SoCSODistanceLineEditor.h

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/*************************************************************************************
**
** Copyright 2012, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 
 
 
#pragma once
 
#include <SoView2DCSOEditor/SoView2DCSOExtensibleEditor/SoCSOCreatorEditorExtension.h>
#include <SoView2DCSOEditor/SoView2DCSOExtensibleEditor/CSOPointDensity.h>
 
#include "EndpointDecorator.h"
 
 
class SOCSO_EXPORT SoCSODistanceLineEditor : public SoCSOCreatorEditorExtension, public CSOPointDensity
{
  SO_NODE_HEADER(SoCSODistanceLineEditor);
 
public:
 
  SoCSODistanceLineEditor();
 
  SoSFTypedEnum<DecorationTypes> decorationTypeAtStart;
  SoSFTypedEnum<DecorationTypes> decorationTypeAtEnd;
 
  SoSFTypedEnum<DecorationLineStyleOverwriteModes> decorationOverwriteLineStyleAtStart;
  SoSFTypedEnum<DecorationLineStyleOverwriteModes> decorationOverwriteLineStyleAtEnd;
 
  SoSFInt32 decorationPixelSizeAtStart;
 
  SoSFInt32 decorationPixelSizeAtEnd;
 
  SoSFBool shouldRenderDecorationOnGhost;
 
  SoSFBool createLineWithSingleClick;
  SoSFInt32 endPositionDeviceOffsetX;
  SoSFInt32 endPositionDeviceOffsetY;
 
  SoSFBool shouldSnapAngle;
  SoSFFloat snapAngle;
  SoSFBool shouldUseShiftToToggleSnapAngle;
 
  void draw(const CSODrawCSOInfos& csoInfos, const CSODrawView2DInfos& view2DInfos, const CSODrawSliceInformation& drawSliceInfo, SoView2DCSOExtensibleEditor* editor) override;
 
  static void initClass();
 
  void cancel() override;
 
  void createStartPressAt(const SoPointerPosition& pos) override;
 
  bool deleteSeedPoint(ml::CSO* cso, ml::CSOSeedPoint* seedPoint) override;
 
  void createNewCSO( const SoPointerPosition& pos );
  void createDragMoveTo(const SoPointerPosition& pos) override;
  bool createEndPress(int clickCount) override;
  void pointerPositionIfAllowedAt(const SoPointerPosition& ) override {}
 
  void selectAndMoveStartPressAt(const SoPointerPosition& pos) override;
  void selectAndMoveDragMoveTo(const SoPointerPosition& pos) override;
  SoPointingAction* selectAndMoveEndPress(int clickCount) override;
 
protected:
 
private:
 
  void computeDeviceShadowOffset(const CSODrawCSOInfos& csoInfos, const CSODrawView2DInfos& view2DInfos, SbVec2f& shadowOffsetDevice);
 
  void drawEndpointDecorations(const CSODrawCSOInfos& csoInfos, const CSODrawView2DInfos& view2DInfos, const CSODrawSliceInformation& drawSliceInfo, const SbVec2f& shadowOffsetDevice);
 
  unsigned short getStipplePattern(ml::CSO* cso, bool isAboveTopPlane, bool isAboveBottomPlane, unsigned short overwriteStipplePattern);
  void getColor(ml::CSO* cso, bool isAboveTopPlane, bool isAboveBottomPlane, bool isMouseOver, SbColor& color, float& alpha);
  float getLineWidth(ml::CSO* cso, bool isAboveTopPlane, bool isAboveBottomPlane, bool isMouseOver);
 
  void createLineFixedLength();
  ml::Vector3 getFixedEndPosition(const ml::Vector3& startPosition);
 
  ml::Vector3 getInteractiveSeedPointPosition(const SoPointerPosition& pos, const SbVec3f& currentPosition);
 
  ml::Vector3 snapDistanceLineToAngle(const SoPointerPosition& pos, const SbVec3f& currentPosition, ml::Vector3 modifiedPosition);
 
  ml::Vector3 getPositionOfOtherSeedPoint(ml::CSOSeedPoint* seedPoint);
  MLdouble getDirectionAngle(const ml::Vector3& interactivePositionVoxel, const ml::Vector3& fixedPositionVoxel);
 
  MLdouble toDegree(MLdouble radians) { return radians * 180.0 / ML_M_PI; }
  MLdouble toRadians(MLdouble degree) { return degree * ML_M_PI / 180.0; }
 
  int doubleModulo(MLdouble number, MLdouble divisor);
 
  bool _wasCanceled;
 
  SbVec3f  _startPosition;
  SoPointerPosition _startPointerPosition;
};