coAction.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_ACTION_H
#define CO_ACTION_H
 
#include <util/coTypes.h>
#include <string>
 
namespace vrui
{
 
class vruiHit;
class vruiNode;
class vruiActionUserData;
 
class OPENVRUIEXPORT coAction
{
public:
    coAction(); 
    virtual ~coAction(); 
 
    virtual int hit(vruiHit *hit) = 0;
 
    virtual void miss();
 
    enum Result
    {
        ACTION_DONE = 0x00,
        ACTION_CALL_ON_MISS = 0x01,
        ACTION_UNDEF = 0x02
    };
 
    // internal:
    void setFrame(unsigned int frame)
    {
        thisFrame = frame;
    }
    unsigned int getFrame() const
    {
        return thisFrame;
    }
    void setNode(vruiNode *);
    void addChild(coAction *);
    virtual int hitAll(vruiHit *hit);
    virtual void missAll();
 
private:
    vruiActionUserData *userData; 
    vruiNode *myNode; 
    coAction *child; 
    coAction *parent; 
    unsigned int thisFrame; 
 
protected:
    std::string actionName;
};
 
}
#endif