vtk-m/vtkm/rendering/CanvasGL.h
Robert Maynard 7d295de8c9 Refactor vtk-m symbol visibility macros to be on the classes.
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.
2016-10-19 15:01:32 -04:00

96 lines
3.0 KiB
C++

//============================================================================
// Copyright (c) Kitware, Inc.
// All rights reserved.
// See LICENSE.txt for details.
// This software is distributed WITHOUT ANY WARRANTY; without even
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//
// Copyright 2015 Sandia Corporation.
// Copyright 2015 UT-Battelle, LLC.
// Copyright 2015 Los Alamos National Security.
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// the U.S. Government retains certain rights in this software.
//
// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
// Laboratory (LANL), the U.S. Government retains certain rights in
// this software.
//============================================================================
#ifndef vtk_m_rendering_CanvasGL_h
#define vtk_m_rendering_CanvasGL_h
#include <vtkm/rendering/vtkm_rendering_export.h>
#include <vtkm/rendering/BitmapFont.h>
#include <vtkm/rendering/Canvas.h>
#include <vtkm/rendering/TextureGL.h>
namespace vtkm {
namespace rendering {
class VTKM_RENDERING_EXPORT CanvasGL : public Canvas
{
public:
CanvasGL(vtkm::Id width=1024,
vtkm::Id height=1024);
~CanvasGL();
void Initialize() VTKM_OVERRIDE;
void Activate() VTKM_OVERRIDE;
void Clear() VTKM_OVERRIDE;
void Finish() VTKM_OVERRIDE;
vtkm::rendering::Canvas *NewCopy() const VTKM_OVERRIDE;
void SetViewToWorldSpace(const vtkm::rendering::Camera &camera,
bool clip) VTKM_OVERRIDE;
void SetViewToScreenSpace(const vtkm::rendering::Camera &camera,
bool clip) VTKM_OVERRIDE;
void SetViewportClipping(const vtkm::rendering::Camera &camera,
bool clip) VTKM_OVERRIDE;
void RefreshColorBuffer() const VTKM_OVERRIDE;
virtual void RefreshDepthBuffer() const VTKM_OVERRIDE;
void AddLine(const vtkm::Vec<vtkm::Float64,2> &point0,
const vtkm::Vec<vtkm::Float64,2> &point1,
vtkm::Float32 linewidth,
const vtkm::rendering::Color &color) const VTKM_OVERRIDE;
void AddColorBar(const vtkm::Bounds &bounds,
const vtkm::rendering::ColorTable &colorTable,
bool horizontal) const VTKM_OVERRIDE;
void AddText(const vtkm::Vec<vtkm::Float32,2> &position,
vtkm::Float32 scale,
vtkm::Float32 angle,
vtkm::Float32 windowAspect,
const vtkm::Vec<vtkm::Float32,2> &anchor,
const vtkm::rendering::Color & color,
const std::string &text) const VTKM_OVERRIDE;
vtkm::rendering::WorldAnnotator *CreateWorldAnnotator() const VTKM_OVERRIDE;
private:
vtkm::rendering::BitmapFont Font;
vtkm::rendering::TextureGL FontTexture;
void RenderText(vtkm::Float32 scale,
const vtkm::Vec<vtkm::Float32,2> &anchor,
const std::string &text) const;
};
}} //namespace vtkm::rendering
#endif //vtk_m_rendering_CanvasGL_h