[stm32f429i-discovery] Moved Chucks remaining examples to the correct directory.

Additionally added Chucks readme to the stm32f429i-discovery board
readme.

examples/stm32/f4/stm32f429i-discovery/lcd-serial/gfx.h

@@ -0,0 +1,76 @@
+/* 
+ * A simple port of the AdaFruit minimal graphics code to my
+ * demo code.
+ */
+#ifndef _GFX_H
+#define _GFX_H
+#include <stdint.h>
+
+#define swap(a, b) { int16_t t = a; a = b; b = t; }
+
+void gfx_drawPixel(int x, int y, uint16_t color);
+void gfx_drawLine(int16_t x0, int16_t y0, int16_t x1, int16_t y1, uint16_t color);
+void gfx_drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color);
+void gfx_drawFastHLine(int16_t x, int16_t y, int16_t w, uint16_t color);
+void gfx_drawRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color);
+void gfx_fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color);
+void gfx_fillScreen(uint16_t color);
+
+void gfx_drawCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color);
+void gfx_drawCircleHelper(int16_t x0, int16_t y0, int16_t r, uint8_t cornername,
+      uint16_t color);
+void gfx_fillCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color);
+void gfx_init(void (*draw)(int, int, uint16_t), int, int);
+
+void gfx_fillCircleHelper(int16_t x0, int16_t y0, int16_t r, uint8_t cornername,
+      int16_t delta, uint16_t color);
+void gfx_drawTriangle(int16_t x0, int16_t y0, int16_t x1, int16_t y1,
+      int16_t x2, int16_t y2, uint16_t color);
+void gfx_fillTriangle(int16_t x0, int16_t y0, int16_t x1, int16_t y1,
+      int16_t x2, int16_t y2, uint16_t color);
+void gfx_drawRoundRect(int16_t x0, int16_t y0, int16_t w, int16_t h,
+      int16_t radius, uint16_t color);
+void gfx_fillRoundRect(int16_t x0, int16_t y0, int16_t w, int16_t h,
+      int16_t radius, uint16_t color);
+void gfx_drawBitmap(int16_t x, int16_t y, const uint8_t *bitmap,
+      int16_t w, int16_t h, uint16_t color);
+void gfx_drawChar(int16_t x, int16_t y, unsigned char c, uint16_t color,
+      uint16_t bg, uint8_t size);
+void gfx_setCursor(int16_t x, int16_t y);
+void gfx_setTextColor(uint16_t c, uint16_t bg);
+void gfx_setTextSize(uint8_t s);
+void gfx_setTextWrap(uint8_t w);
+void gfx_setRotation(uint8_t r);
+void gfx_puts(char *);
+void gfx_write(uint8_t);
+
+uint16_t gfx_height(void);
+uint16_t gfx_width(void);
+
+uint8_t gfx_getRotation(void);
+
+#define GFX_WIDTH   320
+#define GFX_HEIGHT  240
+
+struct gfx_state {
+    int16_t _width, _height, cursor_x, cursor_y;
+    uint16_t textcolor, textbgcolor;
+    uint8_t textsize, rotation;
+    uint8_t wrap;
+    void (*drawpixel)(int, int, uint16_t);
+};
+
+extern struct gfx_state __gfx_state;
+
+#define GFX_COLOR_WHITE          0xFFFF
+#define GFX_COLOR_BLACK          0x0000
+#define GFX_COLOR_GREY           0xF7DE
+#define GFX_COLOR_BLUE           0x001F
+#define GFX_COLOR_BLUE2          0x051F
+#define GFX_COLOR_RED            0xF800
+#define GFX_COLOR_MAGENTA        0xF81F
+#define GFX_COLOR_GREEN          0x07E0
+#define GFX_COLOR_CYAN           0x7FFF
+#define GFX_COLOR_YELLOW         0xFFE0
+
+#endif // _ADAFRUIT_GFX_H