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https://gitlab.kitware.com/vtk/vtk-m
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7d295de8c9
Instead of labeling each method that needs to have visibility we can label entire classes, this reduces the amount of noise and potential for mistakes when writing classes.
87 lines
2.5 KiB
C++
87 lines
2.5 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 VTKM_RENDERING_EXPORT 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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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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virtual ~TextAnnotation();
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void SetText(const std::string &text);
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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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void SetRawAnchor(const vtkm::Vec<vtkm::Float32,2> &anchor);
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void SetRawAnchor(vtkm::Float32 h, vtkm::Float32 v);
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void SetAlignment(HorizontalAlignment h, VerticalAlignment v);
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void SetScale(vtkm::Float32 scale);
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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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