coRotButton.h

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/* This file is part of COVISE.
 
   You can use it under the terms of the GNU Lesser General Public License
   version 2.1 or later, see lgpl-2.1.txt.
 
 * License: LGPL 2+ */
 
#ifndef CO_VOL_ROTBUTTON_H
#define CO_VOL_ROTBUTTON_H
 
#include <OpenVRUI/coAction.h>
#include <OpenVRUI/coButtonGeometry.h>
#include <OpenVRUI/coUIElement.h>
 
namespace vrui
{
 
class coRotButton;
 
class vruiTransformNode;
 
class OPENVRUIEXPORT coRotButtonActor
{
public:
    virtual ~coRotButtonActor(){};
    virtual void buttonEvent(coRotButton *button) = 0;
};
 
class OPENVRUIEXPORT coRotButton : public coAction, public coUIElement
{
public:
    coRotButton(coButtonGeometry *geometry, coRotButtonActor *actor);
    virtual ~coRotButton();
 
    void setState(bool state, bool generateEvent = false);
    bool getState() const;
 
    void updateSwitch();
    bool isPressed() const;
 
    virtual int hit(vruiHit *hit);
    virtual void miss();
 
    virtual void onPress();
    virtual void onRelease();
 
    void setPos(float x, float y, float z = 0.0f);
    virtual void setSize(float x, float y, float z);
    virtual void setSize(float size);
 
    virtual void setRotation(float rotation);
 
    virtual void setActive(bool a);
 
    virtual float getWidth() const
    {
        return myGeometry->getWidth() * xScaleFactor;
    }
    virtual float getHeight() const
    {
        return myGeometry->getHeight() * yScaleFactor;
    }
 
    virtual float getXpos() const
    {
        return myX;
    }
    virtual float getYpos() const
    {
        return myY;
    }
    virtual float getZpos() const
    {
        return myZ;
    }
 
    virtual void createGeometry();
    virtual void resizeGeometry();
 
    virtual vruiTransformNode *getDCS();
 
    virtual const char *getClassName() const;
    virtual bool isOfClassName(const char *) const;
 
protected:
    bool selectionState; 
    bool pressState; 
    bool wasReleased;
    coButtonGeometry *myGeometry; 
    coRotButtonActor *myActor; 
    float myX; 
    float myY; 
    float myZ; 
 
    vruiTransformNode *myDCS;
    vruiTransformNode *rotationDCS;
    float rotation; 
    bool active_; 
};
 
class coRotPushButton : public coRotButton
{
public:
    coRotPushButton(coButtonGeometry *geometry, coRotButtonActor *actor);
    virtual ~coRotPushButton();
    virtual void onPress();
    virtual void onRelease();
    virtual void miss();
 
    virtual const char *getClassName() const;
    virtual bool isOfClassName(const char *) const;
};
 
class coRotToggleButton : public coRotButton
{
public:
    coRotToggleButton(coButtonGeometry *geometry, coRotButtonActor *actor);
    virtual ~coRotToggleButton();
    virtual void onPress();
 
    virtual const char *getClassName() const;
    virtual bool isOfClassName(const char *) const;
};
}
#endif