Michele Furlanetto / Mbed 2 deprecated mbed_keyboard

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Dependencies:   TextLCD mbed MMA8451Q TSI

ButtonMusical.cpp

Committer:
mfurlanetto
Date:
2015-10-16
Branch:
mono
Revision:
10:6e18b220e10c
Parent:
8:60231840370f

File content as of revision 10:6e18b220e10c:

#include "Speaker.h"
#include "Note.cpp"
#include "Button.cpp"

class ButtonMusical: public Button
{
public:
    
    ButtonMusical(PinName pin, Note note, Speaker* speaker) : Button(pin),  _note(note), sp(speaker)  {
        alreadyPressed=false;
    }
    void press() {
        if(!alreadyPressed) {
            sp->changeFrequency(_note.getFrequency());
            buttonsPressed++;
            alreadyPressed=true;
        }
    }

    void release() {
        if(alreadyPressed)   {
            if(--buttonsPressed==0)
                sp->stop();
            alreadyPressed=false;
        }
    }

private:
    Note _note;
    bool alreadyPressed;
    Speaker* sp;
    
    int static buttonsPressed;
};