Open CASCADE Technology Reference Manual 8.0.0
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Public Member Functions | Protected Member Functions | Protected Attributes
AIS_RubberBand Class Reference

Presentation for drawing rubber band selection. It supports rectangle and polygonal selection. It is constructed in 2d overlay. Default configuration is built without filling. For rectangle selection use SetRectangle() method. For polygonal selection use AddPoint() and GetPoints() methods. More...

#include <AIS_RubberBand.hxx>

Inheritance diagram for AIS_RubberBand:
Inheritance graph
[legend]

Public Member Functions

 AIS_RubberBand ()
 Constructs rubber band with default configuration: empty filling and white solid lines.
 
 AIS_RubberBand (const Quantity_Color &theLineColor, const Aspect_TypeOfLine theType, const double theLineWidth=1.0, const bool theIsPolygonClosed=true)
 Constructs the rubber band with empty filling and defined line style.
 
 AIS_RubberBand (const Quantity_Color &theLineColor, const Aspect_TypeOfLine theType, const Quantity_Color theFillColor, const double theTransparency=1.0, const double theLineWidth=1.0, const bool theIsPolygonClosed=true)
 Constructs the rubber band with defined filling and line parameters.
 
 ~AIS_RubberBand () override
 
void SetRectangle (const int theMinX, const int theMinY, const int theMaxX, const int theMaxY)
 Sets rectangle bounds.
 
void AddPoint (const NCollection_Vec2< int > &thePoint)
 Adds last point to the list of points. They are used to build polygon for rubber band.
 
void RemoveLastPoint ()
 Remove last point from the list of points for the rubber band polygon.
 
const NCollection_Sequence< NCollection_Vec2< int > > & Points () const
 
void ClearPoints ()
 Remove all points for the rubber band polygon.
 
Quantity_Color LineColor () const
 
void SetLineColor (const Quantity_Color &theColor)
 Sets color of lines for rubber band presentation.
 
Quantity_Color FillColor () const
 
void SetFillColor (const Quantity_Color &theColor)
 Sets color of rubber band filling.
 
void SetLineWidth (const double theWidth) const
 Sets width of line for rubber band presentation.
 
double LineWidth () const
 
void SetLineType (const Aspect_TypeOfLine theType)
 Sets type of line for rubber band presentation.
 
Aspect_TypeOfLine LineType () const
 
void SetFillTransparency (const double theValue) const
 Sets fill transparency.
 
double FillTransparency () const
 
void SetFilling (const bool theIsFilling)
 Enable or disable filling of rubber band.
 
void SetFilling (const Quantity_Color theColor, const double theTransparency)
 Enable filling of rubber band with defined parameters.
 
bool IsFilling () const
 
bool IsPolygonClosed () const
 
void SetPolygonClosed (bool theIsPolygonClosed)
 Automatically create an additional line connecting the first and the last screen points to close the boundary polyline.
 
- Public Member Functions inherited from AIS_InteractiveObject
virtual AIS_KindOfInteractive Type () const
 Returns the kind of Interactive Object; AIS_KindOfInteractive_None by default.
 
virtual int Signature () const
 Specifies additional characteristics of Interactive Object of Type(); -1 by default. Among the datums, this signature is attributed to the shape. The remaining datums have the following default signatures:
 
void Redisplay (const bool AllModes=false)
 Updates the active presentation; if <AllModes> = true all the presentations inside are recomputed. IMPORTANT: It is preferable to call Redisplay method of corresponding AIS_InteractiveContext instance for cases when it is accessible. This method just redirects call to myCTXPtr, so this class field must be up to date for proper result.
 
bool HasInteractiveContext () const
 Indicates whether the Interactive Object has a pointer to an interactive context.
 
AIS_InteractiveContextInteractiveContext () const
 Returns the context pointer to the interactive context.
 
virtual void SetContext (const occ::handle< AIS_InteractiveContext > &aCtx)
 Sets the interactive context aCtx and provides a link to the default drawing tool or "Drawer" if there is none.
 
bool HasOwner () const
 Returns true if the object has an owner attributed to it. The owner can be a shape for a set of sub-shapes or a sub-shape for sub-shapes which it is composed of, and takes the form of a transient.
 
const occ::handle< Standard_Transient > & GetOwner () const
 Returns the owner of the Interactive Object. The owner can be a shape for a set of sub-shapes or a sub-shape for sub-shapes which it is composed of, and takes the form of a transient. There are two types of owners:
 
void SetOwner (const occ::handle< Standard_Transient > &theApplicativeEntity)
 Allows you to attribute the owner theApplicativeEntity to an Interactive Object. This can be a shape for a set of sub-shapes or a sub-shape for sub-shapes which it is composed of. The owner takes the form of a transient.
 
void ClearOwner ()
 Each Interactive Object has methods which allow us to attribute an Owner to it in the form of a Transient. This method removes the owner from the graphic entity.
 
virtual bool ProcessDragging (const occ::handle< AIS_InteractiveContext > &theCtx, const occ::handle< V3d_View > &theView, const occ::handle< SelectMgr_EntityOwner > &theOwner, const NCollection_Vec2< int > &theDragFrom, const NCollection_Vec2< int > &theDragTo, const AIS_DragAction theAction)
 Drag object in the viewer.
 
occ::handle< AIS_InteractiveContextGetContext () const
 Returns the context pointer to the interactive context.
 
bool HasPresentation () const
 Returns TRUE when this object has a presentation in the current DisplayMode()
 
occ::handle< Prs3d_PresentationPresentation () const
 Returns the current presentation of this object according to the current DisplayMode()
 
void SetAspect (const occ::handle< Prs3d_BasicAspect > &anAspect)
 Sets the graphic basic aspect to the current presentation.
 
void DumpJson (Standard_OStream &theOStream, int theDepth=-1) const override
 Dumps the content of me into the stream.
 
- Public Member Functions inherited from SelectMgr_SelectableObject
 ~SelectMgr_SelectableObject () override
 Clears all selections of the object.
 
virtual bool AcceptShapeDecomposition () const
 Informs the graphic context that the interactive Object may be decomposed into sub-shapes for dynamic selection. The most used Interactive Object is AIS_Shape.
 
void RecomputePrimitives ()
 Re-computes the sensitive primitives for all modes. IMPORTANT: Do not use this method to update selection primitives except implementing custom selection manager! This method does not take into account necessary BVH updates, but may invalidate the pointers it refers to. TO UPDATE SELECTION properly from outside classes, use method UpdateSelection.
 
void RecomputePrimitives (const int theMode)
 Re-computes the sensitive primitives which correspond to the <theMode>th selection mode. IMPORTANT: Do not use this method to update selection primitives except implementing custom selection manager! selection manager! This method does not take into account necessary BVH updates, but may invalidate the pointers it refers to. TO UPDATE SELECTION properly from outside classes, use method UpdateSelection.
 
void AddSelection (const occ::handle< SelectMgr_Selection > &aSelection, const int aMode)
 Adds the selection aSelection with the selection mode index aMode to this framework.
 
void ClearSelections (const bool update=false)
 Empties all the selections in the SelectableObject <update> parameter defines whether all object's selections should be flagged for further update or not. This improved method can be used to recompute an object's selection (without redisplaying the object completely) when some selection mode is activated not for the first time.
 
const occ::handle< SelectMgr_Selection > & Selection (const int theMode) const
 Returns the selection having specified selection mode or NULL.
 
bool HasSelection (const int theMode) const
 Returns true if a selection corresponding to the selection mode theMode was computed for this object.
 
const NCollection_Sequence< occ::handle< SelectMgr_Selection > > & Selections () const
 Return the sequence of selections.
 
void ResetTransformation () override
 resets local transformation to identity.
 
void UpdateTransformation () override
 Recomputes the location of the selection aSelection.
 
virtual void UpdateTransformations (const occ::handle< SelectMgr_Selection > &aSelection)
 Updates locations in all sensitive entities from <aSelection> and in corresponding entity owners.
 
virtual void HilightSelected (const occ::handle< PrsMgr_PresentationManager > &thePrsMgr, const NCollection_Sequence< occ::handle< SelectMgr_EntityOwner > > &theSeq)
 Method which draws selected owners ( for fast presentation draw )
 
virtual void ClearSelected ()
 Method which clear all selected owners belonging to this selectable object ( for fast presentation draw )
 
virtual void ClearDynamicHighlight (const occ::handle< PrsMgr_PresentationManager > &theMgr)
 Method that needs to be implemented when the object manages selection and dynamic highlighting on its own. Clears or invalidates dynamic highlight presentation. By default it clears immediate draw of given presentation manager.
 
virtual void HilightOwnerWithColor (const occ::handle< PrsMgr_PresentationManager > &thePM, const occ::handle< Prs3d_Drawer > &theStyle, const occ::handle< SelectMgr_EntityOwner > &theOwner)
 Method which hilight an owner belonging to this selectable object (for fast presentation draw)
 
virtual bool IsAutoHilight () const
 If returns True, the old mechanism for highlighting selected objects is used (HilightSelected Method may be empty). If returns False, the HilightSelected method will be fully responsible for highlighting selected entity owners belonging to this selectable object.
 
virtual void SetAutoHilight (const bool theAutoHilight)
 Set AutoHilight property to true or false.
 
occ::handle< Prs3d_PresentationGetHilightPresentation (const occ::handle< PrsMgr_PresentationManager > &thePrsMgr)
 Creates or returns existing presentation for highlighting detected object.
 
occ::handle< Prs3d_PresentationGetSelectPresentation (const occ::handle< PrsMgr_PresentationManager > &thePrsMgr)
 Creates or returns existing presentation for highlighting selected object.
 
virtual void ErasePresentations (bool theToRemove)
 Removes presentations returned by GetHilightPresentation() and GetSelectPresentation().
 
void SetZLayer (const Graphic3d_ZLayerId theLayerId) override
 Set Z layer ID and update all presentations of the selectable object. The layers mechanism allows drawing objects in higher layers in overlay of objects in lower layers.
 
void UpdateSelection (const int theMode=-1)
 Sets update status FULL to selections of the object. Must be used as the only method of UpdateSelection from outer classes to prevent BVH structures from being outdated.
 
void SetAssemblyOwner (const occ::handle< SelectMgr_EntityOwner > &theOwner, const int theMode=-1)
 Sets common entity owner for assembly sensitive object entities.
 
Bnd_Box BndBoxOfSelected (const occ::handle< NCollection_Shared< NCollection_IndexedMap< occ::handle< SelectMgr_EntityOwner > > > > &theOwners)
 Returns a bounding box of sensitive entities with the owners given if they are a part of activated selection.
 
int GlobalSelectionMode () const
 Returns the mode for selection of object as a whole; 0 by default.
 
virtual occ::handle< SelectMgr_EntityOwnerGlobalSelOwner () const
 Returns the owner of mode for selection of object as a whole.
 
virtual const occ::handle< SelectMgr_EntityOwner > & GetAssemblyOwner () const
 Returns common entity owner if the object is an assembly.
 
void DumpJson (Standard_OStream &theOStream, int theDepth=-1) const override
 Dumps the content of me into the stream.
 
- Public Member Functions inherited from PrsMgr_PresentableObject
NCollection_Sequence< occ::handle< PrsMgr_Presentation > > & Presentations ()
 Return presentations.
 
Graphic3d_ZLayerId ZLayer () const
 Get ID of Z layer for main presentation.
 
bool IsMutable () const
 Returns true if object has mutable nature (content or location are be changed regularly). Mutable object will be managed in different way than static onces (another optimizations).
 
virtual void SetMutable (const bool theIsMutable)
 Sets if the object has mutable nature (content or location will be changed regularly). This method should be called before object displaying to take effect.
 
const occ::handle< Graphic3d_ViewAffinity > & ViewAffinity () const
 Return view affinity mask.
 
bool HasDisplayMode () const
 Returns true if the Interactive Object has display mode setting overriding global setting (within Interactive Context).
 
int DisplayMode () const
 Returns the display mode setting of the Interactive Object. The range of supported display mode indexes should be specified within object definition and filtered by AccepDisplayMode().
 
void SetDisplayMode (const int theMode)
 Sets the display mode for the interactive object. An object can have its own temporary display mode, which is different from that proposed by the interactive context.
 
void UnsetDisplayMode ()
 Removes display mode settings from the interactive object.
 
bool HasHilightMode () const
 Returns true if the Interactive Object is in highlight mode.
 
int HilightMode () const
 Returns highlight display mode. This is obsolete method for backward compatibility - use HilightAttributes() and DynamicHilightAttributes() instead.
 
void SetHilightMode (const int theMode)
 Sets highlight display mode. This is obsolete method for backward compatibility - use HilightAttributes() and DynamicHilightAttributes() instead.
 
void UnsetHilightMode ()
 Unsets highlight display mode.
 
virtual int DefaultDisplayMode () const
 Returns the default display mode.
 
bool ToBeUpdated (bool theToIncludeHidden=false) const
 Returns TRUE if any active presentation has invalidation flag.
 
void SetToUpdate (int theMode)
 Flags presentation to be updated; UpdatePresentations() will recompute these presentations.
 
void SetToUpdate ()
 flags all the Presentations to be Updated.
 
bool IsInfinite () const
 Returns true if the interactive object is infinite; FALSE by default. This flag affects various operations operating on bounding box of graphic presentations of this object. For instance, infinite objects are not taken in account for View FitAll. This does not necessarily means that object is actually infinite, auxiliary objects might be also marked with this flag to achieve desired behavior.
 
void SetInfiniteState (const bool theFlag=true)
 Sets if object should be considered as infinite.
 
PrsMgr_TypeOfPresentation3d TypeOfPresentation3d () const
 Returns information on whether the object accepts display in HLR mode or not.
 
void SetTypeOfPresentation (const PrsMgr_TypeOfPresentation3d theType)
 Set type of presentation.
 
PrsMgr_DisplayStatus DisplayStatus () const
 Return presentation display status; PrsMgr_DisplayStatus_None by default.
 
const occ::handle< Prs3d_Drawer > & Attributes () const
 Initializes the drawing tool theDrawer.
 
virtual void SetAttributes (const occ::handle< Prs3d_Drawer > &theDrawer)
 Initializes the drawing tool theDrawer.
 
const occ::handle< Prs3d_Drawer > & HilightAttributes () const
 Returns the hilight attributes settings. When not NULL, overrides both Prs3d_TypeOfHighlight_LocalSelected and Prs3d_TypeOfHighlight_Selected defined within AIS_InteractiveContext::HighlightStyle().
 
virtual void SetHilightAttributes (const occ::handle< Prs3d_Drawer > &theDrawer)
 Initializes the hilight drawing tool theDrawer.
 
const occ::handle< Prs3d_Drawer > & DynamicHilightAttributes () const
 Returns the hilight attributes settings. When not NULL, overrides both Prs3d_TypeOfHighlight_LocalDynamic and Prs3d_TypeOfHighlight_Dynamic defined within AIS_InteractiveContext::HighlightStyle().
 
virtual void SetDynamicHilightAttributes (const occ::handle< Prs3d_Drawer > &theDrawer)
 Initializes the dynamic hilight drawing tool.
 
virtual void UnsetHilightAttributes ()
 Clears settings provided by the hilight drawing tool theDrawer.
 
void SynchronizeAspects ()
 Synchronize presentation aspects after their modification.
 
const occ::handle< Graphic3d_TransformPers > & TransformPersistence () const
 Sets up Transform Persistence defining a special Local Coordinate system where this object should be located. Note that management of Transform Persistence object is more expensive than of the normal one, because it requires its position being recomputed basing on camera position within each draw call / traverse.
 
virtual void SetTransformPersistence (const occ::handle< Graphic3d_TransformPers > &theTrsfPers)
 Sets up Transform Persistence defining a special Local Coordinate system where this object should be located. Note that management of Transform Persistence object is more expensive than of the normal one, because it requires its position being recomputed basing on camera position within each draw call / traverse.
 
const occ::handle< TopLoc_Datum3D > & LocalTransformationGeom () const
 Return the local transformation. Note that the local transformation of the object having Transformation Persistence is applied within Local Coordinate system defined by this Persistence.
 
void SetLocalTransformation (const gp_Trsf &theTrsf)
 Sets local transformation to theTransformation. Note that the local transformation of the object having Transformation Persistence is applied within Local Coordinate system defined by this Persistence.
 
void SetLocalTransformation (const occ::handle< TopLoc_Datum3D > &theTrsf)
 Sets local transformation to theTransformation. Note that the local transformation of the object having Transformation Persistence is applied within Local Coordinate system defined by this Persistence.
 
bool HasTransformation () const
 Returns true if object has a transformation that is different from the identity.
 
const occ::handle< TopLoc_Datum3D > & TransformationGeom () const
 Return the transformation taking into account transformation of parent object(s). Note that the local transformation of the object having Transformation Persistence is applied within Local Coordinate system defined by this Persistence.
 
const gp_TrsfLocalTransformation () const
 Return the local transformation. Note that the local transformation of the object having Transformation Persistence is applied within Local Coordinate system defined by this Persistence.
 
const gp_TrsfTransformation () const
 Return the transformation taking into account transformation of parent object(s). Note that the local transformation of the object having Transformation Persistence is applied within Local Coordinate system defined by this Persistence.
 
const gp_GTrsfInversedTransformation () const
 Return inversed transformation.
 
const occ::handle< TopLoc_Datum3D > & CombinedParentTransformation () const
 Return combined parent transformation.
 
virtual void RecomputeTransformation (const occ::handle< Graphic3d_Camera > &theProjector)
 Calculates object presentation for specific camera position. Each of the views in the viewer and every modification such as rotation, for example, entails recalculation.
 
const occ::handle< Graphic3d_SequenceOfHClipPlane > & ClipPlanes () const
 Set clip planes for graphical clipping for all display mode presentations. The composition of clip planes truncates the rendering space to convex volume. Please be aware that number of supported clip plane is limited. The planes which exceed the limit are ignored. Besides of this, some planes can be already set in view where the object is shown: the number of these planes should be subtracted from limit to predict the maximum possible number of object clipping planes.
 
virtual void SetClipPlanes (const occ::handle< Graphic3d_SequenceOfHClipPlane > &thePlanes)
 Set clip planes for graphical clipping for all display mode presentations. The composition of clip planes truncates the rendering space to convex volume. Please be aware that number of supported clip plane is limited. The planes which exceed the limit are ignored. Besides of this, some planes can be already set in view where the object is shown: the number of these planes should be subtracted from limit to predict the maximum possible number of object clipping planes.
 
virtual void AddClipPlane (const occ::handle< Graphic3d_ClipPlane > &thePlane)
 Adds clip plane for graphical clipping for all display mode presentations. The composition of clip planes truncates the rendering space to convex volume. Please be aware that number of supported clip plane is limited. The planes which exceed the limit are ignored. Besides of this, some planes can be already set in view where the object is shown: the number of these planes should be subtracted from limit to predict the maximum possible number of object clipping planes.
 
virtual void RemoveClipPlane (const occ::handle< Graphic3d_ClipPlane > &thePlane)
 Removes previously added clip plane.
 
PrsMgr_PresentableObjectParent () const
 Returns children of the current object.
 
const NCollection_List< occ::handle< PrsMgr_PresentableObject > > & Children () const
 Returns children of the current object.
 
virtual void AddChild (const occ::handle< PrsMgr_PresentableObject > &theObject)
 Makes theObject child of current object in scene hierarchy.
 
void AddChildWithCurrentTransformation (const occ::handle< PrsMgr_PresentableObject > &theObject)
 Makes theObject child of current object in scene hierarchy with keeping the current global transformation So the object keeps the same position/orientation in the global CS.
 
virtual void RemoveChild (const occ::handle< PrsMgr_PresentableObject > &theObject)
 Removes theObject from children of current object in scene hierarchy.
 
void RemoveChildWithRestoreTransformation (const occ::handle< PrsMgr_PresentableObject > &theObject)
 Removes theObject from children of current object in scene hierarchy with keeping the current global transformation. So the object keeps the same position/orientation in the global CS.
 
bool HasOwnPresentations () const
 Returns true if object should have own presentations.
 
virtual void BoundingBox (Bnd_Box &theBndBox)
 Returns bounding box of object correspondingly to its current display mode. This method requires presentation to be already computed, since it relies on bounding box of presentation structures, which are supposed to be same/close amongst different display modes of this object.
 
void SetIsoOnTriangulation (const bool theIsEnabled)
 Returns the current facing model which is in effect.
 
Aspect_TypeOfFacingModel CurrentFacingModel () const
 Returns the current facing model which is in effect.
 
void SetCurrentFacingModel (const Aspect_TypeOfFacingModel theModel=Aspect_TOFM_BOTH_SIDE)
 change the current facing model apply on polygons for SetColor(), SetTransparency(), SetMaterial() methods default facing model is Aspect_TOFM_TWO_SIDE. This mean that attributes is applying both on the front and back face.
 
bool HasColor () const
 Returns true if the Interactive Object has color.
 
virtual void Color (Quantity_Color &theColor) const
 Returns the color setting of the Interactive Object.
 
virtual void SetColor (const Quantity_Color &theColor)
 Only the interactive object knowns which Drawer attribute is affected by the color, if any (ex: for a wire,it's the wireaspect field of the drawer, but for a vertex, only the point aspect field is affected by the color). WARNING : Do not forget to set the corresponding fields here (hasOwnColor and myDrawer->SetColor())
 
virtual void UnsetColor ()
 Removes color settings. Only the Interactive Object knows which Drawer attribute is affected by the color setting. For a wire, for example, wire aspect is the attribute affected. For a vertex, however, only point aspect is affected by the color setting.
 
bool HasWidth () const
 Returns true if the Interactive Object has width.
 
double Width () const
 Returns the width setting of the Interactive Object.
 
virtual void SetWidth (const double theWidth)
 Allows you to provide the setting aValue for width. Only the Interactive Object knows which Drawer attribute is affected by the width setting.
 
virtual void UnsetWidth ()
 Reset width to default value.
 
bool HasMaterial () const
 Returns true if the Interactive Object has a setting for material.
 
virtual Graphic3d_NameOfMaterial Material () const
 Returns the current material setting as enumeration value.
 
virtual void SetMaterial (const Graphic3d_MaterialAspect &aName)
 Sets the material aMat defining this display attribute for the interactive object. Material aspect determines shading aspect, color and transparency of visible entities.
 
virtual void UnsetMaterial ()
 Removes the setting for material.
 
bool IsTransparent () const
 Returns true if there is a transparency setting.
 
virtual double Transparency () const
 Returns the transparency setting. This will be between 0.0 and 1.0. At 0.0 an object will be totally opaque, and at 1.0, fully transparent.
 
virtual void SetTransparency (const double aValue=0.6)
 Attributes a setting aValue for transparency. The transparency value should be between 0.0 and 1.0. At 0.0 an object will be totally opaque, and at 1.0, fully transparent. Warning At a value of 1.0, there may be nothing visible.
 
virtual void UnsetTransparency ()
 Removes the transparency setting. The object is opaque by default.
 
virtual bool HasPolygonOffsets () const
 Returns true if <myDrawer> has non-null shading aspect.
 
virtual void PolygonOffsets (int &aMode, float &aFactor, float &aUnits) const
 Retrieves current polygon offsets settings from <myDrawer>.
 
virtual void SetPolygonOffsets (const int aMode, const float aFactor=1.0, const float aUnits=0.0)
 Sets up polygon offsets for this object.
 
virtual void UnsetAttributes ()
 Clears settings provided by the drawing tool aDrawer.
 
void ToBeUpdated (NCollection_List< int > &ListOfMode) const
 pointer to the parent object
 
bool ToPropagateVisualState () const
 Get value of the flag "propagate visual state" It means that the display/erase/color visual state is propagated automatically to all children; by default, the flag is true.
 
void SetPropagateVisualState (const bool theFlag)
 Change the value of the flag "propagate visual state".
 
- Public Member Functions inherited from Standard_Transient
 Standard_Transient ()
 Empty constructor.
 
 Standard_Transient (const Standard_Transient &)
 Copy constructor – does nothing.
 
Standard_Transientoperator= (const Standard_Transient &)
 Assignment operator, needed to avoid copying reference counter.
 
virtual ~Standard_Transient ()=default
 Destructor must be virtual.
 
virtual const opencascade::handle< Standard_Type > & DynamicType () const
 Returns a type descriptor about this object.
 
bool IsInstance (const opencascade::handle< Standard_Type > &theType) const
 Returns a true value if this is an instance of Type.
 
bool IsInstance (const char *const theTypeName) const
 Returns a true value if this is an instance of TypeName.
 
bool IsKind (const opencascade::handle< Standard_Type > &theType) const
 Returns true if this is an instance of Type or an instance of any class that inherits from Type. Note that multiple inheritance is not supported by OCCT RTTI mechanism.
 
bool IsKind (const char *const theTypeName) const
 Returns true if this is an instance of TypeName or an instance of any class that inherits from TypeName. Note that multiple inheritance is not supported by OCCT RTTI mechanism.
 
Standard_TransientThis () const
 Returns non-const pointer to this object (like const_cast). For protection against creating handle to objects allocated in stack or call from constructor, it will raise exception Standard_ProgramError if reference counter is zero.
 
int GetRefCount () const noexcept
 Get the reference counter of this object.
 
void IncrementRefCounter () noexcept
 Increments the reference counter of this object. Uses relaxed memory ordering since incrementing only requires atomicity, not synchronization with other memory operations.
 
int DecrementRefCounter () noexcept
 Decrements the reference counter of this object; returns the decremented value. Uses release ordering for the decrement to ensure all writes to the object are visible before the count reaches zero. An acquire fence is added only when the count reaches zero, ensuring proper synchronization before deletion. This is more efficient than using acq_rel for every decrement.
 
virtual void Delete () const
 Memory deallocator for transient classes.
 

Protected Member Functions

bool AcceptDisplayMode (const int theMode) const override
 Returns true if the interactive object accepts the display mode.
 
void Compute (const occ::handle< PrsMgr_PresentationManager > &thePrsMgr, const occ::handle< Prs3d_Presentation > &thePrs, const int theMode) override
 Computes presentation of rubber band.
 
void ComputeSelection (const occ::handle< SelectMgr_Selection > &, const int) override
 Does not fill selection primitives for rubber band.
 
bool fillTriangles ()
 Fills triangles primitive array for rubber band filling. It uses Delaunay triangulation.
 
- Protected Member Functions inherited from AIS_InteractiveObject
 AIS_InteractiveObject (const PrsMgr_TypeOfPresentation3d aTypeOfPresentation3d=PrsMgr_TOP_AllView)
 The TypeOfPresention3d means that the interactive object may have a presentation dependent on the view of Display.
 
void SetDisplayStatus (PrsMgr_DisplayStatus theStatus)
 Set presentation display status.
 
- Protected Member Functions inherited from SelectMgr_SelectableObject
 SelectMgr_SelectableObject (const PrsMgr_TypeOfPresentation3d aTypeOfPresentation3d=PrsMgr_TOP_AllView)
 Protected empty constructor.
 
void setGlobalSelMode (const int theMode)
 Override global selection mode.
 
void UpdateClipping () override
 Update clipping planes state.
 
virtual void updateSelection (const int theMode)
 Sets update status FULL to selections of the object. Must be used as the only method of UpdateSelection from outer classes to prevent BVH structures from being outdated.
 
- Protected Member Functions inherited from PrsMgr_PresentableObject
called instead void Update (bool theToIncludeHidden=false)
 Recomputes all presentations of the object.
 
This method is deprecated SetToUpdate ()+UpdatePresentations() should be called instead") 1 void Update(int theMode
 Recomputes the presentation in the given mode.
 
 PrsMgr_PresentableObject (const PrsMgr_TypeOfPresentation3d aTypeOfPresentation3d=PrsMgr_TOP_AllView)
 Destructor.
 
 ~PrsMgr_PresentableObject () override
 Destructor.
 
virtual void Fill (const occ::handle< PrsMgr_PresentationManager > &thePrsMgr, const occ::handle< PrsMgr_Presentation > &thePrs, const int theMode)
 Fills the given 3D view presentation for specified display mode using Compute() method. In addition, configures other properties of presentation (transformation, clipping planes).
 
virtual void computeHLR (const occ::handle< Graphic3d_Camera > &theProjector, const occ::handle< TopLoc_Datum3D > &theTrsf, const occ::handle< Prs3d_Presentation > &thePrs)
 Calculates hidden line removal presentation for specific camera position. Each of the views in the viewer and every modification such as rotation, for example, entails recalculation. Default implementation throws Standard_NotImplemented exception Warning! The transformation must be applied to the object before computation.
 
bool UpdatePresentations (bool theToIncludeHidden=false)
 Recomputes invalidated presentations of the object.
 
virtual void SetCombinedParentTransform (const occ::handle< TopLoc_Datum3D > &theTrsf)
 Sets myCombinedParentTransform to theTransformation. Thus object receives transformation from parent node and able to derive its own.
 
virtual void setLocalTransformation (const occ::handle< TopLoc_Datum3D > &theTransformation)
 Sets local transformation to theTransformation.
 
void recomputeComputed () const
 Recompute computed (HLR) presentations (when view is in computed mode).
 
void replaceAspects (const NCollection_DataMap< occ::handle< Graphic3d_Aspects >, occ::handle< Graphic3d_Aspects > > &theMap)
 Replace aspects of existing (computed) presentation groups, so that the new aspects can be applied without recomputing presentation. It is NOT recommended approach, because user has to fill such map and then search for each occurrence in computed groups. The recommended approach is computing presentation with necessary customized aspects, and then modify them directly followed by SynchronizeAspects() call.
 

Protected Attributes

NCollection_Sequence< NCollection_Vec2< int > > myPoints
 Array of screen points.
 
occ::handle< Graphic3d_ArrayOfTrianglesmyTriangles
 Triangles for rubber band filling.
 
occ::handle< Graphic3d_ArrayOfPolylinesmyBorders
 Polylines for rubber band borders.
 
bool myIsPolygonClosed
 automatic closing of rubber-band flag
 
- Protected Attributes inherited from AIS_InteractiveObject
AIS_InteractiveContextmyCTXPtr
 pointer to Interactive Context, where object is currently displayed;
 
occ::handle< Standard_TransientmyOwner
 application-specific owner object
 
- Protected Attributes inherited from SelectMgr_SelectableObject
NCollection_Sequence< occ::handle< SelectMgr_Selection > > myselections
 list of selections
 
occ::handle< Prs3d_PresentationmySelectionPrs
 optional presentation for highlighting selected object
 
occ::handle< Prs3d_PresentationmyHilightPrs
 optional presentation for highlighting detected object
 
int myGlobalSelMode
 global selection mode
 
bool myAutoHilight
 auto-highlighting flag defining
 
- Protected Attributes inherited from PrsMgr_PresentableObject
This method is deprecated bool theToClearOther
 pointer to the parent object
 
PrsMgr_PresentableObjectmyParent
 pointer to the parent object
 
NCollection_Sequence< occ::handle< PrsMgr_Presentation > > myPresentations
 list of presentations
 
occ::handle< Graphic3d_ViewAffinitymyViewAffinity
 view affinity mask
 
occ::handle< Graphic3d_SequenceOfHClipPlanemyClipPlanes
 sequence of object-specific clipping planes
 
occ::handle< Prs3d_DrawermyDrawer
 main presentation attributes
 
occ::handle< Prs3d_DrawermyHilightDrawer
 (optional) custom presentation attributes for highlighting selected object
 
occ::handle< Prs3d_DrawermyDynHilightDrawer
 (optional) custom presentation attributes for highlighting detected object
 
occ::handle< Graphic3d_TransformPersmyTransformPersistence
 transformation persistence
 
occ::handle< TopLoc_Datum3DmyLocalTransformation
 local transformation relative to parent object
 
occ::handle< TopLoc_Datum3DmyTransformation
 absolute transformation of this object (combined parents + local transformations)
 
occ::handle< TopLoc_Datum3DmyCombinedParentTransform
 transformation of parent object (combined for all parents)
 
NCollection_List< occ::handle< PrsMgr_PresentableObject > > myChildren
 list of children
 
gp_GTrsf myInvTransformation
 inversion of absolute transformation (combined parents + local transformations)
 
PrsMgr_TypeOfPresentation3d myTypeOfPresentation3d
 presentation type
 
PrsMgr_DisplayStatus myDisplayStatus
 presentation display status
 
Aspect_TypeOfFacingModel myCurrentFacingModel
 current facing model
 
float myOwnWidth
 custom width value
 
bool hasOwnColor
 own color flag
 
bool hasOwnMaterial
 own material flag
 
bool myInfiniteState
 infinite flag
 
bool myIsMutable
 mutable flag
 
bool myHasOwnPresentations
 flag indicating if object should have own presentations
 
bool myToPropagateVisualState
 flag indicating if visual state (display/erase/color) should be propagated to all children
 

Additional Inherited Members

- Public Types inherited from Standard_Transient
typedef void base_type
 Returns a type descriptor about this object.
 
- Static Public Member Functions inherited from Standard_Transient
static constexpr const charget_type_name ()
 Returns a type descriptor about this object.
 
static const opencascade::handle< Standard_Type > & get_type_descriptor ()
 Returns type descriptor of Standard_Transient class.
 
- Static Protected Member Functions inherited from PrsMgr_PresentableObject
static const gp_TrsfgetIdentityTrsf ()
 Return the identity transformation.
 

Detailed Description

Presentation for drawing rubber band selection. It supports rectangle and polygonal selection. It is constructed in 2d overlay. Default configuration is built without filling. For rectangle selection use SetRectangle() method. For polygonal selection use AddPoint() and GetPoints() methods.

Constructor & Destructor Documentation

◆ AIS_RubberBand() [1/3]

AIS_RubberBand::AIS_RubberBand ( )

Constructs rubber band with default configuration: empty filling and white solid lines.

Warning
It binds this object with Graphic3d_ZLayerId_TopOSD layer.

◆ AIS_RubberBand() [2/3]

AIS_RubberBand::AIS_RubberBand ( const Quantity_Color & theLineColor,
const Aspect_TypeOfLine theType,
const double theLineWidth = 1.0,
const bool theIsPolygonClosed = true )

Constructs the rubber band with empty filling and defined line style.

Parameters
[in]theLineColorcolor of rubber band lines
[in]theTypetype of rubber band lines
[in]theLineWidthwidth of rubber band line. By default it is 1.
Warning
It binds this object with Graphic3d_ZLayerId_TopOSD layer.

◆ AIS_RubberBand() [3/3]

AIS_RubberBand::AIS_RubberBand ( const Quantity_Color & theLineColor,
const Aspect_TypeOfLine theType,
const Quantity_Color theFillColor,
const double theTransparency = 1.0,
const double theLineWidth = 1.0,
const bool theIsPolygonClosed = true )

Constructs the rubber band with defined filling and line parameters.

Parameters
[in]theLineColorcolor of rubber band lines
[in]theTypetype of rubber band lines
[in]theFillColorcolor of rubber band filling
[in]theTransparencytransparency of the filling. 0 is for opaque filling. By default it is transparent.
[in]theLineWidthwidth of rubber band line. By default it is 1.
Warning
It binds this object with Graphic3d_ZLayerId_TopOSD layer.

◆ ~AIS_RubberBand()

AIS_RubberBand::~AIS_RubberBand ( )
override

Member Function Documentation

◆ AcceptDisplayMode()

bool AIS_RubberBand::AcceptDisplayMode ( const int theMode) const
inlineoverrideprotectedvirtual

Returns true if the interactive object accepts the display mode.

Reimplemented from PrsMgr_PresentableObject.

◆ AddPoint()

void AIS_RubberBand::AddPoint ( const NCollection_Vec2< int > & thePoint)

Adds last point to the list of points. They are used to build polygon for rubber band.

See also
RemoveLastPoint(), GetPoints()

◆ ClearPoints()

void AIS_RubberBand::ClearPoints ( )
inline

Remove all points for the rubber band polygon.

◆ Compute()

void AIS_RubberBand::Compute ( const occ::handle< PrsMgr_PresentationManager > & thePrsMgr,
const occ::handle< Prs3d_Presentation > & thePrs,
const int theMode )
overrideprotectedvirtual

Computes presentation of rubber band.

Implements PrsMgr_PresentableObject.

◆ ComputeSelection()

void AIS_RubberBand::ComputeSelection ( const occ::handle< SelectMgr_Selection > & ,
const int  )
inlineoverrideprotectedvirtual

Does not fill selection primitives for rubber band.

Implements SelectMgr_SelectableObject.

◆ FillColor()

Quantity_Color AIS_RubberBand::FillColor ( ) const
Returns
the color of rubber band filling.

◆ FillTransparency()

double AIS_RubberBand::FillTransparency ( ) const
Returns
fill transparency.

◆ fillTriangles()

bool AIS_RubberBand::fillTriangles ( )
protected

Fills triangles primitive array for rubber band filling. It uses Delaunay triangulation.

Returns
true if array of triangles is successfully filled.

◆ IsFilling()

bool AIS_RubberBand::IsFilling ( ) const
Returns
true if filling of rubber band is enabled.

◆ IsPolygonClosed()

bool AIS_RubberBand::IsPolygonClosed ( ) const
Returns
true if automatic closing of rubber band is enabled.

◆ LineColor()

Quantity_Color AIS_RubberBand::LineColor ( ) const
Returns
the Color attributes.

◆ LineType()

Aspect_TypeOfLine AIS_RubberBand::LineType ( ) const
Returns
type of lines.

◆ LineWidth()

double AIS_RubberBand::LineWidth ( ) const
Returns
width of lines.

◆ Points()

const NCollection_Sequence< NCollection_Vec2< int > > & AIS_RubberBand::Points ( ) const
Returns
points for the rubber band polygon.

◆ RemoveLastPoint()

void AIS_RubberBand::RemoveLastPoint ( )

Remove last point from the list of points for the rubber band polygon.

See also
AddPoint(), GetPoints()

◆ SetFillColor()

void AIS_RubberBand::SetFillColor ( const Quantity_Color & theColor)

Sets color of rubber band filling.

◆ SetFilling() [1/2]

void AIS_RubberBand::SetFilling ( const bool theIsFilling)

Enable or disable filling of rubber band.

◆ SetFilling() [2/2]

void AIS_RubberBand::SetFilling ( const Quantity_Color theColor,
const double theTransparency )

Enable filling of rubber band with defined parameters.

Parameters
[in]theColorcolor of filling
[in]theTransparencytransparency of the filling. 0 is for opaque filling.

◆ SetFillTransparency()

void AIS_RubberBand::SetFillTransparency ( const double theValue) const

Sets fill transparency.

Parameters
[in]theValuethe transparency value. 1.0 is for transparent background

◆ SetLineColor()

void AIS_RubberBand::SetLineColor ( const Quantity_Color & theColor)

Sets color of lines for rubber band presentation.

◆ SetLineType()

void AIS_RubberBand::SetLineType ( const Aspect_TypeOfLine theType)

Sets type of line for rubber band presentation.

◆ SetLineWidth()

void AIS_RubberBand::SetLineWidth ( const double theWidth) const

Sets width of line for rubber band presentation.

◆ SetPolygonClosed()

void AIS_RubberBand::SetPolygonClosed ( bool theIsPolygonClosed)

Automatically create an additional line connecting the first and the last screen points to close the boundary polyline.

◆ SetRectangle()

void AIS_RubberBand::SetRectangle ( const int theMinX,
const int theMinY,
const int theMaxX,
const int theMaxY )

Sets rectangle bounds.

Field Documentation

◆ myBorders

occ::handle<Graphic3d_ArrayOfPolylines> AIS_RubberBand::myBorders
protected

Polylines for rubber band borders.

◆ myIsPolygonClosed

bool AIS_RubberBand::myIsPolygonClosed
protected

automatic closing of rubber-band flag

◆ myPoints

NCollection_Sequence<NCollection_Vec2<int> > AIS_RubberBand::myPoints
protected

Array of screen points.

◆ myTriangles

occ::handle<Graphic3d_ArrayOfTriangles> AIS_RubberBand::myTriangles
protected

Triangles for rubber band filling.


The documentation for this class was generated from the following file: