image_library.h

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#ifndef H_OGF_IMAGE_TYPES_IMAGE_LIBRARY_H
#define H_OGF_IMAGE_TYPES_IMAGE_LIBRARY_H
 
#include <geogram/basic/common.h>
#include <geogram/image/image.h>
#include <geogram/image/image_serializer.h>
 
#include <geogram/basic/environment.h>
 
#include <string>
#include <map>
 
namespace GEO {
 
//_________________________________________________________
 
    class ImageSerializer;
    class Image;
 
    class GEOGRAM_API ImageLibrary : public Environment {
    public:
 
        static ImageLibrary* instance();
 
        static void initialize();
 
        static void terminate();
 
        bool bind_image_serializer(
            const std::string& extension, ImageSerializer* serializer
        );
 
        ImageSerializer* resolve_image_serializer(
            const std::string& extension
        ) const;
 
        bool bind_image(const std::string& name, Image* image);
 
        bool unbind_image(const std::string& name);
 
        Image* resolve_image(const std::string& name) const;
 
        Image* load_image(const std::string& file_name);
 
        bool save_image(const std::string& file_name, Image* image);
 
        void copy_image_to_clipboard(Image* image);
 
        bool get_local_value(
            const std::string& name, std::string& value
        ) const override;
 
        bool set_local_value(
            const std::string& name, const std::string& value
        ) override;
 
    protected:
        ImageLibrary();
        ~ImageLibrary() override;
        friend class World;
 
    private:
        static ImageLibrary* instance_;
        std::map<std::string, ImageSerializer_var> image_serializers_;
        std::map<std::string, Image_var> images_;
    };
 
//_________________________________________________________
 
    template <class T> class geo_declare_image_serializer {
    public:
        geo_declare_image_serializer(const std::string& extension) {
            ImageLibrary::instance()->bind_image_serializer(
                extension, new T
            );
        }
    };
 
//_________________________________________________________
 
}
#endif