mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-08 21:33:55 +00:00
61 lines
1.9 KiB
C++
61 lines
1.9 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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//
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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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#ifndef vtk_m_rendering_ColorLegendAnnotation_h
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#define vtk_m_rendering_ColorLegendAnnotation_h
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#include <vtkm/rendering/vtkm_rendering_export.h>
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#include <vtkm/rendering/Camera.h>
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#include <vtkm/rendering/Canvas.h>
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#include <vtkm/rendering/Color.h>
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#include <vtkm/rendering/TextAnnotationScreen.h>
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#include <vtkm/rendering/WorldAnnotator.h>
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namespace vtkm
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{
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namespace rendering
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{
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class VTKM_RENDERING_EXPORT ColorLegendAnnotation
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{
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private:
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vtkm::Float32 FontScale;
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vtkm::rendering::Color LabelColor;
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std::vector<std::string> Labels;
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std::vector<std::unique_ptr<TextAnnotationScreen>> Annot;
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std::vector<vtkm::rendering::Color> ColorSwatchList;
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public:
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ColorLegendAnnotation();
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~ColorLegendAnnotation();
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ColorLegendAnnotation(const ColorLegendAnnotation&) = delete;
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ColorLegendAnnotation& operator=(const ColorLegendAnnotation&) = delete;
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void Clear();
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void AddItem(const std::string& label, vtkm::rendering::Color color);
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void SetLabelColor(vtkm::rendering::Color c) { this->LabelColor = c; }
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void SetLabelFontScale(vtkm::Float32 s)
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{
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this->FontScale = s;
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for (unsigned int i = 0; i < this->Annot.size(); i++)
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this->Annot[i]->SetScale(s);
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}
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virtual void Render(const vtkm::rendering::Camera&,
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const vtkm::rendering::WorldAnnotator& annotator,
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vtkm::rendering::Canvas& canvas);
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};
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}
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} //namespace vtkm::rendering
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#endif // vtk_m_rendering_ColorLegendAnnotation_h
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