X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fgraphics%2Fimageloader.h;h=1ad6cc8c895aad812264df8663920cd6a56f6528;hb=054fca09f0bbd64fdbd6406a0643de938a9cd4fb;hp=9dc17269ef7d8054224492ad792795f0ad133afd;hpb=7672cbffb3efd3cce448f85a5e0acd4bed7ec0dd;p=libs%2Fgui.git

diff --git a/source/graphics/imageloader.h b/source/graphics/imageloader.h
index 9dc1726..1ad6cc8 100644
--- a/source/graphics/imageloader.h
+++ b/source/graphics/imageloader.h
@@ -23,6 +23,14 @@ public:
 
 class ImageLoader
 {
+public:
+	enum State
+	{
+		INITIAL,
+		HEADERS_LOADED,
+		FINISHED
+	};
+
 protected:
 	class RegisterBase
 	{
@@ -56,6 +64,7 @@ protected:
 
 private:
 	IO::Base *source;
+	State state;
 
 protected:
 	ImageLoader();
@@ -65,7 +74,14 @@ public:
 	static ImageLoader *open_file(const std::string &);
 	static ImageLoader *open_io(IO::Seekable &);
 
-	virtual void load(Image::Data &) = 0;
+	virtual void load(Image::Data &);
+	virtual void load_headers(Image::Data &);
+protected:
+	virtual void load_headers_(Image::Data &) = 0;
+	virtual void load_pixels_(Image::Data &) = 0;
+
+public:
+	State get_state() const { return state; }
 
 	template<typename T>
 	static void register_loader();