fix

engine/include/pdfengine/image_manager.hpp

@@ -0,0 +1,26 @@
+#pragma once
+
+#include <pdfengine/image_object.hpp>
+#include <pdfengine/image_descriptor.hpp>
+#include <pdfengine/image_cache.hpp>
+#include <memory>
+#include <string>
+
+namespace pdfengine {
+
+class ImageManager {
+public:
+    static ImageManager& instance();
+
+    std::shared_ptr<const ImageObject> processImageDescriptor(const ResolvedImageDescriptor& descriptor,
+                                                             std::string* outError = nullptr);
+
+    void setCache(std::shared_ptr<IImageCache> cache);
+    std::shared_ptr<IImageCache> cache() const;
+
+private:
+    ImageManager() = default;
+    std::shared_ptr<IImageCache> m_cache;
+};
+
+} // namespace pdfengine