Terminal.cpp

00001 /* mbed Terminal Library, for ANSI/VT200 Terminals and ecape codes
00002  * Copyright (c) 2007-2010, sford, http://mbed.org
00003  *
00004  * Permission is hereby granted, free of charge, to any person obtaining a copy
00005  * of this software and associated documentation files (the "Software"), to deal
00006  * in the Software without restriction, including without limitation the rights
00007  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00008  * copies of the Software, and to permit persons to whom the Software is
00009  * furnished to do so, subject to the following conditions:
00010  *
00011  * The above copyright notice and this permission notice shall be included in
00012  * all copies or substantial portions of the Software.
00013  *
00014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00015  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00016  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00017  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00018  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00019  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00020  * THE SOFTWARE.
00021  */
00022 
00023 /*
00024  * 26.01.2012 -> Line 35 edited by Stefan Hendrich, all other code is original
00025  */
00026  
00027  
00028 #include "Terminal.h"
00029 
00030 #include "mbed.h"
00031 
00032 Terminal::Terminal(PinName tx, PinName rx) : Serial(tx, rx) {}
00033 
00034 void Terminal::cls() {
00035     this->printf("\033[2J");
00036 }
00037 
00038 void Terminal::locate(int column, int row) {
00039     // Cursor Home    <ESC>[{ROW};{COLUMN}H
00040     this->printf("\033[%d;%dH", row + 1, column + 1);  // %c deleted by Stefan Hendrich at 26.01.2012
00041 }
00042 
00043 static int rgb888tobgr111(int colour) {
00044     int r = (colour >> 23) & 1;
00045     int g = (colour >> 15) & 1;
00046     int b = (colour >> 7) & 1;
00047     return (b << 2) | (g << 1) | (r << 0);
00048 }
00049 
00050 void Terminal::foreground(int colour) {
00051     // Set Attribute Mode    <ESC>[{n}m
00052     // Foreground Colours : 30 + bgr
00053     int c = 30 + rgb888tobgr111(colour);
00054     this->printf("\033[%dm", c);
00055 }
00056 
00057 void Terminal::background(int colour) {
00058     // Set Attribute Mode    <ESC>[{n}m
00059     // Background Colours : 40 + bgr
00060     int c = 40 + rgb888tobgr111(colour);
00061     this->printf("\033[%dm", c);
00062 }