1130 | /* |
… | |
… | |
1224 | switch (mode) |
1148 | switch (mode) |
1225 | { |
1149 | { |
1226 | case 0: /* erase to end of line */ |
1150 | case 0: /* erase to end of line */ |
1227 | col = screen.cur.col; |
1151 | col = screen.cur.col; |
1228 | num = ncol - col; |
1152 | num = ncol - col; |
1229 | min_it (ROW(row).l, (int16_t)col); |
1153 | min_it (ROW(row).l, col); |
1230 | if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) |
1154 | if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) |
1231 | || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) |
1155 | || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) |
1232 | CLEAR_SELECTION (); |
1156 | CLEAR_SELECTION (); |
1233 | break; |
1157 | break; |
1234 | case 1: /* erase to beginning of line */ |
1158 | case 1: /* erase to beginning of line */ |
… | |
… | |
1301 | CLEAR_SELECTION (); |
1225 | CLEAR_SELECTION (); |
1302 | |
1226 | |
1303 | if (row >= nrow) /* Out Of Bounds */ |
1227 | if (row >= nrow) /* Out Of Bounds */ |
1304 | return; |
1228 | return; |
1305 | |
1229 | |
1306 | min_it (num, (nrow - row)); |
1230 | min_it (num, nrow - row); |
1307 | |
1231 | |
1308 | if (rstyle & (RS_RVid | RS_Uline)) |
1232 | if (rstyle & (RS_RVid | RS_Uline)) |
1309 | ren = (rend_t) ~RS_None; |
1233 | ren = (rend_t) ~RS_None; |
1310 | else if (GET_BASEBG (rstyle) == Color_bg) |
1234 | else if (GET_BASEBG (rstyle) == Color_bg) |
1311 | { |
1235 | { |
… | |
… | |
1324 | |
1248 | |
1325 | for (; num--; row++) |
1249 | for (; num--; row++) |
1326 | { |
1250 | { |
1327 | scr_blank_screen_mem (ROW (row), rstyle); |
1251 | scr_blank_screen_mem (ROW (row), rstyle); |
1328 | ROW (row).l = 0; |
1252 | ROW (row).l = 0; |
1329 | scr_blank_line (drawn[row], 0, ncol, ren); |
1253 | scr_blank_line (drawn_buf [row], 0, ncol, ren); |
1330 | } |
1254 | } |
1331 | } |
1255 | } |
1332 | |
1256 | |
1333 | #if ENABLE_FRILLS |
1257 | #if ENABLE_FRILLS |
1334 | void |
1258 | void |
… | |
… | |
1419 | return; |
1343 | return; |
1420 | |
1344 | |
1421 | scr_do_wrap (); |
1345 | scr_do_wrap (); |
1422 | |
1346 | |
1423 | selection_check (1); |
1347 | selection_check (1); |
1424 | min_it (count, (ncol - screen.cur.col)); |
1348 | min_it (count, ncol - screen.cur.col); |
1425 | |
1349 | |
1426 | row = screen.cur.row; |
1350 | row = screen.cur.row; |
1427 | |
1351 | |
1428 | line_t *line = &ROW(row); |
1352 | line_t *line = &ROW(row); |
1429 | |
1353 | |
… | |
… | |
1478 | scr_blank_line (*line, ncol - count, count, tr); |
1402 | scr_blank_line (*line, ncol - count, count, tr); |
1479 | |
1403 | |
1480 | if (line->is_longer ()) /* break line continuation */ |
1404 | if (line->is_longer ()) /* break line continuation */ |
1481 | line->l = ncol; |
1405 | line->l = ncol; |
1482 | |
1406 | |
1483 | max_it (line->l - count, 0); |
1407 | line->l = max (line->l - count, 0); |
1484 | |
1408 | |
1485 | if (selection.op && current_screen == selection.screen |
1409 | if (selection.op && current_screen == selection.screen |
1486 | && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) |
1410 | && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) |
1487 | { |
1411 | { |
1488 | if (selection.end.row != screen.cur.row |
1412 | if (selection.end.row != screen.cur.row |
… | |
… | |
1509 | */ |
1433 | */ |
1510 | void |
1434 | void |
1511 | rxvt_term::scr_scroll_region (int top, int bot) |
1435 | rxvt_term::scr_scroll_region (int top, int bot) |
1512 | { |
1436 | { |
1513 | max_it (top, 0); |
1437 | max_it (top, 0); |
1514 | min_it (bot, (int)nrow - 1); |
1438 | min_it (bot, nrow - 1); |
1515 | |
1439 | |
1516 | if (top > bot) |
1440 | if (top > bot) |
1517 | return; |
1441 | return; |
1518 | |
1442 | |
1519 | screen.tscroll = top; |
1443 | screen.tscroll = top; |
… | |
… | |
1723 | bool found = false; |
1647 | bool found = false; |
1724 | |
1648 | |
1725 | for (int i = 0; i < nrow; i++) |
1649 | for (int i = 0; i < nrow; i++) |
1726 | { |
1650 | { |
1727 | int col = 0; |
1651 | int col = 0; |
1728 | rend_t *drp = drawn[i].r; |
1652 | rend_t *drp = drawn_buf[i].r; |
1729 | |
1653 | |
1730 | for (; col < ncol; col++, drp++) |
1654 | for (; col < ncol; col++, drp++) |
1731 | if ((*drp & mask) == value) |
1655 | if ((*drp & mask) == value) |
1732 | { |
1656 | { |
1733 | found = true; |
1657 | found = true; |
… | |
… | |
1751 | rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) |
1675 | rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) |
1752 | { |
1676 | { |
1753 | int i; |
1677 | int i; |
1754 | row_col_t rc[RC_COUNT]; |
1678 | row_col_t rc[RC_COUNT]; |
1755 | |
1679 | |
1756 | if (!drawn) /* sanity check */ |
1680 | if (!drawn_buf) /* sanity check */ |
1757 | return; |
1681 | return; |
1758 | |
1682 | |
1759 | #ifndef NO_SLOW_LINK_SUPPORT |
1683 | #ifndef NO_SLOW_LINK_SUPPORT |
1760 | if (refresh_type == FAST_REFRESH && !display->is_local) |
1684 | if (refresh_type == FAST_REFRESH && !display->is_local) |
1761 | { |
1685 | { |
1762 | y = 0; |
1686 | y = 0; |
1763 | eheight = height; |
1687 | eheight = height; |
1764 | } |
1688 | } |
1765 | #endif |
|
|
1766 | |
|
|
1767 | #ifdef DEBUG_STRICT |
|
|
1768 | #if 0 |
|
|
1769 | // that's not debugging //TODO //FIXME |
|
|
1770 | clamp_it (x, 0, width); |
|
|
1771 | clamp_it (y, 0, height); |
|
|
1772 | #endif |
|
|
1773 | #endif |
1689 | #endif |
1774 | |
1690 | |
1775 | /* round down */ |
1691 | /* round down */ |
1776 | rc[PART_BEG].col = Pixel2Col (x); |
1692 | rc[PART_BEG].col = Pixel2Col (x); |
1777 | rc[PART_BEG].row = Pixel2Row (y); |
1693 | rc[PART_BEG].row = Pixel2Row (y); |
… | |
… | |
1785 | min_it (rc[i].col, ncol - 1); |
1701 | min_it (rc[i].col, ncol - 1); |
1786 | min_it (rc[i].row, nrow - 1); |
1702 | min_it (rc[i].row, nrow - 1); |
1787 | } |
1703 | } |
1788 | |
1704 | |
1789 | for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) |
1705 | for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) |
1790 | fill_text (&drawn[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); |
1706 | fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); |
1791 | |
1707 | |
1792 | if (refresh) |
1708 | if (refresh) |
1793 | scr_refresh (SLOW_REFRESH); |
1709 | scr_refresh (SLOW_REFRESH); |
1794 | } |
1710 | } |
1795 | |
1711 | |
… | |
… | |
2053 | if (screen.cur.row + view_start != ocrow |
1969 | if (screen.cur.row + view_start != ocrow |
2054 | || screen.cur.col != oldcursor.col) |
1970 | || screen.cur.col != oldcursor.col) |
2055 | { |
1971 | { |
2056 | if (ocrow < nrow |
1972 | if (ocrow < nrow |
2057 | && oldcursor.col < ncol) |
1973 | && oldcursor.col < ncol) |
2058 | drawn[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); |
1974 | drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); |
2059 | |
1975 | |
2060 | if (focus || !showcursor) |
1976 | if (focus || !showcursor) |
2061 | oldcursor.row = -1; |
1977 | oldcursor.row = -1; |
2062 | else |
1978 | else |
2063 | setoldcursor = 1; |
1979 | setoldcursor = 1; |
… | |
… | |
2102 | for (; j-- >= 0; row += (i > 0 ? 1 : -1)) |
2018 | for (; j-- >= 0; row += (i > 0 ? 1 : -1)) |
2103 | { |
2019 | { |
2104 | if (row + i >= 0 && row + i < nrow && row + i != ocrow) |
2020 | if (row + i >= 0 && row + i < nrow && row + i != ocrow) |
2105 | { |
2021 | { |
2106 | line_t s = ROW(row - view_start); |
2022 | line_t s = ROW(row - view_start); |
2107 | line_t d = drawn[row]; |
2023 | line_t d = drawn_buf[row]; |
2108 | line_t d2 = drawn[row + i]; |
2024 | line_t d2 = drawn_buf[row + i]; |
2109 | |
2025 | |
2110 | for (nits = 0, col = ncol; col--; ) |
2026 | for (nits = 0, col = ncol; col--; ) |
2111 | if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) |
2027 | if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) |
2112 | nits--; |
2028 | nits--; |
2113 | else if (s.t[col] != d.t[col] || s.r[col] != d.r[col]) |
2029 | else if (s.t[col] != d.t[col] || s.r[col] != d.r[col]) |
… | |
… | |
2151 | */ |
2067 | */ |
2152 | for (row = 0; row < nrow; row++) |
2068 | for (row = 0; row < nrow; row++) |
2153 | { |
2069 | { |
2154 | text_t *stp = ROW(row - view_start).t; |
2070 | text_t *stp = ROW(row - view_start).t; |
2155 | rend_t *srp = ROW(row - view_start).r; |
2071 | rend_t *srp = ROW(row - view_start).r; |
2156 | text_t *dtp = drawn[row].t; |
2072 | text_t *dtp = drawn_buf[row].t; |
2157 | rend_t *drp = drawn[row].r; |
2073 | rend_t *drp = drawn_buf[row].r; |
2158 | |
2074 | |
2159 | /* |
2075 | /* |
2160 | * E2: OK, now the real pass |
2076 | * E2: OK, now the real pass |
2161 | */ |
2077 | */ |
2162 | int ypixel = (int)Row2Pixel (row); |
2078 | int ypixel = (int)Row2Pixel (row); |
… | |
… | |
2375 | |
2291 | |
2376 | while (col && ROW(screen.cur.row).t[col] == NOCHAR) |
2292 | while (col && ROW(screen.cur.row).t[col] == NOCHAR) |
2377 | col--; |
2293 | col--; |
2378 | |
2294 | |
2379 | while (col + cursorwidth < ncol |
2295 | while (col + cursorwidth < ncol |
2380 | && drawn[oldcursor.row].t[col + cursorwidth] == NOCHAR) |
2296 | && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR) |
2381 | cursorwidth++; |
2297 | cursorwidth++; |
2382 | |
2298 | |
2383 | #ifndef NO_CURSORCOLOR |
2299 | #ifndef NO_CURSORCOLOR |
2384 | if (ISSET_PIXCOLOR (Color_cursor)) |
2300 | if (ISSET_PIXCOLOR (Color_cursor)) |
2385 | XSetForeground (display->display, gc, pix_colors[Color_cursor]); |
2301 | XSetForeground (display->display, gc, pix_colors[Color_cursor]); |
… | |
… | |
2417 | |
2333 | |
2418 | void |
2334 | void |
2419 | rxvt_term::scr_remap_chars () |
2335 | rxvt_term::scr_remap_chars () |
2420 | { |
2336 | { |
2421 | for (int i = total_rows; i--; ) |
2337 | for (int i = total_rows; i--; ) |
2422 | scr_remap_chars (save[i]); |
2338 | scr_remap_chars (row_buf [i]); |
2423 | |
2339 | |
2424 | for (int i = nrow; i--; ) |
2340 | for (int i = nrow; i--; ) |
2425 | { |
2341 | { |
2426 | scr_remap_chars (drawn[i]); |
2342 | scr_remap_chars (drawn_buf [i]); |
2427 | scr_remap_chars (swap_save[i]); |
2343 | scr_remap_chars (swap_buf [i]); |
2428 | } |
2344 | } |
2429 | } |
2345 | } |
2430 | |
2346 | |
2431 | void |
2347 | void |
2432 | rxvt_term::scr_recolour () |
2348 | rxvt_term::scr_recolour () |
… | |
… | |
2529 | char r1[] = "\n"; |
2445 | char r1[] = "\n"; |
2530 | |
2446 | |
2531 | for (row = saveLines - nsaved; |
2447 | for (row = saveLines - nsaved; |
2532 | row < saveLines + nrow - 1; row++) |
2448 | row < saveLines + nrow - 1; row++) |
2533 | { |
2449 | { |
2534 | width = save[row].l >= 0 ? save[row].l |
2450 | width = row_buf[row].l >= 0 ? row_buf[row].l |
2535 | : ncol; |
2451 | : ncol; |
2536 | for (towrite = width; towrite; towrite -= wrote) |
2452 | for (towrite = width; towrite; towrite -= wrote) |
2537 | { |
2453 | { |
2538 | wrote = write (fd, & (save[row].t[width - towrite]), |
2454 | wrote = write (fd, & (row_buf[row].t[width - towrite]), |
2539 | towrite); |
2455 | towrite); |
2540 | if (wrote < 0) |
2456 | if (wrote < 0) |
2541 | return; /* XXX: death, no report */ |
2457 | return; /* XXX: death, no report */ |
2542 | } |
2458 | } |
2543 | if (save[row].l >= 0) |
2459 | if (row_buf[row].l >= 0) |
2544 | if (write (fd, r1, 1) <= 0) |
2460 | if (write (fd, r1, 1) <= 0) |
2545 | return; /* XXX: death, no report */ |
2461 | return; /* XXX: death, no report */ |
2546 | } |
2462 | } |
2547 | } |
2463 | } |
2548 | #endif |
2464 | #endif |
… | |
… | |
3610 | |
3526 | |
3611 | // make space for border |
3527 | // make space for border |
3612 | w += 2; min_it (w, ncol); |
3528 | w += 2; min_it (w, ncol); |
3613 | h += 2; min_it (h, nrow); |
3529 | h += 2; min_it (h, nrow); |
3614 | |
3530 | |
3615 | x -= 1; max_it (x, 0); |
3531 | x -= 1; clamp_it (x, 0, ncol - w); |
3616 | y -= 1; max_it (y, 0); |
3532 | y -= 1; clamp_it (y, 0, nrow - h); |
3617 | |
|
|
3618 | min_it (x, ncol - w); |
|
|
3619 | min_it (y, nrow - h); |
|
|
3620 | |
3533 | |
3621 | ov_x = x; ov_y = y; |
3534 | ov_x = x; ov_y = y; |
3622 | ov_w = w; ov_h = h; |
3535 | ov_w = w; ov_h = h; |
3623 | |
3536 | |
3624 | ov_text = new text_t *[h]; |
3537 | ov_text = new text_t *[h]; |