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Add scaled_rect_buffer

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This will be used for menus, OSD and titlebar corners in the future.
This commit is contained in:
tokyo4j 2024-11-15 19:18:29 +09:00
parent c2928027be
commit d7b5eb037a
5 changed files with 227 additions and 9 deletions
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15
include/common/corner.h Normal file
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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef LABWC_CORNER_H
#define LABWC_CORNER_H
enum lab_corner {
LAB_CORNER_UNKNOWN = 0,
LAB_CORNER_TOP_LEFT = 1 << 0,
LAB_CORNER_TOP_RIGHT = 1 << 1,
LAB_CORNER_BOTTOM_LEFT = 1 << 2,
LAB_CORNER_BOTTOM_RIGHT = 1 << 3,
LAB_CORNER_ALL = (LAB_CORNER_TOP_LEFT | LAB_CORNER_TOP_RIGHT
| LAB_CORNER_BOTTOM_LEFT | LAB_CORNER_BOTTOM_RIGHT),
};
#endif /* LABWC_CORNER_H */

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include/common/scaled-rect-buffer.h Normal file
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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef LABWC_SCALED_RECT_BUFFER_H
#define LABWC_SCALED_RECT_BUFFER_H
#include <stdint.h>
#include <wlr/types/wlr_output_layout.h>
#include "common/corner.h"
struct wlr_scene_tree;
struct wlr_scene_buffer;
struct scaled_scene_buffer;
#define EDGES_ALL (WLR_DIRECTION_UP| WLR_DIRECTION_DOWN \
| WLR_DIRECTION_LEFT | WLR_DIRECTION_RIGHT)
struct scaled_rect_buffer {
struct wlr_scene_buffer *scene_buffer;
struct scaled_scene_buffer *scaled_buffer;
int width;
int height;
int border_width;
int corner_radius;
uint32_t rounded_corners; /* bitmap of lab_corner */
uint32_t stroked_edges; /* bitmap of wlr_direction */
float fill_color[4];
float border_color[4];
};
/**
* Create an auto scaling rounded-rect buffer, providing a wlr_scene_buffer
* node for display. It gets destroyed automatically when the backing
* scaled_scene_buffer is being destroyed which in turn happens automatically
* when the backing wlr_scene_buffer (or one of its parents) is being destroyed.
*/
struct scaled_rect_buffer *scaled_rect_buffer_create(
struct wlr_scene_tree *parent, int width, int height, int border_width,
int corner_radius, uint32_t rounded_corners, uint32_t stroked_edges,
float fill_color[4], float border_color[4]);
#endif /* LABWC_SCALED_RECT_BUFFER_H */