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#include "ecore_xcb_private.h"
#include <pixman.h>
/*
* [ ] XPolygonRegion
* [ ] XShrinkRegion
* [ ] XClipBox
* [ ] XXorRegion
*/
EAPI Ecore_X_XRegion *
ecore_x_xregion_new()
{
pixman_region16_t *region;
region = (pixman_region16_t *)malloc(sizeof(pixman_region16_t));
if (!region) return NULL;
pixman_region_init(region);
return (Ecore_X_XRegion *)region;
}
EAPI void
ecore_x_xregion_free(Ecore_X_XRegion *region)
{
if (!region) return;
pixman_region_fini(region);
free(region);
}
EAPI Eina_Bool
ecore_x_xregion_set(Ecore_X_XRegion *region,
Ecore_X_GC gc)
{
xcb_rectangle_t *rects;
pixman_box16_t *boxes;
int num = 0, i = 0;
CHECK_XCB_CONN;
if (!region) return EINA_FALSE;
boxes = pixman_region_rectangles((pixman_region16_t *)region, &num);
if ((!boxes) || (num == 0)) return EINA_FALSE;
rects = (xcb_rectangle_t *)malloc(sizeof(xcb_rectangle_t) * num);
if (!rects) return EINA_FALSE;
for (i = 0; i < num; i++)
{
rects[i].x = boxes[i].x1;
rects[i].y = boxes[i].y1;
rects[i].width = boxes[i].x2 - boxes[i].x1 + 1;
rects[i].height = boxes[i].y2 - boxes[i].y1 + 1;
}
xcb_set_clip_rectangles(_ecore_xcb_conn, XCB_CLIP_ORDERING_YX_BANDED,
gc, 0, 0, num, rects);
// ecore_x_flush();
return EINA_TRUE;
}
EAPI void
ecore_x_xregion_translate(Ecore_X_XRegion *region,
int x,
int y)
{
if (!region) return;
pixman_region_translate((pixman_region16_t *)region, x, y);
}
EAPI Eina_Bool
ecore_x_xregion_intersect(Ecore_X_XRegion *dst,
Ecore_X_XRegion *r1,
Ecore_X_XRegion *r2)
{
return pixman_region_intersect((pixman_region16_t *)dst,
(pixman_region16_t *)r1,
(pixman_region16_t *)r2);
}
EAPI Eina_Bool
ecore_x_xregion_union(Ecore_X_XRegion *dst,
Ecore_X_XRegion *r1,
Ecore_X_XRegion *r2)
{
return pixman_region_union((pixman_region16_t *)dst,
(pixman_region16_t *)r1,
(pixman_region16_t *)r2);
}
EAPI Eina_Bool
ecore_x_xregion_union_rect(Ecore_X_XRegion *dst,
Ecore_X_XRegion *src,
Ecore_X_Rectangle *rect)
{
return pixman_region_union_rect((pixman_region16_t *)dst,
(pixman_region16_t *)src,
rect->x, rect->y, rect->width, rect->height);
}
EAPI Eina_Bool
ecore_x_xregion_subtract(Ecore_X_XRegion *dst,
Ecore_X_XRegion *rm,
Ecore_X_XRegion *rs)
{
return pixman_region_subtract((pixman_region16_t *)dst,
(pixman_region16_t *)rm,
(pixman_region16_t *)rs);
}
EAPI Eina_Bool
ecore_x_xregion_is_empty(Ecore_X_XRegion *region)
{
if (!region) return EINA_TRUE;
return !pixman_region_not_empty((pixman_region16_t *)region);
}
EAPI Eina_Bool
ecore_x_xregion_is_equal(Ecore_X_XRegion *r1,
Ecore_X_XRegion *r2)
{
if ((!r1) || (!r2)) return EINA_FALSE;
return pixman_region_equal((pixman_region16_t *)r1,
(pixman_region16_t *)r2);
}
EAPI Eina_Bool
ecore_x_xregion_point_contain(Ecore_X_XRegion *region,
int x,
int y)
{
if (!region) return EINA_FALSE;
return pixman_region_contains_point((pixman_region16_t *)region, x, y, NULL);
}
EAPI Eina_Bool
ecore_x_xregion_rect_contain(Ecore_X_XRegion *region,
Ecore_X_Rectangle *rect)
{
pixman_box16_t box;
if ((!region) || (!rect)) return EINA_FALSE;
box.x1 = rect->x;
box.y1 = rect->y;
box.x2 = rect->x + rect->width - 1;
box.y2 = rect->y + rect->height - 1;
return pixman_region_contains_rectangle((pixman_region16_t *)region, &box);
}
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