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Useless semicolons are removed after closing braces of namespaces and macros in code dependent on FreeImage and VTK. Comments added at the closing braces of namespaces to help comprehension. In OSD_File.cxx and OSD_Disk.cxx, unnecessary declarations of system functions are removed
153 lines
6.7 KiB
C++
153 lines
6.7 KiB
C++
// Created: 2011-10-27
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// Created by: Roman KOZLOV
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// Copyright (c) 2011-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef __IVTKTOOLS_SHAPEPICKER_H__
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#define __IVTKTOOLS_SHAPEPICKER_H__
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#include <IVtkTools.hxx>
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#include <IVtk_Types.hxx>
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#include <IVtkOCC_ShapePickerAlgo.hxx>
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#include <vtkAbstractPropPicker.h>
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class vtkRenderer;
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class vtkActorCollection;
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//! @class IVtkTools_ShapePicker
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//! @brief VTK picker for OCC shapes with OCC selection algorithm.
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class IVtkTools_EXPORT IVtkTools_ShapePicker : public vtkAbstractPropPicker
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{
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public:
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vtkTypeMacro(IVtkTools_ShapePicker, vtkAbstractPropPicker)
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static IVtkTools_ShapePicker* New();
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//! Pick entities in the given point or area.
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//! @return Number of detected entities.
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int pick (double* thePos, vtkRenderer *theRenderer, const int theNbPoints = -1);
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//! Pick entities in the given point.
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//! @return Number of detected entities.
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int Pick (double theX, double theY, double theZ, vtkRenderer *theRenderer = NULL);
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//! Pick entities in the given rectangle area.
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//! @return Number of detected entities.
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int Pick(double theX0, double theY0, double theX1, double theY1, vtkRenderer *theRenderer = NULL);
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//! Pick entities in the given polygonal area.
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//! @return Number of detected entities.
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int Pick(double poly[][3], const int theNbPoints, vtkRenderer *theRenderer = NULL);
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//! Setter for tolerance of picking.
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void SetTolerance (float theTolerance);
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//! Getter for tolerance of picking.
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float GetTolerance () const;
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//! Sets the renderer to be used by OCCT selection algorithm
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void SetRenderer (vtkRenderer* theRenderer);
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//! Sets area selection on/off
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//! @param [in] theIsOn true if area selection is turned on, false otherwise.
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void SetAreaSelection (bool theIsOn);
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//! Get activated selection modes for a shape.
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//! @param [in] theShape a shape with activated selection mode(s)
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//! @return list of active selection modes
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IVtk_SelectionModeList GetSelectionModes (const IVtk_IShape::Handle& theShape) const;
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//! Get activated selection modes for a shape actor.
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//! @param [in] theShapeActor an actor with activated selection mode(s)
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//! @return list of active selection modes
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IVtk_SelectionModeList GetSelectionModes (vtkActor* theShapeActor) const;
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//! Turn on/off a selection mode for a shape actor.
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//! @param [in] theShape a shape to set a selection mode for
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//! @param [in] theMode selection mode to be activated
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//! @param [in] theIsTurnOn Flag to turn on/off the selection mode
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void SetSelectionMode (const IVtk_IShape::Handle& theShape,
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const IVtk_SelectionMode theMode,
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const bool theIsTurnOn = true) const;
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//! Turn on/off a selection mode for a shape actor.
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//! @param [in] shapeActor shape presentation actor to set a selection mode for
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//! @param [in] mode selection mode to be activated
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//! @param [in] turnOn Flag to turn on/off the selection mode
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void SetSelectionMode (vtkActor* theShapeActor,
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const IVtk_SelectionMode theMode,
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const bool theIsTurnOn = true) const;
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//! Sets the current selection mode for all visible shape objects.
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//! @param [in] theMode selection mode to be activated
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//! @param [in] theIsTurnOn Flag to turn on/off the selection mode
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void SetSelectionMode (const IVtk_SelectionMode theMode,
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const bool theIsTurnOn = true) const;
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// Picking results
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//! Access to the list of top-level shapes picked.
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//! If all argument is true, the picker returns the list of
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//! all OccShape objects found by the picking algorithm. e.g. all
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//! shapes under the mouse cursor. Otherwise, ID of the shape closest to the eye
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//! is returned.
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//! @param [in] all Controls if all selected shapes or just the only
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//! top one is returned, has no effect during area selection.
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//! @return List of top-level shape IDs
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IVtk_ShapeIdList GetPickedShapesIds (bool theIsAll = false) const;
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//! Access to the list of sub-shapes ids picked.
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//! @param [in] id top-level shape ID
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//! @param [in] all Controls if all selected sub-shapes or just the
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//! only top one is returned, has no effect during area selection.
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//! @return List of sub-shapes IDs
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IVtk_ShapeIdList GetPickedSubShapesIds (const IVtk_IdType theId, bool theIsAll = false) const;
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//! Access to the list of actors picked.
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//! @param [in] all Controls if all selected actors or just the only
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//! top one is returned, has no effect during area selection.
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//! @return List of actors IDs
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vtkActorCollection* GetPickedActors (bool theIsAll = false) const;
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protected:
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//! Constructs the picker with empty renderer and ready for point selection.
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IVtkTools_ShapePicker();
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//! Destructor
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~IVtkTools_ShapePicker();
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//! Convert display coordinates to world coordinates
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static bool convertDisplayToWorld (vtkRenderer *theRenderer,
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double theDisplayCoord[3],
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double theWorldCoord[3] );
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private: // not copyable
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IVtkTools_ShapePicker (const IVtkTools_ShapePicker&);
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IVtkTools_ShapePicker& operator= (const IVtkTools_ShapePicker&);
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//! Implementation of picking algorithm.
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//! The coordinates accepted by this method are display (pixel) coordinates.
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//! @param [in] pos contains the pick point (3 coordinates) or pick rectangle (6 coordinates)
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//! or polyline (array of 2d coordinates)
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//! @param [in] renderer vtkRenderer object to be used (normally set in advance with setRenderer())
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//! @param [in] nbPoints number of points for polyline case
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//! @see IVtkTools_ShapePicker::setRenderer
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virtual void doPickImpl (double*, vtkRenderer* theRenderer, const int theNbPoints = -1);
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private:
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IVtkOCC_ShapePickerAlgo::Handle myOccPickerAlgo; //!< Picking algorithm implementation
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vtkRenderer* myRenderer; //!< VTK renderer
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bool myIsRectSelection;//!< Rectangle selection mode flag
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bool myIsPolySelection;//!< Polyline selection mode flag
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float myTolerance; //!< Selectoin tolerance
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};
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#endif // __IVTKTOOLS_SHAPEPICKER_H__
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