gfCJigsawHelpImage.h

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/********************************************************************
*
*       File:           gfCJigsawHelpImage.h
*
*       Purpose:        Help image to show the finished jigsaw - the box
*                               cover / background ghost image
*
*********************************************************************/
 
#ifndef gfCJigsawHelpImagehdr
#define gfCJigsawHelpImagehdr
 
#include <fsAppCore/src/components/fsIGestureHandlingComponent.h>
 
class gfCJigsawHelpImage : public fsIGestureHandlingComponent
{
        friend class fsCComponentFactory;
 
public:
 
        static const fsCUniqueId mTypeId;
        static const fsCUniqueId mToggleHelpImageMsg;
 
        void listenersRegisterDo() override;
        void listenersDeregisterDo() override;
        fsBool messageProcessDo(const fsCUniqueId& pMessageType,
                                const fsIMessageDispatcher::sMessageParameters& pParam) override;
 
protected:
 
        void onDragStart(const fsPoint& pStartPos) override;
        void onDragMove(const fsPoint& pCurrPos) override;
        void onDragEnd(const fsPoint& pEndPos) override;
 
        fsBool acceptingInputGet() const override;
 
        void initialiseFromVariableTableDo(const fsCVariableTable& pVars) override;
 
        static fsIComponent* create(fsCEntity* pParent);
 
        gfCJigsawHelpImage(fsCEntity* pParent);
        virtual ~gfCJigsawHelpImage();
 
private:
 
        void processingPrioritize();
        void positionRegulate(fsPoint& pDragPos) const;
 
        fsBool messageForMe(const fsIMessageDispatcher::sMessageParameters& pParam) const;
        void imageSet();
 
        fsPoint mPrevDragPos;
        fsPoint mDimensions;
        fsU8 mOpacity;
};
 
#endif