refactor: extract image code into single component

src/ObjImage/Image/IwiWriter6.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include "IImageWriter.h"
+#include "Image/IwiTypes.h"
+
+namespace iwi6
+{
+    class IwiWriter final : public IImageWriter
+    {
+        static IwiFormat GetIwiFormatForImageFormat(const ImageFormat* imageFormat);
+
+        static void WriteVersion(std::ostream& stream);
+        static void FillHeader2D(IwiHeader& header, const Texture2D& texture);
+        static void FillHeaderCube(IwiHeader& header, const TextureCube& texture);
+        static void FillHeader3D(IwiHeader& header, const Texture3D& texture);
+
+    public:
+        IwiWriter();
+        IwiWriter(const IwiWriter& other) = delete;
+        IwiWriter(IwiWriter&& other) noexcept = delete;
+        ~IwiWriter() override;
+
+        IwiWriter& operator=(const IwiWriter& other) = delete;
+        IwiWriter& operator=(IwiWriter&& other) noexcept = delete;
+
+        bool SupportsImageFormat(const ImageFormat* imageFormat) override;
+        std::string GetFileExtension() override;
+        void DumpImage(std::ostream& stream, const Texture* texture) override;
+    };
+} // namespace iwi6