1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/graphics/windowing/windowserver/nonnga/SERVER/wnredraw.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,141 @@
     1.4 +// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of "Eclipse Public License v1.0"
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +// CWsWindowRedraw and associated classes definitions
    1.18 +// 
    1.19 +//
    1.20 +
    1.21 +#ifndef __WNREDRAW_H__
    1.22 +#define __WNREDRAW_H__
    1.23 +
    1.24 +#include "server.h"
    1.25 +#include "panics.h"
    1.26 +
    1.27 +class CPlaybackGc;
    1.28 +
    1.29 +//
    1.30 +// Base class defining how a window is redrawn, i.e. Backed up, redraw from client, blanked...
    1.31 +//
    1.32 +class CWsWindowRedraw : public CBase
    1.33 +	{
    1.34 +public:
    1.35 +	~CWsWindowRedraw();
    1.36 +	virtual void ConstructL();
    1.37 +	virtual TBool CommandL(TInt aOpcode, TWsWinCmdUnion &aCmd)=0;
    1.38 +	virtual TRgb BackColor() const=0;
    1.39 +	virtual TBool NeedsRedraw() const=0;
    1.40 +	virtual TBool GetRedrawRect(TRect &aRect) const=0;
    1.41 +	virtual void ClipInvalidRegion(const TRect &aRect);
    1.42 +	virtual void Resize(const TSize &aSize, const TSize &aOldSize);
    1.43 +	virtual CWsBackedUpWindow *Backup() const;
    1.44 +	virtual void Scroll(const TRect &aClipRect, const TPoint &aOffset,const TRect &aRect);
    1.45 +	virtual void UpdateAnimArea();
    1.46 +	virtual void PrepareForResizeL(const TSize &aSize, TSize &aOldSize);
    1.47 +	virtual void Moved() {}
    1.48 +	virtual void ClearRedrawStore(TBool aClearPendingRedraw=EFalse);
    1.49 +	virtual TBool DrawCommand(CWsGc* aGc,const TAny *aCmdData);
    1.50 +	virtual void GcAttributeChange(CWsGc* aGc,const TAny *aCmdData);
    1.51 +	virtual void GcDeactivate(CWsGc* aGc);
    1.52 +	inline CWsWindow *WsWin();	// Link back to main window class
    1.53 +	virtual void ClientExposing();
    1.54 +	virtual void DrawWindow()=0;
    1.55 +	TInt DrawBackgroundColor(const TRegion* aRegion);
    1.56 +	virtual TBool Contains(const TArray<TGraphicDrawerId>& aDrawers,const TRegion& aRegion) const;
    1.57 +	void DrawAnims(CFbsBitGc * aGc, const TRegion& aRegion);
    1.58 +	const TRegion * GlobalRedrawRegion();
    1.59 +	virtual TBool ReleaseMemory(MWsMemoryRelease::TMemoryReleaseLevel aLevel);
    1.60 +	virtual CFbsDevice* OutputDevice() const;
    1.61 +	virtual void VisibleRegionChange();
    1.62 +	virtual TBool ReadyToDraw() const;
    1.63 +	void PreDrawWindow(CFbsBitGc * aGc, const TRegion &aRegion);
    1.64 +	void PostDrawWindow(CFbsBitGc * aGc);
    1.65 +	virtual void Invalidate(const TRect *) {}	
    1.66 +	virtual TInt SizeInBytes() const { return 0; }
    1.67 +	virtual void WindowClosing();
    1.68 +
    1.69 +protected:
    1.70 +	CWsWindowRedraw(CWsWindow *aWin);
    1.71 +	void SetReply(TInt aReply);
    1.72 +	void OwnerPanic(TClientPanic aPanic);
    1.73 +	inline void QueueRedraw();
    1.74 +	inline CScreen* Screen() const;
    1.75 +	inline CWsClientWindow *CliWin() const;
    1.76 +	void DrawAnimsL(CFbsBitGc * aGc, const TRegion& aRegion);
    1.77 +protected:
    1.78 +	CWsWindow *iWsWin;	// Link back to main window class
    1.79 +	const TRegion * iGlobalRedrawRegion;// During a scheduled draw, this is the area scheduled to be drawn.
    1.80 +	};
    1.81 +
    1.82 +class CWsBlankWindow : public CWsWindowRedraw
    1.83 +	{
    1.84 +public:
    1.85 +	CWsBlankWindow(CWsWindow *aWin);
    1.86 +	~CWsBlankWindow();
    1.87 +	
    1.88 +	//from CWsWindowRedraw
    1.89 +	TBool CommandL(TInt aOpcode, TWsWinCmdUnion &aCmd);
    1.90 +	TBool NeedsRedraw() const;
    1.91 +	TBool GetRedrawRect(TRect &aRect) const;
    1.92 +	
    1.93 +	void SetColor(TRgb aColor);
    1.94 +	inline void SetBackgroundClear();
    1.95 +	inline TBool IsBackgroundColor();
    1.96 +	void DrawWindow();
    1.97 +private:
    1.98 +	TRgb BackColor() const;
    1.99 +private:
   1.100 +	TRgb iColor;
   1.101 +	TBool iNoColor;
   1.102 +	};
   1.103 +	
   1.104 +#include "window.h"
   1.105 +
   1.106 +inline CWsWindow *CWsWindowRedraw::WsWin()
   1.107 +	{
   1.108 +	return iWsWin;
   1.109 +	}
   1.110 +
   1.111 +inline CScreen* CWsWindowRedraw::Screen() const
   1.112 +	{
   1.113 +	return iWsWin->Screen();
   1.114 +	}
   1.115 +
   1.116 +inline CWsClientWindow *CWsWindowRedraw::CliWin() const
   1.117 +	{
   1.118 +	return (CWsClientWindow *)iWsWin;
   1.119 +	}
   1.120 +
   1.121 +inline void CWsBlankWindow::SetBackgroundClear()
   1.122 +	{
   1.123 +	iNoColor=ETrue;
   1.124 +	}
   1.125 +
   1.126 +inline TBool CWsBlankWindow::IsBackgroundColor()
   1.127 +	{
   1.128 +	return !iNoColor;
   1.129 +	}
   1.130 +
   1.131 +inline void CWsWindowRedraw::QueueRedraw()
   1.132 +	{
   1.133 +	if (iWsWin->IsActive())
   1.134 +		{
   1.135 +		iWsWin->WsOwner()->RedrawQueue()->AddInvalid(this);
   1.136 +		}
   1.137 +	}
   1.138 +
   1.139 +inline const TRegion * CWsWindowRedraw::GlobalRedrawRegion()
   1.140 +	{
   1.141 +	return iGlobalRedrawRegion;
   1.142 +	}
   1.143 +
   1.144 +#endif