mirror of
https://github.com/NickHu/sway
synced 2025-01-29 08:34:13 +01:00
35 lines
920 B
C
35 lines
920 B
C
#include "render.h"
|
|
#include <cairo.h>
|
|
#include <stdlib.h>
|
|
|
|
cairo_t *create_cairo_context(int width, int height, int channels,
|
|
cairo_surface_t **surf, unsigned char **buf) {
|
|
cairo_t *cr;
|
|
*buf = calloc(channels * width * height, sizeof(unsigned char));
|
|
if (!*buf) {
|
|
return NULL;
|
|
}
|
|
*surf = cairo_image_surface_create_for_data(*buf, CAIRO_FORMAT_ARGB32,
|
|
width, height, channels * width);
|
|
if (cairo_surface_status(*surf) != CAIRO_STATUS_SUCCESS) {
|
|
free(*buf);
|
|
return NULL;
|
|
}
|
|
cr = cairo_create(*surf);
|
|
if (cairo_status(cr) != CAIRO_STATUS_SUCCESS) {
|
|
free(*buf);
|
|
return NULL;
|
|
}
|
|
return cr;
|
|
}
|
|
|
|
void render_view_borders(wlc_handle view) {
|
|
unsigned char *surf_data;
|
|
cairo_surface_t *surf;
|
|
int texture_id;
|
|
const struct wlc_geometry *geo = wlc_view_get_geometry(view);
|
|
cairo_t *cr = create_cairo_context(geo->size.w, geo->size.h, 4, &surf, &surf_data);
|
|
// TODO
|
|
cairo_destroy(cr);
|
|
free(surf_data);
|
|
}
|