X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;ds=sidebyside;f=source%2Fgraphics%2Fimageloader.h;h=9645f116ffd4228a1098c425339fe7a0f39f3ec3;hb=43d31e73c4b97a37017757232c4ef1db355fee3a;hp=cb3f54ac204f303afe23e5bfc30b111ece28f33a;hpb=2ebdf45974a0a7649b3488f9da4b8cf90a1db584;p=libs%2Fgui.git

diff --git a/source/graphics/imageloader.h b/source/graphics/imageloader.h
index cb3f54a..9645f11 100644
--- a/source/graphics/imageloader.h
+++ b/source/graphics/imageloader.h
@@ -10,14 +10,12 @@ class unsupported_image_format: public std::runtime_error
 {
 public:
 	unsupported_image_format(const std::string &w): std::runtime_error(w) { }
-	virtual ~unsupported_image_format() throw() { }
 };
 
 class bad_image_data: public std::runtime_error
 {
 public:
 	bad_image_data(const std::string &w): std::runtime_error(w) { }
-	virtual ~bad_image_data() throw() { }
 };
 
 
@@ -27,6 +25,7 @@ public:
 	enum State
 	{
 		INITIAL,
+		HEADERS_LOADED,
 		FINISHED
 	};
 
@@ -47,9 +46,9 @@ protected:
 	class RegisteredLoader: public RegisterBase
 	{
 	public:
-		virtual unsigned get_signature_size() const { return T::get_signature_size(); }
-		virtual bool detect(const std::string &s) const { return T::detect(s); }
-		virtual ImageLoader *create(IO::Seekable &io) const { return new T(io); }
+		unsigned get_signature_size() const override { return T::get_signature_size(); }
+		bool detect(const std::string &s) const override { return T::detect(s); }
+		ImageLoader *create(IO::Seekable &io) const override { return new T(io); }
 	};
 
 	struct Registry
@@ -70,12 +69,15 @@ protected:
 public:
 	virtual ~ImageLoader();
 
+	static bool detect_signature(const std::string &);
 	static ImageLoader *open_file(const std::string &);
 	static ImageLoader *open_io(IO::Seekable &);
 
 	virtual void load(Image::Data &);
+	virtual void load_headers(Image::Data &);
 protected:
-	virtual void load_(Image::Data &) = 0;
+	virtual void load_headers_(Image::Data &) = 0;
+	virtual void load_pixels_(Image::Data &) = 0;
 
 public:
 	State get_state() const { return state; }