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Image grid infrastructure.

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This commit is contained in:
Nicholas Marriott
2026-10-12 19:20:42 +01:00
parent 9566f6f9ca
commit e9fffcc7e9
11 changed files with 777 additions and 589 deletions
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70
tmux.h
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@@ -19,11 +19,13 @@
#ifndef TMUX_H
#define TMUX_H
#include <sys/types.h>
#include <sys/time.h>
#include <sys/uio.h>
#include <limits.h>
#include <stdarg.h>
#include <stddef.h>
#include <stdio.h>
#include <termios.h>
#include <wchar.h>
@@ -33,6 +35,7 @@
#endif
#include "compat.h"
#include "tmux-image.h"
#include "tmux-protocol.h"
#include "xmalloc.h"
@@ -77,10 +80,6 @@ struct screen_write_cline;
struct screen_write_ctx;
struct session;
#ifdef ENABLE_IMAGES
struct sixel_image;
#endif
struct tty_ctx;
struct tty_code;
struct tty_key;
@@ -927,6 +926,9 @@ struct grid_line {
u_int time;
struct osc133_data osc133_data;
u_short flags;
#ifdef ENABLE_IMAGES
struct image_line *images;
#endif
};
/* Entire grid of cells. */
@@ -946,6 +948,9 @@ struct grid {
u_int scroll_generation;
struct grid_line *linedata;
#ifdef ENABLE_IMAGES
struct image_store *images;
#endif
};
/* Virtual cursor in a grid. */
@@ -1037,26 +1042,6 @@ struct style {
u_int link;
};
#ifdef ENABLE_IMAGES
/* Image. */
struct image {
struct screen *s;
struct sixel_image *data;
char *fallback;
u_int px;
u_int py;
u_int sx;
u_int sy;
struct images *list;
TAILQ_ENTRY (image) entry;
TAILQ_ENTRY (image) all_entry;
};
TAILQ_HEAD(images, image);
#endif
/* Cursor style. */
enum screen_cursor_style {
SCREEN_CURSOR_DEFAULT,
@@ -1113,11 +1098,6 @@ struct screen {
bitstr_t *tabs;
struct screen_sel *sel;
#ifdef ENABLE_IMAGES
struct images images;
struct images saved_images;
#endif
struct screen_write_cline *write_list;
struct hyperlinks *hyperlinks;
@@ -1905,9 +1885,6 @@ struct tty_ctx {
size_t size;
} sel;
#ifdef ENABLE_IMAGES
struct image *image;
#endif
};
/*
@@ -3006,10 +2983,6 @@ void tty_cmd_scrolldown(struct tty *, const struct tty_ctx *);
void tty_cmd_reverseindex(struct tty *, const struct tty_ctx *);
void tty_cmd_setselection(struct tty *, const struct tty_ctx *);
void tty_cmd_rawstring(struct tty *, const struct tty_ctx *);
#ifdef ENABLE_IMAGES
void tty_cmd_sixelimage(struct tty *, const struct tty_ctx *);
void tty_draw_images(struct client *, struct window_pane *);
#endif
void tty_cmd_syncstart(struct tty *, const struct tty_ctx *);
void tty_default_colours(struct grid_cell *, struct window_pane *, u_int *);
@@ -3650,10 +3623,6 @@ void screen_write_setselection(struct screen_write_ctx *, const char *,
u_char *, u_int);
void screen_write_rawstring(struct screen_write_ctx *, u_char *, u_int,
int);
#ifdef ENABLE_IMAGES
void screen_write_sixelimage(struct screen_write_ctx *,
struct sixel_image *, u_int);
#endif
void screen_write_alternateon(struct screen_write_ctx *,
struct grid_cell *, int);
void screen_write_alternateoff(struct screen_write_ctx *,
@@ -4238,27 +4207,6 @@ void spawn_editor_finish(struct window_pane *);
/* regsub.c */
char *regsub(const char *, const char *, const char *, int);
#ifdef ENABLE_IMAGES
/* image.c */
int image_free_all(struct screen *);
struct image *image_store(struct screen *, struct sixel_image *);
int image_check_line(struct screen *, u_int, u_int);
int image_check_area(struct screen *, u_int, u_int, u_int, u_int);
int image_scroll_up(struct screen *, u_int);
/* image-sixel.c */
#define SIXEL_COLOUR_REGISTERS 1024
struct sixel_image *sixel_parse(const char *, size_t, u_int, u_int, u_int);
void sixel_free(struct sixel_image *);
void sixel_log(struct sixel_image *);
void sixel_size_in_cells(struct sixel_image *, u_int *, u_int *);
struct sixel_image *sixel_scale(struct sixel_image *, u_int, u_int, u_int,
u_int, u_int, u_int, int);
char *sixel_print(struct sixel_image *, struct sixel_image *,
size_t *);
struct screen *sixel_to_screen(struct sixel_image *);
#endif
/* server-acl.c */
#define SERVER_ACL_READONLY 0x1
#define SERVER_ACL_IS_GROUP 0x2