i_source_manager.h

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#pragma once
 
#include "common/image_region.h"
#include "common/error_handling/core_error.h"
#include "common/types/image_types.h"
 
#include <string>
#include <string_view>
#include <memory>
#include <optional>
#include <expected>
 
namespace CaptureMoment::Core {
 
namespace Managers {
 
class ISourceManager {
public:
    virtual ~ISourceManager() = default;
 
    [[nodiscard]] virtual std::expected<void, ErrorHandling::CoreError> loadFile(std::string_view path) = 0;
 
    virtual void unload() = 0;
 
    [[nodiscard]] virtual bool isLoaded() const = 0;
 
    [[nodiscard]] virtual std::string getImageSourcePath() const = 0;
 
    [[nodiscard]] virtual Common::ImageDim width() const noexcept = 0;
 
    [[nodiscard]] virtual Common::ImageDim height() const noexcept = 0;
 
    [[nodiscard]] virtual Common::ImageChan channels() const noexcept = 0;
 
    [[nodiscard]] virtual std::expected<std::unique_ptr<Common::ImageRegion>, ErrorHandling::CoreError> getTile(
        Common::ImageDim x, Common::ImageDim y, Common::ImageDim width, Common::ImageDim height
        ) = 0;
 
    [[nodiscard]] virtual std::expected<void, ErrorHandling::CoreError> setTile(const Common::ImageRegion& tile) = 0;
 
    [[nodiscard]] virtual std::optional<std::string> getMetadata(std::string_view key) const = 0;
};
 
} // namespace Managers
 
} // namespace CaptureMoment::Core