QuickView.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef QuickView_h
#define QuickView_h

#include <vector>
#include <algorithm>
#include <string>

#include <itkImage.h>
#include <itkRGBPixel.h>
#include <itkIntTypes.h>

#include "ITKVtkGlueExport.h"

class ITKVtkGlue_EXPORT ImageInfo
{
public:
  using ImageType = itk::Image<unsigned char, 2>;

  ImageInfo(ImageType *image, std::string description="")
  {
    m_Image = image;
    m_Description = description;
  }

  ImageType::Pointer m_Image;
  std::string        m_Description;
};

class ITKVtkGlue_EXPORT RGBImageInfo
{
public:
  using ImageType = itk::Image<itk::RGBPixel<unsigned char>, 2>;
  RGBImageInfo(ImageType *image, std::string description="")
  {
    m_Image = image;
    m_Description = description;
  }

  ImageType::Pointer m_Image;
  std::string        m_Description;
};

class ITKVtkGlue_EXPORT QuickView
{
public:
  QuickView()
  {
    m_ShareCamera = true;
    m_Interpolate = true;
    m_Counter = 0;
    m_Snapshot = false;
    m_SnapshotPath = "";
    m_SnapshotPrefix = "snapshot_";
    m_SnapshotExtension = "png";
    m_NumberOfColumns = 4;
    m_ViewPortSize = 300;
  }
  template<typename TImage> void AddImage(
    TImage *,
    bool FlipVertical=true,
    std::string Description="");

  template<typename TImage> void AddRGBImage(
    TImage *,
    bool FlipVertical=true,
    std::string Description="");

  void Visualize(bool interact=true);


  void ShareCameraOff()
  {
    m_ShareCamera = false;
  }

  void ShareCameraOn()
  {
    m_ShareCamera = true;
  }

  void InterpolateOff()
  {
    m_Interpolate = false;
  }

  void InterpolateOn()
  {
    m_Interpolate = true;
  }

  void SnapshotOn()
  {
    m_Snapshot = true;
  }

  void SnapshotOff()
  {
    m_Snapshot = false;
  }

  void SetSnapshotPath( const std::string& iPath )
  {
    m_SnapshotPath = iPath;
  }

  void SetSnapshotPrefix( const std::string& iPrefix )
  {
    m_SnapshotPrefix = iPrefix;
  }

  void SetSnapshotExtension( const std::string& iExtension )
  {
    m_SnapshotExtension = iExtension;
    std::transform(
          m_SnapshotExtension.begin(),
          m_SnapshotExtension.end(),
          m_SnapshotExtension.begin(),
          ::tolower );
  }

  void SetNumberOfColumns (const unsigned int columns)
  {
    m_NumberOfColumns = columns;
  }

  void SetViewPortSize (const unsigned int size)
  {
    m_ViewPortSize = size;
  }

private:
  std::vector<ImageInfo>    Images;        // Container for images
  std::vector<RGBImageInfo> RGBImages;     // Container for rgb images
  itk::IdentifierType       m_Counter;
  std::string               m_SnapshotPath;
  std::string               m_SnapshotPrefix;
  std::string               m_SnapshotExtension;
  bool                      m_ShareCamera;
  bool                      m_Snapshot;
  bool                      m_Interpolate;
  unsigned int              m_NumberOfColumns;
  unsigned int              m_ViewPortSize;
};

#endif