OpenSceneGraph/include/osgGLUT/GLUTEventAdapter

129 lines
4.1 KiB
C++

/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2003 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSGGLUT_GLUTEVENTADAPTER
#define OSGGLUT_GLUTEVENTADAPTER 1
#include <osgGA/GUIEventAdapter>
#include <osgGLUT/Export>
namespace osgGLUT{
/** Class for adapting GLUT events so that they can be used as input to osgGA::CameraManipulators.*/
class OSGGLUT_EXPORT GLUTEventAdapter : public osgGA::GUIEventAdapter
{
public:
GLUTEventAdapter();
virtual ~GLUTEventAdapter() {}
/** Get the EventType of the GUI event.*/
virtual EventType getEventType() const { return _eventType; }
/** key pressed, return -1 if inappropriate for this event. */
virtual int getKey() const { return _key; }
/** button pressed/released, return -1 if inappropriate for this event.*/
virtual int getButton() const { return _button; }
/** window minimum x. */
virtual int getXmin() const { return _Xmin; }
/** window maximum x. */
virtual int getXmax() const { return _Xmax; }
/** window minimum y. */
virtual int getYmin() const { return _Ymin; }
/** window maximum y. */
virtual int getYmax() const { return _Ymax; }
/** current mouse x position.*/
virtual int getX() const { return _mx; }
/** current mouse y position.*/
virtual int getY() const { return _my; }
/** current mouse button state */
virtual unsigned int getButtonMask() const { return _buttonMask; }
/** current modkey state */
virtual unsigned int getModKeyMask() const;
/** time in seconds of event. */
virtual double time() const { return _time; }
/** static method for setting window dimensions.*/
static void setWindowSize(int Xmin, int Ymin, int Xmax, int Ymax);
/** static method for setting button state.*/
static void setButtonMask(unsigned int buttonMask);
/** method for adapting resize events. */
void adaptResize(double t, int Xmin, int Ymin, int Xmax, int Ymax);
/** method for adapting mouse motion events whilst mouse buttons are pressed.*/
void adaptMouseMotion(double t, int x, int y);
/** method for adapting mouse motion events whilst no mouse button are pressed.*/
void adaptMousePassiveMotion(double t,int x, int y);
/** method for adapting mouse button pressed/released events.*/
void adaptMouse(double t,int button, int state, int x, int y);
/** method for adapting keyboard events.*/
void adaptKeyboard( double t, unsigned char key,
int x, int y, bool keydown );
/** method for adapting frame events, i.e. idle/display callback.*/
void adaptFrame(double t);
void copyStaticVariables();
protected:
EventType _eventType;
int _key;
int _button;
int _Xmin,_Xmax;
int _Ymin,_Ymax;
int _mx;
int _my;
unsigned int _buttonMask;
double _time;
// used to accumulate the button mask state, it represents
// the current button mask state, which is modified by the
// adaptMouse() method which then copies it to value _buttonMask
// which required the mouse buttons state at the time of the event.
static unsigned int _s_accumulatedButtonMask;
// used to store current button value
static int _s_button;
// used to store window min and max values.
static int _s_Xmin;
static int _s_Xmax;
static int _s_Ymin;
static int _s_Ymax;
static int _s_mx;
static int _s_my;
};
}
#endif