Kevin Braun / Mbed 2 deprecated TFTdisp-104

A general demonstration color etch-a-sketch program using the QVGA TFT with HX8347D controller, Orange Board. Saves touchscreen calibaration data saved in tft.ini. Creates /local/tft.ini if missing. Also included is an Ethernet NTP client to update the RTC. Assumes all other Orange Board devices attached: Text LCD, SDHC Flash, Ethernet.

Dependencies:   EthernetNetIf TextLCD mbed

SPI_TFT/GraphicsDisplay.cpp@0:e065ca40f28a, 2011-08-01 (annotated)

Committer:
loopsva
Date:
Mon Aug 01 16:29:58 2011 +0000
Revision:
0:e065ca40f28a
Inititial Release

Who changed what in which revision?

UserRevisionLine numberNew contents of line
loopsva 0:e065ca40f28a 1 /* mbed GraphicsDisplay Display Library Base Class
loopsva 0:e065ca40f28a 2 * Copyright (c) 2007-2009 sford
loopsva 0:e065ca40f28a 3 * Released under the MIT License: http://mbed.org/license/mit
loopsva 0:e065ca40f28a 4 */
loopsva 0:e065ca40f28a 5
loopsva 0:e065ca40f28a 6 #include "GraphicsDisplay.h"
loopsva 0:e065ca40f28a 7
loopsva 0:e065ca40f28a 8 const unsigned char FONT8x8[97][8] = {
loopsva 0:e065ca40f28a 9 0x08,0x08,0x08,0x00,0x00,0x00,0x00,0x00, // columns, rows, num_bytes_per_char
loopsva 0:e065ca40f28a 10 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, // space 0x20
loopsva 0:e065ca40f28a 11 0x30,0x78,0x78,0x30,0x30,0x00,0x30,0x00, // !
loopsva 0:e065ca40f28a 12 0x6C,0x6C,0x6C,0x00,0x00,0x00,0x00,0x00, // "
loopsva 0:e065ca40f28a 13 0x6C,0x6C,0xFE,0x6C,0xFE,0x6C,0x6C,0x00, // #
loopsva 0:e065ca40f28a 14 0x18,0x3E,0x60,0x3C,0x06,0x7C,0x18,0x00, // $
loopsva 0:e065ca40f28a 15 0x00,0x63,0x66,0x0C,0x18,0x33,0x63,0x00, // %
loopsva 0:e065ca40f28a 16 0x1C,0x36,0x1C,0x3B,0x6E,0x66,0x3B,0x00, // &
loopsva 0:e065ca40f28a 17 0x30,0x30,0x60,0x00,0x00,0x00,0x00,0x00, // '
loopsva 0:e065ca40f28a 18 0x0C,0x18,0x30,0x30,0x30,0x18,0x0C,0x00, // (
loopsva 0:e065ca40f28a 19 0x30,0x18,0x0C,0x0C,0x0C,0x18,0x30,0x00, // )
loopsva 0:e065ca40f28a 20 0x00,0x66,0x3C,0xFF,0x3C,0x66,0x00,0x00, // *
loopsva 0:e065ca40f28a 21 0x00,0x30,0x30,0xFC,0x30,0x30,0x00,0x00, // +
loopsva 0:e065ca40f28a 22 0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x30, // ,
loopsva 0:e065ca40f28a 23 0x00,0x00,0x00,0x7E,0x00,0x00,0x00,0x00, // -
loopsva 0:e065ca40f28a 24 0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x00, // .
loopsva 0:e065ca40f28a 25 0x03,0x06,0x0C,0x18,0x30,0x60,0x40,0x00, // / (forward slash)
loopsva 0:e065ca40f28a 26 0x3E,0x63,0x63,0x6B,0x63,0x63,0x3E,0x00, // 0 0x30
loopsva 0:e065ca40f28a 27 0x18,0x38,0x58,0x18,0x18,0x18,0x7E,0x00, // 1
loopsva 0:e065ca40f28a 28 0x3C,0x66,0x06,0x1C,0x30,0x66,0x7E,0x00, // 2
loopsva 0:e065ca40f28a 29 0x3C,0x66,0x06,0x1C,0x06,0x66,0x3C,0x00, // 3
loopsva 0:e065ca40f28a 30 0x0E,0x1E,0x36,0x66,0x7F,0x06,0x0F,0x00, // 4
loopsva 0:e065ca40f28a 31 0x7E,0x60,0x7C,0x06,0x06,0x66,0x3C,0x00, // 5
loopsva 0:e065ca40f28a 32 0x1C,0x30,0x60,0x7C,0x66,0x66,0x3C,0x00, // 6
loopsva 0:e065ca40f28a 33 0x7E,0x66,0x06,0x0C,0x18,0x18,0x18,0x00, // 7
loopsva 0:e065ca40f28a 34 0x3C,0x66,0x66,0x3C,0x66,0x66,0x3C,0x00, // 8
loopsva 0:e065ca40f28a 35 0x3C,0x66,0x66,0x3E,0x06,0x0C,0x38,0x00, // 9
loopsva 0:e065ca40f28a 36 0x00,0x18,0x18,0x00,0x00,0x18,0x18,0x00, // :
loopsva 0:e065ca40f28a 37 0x00,0x18,0x18,0x00,0x00,0x18,0x18,0x30, // ;
loopsva 0:e065ca40f28a 38 0x0C,0x18,0x30,0x60,0x30,0x18,0x0C,0x00, // <
loopsva 0:e065ca40f28a 39 0x00,0x00,0x7E,0x00,0x00,0x7E,0x00,0x00, // =
loopsva 0:e065ca40f28a 40 0x30,0x18,0x0C,0x06,0x0C,0x18,0x30,0x00, // >
loopsva 0:e065ca40f28a 41 0x3C,0x66,0x06,0x0C,0x18,0x00,0x18,0x00, // ?
loopsva 0:e065ca40f28a 42 0x3E,0x63,0x6F,0x69,0x6F,0x60,0x3E,0x00, // @ 0x40
loopsva 0:e065ca40f28a 43 0x18,0x3C,0x66,0x66,0x7E,0x66,0x66,0x00, // A
loopsva 0:e065ca40f28a 44 0x7E,0x33,0x33,0x3E,0x33,0x33,0x7E,0x00, // B
loopsva 0:e065ca40f28a 45 0x1E,0x33,0x60,0x60,0x60,0x33,0x1E,0x00, // C
loopsva 0:e065ca40f28a 46 0x7C,0x36,0x33,0x33,0x33,0x36,0x7C,0x00, // D
loopsva 0:e065ca40f28a 47 0x7F,0x31,0x34,0x3C,0x34,0x31,0x7F,0x00, // E
loopsva 0:e065ca40f28a 48 0x7F,0x31,0x34,0x3C,0x34,0x30,0x78,0x00, // F
loopsva 0:e065ca40f28a 49 0x1E,0x33,0x60,0x60,0x67,0x33,0x1F,0x00, // G
loopsva 0:e065ca40f28a 50 0x66,0x66,0x66,0x7E,0x66,0x66,0x66,0x00, // H
loopsva 0:e065ca40f28a 51 0x3C,0x18,0x18,0x18,0x18,0x18,0x3C,0x00, // I
loopsva 0:e065ca40f28a 52 0x0F,0x06,0x06,0x06,0x66,0x66,0x3C,0x00, // J
loopsva 0:e065ca40f28a 53 0x73,0x33,0x36,0x3C,0x36,0x33,0x73,0x00, // K
loopsva 0:e065ca40f28a 54 0x78,0x30,0x30,0x30,0x31,0x33,0x7F,0x00, // L
loopsva 0:e065ca40f28a 55 0x63,0x77,0x7F,0x7F,0x6B,0x63,0x63,0x00, // M
loopsva 0:e065ca40f28a 56 0x63,0x73,0x7B,0x6F,0x67,0x63,0x63,0x00, // N
loopsva 0:e065ca40f28a 57 0x3E,0x63,0x63,0x63,0x63,0x63,0x3E,0x00, // O
loopsva 0:e065ca40f28a 58 0x7E,0x33,0x33,0x3E,0x30,0x30,0x78,0x00, // P 0x50
loopsva 0:e065ca40f28a 59 0x3C,0x66,0x66,0x66,0x6E,0x3C,0x0E,0x00, // Q
loopsva 0:e065ca40f28a 60 0x7E,0x33,0x33,0x3E,0x36,0x33,0x73,0x00, // R
loopsva 0:e065ca40f28a 61 0x3C,0x66,0x30,0x18,0x0C,0x66,0x3C,0x00, // S
loopsva 0:e065ca40f28a 62 0x7E,0x5A,0x18,0x18,0x18,0x18,0x3C,0x00, // T
loopsva 0:e065ca40f28a 63 0x66,0x66,0x66,0x66,0x66,0x66,0x7E,0x00, // U
loopsva 0:e065ca40f28a 64 0x66,0x66,0x66,0x66,0x66,0x3C,0x18,0x00, // V
loopsva 0:e065ca40f28a 65 0x63,0x63,0x63,0x6B,0x7F,0x77,0x63,0x00, // W
loopsva 0:e065ca40f28a 66 0x63,0x63,0x36,0x1C,0x1C,0x36,0x63,0x00, // X
loopsva 0:e065ca40f28a 67 0x66,0x66,0x66,0x3C,0x18,0x18,0x3C,0x00, // Y
loopsva 0:e065ca40f28a 68 0x7F,0x63,0x46,0x0C,0x19,0x33,0x7F,0x00, // Z
loopsva 0:e065ca40f28a 69 0x3C,0x30,0x30,0x30,0x30,0x30,0x3C,0x00, // [
loopsva 0:e065ca40f28a 70 0x60,0x30,0x18,0x0C,0x06,0x03,0x01,0x00, // \ (back slash)
loopsva 0:e065ca40f28a 71 0x3C,0x0C,0x0C,0x0C,0x0C,0x0C,0x3C,0x00, // ]
loopsva 0:e065ca40f28a 72 0x08,0x1C,0x36,0x63,0x00,0x00,0x00,0x00, // ^
loopsva 0:e065ca40f28a 73 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF, // _
loopsva 0:e065ca40f28a 74 0x18,0x18,0x0C,0x00,0x00,0x00,0x00,0x00, // ` 0x60
loopsva 0:e065ca40f28a 75 0x00,0x00,0x3C,0x06,0x3E,0x66,0x3B,0x00, // a
loopsva 0:e065ca40f28a 76 0x70,0x30,0x3E,0x33,0x33,0x33,0x6E,0x00, // b
loopsva 0:e065ca40f28a 77 0x00,0x00,0x3C,0x66,0x60,0x66,0x3C,0x00, // c
loopsva 0:e065ca40f28a 78 0x0E,0x06,0x3E,0x66,0x66,0x66,0x3B,0x00, // d
loopsva 0:e065ca40f28a 79 0x00,0x00,0x3C,0x66,0x7E,0x60,0x3C,0x00, // e
loopsva 0:e065ca40f28a 80 0x1C,0x36,0x30,0x78,0x30,0x30,0x78,0x00, // f
loopsva 0:e065ca40f28a 81 0x00,0x00,0x3B,0x66,0x66,0x3E,0x06,0x7C, // g
loopsva 0:e065ca40f28a 82 0x70,0x30,0x36,0x3B,0x33,0x33,0x73,0x00, // h
loopsva 0:e065ca40f28a 83 0x18,0x00,0x38,0x18,0x18,0x18,0x3C,0x00, // i
loopsva 0:e065ca40f28a 84 0x06,0x00,0x06,0x06,0x06,0x66,0x66,0x3C, // j
loopsva 0:e065ca40f28a 85 0x70,0x30,0x33,0x36,0x3C,0x36,0x73,0x00, // k
loopsva 0:e065ca40f28a 86 0x38,0x18,0x18,0x18,0x18,0x18,0x3C,0x00, // l
loopsva 0:e065ca40f28a 87 0x00,0x00,0x66,0x7F,0x7F,0x6B,0x63,0x00, // m
loopsva 0:e065ca40f28a 88 0x00,0x00,0x7C,0x66,0x66,0x66,0x66,0x00, // n
loopsva 0:e065ca40f28a 89 0x00,0x00,0x3C,0x66,0x66,0x66,0x3C,0x00, // o
loopsva 0:e065ca40f28a 90 0x00,0x00,0x6E,0x33,0x33,0x3E,0x30,0x78, // p
loopsva 0:e065ca40f28a 91 0x00,0x00,0x3B,0x66,0x66,0x3E,0x06,0x0F, // q
loopsva 0:e065ca40f28a 92 0x00,0x00,0x6E,0x3B,0x33,0x30,0x78,0x00, // r
loopsva 0:e065ca40f28a 93 0x00,0x00,0x3E,0x60,0x3C,0x06,0x7C,0x00, // s
loopsva 0:e065ca40f28a 94 0x08,0x18,0x3E,0x18,0x18,0x1A,0x0C,0x00, // t
loopsva 0:e065ca40f28a 95 0x00,0x00,0x66,0x66,0x66,0x66,0x3B,0x00, // u
loopsva 0:e065ca40f28a 96 0x00,0x00,0x66,0x66,0x66,0x3C,0x18,0x00, // v
loopsva 0:e065ca40f28a 97 0x00,0x00,0x63,0x6B,0x7F,0x7F,0x36,0x00, // w
loopsva 0:e065ca40f28a 98 0x00,0x00,0x63,0x36,0x1C,0x36,0x63,0x00, // x
loopsva 0:e065ca40f28a 99 0x00,0x00,0x66,0x66,0x66,0x3E,0x06,0x7C, // y
loopsva 0:e065ca40f28a 100 0x00,0x00,0x7E,0x4C,0x18,0x32,0x7E,0x00, // z
loopsva 0:e065ca40f28a 101 0x0E,0x18,0x18,0x70,0x18,0x18,0x0E,0x00, // {
loopsva 0:e065ca40f28a 102 0x0C,0x0C,0x0C,0x00,0x0C,0x0C,0x0C,0x00, // |
loopsva 0:e065ca40f28a 103 0x70,0x18,0x18,0x0E,0x18,0x18,0x70,0x00, // }
loopsva 0:e065ca40f28a 104 0x3B,0x6E,0x00,0x00,0x00,0x00,0x00,0x00, // ~
loopsva 0:e065ca40f28a 105 0x1C,0x36,0x36,0x1C,0x00,0x00,0x00,0x00}; // DEL
loopsva 0:e065ca40f28a 106
loopsva 0:e065ca40f28a 107 GraphicsDisplay::GraphicsDisplay(const char *name):TextDisplay(name) {
loopsva 0:e065ca40f28a 108 foreground(0xFFFF);
loopsva 0:e065ca40f28a 109 background(0x0000);
loopsva 0:e065ca40f28a 110 }
loopsva 0:e065ca40f28a 111
loopsva 0:e065ca40f28a 112 void GraphicsDisplay::character(int column, int row, int value) {
loopsva 0:e065ca40f28a 113 blitbit(column * 8, row * 8, 8, 8, (char*)&(FONT8x8[value - 0x1F][0]));
loopsva 0:e065ca40f28a 114 }
loopsva 0:e065ca40f28a 115
loopsva 0:e065ca40f28a 116 void GraphicsDisplay::window(int x, int y, int w, int h) {
loopsva 0:e065ca40f28a 117 // current pixel location
loopsva 0:e065ca40f28a 118 _x = x;
loopsva 0:e065ca40f28a 119 _y = y;
loopsva 0:e065ca40f28a 120 // window settings
loopsva 0:e065ca40f28a 121 _x1 = x;
loopsva 0:e065ca40f28a 122 _x2 = x + w - 1;
loopsva 0:e065ca40f28a 123 _y1 = y;
loopsva 0:e065ca40f28a 124 _y2 = y + h - 1;
loopsva 0:e065ca40f28a 125 }
loopsva 0:e065ca40f28a 126
loopsva 0:e065ca40f28a 127 void GraphicsDisplay::putp(int colour) {
loopsva 0:e065ca40f28a 128 // put pixel at current pixel location
loopsva 0:e065ca40f28a 129 pixel(_x, _y, colour);
loopsva 0:e065ca40f28a 130 // update pixel location based on window settings
loopsva 0:e065ca40f28a 131 _x++;
loopsva 0:e065ca40f28a 132 if(_x > _x2) {
loopsva 0:e065ca40f28a 133 _x = _x1;
loopsva 0:e065ca40f28a 134 _y++;
loopsva 0:e065ca40f28a 135 if(_y > _y2) {
loopsva 0:e065ca40f28a 136 _y = _y1;
loopsva 0:e065ca40f28a 137 }
loopsva 0:e065ca40f28a 138 }
loopsva 0:e065ca40f28a 139 }
loopsva 0:e065ca40f28a 140
loopsva 0:e065ca40f28a 141 void GraphicsDisplay::fill(int x, int y, int w, int h, int colour) {
loopsva 0:e065ca40f28a 142 window(x, y, w, h);
loopsva 0:e065ca40f28a 143 for(int i=0; i<w*h; i++) {
loopsva 0:e065ca40f28a 144 putp(colour);
loopsva 0:e065ca40f28a 145 }
loopsva 0:e065ca40f28a 146 }
loopsva 0:e065ca40f28a 147
loopsva 0:e065ca40f28a 148 void GraphicsDisplay::cls() {
loopsva 0:e065ca40f28a 149 fill(0, 0, width(), height(), _background);
loopsva 0:e065ca40f28a 150 }
loopsva 0:e065ca40f28a 151
loopsva 0:e065ca40f28a 152 void GraphicsDisplay::blit(int x, int y, int w, int h, const int *colour) {
loopsva 0:e065ca40f28a 153 window(x, y, w, h);
loopsva 0:e065ca40f28a 154 for(int i=0; i<w*h; i++) {
loopsva 0:e065ca40f28a 155 putp(colour[i]);
loopsva 0:e065ca40f28a 156 }
loopsva 0:e065ca40f28a 157 }
loopsva 0:e065ca40f28a 158
loopsva 0:e065ca40f28a 159 void GraphicsDisplay::blitbit(int x, int y, int w, int h, const char* colour) {
loopsva 0:e065ca40f28a 160 window(x, y, w, h);
loopsva 0:e065ca40f28a 161 for(int i = 0; i < w*h; i++) {
loopsva 0:e065ca40f28a 162 char byte = colour[i >> 3];
loopsva 0:e065ca40f28a 163 int offset = i & 0x7;
loopsva 0:e065ca40f28a 164 int c = ((byte << offset) & 0x80) ? _foreground : _background;
loopsva 0:e065ca40f28a 165 putp(c);
loopsva 0:e065ca40f28a 166 }
loopsva 0:e065ca40f28a 167 }
loopsva 0:e065ca40f28a 168
loopsva 0:e065ca40f28a 169 int GraphicsDisplay::columns() {
loopsva 0:e065ca40f28a 170 return width() / 8;
loopsva 0:e065ca40f28a 171 }
loopsva 0:e065ca40f28a 172
loopsva 0:e065ca40f28a 173 int GraphicsDisplay::rows() {
loopsva 0:e065ca40f28a 174 return height() / 8;
loopsva 0:e065ca40f28a 175 }
loopsva 0:e065ca40f28a 176