labwc/include/common/graphic-helpers.h
2022-08-20 21:45:36 +02:00

34 lines
1,018 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
struct wlr_scene_tree;
struct wlr_scene_rect;
struct wl_listener;
struct multi_rect {
struct wlr_scene_tree *tree;
int line_width; /* read-only */
/* Private */
struct wlr_scene_rect *top[3];
struct wlr_scene_rect *bottom[3];
struct wlr_scene_rect *left[3];
struct wlr_scene_rect *right[3];
struct wl_listener destroy;
};
/**
* Create a new multi_rect.
* A multi_rect consists of 3 nested rectangular outlines.
* Each of the rectangular outlines is using the same @line_width
* but its own color based on the @colors argument.
*
* The multi-rect can be positioned by positioning multi_rect->tree->node.
*
* It can be destroyed by destroying its tree node (or one of its
* parent nodes). Once the tree node has been destroyed the struct
* will be free'd automatically.
*/
struct multi_rect *multi_rect_create(struct wlr_scene_tree *parent,
float *colors[3], int line_width);
void multi_rect_set_size(struct multi_rect *rect, int width, int height);