/*

 * Copyright (c) 2010 Ixonos Plc.

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of the "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Nokia Corporation - Initial contribution

 *

 * Contributors:

 * Ixonos Plc

 *

 * Description: 

 * Draw plugin control class header.

 *

 */

#ifndef IMAGEEDITORDRAWCONTROL_H

#define IMAGEEDITORDRAWCONTROL_H

//  INCLUDES

#include "PreviewControlBase.h"

#include "MTimerCallBack.h"

#include <coecntrl.h>

#include <ConeResLoader.h>

#include "AnimationAO.h"

#include "CImageLabel.h"

#include "CustomerComponet.h"

#include "RollAO.h"

//  FORWARD DECLARATIONS

class CAknView;

class CFbsBitmap;

class CPluginInfo;

class CSystemParameters;

class CJPTimer;

class CAknInfoPopupNoteController;

class CDrawPath;

class CImageLabel;

class CAnimationAO;

/*	CLASS: CImageEditorDrawControl

 *

 *   CImageEditorDrawControl is a control for text insertion plug-in.

 *

 */

class CImageEditorDrawControl : public CPreviewControlBase,

		public MTimerCallBack,

		public MAnimationObserver,

		public MHandlePointerObserver,

		public MRollObserver

	{

	static const int DRAG_LENGTH = 5;

	enum TMainMenuLayout

		{

		EMainMenuHorizontal, EMainMenuVertical

		};

public:

	/** @name Methods:*/

	//@{

	/** NewL factory method

	 *

	 *	@param aRect - control rectangle

	 *	@param aParent - pointer to window owning control

	 *	@return pointer to created CImageEditorDrawControl object

	 */

	static CImageEditorDrawControl* NewL(const TRect& aRect,

			CCoeControl* aParent, RPointerArray<CDrawPath>& aPaths,TRgb& aRgb, TSize& aSize,TBool &aDisplayTool);

	/** Destructor */

	~CImageEditorDrawControl();

protected:

	// From CImageEditorControlBase

	/** Second phase constructor

	 *

	 *	@see CImageEditorControlBase

	 */

	void ConstructL(const TRect& aRect, CCoeControl* aParent);

	/*	Setter for view reference

	 *

	 *	@see CImageEditorControlBase

	 */

	void SetView(CAknView* aView);

	/*	SetSelectedUiItemL

	 *

	 *	@see CImageEditorControlBase

	 */

	void SetSelectedUiItemL(CPluginInfo* aItem);

	/** PrepareL

	 *

	 *	@see CImageEditorControlBase

	 */

	void PrepareL();

	/*	OfferKeyEventL

	 *

	 *	@see CImageEditorControlBase

	 */

	TKeyResponse OfferKeyEventL(const TKeyEvent& aKeyEvent, TEventCode aType);

	/*	HandlePointerEventL

	 *

	 *	@see CImageEditorControlBase

	 */

	void HandlePointerEventL(const TPointerEvent &aPointerEvent);

	/*	HandlePluginCommandL

	 *

	 *	@see CImageEditorControlBase

	 */

	void HandlePluginCommandL(const TInt aCommand);

	/*	GetSoftkeyIndexL

	 *

	 *	@see CImageEditorControlBase

	 */

	TInt GetSoftkeyIndexL();

	/*	GetContextMenuResourceId

	 *

	 *	@see CImageEditorControlBase

	 */

	TInt GetContextMenuResourceId();

	/*	GetDimmedMenuItems

	 *

	 *	@see CImageEditorControlBase

	 */

	TBitField GetDimmedMenuItems();

	/*	GetNaviPaneTextL

	 *

	 *	@see CImageEditorControlBase

	 */

	TPtrC GetNaviPaneTextL(TBool& aLeftNaviPaneScrollButtonVisibile,

			TBool& aRightNaviPaneScrollButtonVisible);

public:

	/*	GetParam

	 *

	 *	Gets pointer to the parameter struct.

	 *	@return - pointer to MIA parameter struct

	 */

	TDesC& GetParam();

	/*	SetSysteParameters

	 *

	 *	Sets reference to system parameters to plug-in.

	 *	@param aSysPars - System parameters instance

	 */

	void SetSystemParameters(const CSystemParameters* aSysPars);

	/*  IsReadyToRender

	 *

	 *   @return - ETrue when control is ready render

	 */

	TBool IsReadyToRender() const;

protected:

	/*	GetHelpContext

	 *

	 *	@see CCoeControl

	 */

	virtual void GetHelpContext(TCoeHelpContext& aContext) const;

	/*	TimerCallBack

	 *

	 *	@see MTimerCallBack

	 */

	void TimerCallBack();

	/*MakeVisibleLable

	 * 

	 * make the controller visible

	 * @param aFlag - ETrue,make the tool bar visible,otherwise.

	 */

	void MakeVisibleLable(TBool aFlag);

	/**StartTheAnimation

	 * 

	 * start the auto-moving active object for tool bar. 

	 */

	void StartTheAnimation();

protected:

	/** @name Methods:*/

	//@{

	/*	SizeChanged

	 *

	 *	@see CImageEditorControlBase

	 */

	void SizeChanged();

	//@}

	/** @name Members:*/

	//@{

	//@}

private:

	/** Default constructor */

	CImageEditorDrawControl(RPointerArray<CDrawPath>& aPaths,TRgb& aRgb, TSize& aSize,TBool &aDisplayTool);

	/**	Draw

	 *

	 *	@see CImageEditorControlBase

	 *

	 */

	virtual void Draw(const TRect & aRect) const;

protected:

	/**CountComponentControls

	 * 

	 * @see CImageEditorControlBase

	 */

	TInt CountComponentControls() const;

	/**ComponentControl

	 * 

	 * 

	 * @see CImageEditorControlBase

	 */

	CCoeControl* ComponentControl(TInt aIndex) const;

private:

	// Implementation	

	void NaviDown();

	void NaviUp();

	void NaviRight();

	void NaviLeft();

	void SelectSizeL();

	void StoreTempParams();

	void RestoreTempParams();

	void RenderTextImageL();

	void LoadIndicatorL(TInt aBitmapInd, TInt aMaskInd);

	TPoint ComputeIndicatorPosition() const;

	void StoreParameters(TBool aLastItem, TBool aDone);

	void StorePosAndScaleRelScreen();

	void RestorePosAndScaleRelScreen();

	void StorePosAndScaleRelImage();

	void RestorePosAndScaleRelImage();

	void ClipPosition();

	void SetPositionOnImage(TPoint aPointedPosition);

	TPoint GetPositionOnView();

	void ShowTooltip();

	TSize ScaledLineSize(TSize aOriginalSize) const;

public:

	/**Notify

	 * 

	 * handle the event by Active object 

	 */

	virtual void Notify();

	/**HandlePointerNotify

	 * 

	 * handle the press icon event 

	 * @param aComponent - the icon control of tool bar

	 */

	virtual void HandlePointerNotify(CCoeControl* aComponent);

	/**Roll

	 * 

	 * the fuction for AO to move the tool bar

	 */

	virtual void Roll();

private:

	/**InitializeMainMenu

	 * 

	 * initialize the tool bar 

	 * @param aMainMenuLayout - horizon or veritical layout of the tool bar 

	 */

	void InitializeMainMenu(TMainMenuLayout aMainMenuLayout);

	/**CalculateEffectiveOffset

	 * 

	 * calculate vaild offset for tool bar

	 */

	void CalculateEffectiveOffset();

	/**HandleMainMenuButtonUp

	 * 

	 * handle the up event on tool bar 

	 * @param aPoint - the position on screen 

	 */

	void HandleMainMenuButtonUp(TPoint aPoint);

	/**HandleMainMenuButtonDrag

	 * 

	 * handle the drag event on tool bar

	 * @param aPoint - the position on screen 

	 */

	void HandleMainMenuButtonDrag(TPoint aPoint);

private:

	/**UndoDrawPath

	 * 

	 * undo the drawed lines on screen 

	 */

	void UndoDrawPath();

	/**RedoDrawPath

	 * 

	 * redo the undo lines on screen 

	 */

	void RedoDrawPath();

private:

	CAknView* iEditorView;

	const CSystemParameters* iSysPars;

	CPluginInfo* iItem;

	HBufC* iNaviPaneText;

	TInt iX;

	TInt iY;

	CJPTimer* iTimer;

	TUint32 iKeyCode;

	TInt iPressedKeyScanCode;

	TInt iTickCount;

	TInt iNaviStepMultiplier;

	TBool iDisplayingOkOptionsMenu;

	CFbsBitmap* iIndicator;

	CFbsBitmap* iIndicatorMask;

	TBool iReadyToRender;

	TBuf<256> iParam;

	// Popup controller

	CAknInfoPopupNoteController* iPopupController;

	// Tooltip texts

	HBufC* iTooltipResize;

	// Previous pen position. Make touch rotating and resizing possible

	TPoint iPointerPosition;

	// Multiplier to control the rotating speed by touch

	TInt iTouchAngleMultiplier;

	RConeResourceLoader iResLoader;

	TSize& iSize;

	TRgb& iRgb;

	RPointerArray<CDrawPath> &iPaths;

	//bitmap device

	CFbsBitmapDevice* iBitmapDev;

	CGraphicsContext* iGc;

private:

    void SetToolBarStatus();

	RPointerArray<CImageLabel> iLabels;

	TRect iLoopMenuRect;

	TPoint iButtonDownPoint;

	TPoint iDragStartPoint;

	TPoint iDragPrePoint;

	TPoint iDragUpPoint;

	TInt iTotalComponent;

	TInt iDragOffset;

	TInt iStartSpeed;

	CAnimationAO* iAnimationAO;

	CRollAO* iRollAo;

private:

	RPointerArray<CDrawPath> iUndoPaths;

	TBool iUndo;

	TBool iRedo;

	TBool iCanRedo;

	TBool iRollDirection;

private:

	CCustomerComponet *iCustomComponet;

	TBool iCustomComponetClick;

	TBool iLastPointEventType;

	TBool iRollflag;

	TBool &iDisplayTool;

	TBool iSizeChangeFlag;

	};

#endif