QtWidgetNode.hh

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/*===========================================================================*\
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 *   $Revision$                                                         *
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\*===========================================================================*/
 
//=============================================================================
//
//  CLASS QtWidgetNode
//
//=============================================================================
 
#ifndef QT_WIDGET_NODE_HH
#define QT_WIDGET_NODE_HH
 
//== INCLUDES =================================================================
 
#include <ACG/Geometry/Types/PlaneType.hh>
#include <ACG/Scenegraph/BaseNode.hh>
#include <ACG/Scenegraph/DrawModes.hh>
#include <ACG/GL/VertexDeclaration.hh>
#include <ACG/GL/IRenderer.hh>
#include <ACG/GL/GLPrimitives.hh>
#include <OpenFlipper/common/ObjectTypeDLLDefines.hh>
 
 
#include <QObject>
#include <QWidget>
 
//== NAMESPACES ===============================================================
 
namespace ACG {
namespace SceneGraph {
 
//== CLASS DEFINITION =========================================================
 
class OBJECTTYPEDLLEXPORT QtWidgetNode : public BaseNode
{
    using Plane = ACG::Geometry::Plane;
public:
    QtWidgetNode(QWidget* _widget, BaseNode *_parent = 0, std::string _name = "<QtWidgetNode>");
 
    ~QtWidgetNode();
 
    ACG_CLASSNAME(QtWidgetNode);
 
    ACG::SceneGraph::DrawModes::DrawMode availableDrawModes() const override;
 
    void boundingBox(ACG::Vec3d & _bbMin, ACG::Vec3d & _bbMax) override;
 
    void getRenderObjects(ACG::IRenderer* _renderer, ACG::GLState&  _state , const ACG::SceneGraph::DrawModes::DrawMode&  _drawMode , const ACG::SceneGraph::Material* _mat) override;
 
 
    void mouseEvent(GLState& _state, QMouseEvent* _event) override;
    void mouseEvent(QMouseEvent* _event);
 
    QWidget* widget()const{return widget_;}
    void setWidget(QWidget* _w);
 
private:
    class NodeEventFilter : public QObject
    {
    public:
      explicit NodeEventFilter(QtWidgetNode* p){node_ = p;}
    protected:
      bool eventFilter(QObject *obj, QEvent *event);
    private:
      QtWidgetNode *node_;
    } *ef_;
 
    friend class NodeEventFilter;
 
    void createTexture();
 
    void createGeometry(GLState& _state);
 
    void updateGeometry();
 
    void uploadPlane();
 
    unsigned int vbo_;
    GLuint texID_;
    ACG::VertexDeclaration vertexDecl_;
 
    QWidget* widget_;
 
    int oldWidgetWidth_;
    int oldWidgetHeight_;
 
    Plane plane_;
    bool planeCreated_;
 
    GLState* state_;
 
    bool anisotropicSupport_;
 
};
 
//=============================================================================
} // namespace SceneGraph
} // namespace ACG
 
//=============================================================================
#endif // QT_WIDGET_NODE_HH defined
//=============================================================================