David Smart / RA8875 Featured

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)

GraphicsDisplay.cpp@29:422616aa04bd, 2014-01-19 (annotated)

Committer:
WiredHome
Date:
Sun Jan 19 04:24:16 2014 +0000
Revision:
29:422616aa04bd
Parent:
23:a50ded45dbaf
Child:
31:c72e12cd5c67
Initial support for soft fonts compatible with mikroe font creator.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dreschpe 0:de9d1462a835 1 /* mbed GraphicsDisplay Display Library Base Class
dreschpe 0:de9d1462a835 2 * Copyright (c) 2007-2009 sford
dreschpe 0:de9d1462a835 3 * Released under the MIT License: http://mbed.org/license/mit
dreschpe 0:de9d1462a835 4 */
WiredHome 19:3f82c1161fd2 5
dreschpe 0:de9d1462a835 6 #include "GraphicsDisplay.h"
dreschpe 0:de9d1462a835 7
WiredHome 29:422616aa04bd 8 #define DEBUG "GD"
WiredHome 29:422616aa04bd 9 // ...
WiredHome 29:422616aa04bd 10 // INFO("Stuff to show %d", var); // new-line is automatically appended
WiredHome 29:422616aa04bd 11 //
WiredHome 29:422616aa04bd 12 #if (defined(DEBUG) && !defined(TARGET_LPC11U24))
WiredHome 29:422616aa04bd 13 #define INFO(x, ...) std::printf("[INF %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__);
WiredHome 29:422616aa04bd 14 #define WARN(x, ...) std::printf("[WRN %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__);
WiredHome 29:422616aa04bd 15 #define ERR(x, ...) std::printf("[ERR %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__);
WiredHome 29:422616aa04bd 16 #else
WiredHome 29:422616aa04bd 17 #define INFO(x, ...)
WiredHome 29:422616aa04bd 18 #define WARN(x, ...)
WiredHome 29:422616aa04bd 19 #define ERR(x, ...)
WiredHome 29:422616aa04bd 20 #endif
WiredHome 29:422616aa04bd 21
WiredHome 29:422616aa04bd 22 // #define LOCALFONT
WiredHome 29:422616aa04bd 23
WiredHome 29:422616aa04bd 24 #ifdef LOCALFONT
dreschpe 0:de9d1462a835 25 const unsigned char FONT8x8[97][8] = {
WiredHome 29:422616aa04bd 26 0x08, 0x08, 0x08, 0X00, 0X00, 0X00, 0X00, 0X00, // columns, rows, num_bytes_per_char
WiredHome 29:422616aa04bd 27 0X00, 0X00, 0X00, 0X00, 0X00, 0X00, 0X00, 0X00, // space 0x20
WiredHome 29:422616aa04bd 28 0x30, 0x78, 0x78, 0x30, 0x30, 0X00, 0x30, 0X00, // !
WiredHome 29:422616aa04bd 29 0x6C, 0x6C, 0x6C, 0X00, 0X00, 0X00, 0X00, 0X00, // "
WiredHome 29:422616aa04bd 30 0x6C, 0x6C, 0xFE, 0x6C, 0xFE, 0x6C, 0x6C, 0X00, // #
WiredHome 29:422616aa04bd 31 0x18, 0x3E, 0x60, 0x3C, 0x06, 0x7C, 0x18, 0X00, // $
WiredHome 29:422616aa04bd 32 0X00, 0x63, 0x66, 0x0C, 0x18, 0x33, 0x63, 0X00, // %
WiredHome 29:422616aa04bd 33 0x1C, 0x36, 0x1C, 0x3B, 0x6E, 0x66, 0x3B, 0X00, // &
WiredHome 29:422616aa04bd 34 0x30, 0x30, 0x60, 0X00, 0X00, 0X00, 0X00, 0X00, // '
WiredHome 29:422616aa04bd 35 0x0C, 0x18, 0x30, 0x30, 0x30, 0x18, 0x0C, 0X00, // (
WiredHome 29:422616aa04bd 36 0x30, 0x18, 0x0C, 0x0C, 0x0C, 0x18, 0x30, 0X00, // )
WiredHome 29:422616aa04bd 37 0X00, 0x66, 0x3C, 0xFF, 0x3C, 0x66, 0X00, 0X00, // *
WiredHome 29:422616aa04bd 38 0X00, 0x30, 0x30, 0xFC, 0x30, 0x30, 0X00, 0X00, // +
WiredHome 29:422616aa04bd 39 0X00, 0X00, 0X00, 0X00, 0X00, 0x18, 0x18, 0x30, // ,
WiredHome 29:422616aa04bd 40 0X00, 0X00, 0X00, 0x7E, 0X00, 0X00, 0X00, 0X00, // -
WiredHome 29:422616aa04bd 41 0X00, 0X00, 0X00, 0X00, 0X00, 0x18, 0x18, 0X00, // .
WiredHome 29:422616aa04bd 42 0x03, 0x06, 0x0C, 0x18, 0x30, 0x60, 0x40, 0X00, // / (forward slash)
WiredHome 29:422616aa04bd 43 0x3E, 0x63, 0x63, 0x6B, 0x63, 0x63, 0x3E, 0X00, // 0 0x30
WiredHome 29:422616aa04bd 44 0x18, 0x38, 0x58, 0x18, 0x18, 0x18, 0x7E, 0X00, // 1
WiredHome 29:422616aa04bd 45 0x3C, 0x66, 0x06, 0x1C, 0x30, 0x66, 0x7E, 0X00, // 2
WiredHome 29:422616aa04bd 46 0x3C, 0x66, 0x06, 0x1C, 0x06, 0x66, 0x3C, 0X00, // 3
WiredHome 29:422616aa04bd 47 0x0E, 0x1E, 0x36, 0x66, 0x7F, 0x06, 0x0F, 0X00, // 4
WiredHome 29:422616aa04bd 48 0x7E, 0x60, 0x7C, 0x06, 0x06, 0x66, 0x3C, 0X00, // 5
WiredHome 29:422616aa04bd 49 0x1C, 0x30, 0x60, 0x7C, 0x66, 0x66, 0x3C, 0X00, // 6
WiredHome 29:422616aa04bd 50 0x7E, 0x66, 0x06, 0x0C, 0x18, 0x18, 0x18, 0X00, // 7
WiredHome 29:422616aa04bd 51 0x3C, 0x66, 0x66, 0x3C, 0x66, 0x66, 0x3C, 0X00, // 8
WiredHome 29:422616aa04bd 52 0x3C, 0x66, 0x66, 0x3E, 0x06, 0x0C, 0x38, 0X00, // 9
WiredHome 29:422616aa04bd 53 0X00, 0x18, 0x18, 0X00, 0X00, 0x18, 0x18, 0X00, // :
WiredHome 29:422616aa04bd 54 0X00, 0x18, 0x18, 0X00, 0X00, 0x18, 0x18, 0x30, // ;
WiredHome 29:422616aa04bd 55 0x0C, 0x18, 0x30, 0x60, 0x30, 0x18, 0x0C, 0X00, // <
WiredHome 29:422616aa04bd 56 0X00, 0X00, 0x7E, 0X00, 0X00, 0x7E, 0X00, 0X00, // =
WiredHome 29:422616aa04bd 57 0x30, 0x18, 0x0C, 0x06, 0x0C, 0x18, 0x30, 0X00, // >
WiredHome 29:422616aa04bd 58 0x3C, 0x66, 0x06, 0x0C, 0x18, 0X00, 0x18, 0X00, // ?
WiredHome 29:422616aa04bd 59 0x3E, 0x63, 0x6F, 0x69, 0x6F, 0x60, 0x3E, 0X00, // @ 0x40
WiredHome 29:422616aa04bd 60 0x18, 0x3C, 0x66, 0x66, 0x7E, 0x66, 0x66, 0X00, // A
WiredHome 29:422616aa04bd 61 0x7E, 0x33, 0x33, 0x3E, 0x33, 0x33, 0x7E, 0X00, // B
WiredHome 29:422616aa04bd 62 0x1E, 0x33, 0x60, 0x60, 0x60, 0x33, 0x1E, 0X00, // C
WiredHome 29:422616aa04bd 63 0x7C, 0x36, 0x33, 0x33, 0x33, 0x36, 0x7C, 0X00, // D
WiredHome 29:422616aa04bd 64 0x7F, 0x31, 0x34, 0x3C, 0x34, 0x31, 0x7F, 0X00, // E
WiredHome 29:422616aa04bd 65 0x7F, 0x31, 0x34, 0x3C, 0x34, 0x30, 0x78, 0X00, // F
WiredHome 29:422616aa04bd 66 0x1E, 0x33, 0x60, 0x60, 0x67, 0x33, 0x1F, 0X00, // G
WiredHome 29:422616aa04bd 67 0x66, 0x66, 0x66, 0x7E, 0x66, 0x66, 0x66, 0X00, // H
WiredHome 29:422616aa04bd 68 0x3C, 0x18, 0x18, 0x18, 0x18, 0x18, 0x3C, 0X00, // I
WiredHome 29:422616aa04bd 69 0x0F, 0x06, 0x06, 0x06, 0x66, 0x66, 0x3C, 0X00, // J
WiredHome 29:422616aa04bd 70 0x73, 0x33, 0x36, 0x3C, 0x36, 0x33, 0x73, 0X00, // K
WiredHome 29:422616aa04bd 71 0x78, 0x30, 0x30, 0x30, 0x31, 0x33, 0x7F, 0X00, // L
WiredHome 29:422616aa04bd 72 0x63, 0x77, 0x7F, 0x7F, 0x6B, 0x63, 0x63, 0X00, // M
WiredHome 29:422616aa04bd 73 0x63, 0x73, 0x7B, 0x6F, 0x67, 0x63, 0x63, 0X00, // N
WiredHome 29:422616aa04bd 74 0x3E, 0x63, 0x63, 0x63, 0x63, 0x63, 0x3E, 0X00, // O
WiredHome 29:422616aa04bd 75 0x7E, 0x33, 0x33, 0x3E, 0x30, 0x30, 0x78, 0X00, // P 0x50
WiredHome 29:422616aa04bd 76 0x3C, 0x66, 0x66, 0x66, 0x6E, 0x3C, 0x0E, 0X00, // Q
WiredHome 29:422616aa04bd 77 0x7E, 0x33, 0x33, 0x3E, 0x36, 0x33, 0x73, 0X00, // R
WiredHome 29:422616aa04bd 78 0x3C, 0x66, 0x30, 0x18, 0x0C, 0x66, 0x3C, 0X00, // S
WiredHome 29:422616aa04bd 79 0x7E, 0x5A, 0x18, 0x18, 0x18, 0x18, 0x3C, 0X00, // T
WiredHome 29:422616aa04bd 80 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x7E, 0X00, // U
WiredHome 29:422616aa04bd 81 0x66, 0x66, 0x66, 0x66, 0x66, 0x3C, 0x18, 0X00, // V
WiredHome 29:422616aa04bd 82 0x63, 0x63, 0x63, 0x6B, 0x7F, 0x77, 0x63, 0X00, // W
WiredHome 29:422616aa04bd 83 0x63, 0x63, 0x36, 0x1C, 0x1C, 0x36, 0x63, 0X00, // X
WiredHome 29:422616aa04bd 84 0x66, 0x66, 0x66, 0x3C, 0x18, 0x18, 0x3C, 0X00, // Y
WiredHome 29:422616aa04bd 85 0x7F, 0x63, 0x46, 0x0C, 0x19, 0x33, 0x7F, 0X00, // Z
WiredHome 29:422616aa04bd 86 0x3C, 0x30, 0x30, 0x30, 0x30, 0x30, 0x3C, 0X00, // [
WiredHome 29:422616aa04bd 87 0x60, 0x30, 0x18, 0x0C, 0x06, 0x03, 0x01, 0X00, // \ (back slash)
WiredHome 29:422616aa04bd 88 0x3C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x3C, 0X00, // ]
WiredHome 29:422616aa04bd 89 0x08, 0x1C, 0x36, 0x63, 0X00, 0X00, 0X00, 0X00, // ^
WiredHome 29:422616aa04bd 90 0X00, 0X00, 0X00, 0X00, 0X00, 0X00, 0X00, 0xFF, // _
WiredHome 29:422616aa04bd 91 0x18, 0x18, 0x0C, 0X00, 0X00, 0X00, 0X00, 0X00, // ` 0x60
WiredHome 29:422616aa04bd 92 0X00, 0X00, 0x3C, 0x06, 0x3E, 0x66, 0x3B, 0X00, // a
WiredHome 29:422616aa04bd 93 0x70, 0x30, 0x3E, 0x33, 0x33, 0x33, 0x6E, 0X00, // b
WiredHome 29:422616aa04bd 94 0X00, 0X00, 0x3C, 0x66, 0x60, 0x66, 0x3C, 0X00, // c
WiredHome 29:422616aa04bd 95 0x0E, 0x06, 0x3E, 0x66, 0x66, 0x66, 0x3B, 0X00, // d
WiredHome 29:422616aa04bd 96 0X00, 0X00, 0x3C, 0x66, 0x7E, 0x60, 0x3C, 0X00, // e
WiredHome 29:422616aa04bd 97 0x1C, 0x36, 0x30, 0x78, 0x30, 0x30, 0x78, 0X00, // f
WiredHome 29:422616aa04bd 98 0X00, 0X00, 0x3B, 0x66, 0x66, 0x3E, 0x06, 0x7C, // g
WiredHome 29:422616aa04bd 99 0x70, 0x30, 0x36, 0x3B, 0x33, 0x33, 0x73, 0X00, // h
WiredHome 29:422616aa04bd 100 0x18, 0X00, 0x38, 0x18, 0x18, 0x18, 0x3C, 0X00, // i
WiredHome 29:422616aa04bd 101 0x06, 0X00, 0x06, 0x06, 0x06, 0x66, 0x66, 0x3C, // j
WiredHome 29:422616aa04bd 102 0x70, 0x30, 0x33, 0x36, 0x3C, 0x36, 0x73, 0X00, // k
WiredHome 29:422616aa04bd 103 0x38, 0x18, 0x18, 0x18, 0x18, 0x18, 0x3C, 0X00, // l
WiredHome 29:422616aa04bd 104 0X00, 0X00, 0x66, 0x7F, 0x7F, 0x6B, 0x63, 0X00, // m
WiredHome 29:422616aa04bd 105 0X00, 0X00, 0x7C, 0x66, 0x66, 0x66, 0x66, 0X00, // n
WiredHome 29:422616aa04bd 106 0X00, 0X00, 0x3C, 0x66, 0x66, 0x66, 0x3C, 0X00, // o
WiredHome 29:422616aa04bd 107 0X00, 0X00, 0x6E, 0x33, 0x33, 0x3E, 0x30, 0x78, // p
WiredHome 29:422616aa04bd 108 0X00, 0X00, 0x3B, 0x66, 0x66, 0x3E, 0x06, 0x0F, // q
WiredHome 29:422616aa04bd 109 0X00, 0X00, 0x6E, 0x3B, 0x33, 0x30, 0x78, 0X00, // r
WiredHome 29:422616aa04bd 110 0X00, 0X00, 0x3E, 0x60, 0x3C, 0x06, 0x7C, 0X00, // s
WiredHome 29:422616aa04bd 111 0x08, 0x18, 0x3E, 0x18, 0x18, 0x1A, 0x0C, 0X00, // t
WiredHome 29:422616aa04bd 112 0X00, 0X00, 0x66, 0x66, 0x66, 0x66, 0x3B, 0X00, // u
WiredHome 29:422616aa04bd 113 0X00, 0X00, 0x66, 0x66, 0x66, 0x3C, 0x18, 0X00, // v
WiredHome 29:422616aa04bd 114 0X00, 0X00, 0x63, 0x6B, 0x7F, 0x7F, 0x36, 0X00, // w
WiredHome 29:422616aa04bd 115 0X00, 0X00, 0x63, 0x36, 0x1C, 0x36, 0x63, 0X00, // x
WiredHome 29:422616aa04bd 116 0X00, 0X00, 0x66, 0x66, 0x66, 0x3E, 0x06, 0x7C, // y
WiredHome 29:422616aa04bd 117 0X00, 0X00, 0x7E, 0x4C, 0x18, 0x32, 0x7E, 0X00, // z
WiredHome 29:422616aa04bd 118 0x0E, 0x18, 0x18, 0x70, 0x18, 0x18, 0x0E, 0X00, // {
WiredHome 29:422616aa04bd 119 0x0C, 0x0C, 0x0C, 0X00, 0x0C, 0x0C, 0x0C, 0X00, // |
WiredHome 29:422616aa04bd 120 0x70, 0x18, 0x18, 0x0E, 0x18, 0x18, 0x70, 0X00, // }
WiredHome 29:422616aa04bd 121 0x3B, 0x6E, 0X00, 0X00, 0X00, 0X00, 0X00, 0X00, // ~
WiredHome 29:422616aa04bd 122 0x1C, 0x36, 0x36, 0x1C, 0X00, 0X00, 0X00, 0X00 // DEL
WiredHome 23:a50ded45dbaf 123 };
WiredHome 29:422616aa04bd 124 #endif // LOCALFONT
WiredHome 19:3f82c1161fd2 125
WiredHome 29:422616aa04bd 126 GraphicsDisplay::GraphicsDisplay(const char *name)
WiredHome 29:422616aa04bd 127 : TextDisplay(name)
WiredHome 19:3f82c1161fd2 128 {
WiredHome 29:422616aa04bd 129 font = NULL;
WiredHome 19:3f82c1161fd2 130 //foreground(0xFFFF);
WiredHome 19:3f82c1161fd2 131 //background(0x0000);
dreschpe 0:de9d1462a835 132 }
WiredHome 19:3f82c1161fd2 133
WiredHome 29:422616aa04bd 134 RetCode_t GraphicsDisplay::set_font(const unsigned char * _font)
WiredHome 19:3f82c1161fd2 135 {
WiredHome 29:422616aa04bd 136 font = _font;
WiredHome 29:422616aa04bd 137 INFO("set_font(%lu) %lu", _font, font);
WiredHome 29:422616aa04bd 138 return noerror; // trusting them, but it might be good to put some checks in here...
dreschpe 0:de9d1462a835 139 }
dreschpe 0:de9d1462a835 140
WiredHome 29:422616aa04bd 141 #ifdef LOCALFONT
WiredHome 29:422616aa04bd 142 int GraphicsDisplay::character(int x, int y, int value)
WiredHome 29:422616aa04bd 143 {
WiredHome 29:422616aa04bd 144 INFO("character(%d,%d,%c)", x, t, value);
WiredHome 29:422616aa04bd 145 if (value <= 0x1F && value >= 7F)
WiredHome 29:422616aa04bd 146 return 0;
WiredHome 29:422616aa04bd 147
WiredHome 29:422616aa04bd 148 return blitbit(x, y, FONT8X8[0][0], FONT8X8[0][1],
WiredHome 29:422616aa04bd 149 (char *)&(FONT8x8[value - 0x1F][0]));
WiredHome 29:422616aa04bd 150 }
WiredHome 29:422616aa04bd 151 #else
WiredHome 29:422616aa04bd 152 int GraphicsDisplay::character(int x, int y, int c)
WiredHome 29:422616aa04bd 153 {
WiredHome 29:422616aa04bd 154 unsigned int offset;
WiredHome 29:422616aa04bd 155 const unsigned char * charRecord;
WiredHome 29:422616aa04bd 156
WiredHome 29:422616aa04bd 157 if (c <= 0x1F || c >= 0x7F)
WiredHome 29:422616aa04bd 158 return 0;
WiredHome 29:422616aa04bd 159 offset = font[0]; // bytes / char
WiredHome 29:422616aa04bd 160 charRecord = &font[((c - ' ') * offset) + 4]; // start of char bitmap
WiredHome 29:422616aa04bd 161 return fontblit(x, y, font, charRecord);
WiredHome 29:422616aa04bd 162 }
WiredHome 29:422616aa04bd 163 #endif
WiredHome 19:3f82c1161fd2 164
WiredHome 29:422616aa04bd 165 void GraphicsDisplay::window(unsigned int x, unsigned int y, unsigned int w, unsigned int h)
WiredHome 19:3f82c1161fd2 166 {
dreschpe 0:de9d1462a835 167 // current pixel location
dreschpe 0:de9d1462a835 168 _x = x;
dreschpe 0:de9d1462a835 169 _y = y;
dreschpe 0:de9d1462a835 170 // window settings
dreschpe 0:de9d1462a835 171 _x1 = x;
dreschpe 0:de9d1462a835 172 _x2 = x + w - 1;
dreschpe 0:de9d1462a835 173 _y1 = y;
dreschpe 0:de9d1462a835 174 _y2 = y + h - 1;
dreschpe 0:de9d1462a835 175 }
WiredHome 19:3f82c1161fd2 176
WiredHome 19:3f82c1161fd2 177 void GraphicsDisplay::putp(int colour)
WiredHome 19:3f82c1161fd2 178 {
dreschpe 0:de9d1462a835 179 // put pixel at current pixel location
dreschpe 0:de9d1462a835 180 pixel(_x, _y, colour);
dreschpe 0:de9d1462a835 181 // update pixel location based on window settings
dreschpe 0:de9d1462a835 182 _x++;
dreschpe 0:de9d1462a835 183 if(_x > _x2) {
dreschpe 0:de9d1462a835 184 _x = _x1;
dreschpe 0:de9d1462a835 185 _y++;
dreschpe 0:de9d1462a835 186 if(_y > _y2) {
dreschpe 0:de9d1462a835 187 _y = _y1;
dreschpe 0:de9d1462a835 188 }
dreschpe 0:de9d1462a835 189 }
dreschpe 0:de9d1462a835 190 }
dreschpe 0:de9d1462a835 191
WiredHome 19:3f82c1161fd2 192 void GraphicsDisplay::fill(int x, int y, int w, int h, int colour)
WiredHome 19:3f82c1161fd2 193 {
dreschpe 0:de9d1462a835 194 window(x, y, w, h);
dreschpe 0:de9d1462a835 195 for(int i=0; i<w*h; i++) {
dreschpe 0:de9d1462a835 196 putp(colour);
dreschpe 0:de9d1462a835 197 }
dreschpe 0:de9d1462a835 198 }
WiredHome 19:3f82c1161fd2 199
WiredHome 19:3f82c1161fd2 200 RetCode_t GraphicsDisplay::cls()
WiredHome 19:3f82c1161fd2 201 {
dreschpe 0:de9d1462a835 202 fill(0, 0, width(), height(), _background);
WiredHome 19:3f82c1161fd2 203 return noerror;
dreschpe 0:de9d1462a835 204 }
WiredHome 19:3f82c1161fd2 205
WiredHome 29:422616aa04bd 206 void GraphicsDisplay::blit(int x, int y, int w, int h, const int * colour)
WiredHome 19:3f82c1161fd2 207 {
dreschpe 0:de9d1462a835 208 window(x, y, w, h);
dreschpe 0:de9d1462a835 209 for(int i=0; i<w*h; i++) {
dreschpe 0:de9d1462a835 210 putp(colour[i]);
dreschpe 0:de9d1462a835 211 }
dreschpe 0:de9d1462a835 212 }
WiredHome 19:3f82c1161fd2 213
WiredHome 29:422616aa04bd 214 int GraphicsDisplay::blitbit(int x, int y, int w, int h, const char * colour)
WiredHome 19:3f82c1161fd2 215 {
WiredHome 29:422616aa04bd 216 _foreground = 0xFFFF;
WiredHome 29:422616aa04bd 217 INFO("blitbit(%d,%d, %d,%d, %02X) [%04X,%04X]", x,y, w,h, *colour, _foreground, _background);
WiredHome 29:422616aa04bd 218 INFO("%lu %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X",
WiredHome 29:422616aa04bd 219 colour,
WiredHome 29:422616aa04bd 220 colour[0], colour[1], colour[2], colour[3], colour[4], colour[5], colour[6], colour[7],
WiredHome 29:422616aa04bd 221 colour[8], colour[9], colour[10], colour[11], colour[12], colour[13], colour[14], colour[15]);
dreschpe 0:de9d1462a835 222 window(x, y, w, h);
WiredHome 29:422616aa04bd 223 for (int i = 0; i < w*h; i++) {
dreschpe 0:de9d1462a835 224 char byte = colour[i >> 3];
dreschpe 0:de9d1462a835 225 int offset = i & 0x7;
WiredHome 29:422616aa04bd 226 if (offset == 0)
WiredHome 29:422616aa04bd 227 INFO(" %2d = %02X", i>>3, byte);
dreschpe 0:de9d1462a835 228 int c = ((byte << offset) & 0x80) ? _foreground : _background;
dreschpe 0:de9d1462a835 229 putp(c);
WiredHome 29:422616aa04bd 230 //wait_ms(100);
dreschpe 0:de9d1462a835 231 }
WiredHome 29:422616aa04bd 232 return w;
WiredHome 29:422616aa04bd 233 }
WiredHome 29:422616aa04bd 234
WiredHome 29:422616aa04bd 235
WiredHome 29:422616aa04bd 236 int GraphicsDisplay::fontblit(int x, int y, const unsigned char * fontTable, const unsigned char * fontChar)
WiredHome 29:422616aa04bd 237 {
WiredHome 19:3f82c1161fd2 238 _foreground = 0xFFFF;
WiredHome 29:422616aa04bd 239 //int fontWidth = font[1]; // get hor size of font
WiredHome 29:422616aa04bd 240 int fontHeight = font[2]; // get vert size of font
WiredHome 29:422616aa04bd 241 int bytesPerLine = font[3]; // bytes per line
WiredHome 29:422616aa04bd 242 int charWidth = fontChar[0]; // width of this character
WiredHome 29:422616aa04bd 243 int px, py;
WiredHome 29:422616aa04bd 244 window(x, y, charWidth, fontHeight);
WiredHome 29:422616aa04bd 245
WiredHome 29:422616aa04bd 246 for (py = 0; py < fontHeight; py++) {
WiredHome 29:422616aa04bd 247 int bitmask = 1 << (py & 7);
WiredHome 29:422616aa04bd 248
WiredHome 29:422616aa04bd 249 for (px = 0; px < charWidth; px++) {
WiredHome 29:422616aa04bd 250 int offset = (py / 8) + px * bytesPerLine;
WiredHome 29:422616aa04bd 251 unsigned char byte = fontChar[offset + 1]; // skip the char's # bits wide value
WiredHome 29:422616aa04bd 252 int c = (byte & bitmask) ? _foreground : _background;
WiredHome 29:422616aa04bd 253 putp(c);
WiredHome 29:422616aa04bd 254 }
WiredHome 29:422616aa04bd 255 }
WiredHome 29:422616aa04bd 256 return charWidth;
dreschpe 0:de9d1462a835 257 }
dreschpe 0:de9d1462a835 258
WiredHome 29:422616aa04bd 259
WiredHome 29:422616aa04bd 260
WiredHome 19:3f82c1161fd2 261 int GraphicsDisplay::columns()
WiredHome 19:3f82c1161fd2 262 {
WiredHome 19:3f82c1161fd2 263 return width() / 8;
dreschpe 0:de9d1462a835 264 }
dreschpe 0:de9d1462a835 265
WiredHome 19:3f82c1161fd2 266 int GraphicsDisplay::rows()
WiredHome 19:3f82c1161fd2 267 {
WiredHome 19:3f82c1161fd2 268 return height() / 8;
WiredHome 19:3f82c1161fd2 269 }
WiredHome 19:3f82c1161fd2 270