author | jakl.martin@cell-telecom.com |
Mon, 06 Dec 2010 18:07:30 +0100 | |
branch | NewGraphicsArchitecture |
changeset 218 | 99b3451c560e |
parent 0 | 5d03bc08d59c |
permissions | -rw-r--r-- |
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// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). |
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// All rights reserved. |
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// This component and the accompanying materials are made available |
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// under the terms of "Eclipse Public License v1.0" |
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// which accompanies this distribution, and is available |
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// at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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// |
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// Initial Contributors: |
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// Nokia Corporation - initial contribution. |
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// |
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// Contributors: |
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// |
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// Description: |
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// CWsWindowRedraw and associated classes definitions |
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// |
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// |
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#ifndef __WNREDRAW_H__ |
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#define __WNREDRAW_H__ |
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#include "server.h" |
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#include "panics.h" |
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class TSurfaceId; |
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class CPlaybackGc; |
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class MWsGraphicsContext; |
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class TBackgroundAttributes; |
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// |
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// Base class defining how a window is redrawn, i.e. Backed up, redraw from client, blanked... |
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// |
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class CWsWindowRedraw : public CBase |
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{ |
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private: |
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enum TStateFlags |
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{ |
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EHasElement=0x01, |
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EMayContainElement=0x10, |
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}; |
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public: |
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~CWsWindowRedraw(); |
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virtual void ConstructL(); |
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virtual TBool CommandL(TInt aOpcode, TWsWinCmdUnion &aCmd)=0; |
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virtual TRgb BackColor() const=0; |
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virtual TBool NeedsRedraw() const=0; |
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virtual TBool GetRedrawRect(TRect &aRect) const=0; |
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virtual const TRegion &BaseDrawRegion() const; |
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virtual void ClipInvalidRegion(const TRect &aRect); |
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virtual const TRegion& InvalidArea() const; |
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virtual void Resize(const TSize &aSize, const TSize &aOldSize); |
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virtual CWsBackedUpWindow *Backup() const; |
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virtual void Scroll(const TRect &aClipRect, const TPoint &aOffset,const TRect &aRect); |
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virtual void UpdateAnimArea(); |
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virtual void PrepareForResizeL(const TSize &aSize, TSize &aOldSize); |
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virtual void Moved() {} |
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virtual void ClearRedrawStore(TBool aClearPendingRedraw=EFalse); |
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virtual TBool DrawCommand(CWsGc* aGc,const TAny *aCmdData); |
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virtual void GcAttributeChange(CWsGc* aGc,const TAny *aCmdData); |
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virtual void GcDeactivate(CWsGc* aGc); |
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inline CWsWindow *WsWin(); // Link back to main window class |
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virtual void ClientExposing(); |
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virtual void DrawWindow()=0; |
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TInt DrawBackgroundColor(const TRegion& aRegion, TBool aDoFillColor); |
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virtual TBool Contains(const TArray<TGraphicDrawerId>& aDrawers,const TRegion& aRegion) const; |
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const TRegion * RedrawRegion(); |
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virtual TBool ReleaseMemory(MWsMemoryRelease::TMemoryReleaseLevel aLevel); |
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virtual CFbsDevice* OutputDevice() const; |
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virtual void VisibleRegionChange(); |
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virtual TBool ReadyToDraw() const; |
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void PreDrawWindow(MWsGraphicsContext * aGc, const TRegion &aWindowRegion); |
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void PostDrawWindow(MWsGraphicsContext* aGc, const TRegion& aWindowChildNodeRegion); |
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virtual void Invalidate(const TRect *) {} |
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virtual TInt SizeInBytes() const { return 0; } |
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inline TBool HasElement() const; |
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inline TBool MayContainElement() const; |
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inline void SetHasElement(TBool); |
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inline TBool HasElementExtentDefined() const; |
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inline void ClearMayContainElement(); |
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virtual TBool RedrawingInProgress() const; |
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virtual void WindowClosing(); |
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virtual TBool IsRedrawStoreEmpty() const { return EFalse; } |
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virtual TBool IsBackgroundClearEnabled() const { return ETrue; } |
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virtual CFbsBitmap* BitmapFromHandle(TInt /*aHandle*/) const { return NULL; } |
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void SetDsaElementL(); |
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inline void QueueRedraw(); |
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void Fade(MWsGraphicsContext * aGc, const TRegion& aRegion); |
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protected: |
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CWsWindowRedraw(CWsWindow *aWin); |
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void SetReply(TInt aReply); |
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void OwnerPanic(TClientPanic aPanic); |
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inline CScreen* Screen() const; |
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inline CWsClientWindow *CliWin() const; |
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void DrawWindowAnimsL(MWsGraphicsContext * aGc, const TRegion& aRegion); |
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TBackgroundAttributes& AcquireBackgroundElementL(); |
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void SetBackgroundSurfaceL(const TSurfaceId& aSurface); |
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void SetBackgroundSurfaceL(const TSurfaceConfiguration& aConfiguration, TBool aTriggerRedraw, TBool aAllowScreenSurface); |
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void SetElementExtentL(TRect& aNewExtent, TBackgroundAttributes& aAttributes); |
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void ElementRedraw(const TRect& aOldExtent, const TRect& aNewExtent, TBool aAlwaysScheduleUpdate); |
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void RemoveBackgroundSurface(TBool aTriggerRedraw); |
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void RemoveBackgroundElement(TBool aTriggerRedraw); |
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void GetBackgroundSurfaceL(TSurfaceConfiguration& aConfiguration); |
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void ReleaseBackgroundElement(); |
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void SetMayContainElementFlags(); |
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private: |
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void DoFade(const TRegion& aRegion); |
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void DrawWindowAnims(MWsGraphicsContext * aGc, const TRegion& aRegion); |
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void DrawCursorAndSprites(MWsGraphicsContext * aGc, const TRegion& aRegion); |
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TBool HasDsaElement() const; |
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111 |
|
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protected: |
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CWsWindow *iWsWin; // Link back to main window class |
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TUint iStateFlags; // Flags affecting how drawing is done |
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const TRegion * iRedrawRegion; // During a scheduled draw, this is the window area scheduled to be drawn. |
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}; // In ChangeTracking mode, iRedrawRegion doesn't include the area to be drawn by window-sprites, cursors or window-anims. |
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// All of them use the sprite region, declared in CWsWindow::iDirtySpriteRegion. |
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118 |
|
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class CWsBlankWindow : public CWsWindowRedraw |
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{ |
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public: |
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CWsBlankWindow(CWsWindow *aWin); |
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~CWsBlankWindow(); |
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void ConstructL(); |
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|
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//from CWsWindowRedraw |
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TBool CommandL(TInt aOpcode, TWsWinCmdUnion &aCmd); |
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TBool NeedsRedraw() const; |
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TBool GetRedrawRect(TRect &aRect) const; |
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void DrawWindow(); |
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131 |
|
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void SetColor(TRgb aColor); |
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inline void SetBackgroundClear(); |
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inline TBool IsBackgroundColor(); |
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private: |
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TRgb BackColor() const; |
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private: |
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TRgb iColor; |
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TBool iNoColor; |
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}; |
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141 |
|
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#include "window.h" |
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|
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inline CWsWindow *CWsWindowRedraw::WsWin() |
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{ |
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return iWsWin; |
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} |
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|
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inline CScreen* CWsWindowRedraw::Screen() const |
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{ |
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return iWsWin->Screen(); |
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} |
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|
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inline CWsClientWindow *CWsWindowRedraw::CliWin() const |
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{ |
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return (CWsClientWindow *)iWsWin; |
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} |
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|
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inline TBool CWsWindowRedraw::HasElement() const |
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{ |
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return (iStateFlags&EHasElement)>0; |
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} |
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inline void CWsWindowRedraw::SetHasElement(TBool aSet) |
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{ |
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TInt oldStateFlags = iStateFlags; |
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if (aSet) |
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{ |
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iStateFlags|=EHasElement; |
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} |
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else |
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{ |
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iStateFlags&=~EHasElement; |
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} |
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if (oldStateFlags!=iStateFlags) |
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{ |
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iWsWin->SetupVisibleRegionTracking(aSet); |
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} |
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} |
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|
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inline TBool CWsWindowRedraw::MayContainElement() const |
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{ |
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return (iStateFlags&EMayContainElement)>0; |
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} |
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|
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inline void CWsWindowRedraw::ClearMayContainElement() |
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{ |
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iStateFlags&=~EMayContainElement; |
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} |
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|
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inline void CWsBlankWindow::SetBackgroundClear() |
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{ |
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iNoColor=ETrue; |
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} |
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inline TBool CWsBlankWindow::IsBackgroundColor() |
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{ |
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return !iNoColor; |
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} |
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inline void CWsWindowRedraw::QueueRedraw() |
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{ |
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if (iWsWin->IsActive()) |
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{ |
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iWsWin->WsOwner()->RedrawQueue()->AddInvalid(this); |
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} |
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} |
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inline const TRegion * CWsWindowRedraw::RedrawRegion() |
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{ |
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return iRedrawRegion; |
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} |
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#endif |