void sc_remove_mouse_image(scr_stat *scp) { int size; int i; if (ISGRAPHSC(scp)) return; ++scp->sc->videoio_in_progress; (*scp->rndr->draw_mouse)(scp, (scp->mouse_oldpos%scp->xsize + scp->xoff)*8, (scp->mouse_oldpos/scp->xsize + scp->yoff) * scp->font_size, FALSE); size = scp->xsize*scp->ysize; i = scp->mouse_oldpos; mark_for_update(scp, i); mark_for_update(scp, i); if (i + scp->xsize + 1 < size) { mark_for_update(scp, i + scp->xsize + 1); } else if (i + scp->xsize < size) { mark_for_update(scp, i + scp->xsize); } else if (i + 1 < size) { mark_for_update(scp, i + 1); } scp->status &= ~MOUSE_VISIBLE; --scp->sc->videoio_in_progress; }
void sc_remove_mouse_image(scr_stat *scp) { int cols, i, rows; if (ISGRAPHSC(scp)) return; SC_VIDEO_LOCK(scp->sc); (*scp->rndr->draw_mouse)(scp, scp->mouse_oldxpos, scp->mouse_oldypos, FALSE); /* * To simplify the renderer and ensure undrawing with correct * attributes, mark for update a region containing the cursor * (usually 2x2 character cells joined by almost a full line o * character cells). * * The renderer should only undraw any pixels outside of the text * window (e.g., ones in borders and hardware cursors). */ i = scp->mouse_oldpos; mark_for_update(scp, i); mark_for_update(scp, i); cols = 1 + howmany(10 - 1, scp->font_width); /* up to VGA cursor width 9 */ cols = imax(cols, 2); /* in case it is text mode 2x2 char cells */ cols = imin(cols, scp->xsize - i % scp->xsize); rows = 1 + howmany(16 - 1, scp->font_size); /* up to VGA cursor height 16 */ rows = imax(rows, 2); /* don't bother reducing 3 to 2 if text */ rows = imin(rows, scp->ysize - i / scp->xsize); mark_for_update(scp, i + (rows - 1) * scp->xsize + cols - 1); scp->status &= ~MOUSE_VISIBLE; SC_VIDEO_UNLOCK(scp->sc); }
void sc_remove_mouse_image(scr_stat *scp) { int size; int i; if (ISGRAPHSC(scp)) return; SC_VIDEO_LOCK(scp->sc); (*scp->rndr->draw_mouse)(scp, (scp->mouse_oldpos%scp->xsize + scp->xoff) * scp->font_width, (scp->mouse_oldpos/scp->xsize + scp->yoff) * scp->font_size, FALSE); size = scp->xsize*scp->ysize; i = scp->mouse_oldpos; mark_for_update(scp, i); mark_for_update(scp, i); #ifndef PC98 if (i + scp->xsize + 1 < size) { mark_for_update(scp, i + scp->xsize + 1); } else if (i + scp->xsize < size) { mark_for_update(scp, i + scp->xsize); } else if (i + 1 < size) { mark_for_update(scp, i + 1); } #endif /* PC98 */ scp->status &= ~MOUSE_VISIBLE; SC_VIDEO_UNLOCK(scp->sc); }
static void scteken_putchar(void *arg, const teken_pos_t *tp, teken_char_t c, const teken_attr_t *a) { scr_stat *scp = arg; u_char *map; u_char ch; vm_offset_t p; int cursor, attr; attr = scteken_attr(a) << 8; #ifdef TEKEN_UTF8 scteken_get_cp437(&c, &attr); #endif /* TEKEN_UTF8 */ ch = c; map = scp->sc->scr_map; cursor = tp->tp_row * scp->xsize + tp->tp_col; p = sc_vtb_pointer(&scp->vtb, cursor); sc_vtb_putchar(&scp->vtb, p, map[ch], attr); mark_for_update(scp, cursor); /* * XXX: Why do we need this? Only marking `cursor' should be * enough. Without this line, we get artifacts. */ mark_for_update(scp, imin(cursor + 1, scp->xsize * scp->ysize - 1)); }
void sc_remove_cutmarking(scr_stat *scp) { crit_enter(); if (scp->mouse_cut_end >= 0) { mark_for_update(scp, scp->mouse_cut_start); mark_for_update(scp, scp->mouse_cut_end); } scp->mouse_cut_start = scp->xsize*scp->ysize; scp->mouse_cut_end = -1; crit_exit(); scp->status &= ~MOUSE_CUTTING; }
void sc_remove_cutmarking(scr_stat *scp) { int s; s = spltty(); if (scp->mouse_cut_end >= 0) { mark_for_update(scp, scp->mouse_cut_start); mark_for_update(scp, scp->mouse_cut_end); } scp->mouse_cut_start = scp->xsize*scp->ysize; scp->mouse_cut_end = -1; splx(s); scp->status &= ~MOUSE_CUTTING; }
static void scteken_fill(void *arg, const teken_rect_t *r, teken_char_t c, const teken_attr_t *a) { scr_stat *scp = arg; u_char *map; u_char ch; unsigned int width; int attr, row; attr = scteken_attr(a) << 8; #ifdef TEKEN_UTF8 scteken_get_cp437(&c, &attr); #endif /* TEKEN_UTF8 */ ch = c; map = scp->sc->scr_map; if (r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize) { /* Single contiguous region to fill. */ sc_vtb_erase(&scp->vtb, r->tr_begin.tp_row * scp->xsize, (r->tr_end.tp_row - r->tr_begin.tp_row) * scp->xsize, map[ch], attr); } else { /* Fill display line by line. */ width = r->tr_end.tp_col - r->tr_begin.tp_col; for (row = r->tr_begin.tp_row; row < r->tr_end.tp_row; row++) { sc_vtb_erase(&scp->vtb, r->tr_begin.tp_row * scp->xsize + r->tr_begin.tp_col, width, map[ch], attr); } } /* Mark begin and end positions to be refreshed. */ mark_for_update(scp, r->tr_begin.tp_row * scp->xsize + r->tr_begin.tp_col); mark_for_update(scp, (r->tr_end.tp_row - 1) * scp->xsize + (r->tr_end.tp_col - 1)); sc_remove_cutmarking(scp); }
/* copy a line under the mouse pointer */ static void mouse_cut_line(scr_stat *scp) { int i; int j; if (scp->status & MOUSE_VISIBLE) { /* remove the current cut mark */ crit_enter(); if (scp->mouse_cut_start <= scp->mouse_cut_end) { mark_for_update(scp, scp->mouse_cut_start); mark_for_update(scp, scp->mouse_cut_end); } else if (scp->mouse_cut_end >= 0) { mark_for_update(scp, scp->mouse_cut_end); mark_for_update(scp, scp->mouse_cut_start); } /* mark the entire line */ scp->mouse_cut_start = (scp->mouse_pos / scp->xsize) * scp->xsize; scp->mouse_cut_end = scp->mouse_cut_start + scp->xsize - 1; mark_for_update(scp, scp->mouse_cut_start); mark_for_update(scp, scp->mouse_cut_end); crit_exit(); /* copy the line into the cut buffer */ for (i = 0, j = scp->mouse_cut_start; j <= scp->mouse_cut_end; ++j) cut_buffer[i++] = sc_vtb_getc(&scp->vtb, j); cut_buffer[i++] = '\r'; cut_buffer[i] = '\0'; scp->status |= MOUSE_CUTTING; } }
static void mouse_do_cut(scr_stat *scp, int from, int to) { int blank; int i; int leadspaces; int p; int s; for (p = from, i = blank = leadspaces = 0; p <= to; ++p) { cut_buffer[i] = sc_vtb_getc(&scp->vtb, p); /* Be prepared that sc_vtb_getc() can return '\0' */ if (cut_buffer[i] == '\0') cut_buffer[i] = ' '; #ifdef SC_CUT_SPACES2TABS if (leadspaces != -1) { if (IS_SPACE_CHAR(cut_buffer[i])) { leadspaces++; /* Check that we are at tabstop position */ if ((p % scp->xsize) % 8 == 7) { i -= leadspaces - 1; cut_buffer[i] = '\t'; leadspaces = 0; } } else { leadspaces = -1; } } #endif /* SC_CUT_SPACES2TABS */ /* remember the position of the last non-space char */ if (!IS_BLANK_CHAR(cut_buffer[i])) blank = i + 1; /* the first space after the last non-space */ ++i; /* trim trailing blank when crossing lines */ if ((p % scp->xsize) == (scp->xsize - 1)) { cut_buffer[blank++] = '\r'; i = blank; leadspaces = 0; } } cut_buffer[i] = '\0'; /* remove the current marking */ s = spltty(); if (scp->mouse_cut_start <= scp->mouse_cut_end) { mark_for_update(scp, scp->mouse_cut_start); mark_for_update(scp, scp->mouse_cut_end); } else if (scp->mouse_cut_end >= 0) { mark_for_update(scp, scp->mouse_cut_end); mark_for_update(scp, scp->mouse_cut_start); } /* mark the new region */ scp->mouse_cut_start = from; scp->mouse_cut_end = to; mark_for_update(scp, from); mark_for_update(scp, to); splx(s); }
static void scteken_putchar(void *arg, const teken_pos_t *tp, teken_char_t c, const teken_attr_t *a) { scr_stat *scp = arg; u_char *map; u_char ch; vm_offset_t p; int cursor, attr; /* * No support for printing right hand sides for CJK fullwidth * characters. Simply print a space and assume that the left * hand side describes the entire character. */ attr = scteken_attr(a) << 8; if (a->ta_format & TF_CJK_RIGHT) c = ' '; #ifdef TEKEN_UTF8 scteken_get_cp437(&c, &attr); #endif /* TEKEN_UTF8 */ ch = c; map = scp->sc->scr_map; cursor = tp->tp_row * scp->xsize + tp->tp_col; p = sc_vtb_pointer(&scp->vtb, cursor); sc_vtb_putchar(&scp->vtb, p, map[ch], attr); mark_for_update(scp, cursor); /* * XXX: Why do we need this? Only marking `cursor' should be * enough. Without this line, we get artifacts. */ mark_for_update(scp, imin(cursor + 1, scp->xsize * scp->ysize - 1)); }
/* copy a word under the mouse pointer */ static void mouse_cut_word(scr_stat *scp) { int start; int end; int sol; int eol; int c; int i; int j; /* * Because we don't have locale information in the kernel, * we only distinguish space char and non-space chars. Punctuation * chars, symbols and other regular chars are all treated alike. */ if (scp->status & MOUSE_VISIBLE) { /* remove the current cut mark */ crit_enter(); if (scp->mouse_cut_start <= scp->mouse_cut_end) { mark_for_update(scp, scp->mouse_cut_start); mark_for_update(scp, scp->mouse_cut_end); } else if (scp->mouse_cut_end >= 0) { mark_for_update(scp, scp->mouse_cut_end); mark_for_update(scp, scp->mouse_cut_start); } scp->mouse_cut_start = scp->xsize*scp->ysize; scp->mouse_cut_end = -1; crit_exit(); sol = (scp->mouse_pos / scp->xsize) * scp->xsize; eol = sol + scp->xsize; c = sc_vtb_getc(&scp->vtb, scp->mouse_pos); if (IS_SPACE_CHAR(c)) { /* blank space */ for (j = scp->mouse_pos; j >= sol; --j) { c = sc_vtb_getc(&scp->vtb, j); if (!IS_SPACE_CHAR(c)) break; } start = ++j; for (j = scp->mouse_pos; j < eol; ++j) { c = sc_vtb_getc(&scp->vtb, j); if (!IS_SPACE_CHAR(c)) break; } end = j - 1; } else { /* non-space word */ for (j = scp->mouse_pos; j >= sol; --j) { c = sc_vtb_getc(&scp->vtb, j); if (IS_SPACE_CHAR(c)) break; } start = ++j; for (j = scp->mouse_pos; j < eol; ++j) { c = sc_vtb_getc(&scp->vtb, j); if (IS_SPACE_CHAR(c)) break; } end = j - 1; } /* copy the found word */ for (i = 0, j = start; j <= end; ++j) cut_buffer[i++] = sc_vtb_getc(&scp->vtb, j); cut_buffer[i] = '\0'; scp->status |= MOUSE_CUTTING; /* mark the region */ crit_enter(); scp->mouse_cut_start = start; scp->mouse_cut_end = end; mark_for_update(scp, start); mark_for_update(scp, end); crit_exit(); } }
/* copy marked region to the cut buffer */ static void mouse_cut(scr_stat *scp) { int start; int end; int from; int to; int blank; int c; int p; int i; start = scp->mouse_cut_start; if (scp->mouse_pos >= start) { from = start; to = end = scp->mouse_pos; } else { from = end = scp->mouse_pos; to = start - 1; } for (p = from, i = blank = 0; p <= to; ++p) { cut_buffer[i] = sc_vtb_getc(&scp->vtb, p); /* remember the position of the last non-space char */ if (!IS_SPACE_CHAR(cut_buffer[i++])) blank = i; /* the first space after the last non-space */ /* trim trailing blank when crossing lines */ if ((p % scp->xsize) == (scp->xsize - 1)) { cut_buffer[blank] = '\r'; i = blank + 1; } } cut_buffer[i] = '\0'; /* scan towards the end of the last line */ --p; for (i = p % scp->xsize; i < scp->xsize; ++i) { c = sc_vtb_getc(&scp->vtb, p); if (!IS_SPACE_CHAR(c)) break; ++p; } /* if there is nothing but blank chars, trim them, but mark towards eol */ if (i >= scp->xsize) { if (end >= start) to = end = p - 1; else to = start = p; cut_buffer[blank++] = '\r'; cut_buffer[blank] = '\0'; } /* remove the current marking */ crit_enter(); if (scp->mouse_cut_start <= scp->mouse_cut_end) { mark_for_update(scp, scp->mouse_cut_start); mark_for_update(scp, scp->mouse_cut_end); } else if (scp->mouse_cut_end >= 0) { mark_for_update(scp, scp->mouse_cut_end); mark_for_update(scp, scp->mouse_cut_start); } /* mark the new region */ scp->mouse_cut_start = start; scp->mouse_cut_end = end; mark_for_update(scp, from); mark_for_update(scp, to); crit_exit(); }
static void scterm_scan_esc(scr_stat *scp, term_stat *tcp, u_char c) { static u_char ansi_col[16] = { FG_BLACK, FG_RED, FG_GREEN, FG_BROWN, FG_BLUE, FG_MAGENTA, FG_CYAN, FG_LIGHTGREY, FG_DARKGREY, FG_LIGHTRED, FG_LIGHTGREEN, FG_YELLOW, FG_LIGHTBLUE, FG_LIGHTMAGENTA, FG_LIGHTCYAN, FG_WHITE }; sc_softc_t *sc; int i, n; i = n = 0; sc = scp->sc; if (tcp->esc == 1) { /* seen ESC */ switch (c) { case '7': /* Save cursor position */ tcp->saved_xpos = scp->xpos; tcp->saved_ypos = scp->ypos; break; case '8': /* Restore saved cursor position */ if (tcp->saved_xpos >= 0 && tcp->saved_ypos >= 0) sc_move_cursor(scp, tcp->saved_xpos, tcp->saved_ypos); break; case '[': /* Start ESC [ sequence */ tcp->esc = 2; tcp->last_param = -1; for (i = tcp->num_param; i < MAX_ESC_PAR; i++) tcp->param[i] = 1; tcp->num_param = 0; return; case 'M': /* Move cursor up 1 line, scroll if at top */ sc_term_up_scroll(scp, 1, sc->scr_map[0x20], tcp->cur_attr, 0, 0); break; #if notyet case 'Q': tcp->esc = 4; return; #endif case 'c': /* Clear screen & home */ sc_clear_screen(scp); break; case '(': /* iso-2022: designate 94 character set to G0 */ tcp->esc = 5; return; } } else if (tcp->esc == 2) { /* seen ESC [ */ if (c >= '0' && c <= '9') { if (tcp->num_param < MAX_ESC_PAR) { if (tcp->last_param != tcp->num_param) { tcp->last_param = tcp->num_param; tcp->param[tcp->num_param] = 0; } else { tcp->param[tcp->num_param] *= 10; } tcp->param[tcp->num_param] += c - '0'; return; } } tcp->num_param = tcp->last_param + 1; switch (c) { case ';': if (tcp->num_param < MAX_ESC_PAR) return; break; case '=': tcp->esc = 3; tcp->last_param = -1; for (i = tcp->num_param; i < MAX_ESC_PAR; i++) tcp->param[i] = 1; tcp->num_param = 0; return; case 'A': /* up n rows */ sc_term_up(scp, tcp->param[0], 0); break; case 'B': /* down n rows */ sc_term_down(scp, tcp->param[0], 0); break; case 'C': /* right n columns */ sc_term_right(scp, tcp->param[0]); break; case 'D': /* left n columns */ sc_term_left(scp, tcp->param[0]); break; case 'E': /* cursor to start of line n lines down */ n = tcp->param[0]; if (n < 1) n = 1; sc_move_cursor(scp, 0, scp->ypos + n); break; case 'F': /* cursor to start of line n lines up */ n = tcp->param[0]; if (n < 1) n = 1; sc_move_cursor(scp, 0, scp->ypos - n); break; case 'f': /* Cursor move */ case 'H': if (tcp->num_param == 0) sc_move_cursor(scp, 0, 0); else if (tcp->num_param == 2) sc_move_cursor(scp, tcp->param[1] - 1, tcp->param[0] - 1); break; case 'J': /* Clear all or part of display */ if (tcp->num_param == 0) n = 0; else n = tcp->param[0]; sc_term_clr_eos(scp, n, sc->scr_map[0x20], tcp->cur_attr); break; case 'K': /* Clear all or part of line */ if (tcp->num_param == 0) n = 0; else n = tcp->param[0]; sc_term_clr_eol(scp, n, sc->scr_map[0x20], tcp->cur_attr); break; case 'L': /* Insert n lines */ sc_term_ins_line(scp, scp->ypos, tcp->param[0], sc->scr_map[0x20], tcp->cur_attr, 0); break; case 'M': /* Delete n lines */ sc_term_del_line(scp, scp->ypos, tcp->param[0], sc->scr_map[0x20], tcp->cur_attr, 0); break; case 'P': /* Delete n chars */ sc_term_del_char(scp, tcp->param[0], sc->scr_map[0x20], tcp->cur_attr); break; case '@': /* Insert n chars */ sc_term_ins_char(scp, tcp->param[0], sc->scr_map[0x20], tcp->cur_attr); break; case 'S': /* scroll up n lines */ sc_term_del_line(scp, 0, tcp->param[0], sc->scr_map[0x20], tcp->cur_attr, 0); break; case 'T': /* scroll down n lines */ sc_term_ins_line(scp, 0, tcp->param[0], sc->scr_map[0x20], tcp->cur_attr, 0); break; case 'X': /* erase n characters in line */ n = tcp->param[0]; if (n < 1) n = 1; if (n > scp->xsize - scp->xpos) n = scp->xsize - scp->xpos; sc_vtb_erase(&scp->vtb, scp->cursor_pos, n, sc->scr_map[0x20], tcp->cur_attr); mark_for_update(scp, scp->cursor_pos); mark_for_update(scp, scp->cursor_pos + n - 1); break; case 'Z': /* move n tabs backwards */ sc_term_backtab(scp, tcp->param[0]); break; case '`': /* move cursor to column n */ sc_term_col(scp, tcp->param[0]); break; case 'a': /* move cursor n columns to the right */ sc_term_right(scp, tcp->param[0]); break; case 'd': /* move cursor to row n */ sc_term_row(scp, tcp->param[0]); break; case 'e': /* move cursor n rows down */ sc_term_down(scp, tcp->param[0], 0); break; case 'm': /* change attribute */ if (tcp->num_param == 0) { tcp->attr_mask = NORMAL_ATTR; tcp->cur_color = tcp->std_color; tcp->cur_attr = mask2attr(tcp); break; } for (i = 0; i < tcp->num_param; i++) { switch (n = tcp->param[i]) { case 0: /* back to normal */ tcp->attr_mask = NORMAL_ATTR; tcp->cur_color = tcp->std_color; tcp->cur_attr = mask2attr(tcp); break; case 1: /* bold */ tcp->attr_mask |= BOLD_ATTR; tcp->cur_attr = mask2attr(tcp); break; case 4: /* underline */ tcp->attr_mask |= UNDERLINE_ATTR; tcp->cur_attr = mask2attr(tcp); break; case 5: /* blink */ tcp->attr_mask |= BLINK_ATTR; tcp->cur_attr = mask2attr(tcp); break; case 7: /* reverse video */ tcp->attr_mask |= REVERSE_ATTR; tcp->cur_attr = mask2attr(tcp); break; case 30: case 31: /* set fg color */ case 32: case 33: case 34: case 35: case 36: case 37: tcp->attr_mask |= FG_CHANGED; tcp->cur_color.fg = ansi_col[n - 30]; tcp->cur_attr = mask2attr(tcp); break; case 40: case 41: /* set bg color */ case 42: case 43: case 44: case 45: case 46: case 47: tcp->attr_mask |= BG_CHANGED; tcp->cur_color.bg = ansi_col[n - 40]; tcp->cur_attr = mask2attr(tcp); break; } } break; case 's': /* Save cursor position */ tcp->saved_xpos = scp->xpos; tcp->saved_ypos = scp->ypos; break; case 'u': /* Restore saved cursor position */ if (tcp->saved_xpos >= 0 && tcp->saved_ypos >= 0) sc_move_cursor(scp, tcp->saved_xpos, tcp->saved_ypos); break; case 'x': if (tcp->num_param == 0) n = 0; else n = tcp->param[0]; switch (n) { case 0: /* reset attributes */ tcp->attr_mask = NORMAL_ATTR; tcp->cur_color = tcp->std_color = tcp->dflt_std_color; tcp->rev_color = tcp->dflt_rev_color; tcp->cur_attr = mask2attr(tcp); break; case 1: /* set ansi background */ tcp->attr_mask &= ~BG_CHANGED; tcp->cur_color.bg = tcp->std_color.bg = ansi_col[tcp->param[1] & 0x0f]; tcp->cur_attr = mask2attr(tcp); break; case 2: /* set ansi foreground */ tcp->attr_mask &= ~FG_CHANGED; tcp->cur_color.fg = tcp->std_color.fg = ansi_col[tcp->param[1] & 0x0f]; tcp->cur_attr = mask2attr(tcp); break; case 3: /* set ansi attribute directly */ tcp->attr_mask &= ~(FG_CHANGED | BG_CHANGED); tcp->cur_color.fg = tcp->std_color.fg = tcp->param[1] & 0x0f; tcp->cur_color.bg = tcp->std_color.bg = (tcp->param[1] >> 4) & 0x0f; tcp->cur_attr = mask2attr(tcp); break; case 5: /* set ansi reverse video background */ tcp->rev_color.bg = ansi_col[tcp->param[1] & 0x0f]; tcp->cur_attr = mask2attr(tcp); break; case 6: /* set ansi reverse video foreground */ tcp->rev_color.fg = ansi_col[tcp->param[1] & 0x0f]; tcp->cur_attr = mask2attr(tcp); break; case 7: /* set ansi reverse video directly */ tcp->rev_color.fg = tcp->param[1] & 0x0f; tcp->rev_color.bg = (tcp->param[1] >> 4) & 0x0f; tcp->cur_attr = mask2attr(tcp); break; } break; case 'z': /* switch to (virtual) console n */ if (tcp->num_param == 1) sc_switch_scr(sc, tcp->param[0]); break; } } else if (tcp->esc == 3) { /* seen ESC [0-9]+ = */
static void scteken_copy(void *arg, const teken_rect_t *r, const teken_pos_t *p) { scr_stat *scp = arg; unsigned int width; int src, dst, end; #ifndef SC_NO_HISTORY /* * We count a line of input as history if we perform a copy of * one whole line upward. In other words: if a line of text gets * overwritten by a rectangle that's right below it. */ if (scp->history != NULL && r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize && r->tr_begin.tp_row == p->tp_row + 1) { sc_hist_save_one_line(scp, p->tp_row); } #endif if (r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize) { /* Single contiguous region to copy. */ sc_vtb_move(&scp->vtb, r->tr_begin.tp_row * scp->xsize, p->tp_row * scp->xsize, (r->tr_end.tp_row - r->tr_begin.tp_row) * scp->xsize); } else { /* Copy line by line. */ width = r->tr_end.tp_col - r->tr_begin.tp_col; if (p->tp_row < r->tr_begin.tp_row) { /* Copy from top to bottom. */ src = r->tr_begin.tp_row * scp->xsize + r->tr_begin.tp_col; end = r->tr_end.tp_row * scp->xsize + r->tr_end.tp_col; dst = p->tp_row * scp->xsize + p->tp_col; while (src < end) { sc_vtb_move(&scp->vtb, src, dst, width); src += scp->xsize; dst += scp->xsize; } } else { /* Copy from bottom to top. */ src = (r->tr_end.tp_row - 1) * scp->xsize + r->tr_begin.tp_col; end = r->tr_begin.tp_row * scp->xsize + r->tr_begin.tp_col; dst = (p->tp_row + r->tr_end.tp_row - r->tr_begin.tp_row - 1) * scp->xsize + p->tp_col; while (src >= end) { sc_vtb_move(&scp->vtb, src, dst, width); src -= scp->xsize; dst -= scp->xsize; } } } /* Mark begin and end positions to be refreshed. */ mark_for_update(scp, p->tp_row * scp->xsize + p->tp_col); mark_for_update(scp, (p->tp_row + r->tr_end.tp_row - r->tr_begin.tp_row - 1) * scp->xsize + (p->tp_col + r->tr_end.tp_col - r->tr_begin.tp_col - 1)); sc_remove_cutmarking(scp); }