Hendrik Lipka / LcdWindow

Display text on LCD displays (even on multiple ones). Allow to create windows (frames) on display, and to combine them (split, add, duplicate, scroll). See http://mbed.org/users/hlipka/notebook/lcdwindow/ for more information.

Dependents:   Mbell

lcd.h@9:2fe93daa2106, 2011-02-22 (annotated)

Committer:
hlipka
Date:
Tue Feb 22 22:57:44 2011 +0000
Revision:
9:2fe93daa2106
Parent:
3:e5d5e2fe4bf6 
fixed semaphore handling - should now be really thread safe (can be called from interrupts)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hlipka 0:ae5037e3d6e0 1 /*
hlipka 0:ae5037e3d6e0 2 * mbed LCDWindow library
hlipka 0:ae5037e3d6e0 3 * Copyright (c) 2010 Hendrik Lipka
hlipka 0:ae5037e3d6e0 4 *
hlipka 0:ae5037e3d6e0 5 * Permission is hereby granted, free of charge, to any person obtaining a copy
hlipka 0:ae5037e3d6e0 6 * of this software and associated documentation files (the "Software"), to deal
hlipka 0:ae5037e3d6e0 7 * in the Software without restriction, including without limitation the rights
hlipka 0:ae5037e3d6e0 8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
hlipka 0:ae5037e3d6e0 9 * copies of the Software, and to permit persons to whom the Software is
hlipka 0:ae5037e3d6e0 10 * furnished to do so, subject to the following conditions:
hlipka 0:ae5037e3d6e0 11 *
hlipka 0:ae5037e3d6e0 12 * The above copyright notice and this permission notice shall be included in
hlipka 0:ae5037e3d6e0 13 * all copies or substantial portions of the Software.
hlipka 0:ae5037e3d6e0 14 *
hlipka 0:ae5037e3d6e0 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
hlipka 0:ae5037e3d6e0 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
hlipka 0:ae5037e3d6e0 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
hlipka 0:ae5037e3d6e0 18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
hlipka 0:ae5037e3d6e0 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
hlipka 0:ae5037e3d6e0 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
hlipka 0:ae5037e3d6e0 21 * THE SOFTWARE.
hlipka 0:ae5037e3d6e0 22 */
hlipka 0:ae5037e3d6e0 23
hlipka 0:ae5037e3d6e0 24 #ifndef LCD_H_
hlipka 0:ae5037e3d6e0 25 #define LCD_H_
hlipka 0:ae5037e3d6e0 26
hlipka 0:ae5037e3d6e0 27 #include "window.h"
hlipka 0:ae5037e3d6e0 28
hlipka 0:ae5037e3d6e0 29 /**
hlipka 0:ae5037e3d6e0 30 * base class for all (text based) LCD displays
hlipka 0:ae5037e3d6e0 31 */
hlipka 0:ae5037e3d6e0 32 class TextLCDBase: public Window
hlipka 0:ae5037e3d6e0 33 {
hlipka 0:ae5037e3d6e0 34 public:
hlipka 0:ae5037e3d6e0 35 /**
hlipka 0:ae5037e3d6e0 36 * this is the only function added to the Window interface
hlipka 0:ae5037e3d6e0 37 * it must be called from the outside, and initializes the display.
hlipka 0:ae5037e3d6e0 38 */
hlipka 0:ae5037e3d6e0 39 virtual void init()=0;
hlipka 2:5ac5bab7daaf 40 virtual int getRows(){return _rows;};
hlipka 2:5ac5bab7daaf 41 virtual int getColumns(){return _columns;};
hlipka 0:ae5037e3d6e0 42 protected:
hlipka 2:5ac5bab7daaf 43 const unsigned int _columns;
hlipka 2:5ac5bab7daaf 44 const unsigned int _rows;
hlipka 3:e5d5e2fe4bf6 45 TextLCDBase(unsigned int columns, unsigned int rows):Window(),_columns(columns),_rows(rows)
hlipka 0:ae5037e3d6e0 46 {
hlipka 3:e5d5e2fe4bf6 47 };
hlipka 3:e5d5e2fe4bf6 48 void test(){printf("x");};
hlipka 0:ae5037e3d6e0 49 };
hlipka 0:ae5037e3d6e0 50
hlipka 0:ae5037e3d6e0 51 #endif /*LCD_H_*/