MultiClick.h

00001 /*
00002 MultiClick.h:
00003   For one button operation.
00004   This library suports these events,
00005     * Single click
00006     * Double click
00007     * N times click (over 3 times click)
00008     * Long press
00009 
00010 The MIT License (MIT)
00011 
00012 Copyright (c) 2016 Uematsu Electric Co.,Ltd. Toru OHTSUKA
00013 <t-ohtsuka@jupiter.ocn.ne.jp>
00014 
00015 Permission is hereby granted, free of charge, to any person obtaining a copy
00016 of this software and associated documentation files (the "Software"), to deal
00017 in the Software without restriction, including without limitation the rights
00018 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00019 copies of the Software, and to permit persons to whom the Software is
00020 furnished to do so, subject to the following conditions:
00021 
00022 The above copyright notice and this permission notice shall be included in
00023 all copies or substantial portions of the Software.
00024 
00025 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00026 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00027 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00028 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00029 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00030 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00031 THE SOFTWARE.
00032 */
00033 
00034 /*
00035  * Modified version to work with an EventQueue
00036  * Removed deprecated code
00037  */
00038 
00039 #include "mbed.h"
00040 
00041 class MultiClick {
00042 public:
00043   MultiClick(PinName pin, EventQueue *q);
00044   MultiClick(PinName pin, PinMode m, EventQueue *q);
00045   void attach_clicked(void (*function)(void));
00046   void attach_doubleclicked(void (*function)(void));
00047   void attach_n_clicked(void (*function)(int));
00048   void attach_longpressed(void (*function)(void));
00049 
00050 private:
00051   void isr_pressed(void);
00052   void click_detect_timeout(void);
00053   void press_check_func(void);
00054 
00055   InterruptIn *_iin;
00056   PinMode _mode;
00057 
00058   Ticker *_press_check;
00059   Timeout *_click_detect_timeout;
00060 
00061   int _shortpress_num;
00062   int _longpress_num;
00063 
00064   int _press_check_interval_us;
00065   int _click_interval_us;
00066   int _click_times;
00067 
00068   int _pressed_count;
00069   bool _longpressed;
00070 
00071   EventQueue *_queue;
00072 
00073   void (*_c_callback_clicked)(void);
00074   void (*_c_callback_doubleclicked)(void);
00075   void (*_c_callback_n_clicked)(int);
00076   void (*_c_callback_longpressed)(void);
00077 };