72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
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/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkContextItem.h
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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/**
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* @class vtkContextItem
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* @brief base class for items that are part of a vtkContextScene.
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*
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*
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* Derive from this class to create custom items that can be added to a
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* vtkContextScene.
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*/
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#ifndef vtkContextItem_h
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#define vtkContextItem_h
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#include "vtkAbstractContextItem.h"
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#include "vtkRenderingContext2DModule.h" // For export macro
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class vtkContextTransform;
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class VTKRENDERINGCONTEXT2D_EXPORT vtkContextItem : public vtkAbstractContextItem
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{
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public:
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vtkTypeMacro(vtkContextItem, vtkAbstractContextItem);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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///@{
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/**
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* Get the opacity of the item.
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*/
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vtkGetMacro(Opacity, double);
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///@}
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///@{
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/**
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* Set the opacity of the item.
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* 1.0 by default.
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*/
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vtkSetMacro(Opacity, double);
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///@}
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/**
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* Set the transform of the item.
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*/
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virtual void SetTransform(vtkContextTransform*);
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protected:
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vtkContextItem() = default;
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~vtkContextItem() override;
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double Opacity = 1.0;
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vtkContextTransform* Transform = nullptr;
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private:
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vtkContextItem(const vtkContextItem&) = delete;
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void operator=(const vtkContextItem&) = delete;
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};
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#endif // vtkContextItem_h
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