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Refactored osgsimpleviewerQT4 to implement a GraphicsWindowQT, and then use

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multiple inheritance to build the final SimpleViewerQT.
This commit is contained in:
Robert Osfield
2006-10-05 10:59:04 +00:00
parent 100288b272
commit e7e293594c
1 changed files with 31 additions and 24 deletions
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55
examples/osgsimpleviewerQT4/osgsimpleviewerQT4.cpp
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@@ -14,18 +14,15 @@
#include <iostream>
class OSGWidget : public QGLWidget, public osgGA::SimpleViewer
class GraphicsWindowQT : public QGLWidget, virtual osgGA::GraphicsWindow
{
public:
OSGWidget( QWidget * parent = 0, const char * name = 0, const QGLWidget * shareWidget = 0, Qt::WFlags f = 0 );
virtual ~OSGWidget() {}
GraphicsWindowQT( QWidget * parent = 0, const char * name = 0, const QGLWidget * shareWidget = 0, Qt::WFlags f = 0 );
virtual ~GraphicsWindowQT() {}
protected:
virtual void initializeGL();
virtual void paintGL();
virtual void resizeGL( int width, int height );
virtual void keyPressEvent( QKeyEvent* event );
virtual void keyReleaseEvent( QKeyEvent* event );
@@ -36,39 +33,29 @@ protected:
QTimer _timer;
};
OSGWidget::OSGWidget( QWidget * parent, const char * /*name*/, const QGLWidget * shareWidget, Qt::WFlags f):
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 OSGWidget::initializeGL()
{
QGLWidget::initializeGL();
}
void OSGWidget::paintGL()
{
frame();
}
void OSGWidget::resizeGL( int width, int height )
void GraphicsWindowQT::resizeGL( int width, int height )
{
getEventQueue()->windowResize(0, 0, width, height );
}
void OSGWidget::keyPressEvent( QKeyEvent* event )
void GraphicsWindowQT::keyPressEvent( QKeyEvent* event )
{
getEventQueue()->keyPress( (osgGA::GUIEventAdapter::KeySymbol) event->key() );
}
void OSGWidget::keyReleaseEvent( QKeyEvent* event )
void GraphicsWindowQT::keyReleaseEvent( QKeyEvent* event )
{
getEventQueue()->keyRelease( (osgGA::GUIEventAdapter::KeySymbol) event->key() );
}
void OSGWidget::mousePressEvent( QMouseEvent* event )
void GraphicsWindowQT::mousePressEvent( QMouseEvent* event )
{
int button = 0;
switch(event->button())
@@ -82,7 +69,7 @@ void OSGWidget::mousePressEvent( QMouseEvent* event )
getEventQueue()->mouseButtonPress(event->x(), event->y(), button);
}
void OSGWidget::mouseReleaseEvent( QMouseEvent* event )
void GraphicsWindowQT::mouseReleaseEvent( QMouseEvent* event )
{
int button = 0;
switch(event->button())
@@ -96,11 +83,31 @@ void OSGWidget::mouseReleaseEvent( QMouseEvent* event )
getEventQueue()->mouseButtonRelease(event->x(), event->y(), button);
}
void OSGWidget::mouseMoveEvent( QMouseEvent* event )
void GraphicsWindowQT::mouseMoveEvent( QMouseEvent* event )
{
getEventQueue()->mouseMotion(event->x(), event->y());
}
class SimpleViewerQT : public osgGA::SimpleViewer, public GraphicsWindowQT
{
public:
SimpleViewerQT() {}
virtual void initializeGL()
{
QGLWidget::initializeGL();
}
virtual void paintGL()
{
frame();
}
};
int main( int argc, char **argv )
{
QApplication a( argc, argv );
@@ -120,7 +127,7 @@ int main( int argc, char **argv )
}
OSGWidget* viewerWindow = new OSGWidget;
SimpleViewerQT* viewerWindow = new SimpleViewerQT;
viewerWindow->setSceneData(loadedModel.get());
viewerWindow->setCameraManipulator(new osgGA::TrackballManipulator);