wvkbd/drw.h
Willow Barraco ace77b2aaa
Tie the damage tracking to the drawing methods
So that keyboard.c just need to draw things, and stop worring about
damaging.
2025-04-18 07:51:19 +02:00

61 lines
1.6 KiB
C

#ifndef __DRW_H
#define __DRW_H
#include <pango/pangocairo.h>
#include <stdbool.h>
struct drw {
struct wl_shm *shm;
};
struct drwbuf {
uint32_t size;
struct wl_buffer *buf;
cairo_surface_t *cairo_surf;
cairo_t *cairo;
PangoLayout *layout;
unsigned char *pool_data;
};
struct drwsurf {
uint32_t width, height;
double scale;
struct drw *ctx;
struct wl_surface *surf;
struct wl_shm *shm;
struct wl_callback *frame_cb;
cairo_region_t *damage, *backport_damage;
bool attached;
bool released;
struct drwbuf *back_buffer;
struct drwbuf *display_buffer;
};
struct kbd;
void drwsurf_resize(struct drwsurf *ds, uint32_t w, uint32_t h, double s);
void drwsurf_attach(struct drwsurf *ds);
void drwsurf_flip(struct drwsurf *ds);
typedef union {
uint8_t bgra[4];
uint32_t color;
} Color;
void drw_do_clear(struct drwsurf *ds, uint32_t x, uint32_t y,
uint32_t w, uint32_t h);
void drw_do_rectangle(struct drwsurf *ds, Color color, uint32_t x, uint32_t y,
uint32_t w, uint32_t h, bool fill, int rounding);
void drw_fill_rectangle(struct drwsurf *ds, Color color, uint32_t x, uint32_t y,
uint32_t w, uint32_t h, int rounding);
void drw_over_rectangle(struct drwsurf *ds, Color color, uint32_t x, uint32_t y,
uint32_t w, uint32_t h, int rounding);
void drw_draw_text(struct drwsurf *ds, Color color, uint32_t x, uint32_t y,
uint32_t w, uint32_t h, uint32_t b, const char *label,
PangoFontDescription *font_description);
uint32_t setup_buffer(struct drwsurf *ds, struct drwbuf *db);
#endif