1 files changed, 13 insertions, 2 deletions
diff --git a/include/cru/platform/graphics/ImageFactory.h b/include/cru/platform/graphics/ImageFactory.h
index d2c2a468..2339a069 100644
--- a/include/cru/platform/graphics/ImageFactory.h
+++ b/include/cru/platform/graphics/ImageFactory.h
@@ -1,18 +1,29 @@
 #pragma once
-#include "Image.h"
 #include "Resource.h"
 #include "cru/common/io/Stream.h"
 
 namespace cru::platform::graphics {
+enum class ImageFormat { Jpeg, Png };
+
 struct CRU_PLATFORM_GRAPHICS_API IImageFactory
     : public virtual IGraphicsResource {
   virtual std::unique_ptr<IImage> DecodeFromStream(io::Stream* stream) = 0;
 
   /**
+   *  \brief Encode an image to a stream.
+   *  \param image The image to encode.
+   *  \param stream The stream to write to.
+   *  \param format The format to encode to.
+   *  \param quality The quality to encode to.
+   *  \todo Implement on macOS and Windows.
+   */
+  virtual void EncodeToStream(IImage* image, io::Stream* stream,
+                              ImageFormat format, float quality) = 0;
+
+  /**
    * \brief Create an empty bitmap with given width and height.
    * \remarks Implementation should ensure that the bitmap supports alpha
    * channel. It had better be in 32-bit rgba format.
-   * \todo Implement on Windows.
    */
   virtual std::unique_ptr<IImage> CreateBitmap(int width, int height) = 0;
 };