Fork of LCD-Window which works with Enhanced TextLCD from Wim
Fork of LcdWindow by
terminal.cpp
- Committer:
- hlipka
- Date:
- 2010-11-16
- Revision:
- 1:65f72ed914fa
- Parent:
- 0:ae5037e3d6e0
- Child:
- 2:5ac5bab7daaf
File content as of revision 1:65f72ed914fa:
/* * mbed LCDWindow library * Copyright (c) 2010 Hendrik Lipka * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include "terminal.h" #include "string.h" Terminal::Terminal(Window* window) { _window=window; _height=window->getHeight(); _width=window->getWidth(); _lines=new char*[_height]; for (int i=0;i<_height;i++) { _lines[i]=createLine(); } } char* Terminal::createLine() { char* text=new char[_width+1]; memset(text,32,_width); text[_width]=0; return text; } void Terminal::writeText(const unsigned int line, const unsigned int pos, const char text[]) { _window->writeText(line,pos,text); int min=pos+strlen(text); if (min>_width) min=_width; for (int i=pos;i<min;i++) { _lines[line][i]=text[i-pos]; // copy text into proper line } } void Terminal::addText(const char text[]) { delete [] _lines[0]; for (int i=0;i<_height-1;i++) { _lines[i]=_lines[i+1]; } _lines[_height-1]=createLine(); memset(_lines[_height-1],32,_width); int min=strlen(text); if (min>_width) min=_width; for (int i=0;i<min;i++) { _lines[_height-1][i]=text[i]; // copy text into proper line } clear(); for (int i=0;i<_height;i++) { _window->writeText(i,0,_lines[i]); } } void Terminal::clear() { _window->clear(); }