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36 lines
920 B
36 lines
920 B
9 years ago
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#include "render.h"
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#include <cairo.h>
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#include <stdlib.h>
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cairo_t *create_cairo_context(int width, int height, int channels,
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cairo_surface_t **surf, unsigned char **buf) {
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cairo_t *cr;
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*buf = calloc(channels * width * height, sizeof(unsigned char));
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if (!*buf) {
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return NULL;
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}
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*surf = cairo_image_surface_create_for_data(*buf, CAIRO_FORMAT_ARGB32,
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width, height, channels * width);
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if (cairo_surface_status(*surf) != CAIRO_STATUS_SUCCESS) {
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free(*buf);
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return NULL;
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}
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cr = cairo_create(*surf);
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if (cairo_status(cr) != CAIRO_STATUS_SUCCESS) {
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free(*buf);
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return NULL;
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}
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return cr;
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}
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void render_view_borders(wlc_handle view) {
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unsigned char *surf_data;
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cairo_surface_t *surf;
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int texture_id;
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const struct wlc_geometry *geo = wlc_view_get_geometry(view);
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cairo_t *cr = create_cairo_context(geo->size.w, geo->size.h, 4, &surf, &surf_data);
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// TODO
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cairo_destroy(cr);
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free(surf_data);
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}
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