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

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

Committer:
hlipka
Date:
Tue Feb 22 22:57:44 2011 +0000
Revision:
9:2fe93daa2106
Parent:
2:5ac5bab7daaf 
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 MULTIWINDOW_H_
hlipka 0:ae5037e3d6e0 25 #define MULTIWINDOW_H_
hlipka 0:ae5037e3d6e0 26
hlipka 0:ae5037e3d6e0 27 #include "window.h"
hlipka 0:ae5037e3d6e0 28
hlipka 0:ae5037e3d6e0 29 #include "vector"
hlipka 0:ae5037e3d6e0 30
hlipka 0:ae5037e3d6e0 31 using namespace std;
hlipka 0:ae5037e3d6e0 32
hlipka 0:ae5037e3d6e0 33 /**
hlipka 0:ae5037e3d6e0 34 * Class for combining multiple windows into a single one (by stacking them on top of each other).
hlipka 0:ae5037e3d6e0 35 * It is assumed that all windows are of the same width (but they might be of different height).
hlipka 0:ae5037e3d6e0 36 */
hlipka 0:ae5037e3d6e0 37 class MultiWindow: public Window
hlipka 0:ae5037e3d6e0 38 {
hlipka 0:ae5037e3d6e0 39 public:
hlipka 0:ae5037e3d6e0 40 /**
hlipka 0:ae5037e3d6e0 41 * @param lcds the vector of windows to stack. Aggregated height is calculated as sum of all heights
hlipka 0:ae5037e3d6e0 42 */
hlipka 0:ae5037e3d6e0 43 MultiWindow(vector<Window*> lcds);
hlipka 0:ae5037e3d6e0 44 /**
hlipka 0:ae5037e3d6e0 45 * writes text to the parent window which contains the given line
hlipka 0:ae5037e3d6e0 46 */
hlipka 2:5ac5bab7daaf 47 virtual void writeText(const unsigned int column, const unsigned int row, const char text[]);
hlipka 2:5ac5bab7daaf 48 virtual int getColumns(){return _columns;};
hlipka 2:5ac5bab7daaf 49 virtual int getRows(){return _rows;};
hlipka 0:ae5037e3d6e0 50 /**
hlipka 0:ae5037e3d6e0 51 * clears all parent windows
hlipka 0:ae5037e3d6e0 52 */
hlipka 0:ae5037e3d6e0 53 virtual void clear();
hlipka 2:5ac5bab7daaf 54 virtual void character(int column, int row, int c);
hlipka 2:5ac5bab7daaf 55
hlipka 0:ae5037e3d6e0 56 private:
hlipka 0:ae5037e3d6e0 57 vector<Window*> _lcds;
hlipka 2:5ac5bab7daaf 58 int _columns;
hlipka 2:5ac5bab7daaf 59 int _rows;
hlipka 0:ae5037e3d6e0 60 };
hlipka 0:ae5037e3d6e0 61
hlipka 0:ae5037e3d6e0 62 #endif