#include "ModuleBase.h"
#include <QObject>
+#include <QMap>
#include <AIS_InteractiveContext.hxx>
#include <V3d_View.hxx>
public:
/// Constructor
/// \param theParent a parent object
- ModuleBase_IViewer(QObject* theParent)
- : QObject(theParent)
- {
- }
+ ModuleBase_IViewer(QObject* theParent);
//! Returns AIS_InteractiveContext from current OCCViewer
virtual Handle(AIS_InteractiveContext) AISContext() const = 0;
/// \param theX the X projection value
/// \param theY the Y projection value
/// \param theZ the Z projection value
- virtual void setViewProjection(double theX, double theY, double theZ) = 0;
+ /// \param theTwist the twist angle in radians
+ virtual void setViewProjection( double theX, double theY, double theZ,
+ double theTwist ) = 0;
/// Add selection filter to the viewer
/// \param theFilter a selection filter
/// \param theFilter a selection filter
virtual void removeSelectionFilter(const Handle(SelectMgr_Filter)& theFilter) = 0;
+ /// Returns true if the selection filter is set to the viewer
+ /// \param theFilter a selection filter
+ virtual bool hasSelectionFilter(const Handle(SelectMgr_Filter)& theFilter) = 0;
+
/// Remove all selection filters from the viewer
virtual void clearSelectionFilters() = 0;
/// Update current viewer
virtual void update() = 0;
+ /// Returns a scale factor of the given view
+ /// \param theView a view object
+ const double Scale(const Handle(V3d_View)& theView)
+ {
+ if (!myWindowScale.contains(theView))
+ myWindowScale.insert(theView, theView->Camera()->Scale());
+ return myWindowScale[theView];
+ }
+
+ /// Remember a scale factor for the view object
+ /// \param theView a view object
+ /// \param theVal a scale factor
+ void SetScale(const Handle(V3d_View)& theView, const double theVal) { myWindowScale[theView] = theVal; }
+
+ /// Method returns True if the viewer can process editing objects
+ /// by mouse drugging. If this is impossible thet it has to return False.
+ virtual bool canDragByMouse() const { return true; }
+
+ /// Fit all along Z (perpendicular to display)
+ virtual void Zfitall() = 0;
+
signals:
/// Signal emited when last view window is closed
void lastViewClosed();
/// Signal emited on selection changed
void contextMenuRequested(QContextMenuEvent*);
+
+ /// Signal emitted on transformation of view point in view window
+ /// \param theTransformation type of transformation (see AppElements_ViewWindow::OperationType)
+ void viewTransformed(int theTransformation);
+
+ protected:
+ /// A map for storing a scale factors dependent on view object
+ QMap<Handle(V3d_View), double> myWindowScale;
};
#endif