window.cpp

00001 /*
00002  * mbed LCDWindow library
00003 * Copyright (c) 2010 Hendrik Lipka
00004 * 
00005 * Permission is hereby granted, free of charge, to any person obtaining a copy
00006 * of this software and associated documentation files (the "Software"), to deal
00007 * in the Software without restriction, including without limitation the rights
00008 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00009 * copies of the Software, and to permit persons to whom the Software is
00010 * furnished to do so, subject to the following conditions:
00011 * 
00012 * The above copyright notice and this permission notice shall be included in
00013 * all copies or substantial portions of the Software.
00014 * 
00015 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00016 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00017 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00018 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00019 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00020 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00021 * THE SOFTWARE.
00022 */
00023 
00024 #include "window.h"
00025 
00026 void Window::locate(int column, int row) {
00027     _column = column;
00028     _row = row;
00029 }
00030 
00031 int Window::_putc(int value) {
00032     if (value == '\n') {
00033         _column = 0;
00034         _row++;
00035         if (_row >= getRows ()) {
00036             _row = 0;
00037         }
00038     } else {
00039         character(_column, _row, value);
00040         _column++;
00041         if (_column >= getColumns ()) {
00042             _column = 0;
00043             _row++;
00044             if (_row >= getRows ()) {
00045                 _row = 0;
00046             }
00047         }
00048     }
00049     return value;
00050 }
00051 
00052 Window::Window()
00053 {
00054     _guard=new Semaphore();
00055 }