コード例 #1
0
ファイル: cairo-region.c プロジェクト: Yasha/cairo-gral 
/**
 * _cairo_region_get_extents:
 * @region: a #cairo_region_t
 * @rect: rectangle into which to store the extents
 *
 * Gets the bounding box of a region as a #cairo_rectangle_int_t
 **/
void
_cairo_region_get_extents (cairo_region_t *region, cairo_rectangle_int_t *extents)
{
    pixman_box32_t *pextents = pixman_region32_extents (&region->rgn);

    extents->x = pextents->x1;
    extents->y = pextents->y1;
    extents->width = pextents->x2 - pextents->x1;
    extents->height = pextents->y2 - pextents->y1;
}
コード例 #2
0
/**
 * cairo_region_get_extents:
 * @region: a #cairo_region_t
 * @extents: rectangle into which to store the extents
 *
 * Gets the bounding rectangle of @region as a #cairo_rectangle_int_t
 *
 * Since: 1.10
 **/
void
cairo_region_get_extents (const cairo_region_t *region,
			  cairo_rectangle_int_t *extents)
{
    pixman_box32_t *pextents;

    if (region->status) {
	extents->x = extents->y = 0;
	extents->width = extents->height = 0;
	return;
    }

    pextents = pixman_region32_extents (CONST_CAST &region->rgn);

    extents->x = pextents->x1;
    extents->y = pextents->y1;
    extents->width = pextents->x2 - pextents->x1;
    extents->height = pextents->y2 - pextents->y1;
}