#pragma once #include #include #include typedef enum { ColorWhite = 0x00, ColorBlack = 0x01, } Color; typedef enum { FontPrimary = 0x00, FontSecondary = 0x01, FontGlyph = 0x02 } Font; typedef struct CanvasApi CanvasApi; struct CanvasApi { uint8_t (*width)(CanvasApi* canvas); uint8_t (*height)(CanvasApi* canvas); void (*clear)(CanvasApi* canvas); void (*set_color)(CanvasApi* canvas, Color color); void (*set_font)(CanvasApi* canvas, Font font); void (*draw_str)(CanvasApi* canvas, uint8_t x, uint8_t y, const char* str); void (*draw_icon)(CanvasApi* canvas, uint8_t x, uint8_t y, Icon* icon); void (*draw_xbm)( CanvasApi* canvas, uint8_t x, uint8_t y, uint8_t w, uint8_t h, const uint8_t* bitmap); void (*draw_dot)(CanvasApi* canvas, uint8_t x, uint8_t y); void (*draw_box)(CanvasApi* canvas, uint8_t x, uint8_t y, uint8_t width, uint8_t height); void (*draw_frame)(CanvasApi* canvas, uint8_t x, uint8_t y, uint8_t width, uint8_t height); void (*draw_line)(CanvasApi* canvas, uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2); void (*draw_glyph)(CanvasApi* canvas, uint8_t x, uint8_t y, uint16_t ch); };