mirror of
https://gitlab.kitware.com/vtk/vtk-m
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c446f1bc7a
Also made the TextAnnotation classes conform better to VTK-m coding style. Specifically, changed the order of words in subclass names (e.g. TextAnnotationBillboard instead of BillboardTextAnnotation) and broke out each subclass into its own header/source files.
96 lines
2.6 KiB
C++
96 lines
2.6 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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// 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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// Copyright 2015 Sandia Corporation.
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// Copyright 2015 UT-Battelle, LLC.
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// Copyright 2015 Los Alamos National Security.
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//
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// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#ifndef vtk_m_rendering_TextAnnotation_h
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#define vtk_m_rendering_TextAnnotation_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/WorldAnnotator.h>
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namespace vtkm {
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namespace rendering {
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class TextAnnotation
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{
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public:
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enum HorizontalAlignment
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{
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Left,
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HCenter,
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Right
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};
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enum VerticalAlignment
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{
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Bottom,
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VCenter,
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Top
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};
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protected:
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std::string Text;
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Color TextColor;
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vtkm::Float32 Scale;
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vtkm::Vec<vtkm::Float32,2> Anchor;
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public:
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VTKM_RENDERING_EXPORT
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TextAnnotation(const std::string &text,
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const vtkm::rendering::Color &color,
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vtkm::Float32 scalar);
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VTKM_RENDERING_EXPORT
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virtual ~TextAnnotation();
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VTKM_RENDERING_EXPORT
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void SetText(const std::string &text);
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VTKM_RENDERING_EXPORT
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const std::string &GetText() const;
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/// Set the anchor point relative to the box containing the text. The anchor
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/// is scaled in both directions to the range [-1,1] with -1 at the lower
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/// left and 1 at the upper right.
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///
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VTKM_RENDERING_EXPORT
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void SetRawAnchor(const vtkm::Vec<vtkm::Float32,2> &anchor);
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VTKM_RENDERING_EXPORT
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void SetRawAnchor(vtkm::Float32 h, vtkm::Float32 v);
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VTKM_RENDERING_EXPORT
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void SetAlignment(HorizontalAlignment h, VerticalAlignment v);
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VTKM_RENDERING_EXPORT
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void SetScale(vtkm::Float32 scale);
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VTKM_RENDERING_EXPORT
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virtual void Render(const vtkm::rendering::Camera &camera,
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const vtkm::rendering::WorldAnnotator &worldAnnotator,
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vtkm::rendering::Canvas &canvas) const = 0;
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};
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}
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} //namespace vtkm::rendering
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#endif //vtk_m_rendering_TextAnnotation_h
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