Fork of David Smart's RA8875 library for the purpose of adding touch screen support
Fork of RA8875 by
GraphicsDisplay.cpp
- Committer:
- WiredHome
- Date:
- 2014-01-19
- Revision:
- 29:422616aa04bd
- Parent:
- 23:a50ded45dbaf
- Child:
- 31:c72e12cd5c67
File content as of revision 29:422616aa04bd:
/* mbed GraphicsDisplay Display Library Base Class * Copyright (c) 2007-2009 sford * Released under the MIT License: http://mbed.org/license/mit */ #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 }; #endif // LOCALFONT GraphicsDisplay::GraphicsDisplay(const char *name) : TextDisplay(name) { font = NULL; //foreground(0xFFFF); //background(0x0000); } RetCode_t GraphicsDisplay::set_font(const unsigned char * _font) { 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) { // current pixel location _x = x; _y = y; // window settings _x1 = x; _x2 = x + w - 1; _y1 = y; _y2 = y + h - 1; } void GraphicsDisplay::putp(int colour) { // put pixel at current pixel location pixel(_x, _y, colour); // update pixel location based on window settings _x++; if(_x > _x2) { _x = _x1; _y++; if(_y > _y2) { _y = _y1; } } } void GraphicsDisplay::fill(int x, int y, int w, int h, int colour) { window(x, y, w, h); for(int i=0; i<w*h; i++) { putp(colour); } } RetCode_t GraphicsDisplay::cls() { fill(0, 0, width(), height(), _background); return noerror; } 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++) { putp(colour[i]); } } 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++) { 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; //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; } int GraphicsDisplay::rows() { return height() / 8; }