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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.318 by root, Tue Nov 4 22:44:09 2008 UTC vs.
Revision 1.331 by sf-exg, Wed Jan 6 17:52:43 2010 UTC

… …
278 278
279 if (top_row) 279 if (top_row)
280 { 280 {
281 // Re-wrap lines. This is rather ugly, possibly because I am too dumb 281 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
282 // to come up with a lean and mean algorithm. 282 // to come up with a lean and mean algorithm.
283 // TODO: maybe optimise when width didn't change
283 284
284 row_col_t ocur = screen.cur; 285 row_col_t ocur = screen.cur;
285 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 286 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
286 287
287 do 288 do
288 { 289 {
289 p = MOD (p - 1, prev_total_rows); 290 p = MOD (p - 1, prev_total_rows);
290#ifdef DEBUG_STRICT
291 assert (old_buf [MOD (p, prev_total_rows)].t); 291 assert (old_buf [MOD (p, prev_total_rows)].t);
292#endif
293 int plines = 1; 292 int plines = 1;
294 int llen = old_buf [MOD (p, prev_total_rows)].l; 293 int llen = old_buf [MOD (p, prev_total_rows)].l;
295 294
296 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 295 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
297 { 296 {
… …
393 392
394 clamp_it (screen.cur.row, 0, nrow - 1); 393 clamp_it (screen.cur.row, 0, nrow - 1);
395 clamp_it (screen.cur.col, 0, ncol - 1); 394 clamp_it (screen.cur.col, 0, ncol - 1);
396 } 395 }
397 396
397 free (tabs);
398 tabs = (char *)rxvt_malloc (ncol);
399
400 for (int col = ncol; --col; )
401 tabs [col] = col % TABSIZE == 0;
402
398 CLEAR_ALL_SELECTION (); 403 CLEAR_ALL_SELECTION ();
399 404
400 prev_nrow = nrow; 405 prev_nrow = nrow;
401 prev_ncol = ncol; 406 prev_ncol = ncol;
402 407
… …
434void 439void
435rxvt_term::scr_poweron () 440rxvt_term::scr_poweron ()
436{ 441{
437 scr_release (); 442 scr_release ();
438 prev_nrow = prev_ncol = 0; 443 prev_nrow = prev_ncol = 0;
444 rvideo_mode = false;
439 scr_soft_reset (); 445 scr_soft_reset ();
440 scr_reset (); 446 scr_reset ();
441 447
442 scr_clear (true); 448 scr_clear (true);
443 scr_refresh (); 449 scr_refresh ();
… …
448{ 454{
449 /* only affects modes, nothing drastic such as clearing the screen */ 455 /* only affects modes, nothing drastic such as clearing the screen */
450#if ENABLE_OVERLAY 456#if ENABLE_OVERLAY
451 scr_overlay_off (); 457 scr_overlay_off ();
452#endif 458#endif
453
454 rvideo_mode = false;
455
456 if (current_screen != PRIMARY)
457 scr_swap_screen ();
458
459 free (tabs);
460 tabs = (char *)rxvt_malloc (ncol);
461
462 for (int col = ncol; --col; )
463 tabs [col] = col % TABSIZE == 0;
464 459
465 if (current_screen != PRIMARY) 460 if (current_screen != PRIMARY)
466 scr_swap_screen (); 461 scr_swap_screen ();
467 462
468 scr_scroll_region (0, MAX_ROWS - 1); 463 scr_scroll_region (0, MAX_ROWS - 1);
… …
513 } 508 }
514 509
515 /* boundary check in case screen size changed between SAVE and RESTORE */ 510 /* boundary check in case screen size changed between SAVE and RESTORE */
516 min_it (s->cur.row, nrow - 1); 511 min_it (s->cur.row, nrow - 1);
517 min_it (s->cur.col, ncol - 1); 512 min_it (s->cur.col, ncol - 1);
518#ifdef DEBUG_STRICT
519 assert (s->cur.row >= 0); 513 assert (s->cur.row >= 0);
520 assert (s->cur.col >= 0); 514 assert (s->cur.col >= 0);
521#endif
522} 515}
523 516
524void 517void
525rxvt_term::scr_swap_screen () 518rxvt_term::scr_swap_screen ()
526{ 519{
… …
786 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 779 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
787 screen.cur.row -= minlines; 780 screen.cur.row -= minlines;
788 } 781 }
789 } 782 }
790 783
791#ifdef DEBUG_STRICT
792 assert (screen.cur.col < ncol); 784 assert (screen.cur.col < ncol);
793 assert (screen.cur.row < nrow 785 assert (screen.cur.row < nrow
794 && screen.cur.row >= top_row); 786 && screen.cur.row >= top_row);
795#endif
796 int row = screen.cur.row; 787 int row = screen.cur.row;
797 788
798 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 789 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
799 790
800 line_t *line = &ROW(row); 791 line_t *line = &ROW(row);
… …
1004#endif 995#endif
1005 } 996 }
1006 997
1007 max_it (line->l, screen.cur.col); 998 max_it (line->l, screen.cur.col);
1008 999
1009#ifdef DEBUG_STRICT
1010 assert (screen.cur.row >= 0); 1000 assert (screen.cur.row >= 0);
1011#endif
1012} 1001}
1013 1002
1014/* ------------------------------------------------------------------------- */ 1003/* ------------------------------------------------------------------------- */
1015/* 1004/*
1016 * Process Backspace. Move back the cursor back a position, wrap if have to 1005 * Process Backspace. Move back the cursor back a position, wrap if have to
… …
1344 if (row >= nrow) /* Out Of Bounds */ 1333 if (row >= nrow) /* Out Of Bounds */
1345 return; 1334 return;
1346 1335
1347 min_it (num, nrow - row); 1336 min_it (num, nrow - row);
1348 1337
1349 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */ 1338 // TODO: the code below does not work when view_start != 0
1339 // the workaround is to disable the clear and use a normal refresh
1340 // when view_start != 0. mysterious.
1350 if (rstyle & (RS_RVid | RS_Uline)) 1341 if (rstyle & (RS_RVid | RS_Uline))
1351 ren = (rend_t) ~RS_None; 1342 ren = (rend_t) ~RS_None;
1352 else if (GET_BASEBG (rstyle) == Color_bg) 1343 else if (GET_BASEBG (rstyle) == Color_bg)
1353 { 1344 {
1354 ren = DEFAULT_RSTYLE; 1345 ren = DEFAULT_RSTYLE;
1355 1346
1356 if (mapped) 1347 if (mapped && !view_start)
1357 XClearArea (dpy, vt, 0, 1348 XClearArea (dpy, vt, 0,
1358 Row2Pixel (row), (unsigned int)width, 1349 Row2Pixel (row - view_start), (unsigned int)width,
1359 (unsigned int)Height2Pixel (num), False); 1350 (unsigned int)Height2Pixel (num), False);
1360 } 1351 }
1361 else 1352 else
1362 { 1353 {
1363 ren = rstyle & (RS_fgMask | RS_bgMask); 1354 ren = rstyle & (RS_fgMask | RS_bgMask);
1364 1355
1356 if (mapped && !view_start)
1357 {
1365 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1358 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1366 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1359 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1367 XFillRectangle (dpy, vt, gc, 1360 XFillRectangle (dpy, vt, gc,
1368 0, Row2Pixel (row), 1361 0, Row2Pixel (row - view_start),
1369 (unsigned int)width, 1362 (unsigned int)width,
1370 (unsigned int)Height2Pixel (num)); 1363 (unsigned int)Height2Pixel (num));
1371 gcvalue.foreground = pix_colors[Color_fg]; 1364 gcvalue.foreground = pix_colors[Color_fg];
1372 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1365 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1366 }
1373 } 1367 }
1374 1368
1375 for (; num--; row++) 1369 for (; num--; row++)
1376 { 1370 {
1377 scr_blank_screen_mem (ROW(row), rstyle); 1371 scr_blank_screen_mem (ROW(row), rstyle);
1372
1373 if (!view_start)
1378 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1374 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1379 } 1375 }
1380} 1376}
1381 1377
1382#if !ENABLE_MINIMAL 1378#if !ENABLE_MINIMAL
1383void 1379void
… …
1536 { 1532 {
1537 line->t[col] = line->t[col + count]; 1533 line->t[col] = line->t[col + count];
1538 line->r[col] = line->r[col + count]; 1534 line->r[col] = line->r[col + count];
1539 } 1535 }
1540 1536
1541 scr_blank_line (*line, ncol - count, count, 1537 scr_blank_line (*line, ncol - count, count, rstyle);
1542 line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask));
1543 1538
1544 if (selection.op && current_screen == selection.screen 1539 if (selection.op && current_screen == selection.screen
1545 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1540 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1546 { 1541 {
1547 if (selection.end.row != screen.cur.row 1542 if (selection.end.row != screen.cur.row
… …
1938 1933
1939 bell_ev.start (VISUAL_BELL_DURATION); 1934 bell_ev.start (VISUAL_BELL_DURATION);
1940 } 1935 }
1941 else 1936 else
1942 XBell (dpy, 0); 1937 XBell (dpy, 0);
1938 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1943#endif 1939#endif
1944} 1940}
1945 1941
1946/* ------------------------------------------------------------------------- */ 1942/* ------------------------------------------------------------------------- */
1947/* ARGSUSED */ 1943/* ARGSUSED */
… …
1966 row_start = view_start; 1962 row_start = view_start;
1967 } 1963 }
1968 1964
1969 wctomb (0, 0); 1965 wctomb (0, 0);
1970 1966
1971 for (int r1 = 0; r1 < nrows; r1++) 1967 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1972 { 1968 {
1973 text_t *tp = ROW(r1).t; 1969 text_t *tp = ROW(r1).t;
1974 int len = ROW(r1).l; 1970 int len = ROW(r1).l;
1975 1971
1976 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 1972 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
… …
2005 * screen.text/screen.rend contain what the screen will change to. 2001 * screen.text/screen.rend contain what the screen will change to.
2006 */ 2002 */
2007void 2003void
2008rxvt_term::scr_refresh () NOTHROW 2004rxvt_term::scr_refresh () NOTHROW
2009{ 2005{
2010 unsigned char have_bg,
2011 showcursor; /* show the cursor */
2012 int16_t col, row, /* column/row we're processing */ 2006 int16_t col, row, /* column/row we're processing */
2013 ocrow; /* old cursor row */ 2007 ocrow; /* old cursor row */
2014 int i; /* tmp */ 2008 int i; /* tmp */
2015#ifndef NO_CURSORCOLOR 2009#ifndef NO_CURSORCOLOR
2016 rend_t cc1; /* store colours at cursor position (s) */ 2010 rend_t cc1; /* store colours at cursor position (s) */
… …
2027 /* 2021 /*
2028 * A: set up vars 2022 * A: set up vars
2029 */ 2023 */
2030 refresh_count = 0; 2024 refresh_count = 0;
2031 2025
2026 unsigned int old_screen_flags = screen.flags;
2032 have_bg = 0; 2027 char have_bg = 0;
2033#ifdef HAVE_BG_PIXMAP 2028#ifdef HAVE_BG_PIXMAP
2034 have_bg = bgPixmap.pixmap != None; 2029 have_bg = bgPixmap.pixmap != None;
2035#endif 2030#endif
2036 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2031 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2037 2032
2038 /* 2033 /*
2039 * B: reverse any characters which are selected 2034 * B: reverse any characters which are selected
2040 */ 2035 */
2041 scr_reverse_selection (); 2036 scr_reverse_selection ();
2037
2038 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2039#if ENABLE_OVERLAY
2040 scr_swap_overlay ();
2041#endif
2042
2043 char showcursor = screen.flags & Screen_VisibleCursor;
2042 2044
2043 /* 2045 /*
2044 * C: set the cursor character (s) 2046 * C: set the cursor character (s)
2045 */ 2047 */
2046 { 2048 {
2047 unsigned char setoldcursor; 2049 unsigned char setoldcursor;
2048 2050
2049 showcursor = (screen.flags & Screen_VisibleCursor);
2050#ifdef CURSOR_BLINK 2051#ifdef CURSOR_BLINK
2051 if (hidden_cursor) 2052 if (hidden_cursor)
2052 showcursor = 0; 2053 showcursor = 0;
2053#endif 2054#endif
2054 2055
… …
2127 oldcursor.col = screen.cur.col; 2128 oldcursor.col = screen.cur.col;
2128 } 2129 }
2129 } 2130 }
2130 } 2131 }
2131 2132
2132 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2133#if ENABLE_OVERLAY
2134 scr_swap_overlay ();
2135#endif
2136
2137#ifndef NO_SLOW_LINK_SUPPORT 2133#ifndef NO_SLOW_LINK_SUPPORT
2138 /* 2134 /*
2139 * D: CopyArea pass - very useful for slower links 2135 * D: CopyArea pass - very useful for slower links
2140 * This has been deliberately kept simple. 2136 * This has been deliberately kept simple.
2141 */ 2137 */
… …
2247 for (i = 0; ++col < ncol; ) 2243 for (i = 0; ++col < ncol; )
2248 { 2244 {
2249 if (stp[col] == NOCHAR) 2245 if (stp[col] == NOCHAR)
2250 { 2246 {
2251 dtp[col] = stp[col]; 2247 dtp[col] = stp[col];
2252 drp[col] = rend; 2248 drp[col] = srp[col];
2249
2253 count++; 2250 count++;
2254 i++; 2251 i++;
2255 2252
2256 continue; 2253 continue;
2257 } 2254 }
… …
2413 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2410 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2414 } 2411 }
2415 } /* for (col....) */ 2412 } /* for (col....) */
2416 } /* for (row....) */ 2413 } /* for (row....) */
2417 2414
2418#if ENABLE_OVERLAY
2419 scr_swap_overlay ();
2420#endif
2421 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2422
2423 /* 2415 /*
2424 * G: cleanup cursor and display outline cursor if necessary 2416 * G: cleanup cursor and display outline cursor if necessary
2425 */ 2417 */
2426 if (showcursor) 2418 if (showcursor)
2427 { 2419 {
… …
2465 } 2457 }
2466 2458
2467 /* 2459 /*
2468 * H: cleanup selection 2460 * H: cleanup selection
2469 */ 2461 */
2462#if ENABLE_OVERLAY
2463 scr_swap_overlay ();
2464#endif
2465 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2466
2470 scr_reverse_selection (); 2467 scr_reverse_selection ();
2471 2468
2469 screen.flags = old_screen_flags;
2472 num_scr = 0; 2470 num_scr = 0;
2473 num_scr_allow = 1; 2471 num_scr_allow = 1;
2474} 2472}
2475 2473
2476void 2474void
… …
3735 h += 2; min_it (h, nrow); 3733 h += 2; min_it (h, nrow);
3736 3734
3737 x -= 1; clamp_it (x, 0, ncol - w); 3735 x -= 1; clamp_it (x, 0, ncol - w);
3738 y -= 1; clamp_it (y, 0, nrow - h); 3736 y -= 1; clamp_it (y, 0, nrow - h);
3739 3737
3740 ov_x = x; ov_y = y; 3738 ov.x = x; ov.y = y;
3741 ov_w = w; ov_h = h; 3739 ov.w = w; ov.h = h;
3742 3740
3743 ov_text = new text_t *[h]; 3741 ov.text = new text_t *[h];
3744 ov_rend = new rend_t *[h]; 3742 ov.rend = new rend_t *[h];
3745 3743
3746 for (y = 0; y < h; y++) 3744 for (y = 0; y < h; y++)
3747 { 3745 {
3748 text_t *tp = ov_text[y] = new text_t[w]; 3746 text_t *tp = ov.text[y] = new text_t[w];
3749 rend_t *rp = ov_rend[y] = new rend_t[w]; 3747 rend_t *rp = ov.rend[y] = new rend_t[w];
3750 3748
3751 text_t t0, t1, t2; 3749 text_t t0, t1, t2;
3752 rend_t r = OVERLAY_RSTYLE; 3750 rend_t r = OVERLAY_RSTYLE;
3753 3751
3754 if (y == 0) 3752 if (y == 0)
… …
3773} 3771}
3774 3772
3775void 3773void
3776rxvt_term::scr_overlay_off () NOTHROW 3774rxvt_term::scr_overlay_off () NOTHROW
3777{ 3775{
3778 if (!ov_text) 3776 if (!ov.text)
3779 return; 3777 return;
3780 3778
3781 want_refresh = 1; 3779 want_refresh = 1;
3782 3780
3783 for (int y = 0; y < ov_h; y++) 3781 for (int y = 0; y < ov.h; y++)
3784 { 3782 {
3785 delete [] ov_text[y]; 3783 delete [] ov.text[y];
3786 delete [] ov_rend[y]; 3784 delete [] ov.rend[y];
3787 } 3785 }
3788 3786
3789 delete [] ov_text; ov_text = 0; 3787 delete [] ov.text; ov.text = 0;
3790 delete [] ov_rend; ov_rend = 0; 3788 delete [] ov.rend; ov.rend = 0;
3791} 3789}
3792 3790
3793void 3791void
3794rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3792rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3795{ 3793{
3796 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3794 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3797 return; 3795 return;
3798 3796
3799 x++, y++; 3797 x++, y++;
3800 3798
3801 ov_text[y][x] = text; 3799 ov.text[y][x] = text;
3802 ov_rend[y][x] = rend; 3800 ov.rend[y][x] = rend;
3803} 3801}
3804 3802
3805void 3803void
3806rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3804rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3807{ 3805{
… …
3826} 3824}
3827 3825
3828void 3826void
3829rxvt_term::scr_swap_overlay () NOTHROW 3827rxvt_term::scr_swap_overlay () NOTHROW
3830{ 3828{
3831 if (!ov_text) 3829 if (!ov.text)
3832 return; 3830 return;
3833 3831
3832 // hide cursor if it is within the overlay area
3833 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3834 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3835 screen.flags &= ~Screen_VisibleCursor;
3836
3834 // swap screen mem with overlay 3837 // swap screen mem with overlay
3835 for (int y = ov_h; y--; ) 3838 for (int y = ov.h; y--; )
3836 { 3839 {
3837 text_t *t1 = ov_text[y]; 3840 text_t *t1 = ov.text[y];
3838 rend_t *r1 = ov_rend[y]; 3841 rend_t *r1 = ov.rend[y];
3839 3842
3840 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; 3843 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3841 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x; 3844 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3842 3845
3843 for (int x = ov_w; x--; ) 3846 for (int x = ov.w; x--; )
3844 { 3847 {
3845 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3848 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3846 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3849 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3847 } 3850 }
3848 } 3851 }

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