unleashed-firmware/applications/gui/canvas.h
SG b09f68c43d
Removed app floopper-bloopper and font FontGlyph (#549)
* Remove app floopper-bloopper and FontGlyph
* Gui: proper viewport allocator declaration

Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
2021-07-01 14:33:43 +03:00

180 lines
3.4 KiB
C

#pragma once
#include <stdint.h>
#include <gui/icon.h>
#include <assets_icons_i.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
ColorWhite = 0x00,
ColorBlack = 0x01,
} Color;
typedef enum { FontPrimary, FontSecondary, FontKeyboard } Font;
typedef enum {
AlignLeft,
AlignRight,
AlignTop,
AlignBottom,
AlignCenter,
} Align;
typedef enum {
CanvasOrientationHorizontal,
CanvasOrientationVertical,
} CanvasOrientation;
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);
/*
* Get current font height
* @return height in pixels.
*/
uint8_t canvas_current_font_height(Canvas* canvas);
/*
* Clear canvas, clear rendering buffer
*/
void canvas_clear(Canvas* canvas);
/*
* Set drawing color
*/
void canvas_set_color(Canvas* canvas, Color color);
/*
* Invert drawing color
*/
void canvas_invert_color(Canvas* canvas);
/*
* 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 aligned string defined by x, y.
* Align calculated from position of baseline, string width and ascent (height of the glyphs above the baseline)
*/
void canvas_draw_str_aligned(
Canvas* canvas,
uint8_t x,
uint8_t y,
Align horizontal,
Align vertical,
const char* str);
/*
* Get string width
* @return width in pixels.
*/
uint16_t canvas_string_width(Canvas* canvas, 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 circle at x,y with radius r
*/
void canvas_draw_circle(Canvas* canvas, uint8_t x, uint8_t y, uint8_t r);
/*
* Draw disc at x,y with radius r
*/
void canvas_draw_disc(Canvas* canvas, uint8_t x, uint8_t y, uint8_t r);
/*
* Draw glyph
*/
void canvas_draw_glyph(Canvas* canvas, uint8_t x, uint8_t y, uint16_t ch);
/*
* Set transparency mode
*/
void canvas_set_bitmap_mode(Canvas* canvas, bool alpha);
/*
* Draw rounded-corner frame of width, height at x,y, with round value raduis
*/
void canvas_draw_rframe(
Canvas* canvas,
uint8_t x,
uint8_t y,
uint8_t width,
uint8_t height,
uint8_t radius);
/*
* Draw rounded-corner box of width, height at x,y, with round value raduis
*/
void canvas_draw_rbox(
Canvas* canvas,
uint8_t x,
uint8_t y,
uint8_t width,
uint8_t height,
uint8_t radius);
#ifdef __cplusplus
}
#endif