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gapecontroller.h

//gapecontroller.h
//Dave Chisholm dkc@ccrma.stanford.edu
//11/24/00

#ifndef _GAPE_CONTROLLER_H_
#define _GAPE_CONTROLLER_H_

#include <qwidget.h>
#include <qapplication.h>
#include "gapeconsts.h"
//#include "object.h"

class GapeController : public QWidget
{
  Q_OBJECT
    public:
        GapeController(QWidget* parent=0, const char * name=0)
        : QWidget(parent,name) {};

        ~GapeController() {};

public slots:
    void setFreq(double freq) {
            emit emitFreq(freq);
        }

        void setGain(double gain) {
            emit emitGain(gain);
        }

        void setGainDb(double gain) {
            emit emitGainDb(gain);
        }

        void setSolo(bool s) {
            emit emitSolo(s);
        }

        void setMute(bool m) {
            emit emitMute(m);
        }

        void setNumChannels(int c) {
            emit emitNumChannels(c);
        }
        //setSampleRate(GapeFloat freq);

    signals:
        void emitFreq(double freq);
        void emitGain(double gain);
        void emitGainDb(double gain);
        void emitSolo(bool s);
        void emitMute(bool m);
        void emitNumChannels(int c);
        //emitSampleRate(GapeFloat freq);

    protected:
        virtual void requestUpdate() {
            //this is a horrible, horrible thing, but right now there doesn't seem to be any help
            //for it. For some reason, the custom event handling in QT linux doesn't seem to working -
            //well, at least not in GAPE... the only time custom events are handled is when mouse events
            //are also happening. So we do some terrible thread-unsafe sadness here. The event handling 
            //in Windows seems to work as expected. I need to investigate this.
            #ifdef DIRECTX_API
            GapeRedrawEvent* ge = new GapeRedrawEvent();   // Qt will delete it when done
            QApplication::postEvent( this, ge );
            #else
            updateDisplay();
            #endif
        }

        virtual void customEvent(QCustomEvent* e) {
            if ( e->type() == GAPE_REDRAW_EVENT ) {
                updateDisplay();
            }
        }

        virtual void updateDisplay () {}

};
#endif

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