llimageworker.h

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#ifndef LL_LLIMAGEWORKER_H
#define LL_LLIMAGEWORKER_H

#include "llimage.h"
#include "llworkerthread.h"

class LLImageWorker : public LLWorkerClass
{
public:
        static void initClass(LLWorkerThread* workerthread);
        static void cleanupClass();
        static LLWorkerThread* getWorkerThread() { return sWorkerThread; }

        // LLWorkerThread
public:
        LLImageWorker(LLImageFormatted* image, U32 priority, S32 discard,
                                  LLPointer<LLResponder> responder);
        ~LLImageWorker();

        // called from WORKER THREAD, returns TRUE if done
        /*virtual*/ bool doWork(S32 param);
        
        BOOL requestDecodedData(LLPointer<LLImageRaw>& raw, S32 discard = -1);
        BOOL requestDecodedAuxData(LLPointer<LLImageRaw>& raw, S32 channel, S32 discard = -1);
        void releaseDecodedData();
        void cancelDecode();

private:
        // called from MAIN THREAD
        /*virtual*/ void startWork(S32 param); // called from addWork()
        /*virtual*/ void endWork(S32 param, bool aborted); // called from doWork()

protected:
        LLPointer<LLImageFormatted> mFormattedImage;
        LLPointer<LLImageRaw> mDecodedImage;
        S32 mDecodedType;
        S32 mDiscardLevel;

private:
        U32 mPriority;
        LLPointer<LLResponder> mResponder;
        
protected:
        static LLWorkerThread* sWorkerThread;

public:
        static S32 sCount;
};

#endif

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