David Smart
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)
Diff: GraphicsDisplay.cpp
- Revision:
- 29:422616aa04bd
- Parent:
- 23:a50ded45dbaf
- Child:
- 31:c72e12cd5c67
--- a/GraphicsDisplay.cpp Fri Jan 17 17:24:05 2014 +0000
+++ b/GraphicsDisplay.cpp Sun Jan 19 04:24:16 2014 +0000
@@ -5,121 +5,164 @@
#include "GraphicsDisplay.h"
+#define DEBUG "GD"
+// ...
+// INFO("Stuff to show %d", var); // new-line is automatically appended
+//
+#if (defined(DEBUG) && !defined(TARGET_LPC11U24))
+#define INFO(x, ...) std::printf("[INF %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__);
+#define WARN(x, ...) std::printf("[WRN %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__);
+#define ERR(x, ...) std::printf("[ERR %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__);
+#else
+#define INFO(x, ...)
+#define WARN(x, ...)
+#define ERR(x, ...)
+#endif
+
+// #define LOCALFONT
+
+#ifdef LOCALFONT
const unsigned char FONT8x8[97][8] = {
- 0x08,0x08,0x08,0x00,0x00,0x00,0x00,0x00, // columns, rows, num_bytes_per_char
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, // space 0x20
- 0x30,0x78,0x78,0x30,0x30,0x00,0x30,0x00, // !
- 0x6C,0x6C,0x6C,0x00,0x00,0x00,0x00,0x00, // "
- 0x6C,0x6C,0xFE,0x6C,0xFE,0x6C,0x6C,0x00, // #
- 0x18,0x3E,0x60,0x3C,0x06,0x7C,0x18,0x00, // $
- 0x00,0x63,0x66,0x0C,0x18,0x33,0x63,0x00, // %
- 0x1C,0x36,0x1C,0x3B,0x6E,0x66,0x3B,0x00, // &
- 0x30,0x30,0x60,0x00,0x00,0x00,0x00,0x00, // '
- 0x0C,0x18,0x30,0x30,0x30,0x18,0x0C,0x00, // (
- 0x30,0x18,0x0C,0x0C,0x0C,0x18,0x30,0x00, // )
- 0x00,0x66,0x3C,0xFF,0x3C,0x66,0x00,0x00, // *
- 0x00,0x30,0x30,0xFC,0x30,0x30,0x00,0x00, // +
- 0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x30, // ,
- 0x00,0x00,0x00,0x7E,0x00,0x00,0x00,0x00, // -
- 0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x00, // .
- 0x03,0x06,0x0C,0x18,0x30,0x60,0x40,0x00, // / (forward slash)
- 0x3E,0x63,0x63,0x6B,0x63,0x63,0x3E,0x00, // 0 0x30
- 0x18,0x38,0x58,0x18,0x18,0x18,0x7E,0x00, // 1
- 0x3C,0x66,0x06,0x1C,0x30,0x66,0x7E,0x00, // 2
- 0x3C,0x66,0x06,0x1C,0x06,0x66,0x3C,0x00, // 3
- 0x0E,0x1E,0x36,0x66,0x7F,0x06,0x0F,0x00, // 4
- 0x7E,0x60,0x7C,0x06,0x06,0x66,0x3C,0x00, // 5
- 0x1C,0x30,0x60,0x7C,0x66,0x66,0x3C,0x00, // 6
- 0x7E,0x66,0x06,0x0C,0x18,0x18,0x18,0x00, // 7
- 0x3C,0x66,0x66,0x3C,0x66,0x66,0x3C,0x00, // 8
- 0x3C,0x66,0x66,0x3E,0x06,0x0C,0x38,0x00, // 9
- 0x00,0x18,0x18,0x00,0x00,0x18,0x18,0x00, // :
- 0x00,0x18,0x18,0x00,0x00,0x18,0x18,0x30, // ;
- 0x0C,0x18,0x30,0x60,0x30,0x18,0x0C,0x00, // <
- 0x00,0x00,0x7E,0x00,0x00,0x7E,0x00,0x00, // =
- 0x30,0x18,0x0C,0x06,0x0C,0x18,0x30,0x00, // >
- 0x3C,0x66,0x06,0x0C,0x18,0x00,0x18,0x00, // ?
- 0x3E,0x63,0x6F,0x69,0x6F,0x60,0x3E,0x00, // @ 0x40
- 0x18,0x3C,0x66,0x66,0x7E,0x66,0x66,0x00, // A
- 0x7E,0x33,0x33,0x3E,0x33,0x33,0x7E,0x00, // B
- 0x1E,0x33,0x60,0x60,0x60,0x33,0x1E,0x00, // C
- 0x7C,0x36,0x33,0x33,0x33,0x36,0x7C,0x00, // D
- 0x7F,0x31,0x34,0x3C,0x34,0x31,0x7F,0x00, // E
- 0x7F,0x31,0x34,0x3C,0x34,0x30,0x78,0x00, // F
- 0x1E,0x33,0x60,0x60,0x67,0x33,0x1F,0x00, // G
- 0x66,0x66,0x66,0x7E,0x66,0x66,0x66,0x00, // H
- 0x3C,0x18,0x18,0x18,0x18,0x18,0x3C,0x00, // I
- 0x0F,0x06,0x06,0x06,0x66,0x66,0x3C,0x00, // J
- 0x73,0x33,0x36,0x3C,0x36,0x33,0x73,0x00, // K
- 0x78,0x30,0x30,0x30,0x31,0x33,0x7F,0x00, // L
- 0x63,0x77,0x7F,0x7F,0x6B,0x63,0x63,0x00, // M
- 0x63,0x73,0x7B,0x6F,0x67,0x63,0x63,0x00, // N
- 0x3E,0x63,0x63,0x63,0x63,0x63,0x3E,0x00, // O
- 0x7E,0x33,0x33,0x3E,0x30,0x30,0x78,0x00, // P 0x50
- 0x3C,0x66,0x66,0x66,0x6E,0x3C,0x0E,0x00, // Q
- 0x7E,0x33,0x33,0x3E,0x36,0x33,0x73,0x00, // R
- 0x3C,0x66,0x30,0x18,0x0C,0x66,0x3C,0x00, // S
- 0x7E,0x5A,0x18,0x18,0x18,0x18,0x3C,0x00, // T
- 0x66,0x66,0x66,0x66,0x66,0x66,0x7E,0x00, // U
- 0x66,0x66,0x66,0x66,0x66,0x3C,0x18,0x00, // V
- 0x63,0x63,0x63,0x6B,0x7F,0x77,0x63,0x00, // W
- 0x63,0x63,0x36,0x1C,0x1C,0x36,0x63,0x00, // X
- 0x66,0x66,0x66,0x3C,0x18,0x18,0x3C,0x00, // Y
- 0x7F,0x63,0x46,0x0C,0x19,0x33,0x7F,0x00, // Z
- 0x3C,0x30,0x30,0x30,0x30,0x30,0x3C,0x00, // [
- 0x60,0x30,0x18,0x0C,0x06,0x03,0x01,0x00, // \ (back slash)
- 0x3C,0x0C,0x0C,0x0C,0x0C,0x0C,0x3C,0x00, // ]
- 0x08,0x1C,0x36,0x63,0x00,0x00,0x00,0x00, // ^
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF, // _
- 0x18,0x18,0x0C,0x00,0x00,0x00,0x00,0x00, // ` 0x60
- 0x00,0x00,0x3C,0x06,0x3E,0x66,0x3B,0x00, // a
- 0x70,0x30,0x3E,0x33,0x33,0x33,0x6E,0x00, // b
- 0x00,0x00,0x3C,0x66,0x60,0x66,0x3C,0x00, // c
- 0x0E,0x06,0x3E,0x66,0x66,0x66,0x3B,0x00, // d
- 0x00,0x00,0x3C,0x66,0x7E,0x60,0x3C,0x00, // e
- 0x1C,0x36,0x30,0x78,0x30,0x30,0x78,0x00, // f
- 0x00,0x00,0x3B,0x66,0x66,0x3E,0x06,0x7C, // g
- 0x70,0x30,0x36,0x3B,0x33,0x33,0x73,0x00, // h
- 0x18,0x00,0x38,0x18,0x18,0x18,0x3C,0x00, // i
- 0x06,0x00,0x06,0x06,0x06,0x66,0x66,0x3C, // j
- 0x70,0x30,0x33,0x36,0x3C,0x36,0x73,0x00, // k
- 0x38,0x18,0x18,0x18,0x18,0x18,0x3C,0x00, // l
- 0x00,0x00,0x66,0x7F,0x7F,0x6B,0x63,0x00, // m
- 0x00,0x00,0x7C,0x66,0x66,0x66,0x66,0x00, // n
- 0x00,0x00,0x3C,0x66,0x66,0x66,0x3C,0x00, // o
- 0x00,0x00,0x6E,0x33,0x33,0x3E,0x30,0x78, // p
- 0x00,0x00,0x3B,0x66,0x66,0x3E,0x06,0x0F, // q
- 0x00,0x00,0x6E,0x3B,0x33,0x30,0x78,0x00, // r
- 0x00,0x00,0x3E,0x60,0x3C,0x06,0x7C,0x00, // s
- 0x08,0x18,0x3E,0x18,0x18,0x1A,0x0C,0x00, // t
- 0x00,0x00,0x66,0x66,0x66,0x66,0x3B,0x00, // u
- 0x00,0x00,0x66,0x66,0x66,0x3C,0x18,0x00, // v
- 0x00,0x00,0x63,0x6B,0x7F,0x7F,0x36,0x00, // w
- 0x00,0x00,0x63,0x36,0x1C,0x36,0x63,0x00, // x
- 0x00,0x00,0x66,0x66,0x66,0x3E,0x06,0x7C, // y
- 0x00,0x00,0x7E,0x4C,0x18,0x32,0x7E,0x00, // z
- 0x0E,0x18,0x18,0x70,0x18,0x18,0x0E,0x00, // {
- 0x0C,0x0C,0x0C,0x00,0x0C,0x0C,0x0C,0x00, // |
- 0x70,0x18,0x18,0x0E,0x18,0x18,0x70,0x00, // }
- 0x3B,0x6E,0x00,0x00,0x00,0x00,0x00,0x00, // ~
- 0x1C,0x36,0x36,0x1C,0x00,0x00,0x00,0x00 // DEL
+ 0x08, 0x08, 0x08, 0X00, 0X00, 0X00, 0X00, 0X00, // columns, rows, num_bytes_per_char
+ 0X00, 0X00, 0X00, 0X00, 0X00, 0X00, 0X00, 0X00, // space 0x20
+ 0x30, 0x78, 0x78, 0x30, 0x30, 0X00, 0x30, 0X00, // !
+ 0x6C, 0x6C, 0x6C, 0X00, 0X00, 0X00, 0X00, 0X00, // "
+ 0x6C, 0x6C, 0xFE, 0x6C, 0xFE, 0x6C, 0x6C, 0X00, // #
+ 0x18, 0x3E, 0x60, 0x3C, 0x06, 0x7C, 0x18, 0X00, // $
+ 0X00, 0x63, 0x66, 0x0C, 0x18, 0x33, 0x63, 0X00, // %
+ 0x1C, 0x36, 0x1C, 0x3B, 0x6E, 0x66, 0x3B, 0X00, // &
+ 0x30, 0x30, 0x60, 0X00, 0X00, 0X00, 0X00, 0X00, // '
+ 0x0C, 0x18, 0x30, 0x30, 0x30, 0x18, 0x0C, 0X00, // (
+ 0x30, 0x18, 0x0C, 0x0C, 0x0C, 0x18, 0x30, 0X00, // )
+ 0X00, 0x66, 0x3C, 0xFF, 0x3C, 0x66, 0X00, 0X00, // *
+ 0X00, 0x30, 0x30, 0xFC, 0x30, 0x30, 0X00, 0X00, // +
+ 0X00, 0X00, 0X00, 0X00, 0X00, 0x18, 0x18, 0x30, // ,
+ 0X00, 0X00, 0X00, 0x7E, 0X00, 0X00, 0X00, 0X00, // -
+ 0X00, 0X00, 0X00, 0X00, 0X00, 0x18, 0x18, 0X00, // .
+ 0x03, 0x06, 0x0C, 0x18, 0x30, 0x60, 0x40, 0X00, // / (forward slash)
+ 0x3E, 0x63, 0x63, 0x6B, 0x63, 0x63, 0x3E, 0X00, // 0 0x30
+ 0x18, 0x38, 0x58, 0x18, 0x18, 0x18, 0x7E, 0X00, // 1
+ 0x3C, 0x66, 0x06, 0x1C, 0x30, 0x66, 0x7E, 0X00, // 2
+ 0x3C, 0x66, 0x06, 0x1C, 0x06, 0x66, 0x3C, 0X00, // 3
+ 0x0E, 0x1E, 0x36, 0x66, 0x7F, 0x06, 0x0F, 0X00, // 4
+ 0x7E, 0x60, 0x7C, 0x06, 0x06, 0x66, 0x3C, 0X00, // 5
+ 0x1C, 0x30, 0x60, 0x7C, 0x66, 0x66, 0x3C, 0X00, // 6
+ 0x7E, 0x66, 0x06, 0x0C, 0x18, 0x18, 0x18, 0X00, // 7
+ 0x3C, 0x66, 0x66, 0x3C, 0x66, 0x66, 0x3C, 0X00, // 8
+ 0x3C, 0x66, 0x66, 0x3E, 0x06, 0x0C, 0x38, 0X00, // 9
+ 0X00, 0x18, 0x18, 0X00, 0X00, 0x18, 0x18, 0X00, // :
+ 0X00, 0x18, 0x18, 0X00, 0X00, 0x18, 0x18, 0x30, // ;
+ 0x0C, 0x18, 0x30, 0x60, 0x30, 0x18, 0x0C, 0X00, // <
+ 0X00, 0X00, 0x7E, 0X00, 0X00, 0x7E, 0X00, 0X00, // =
+ 0x30, 0x18, 0x0C, 0x06, 0x0C, 0x18, 0x30, 0X00, // >
+ 0x3C, 0x66, 0x06, 0x0C, 0x18, 0X00, 0x18, 0X00, // ?
+ 0x3E, 0x63, 0x6F, 0x69, 0x6F, 0x60, 0x3E, 0X00, // @ 0x40
+ 0x18, 0x3C, 0x66, 0x66, 0x7E, 0x66, 0x66, 0X00, // A
+ 0x7E, 0x33, 0x33, 0x3E, 0x33, 0x33, 0x7E, 0X00, // B
+ 0x1E, 0x33, 0x60, 0x60, 0x60, 0x33, 0x1E, 0X00, // C
+ 0x7C, 0x36, 0x33, 0x33, 0x33, 0x36, 0x7C, 0X00, // D
+ 0x7F, 0x31, 0x34, 0x3C, 0x34, 0x31, 0x7F, 0X00, // E
+ 0x7F, 0x31, 0x34, 0x3C, 0x34, 0x30, 0x78, 0X00, // F
+ 0x1E, 0x33, 0x60, 0x60, 0x67, 0x33, 0x1F, 0X00, // G
+ 0x66, 0x66, 0x66, 0x7E, 0x66, 0x66, 0x66, 0X00, // H
+ 0x3C, 0x18, 0x18, 0x18, 0x18, 0x18, 0x3C, 0X00, // I
+ 0x0F, 0x06, 0x06, 0x06, 0x66, 0x66, 0x3C, 0X00, // J
+ 0x73, 0x33, 0x36, 0x3C, 0x36, 0x33, 0x73, 0X00, // K
+ 0x78, 0x30, 0x30, 0x30, 0x31, 0x33, 0x7F, 0X00, // L
+ 0x63, 0x77, 0x7F, 0x7F, 0x6B, 0x63, 0x63, 0X00, // M
+ 0x63, 0x73, 0x7B, 0x6F, 0x67, 0x63, 0x63, 0X00, // N
+ 0x3E, 0x63, 0x63, 0x63, 0x63, 0x63, 0x3E, 0X00, // O
+ 0x7E, 0x33, 0x33, 0x3E, 0x30, 0x30, 0x78, 0X00, // P 0x50
+ 0x3C, 0x66, 0x66, 0x66, 0x6E, 0x3C, 0x0E, 0X00, // Q
+ 0x7E, 0x33, 0x33, 0x3E, 0x36, 0x33, 0x73, 0X00, // R
+ 0x3C, 0x66, 0x30, 0x18, 0x0C, 0x66, 0x3C, 0X00, // S
+ 0x7E, 0x5A, 0x18, 0x18, 0x18, 0x18, 0x3C, 0X00, // T
+ 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x7E, 0X00, // U
+ 0x66, 0x66, 0x66, 0x66, 0x66, 0x3C, 0x18, 0X00, // V
+ 0x63, 0x63, 0x63, 0x6B, 0x7F, 0x77, 0x63, 0X00, // W
+ 0x63, 0x63, 0x36, 0x1C, 0x1C, 0x36, 0x63, 0X00, // X
+ 0x66, 0x66, 0x66, 0x3C, 0x18, 0x18, 0x3C, 0X00, // Y
+ 0x7F, 0x63, 0x46, 0x0C, 0x19, 0x33, 0x7F, 0X00, // Z
+ 0x3C, 0x30, 0x30, 0x30, 0x30, 0x30, 0x3C, 0X00, // [
+ 0x60, 0x30, 0x18, 0x0C, 0x06, 0x03, 0x01, 0X00, // \ (back slash)
+ 0x3C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x3C, 0X00, // ]
+ 0x08, 0x1C, 0x36, 0x63, 0X00, 0X00, 0X00, 0X00, // ^
+ 0X00, 0X00, 0X00, 0X00, 0X00, 0X00, 0X00, 0xFF, // _
+ 0x18, 0x18, 0x0C, 0X00, 0X00, 0X00, 0X00, 0X00, // ` 0x60
+ 0X00, 0X00, 0x3C, 0x06, 0x3E, 0x66, 0x3B, 0X00, // a
+ 0x70, 0x30, 0x3E, 0x33, 0x33, 0x33, 0x6E, 0X00, // b
+ 0X00, 0X00, 0x3C, 0x66, 0x60, 0x66, 0x3C, 0X00, // c
+ 0x0E, 0x06, 0x3E, 0x66, 0x66, 0x66, 0x3B, 0X00, // d
+ 0X00, 0X00, 0x3C, 0x66, 0x7E, 0x60, 0x3C, 0X00, // e
+ 0x1C, 0x36, 0x30, 0x78, 0x30, 0x30, 0x78, 0X00, // f
+ 0X00, 0X00, 0x3B, 0x66, 0x66, 0x3E, 0x06, 0x7C, // g
+ 0x70, 0x30, 0x36, 0x3B, 0x33, 0x33, 0x73, 0X00, // h
+ 0x18, 0X00, 0x38, 0x18, 0x18, 0x18, 0x3C, 0X00, // i
+ 0x06, 0X00, 0x06, 0x06, 0x06, 0x66, 0x66, 0x3C, // j
+ 0x70, 0x30, 0x33, 0x36, 0x3C, 0x36, 0x73, 0X00, // k
+ 0x38, 0x18, 0x18, 0x18, 0x18, 0x18, 0x3C, 0X00, // l
+ 0X00, 0X00, 0x66, 0x7F, 0x7F, 0x6B, 0x63, 0X00, // m
+ 0X00, 0X00, 0x7C, 0x66, 0x66, 0x66, 0x66, 0X00, // n
+ 0X00, 0X00, 0x3C, 0x66, 0x66, 0x66, 0x3C, 0X00, // o
+ 0X00, 0X00, 0x6E, 0x33, 0x33, 0x3E, 0x30, 0x78, // p
+ 0X00, 0X00, 0x3B, 0x66, 0x66, 0x3E, 0x06, 0x0F, // q
+ 0X00, 0X00, 0x6E, 0x3B, 0x33, 0x30, 0x78, 0X00, // r
+ 0X00, 0X00, 0x3E, 0x60, 0x3C, 0x06, 0x7C, 0X00, // s
+ 0x08, 0x18, 0x3E, 0x18, 0x18, 0x1A, 0x0C, 0X00, // t
+ 0X00, 0X00, 0x66, 0x66, 0x66, 0x66, 0x3B, 0X00, // u
+ 0X00, 0X00, 0x66, 0x66, 0x66, 0x3C, 0x18, 0X00, // v
+ 0X00, 0X00, 0x63, 0x6B, 0x7F, 0x7F, 0x36, 0X00, // w
+ 0X00, 0X00, 0x63, 0x36, 0x1C, 0x36, 0x63, 0X00, // x
+ 0X00, 0X00, 0x66, 0x66, 0x66, 0x3E, 0x06, 0x7C, // y
+ 0X00, 0X00, 0x7E, 0x4C, 0x18, 0x32, 0x7E, 0X00, // z
+ 0x0E, 0x18, 0x18, 0x70, 0x18, 0x18, 0x0E, 0X00, // {
+ 0x0C, 0x0C, 0x0C, 0X00, 0x0C, 0x0C, 0x0C, 0X00, // |
+ 0x70, 0x18, 0x18, 0x0E, 0x18, 0x18, 0x70, 0X00, // }
+ 0x3B, 0x6E, 0X00, 0X00, 0X00, 0X00, 0X00, 0X00, // ~
+ 0x1C, 0x36, 0x36, 0x1C, 0X00, 0X00, 0X00, 0X00 // DEL
};
-
+#endif // LOCALFONT
-GraphicsDisplay::GraphicsDisplay(const char *name):TextDisplay(name)
+GraphicsDisplay::GraphicsDisplay(const char *name)
+ : TextDisplay(name)
{
+ font = NULL;
//foreground(0xFFFF);
//background(0x0000);
}
-
-void GraphicsDisplay::character(int column, int row, int value)
+RetCode_t GraphicsDisplay::set_font(const unsigned char * _font)
{
- blitbit(column * 8, row * 8, 8, 8, (char*)&(FONT8x8[value - 0x1F][0]));
+ font = _font;
+ INFO("set_font(%lu) %lu", _font, font);
+ return noerror; // trusting them, but it might be good to put some checks in here...
}
+#ifdef LOCALFONT
+int GraphicsDisplay::character(int x, int y, int value)
+{
+ INFO("character(%d,%d,%c)", x, t, value);
+ if (value <= 0x1F && value >= 7F)
+ return 0;
+
+ return blitbit(x, y, FONT8X8[0][0], FONT8X8[0][1],
+ (char *)&(FONT8x8[value - 0x1F][0]));
+}
+#else
+int GraphicsDisplay::character(int x, int y, int c)
+{
+ unsigned int offset;
+ const unsigned char * charRecord;
+
+ if (c <= 0x1F || c >= 0x7F)
+ return 0;
+ offset = font[0]; // bytes / char
+ charRecord = &font[((c - ' ') * offset) + 4]; // start of char bitmap
+ return fontblit(x, y, font, charRecord);
+}
+#endif
-void GraphicsDisplay::window(unsigned int x,unsigned int y,unsigned int w,unsigned int h)
+void GraphicsDisplay::window(unsigned int x, unsigned int y, unsigned int w, unsigned int h)
{
// current pixel location
_x = x;
@@ -160,7 +203,7 @@
return noerror;
}
-void GraphicsDisplay::blit(int x, int y, int w, int h, const int *colour)
+void GraphicsDisplay::blit(int x, int y, int w, int h, const int * colour)
{
window(x, y, w, h);
for(int i=0; i<w*h; i++) {
@@ -168,19 +211,53 @@
}
}
-void GraphicsDisplay::blitbit(int x, int y, int w, int h, const char* colour)
+int GraphicsDisplay::blitbit(int x, int y, int w, int h, const char * colour)
{
+ _foreground = 0xFFFF;
+ INFO("blitbit(%d,%d, %d,%d, %02X) [%04X,%04X]", x,y, w,h, *colour, _foreground, _background);
+ INFO("%lu %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X",
+ colour,
+ colour[0], colour[1], colour[2], colour[3], colour[4], colour[5], colour[6], colour[7],
+ colour[8], colour[9], colour[10], colour[11], colour[12], colour[13], colour[14], colour[15]);
window(x, y, w, h);
- for(int i = 0; i < w*h; i++) {
+ for (int i = 0; i < w*h; i++) {
char byte = colour[i >> 3];
int offset = i & 0x7;
+ if (offset == 0)
+ INFO(" %2d = %02X", i>>3, byte);
int c = ((byte << offset) & 0x80) ? _foreground : _background;
putp(c);
+ //wait_ms(100);
}
+ return w;
+}
+
+
+int GraphicsDisplay::fontblit(int x, int y, const unsigned char * fontTable, const unsigned char * fontChar)
+{
_foreground = 0xFFFF;
- printf("blitbit colors %d,%d\r\n", _foreground, _background);
+ //int fontWidth = font[1]; // get hor size of font
+ int fontHeight = font[2]; // get vert size of font
+ int bytesPerLine = font[3]; // bytes per line
+ int charWidth = fontChar[0]; // width of this character
+ int px, py;
+ window(x, y, charWidth, fontHeight);
+
+ for (py = 0; py < fontHeight; py++) {
+ int bitmask = 1 << (py & 7);
+
+ for (px = 0; px < charWidth; px++) {
+ int offset = (py / 8) + px * bytesPerLine;
+ unsigned char byte = fontChar[offset + 1]; // skip the char's # bits wide value
+ int c = (byte & bitmask) ? _foreground : _background;
+ putp(c);
+ }
+ }
+ return charWidth;
}
+
+
int GraphicsDisplay::columns()
{
return width() / 8;
RA8875: 4" to 8" (WQVGA, WVGA, Multi-Touch, Keypad)