ThumbnailBroker for background retrieval and rendering

1 files changed, 58 insertions, 0 deletions

diff --git a/src/client/ThumbnailBroker.h b/src/client/ThumbnailBroker.h
new file mode 100644
index 0000000..8fec6c1
--- /dev/null
+++ b/src/client/ThumbnailBroker.h
@@ -0,0 +1,58 @@
+#pragma once
+#include <queue>
+#include <list>
+#include <utility>
+#include <deque>
+#include <pthread.h>
+#undef GetUserName //God dammit microsoft!
+
+#include "Singleton.h"
+
+class GameSave;
+class Thumbnail;
+class ThumbnailListener;
+class ThumbnailBroker: public Singleton<ThumbnailBroker>
+{
+private: 
+	class ThumbnailID;
+	class ThumbnailRequest;
+	class ThumbnailSpec;
+	class ThumbRenderRequest;
+
+	//Thumbnail retreival
+	/*int thumbnailCacheNextID;
+	Thumbnail * thumbnailCache[THUMB_CACHE_SIZE];
+	void * activeThumbRequests[IMGCONNS];
+	int activeThumbRequestTimes[IMGCONNS];
+	int activeThumbRequestCompleteTimes[IMGCONNS];
+	std::string activeThumbRequestIDs[IMGCONNS];*/
+
+	pthread_mutex_t thumbnailQueueMutex;
+	pthread_mutex_t listenersMutex;
+	pthread_t thumbnailQueueThread;
+	bool thumbnailQueueRunning;
+	std::deque<ThumbnailRequest> thumbnailRequests;
+	std::deque<ThumbRenderRequest> renderRequests; 
+
+	std::deque<std::pair<ThumbnailListener*, Thumbnail*> > thumbnailComplete;
+	std::list<ThumbnailRequest> currentRequests;
+	std::deque<std::pair<ThumbnailID, Thumbnail*> > thumbnailCache;
+
+	std::vector<ThumbnailListener*> validListeners;
+
+	static void * thumbnailQueueProcessHelper(void * ref);
+	void thumbnailQueueProcessTH();
+
+public:
+	ThumbnailBroker();
+	virtual ~ThumbnailBroker();
+
+	void FlushThumbQueue();
+	void RenderThumbnail(GameSave * gameSave, int width, int height, ThumbnailListener * tListener);
+	void RetrieveThumbnail(int saveID, int saveDate, int width, int height, ThumbnailListener * tListener);
+	void RetrieveThumbnail(int saveID, int width, int height, ThumbnailListener * tListener);
+	
+	bool CheckThumbnailListener(ThumbnailListener * tListener);
+	void AttachThumbnailListener(ThumbnailListener * tListener);
+	void DetachThumbnailListener(ThumbnailListener * tListener);
+};
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