vim: src/libvterm/src/screen.c annotate

annotate src/libvterm/src/screen.c @ 11761:7846efd291d7 v8.0.0763

patch 8.0.0763: libvterm can be improved commit https://github.com/vim/vim/commit/9cc5f75932b10f611d8b3f444d025053f9dbcab1 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jul 23 22:07:27 2017 +0200 patch 8.0.0763: libvterm can be improved Problem: Libvterm can be improved. Solution: Various small improvements, more comments.

author	Christian Brabandt <cb@256bit.org>
date	Sun, 23 Jul 2017 22:15:05 +0200
parents	b8299e742f41
children	db99bd23c87f

rev	line source
11621 b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	1 #include "vterm_internal.h"
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	2
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	3 #include <stdio.h>
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	4 #include <string.h>
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	5
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	6 #include "rect.h"
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	7 #include "utf8.h"
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	8
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	9 #define UNICODE_SPACE 0x20
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	10 #define UNICODE_LINEFEED 0x0a
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	11
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	12 /* State of the pen at some moment in time, also used in a cell */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	13 typedef struct
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	14 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	15 /* After the bitfield */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	16 VTermColor fg, bg;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	17
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	18 unsigned int bold : 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	19 unsigned int underline : 2;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	20 unsigned int italic : 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	21 unsigned int blink : 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	22 unsigned int reverse : 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	23 unsigned int strike : 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	24 unsigned int font : 4; /* 0 to 9 */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	25
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	26 /* Extra state storage that isn't strictly pen-related */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	27 unsigned int protected_cell : 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	28 unsigned int dwl : 1; /* on a DECDWL or DECDHL line */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	29 unsigned int dhl : 2; /* on a DECDHL line (1=top 2=bottom) */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	30 } ScreenPen;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	31
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	32 /* Internal representation of a screen cell */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	33 typedef struct
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	34 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	35 uint32_t chars[VTERM_MAX_CHARS_PER_CELL];
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	36 ScreenPen pen;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	37 } ScreenCell;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	38
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	39 static int vterm_screen_set_cell(VTermScreen screen, VTermPos pos, const VTermScreenCell cell);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	40
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	41 struct VTermScreen
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	42 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	43 VTerm *vt;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	44 VTermState *state;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	45
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	46 const VTermScreenCallbacks *callbacks;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	47 void *cbdata;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	48
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	49 VTermDamageSize damage_merge;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	50 /* start_row == -1 => no damage */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	51 VTermRect damaged;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	52 VTermRect pending_scrollrect;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	53 int pending_scroll_downward, pending_scroll_rightward;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	54
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	55 int rows;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	56 int cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	57 int global_reverse;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	58
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	59 /* Primary and Altscreen. buffers[1] is lazily allocated as needed */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	60 ScreenCell *buffers[2];
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	61
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	62 /* buffer will == buffers[0] or buffers[1], depending on altscreen */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	63 ScreenCell *buffer;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	64
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	65 /* buffer for a single screen row used in scrollback storage callbacks */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	66 VTermScreenCell *sb_buffer;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	67
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	68 ScreenPen pen;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	69 };
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	70
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	71 static ScreenCell getcell(const VTermScreen screen, int row, int col)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	72 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	73 if(row < 0 \|\| row >= screen->rows)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	74 return NULL;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	75 if(col < 0 \|\| col >= screen->cols)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	76 return NULL;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	77 return screen->buffer + (screen->cols * row) + col;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	78 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	79
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	80 static ScreenCell realloc_buffer(VTermScreen screen, ScreenCell *buffer, int new_rows, int new_cols)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	81 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	82 ScreenCell new_buffer = vterm_allocator_malloc(screen->vt, sizeof(ScreenCell) new_rows * new_cols);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	83 int row, col;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	84
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	85 for(row = 0; row < new_rows; row++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	86 for(col = 0; col < new_cols; col++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	87 ScreenCell new_cell = new_buffer + rownew_cols + col;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	88
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	89 if(buffer && row < screen->rows && col < screen->cols)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	90 new_cell = buffer[row screen->cols + col];
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	91 else {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	92 new_cell->chars[0] = 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	93 new_cell->pen = screen->pen;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	94 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	95 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	96 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	97
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	98 if(buffer)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	99 vterm_allocator_free(screen->vt, buffer);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	100
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	101 return new_buffer;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	102 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	103
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	104 static void damagerect(VTermScreen *screen, VTermRect rect)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	105 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	106 VTermRect emit;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	107
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	108 switch(screen->damage_merge) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	109 case VTERM_DAMAGE_CELL:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	110 /* Always emit damage event */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	111 emit = rect;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	112 break;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	113
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	114 case VTERM_DAMAGE_ROW:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	115 /* Emit damage longer than one row. Try to merge with existing damage in
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	116 * the same row */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	117 if(rect.end_row > rect.start_row + 1) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	118 /* Bigger than 1 line - flush existing, emit this */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	119 vterm_screen_flush_damage(screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	120 emit = rect;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	121 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	122 else if(screen->damaged.start_row == -1) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	123 /* None stored yet */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	124 screen->damaged = rect;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	125 return;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	126 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	127 else if(rect.start_row == screen->damaged.start_row) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	128 /* Merge with the stored line */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	129 if(screen->damaged.start_col > rect.start_col)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	130 screen->damaged.start_col = rect.start_col;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	131 if(screen->damaged.end_col < rect.end_col)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	132 screen->damaged.end_col = rect.end_col;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	133 return;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	134 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	135 else {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	136 /* Emit the currently stored line, store a new one */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	137 emit = screen->damaged;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	138 screen->damaged = rect;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	139 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	140 break;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	141
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	142 case VTERM_DAMAGE_SCREEN:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	143 case VTERM_DAMAGE_SCROLL:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	144 /* Never emit damage event */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	145 if(screen->damaged.start_row == -1)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	146 screen->damaged = rect;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	147 else {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	148 rect_expand(&screen->damaged, &rect);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	149 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	150 return;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	151
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	152 default:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	153 DEBUG_LOG1("TODO: Maybe merge damage for level %d\n", screen->damage_merge);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	154 return;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	155 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	156
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	157 if(screen->callbacks && screen->callbacks->damage)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	158 (*screen->callbacks->damage)(emit, screen->cbdata);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	159 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	160
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	161 static void damagescreen(VTermScreen *screen)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	162 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	163 VTermRect rect = {0,0,0,0};
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	164 rect.end_row = screen->rows;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	165 rect.end_col = screen->cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	166
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	167 damagerect(screen, rect);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	168 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	169
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	170 static int putglyph(VTermGlyphInfo info, VTermPos pos, void user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	171 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	172 int i;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	173 int col;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	174 VTermRect rect;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	175
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	176 VTermScreen *screen = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	177 ScreenCell *cell = getcell(screen, pos.row, pos.col);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	178
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	179 if(!cell)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	180 return 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	181
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	182 for(i = 0; i < VTERM_MAX_CHARS_PER_CELL && info->chars[i]; i++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	183 cell->chars[i] = info->chars[i];
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	184 cell->pen = screen->pen;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	185 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	186 if(i < VTERM_MAX_CHARS_PER_CELL)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	187 cell->chars[i] = 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	188
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	189 for(col = 1; col < info->width; col++)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	190 getcell(screen, pos.row, pos.col + col)->chars[0] = (uint32_t)-1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	191
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	192 rect.start_row = pos.row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	193 rect.end_row = pos.row+1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	194 rect.start_col = pos.col;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	195 rect.end_col = pos.col+info->width;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	196
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	197 cell->pen.protected_cell = info->protected_cell;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	198 cell->pen.dwl = info->dwl;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	199 cell->pen.dhl = info->dhl;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	200
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	201 damagerect(screen, rect);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	202
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	203 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	204 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	205
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	206 static int moverect_internal(VTermRect dest, VTermRect src, void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	207 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	208 VTermScreen *screen = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	209
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	210 if(screen->callbacks && screen->callbacks->sb_pushline &&
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	211 dest.start_row == 0 && dest.start_col == 0 && /* starts top-left corner */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	212 dest.end_col == screen->cols && /* full width */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	213 screen->buffer == screen->buffers[0]) { /* not altscreen */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	214 VTermPos pos;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	215 for(pos.row = 0; pos.row < src.start_row; pos.row++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	216 for(pos.col = 0; pos.col < screen->cols; pos.col++)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	217 vterm_screen_get_cell(screen, pos, screen->sb_buffer + pos.col);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	218
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	219 (screen->callbacks->sb_pushline)(screen->cols, screen->sb_buffer, screen->cbdata);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	220 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	221 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	222
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	223 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	224 int cols = src.end_col - src.start_col;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	225 int downward = src.start_row - dest.start_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	226 int init_row, test_row, inc_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	227 int row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	228
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	229 if(downward < 0) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	230 init_row = dest.end_row - 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	231 test_row = dest.start_row - 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	232 inc_row = -1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	233 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	234 else {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	235 init_row = dest.start_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	236 test_row = dest.end_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	237 inc_row = +1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	238 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	239
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	240 for(row = init_row; row != test_row; row += inc_row)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	241 memmove(getcell(screen, row, dest.start_col),
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	242 getcell(screen, row + downward, src.start_col),
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	243 cols * sizeof(ScreenCell));
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	244 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	245
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	246 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	247 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	248
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	249 static int moverect_user(VTermRect dest, VTermRect src, void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	250 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	251 VTermScreen *screen = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	252
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	253 if(screen->callbacks && screen->callbacks->moverect) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	254 if(screen->damage_merge != VTERM_DAMAGE_SCROLL)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	255 /* Avoid an infinite loop */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	256 vterm_screen_flush_damage(screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	257
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	258 if((*screen->callbacks->moverect)(dest, src, screen->cbdata))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	259 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	260 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	261
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	262 damagerect(screen, dest);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	263
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	264 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	265 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	266
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	267 static int erase_internal(VTermRect rect, int selective, void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	268 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	269 VTermScreen *screen = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	270 int row, col;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	271
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	272 for(row = rect.start_row; row < screen->state->rows && row < rect.end_row; row++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	273 const VTermLineInfo *info = vterm_state_get_lineinfo(screen->state, row);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	274
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	275 for(col = rect.start_col; col < rect.end_col; col++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	276 ScreenCell *cell = getcell(screen, row, col);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	277
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	278 if(selective && cell->pen.protected_cell)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	279 continue;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	280
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	281 cell->chars[0] = 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	282 cell->pen = screen->pen;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	283 cell->pen.dwl = info->doublewidth;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	284 cell->pen.dhl = info->doubleheight;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	285 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	286 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	287
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	288 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	289 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	290
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	291 static int erase_user(VTermRect rect, int selective UNUSED, void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	292 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	293 VTermScreen *screen = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	294
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	295 damagerect(screen, rect);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	296
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	297 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	298 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	299
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	300 static int erase(VTermRect rect, int selective, void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	301 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	302 erase_internal(rect, selective, user);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	303 return erase_user(rect, 0, user);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	304 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	305
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	306 static int scrollrect(VTermRect rect, int downward, int rightward, void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	307 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	308 VTermScreen *screen = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	309
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	310 if(screen->damage_merge != VTERM_DAMAGE_SCROLL) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	311 vterm_scroll_rect(rect, downward, rightward,
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	312 moverect_internal, erase_internal, screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	313
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	314 vterm_screen_flush_damage(screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	315
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	316 vterm_scroll_rect(rect, downward, rightward,
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	317 moverect_user, erase_user, screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	318
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	319 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	320 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	321
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	322 if(screen->damaged.start_row != -1 &&
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	323 !rect_intersects(&rect, &screen->damaged)) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	324 vterm_screen_flush_damage(screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	325 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	326
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	327 if(screen->pending_scrollrect.start_row == -1) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	328 screen->pending_scrollrect = rect;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	329 screen->pending_scroll_downward = downward;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	330 screen->pending_scroll_rightward = rightward;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	331 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	332 else if(rect_equal(&screen->pending_scrollrect, &rect) &&
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	333 ((screen->pending_scroll_downward == 0 && downward == 0) \|\|
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	334 (screen->pending_scroll_rightward == 0 && rightward == 0))) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	335 screen->pending_scroll_downward += downward;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	336 screen->pending_scroll_rightward += rightward;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	337 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	338 else {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	339 vterm_screen_flush_damage(screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	340
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	341 screen->pending_scrollrect = rect;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	342 screen->pending_scroll_downward = downward;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	343 screen->pending_scroll_rightward = rightward;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	344 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	345
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	346 vterm_scroll_rect(rect, downward, rightward,
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	347 moverect_internal, erase_internal, screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	348
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	349 if(screen->damaged.start_row == -1)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	350 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	351
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	352 if(rect_contains(&rect, &screen->damaged)) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	353 /* Scroll region entirely contains the damage; just move it */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	354 vterm_rect_move(&screen->damaged, -downward, -rightward);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	355 rect_clip(&screen->damaged, &rect);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	356 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	357 /* There are a number of possible cases here, but lets restrict this to only
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	358 * the common case where we might actually gain some performance by
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	359 * optimising it. Namely, a vertical scroll that neatly cuts the damage
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	360 * region in half.
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	361 */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	362 else if(rect.start_col <= screen->damaged.start_col &&
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	363 rect.end_col >= screen->damaged.end_col &&
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	364 rightward == 0) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	365 if(screen->damaged.start_row >= rect.start_row &&
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	366 screen->damaged.start_row < rect.end_row) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	367 screen->damaged.start_row -= downward;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	368 if(screen->damaged.start_row < rect.start_row)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	369 screen->damaged.start_row = rect.start_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	370 if(screen->damaged.start_row > rect.end_row)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	371 screen->damaged.start_row = rect.end_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	372 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	373 if(screen->damaged.end_row >= rect.start_row &&
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	374 screen->damaged.end_row < rect.end_row) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	375 screen->damaged.end_row -= downward;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	376 if(screen->damaged.end_row < rect.start_row)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	377 screen->damaged.end_row = rect.start_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	378 if(screen->damaged.end_row > rect.end_row)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	379 screen->damaged.end_row = rect.end_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	380 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	381 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	382 else {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	383 DEBUG_LOG2("TODO: Just flush and redo damaged=" STRFrect " rect=" STRFrect "\n",
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	384 ARGSrect(screen->damaged), ARGSrect(rect));
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	385 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	386
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	387 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	388 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	389
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	390 static int movecursor(VTermPos pos, VTermPos oldpos, int visible, void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	391 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	392 VTermScreen *screen = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	393
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	394 if(screen->callbacks && screen->callbacks->movecursor)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	395 return (*screen->callbacks->movecursor)(pos, oldpos, visible, screen->cbdata);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	396
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	397 return 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	398 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	399
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	400 static int setpenattr(VTermAttr attr, VTermValue val, void user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	401 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	402 VTermScreen *screen = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	403
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	404 switch(attr) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	405 case VTERM_ATTR_BOLD:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	406 screen->pen.bold = val->boolean;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	407 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	408 case VTERM_ATTR_UNDERLINE:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	409 screen->pen.underline = val->number;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	410 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	411 case VTERM_ATTR_ITALIC:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	412 screen->pen.italic = val->boolean;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	413 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	414 case VTERM_ATTR_BLINK:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	415 screen->pen.blink = val->boolean;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	416 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	417 case VTERM_ATTR_REVERSE:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	418 screen->pen.reverse = val->boolean;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	419 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	420 case VTERM_ATTR_STRIKE:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	421 screen->pen.strike = val->boolean;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	422 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	423 case VTERM_ATTR_FONT:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	424 screen->pen.font = val->number;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	425 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	426 case VTERM_ATTR_FOREGROUND:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	427 screen->pen.fg = val->color;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	428 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	429 case VTERM_ATTR_BACKGROUND:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	430 screen->pen.bg = val->color;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	431 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	432 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	433
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	434 return 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	435 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	436
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	437 static int settermprop(VTermProp prop, VTermValue val, void user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	438 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	439 VTermScreen *screen = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	440
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	441 switch(prop) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	442 case VTERM_PROP_ALTSCREEN:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	443 if(val->boolean && !screen->buffers[1])
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	444 return 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	445
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	446 screen->buffer = val->boolean ? screen->buffers[1] : screen->buffers[0];
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	447 /* only send a damage event on disable; because during enable there's an
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	448 * erase that sends a damage anyway
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	449 */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	450 if(!val->boolean)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	451 damagescreen(screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	452 break;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	453 case VTERM_PROP_REVERSE:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	454 screen->global_reverse = val->boolean;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	455 damagescreen(screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	456 break;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	457 default:
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	458 ; /* ignore */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	459 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	460
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	461 if(screen->callbacks && screen->callbacks->settermprop)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	462 return (*screen->callbacks->settermprop)(prop, val, screen->cbdata);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	463
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	464 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	465 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	466
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	467 static int bell(void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	468 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	469 VTermScreen *screen = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	470
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	471 if(screen->callbacks && screen->callbacks->bell)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	472 return (*screen->callbacks->bell)(screen->cbdata);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	473
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	474 return 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	475 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	476
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	477 static int resize(int new_rows, int new_cols, VTermPos delta, void user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	478 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	479 VTermScreen *screen = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	480
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	481 int is_altscreen = (screen->buffers[1] && screen->buffer == screen->buffers[1]);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	482
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	483 int old_rows = screen->rows;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	484 int old_cols = screen->cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	485 int first_blank_row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	486
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	487 if(!is_altscreen && new_rows < old_rows) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	488 /* Fewer rows - determine if we're going to scroll at all, and if so, push
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	489 those lines to scrollback */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	490 VTermPos pos = { 0, 0 };
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	491 VTermPos cursor = screen->state->pos;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	492 /* Find the first blank row after the cursor. */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	493 for(pos.row = old_rows - 1; pos.row >= new_rows; pos.row--)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	494 if(!vterm_screen_is_eol(screen, pos) \|\| cursor.row == pos.row)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	495 break;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	496
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	497 first_blank_row = pos.row + 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	498 if(first_blank_row > new_rows) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	499 VTermRect rect = {0,0,0,0};
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	500 rect.end_row = old_rows;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	501 rect.end_col = old_cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	502 scrollrect(rect, first_blank_row - new_rows, 0, user);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	503 vterm_screen_flush_damage(screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	504
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	505 delta->row -= first_blank_row - new_rows;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	506 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	507 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	508
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	509 screen->buffers[0] = realloc_buffer(screen, screen->buffers[0], new_rows, new_cols);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	510 if(screen->buffers[1])
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	511 screen->buffers[1] = realloc_buffer(screen, screen->buffers[1], new_rows, new_cols);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	512
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	513 screen->buffer = is_altscreen ? screen->buffers[1] : screen->buffers[0];
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	514
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	515 screen->rows = new_rows;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	516 screen->cols = new_cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	517
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	518 if(screen->sb_buffer)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	519 vterm_allocator_free(screen->vt, screen->sb_buffer);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	520
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	521 screen->sb_buffer = vterm_allocator_malloc(screen->vt, sizeof(VTermScreenCell) * new_cols);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	522
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	523 if(new_cols > old_cols) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	524 VTermRect rect;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	525 rect.start_row = 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	526 rect.end_row = old_rows;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	527 rect.start_col = old_cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	528 rect.end_col = new_cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	529 damagerect(screen, rect);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	530 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	531
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	532 if(new_rows > old_rows) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	533 if(!is_altscreen && screen->callbacks && screen->callbacks->sb_popline) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	534 int rows = new_rows - old_rows;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	535 while(rows) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	536 VTermRect rect = {0,0,0,0};
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	537 VTermPos pos = { 0, 0 };
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	538 if(!(screen->callbacks->sb_popline(screen->cols, screen->sb_buffer, screen->cbdata)))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	539 break;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	540
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	541 rect.end_row = screen->rows;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	542 rect.end_col = screen->cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	543 scrollrect(rect, -1, 0, user);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	544
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	545 for(pos.col = 0; pos.col < screen->cols; pos.col += screen->sb_buffer[pos.col].width)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	546 vterm_screen_set_cell(screen, pos, screen->sb_buffer + pos.col);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	547
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	548 rect.end_row = 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	549 damagerect(screen, rect);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	550
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	551 vterm_screen_flush_damage(screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	552
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	553 rows--;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	554 delta->row++;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	555 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	556 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	557
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	558 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	559 VTermRect rect;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	560 rect.start_row = old_rows;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	561 rect.end_row = new_rows;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	562 rect.start_col = 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	563 rect.end_col = new_cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	564 damagerect(screen, rect);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	565 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	566 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	567
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	568 if(screen->callbacks && screen->callbacks->resize)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	569 return (*screen->callbacks->resize)(new_rows, new_cols, screen->cbdata);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	570
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	571 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	572 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	573
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	574 static int setlineinfo(int row, const VTermLineInfo newinfo, const VTermLineInfo oldinfo, void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	575 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	576 VTermScreen *screen = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	577 int col;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	578 VTermRect rect;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	579
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	580 if(newinfo->doublewidth != oldinfo->doublewidth \|\|
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	581 newinfo->doubleheight != oldinfo->doubleheight) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	582 for(col = 0; col < screen->cols; col++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	583 ScreenCell *cell = getcell(screen, row, col);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	584 cell->pen.dwl = newinfo->doublewidth;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	585 cell->pen.dhl = newinfo->doubleheight;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	586 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	587
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	588 rect.start_row = row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	589 rect.end_row = row + 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	590 rect.start_col = 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	591 rect.end_col = newinfo->doublewidth ? screen->cols / 2 : screen->cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	592 damagerect(screen, rect);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	593
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	594 if(newinfo->doublewidth) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	595 rect.start_col = screen->cols / 2;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	596 rect.end_col = screen->cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	597
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	598 erase_internal(rect, 0, user);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	599 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	600 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	601
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	602 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	603 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	604
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	605 static VTermStateCallbacks state_cbs = {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	606 &putglyph, /* putglyph */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	607 &movecursor, /* movecursor */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	608 &scrollrect, /* scrollrect */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	609 NULL, /* moverect */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	610 &erase, /* erase */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	611 NULL, /* initpen */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	612 &setpenattr, /* setpenattr */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	613 &settermprop, /* settermprop */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	614 &bell, /* bell */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	615 &resize, /* resize */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	616 &setlineinfo /* setlineinfo */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	617 };
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	618
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	619 static VTermScreen screen_new(VTerm vt)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	620 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	621 VTermState *state = vterm_obtain_state(vt);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	622 VTermScreen *screen;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	623 int rows, cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	624
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	625 if(!state)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	626 return NULL;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	627
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	628 screen = vterm_allocator_malloc(vt, sizeof(VTermScreen));
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	629
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	630 vterm_get_size(vt, &rows, &cols);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	631
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	632 screen->vt = vt;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	633 screen->state = state;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	634
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	635 screen->damage_merge = VTERM_DAMAGE_CELL;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	636 screen->damaged.start_row = -1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	637 screen->pending_scrollrect.start_row = -1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	638
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	639 screen->rows = rows;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	640 screen->cols = cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	641
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	642 screen->callbacks = NULL;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	643 screen->cbdata = NULL;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	644
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	645 screen->buffers[0] = realloc_buffer(screen, NULL, rows, cols);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	646
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	647 screen->buffer = screen->buffers[0];
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	648
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	649 screen->sb_buffer = vterm_allocator_malloc(screen->vt, sizeof(VTermScreenCell) * cols);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	650
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	651 vterm_state_set_callbacks(screen->state, &state_cbs, screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	652
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	653 return screen;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	654 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	655
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	656 INTERNAL void vterm_screen_free(VTermScreen *screen)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	657 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	658 vterm_allocator_free(screen->vt, screen->buffers[0]);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	659 if(screen->buffers[1])
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	660 vterm_allocator_free(screen->vt, screen->buffers[1]);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	661
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	662 vterm_allocator_free(screen->vt, screen->sb_buffer);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	663
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	664 vterm_allocator_free(screen->vt, screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	665 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	666
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	667 void vterm_screen_reset(VTermScreen *screen, int hard)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	668 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	669 screen->damaged.start_row = -1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	670 screen->pending_scrollrect.start_row = -1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	671 vterm_state_reset(screen->state, hard);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	672 vterm_screen_flush_damage(screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	673 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	674
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	675 static size_t _get_chars(const VTermScreen screen, const int utf8, void buffer, size_t len, const VTermRect rect)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	676 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	677 size_t outpos = 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	678 int padding = 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	679 int row, col;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	680
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	681 #define PUT(c) \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	682 if(utf8) { \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	683 size_t thislen = utf8_seqlen(c); \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	684 if(buffer && outpos + thislen <= len) \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	685 outpos += fill_utf8((c), (char *)buffer + outpos); \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	686 else \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	687 outpos += thislen; \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	688 } \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	689 else { \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	690 if(buffer && outpos + 1 <= len) \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	691 ((uint32_t*)buffer)[outpos++] = (c); \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	692 else \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	693 outpos++; \
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	694 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	695
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	696 for(row = rect.start_row; row < rect.end_row; row++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	697 for(col = rect.start_col; col < rect.end_col; col++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	698 ScreenCell *cell = getcell(screen, row, col);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	699 int i;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	700
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	701 if(cell->chars[0] == 0)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	702 /* Erased cell, might need a space */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	703 padding++;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	704 else if(cell->chars[0] == (uint32_t)-1)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	705 /* Gap behind a double-width char, do nothing */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	706 ;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	707 else {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	708 while(padding) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	709 PUT(UNICODE_SPACE);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	710 padding--;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	711 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	712 for(i = 0; i < VTERM_MAX_CHARS_PER_CELL && cell->chars[i]; i++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	713 PUT(cell->chars[i]);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	714 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	715 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	716 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	717
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	718 if(row < rect.end_row - 1) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	719 PUT(UNICODE_LINEFEED);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	720 padding = 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	721 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	722 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	723
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	724 return outpos;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	725 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	726
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	727 size_t vterm_screen_get_chars(const VTermScreen screen, uint32_t chars, size_t len, const VTermRect rect)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	728 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	729 return _get_chars(screen, 0, chars, len, rect);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	730 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	731
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	732 size_t vterm_screen_get_text(const VTermScreen screen, char str, size_t len, const VTermRect rect)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	733 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	734 return _get_chars(screen, 1, str, len, rect);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	735 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	736
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	737 /* Copy internal to external representation of a screen cell */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	738 int vterm_screen_get_cell(const VTermScreen screen, VTermPos pos, VTermScreenCell cell)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	739 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	740 ScreenCell *intcell = getcell(screen, pos.row, pos.col);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	741 int i;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	742
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	743 if(!intcell)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	744 return 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	745
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	746 for(i = 0; ; i++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	747 cell->chars[i] = intcell->chars[i];
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	748 if(!intcell->chars[i])
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	749 break;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	750 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	751
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	752 cell->attrs.bold = intcell->pen.bold;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	753 cell->attrs.underline = intcell->pen.underline;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	754 cell->attrs.italic = intcell->pen.italic;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	755 cell->attrs.blink = intcell->pen.blink;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	756 cell->attrs.reverse = intcell->pen.reverse ^ screen->global_reverse;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	757 cell->attrs.strike = intcell->pen.strike;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	758 cell->attrs.font = intcell->pen.font;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	759
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	760 cell->attrs.dwl = intcell->pen.dwl;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	761 cell->attrs.dhl = intcell->pen.dhl;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	762
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	763 cell->fg = intcell->pen.fg;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	764 cell->bg = intcell->pen.bg;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	765
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	766 if(pos.col < (screen->cols - 1) &&
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	767 getcell(screen, pos.row, pos.col + 1)->chars[0] == (uint32_t)-1)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	768 cell->width = 2;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	769 else
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	770 cell->width = 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	771
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	772 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	773 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	774
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	775 /* Copy external to internal representation of a screen cell */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	776 /* static because it's only used internally for sb_popline during resize */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	777 static int vterm_screen_set_cell(VTermScreen screen, VTermPos pos, const VTermScreenCell cell)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	778 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	779 ScreenCell *intcell = getcell(screen, pos.row, pos.col);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	780 int i;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	781
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	782 if(!intcell)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	783 return 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	784
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	785 for(i = 0; ; i++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	786 intcell->chars[i] = cell->chars[i];
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	787 if(!cell->chars[i])
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	788 break;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	789 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	790
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	791 intcell->pen.bold = cell->attrs.bold;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	792 intcell->pen.underline = cell->attrs.underline;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	793 intcell->pen.italic = cell->attrs.italic;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	794 intcell->pen.blink = cell->attrs.blink;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	795 intcell->pen.reverse = cell->attrs.reverse ^ screen->global_reverse;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	796 intcell->pen.strike = cell->attrs.strike;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	797 intcell->pen.font = cell->attrs.font;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	798
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	799 intcell->pen.fg = cell->fg;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	800 intcell->pen.bg = cell->bg;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	801
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	802 if(cell->width == 2)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	803 getcell(screen, pos.row, pos.col + 1)->chars[0] = (uint32_t)-1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	804
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	805 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	806 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	807
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	808 int vterm_screen_is_eol(const VTermScreen *screen, VTermPos pos)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	809 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	810 /* This cell is EOL if this and every cell to the right is black */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	811 for(; pos.col < screen->cols; pos.col++) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	812 ScreenCell *cell = getcell(screen, pos.row, pos.col);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	813 if(cell->chars[0] != 0)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	814 return 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	815 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	816
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	817 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	818 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	819
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	820 VTermScreen vterm_obtain_screen(VTerm vt)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	821 {
11761 7846efd291d7 patch 8.0.0763: libvterm can be improved Christian Brabandt <cb@256bit.org> parents: 11621 diff changeset	822 if(!vt->screen)
7846efd291d7 patch 8.0.0763: libvterm can be improved Christian Brabandt <cb@256bit.org> parents: 11621 diff changeset	823 vt->screen = screen_new(vt);
7846efd291d7 patch 8.0.0763: libvterm can be improved Christian Brabandt <cb@256bit.org> parents: 11621 diff changeset	824 return vt->screen;
11621 b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	825 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	826
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	827 void vterm_screen_enable_altscreen(VTermScreen *screen, int altscreen)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	828 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	829
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	830 if(!screen->buffers[1] && altscreen) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	831 int rows, cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	832 vterm_get_size(screen->vt, &rows, &cols);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	833
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	834 screen->buffers[1] = realloc_buffer(screen, NULL, rows, cols);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	835 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	836 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	837
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	838 void vterm_screen_set_callbacks(VTermScreen screen, const VTermScreenCallbacks callbacks, void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	839 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	840 screen->callbacks = callbacks;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	841 screen->cbdata = user;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	842 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	843
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	844 void vterm_screen_get_cbdata(VTermScreen screen)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	845 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	846 return screen->cbdata;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	847 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	848
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	849 void vterm_screen_set_unrecognised_fallbacks(VTermScreen screen, const VTermParserCallbacks fallbacks, void *user)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	850 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	851 vterm_state_set_unrecognised_fallbacks(screen->state, fallbacks, user);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	852 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	853
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	854 void vterm_screen_get_unrecognised_fbdata(VTermScreen screen)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	855 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	856 return vterm_state_get_unrecognised_fbdata(screen->state);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	857 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	858
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	859 void vterm_screen_flush_damage(VTermScreen *screen)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	860 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	861 if(screen->pending_scrollrect.start_row != -1) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	862 vterm_scroll_rect(screen->pending_scrollrect, screen->pending_scroll_downward, screen->pending_scroll_rightward,
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	863 moverect_user, erase_user, screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	864
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	865 screen->pending_scrollrect.start_row = -1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	866 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	867
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	868 if(screen->damaged.start_row != -1) {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	869 if(screen->callbacks && screen->callbacks->damage)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	870 (*screen->callbacks->damage)(screen->damaged, screen->cbdata);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	871
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	872 screen->damaged.start_row = -1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	873 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	874 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	875
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	876 void vterm_screen_set_damage_merge(VTermScreen *screen, VTermDamageSize size)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	877 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	878 vterm_screen_flush_damage(screen);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	879 screen->damage_merge = size;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	880 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	881
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	882 static int attrs_differ(VTermAttrMask attrs, ScreenCell a, ScreenCell b)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	883 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	884 if((attrs & VTERM_ATTR_BOLD_MASK) && (a->pen.bold != b->pen.bold))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	885 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	886 if((attrs & VTERM_ATTR_UNDERLINE_MASK) && (a->pen.underline != b->pen.underline))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	887 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	888 if((attrs & VTERM_ATTR_ITALIC_MASK) && (a->pen.italic != b->pen.italic))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	889 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	890 if((attrs & VTERM_ATTR_BLINK_MASK) && (a->pen.blink != b->pen.blink))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	891 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	892 if((attrs & VTERM_ATTR_REVERSE_MASK) && (a->pen.reverse != b->pen.reverse))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	893 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	894 if((attrs & VTERM_ATTR_STRIKE_MASK) && (a->pen.strike != b->pen.strike))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	895 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	896 if((attrs & VTERM_ATTR_FONT_MASK) && (a->pen.font != b->pen.font))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	897 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	898 if((attrs & VTERM_ATTR_FOREGROUND_MASK) && !vterm_color_equal(a->pen.fg, b->pen.fg))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	899 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	900 if((attrs & VTERM_ATTR_BACKGROUND_MASK) && !vterm_color_equal(a->pen.bg, b->pen.bg))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	901 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	902
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	903 return 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	904 }
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	905
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	906 int vterm_screen_get_attrs_extent(const VTermScreen screen, VTermRect extent, VTermPos pos, VTermAttrMask attrs)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	907 {
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	908 int col;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	909
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	910 ScreenCell *target = getcell(screen, pos.row, pos.col);
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	911
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	912 /* TODO: bounds check */
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	913 extent->start_row = pos.row;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	914 extent->end_row = pos.row + 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	915
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	916 if(extent->start_col < 0)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	917 extent->start_col = 0;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	918 if(extent->end_col < 0)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	919 extent->end_col = screen->cols;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	920
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	921 for(col = pos.col - 1; col >= extent->start_col; col--)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	922 if(attrs_differ(attrs, target, getcell(screen, pos.row, col)))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	923 break;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	924 extent->start_col = col + 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	925
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	926 for(col = pos.col + 1; col < extent->end_col; col++)
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	927 if(attrs_differ(attrs, target, getcell(screen, pos.row, col)))
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	928 break;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	929 extent->end_col = col - 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	930
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	931 return 1;
b8299e742f41 patch 8.0.0693: no terminal emulator support Christian Brabandt <cb@256bit.org> parents: diff changeset	932 }

Mercurial > vim

annotate src/libvterm/src/screen.c @ 11761:7846efd291d7 v8.0.0763