1 files changed, 31 insertions, 0 deletions
diff --git a/engines/composer/resource.h b/engines/composer/resource.h
index 4cadd80e22..4248ad949a 100644
--- a/engines/composer/resource.h
+++ b/engines/composer/resource.h
@@ -31,6 +31,8 @@
 
 namespace Composer {
 
+class Animation;
+
 #define ID_LBRC MKTAG('L','B','R','C') // Main FourCC
 
 #define ID_ANIM MKTAG('A','N','I','M') // Animation
@@ -88,6 +90,35 @@ public:
 	bool openStream(Common::SeekableReadStream *stream);
 };
 
+struct PipeResourceEntry {
+	uint32 size;
+	uint32 offset;
+};
+
+struct PipeResource {
+	Common::Array<PipeResourceEntry> entries;
+};
+
+class Pipe {
+public:
+	Pipe(Common::SeekableReadStream *stream);
+	void nextFrame();
+
+	Animation *_anim;
+
+        bool hasResource(uint32 tag, uint16 id) const;
+	Common::SeekableReadStream *getResource(uint32 tag, uint16 id, bool buffering);
+
+protected:
+	Common::SeekableReadStream *_stream;
+
+	typedef Common::HashMap<uint16, PipeResource> ResourceMap;
+	typedef Common::HashMap<uint32, ResourceMap> TypeMap;
+	TypeMap _types;
+
+	uint32 _offset;
+};
+
 } // End of namespace Composer
 
 #endif