Library to control a Graphics TFT connected to 4-wire SPI - revised for the Raio RA8875 Display Controller.

Dependents:   FRDM_RA8875_mPaint RA8875_Demo RA8875_KeyPadDemo SignalGenerator ... more

Fork of SPI_TFT by Peter Drescher

See Components - RA8875 Based Display

Enhanced touch-screen support - where it previous supported both the Resistive Touch and Capacitive Touch based on the FT5206 Touch Controller, now it also has support for the GSL1680 Touch Controller.

Offline Help Manual (Windows chm)

/media/uploads/WiredHome/ra8875.zip.bin (download, rename to .zip and unzip)

Revision:
37:f19b7e7449dc
Parent:
36:300f6ee0b2cf
Child:
41:2956a0a221e5
--- a/GraphicsDisplay.h	Sat Jan 25 00:00:02 2014 +0000
+++ b/GraphicsDisplay.h	Sat Jan 25 19:47:33 2014 +0000
@@ -16,6 +16,13 @@
 #include "Bitmap.h"
 #include "TextDisplay.h"
 
+// GraphicsDisplay has one "soft font" which is in a different format
+// then the primary font rendering api - see set_font(...). This is
+// therefore deprecated, but preserved for a time for backward 
+// compatibility.
+// #define LOCALFONT
+
+
 /// The GraphicsDisplay class 
 /// 
 /// This graphics display class supports both graphics and text operations.
@@ -39,7 +46,7 @@
     /// @param color defines the color for the pixel.
     /// @returns success/failure code. @see RetCode_t.
     ///
-    virtual RetCode_t pixel(unsigned int x, unsigned int y, color_t color) = 0;
+    virtual RetCode_t pixel(loc_t x, loc_t y, color_t color) = 0;
     
     /// get the screen width in pixels
     ///
@@ -66,7 +73,7 @@
     /// @param y is the vertical position in pixels (from the top edge)
     /// @returns success/failure code. @see RetCode_t.
     ///
-    virtual RetCode_t SetGraphicsCursor(uint16_t x, uint16_t y) = 0;
+    virtual RetCode_t SetGraphicsCursor(loc_t x, loc_t y) = 0;
     
     /// Draw a filled rectangle in the specified color
     ///
@@ -83,7 +90,7 @@
     /// @param fillit is optional to NOFILL the rectangle. default is FILL.
     /// @returns success/failure code. @see RetCode_t.
     ///
-    virtual RetCode_t fillrect(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, 
+    virtual RetCode_t fillrect(loc_t x1, loc_t y1, loc_t x2, loc_t y2, 
         color_t color, fill_t fillit = FILL) = 0;
 
 
@@ -102,7 +109,7 @@
     /// @param h is the window height in pixels.
     /// @returns success/failure code. @see RetCode_t.
     ///
-    virtual RetCode_t window(unsigned int x, unsigned int y, unsigned int w, unsigned int h);
+    virtual RetCode_t window(loc_t x, loc_t y, dim_t w, dim_t h);
     
     /// Clear the screen.
     ///
@@ -130,8 +137,6 @@
     virtual void fill(int x, int y, int w, int h, color_t color);
     virtual void blit(int x, int y, int w, int h, const int * color);    
     
-    virtual int blitbit(int x, int y, int w, int h, const char * color);
-    
     /// This method transfers one character from the external font data
     /// to the screen.
     ///
@@ -200,7 +205,7 @@
     /// @param Name_BMP is the filename on the local file system.
     /// @returns success or error code.
     ///
-    RetCode_t RenderBitmapFile(unsigned int x, unsigned int y, const char *Name_BMP);
+    RetCode_t RenderBitmapFile(loc_t x, loc_t y, const char *Name_BMP);
     
     /// prints one character at the specified coordinates.
     ///
@@ -280,6 +285,10 @@
     ///
     virtual RetCode_t _EndGraphicsStream(void) = 0;
 
+    #ifdef LOCALFONT
+    virtual int blitbit(int x, int y, int w, int h, const char * color);
+    #endif
+    
     const unsigned char * font;     ///< reference to an external font somewhere in memory
     
     // pixel location