Martin Smith / Mbed 2 deprecated Countdown

Dependencies:   mbed

Terminal.cpp@0:bd5143ec272b, 2010-02-09 (annotated)

Committer:
ms523
Date:
Tue Feb 09 15:05:33 2010 +0000
Revision:
0:bd5143ec272b

        

        
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/* mbed ANSI/VT100 Terminal Library





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 * Copyright (c) 2007-2009 sford





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 * Released under the MIT License: http://mbed.org/license/mit





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 */





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#include "Terminal.h"





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#include "mbed.h"





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#define ASCII_BLOCK     219





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#define ASCII_BORDER_H  205





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#define ASCII_BORDER_V  186





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#define ASCII_BORDER_TL 201





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#define ASCII_BORDER_TR 187





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#define ASCII_BORDER_BL 200





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#define ASCII_BORDER_BR 188





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#define WIDTH 30





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Terminal::Terminal(PinName tx, PinName rx) : Serial(tx, rx) {}





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void Terminal::cls() {





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    this->printf("\033[2J");





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}





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void Terminal::locate(int column, int row) {





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    // Cursor Home    <ESC>[{ROW};{COLUMN}H





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    this->printf("\033[%d;%dH", row + 1, column + 1);





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}





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static int rgb888tobgr111(int colour) {





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    int r = (colour >> 23) & 1;





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    int g = (colour >> 15) & 1;





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    int b = (colour >> 7) & 1;





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    return (b << 2) | (g << 1) | (r << 0);





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}





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void Terminal::foreground(int colour) {





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    // Set Attribute Mode    <ESC>[{n}m





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    // Foreground Colours : 30 + bgr





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    int c = 30 + rgb888tobgr111(colour);





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    this->printf("\033[%dm", c);





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}





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void Terminal::background(int colour) {





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    // Set Attribute Mode    <ESC>[{n}m





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    // Background Colours : 40 + bgr





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    int c = 40 + rgb888tobgr111(colour);





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    this->printf("\033[%dm", c);





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}





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void Terminal::box(int x, int y, int w, int h) { 





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     // corners





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    locate(x, y);





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    putc(ASCII_BORDER_TL);





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    locate(x + w - 1, y);





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    putc(ASCII_BORDER_TR);





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    locate(x, y + h - 1);





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    putc(ASCII_BORDER_BL);





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    locate(x + w - 1, y + h - 1);





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    putc(ASCII_BORDER_BR);





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    // top





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    locate(x + 1, y);





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    for(int i=0; i<(w-2); i++){





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        putc(ASCII_BORDER_H);





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    }





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    // bottom





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    locate(x + 1, y + h - 1);





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    for(int i=0; i<(w-2); i++){





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        putc(ASCII_BORDER_H);





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    }





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    // left





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    locate(x, y + 1);





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    for(int i=1; i<(h-1); i++){





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        putc(ASCII_BORDER_V);





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        printf("\n");





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        putc(0x08);





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    }





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    // right





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    locate(x + w - 1, y + 1);





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    for(int i=1; i<(h-1); i++){





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        putc(ASCII_BORDER_V);





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        printf("\n");





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        putc(0x08);





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    }  





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} 





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