OSGWindowQTPlugin.cpp

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/*---------------------------------------------------------------------------*\
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//---------------------------------------------------------------------------
//  Includes
//---------------------------------------------------------------------------

#include "qstring.h"

#include "OSGWindowQTPlugin.h"

// #include "OSGQGLDesignerWidget_qt.h"
#include "OSGQGLManagedDesignerWidget_qt.h"
#include "OSGQGLManagedWidget_pixmap.xpm"

#include <OSGDrawAction.h>
#include "OSGSimpleGeometry.h"
#include "OSGViewport.h"
#include "OSGPerspectiveCamera.h"
#include "OSGSolidBackground.h"
#include "OSGTrackball.h"

#include <OSGNode.h>

OSG_USING_NAMESPACE


/***************************************************************************\
 *                            Description                                  *
\***************************************************************************/

/***************************************************************************\
 *                           Class methods                                 *
\***************************************************************************/

/*-------------------------------------------------------------------------*\
 -  public                                                                 -
\*-------------------------------------------------------------------------*/

/*------------------------- constructors ----------------------------------*/

OSGWindowQTPlugin::OSGWindowQTPlugin()
{
    osgInit(0, NULL);
}

OSGWindowQTPlugin::~OSGWindowQTPlugin()
{
    osgExit();
}


QStringList OSGWindowQTPlugin::keys() const
{
    QStringList list;
    
    // the OSGQGLDesignerWidget is disabled because it needs to be inherited
    // to be used. A widget plugin cannot be inherited within designer
    // list << "OSGQGLDesignerWidget";
    list << "OSGQGLManagedDesignerWidget";
    return list;
}

QWidget* 
OSGWindowQTPlugin::create( const QString &key, QWidget *parent, const char *name )
{
    // the OSGQGLDesignerWidget is disabled because it needs to be inherited
    // to be used. A widget plugin cannot be inherited within designer
//  if ( key == "OSGQGLDesignerWidget" )
//  {
//      OSGQGLDesignerWidget *w     = new OSGQGLDesignerWidget( parent, name );
//      ViewportPtr           vp    = osg::NullFC;      
//         NodePtr               root  = osg::NullFC;
//      TransformPtr          cam_trans = osg::NullFC;
//         DrawAction            *ract;
//      PerspectiveCameraPtr  cam   = osg::NullFC;
//      SolidBackgroundPtr    bkgnd = SolidBackground::create();
//         Trackball             *tball = new Trackball();  // mem leak here
//         
//      // beacon for camera and light  
//      NodePtr b1n = Node::create();
//      GroupPtr b1 = Group::create();
//      beginEditCP(b1n);
//      b1n->setCore( b1 );
//      endEditCP(b1n);
//      
//      // transformation
//      NodePtr t1n = Node::create();
//      TransformPtr t1 = Transform::create();
//      beginEditCP(t1n);
//      t1n->setCore( t1 );
//      t1n->addChild( b1n );
//      endEditCP(t1n);
// 
//      cam_trans = t1;
// 
//      // light
// 
//      NodePtr dlight = Node::create();
//      DirectionalLightPtr dl = DirectionalLight::create();
// 
//      beginEditCP(dlight);
//      dlight->setCore( dl );
//      endEditCP(dlight);
// 
//      beginEditCP(dl);
//      dl->setAmbient( .3, .3, .3, 1 );
//      dl->setDiffuse( 1, 1, 1, 1 );
//      dl->setDirection(0,0,1);
//      dl->setBeacon( b1n);
//      endEditCP(dl);
// 
//      // root
//      root = Node::create();
//      GroupPtr gr1 = Group::create();
//      beginEditCP(root);
//      root->setCore( gr1 );
//      root->addChild( t1n );
//      root->addChild( dlight );
//      endEditCP(root);
//      
//      NodePtr file = makeInitialScene();
//      file->updateVolume();
// 
//      Vec3f min,max;
//      file->getVolume().getBounds( min, max );
// 
//      beginEditCP(dlight);
//      dlight->addChild( file );
//      endEditCP(dlight);
//      
//      // camera
//      cam = PerspectiveCamera::create();
//      cam->setBeacon( b1n );
//      cam->setFov( deg2rad( 60 ) );
//      cam->setNear( 100 );
//      cam->setFar( 100000 );
// 
//      // Background
//      bkgnd->setColor( Color3f( 0,0,1 ) );
// 
//      // Viewport
// 
//      vp = Viewport::create();
//      vp->setCamera( cam );
//      vp->setBackground( bkgnd );
//      vp->setRoot( root );
//      vp->setSize( 0,0, 1,1 );
// 
//      // Action
//      ract = DrawAction::create();
// 
//      Vec3f pos( 0, 0, max[2] + ( max[2] - min[2] ) * 1.5 );
//      
//      tball->setMode( Trackball::OSGObject );
//      tball->setStartPosition( pos, true );
//      tball->setSum( true );
//      tball->setTranslationMode( Trackball::OSGFree );
// 
//      QTWindowPtr osgWin = QTWindow::create();
//      osgWin->setGlWidget( w );
//      osgWin->addPort( vp );
//         osgWin->init();     // create the context
//         osgWin->activate(); // and activate it
//                      
//      return w;
//  }
    if ( key == "OSGQGLManagedDesignerWidget" )
    {
        OSGQGLManagedDesignerWidget *w = 
            new OSGQGLManagedDesignerWidget( parent, name );
            
        w->getManager().setRoot( makeInitialScene() ); 
        return w;
    }
    return 0;
}

osg::NodePtr OSGWindowQTPlugin::makeInitialScene()
{
    OSG::NodePtr scene = OSG::makeTorus(.5, 1, 8, 8);
    OSG::NodePtr scene2 = OSG::makeTorus(.1, 2, 10, 12);

    OSG::NodePtr grn = OSG::Node::create();
    OSG::GroupPtr gr = OSG::Group::create();

    OSG::beginEditCP(grn, OSG::Node::CoreFieldMask | OSG::Node::ChildrenFieldMask );
    grn->setCore(gr);
    grn->addChild(scene);
    grn->addChild(scene2);
    OSG::endEditCP  (grn, OSG::Node::CoreFieldMask | OSG::Node::ChildrenFieldMask );    
    
    return grn;
}

QString OSGWindowQTPlugin::includeFile( const QString& key ) const
{
    // the OSGQGLDesignerWidget is disabled because it needs to be inherited
    // to be used. A widget plugin cannot be inherited within designer
//  if ( key == "OSGQGLDesignerWidget" )
//      return "OSGQGLDesignerWidget_qt.h";
    if ( key == "OSGQGLManagedDesignerWidget" )
        return "OpenSG/OSGQGLManagedDesignerWidget_qt.h";
    return QString::null;
}

QString OSGWindowQTPlugin::group( const QString& key ) const
{
    // the OSGQGLDesignerWidget is disabled because it needs to be inherited
    // to be used. A widget plugin cannot be inherited within designer
//  if ( key == "OSGQGLDesignerWidget" )
//      return "OpenSG";
    if ( key == "OSGQGLManagedDesignerWidget" )
        return "OpenSG";
    return QString::null;
}

QIconSet OSGWindowQTPlugin::iconSet( const QString& key ) const
{
    // the OSGQGLDesignerWidget is disabled because it needs to be inherited
    // to be used. A widget plugin cannot be inherited within designer
//  if ( key == "OSGQGLDesignerWidget" )
//      return QIconSet( QPixmap( OSGQGLManagedWidget_pixmap ) );
    if ( key == "OSGQGLManagedDesignerWidget" )
        return QIconSet( QPixmap( OSGQGLManagedWidget_pixmap ) );
    return QIconSet();
}

QString OSGWindowQTPlugin::toolTip( const QString& key ) const
{
    // the OSGQGLDesignerWidget is disabled because it needs to be inherited
    // to be used. A widget plugin cannot be inherited within designer
//  if ( key == "OSGQGLDesignerWidget" )
//      return "OpenSG Qt Designer Widget";
    if ( key == "OSGQGLManagedDesignerWidget" )
        return "OpenSG Managed Qt Designer Widget";
    return QString::null;
}

QString OSGWindowQTPlugin::whatsThis( const QString& key ) const
{
    // the OSGQGLDesignerWidget is disabled because it needs to be inherited
    // to be used. A widget plugin cannot be inherited within designer
//  if ( key == "OSGQGLDesignerWidget" )
//      return "A widget to display OpenSG scene";
    if ( key == "OSGQGLManagedDesignerWidget" )
        return "A widget to display OpenSG scene with Simple Scene Manager features";
    return QString::null;
}

bool OSGWindowQTPlugin::isContainer( const QString & key ) const
{
    // the OSGQGLDesignerWidget is disabled because it needs to be inherited
    // to be used. A widget plugin cannot be inherited within designer
//  if ( key == "OSGQGLDesignerWidget" )
//      return false;
    if ( key == "OSGQGLManagedDesignerWidget" )
        return false;
    return false;
}

Q_EXPORT_PLUGIN( OSGWindowQTPlugin )

/*-------------------------------------------------------------------------*/
/*                              cvs id's                                   */

#ifdef __sgi
#pragma set woff 1174
#endif

#ifdef OSG_LINUX_ICC
#pragma warning( disable : 177 )
#endif

namespace 
{
    static Char8 cvsid_cpp[] = "@(#)$Id: OSGWindowQTPlugin.cpp,v 1.2 2003/07/09 08:53:32 dirk Exp $";
    static Char8 cvsid_hpp[] = OSGWINDOWQTPLUGIN_HEADER_CVSID;
}

---