Momentum-Apps/src/util/buffer.h

#pragma once

#include <furi.h>
#include <gui/canvas.h>
#include "vector.h"

enum DrawMode {
    WhiteOnly,
    BlackOnly,
    WhiteAsBlack,
    BlackAsWhite,
    WhiteAsInverted,
    BlackAsInverted,
};

typedef struct {
    uint8_t *data;
    uint8_t *back_buffer;
    uint8_t width;
    uint8_t height;
    bool double_buffered;
} Buffer;

enum PixelColor {
    Black, //or
    White, //
    Flip   //not
};

typedef struct {
    const Vector anchor;
    enum DrawMode drawMode;
} RenderSettings;

#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64

#define DEFAULT_RENDER (RenderSettings){.anchor={.x=0.5f, .y=0.5f}, .drawMode=BlackOnly}

Buffer *buffer_create(uint8_t width, uint8_t height, bool double_buffered);

void buffer_release(Buffer *buffer);

bool buffer_test_coordinate(Buffer *const buffer, int x, int y);

bool buffer_get_pixel(Buffer *const buffer, int x, int y);

void buffer_set_pixel(Buffer *buffer, int16_t x, int16_t y, enum PixelColor draw_mode);

Buffer *buffer_copy(Buffer *buffer);

void buffer_swap_back(Buffer *buffer);

void buffer_swap_with(Buffer *buffer_a, Buffer *buffer_b);

void buffer_draw_all(Buffer *target, Buffer *const sprite, Vector *position, float rotation);

void buffer_draw(Buffer *target, Buffer *const sprite, Vector *position, uint8_t x_cap, uint8_t y_cap, float rotation, RenderSettings *settings);

//void buffer_draw_internal(Buffer *target, Buffer* sprite, bool is_black, enum PixelColor color, Vector *const position, uint8_t x_cap, uint8_t y_cap, float rotation);
void buffer_render(Buffer *buffer, Canvas *const canvas);
void buffer_clear(Buffer *buffer);

void buffer_draw_line(Buffer *buffer, int x0, int y0, int x1, int y1, enum PixelColor draw_mode);

void buffer_draw_rbox(Buffer *buffer, int16_t x0, int16_t y0, int16_t x1, int16_t y1, enum PixelColor draw_mode);

void buffer_draw_rbox_frame(Buffer *buffer, int16_t x0, int16_t y0, int16_t x1, int16_t y1, enum PixelColor draw_mode);

void buffer_draw_box(Buffer *buffer, int16_t x0, int16_t y0, int16_t x1, int16_t y1, enum PixelColor draw_mode);

void buffer_draw_circle(Buffer *buffer, int x, int y, int r, enum PixelColor draw_mode);