Diff: Adafruit_GFX.h

Revision:

0:b0151666c710

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Adafruit_GFX.h	Thu Jun 15 15:01:14 2017 +0000
@@ -0,0 +1,96 @@
+#ifndef _ADAFRUIT_GFX_H
+#define _ADAFRUIT_GFX_H
+
+#include <stdlib.h>
+
+#include "gfxfont.h"
+
+class Adafruit_GFX {
+
+ public:
+
+  Adafruit_GFX(int16_t w, int16_t h); // Constructor
+
+  // This MUST be defined by the subclass:
+  virtual void drawPixel(int16_t x, int16_t y, uint16_t color) = 0;
+
+  // These MAY be overridden by the subclass to provide device-specific
+  // optimized code.  Otherwise 'generic' versions are used.
+  virtual void
+    drawLine(int16_t x0, int16_t y0, int16_t x1, int16_t y1, uint16_t color),
+    drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color),
+    drawFastHLine(int16_t x, int16_t y, int16_t w, uint16_t color),
+    drawRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color),
+    fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color),
+    fillScreen(uint16_t color),
+    invertDisplay(bool i);
+
+  // These exist only with Adafruit_GFX (no subclass overrides)
+  void
+    drawCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color),
+    drawCircleHelper(int16_t x0, int16_t y0, int16_t r, uint8_t cornername,
+      uint16_t color),
+    fillCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color),
+    fillCircleHelper(int16_t x0, int16_t y0, int16_t r, uint8_t cornername,
+      int16_t delta, uint16_t color),
+    drawTriangle(int16_t x0, int16_t y0, int16_t x1, int16_t y1,
+      int16_t x2, int16_t y2, uint16_t color),
+    fillTriangle(int16_t x0, int16_t y0, int16_t x1, int16_t y1,
+      int16_t x2, int16_t y2, uint16_t color),
+    drawRoundRect(int16_t x0, int16_t y0, int16_t w, int16_t h,
+      int16_t radius, uint16_t color),
+    fillRoundRect(int16_t x0, int16_t y0, int16_t w, int16_t h,
+      int16_t radius, uint16_t color),
+
+    drawBitmap(int16_t x, int16_t y, const uint8_t *bitmap, int16_t w, int16_t h, uint16_t color),
+    drawBitmap(int16_t x, int16_t y, const uint8_t *bitmap, int16_t w, int16_t h, uint16_t color, uint16_t bg),
+
+    drawXBitmap(int16_t x, int16_t y, const uint8_t *bitmap,
+      int16_t w, int16_t h, uint16_t color),
+    drawChar(int16_t x, int16_t y, unsigned char c, uint16_t color,
+      uint16_t bg, uint8_t size),
+    setCursor(int16_t x, int16_t y),
+    setTextColor(uint16_t c),
+    setTextColor(uint16_t c, uint16_t bg),
+    setTextSize(uint8_t s),
+    setTextWrap(bool w),
+    setRotation(uint8_t r),
+    cp437(bool x=true),
+    setFont(const GFXfont *f = NULL),
+    getTextBounds(char *string, int16_t x, int16_t y,
+      int16_t *x1, int16_t *y1, uint16_t *w, uint16_t *h),
+    getTextBounds(const char *s, int16_t x, int16_t y,
+      int16_t *x1, int16_t *y1, uint16_t *w, uint16_t *h),
+	print(const char* str),
+    println(const char* str);
+
+  virtual size_t write(uint8_t);
+
+  int16_t height(void) const;
+  int16_t width(void) const;
+
+  uint8_t getRotation(void) const;
+
+  // get current cursor position (get rotation safe maximum values, using: width() for x, height() for y)
+  int16_t getCursorX(void) const;
+  int16_t getCursorY(void) const;
+
+ protected:
+  const int16_t
+    WIDTH, HEIGHT;   // This is the 'raw' display w/h - never changes
+  int16_t
+    _width, _height, // Display w/h as modified by current rotation
+    cursor_x, cursor_y;
+  uint16_t
+    textcolor, textbgcolor;
+  uint8_t
+    textsize,
+    rotation;
+  bool
+    wrap,   // If set, 'wrap' text at right edge of display
+    _cp437; // If set, use correct CP437 charset (default is off)
+  GFXfont
+    *gfxFont;
+};
+
+#endif // _ADAFRUIT_GFX_H