EIC / Adafruit-GFX

Adafruit-GFX porting for mbed

Dependents:   RGB_matrix_Panel RGB_matrix_Panel_modif RGB_matrix_Panel Pmod_OLEDrgb_ALS1_K64F ... more

Adafruit_GFX.h@1:c2715acb7466, 2014-05-25 (annotated)

Committer:
lelect
Date:
Sun May 25 13:40:59 2014 +0000
Revision:
1:c2715acb7466
Parent:
0:3e9c32359703
Child:
2:66a3fe0dc83a
add doxygen

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lelect 0:3e9c32359703 1 #ifndef _ADAFRUIT_GFX_H
lelect 0:3e9c32359703 2 #define _ADAFRUIT_GFX_H
lelect 0:3e9c32359703 3 #define BLACK 0
lelect 0:3e9c32359703 4 #define WHITE 1
lelect 0:3e9c32359703 5 #ifndef _BV
lelect 0:3e9c32359703 6 #define _BV(bit) (1<<(bit))
lelect 0:3e9c32359703 7 #endif
lelect 0:3e9c32359703 8
lelect 0:3e9c32359703 9 #define swap(a, b) { int16_t t = a; a = b; b = t; }
lelect 1:c2715acb7466 10 /** Adafruit_GFX class
lelect 1:c2715acb7466 11 * @bref This is the Adafruit_GFX class.\\
lelect 1:c2715acb7466 12 * drawPixel(int16_t x,int16_t y,uint16_t color) needing implementation in derived implementation class
lelect 1:c2715acb7466 13 */
lelect 0:3e9c32359703 14 class Adafruit_GFX : public Stream
lelect 0:3e9c32359703 15 {
lelect 0:3e9c32359703 16
lelect 0:3e9c32359703 17 public:
lelect 0:3e9c32359703 18 Adafruit_GFX(int16_t w, int16_t h)
lelect 0:3e9c32359703 19 : _rawWidth(w)
lelect 1:c2715acb7466 20 ,_rawHeight(h)
lelect 1:c2715acb7466 21 ,_width(w)
lelect 1:c2715acb7466 22 ,_height(h)
lelect 1:c2715acb7466 23 ,cursor_x(0)
lelect 1:c2715acb7466 24 ,cursor_y(0)
lelect 1:c2715acb7466 25 ,textcolor(WHITE)
lelect 1:c2715acb7466 26 ,textbgcolor(BLACK)
lelect 1:c2715acb7466 27 ,textsize(1)
lelect 1:c2715acb7466 28 ,rotation(0)
lelect 1:c2715acb7466 29 ,wrap(true)
lelect 1:c2715acb7466 30 {};
lelect 0:3e9c32359703 31
lelect 0:3e9c32359703 32 // This MUST be defined by the subclass:
lelect 0:3e9c32359703 33 virtual void drawPixel(int16_t x, int16_t y, uint16_t color) = 0;
lelect 0:3e9c32359703 34
lelect 0:3e9c32359703 35 virtual int _putc(int value) {
lelect 0:3e9c32359703 36 return writeChar(value);
lelect 0:3e9c32359703 37 };
lelect 0:3e9c32359703 38 virtual int _getc() {
lelect 0:3e9c32359703 39 return -1;
lelect 0:3e9c32359703 40 };
lelect 0:3e9c32359703 41
lelect 0:3e9c32359703 42 virtual void invertDisplay(bool i);
lelect 0:3e9c32359703 43
lelect 0:3e9c32359703 44 // These MAY be overridden by the subclass to provide device-specific
lelect 0:3e9c32359703 45 // optimized code. Otherwise 'generic' versions are used.
lelect 0:3e9c32359703 46 virtual void drawLine(int16_t x0, int16_t y0, int16_t x1, int16_t y1, uint16_t color);
lelect 0:3e9c32359703 47 virtual void drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color);
lelect 0:3e9c32359703 48 virtual void drawFastHLine(int16_t x, int16_t y, int16_t w, uint16_t color);
lelect 0:3e9c32359703 49 virtual void drawRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color);
lelect 0:3e9c32359703 50 virtual void fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color);
lelect 0:3e9c32359703 51 virtual void fillScreen(uint16_t color);
lelect 0:3e9c32359703 52
lelect 0:3e9c32359703 53 // These exist only with Adafruit_GFX (no subclass overrides)
lelect 0:3e9c32359703 54 void drawCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color);
lelect 0:3e9c32359703 55 void drawCircleHelper(int16_t x0, int16_t y0, int16_t r, uint8_t cornername, uint16_t color);
lelect 0:3e9c32359703 56 void fillCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color);
lelect 0:3e9c32359703 57 void fillCircleHelper(int16_t x0, int16_t y0, int16_t r, uint8_t cornername, int16_t delta, uint16_t color);
lelect 0:3e9c32359703 58
lelect 0:3e9c32359703 59 void drawTriangle(int16_t x0, int16_t y0, int16_t x1, int16_t y1, int16_t x2, int16_t y2, uint16_t color);
lelect 0:3e9c32359703 60 void fillTriangle(int16_t x0, int16_t y0, int16_t x1, int16_t y1, int16_t x2, int16_t y2, uint16_t color);
lelect 0:3e9c32359703 61 void drawRoundRect(int16_t x0, int16_t y0, int16_t w, int16_t h, int16_t radius, uint16_t color);
lelect 0:3e9c32359703 62 void fillRoundRect(int16_t x0, int16_t y0, int16_t w, int16_t h, int16_t radius, uint16_t color);
lelect 0:3e9c32359703 63
lelect 0:3e9c32359703 64 void drawBitmap(int16_t x, int16_t y, const uint8_t *bitmap, int16_t w, int16_t h, uint16_t color);
lelect 0:3e9c32359703 65 void drawChar(int16_t x, int16_t y, unsigned char c, uint16_t color, uint16_t bg, uint8_t size);
lelect 0:3e9c32359703 66
lelect 0:3e9c32359703 67 void setCursor(int16_t x, int16_t y) {
lelect 0:3e9c32359703 68 cursor_x = x;
lelect 0:3e9c32359703 69 cursor_y = y;
lelect 0:3e9c32359703 70 };
lelect 0:3e9c32359703 71 void setTextSize(uint8_t s) {
lelect 0:3e9c32359703 72 textsize = (s > 0) ? s : 1;
lelect 0:3e9c32359703 73 };
lelect 0:3e9c32359703 74 void setTextColor(uint16_t c) {
lelect 0:3e9c32359703 75 textcolor = c;
lelect 0:3e9c32359703 76 textbgcolor = c;
lelect 0:3e9c32359703 77 }
lelect 0:3e9c32359703 78 void setTextColor(uint16_t c, uint16_t b) {
lelect 0:3e9c32359703 79 textcolor = c;
lelect 0:3e9c32359703 80 textbgcolor = b;
lelect 0:3e9c32359703 81 };
lelect 0:3e9c32359703 82 void setTextWrap(bool w) {
lelect 0:3e9c32359703 83 wrap = w;
lelect 0:3e9c32359703 84 };
lelect 0:3e9c32359703 85
lelect 0:3e9c32359703 86 virtual size_t writeChar(uint8_t);
lelect 0:3e9c32359703 87
lelect 0:3e9c32359703 88 int16_t height(void) {
lelect 0:3e9c32359703 89 return _height;
lelect 0:3e9c32359703 90 };
lelect 0:3e9c32359703 91 int16_t width(void) {
lelect 0:3e9c32359703 92 return _width;
lelect 0:3e9c32359703 93 };
lelect 0:3e9c32359703 94
lelect 0:3e9c32359703 95 void setRotation(uint8_t r);
lelect 0:3e9c32359703 96 uint8_t getRotation(void) {
lelect 0:3e9c32359703 97 rotation%=4;
lelect 0:3e9c32359703 98 return rotation;
lelect 0:3e9c32359703 99 };
lelect 0:3e9c32359703 100
lelect 0:3e9c32359703 101 protected:
lelect 0:3e9c32359703 102 int16_t _rawWidth, _rawHeight; // Display w/h as modified by current rotation
lelect 0:3e9c32359703 103 int16_t _width, _height; // Display w/h as modified by current rotation
lelect 0:3e9c32359703 104 int16_t cursor_x, cursor_y;
lelect 0:3e9c32359703 105 uint16_t textcolor, textbgcolor;
lelect 0:3e9c32359703 106 uint8_t textsize,rotation;
lelect 0:3e9c32359703 107 bool wrap; // If set, 'wrap' text at right edge of display
lelect 0:3e9c32359703 108 };
lelect 0:3e9c32359703 109
lelect 0:3e9c32359703 110 #endif // _ADAFRUIT_GFX_H