#pragma once #include #include #include #include #ifdef __cplusplus extern "C" { #endif typedef enum { ColorWhite = 0x00, ColorBlack = 0x01, } Color; typedef enum { FontPrimary = 0x00, FontSecondary = 0x01, FontGlyph = 0x02 } Font; typedef struct Canvas Canvas; /* * Canvas width * @return width in pixels. */ uint8_t canvas_width(Canvas* canvas); /* * Canvas height * @return height in pixels. */ uint8_t canvas_height(Canvas* canvas); /* * Clear canvas, clear rendering buffer */ void canvas_clear(Canvas* canvas); /* * Set drawing color */ void canvas_set_color(Canvas* canvas, Color color); /* * Set drawing font */ void canvas_set_font(Canvas* canvas, Font font); /* * Draw string at position of baseline defined by x, y. */ void canvas_draw_str(Canvas* canvas, uint8_t x, uint8_t y, const char* str); /* * Draw stateful icon at position defined by x,y. */ void canvas_draw_icon(Canvas* canvas, uint8_t x, uint8_t y, Icon* icon); /* * Draw stateless icon at position defined by x,y. */ void canvas_draw_icon_name(Canvas* canvas, uint8_t x, uint8_t y, IconName name); /* * Draw xbm icon of width, height at position defined by x,y. */ void canvas_draw_xbm( Canvas* canvas, uint8_t x, uint8_t y, uint8_t w, uint8_t h, const uint8_t* bitmap); /* * Draw dot at x,y */ void canvas_draw_dot(Canvas* canvas, uint8_t x, uint8_t y); /* * Draw box of width, height at x,y */ void canvas_draw_box(Canvas* canvas, uint8_t x, uint8_t y, uint8_t width, uint8_t height); /* * Draw frame of width, height at x,y */ void canvas_draw_frame(Canvas* canvas, uint8_t x, uint8_t y, uint8_t width, uint8_t height); /* * Draw line from x1,y1 to x2,y2 */ void canvas_draw_line(Canvas* canvas, uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2); /* * Draw glyph */ void canvas_draw_glyph(Canvas* canvas, uint8_t x, uint8_t y, uint16_t ch); #ifdef __cplusplus } #endif