… | |
… | |
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) |
276 | int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row |
268 | { |
277 | int pend = MOD (term_start - nsaved , prev_total_rows); |
269 | /* add rows */ |
278 | int q = total_rows; // rewrapped row |
270 | scr_reset_realloc (); /* realloc _first_ */ |
|
|
271 | |
279 | |
272 | int ocol = ncol; |
280 | if (nsaved) |
273 | ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this |
281 | { |
|
|
282 | // re-wrap lines, this is rather ugly, possibly because I am too dumb |
|
|
283 | // to come up with a lean and mean algorithm. |
274 | |
284 | |
275 | k = min (nsaved, nrow - prev_nrow); |
285 | while (p != pend && q > 0) |
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 | { |
286 | { |
285 | swap_save[p].clear (); scr_blank_screen_mem (swap_save[p], DEFAULT_RSTYLE); |
287 | p = MOD (p - 1, prev_total_rows); |
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 |
288 | #ifdef DEBUG_STRICT |
298 | assert (screen.cur.row < nrow); |
289 | assert (old_buf [MOD (p, prev_total_rows)].t); |
299 | #else /* drive with your eyes closed */ |
|
|
300 | min_it (screen.cur.row, nrow - 1); |
|
|
301 | #endif |
290 | #endif |
302 | ncol = ocol; // save b/c scr_blank_screen_mem uses this |
|
|
303 | } |
|
|
304 | |
291 | |
305 | /* resize columns */ |
292 | int llen = old_buf [MOD (p, prev_total_rows)].l; |
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 | |
293 | |
311 | for (p = total_rows; p--; ) |
294 | while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) |
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 |
|
|
328 | // 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 | |
|
|
336 | for (p = 0; p < prev_total_rows; p++) printf ("P %p %d\n", save[p].t, save[p].l);//D |
|
|
337 | |
|
|
338 | p = prev_total_rows; |
|
|
339 | q = total_rows; |
|
|
340 | |
|
|
341 | while (p > 0 && q > 0) |
|
|
342 | { |
|
|
343 | --p; |
|
|
344 | |
|
|
345 | printf ("pq %d:%d\n", p, q); |
|
|
346 | if (save[p].t) |
|
|
347 | { |
|
|
348 | int llen = save[p].l; |
|
|
349 | |
|
|
350 | assert (llen >= 0); |
|
|
351 | |
|
|
352 | while (p && save[p - 1].l < 0) |
|
|
353 | { |
295 | { |
354 | --p; |
296 | p = MOD (p - 1, prev_total_rows); |
|
|
297 | |
355 | llen += prev_ncol; |
298 | llen += prev_ncol; |
356 | } |
299 | } |
357 | |
300 | |
358 | int qlines = llen / ncol + 1; |
301 | int qlines = max (0, (llen - 1) / ncol) + 1; |
|
|
302 | |
|
|
303 | // drop partial lines completely |
|
|
304 | if (q < qlines) |
|
|
305 | break; |
|
|
306 | |
|
|
307 | q -= qlines; |
|
|
308 | |
359 | int lofs = 0; |
309 | int lofs = 0; |
|
|
310 | line_t *qline; |
360 | |
311 | |
361 | q -= qlines; |
312 | // re-assemble the full line by destination lines |
362 | |
|
|
363 | int qrow = q; |
|
|
364 | |
|
|
365 | printf ("QL %d llen %d\n", qlines, llen);//D |
|
|
366 | for (; qlines--; qrow++) |
313 | for (int qrow = q; qlines--; qrow++) |
367 | { |
314 | { |
|
|
315 | qline = row_buf + qrow; |
|
|
316 | lalloc (*qline); |
|
|
317 | qline->set_is_longer (); |
|
|
318 | |
368 | if (qrow >= 0) |
319 | int qcol = 0; |
|
|
320 | |
|
|
321 | // fill a single destination line |
|
|
322 | while (lofs < llen && qcol < ncol) |
369 | { |
323 | { |
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; |
324 | int prow = lofs / prev_ncol; |
379 | int pcol = lofs % prev_ncol; |
325 | int pcol = lofs % prev_ncol; |
380 | |
326 | |
|
|
327 | line_t &pline = old_buf [MOD (p + prow, prev_total_rows)]; |
|
|
328 | |
381 | int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); |
329 | int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); |
382 | |
330 | |
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); |
|
|
384 | |
|
|
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); |
331 | assert (len); |
|
|
332 | assert (pline.t); |
397 | |
333 | |
398 | memcpy (tp [qrow] + qcol, save[prow].t + pcol, len * sizeof (text_t)); |
334 | memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); |
399 | memcpy (rp [qrow] + qcol, save[prow].r + pcol, len * sizeof (rend_t)); |
335 | memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); |
400 | |
336 | |
401 | lofs += len; |
337 | lofs += len; |
402 | qcol += len; |
338 | qcol += len; |
403 | |
|
|
404 | if (qcol == ncol) |
|
|
405 | break; |
|
|
406 | } |
|
|
407 | } |
339 | } |
408 | else |
|
|
409 | lofs += ncol; |
|
|
410 | } |
340 | } |
|
|
341 | |
|
|
342 | qline->l = llen < ncol ? llen : MOD (llen - 1, ncol) + 1; |
|
|
343 | scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); |
411 | } |
344 | } |
|
|
345 | |
|
|
346 | term_start = total_rows - nrow; |
|
|
347 | view_start = 0; |
|
|
348 | nsaved = term_start - q; |
|
|
349 | |
|
|
350 | // make sure all terminal lines exist |
|
|
351 | while (nsaved < 0) |
|
|
352 | scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE); |
|
|
353 | |
|
|
354 | } |
|
|
355 | else |
412 | } |
356 | { |
|
|
357 | // if no scrollback exists (yet), wing, instead of wrap |
|
|
358 | |
|
|
359 | for (int row = min (nrow, prev_nrow); row--; ) |
|
|
360 | { |
|
|
361 | line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; |
|
|
362 | line_t &qline = row_buf [row]; |
413 | |
363 | |
414 | free (screen.text); screen.text = tp; |
364 | qline = pline; |
415 | free (screen.rend); screen.rend = rp; |
365 | lresize (qline); |
416 | free (screen.tlen); screen.tlen = tl; |
366 | } |
417 | |
367 | |
418 | for (p = 0; p < total_rows; p++) printf ("P %p %d\n", save[p].t, save[p].l);//D |
368 | for (int row = prev_nrow; row < nrow; row++) |
|
|
369 | { |
|
|
370 | row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); |
|
|
371 | } |
|
|
372 | |
|
|
373 | term_start = 0; |
|
|
374 | view_start = 0; |
|
|
375 | } |
|
|
376 | |
|
|
377 | #ifdef DEBUG_STRICT |
|
|
378 | for (int i = -nsaved; i < nrow; i++) |
|
|
379 | assert (ROW (i).t); |
419 | #endif |
380 | #endif |
|
|
381 | |
|
|
382 | free (old_buf); |
|
|
383 | delete old_ta; |
|
|
384 | delete old_ra; |
|
|
385 | |
|
|
386 | clamp_it (screen.cur.row, 0, nrow - 1); |
|
|
387 | clamp_it (screen.cur.col, 0, ncol - 1); |
420 | |
388 | |
421 | if (tabs) |
389 | if (tabs) |
422 | free (tabs); |
390 | free (tabs); |
423 | } |
391 | } |
424 | |
392 | |
425 | prev_nrow = nrow; |
393 | prev_nrow = nrow; |
426 | prev_ncol = ncol; |
394 | prev_ncol = ncol; |
427 | |
395 | |
428 | tabs = (char *)rxvt_malloc (ncol * sizeof (char)); |
396 | tabs = (char *)rxvt_malloc (ncol * sizeof (char)); |
429 | |
397 | |
430 | for (p = 0; p < ncol; p++) |
398 | for (int col = ncol; col--; ) |
431 | tabs[p] = (p % TABSIZE == 0) ? 1 : 0; |
399 | tabs [col] = col % TABSIZE == 0; |
432 | |
400 | |
433 | tt_winch (); |
401 | 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 | } |
402 | } |
444 | |
403 | |
445 | /* ------------------------------------------------------------------------- */ |
404 | /* ------------------------------------------------------------------------- */ |
446 | /* |
405 | /* |
447 | * Free everything. That way malloc debugging can find leakage. |
406 | * Free everything. That way malloc debugging can find leakage. |
… | |
… | |
450 | rxvt_term::scr_release () |
409 | rxvt_term::scr_release () |
451 | { |
410 | { |
452 | delete talloc; talloc = 0; |
411 | delete talloc; talloc = 0; |
453 | delete ralloc; ralloc = 0; |
412 | delete ralloc; ralloc = 0; |
454 | |
413 | |
455 | free (save); |
414 | free (row_buf); |
456 | free (swap_save); |
415 | free (swap_buf); |
457 | free (drawn); |
416 | free (drawn_buf); |
458 | free (buf); |
417 | free (temp_buf); |
459 | free (tabs); |
418 | free (tabs); |
|
|
419 | |
|
|
420 | row_buf = 0; // signal that we freed all the arrays |
460 | } |
421 | } |
461 | |
422 | |
462 | /* ------------------------------------------------------------------------- */ |
423 | /* ------------------------------------------------------------------------- */ |
463 | /* |
424 | /* |
464 | * Hard reset |
425 | * Hard reset |
… | |
… | |
520 | min_it (s->cur.row, nrow - 1); |
481 | min_it (s->cur.row, nrow - 1); |
521 | min_it (s->cur.col, ncol - 1); |
482 | min_it (s->cur.col, ncol - 1); |
522 | #ifdef DEBUG_STRICT |
483 | #ifdef DEBUG_STRICT |
523 | assert (s->cur.row >= 0); |
484 | assert (s->cur.row >= 0); |
524 | assert (s->cur.col >= 0); |
485 | 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 |
486 | #endif |
529 | } |
487 | } |
530 | |
488 | |
531 | /* ------------------------------------------------------------------------- */ |
489 | /* ------------------------------------------------------------------------- */ |
532 | /* |
490 | /* |
… | |
… | |
556 | #if NSCREENS |
514 | #if NSCREENS |
557 | if (options & Opt_secondaryScreen) |
515 | if (options & Opt_secondaryScreen) |
558 | { |
516 | { |
559 | num_scr = 0; |
517 | num_scr = 0; |
560 | |
518 | |
561 | for (int i = nrow; i--; ) |
519 | for (int i = prev_nrow; i--; ) |
562 | ::swap (ROW(i), swap_save[i]); |
520 | ::swap (ROW(i), swap_buf [i]); |
563 | |
521 | |
564 | ::swap (screen.charset, swap.charset); |
522 | ::swap (screen.charset, swap.charset); |
565 | ::swap (screen.flags, swap.flags); |
523 | ::swap (screen.flags, swap.flags); |
566 | screen.flags |= Screen_VisibleCursor; |
524 | screen.flags |= Screen_VisibleCursor; |
567 | swap.flags |= Screen_VisibleCursor; |
525 | swap.flags |= Screen_VisibleCursor; |
… | |
… | |
693 | // use a simple and robust scrolling algorithm, this |
651 | // use a simple and robust scrolling algorithm, this |
694 | // part of scr_scroll_text is not time-critical. |
652 | // part of scr_scroll_text is not time-critical. |
695 | |
653 | |
696 | int rows = row2 - row1 + 1; |
654 | int rows = row2 - row1 + 1; |
697 | |
655 | |
|
|
656 | min_it (count, rows); |
|
|
657 | |
698 | for (int row = 0; row < rows; row++) |
658 | for (int row = 0; row < rows; row++) |
699 | { |
659 | { |
700 | buf [row] = ROW(row1 + (row + count + rows) % rows); |
660 | temp_buf [row] = ROW(row1 + (row + count + rows) % rows); |
701 | |
661 | |
702 | if (!IN_RANGE_EXC (row + count, 0, rows)) |
662 | if (!IN_RANGE_EXC (row + count, 0, rows)) |
703 | scr_blank_screen_mem (buf [row], rstyle); |
663 | scr_blank_screen_mem (temp_buf [row], rstyle); |
704 | } |
664 | } |
705 | |
665 | |
706 | for (int row = 0; row < rows; row++) |
666 | for (int row = 0; row < rows; row++) |
707 | ROW(row1 + row) = buf [row]; |
667 | ROW(row1 + row) = temp_buf [row]; |
708 | } |
668 | } |
709 | |
669 | |
710 | return count; |
670 | return count; |
711 | } |
671 | } |
712 | |
672 | |
… | |
… | |
730 | last_col = ncol; |
690 | last_col = ncol; |
731 | |
691 | |
732 | if (nlines > 0) |
692 | if (nlines > 0) |
733 | { |
693 | { |
734 | nlines += screen.cur.row - screen.bscroll; |
694 | nlines += screen.cur.row - screen.bscroll; |
735 | if ((nlines > 0) |
695 | if (nlines > 0 |
736 | && (screen.tscroll == 0) |
696 | && screen.tscroll == 0 |
737 | && (screen.bscroll == (nrow - 1))) |
697 | && screen.bscroll == (nrow - 1)) |
738 | { |
698 | { |
739 | /* _at least_ this many lines need to be scrolled */ |
699 | /* _at least_ this many lines need to be scrolled */ |
740 | scr_scroll_text (screen.tscroll, screen.bscroll, nlines); |
700 | scr_scroll_text (screen.tscroll, screen.bscroll, nlines); |
741 | screen.cur.row -= nlines; |
701 | screen.cur.row -= nlines; |
742 | } |
702 | } |
743 | } |
703 | } |
744 | |
704 | |
745 | #ifdef DEBUG_STRICT |
705 | #ifdef DEBUG_STRICT |
746 | assert (screen.cur.col < last_col); |
706 | assert (screen.cur.col < last_col); |
747 | assert ((screen.cur.row < nrow) |
707 | assert (screen.cur.row < nrow |
748 | && (screen.cur.row >= - (int32_t)nsaved)); |
708 | && 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 |
709 | #endif |
754 | row = screen.cur.row; |
710 | row = screen.cur.row; |
755 | |
711 | |
756 | checksel = selection.op && current_screen == selection.screen ? 1 : 0; |
712 | checksel = selection.op && current_screen == selection.screen ? 1 : 0; |
757 | |
713 | |
… | |
… | |
968 | if (!line->is_longer ()) /* XXX: think about this */ |
924 | if (!line->is_longer ()) /* XXX: think about this */ |
969 | max_it (line->l, screen.cur.col); |
925 | max_it (line->l, screen.cur.col); |
970 | |
926 | |
971 | #ifdef DEBUG_STRICT |
927 | #ifdef DEBUG_STRICT |
972 | assert (screen.cur.row >= 0); |
928 | assert (screen.cur.row >= 0); |
973 | #else /* drive with your eyes closed */ |
|
|
974 | max_it (screen.cur.row, 0); |
|
|
975 | #endif |
929 | #endif |
976 | } |
930 | } |
977 | |
931 | |
978 | /* ------------------------------------------------------------------------- */ |
932 | /* ------------------------------------------------------------------------- */ |
979 | /* |
933 | /* |
… | |
… | |
1134 | { |
1088 | { |
1135 | want_refresh = 1; |
1089 | want_refresh = 1; |
1136 | ZERO_SCROLLBACK (); |
1090 | ZERO_SCROLLBACK (); |
1137 | |
1091 | |
1138 | screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; |
1092 | 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); |
1093 | clamp_it (screen.cur.col, 0, ncol - 1); |
1141 | |
1094 | |
1142 | screen.flags &= ~Screen_WrapNext; |
1095 | screen.flags &= ~Screen_WrapNext; |
1143 | |
1096 | |
1144 | if (relative & R_RELATIVE) |
1097 | if (relative & R_RELATIVE) |
1145 | { |
1098 | { |
… | |
… | |
1169 | } |
1122 | } |
1170 | else |
1123 | else |
1171 | screen.cur.row = row; |
1124 | screen.cur.row = row; |
1172 | } |
1125 | } |
1173 | |
1126 | |
1174 | max_it (screen.cur.row, 0); |
|
|
1175 | min_it (screen.cur.row, (int32_t)nrow - 1); |
1127 | clamp_it (screen.cur.row, 0, nrow - 1); |
1176 | } |
1128 | } |
1177 | |
1129 | |
1178 | /* ------------------------------------------------------------------------- */ |
1130 | /* ------------------------------------------------------------------------- */ |
1179 | /* |
1131 | /* |
1180 | * direction should be UP or DN |
1132 | * direction should be UP or DN |
… | |
… | |
1195 | || (screen.cur.row == screen.tscroll && direction == DN)) |
1147 | || (screen.cur.row == screen.tscroll && direction == DN)) |
1196 | scr_scroll_text (screen.tscroll, screen.bscroll, dirn); |
1148 | scr_scroll_text (screen.tscroll, screen.bscroll, dirn); |
1197 | else |
1149 | else |
1198 | screen.cur.row += dirn; |
1150 | screen.cur.row += dirn; |
1199 | |
1151 | |
1200 | max_it (screen.cur.row, 0); |
|
|
1201 | min_it (screen.cur.row, (int32_t)nrow - 1); |
1152 | clamp_it (screen.cur.row, 0, nrow - 1); |
1202 | selection_check (0); |
1153 | selection_check (0); |
1203 | } |
1154 | } |
1204 | |
1155 | |
1205 | /* ------------------------------------------------------------------------- */ |
1156 | /* ------------------------------------------------------------------------- */ |
1206 | /* |
1157 | /* |
… | |
… | |
1224 | switch (mode) |
1175 | switch (mode) |
1225 | { |
1176 | { |
1226 | case 0: /* erase to end of line */ |
1177 | case 0: /* erase to end of line */ |
1227 | col = screen.cur.col; |
1178 | col = screen.cur.col; |
1228 | num = ncol - col; |
1179 | num = ncol - col; |
1229 | min_it (ROW(row).l, (int16_t)col); |
1180 | min_it (ROW(row).l, col); |
1230 | if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) |
1181 | if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) |
1231 | || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) |
1182 | || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) |
1232 | CLEAR_SELECTION (); |
1183 | CLEAR_SELECTION (); |
1233 | break; |
1184 | break; |
1234 | case 1: /* erase to beginning of line */ |
1185 | case 1: /* erase to beginning of line */ |
… | |
… | |
1301 | CLEAR_SELECTION (); |
1252 | CLEAR_SELECTION (); |
1302 | |
1253 | |
1303 | if (row >= nrow) /* Out Of Bounds */ |
1254 | if (row >= nrow) /* Out Of Bounds */ |
1304 | return; |
1255 | return; |
1305 | |
1256 | |
1306 | min_it (num, (nrow - row)); |
1257 | min_it (num, nrow - row); |
1307 | |
1258 | |
1308 | if (rstyle & (RS_RVid | RS_Uline)) |
1259 | if (rstyle & (RS_RVid | RS_Uline)) |
1309 | ren = (rend_t) ~RS_None; |
1260 | ren = (rend_t) ~RS_None; |
1310 | else if (GET_BASEBG (rstyle) == Color_bg) |
1261 | else if (GET_BASEBG (rstyle) == Color_bg) |
1311 | { |
1262 | { |
… | |
… | |
1324 | |
1275 | |
1325 | for (; num--; row++) |
1276 | for (; num--; row++) |
1326 | { |
1277 | { |
1327 | scr_blank_screen_mem (ROW (row), rstyle); |
1278 | scr_blank_screen_mem (ROW (row), rstyle); |
1328 | ROW (row).l = 0; |
1279 | ROW (row).l = 0; |
1329 | scr_blank_line (drawn[row], 0, ncol, ren); |
1280 | scr_blank_line (drawn_buf [row], 0, ncol, ren); |
1330 | } |
1281 | } |
1331 | } |
1282 | } |
1332 | |
1283 | |
1333 | #if ENABLE_FRILLS |
1284 | #if ENABLE_FRILLS |
1334 | void |
1285 | void |
… | |
… | |
1419 | return; |
1370 | return; |
1420 | |
1371 | |
1421 | scr_do_wrap (); |
1372 | scr_do_wrap (); |
1422 | |
1373 | |
1423 | selection_check (1); |
1374 | selection_check (1); |
1424 | min_it (count, (ncol - screen.cur.col)); |
1375 | min_it (count, ncol - screen.cur.col); |
1425 | |
1376 | |
1426 | row = screen.cur.row; |
1377 | row = screen.cur.row; |
1427 | |
1378 | |
1428 | line_t *line = &ROW(row); |
1379 | line_t *line = &ROW(row); |
1429 | |
1380 | |
… | |
… | |
1478 | scr_blank_line (*line, ncol - count, count, tr); |
1429 | scr_blank_line (*line, ncol - count, count, tr); |
1479 | |
1430 | |
1480 | if (line->is_longer ()) /* break line continuation */ |
1431 | if (line->is_longer ()) /* break line continuation */ |
1481 | line->l = ncol; |
1432 | line->l = ncol; |
1482 | |
1433 | |
1483 | max_it (line->l - count, 0); |
1434 | line->l = max (line->l - count, 0); |
1484 | |
1435 | |
1485 | if (selection.op && current_screen == selection.screen |
1436 | if (selection.op && current_screen == selection.screen |
1486 | && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) |
1437 | && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) |
1487 | { |
1438 | { |
1488 | if (selection.end.row != screen.cur.row |
1439 | if (selection.end.row != screen.cur.row |
… | |
… | |
1509 | */ |
1460 | */ |
1510 | void |
1461 | void |
1511 | rxvt_term::scr_scroll_region (int top, int bot) |
1462 | rxvt_term::scr_scroll_region (int top, int bot) |
1512 | { |
1463 | { |
1513 | max_it (top, 0); |
1464 | max_it (top, 0); |
1514 | min_it (bot, (int)nrow - 1); |
1465 | min_it (bot, nrow - 1); |
1515 | |
1466 | |
1516 | if (top > bot) |
1467 | if (top > bot) |
1517 | return; |
1468 | return; |
1518 | |
1469 | |
1519 | screen.tscroll = top; |
1470 | screen.tscroll = top; |
… | |
… | |
1723 | bool found = false; |
1674 | bool found = false; |
1724 | |
1675 | |
1725 | for (int i = 0; i < nrow; i++) |
1676 | for (int i = 0; i < nrow; i++) |
1726 | { |
1677 | { |
1727 | int col = 0; |
1678 | int col = 0; |
1728 | rend_t *drp = drawn[i].r; |
1679 | rend_t *drp = drawn_buf[i].r; |
1729 | |
1680 | |
1730 | for (; col < ncol; col++, drp++) |
1681 | for (; col < ncol; col++, drp++) |
1731 | if ((*drp & mask) == value) |
1682 | if ((*drp & mask) == value) |
1732 | { |
1683 | { |
1733 | found = true; |
1684 | found = true; |
… | |
… | |
1751 | rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) |
1702 | rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) |
1752 | { |
1703 | { |
1753 | int i; |
1704 | int i; |
1754 | row_col_t rc[RC_COUNT]; |
1705 | row_col_t rc[RC_COUNT]; |
1755 | |
1706 | |
1756 | if (!drawn) /* sanity check */ |
1707 | if (!drawn_buf) /* sanity check */ |
1757 | return; |
1708 | return; |
1758 | |
1709 | |
1759 | #ifndef NO_SLOW_LINK_SUPPORT |
1710 | #ifndef NO_SLOW_LINK_SUPPORT |
1760 | if (refresh_type == FAST_REFRESH && !display->is_local) |
1711 | if (refresh_type == FAST_REFRESH && !display->is_local) |
1761 | { |
1712 | { |
1762 | y = 0; |
1713 | y = 0; |
1763 | eheight = height; |
1714 | eheight = height; |
1764 | } |
1715 | } |
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 |
1716 | #endif |
1774 | |
1717 | |
1775 | /* round down */ |
1718 | /* round down */ |
1776 | rc[PART_BEG].col = Pixel2Col (x); |
1719 | rc[PART_BEG].col = Pixel2Col (x); |
1777 | rc[PART_BEG].row = Pixel2Row (y); |
1720 | rc[PART_BEG].row = Pixel2Row (y); |
… | |
… | |
1785 | min_it (rc[i].col, ncol - 1); |
1728 | min_it (rc[i].col, ncol - 1); |
1786 | min_it (rc[i].row, nrow - 1); |
1729 | min_it (rc[i].row, nrow - 1); |
1787 | } |
1730 | } |
1788 | |
1731 | |
1789 | for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) |
1732 | 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); |
1733 | fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); |
1791 | |
1734 | |
1792 | if (refresh) |
1735 | if (refresh) |
1793 | scr_refresh (SLOW_REFRESH); |
1736 | scr_refresh (SLOW_REFRESH); |
1794 | } |
1737 | } |
1795 | |
1738 | |
… | |
… | |
2053 | if (screen.cur.row + view_start != ocrow |
1996 | if (screen.cur.row + view_start != ocrow |
2054 | || screen.cur.col != oldcursor.col) |
1997 | || screen.cur.col != oldcursor.col) |
2055 | { |
1998 | { |
2056 | if (ocrow < nrow |
1999 | if (ocrow < nrow |
2057 | && oldcursor.col < ncol) |
2000 | && oldcursor.col < ncol) |
2058 | drawn[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); |
2001 | drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); |
2059 | |
2002 | |
2060 | if (focus || !showcursor) |
2003 | if (focus || !showcursor) |
2061 | oldcursor.row = -1; |
2004 | oldcursor.row = -1; |
2062 | else |
2005 | else |
2063 | setoldcursor = 1; |
2006 | setoldcursor = 1; |
… | |
… | |
2102 | for (; j-- >= 0; row += (i > 0 ? 1 : -1)) |
2045 | for (; j-- >= 0; row += (i > 0 ? 1 : -1)) |
2103 | { |
2046 | { |
2104 | if (row + i >= 0 && row + i < nrow && row + i != ocrow) |
2047 | if (row + i >= 0 && row + i < nrow && row + i != ocrow) |
2105 | { |
2048 | { |
2106 | line_t s = ROW(row - view_start); |
2049 | line_t s = ROW(row - view_start); |
2107 | line_t d = drawn[row]; |
2050 | line_t d = drawn_buf[row]; |
2108 | line_t d2 = drawn[row + i]; |
2051 | line_t d2 = drawn_buf[row + i]; |
2109 | |
2052 | |
2110 | for (nits = 0, col = ncol; col--; ) |
2053 | for (nits = 0, col = ncol; col--; ) |
2111 | if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) |
2054 | if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) |
2112 | nits--; |
2055 | nits--; |
2113 | else if (s.t[col] != d.t[col] || s.r[col] != d.r[col]) |
2056 | else if (s.t[col] != d.t[col] || s.r[col] != d.r[col]) |
… | |
… | |
2151 | */ |
2094 | */ |
2152 | for (row = 0; row < nrow; row++) |
2095 | for (row = 0; row < nrow; row++) |
2153 | { |
2096 | { |
2154 | text_t *stp = ROW(row - view_start).t; |
2097 | text_t *stp = ROW(row - view_start).t; |
2155 | rend_t *srp = ROW(row - view_start).r; |
2098 | rend_t *srp = ROW(row - view_start).r; |
2156 | text_t *dtp = drawn[row].t; |
2099 | text_t *dtp = drawn_buf[row].t; |
2157 | rend_t *drp = drawn[row].r; |
2100 | rend_t *drp = drawn_buf[row].r; |
2158 | |
2101 | |
2159 | /* |
2102 | /* |
2160 | * E2: OK, now the real pass |
2103 | * E2: OK, now the real pass |
2161 | */ |
2104 | */ |
2162 | int ypixel = (int)Row2Pixel (row); |
2105 | int ypixel = (int)Row2Pixel (row); |
… | |
… | |
2375 | |
2318 | |
2376 | while (col && ROW(screen.cur.row).t[col] == NOCHAR) |
2319 | while (col && ROW(screen.cur.row).t[col] == NOCHAR) |
2377 | col--; |
2320 | col--; |
2378 | |
2321 | |
2379 | while (col + cursorwidth < ncol |
2322 | while (col + cursorwidth < ncol |
2380 | && drawn[oldcursor.row].t[col + cursorwidth] == NOCHAR) |
2323 | && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR) |
2381 | cursorwidth++; |
2324 | cursorwidth++; |
2382 | |
2325 | |
2383 | #ifndef NO_CURSORCOLOR |
2326 | #ifndef NO_CURSORCOLOR |
2384 | if (ISSET_PIXCOLOR (Color_cursor)) |
2327 | if (ISSET_PIXCOLOR (Color_cursor)) |
2385 | XSetForeground (display->display, gc, pix_colors[Color_cursor]); |
2328 | XSetForeground (display->display, gc, pix_colors[Color_cursor]); |
… | |
… | |
2417 | |
2360 | |
2418 | void |
2361 | void |
2419 | rxvt_term::scr_remap_chars () |
2362 | rxvt_term::scr_remap_chars () |
2420 | { |
2363 | { |
2421 | for (int i = total_rows; i--; ) |
2364 | for (int i = total_rows; i--; ) |
2422 | scr_remap_chars (save[i]); |
2365 | scr_remap_chars (row_buf [i]); |
2423 | |
2366 | |
2424 | for (int i = nrow; i--; ) |
2367 | for (int i = nrow; i--; ) |
2425 | { |
2368 | { |
2426 | scr_remap_chars (drawn[i]); |
2369 | scr_remap_chars (drawn_buf [i]); |
2427 | scr_remap_chars (swap_save[i]); |
2370 | scr_remap_chars (swap_buf [i]); |
2428 | } |
2371 | } |
2429 | } |
2372 | } |
2430 | |
2373 | |
2431 | void |
2374 | void |
2432 | rxvt_term::scr_recolour () |
2375 | rxvt_term::scr_recolour () |
… | |
… | |
2529 | char r1[] = "\n"; |
2472 | char r1[] = "\n"; |
2530 | |
2473 | |
2531 | for (row = saveLines - nsaved; |
2474 | for (row = saveLines - nsaved; |
2532 | row < saveLines + nrow - 1; row++) |
2475 | row < saveLines + nrow - 1; row++) |
2533 | { |
2476 | { |
2534 | width = save[row].l >= 0 ? save[row].l |
2477 | width = row_buf[row].l >= 0 ? row_buf[row].l |
2535 | : ncol; |
2478 | : ncol; |
2536 | for (towrite = width; towrite; towrite -= wrote) |
2479 | for (towrite = width; towrite; towrite -= wrote) |
2537 | { |
2480 | { |
2538 | wrote = write (fd, & (save[row].t[width - towrite]), |
2481 | wrote = write (fd, & (row_buf[row].t[width - towrite]), |
2539 | towrite); |
2482 | towrite); |
2540 | if (wrote < 0) |
2483 | if (wrote < 0) |
2541 | return; /* XXX: death, no report */ |
2484 | return; /* XXX: death, no report */ |
2542 | } |
2485 | } |
2543 | if (save[row].l >= 0) |
2486 | if (row_buf[row].l >= 0) |
2544 | if (write (fd, r1, 1) <= 0) |
2487 | if (write (fd, r1, 1) <= 0) |
2545 | return; /* XXX: death, no report */ |
2488 | return; /* XXX: death, no report */ |
2546 | } |
2489 | } |
2547 | } |
2490 | } |
2548 | #endif |
2491 | #endif |
… | |
… | |
3610 | |
3553 | |
3611 | // make space for border |
3554 | // make space for border |
3612 | w += 2; min_it (w, ncol); |
3555 | w += 2; min_it (w, ncol); |
3613 | h += 2; min_it (h, nrow); |
3556 | h += 2; min_it (h, nrow); |
3614 | |
3557 | |
3615 | x -= 1; max_it (x, 0); |
3558 | x -= 1; clamp_it (x, 0, ncol - w); |
3616 | y -= 1; max_it (y, 0); |
3559 | y -= 1; clamp_it (y, 0, nrow - h); |
3617 | |
|
|
3618 | min_it (x, ncol - w); |
|
|
3619 | min_it (y, nrow - h); |
|
|
3620 | |
3560 | |
3621 | ov_x = x; ov_y = y; |
3561 | ov_x = x; ov_y = y; |
3622 | ov_w = w; ov_h = h; |
3562 | ov_w = w; ov_h = h; |
3623 | |
3563 | |
3624 | ov_text = new text_t *[h]; |
3564 | ov_text = new text_t *[h]; |