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Merged the osgviewerQT3 and QT4 examples into a single osgviewerQT example, and

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ported across from SimpleViewer to using Viewer
This commit is contained in:
Robert Osfield 2007-06-03 09:09:09 +00:00
parent 14d1a325e5
commit e9258849c3
6 changed files with 22 additions and 177 deletions
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6
examples/CMakeLists.txt
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@ -109,11 +109,7 @@ IF (wxWidgets_FOUND)
ENDIF(wxWidgets_FOUND)
IF (QT_FOUND)
IF (QT4_FOUND)
ADD_SUBDIRECTORY(osgviewerQT4)
ELSE(QT4_FOUND)
ADD_SUBDIRECTORY(osgviewerQT3)
ENDIF(QT4_FOUND)
ADD_SUBDIRECTORY(osgviewerQT)
ENDIF(QT_FOUND)
IF (FLTK_FOUND)

12
examples/osgviewerQT/CMakeLists.txt Normal file
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@ -0,0 +1,12 @@
SET(TARGET_SRC osgviewerQT.cpp )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_LIBRARIES} )
INCLUDE_DIRECTORIES(${QT_INCLUDE_DIR} )
IF (QT4_FOUND)
ADD_DEFINITIONS(-DUSE_QT4)
ENDIF(QT4_FOUND)
#### end var setup ###
SETUP_EXAMPLE(osgviewerQT)

17
examples/osgviewerQT3/osgviewerQT3.cpp → examples/osgviewerQT/osgviewerQT.cpp
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@ -5,14 +5,7 @@
#include <osgGA/TrackballManipulator>
#include <osgDB/ReadFile>
#if USE_QT3
class QWidget;
#include <qtimer.h>
#include <qgl.h>
#include <qapplication.h>
#else
#if USE_QT4
#include <QtCore/QTimer>
#include <QtGui/QKeyEvent>
@ -20,6 +13,14 @@
#include <QtOpenGL/QGLWidget>
using Qt::WFlags;
#else
class QWidget;
#include <qtimer.h>
#include <qgl.h>
#include <qapplication.h>
#endif
#include <iostream>

10
examples/osgviewerQT3/CMakeLists.txt
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@ -1,10 +0,0 @@
SET(TARGET_SRC osgviewerQT3.cpp )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_LIBRARIES} )
INCLUDE_DIRECTORIES(${QT_INCLUDE_DIR} )
ADD_DEFINITIONS(-DUSE_QT3)
#### end var setup ###
SETUP_EXAMPLE(osgviewerQT3)

12
examples/osgviewerQT4/CMakeLists.txt
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@ -1,12 +0,0 @@
#configure what we need from Qt4
SET(QT_USE_QTOPENGL yes)
INCLUDE(UseQt4)
SET(TARGET_SRC osgviewerQT4.cpp )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_LIBRARIES} )
INCLUDE_DIRECTORIES(${QT_INCLUDE_DIR} )
#### end var setup ###
SETUP_EXAMPLE(osgviewerQT4)

142
examples/osgviewerQT4/osgviewerQT4.cpp
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@ -1,142 +0,0 @@
// C++ source file - (C) 2003 Robert Osfield, released under the OSGPL.
// (C) 2005 Mike Weiblen http://mew.cx/ released under the OSGPL.
// Simple example using GLUT to create an OpenGL window and OSG for rendering.
// Derived from osgGLUTsimple.cpp and osgkeyboardmouse.cpp
#include <osgViewer/SimpleViewer>
#include <osgGA/TrackballManipulator>
#include <osgDB/ReadFile>
#include <QtCore/QTimer>
#include <QtGui/QKeyEvent>
#include <QtGui/QApplication>
#include <QtOpenGL/QGLWidget>
#include <iostream>
class GraphicsWindowQT : public QGLWidget, virtual osgViewer::GraphicsWindow
{
public:
GraphicsWindowQT( QWidget * parent = 0, const char * name = 0, const QGLWidget * shareWidget = 0, Qt::WFlags f = 0 );
virtual ~GraphicsWindowQT() {}
protected:
virtual void resizeGL( int width, int height );
virtual void keyPressEvent( QKeyEvent* event );
virtual void keyReleaseEvent( QKeyEvent* event );
virtual void mousePressEvent( QMouseEvent* event );
virtual void mouseReleaseEvent( QMouseEvent* event );
virtual void mouseMoveEvent( QMouseEvent* event );
QTimer _timer;
};
GraphicsWindowQT::GraphicsWindowQT( QWidget * parent, const char * /*name*/, const QGLWidget * shareWidget, Qt::WFlags f):
QGLWidget(parent, shareWidget, f)
{
connect(&_timer, SIGNAL(timeout()), this, SLOT(updateGL()));
_timer.start(10);
}
void GraphicsWindowQT::resizeGL( int width, int height )
{
getEventQueue()->windowResize(0, 0, width, height );
}
void GraphicsWindowQT::keyPressEvent( QKeyEvent* event )
{
getEventQueue()->keyPress( (osgGA::GUIEventAdapter::KeySymbol) event->key() );
}
void GraphicsWindowQT::keyReleaseEvent( QKeyEvent* event )
{
getEventQueue()->keyRelease( (osgGA::GUIEventAdapter::KeySymbol) event->key() );
}
void GraphicsWindowQT::mousePressEvent( QMouseEvent* event )
{
int button = 0;
switch(event->button())
{
case(Qt::LeftButton): button = 1; break;
case(Qt::MidButton): button = 2; break;
case(Qt::RightButton): button = 3; break;
case(Qt::NoButton): button = 0; break;
default: button = 0; break;
}
getEventQueue()->mouseButtonPress(event->x(), event->y(), button);
}
void GraphicsWindowQT::mouseReleaseEvent( QMouseEvent* event )
{
int button = 0;
switch(event->button())
{
case(Qt::LeftButton): button = 1; break;
case(Qt::MidButton): button = 2; break;
case(Qt::RightButton): button = 3; break;
case(Qt::NoButton): button = 0; break;
default: button = 0; break;
}
getEventQueue()->mouseButtonRelease(event->x(), event->y(), button);
}
void GraphicsWindowQT::mouseMoveEvent( QMouseEvent* event )
{
getEventQueue()->mouseMotion(event->x(), event->y());
}
class SimpleViewerQT : public osgViewer::SimpleViewer, public GraphicsWindowQT
{
public:
SimpleViewerQT( QWidget * parent = 0, const char * name = 0, const QGLWidget * shareWidget = 0, Qt::WFlags f = 0 ):
GraphicsWindowQT(parent, name, shareWidget, f) {}
virtual void initializeGL()
{
QGLWidget::initializeGL();
}
virtual void paintGL()
{
frame();
}
};
int main( int argc, char **argv )
{
QApplication a( argc, argv );
if (argc<2)
{
std::cout << argv[0] <<": requires filename argument." << std::endl;
return 1;
}
// load the scene.
osg::ref_ptr<osg::Node> loadedModel = osgDB::readNodeFile(argv[1]);
if (!loadedModel)
{
std::cout << argv[0] <<": No data loaded." << std::endl;
return 1;
}
SimpleViewerQT* viewerWindow = new SimpleViewerQT;
viewerWindow->setSceneData(loadedModel.get());
viewerWindow->setCameraManipulator(new osgGA::TrackballManipulator);
viewerWindow->show();
a.connect( &a, SIGNAL(lastWindowClosed()), &a, SLOT(quit()) );
return a.exec();
}
/*EOF*/