/* SPDX-License-Identifier: GPL-3.0-only */
/*
 * Interface for drawing keys to a buffer.
 *
 * Copyright (c) 2024, Richard Acayan. All rights reserved.
 */

#ifndef UFKBD_GRAPHICS_H
#define UFKBD_GRAPHICS_H

#include <stddef.h>
#include <pixman.h>

struct fcft_font;

struct ufkbd_ctx;
struct ufkbd_key;
struct ufkbd_layout;

struct ufkbd_graphics_ctx {
	struct fcft_font *font;
	struct fcft_font *font_sec;

	pixman_image_t *fill_bg;
	pixman_image_t *fill_keycap;
	pixman_image_t *key_default;
	pixman_image_t *key_pressed;

	pixman_image_t *target;

	unsigned int scale;

	size_t size;
	void *buf;
};

struct ufkbd_graphics_ctx *ufkbd_graphics_init(void);
void ufkbd_graphics_uninit(struct ufkbd_graphics_ctx *graphics);

int ufkbd_graphics_set_scale(struct ufkbd_graphics_ctx *graphics, unsigned int scale);

void ufkbd_graphics_draw_key(struct ufkbd_ctx *ctx, struct ufkbd_key *key,
			     int x1, int y1, int x2, int y2);
void ufkbd_graphics_draw_layout(struct ufkbd_ctx *ctx, struct ufkbd_layout *layout,
				size_t width, size_t height);

#endif /* UFKBD_GRAPHICS_H */