ImageSource.h

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/*
 * ImageSource.h
 *
 *  Created on: Feb 14, 2018
 *      Author: mschefer
 */
 
#ifndef _SEFRAMEWORK_IMAGE_IMAGESOURCE_H_
#define _SEFRAMEWORK_IMAGE_IMAGESOURCE_H_
 
#include "SEFramework/Image/Image.h"
#include "SEFramework/Image/ImageTile.h"
 
#include <boost/variant.hpp>
#include <map>
 
 
namespace SourceXtractor {
 
struct MetadataEntry {
  typedef boost::variant<bool, char, int64_t, double, std::string> value_t;
 
  value_t m_value;
 
  std::map<std::string, std::string> m_extra;
};
 
class ImageSource {
public:
 
  ImageSource() {}
 
  virtual ~ImageSource() = default;
 
  virtual std::string getRepr() const = 0;
 
  virtual void saveTile(ImageTile& tile) = 0;
  virtual std::shared_ptr<ImageTile> getImageTile(int x, int y, int width, int height) const = 0;
 
 
  virtual int getWidth() const = 0;
 
  virtual int getHeight() const = 0;
 
  virtual ImageTile::ImageType getType() const = 0;
 
  virtual const std::map<std::string, MetadataEntry>& getMetadata() const { return m_metadata; }
 
  virtual void setMetadata(const std::string& key, const MetadataEntry& value) {
    m_metadata[key] = value;
  }
 
private:
  std::map<std::string, MetadataEntry> m_metadata;
};
 
}  // namespace SourceXtractor
 
#endif /* _SEFRAMEWORK_IMAGE_IMAGESOURCE_H_ */