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/*
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* Copyright (c) 2008-2009 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: Implementation of CGlxZoomControl
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*
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*/
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// INCLUDE FILES
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#include "glxzoomcontrol.h"
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// INCLUDES
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#include <data_caging_path_literals.hrh>
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#include <eikbtgpc.h> //For CEikButtonGroupContainer
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#include <ExifRead.h>
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//Alf Headers
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#include <alf/alfviewportlayout.h> // For CAlfViewPortLayout
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#include <alf/alfimagevisual.h> // For CAlfImageVisual
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#include <alf/alfcontrolgroup.h> // For CAlfControlGroup
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#include <alf/alfdisplay.h> // For CAlfDisplay
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#include <alf/alfroster.h> // For CAlfRoster
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#include <alf/alfutil.h> // For AlfUtil
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// Antariksh
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#include <mul/imulsliderwidget.h> // For Slider Widget
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#include <mul/mulevent.h> // For Slider events
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#include <gesturehelper.h>
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#include <e32math.h>
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using namespace GestureHelper;
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//Gallery Headers
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#include <glxuiutility.h>
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#include <glxattributecontext.h>
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#include <glxtracer.h> // For Tracer
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#include <glxlog.h> // For Log
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#include <glxtexturemanager.h> // For Creating Texture
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#include <glxuistd.h> // For Fetch Context Priority
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#include <mglxmedialist.h> // For MGlxMediaList
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#include <mglxuicommandhandler.h> // For MGlxUiCommandHandler
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#include "glxtv.h" // for CGlxTv
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// LOCAL CONSTANTS AND MACROS
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const TReal KGlxOpacityOpaque = 1.0;
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const TInt KGlxMaxExifSize = 0x10000;
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const TReal KGlxOpacityTransparent = 0.0;
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//zoom delay for animation while hdmi cable,
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//is connected and zoom is initiated
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const TInt KHDMIZoomDelay = 250000;
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//Zoom level for the animation , assuming the innitial level is 1.
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const TReal KGlxZoomLevel = 1.5;
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const TInt KGlxDecodingThreshold = 3000000; // pixels
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// CGlxZoomControl::CGlxZoomControl
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// C++ default constructor can NOT contain any code, that might leave.
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// -----------------------------------------------------------------------------
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//
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CGlxZoomControl::CGlxZoomControl(MGlxUiCommandHandler& aCommandHandler,
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MGlxMediaList& aMediaList,CEikButtonGroupContainer& aZoomBackKeys,
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IMulSliderWidget& aSliderWidget, GestureHelper::CGestureHelper* aGestureHelper) :
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iMediaList(aMediaList), iGestureHelper(aGestureHelper),
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iZoomSliderWidget(aSliderWidget), iZoomBackKey(&aZoomBackKeys),
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iCommandHandler(aCommandHandler)
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{
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TRACER("CGlxZoomControl::CGlxZoomControl");
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}
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// -----------------------------------------------------------------------------
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// CGlxZoomControl::ConstructL
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// Symbian 2nd phase constructor can leave.
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// -----------------------------------------------------------------------------
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//
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void CGlxZoomControl::ConstructL()
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{
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TRACER("CGlxZoomControl::ConstructL()");
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iAttributeContext = CGlxDefaultAttributeContext::NewL();
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iAttributeContext->AddAttributeL(KGlxMediaGeneralDimensions);
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iMediaList.AddContextL( iAttributeContext, KGlxFetchContextPriorityLow );
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iUiUtility = CGlxUiUtility::UtilityL();
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iEnv = iUiUtility->Env();
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iDisplay = iUiUtility->Display();
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iTextureMgr = &iUiUtility->GlxTextureManager();
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iScreenSize = ScreenSize();
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iDisplay->SetVisibleArea(TRect(TPoint(0,0),iScreenSize));
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CAlfControl::ConstructL(*iEnv);
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//Func creating black background and visual that has to zoomed
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CreateZoomVisualL();
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iControlGroup = &iEnv->NewControlGroupL(0x119);
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iControlGroup->AppendL(this);
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iDisplay->Roster().ShowL( *iControlGroup);
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// Hide the Zoom at the construction
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ShowZoom(EFalse);
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iZoomActive = EFalse;
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//To know if HDMi cable is connected.
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iGlxTvOut = CGlxTv::NewL(*this);
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iTimer = CPeriodic::NewL( CActive::EPriorityStandard );
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iGPUMemMonitor = CGlxRelaseGPUMemory::NewL(*this);
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}
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// -----------------------------------------------------------------------------
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// ScreenSize : gets the screensize, Note that , this is not stored in member variable as
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// Screen rect can change based on orientation
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// -----------------------------------------------------------------------------
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//
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TSize CGlxZoomControl::ScreenSize()
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{
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TRACER("CGlxZoomControl::ScreenSize()");
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return AlfUtil::ScreenSize();
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}
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// -----------------------------------------------------------------------------
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// ShowZoom
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// -----------------------------------------------------------------------------
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//
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void CGlxZoomControl::ShowZoom(TBool aShow)
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{
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TRACER("CGlxZoomControl::ShowZoom()");
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if (aShow)
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{
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iViewPort->SetOpacity(KGlxOpacityOpaque);
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iGestureHelper->AddObserver(this);
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}
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else
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{
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iViewPort->SetOpacity(KGlxOpacityTransparent);
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}
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}
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// -----------------------------------------------------------------------------
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// CreateZoomVisual
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// -----------------------------------------------------------------------------
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//
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void CGlxZoomControl::CreateZoomVisualL()
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{
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TRACER("CGlxZoomControl::CreateZoomVisualL()");
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CAlfTexture *blackoutTexture = &(iTextureMgr->CreateFlatColourTextureL(KRgbBlack));
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CleanupStack::PushL(blackoutTexture);
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iViewPort = CAlfViewportLayout::AddNewL(*this);
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//Create the Image visual ,which holds the texture,which is complete black in color
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CAlfImageVisual *blackoutImageVisual = CAlfImageVisual::AddNewL(*this,iViewPort);
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CleanupStack::PushL(blackoutImageVisual);
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// Visual is larger than the screen to deal with control transformations that
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// may show areas usually outside the normal screen coordinates
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TInt16 blackImageSize =(iScreenSize.iWidth > iScreenSize.iHeight) ?iScreenSize.iWidth:iScreenSize.iHeight;
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blackoutImageVisual->SetImage(TAlfImage(*blackoutTexture));
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blackoutImageVisual->SetFlag(EAlfVisualFlagManualLayout);
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blackoutImageVisual->SetSize(TAlfRealSize(blackImageSize, blackImageSize));
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blackoutImageVisual->SetPos(TAlfRealPoint(0, 0));
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CleanupStack::Pop(blackoutImageVisual);
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CleanupStack::Pop(blackoutTexture);
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// VisualLayoutUpdated
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// Enable scrolling of the Viewport.
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// The content area of a layout can be thought to be larger than the real visible size.
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// Scrolling changes which portion of the layout’s content is actually visible at the moment.
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iViewPort->SetFlag(EAlfVisualFlagLayoutUpdateNotification);
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iViewPort->SetVirtualSize(TAlfRealSize(iScreenSize.iWidth,iScreenSize.iHeight), 0);
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iViewPort->SetViewportSize(TAlfRealSize(iScreenSize.iWidth,iScreenSize.iHeight), 0);
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iViewPort->SetViewportPos(TAlfRealPoint(0,0), 0);
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iViewPort->SetClipping(EFalse);
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iViewPort->SetOrigin( EAlfVisualHOriginLeft, EAlfVisualVOriginTop );
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//Enable scrolling of the Viewport.
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//The content area of a layout can be thought to be larger than the real visible size.
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//Scrolling changes which portion of the layout’s content is actually visible at the moment.
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iViewPort->EnableScrollingL();
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iViewPort->EnableTransformationL();
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iImageVisual = CAlfImageVisual::AddNewL(*this,iViewPort);
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iImageVisual->SetScaleMode(CAlfImageVisual::EScaleFitInside);
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iEventHandler = CGlxZoomPanEventHandler::NewL(*this);
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}
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// -----------------------------------------------------------------------------
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// CGlxZoomControl::NewL
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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//
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EXPORT_C CGlxZoomControl* CGlxZoomControl::NewL(
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MGlxUiCommandHandler& aCommandHandler,
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MGlxMediaList& aMediaList,CEikButtonGroupContainer& aZoomKeys,
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IMulSliderWidget& aSliderWidget, GestureHelper::CGestureHelper* aGestureHelper)
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{
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TRACER("CGlxZoomControl::NewL");
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CGlxZoomControl* self = new (ELeave) CGlxZoomControl(aCommandHandler,
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aMediaList,aZoomKeys,aSliderWidget,aGestureHelper);
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CleanupStack::PushL(self);
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self->ConstructL();
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CleanupStack::Pop(self);
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return self;
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}
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// -----------------------------------------------------------------------------
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// Destructor
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// -----------------------------------------------------------------------------
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//
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CGlxZoomControl::~CGlxZoomControl()
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{
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TRACER("CGlxZoomControl::~CGlxZoomControl()");
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if(iTimer->IsActive())
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{
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iTimer->Cancel();
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}
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delete iTimer;
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if(iGPUMemMonitor)
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{
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delete iGPUMemMonitor;
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}
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if(iGlxTvOut)
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{
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delete iGlxTvOut;
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}
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if(iEventHandler)
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{
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delete iEventHandler;
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iEventHandler = NULL ;
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}
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if(iViewPort)
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{
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iViewPort->RemoveAndDestroyAllD();
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iViewPort = NULL;
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}
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iMediaList.RemoveContext(iAttributeContext);
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delete iAttributeContext;
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if(iImageTexture)
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{
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delete iImageTexture;
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iImageTexture=NULL;
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}
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iDisplay->Roster().Hide(*iControlGroup);
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if ( iControlGroup )
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{
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iControlGroup->Remove(this);
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iEnv->DeleteControlGroup(0x119);
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iControlGroup = NULL;
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}
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if ( iUiUtility )
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{
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iUiUtility->Close();
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}
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}
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// -----------------------------------------------------------------------------
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// ActivateL:Activates the Zoom Control,set the image visual ,do the initial setup
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// -----------------------------------------------------------------------------
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//
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EXPORT_C void CGlxZoomControl::ActivateL(TInt aInitialZoomRatio, TZoomStartMode aStartMode,
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TInt aFocusIndex, TGlxMedia& aItem, TPoint* aZoomFocus,TBool aViewingMode)
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{
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TRACER("CGlxZoomControl::ActivateL()");
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//Request to release GPU mem parallelly
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iGPUMemMonitor->RequestMemory(EFalse);
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if ( !iZoomActive )
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{
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//To Retrive the image details
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TMPXAttribute thumbNailAttribute(0,0);
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TGlxIdSpaceId idspace = iMediaList.IdSpaceId( aFocusIndex );
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//Get the texture Created in fullscreen View.
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iImageTexture = &(iTextureMgr->CreateNewTextureForMediaL(
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ScreenSize(),aItem, idspace, this ));
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iImageVisual->SetImage(*iImageTexture);
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if(iGlxTvOut->IsHDMIConnected()&& !aViewingMode )
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{
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StartZoomAnimation(aStartMode);
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}
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else
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{
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ShowZoom(ETrue);
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iZoomSliderWidget.AddEventHandler(*this);
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iZoomSliderWidget.SetHandleKeyEvent(EFalse);
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iZoomSliderModel = (IMulSliderModel*) iZoomSliderWidget.model();
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if(iZoomSliderWidget.IsHidden())
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{
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iEventHandler->SetZoomUiState(EUiOff);
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}
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else
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{
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iEventHandler->SetZoomUiState(EUiOn);
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}
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// Get size, return value tells us if it was available
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//We need this Value to calculate the size of the visual/Layout corresponding to the Zoom factor
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TSize imageSize;
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aItem.GetDimensions( imageSize );
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TSize maxVirtualImageSize = imageSize;
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if (KGlxDecodingThreshold < (imageSize.iWidth * imageSize.iHeight))
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{
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TReal areaRatio = TReal(imageSize.iWidth*imageSize.iHeight)/KGlxDecodingThreshold ;
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TReal sideRatio;
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Math::Sqrt(sideRatio, areaRatio);
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maxVirtualImageSize.iHeight = imageSize.iHeight / sideRatio ;
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maxVirtualImageSize.iWidth = imageSize.iWidth / sideRatio ;
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}
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// Now since our maximum size possible is 3 MP. all our zoom percentages will be relative to it.
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// So our initial zoom ratio will be different and cnsequently our minimum slider value too will change.
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GLX_LOG_INFO1("ActivateZoomControlL: Slider MaxRange = %d ", iZoomSliderModel->MaxRange() );
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GLX_LOG_INFO1("ActivateZoomControlL: Slider MinRange = %d ", iZoomSliderModel->MinRange() );
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GLX_LOG_INFO1("ActivateZoomControlL: Slider PrimaryValue= %d", iZoomSliderModel->PrimaryValue() );
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iEventHandler->SetZoomActivated(ETrue);
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if (aStartMode == EZoomStartSlider)
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{
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iEventHandler->ActivateZoom(aInitialZoomRatio,
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maxVirtualImageSize,
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aStartMode,
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iZoomSliderModel->MinRange(),
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iZoomSliderModel->MaxRange(),
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aZoomFocus);
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}
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else
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{
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iEventHandler->ActivateZoom(aInitialZoomRatio,
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maxVirtualImageSize,
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aStartMode,
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iZoomSliderModel->MinRange(),
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iZoomSliderModel->MaxRange(),
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aZoomFocus);
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}
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TRAP_IGNORE(iImageTexture =
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&(iTextureMgr->CreateZoomedTextureL(aItem,thumbNailAttribute,idspace,this)));
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//This is for handling the alaram interrupt events,that causes the phone to freeze.
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CEikButtonGroupContainer* cba = CEikButtonGroupContainer::Current();
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if (NULL != cba)
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{
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if (cba->IsVisible())
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{
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cba->ActivateL();
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}
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}
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}
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// Now the zoom activation process is complete.
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// Now is when truly zoom is active.
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iZoomActive = ETrue;
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}
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}
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// ---------------------------------------------------------------------------
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// StartZoomAnimation
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// ---------------------------------------------------------------------------
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//
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void CGlxZoomControl::StartZoomAnimation(TZoomStartMode aStartMode)
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{
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TRACER("CGlxZoomControl::StartZoomAnimation()");
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iZoomIn = ETrue;
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//Set zoom visible but not enable the gesturehelper events
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iViewPort->SetOpacity(KGlxOpacityOpaque);
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TAlfTimedValue timedvalue;
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//using KGlxOpacityOpaque for the value 1 , assuming the initial zoom level as 1.
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timedvalue.SetValueNow(KGlxOpacityOpaque);
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timedvalue.SetTarget(KGlxZoomLevel,KHDMIZoomDelay/1000);
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iImageVisual->SetScale(timedvalue);
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//If zoom is not done using pinch, zoom out with the rubber effect
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//Else wait for the gesture helper event for zooming out.
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if(aStartMode != EZoomStartPinch)
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{
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iTimer->Cancel();
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iTimer->Start(KHDMIZoomDelay,KHDMIZoomDelay,TCallBack( TimeOut,this ));
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}
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else
|
|
404 |
{
|
|
405 |
iGestureHelper->AddObserver(this);
|
|
406 |
}
|
|
407 |
}
|
|
408 |
// ---------------------------------------------------------------------------
|
|
409 |
// TimeOut
|
|
410 |
// ---------------------------------------------------------------------------
|
|
411 |
//
|
|
412 |
TInt CGlxZoomControl::TimeOut(TAny* aSelf)
|
|
413 |
{
|
|
414 |
TRACER("CGlxZoomControl::TimeOut");
|
|
415 |
if(aSelf)
|
|
416 |
{
|
|
417 |
CGlxZoomControl* self = static_cast <CGlxZoomControl*> (aSelf);
|
|
418 |
self->ActivateFullscreen();
|
|
419 |
}
|
|
420 |
return KErrNone;
|
|
421 |
}
|
|
422 |
// ---------------------------------------------------------------------------
|
|
423 |
// ActivateZoomAnimation
|
|
424 |
// ---------------------------------------------------------------------------
|
|
425 |
//
|
|
426 |
void CGlxZoomControl::ActivateFullscreen()
|
|
427 |
{
|
|
428 |
TRACER("CGlxZoomControl::ActivateFullscreen");
|
|
429 |
if(iZoomIn)
|
|
430 |
{
|
|
431 |
iZoomIn = EFalse;
|
|
432 |
TAlfTimedValue timedvalue;
|
|
433 |
timedvalue.SetValueNow(KGlxZoomLevel);
|
|
434 |
timedvalue.SetTarget(KGlxOpacityOpaque,KHDMIZoomDelay/1000);
|
|
435 |
iImageVisual->SetScale(timedvalue);
|
|
436 |
}
|
|
437 |
else
|
|
438 |
{
|
|
439 |
if(iTimer->IsActive())
|
|
440 |
{
|
|
441 |
iTimer->Cancel();
|
|
442 |
}
|
|
443 |
//once the animation is done come back to fullscreen.
|
|
444 |
HandleZoomOutL(KGlxZoomOutCommand);
|
|
445 |
}
|
|
446 |
}
|
|
447 |
|
|
448 |
// -----------------------------------------------------------------------------------
|
|
449 |
// Deactivate:Remove the screen furniture ,cancel the timers if any
|
|
450 |
// ----------------------------------------------------------------------------------
|
|
451 |
//
|
|
452 |
EXPORT_C void CGlxZoomControl::Deactivate()
|
|
453 |
{
|
|
454 |
TRACER("CGlxZoomControl::Deactivate()");
|
|
455 |
if (iZoomActive)
|
|
456 |
{
|
|
457 |
if (iTimer->IsActive())
|
|
458 |
{
|
|
459 |
iTimer->Cancel();
|
|
460 |
}
|
|
461 |
iZoomSliderWidget.RemoveEventHandler(*this);
|
|
462 |
iZoomBackKey->MakeVisible(EFalse);
|
|
463 |
iTextureMgr->RemoveZoomList();
|
|
464 |
|
|
465 |
iImageVisual->SetImage(*iImageTexture);
|
|
466 |
iEventHandler->DeactivateZoom();
|
|
467 |
CleanUpVisual();
|
|
468 |
|
|
469 |
iZoomActive = EFalse;
|
|
470 |
iEventHandler->SetZoomActivated(EFalse);
|
|
471 |
}
|
|
472 |
// Hide the Zoom View
|
|
473 |
ShowZoom(EFalse);
|
|
474 |
}
|
|
475 |
|
|
476 |
// -----------------------------------------------------------------------------------
|
|
477 |
// HandleZoomForegroundEventL:Zoom Foreground event handling function
|
|
478 |
// ----------------------------------------------------------------------------------
|
|
479 |
//
|
|
480 |
EXPORT_C void CGlxZoomControl::HandleZoomForegroundEvent(TBool aForeground)
|
|
481 |
{
|
|
482 |
TRACER("CGlxZoomControl::HandleZoomForegroundEventL()");
|
|
483 |
|
|
484 |
if (!aForeground)
|
|
485 |
{
|
|
486 |
ShowUi(EFalse);
|
|
487 |
iEventHandler->CancelZoomPanTimer();
|
|
488 |
iEventHandler->CancelUITimer();
|
|
489 |
iEventHandler->CancelAnimationTimer();
|
|
490 |
}
|
|
491 |
else
|
|
492 |
{
|
|
493 |
iGPUMemMonitor->RequestMemory();
|
|
494 |
}
|
|
495 |
}
|
|
496 |
|
|
497 |
// -----------------------------------------------------------------------------
|
|
498 |
// CleanUpVisual:reset the values of the variables.
|
|
499 |
// -----------------------------------------------------------------------------
|
|
500 |
//
|
|
501 |
void CGlxZoomControl::CleanUpVisual()
|
|
502 |
{
|
|
503 |
TRACER("CGlxZoomControl::CleanUpVisual() ");
|
|
504 |
}
|
|
505 |
// -----------------------------------------------------------------------------
|
|
506 |
// Activated
|
|
507 |
// -----------------------------------------------------------------------------
|
|
508 |
//
|
|
509 |
EXPORT_C TBool CGlxZoomControl::Activated()
|
|
510 |
{
|
|
511 |
TRACER("CGlxZoomControl::Activated");
|
|
512 |
return iZoomActive;
|
|
513 |
}
|
|
514 |
|
|
515 |
// -----------------------------------------------------------------------------
|
|
516 |
// OfferEventL
|
|
517 |
// -----------------------------------------------------------------------------
|
|
518 |
//
|
|
519 |
TBool CGlxZoomControl::OfferEventL(const TAlfEvent &aEvent)
|
|
520 |
{
|
|
521 |
TRACER("CGlxZoomControl::OfferEventL()");
|
|
522 |
|
|
523 |
GLX_LOG_INFO1("OfferEventL 2: iZoomEnabled = %d ", iZoomActive );
|
|
524 |
// All the events related to the keys and pointers will be coming to this offerevent
|
|
525 |
return iEventHandler->HandleEventL(aEvent) ;
|
|
526 |
}
|
|
527 |
|
|
528 |
|
|
529 |
// -----------------------------------------------------------------------------
|
|
530 |
// offerEvent
|
|
531 |
// -----------------------------------------------------------------------------
|
|
532 |
//
|
|
533 |
AlfEventStatus CGlxZoomControl::offerEvent( CAlfWidgetControl& /*aControl*/,
|
|
534 |
const TAlfEvent& aEvent)
|
|
535 |
{
|
|
536 |
TRACER("CGlxZoomControl::OfferEvent( CAlfWidgetControl& /*aControl*/)");
|
|
537 |
// All the events which are related to slider widget will be coming
|
|
538 |
// to this offerevent.
|
|
539 |
AlfEventStatus eventStatus = EEventNotHandled;
|
|
540 |
|
|
541 |
TBool consumed = iEventHandler->HandleEvent(aEvent);
|
|
542 |
if ( consumed )
|
|
543 |
{
|
|
544 |
eventStatus = EEventConsumed;
|
|
545 |
}
|
|
546 |
|
|
547 |
return eventStatus;
|
|
548 |
}
|
|
549 |
|
|
550 |
|
|
551 |
// -----------------------------------------------------------------------------
|
|
552 |
// TextureContentChangedL
|
|
553 |
// -----------------------------------------------------------------------------
|
|
554 |
//
|
|
555 |
void CGlxZoomControl::TextureContentChangedL( TBool /*aHasContent*/ , CAlfTexture* aNewTexture)
|
|
556 |
{
|
|
557 |
TRACER("CGlxZoomControl::TextureContentChangedL ");
|
|
558 |
//if both the textures are null that means we do not have memory to
|
|
559 |
//decode and show anything. So try and check if the fullscreen texture
|
|
560 |
//is created by now if not then go to fullscreen view.
|
|
561 |
|
|
562 |
if(NULL == aNewTexture )
|
|
563 |
{
|
|
564 |
if(NULL == iImageTexture)
|
|
565 |
{
|
|
566 |
TSize TextureSize = ScreenSize();
|
|
567 |
TInt focus = iMediaList.FocusIndex();
|
|
568 |
TGlxMedia item = iMediaList.Item( focus );
|
|
569 |
TGlxIdSpaceId idspace = iMediaList.IdSpaceId( focus );
|
|
570 |
|
|
571 |
CAlfTexture* newTexture = NULL;
|
|
572 |
//Get the texture Created in fullscreen View.
|
|
573 |
TRAPD(errtexture, newTexture = &(iTextureMgr->CreateNewTextureForMediaL(
|
|
574 |
TextureSize,item, idspace, this )));
|
|
575 |
|
|
576 |
if(errtexture != KErrNone)
|
|
577 |
{
|
|
578 |
GLX_LOG_INFO( "CGlxTextureManagerImpl::HandleBitmapDecodedL::CreateNewTextureForMediaL Failed");
|
|
579 |
//Exit zoom and goto fullscreen
|
|
580 |
HandleZoomOutL(KGlxZoomOutCommand);
|
|
581 |
}
|
|
582 |
else
|
|
583 |
{
|
|
584 |
//show the fullscreen texture.
|
|
585 |
iImageTexture = newTexture;
|
|
586 |
iImageVisual->SetImage( *iImageTexture );
|
|
587 |
}
|
|
588 |
}
|
|
589 |
else
|
|
590 |
{
|
|
591 |
//show the existing first level decoded image texture in case second level
|
|
592 |
//decoding fails
|
|
593 |
iImageVisual->SetImage( *iImageTexture );
|
|
594 |
}
|
|
595 |
}
|
|
596 |
else
|
|
597 |
{
|
|
598 |
iImageTexture = aNewTexture;
|
|
599 |
iImageVisual->SetImage( *iImageTexture );
|
|
600 |
}
|
|
601 |
}
|
|
602 |
|
|
603 |
// -----------------------------------------------------------------------------
|
|
604 |
// VisualLayoutUpdated:updates the co-ordinates when phone is tilted
|
|
605 |
// -----------------------------------------------------------------------------
|
|
606 |
//
|
|
607 |
void CGlxZoomControl::VisualLayoutUpdated(CAlfVisual& aVisual)
|
|
608 |
{
|
|
609 |
TRACER("CGlxZoomControl::VisualLayoutUpdated ");
|
|
610 |
// Callback comes to this function when there is a resolution change
|
|
611 |
|
|
612 |
if(iGlxTvOut->IsHDMIConnected())
|
|
613 |
{
|
|
614 |
return;
|
|
615 |
}
|
|
616 |
|
|
617 |
TRect rect;
|
|
618 |
rect = AlfUtil::ScreenSize();
|
|
619 |
if ( (rect.Width() != iScreenSize.iWidth) && ( rect.Height() != iScreenSize.iHeight))
|
|
620 |
{
|
|
621 |
//notify slider about Orientation Change
|
|
622 |
iZoomSliderWidget.ContainerLayout().Owner().VisualLayoutUpdated(aVisual);
|
|
623 |
//when the Phone is tilted,Height becomes the width and vice versa. So update with the new dimensions
|
|
624 |
iScreenSize.iWidth = rect.Width();
|
|
625 |
iScreenSize.iHeight = rect.Height();
|
|
626 |
iDisplay->SetVisibleArea(TRect(TPoint(0,0),iScreenSize));
|
|
627 |
|
|
628 |
//[TODO]: Use the Maths engine ro arrive at this figure (virtual and viewport sizes). else there might be problems in fringe conditions
|
|
629 |
iViewPort->SetVirtualSize(TAlfRealSize(iScreenSize.iWidth,iScreenSize.iHeight), 0);
|
|
630 |
iViewPort->SetViewportSize(TAlfRealSize(iScreenSize.iWidth,iScreenSize.iHeight), 0);
|
|
631 |
if(Activated())
|
|
632 |
{
|
|
633 |
iEventHandler->OrientationChanged(rect);
|
|
634 |
}
|
|
635 |
iCommandHandler.HandleCommandL(KGlxZoomOrientationChange, this);
|
|
636 |
}
|
|
637 |
}
|
|
638 |
|
|
639 |
// ---------------------------------------------------------------------------
|
|
640 |
// ShowUi
|
|
641 |
// ---------------------------------------------------------------------------
|
|
642 |
//
|
|
643 |
void CGlxZoomControl::ShowUi(TBool aShow)
|
|
644 |
{
|
|
645 |
TRACER("CGlxZoomControl::ShowUi ");
|
|
646 |
|
|
647 |
if (aShow)
|
|
648 |
{
|
|
649 |
iEventHandler->SetZoomUiState(EUiOn);
|
|
650 |
}
|
|
651 |
else
|
|
652 |
{
|
|
653 |
iEventHandler->SetZoomUiState(EUiOff);
|
|
654 |
}
|
|
655 |
|
|
656 |
iZoomBackKey->MakeVisible( aShow );
|
|
657 |
iZoomSliderWidget.ShowWidget( aShow, 0 );
|
|
658 |
}
|
|
659 |
|
|
660 |
// ---------------------------------------------------------------------------
|
|
661 |
// From IAlfWidgetEventHandler..
|
|
662 |
// ---------------------------------------------------------------------------
|
|
663 |
//
|
|
664 |
bool CGlxZoomControl::accept( CAlfWidgetControl& /*aControl*/,
|
|
665 |
const TAlfEvent& /*aEvent*/) const
|
|
666 |
{
|
|
667 |
TRACER("CGlxZoomControl::accept ");
|
|
668 |
return ETrue;
|
|
669 |
}
|
|
670 |
|
|
671 |
// ---------------------------------------------------------------------------
|
|
672 |
// From IAlfWidgetEventHandler..
|
|
673 |
// ---------------------------------------------------------------------------
|
|
674 |
//
|
|
675 |
void CGlxZoomControl::setEventHandlerData(
|
|
676 |
const AlfWidgetEventHandlerInitData& /*aData*/)
|
|
677 |
{
|
|
678 |
TRACER("CGlxZoomControl::setEventHandlerData ");
|
|
679 |
}
|
|
680 |
// ---------------------------------------------------------------------------
|
|
681 |
// From IAlfWidgetEventHandler..
|
|
682 |
// ---------------------------------------------------------------------------
|
|
683 |
//
|
|
684 |
|
|
685 |
AlfWidgetEventHandlerInitData* CGlxZoomControl::eventHandlerData()
|
|
686 |
{
|
|
687 |
TRACER("CGlxZoomControl::eventHandlerData ");
|
|
688 |
return NULL;
|
|
689 |
}
|
|
690 |
// ---------------------------------------------------------------------------
|
|
691 |
// From IAlfWidgetEventHandler.
|
|
692 |
// ---------------------------------------------------------------------------
|
|
693 |
//
|
|
694 |
|
|
695 |
void CGlxZoomControl::setActiveStates( unsigned int /*aStates*/ )
|
|
696 |
{
|
|
697 |
TRACER("CGlxZoomControl::setActiveStates ");
|
|
698 |
}
|
|
699 |
// ---------------------------------------------------------------------------
|
|
700 |
// From IAlfWidgetEventHandler.
|
|
701 |
// ---------------------------------------------------------------------------
|
|
702 |
//
|
|
703 |
|
|
704 |
IAlfInterfaceBase* CGlxZoomControl::makeInterface( const IfId& /*aType*/ )
|
|
705 |
{
|
|
706 |
TRACER("CGlxZoomControl::makeInterface Enter/Exit");
|
|
707 |
return NULL;
|
|
708 |
}
|
|
709 |
//----------------------------------------------------------------------------------
|
|
710 |
// eventHandlerType
|
|
711 |
//----------------------------------------------------------------------------------
|
|
712 |
//
|
|
713 |
IAlfWidgetEventHandler::AlfEventHandlerType CGlxZoomControl::eventHandlerType()
|
|
714 |
{
|
|
715 |
TRACER("CGlxZoomControl::eventHandlerType Enter/Exit");
|
|
716 |
return IAlfWidgetEventHandler::ELogicalEventHandler;
|
|
717 |
}
|
|
718 |
|
|
719 |
//----------------------------------------------------------------------------------
|
|
720 |
// eventExecutionPhase
|
|
721 |
//----------------------------------------------------------------------------------
|
|
722 |
//
|
|
723 |
IAlfWidgetEventHandler::AlfEventHandlerExecutionPhase CGlxZoomControl::eventExecutionPhase()
|
|
724 |
{
|
|
725 |
TRACER("CGlxZoomControl::eventExecutionPhase Enter/Exit");
|
|
726 |
return EBubblingPhaseEventHandler;
|
|
727 |
}
|
|
728 |
|
|
729 |
//----------------------------------------------------------------------------------
|
|
730 |
// GetOrientationL: to retreive orientation from the exif tags in the file
|
|
731 |
//----------------------------------------------------------------------------------
|
|
732 |
//
|
|
733 |
TUint16 CGlxZoomControl::GetOrientationL(const TDesC& aFileName)
|
|
734 |
{
|
|
735 |
TRACER("CGlxZoomControl::GetOrientationL()");
|
|
736 |
//Get Exif Metadata and the orientation tag from the file first
|
|
737 |
RFs fs;
|
|
738 |
CleanupClosePushL(fs);
|
|
739 |
User::LeaveIfError(fs.Connect());
|
|
740 |
|
|
741 |
RFile file;
|
|
742 |
CleanupClosePushL(file);
|
|
743 |
User::LeaveIfError(file.Open(fs,
|
|
744 |
aFileName, EFileRead));
|
|
745 |
|
|
746 |
TInt size;
|
|
747 |
User::LeaveIfError(file.Size(size));
|
|
748 |
if ( KGlxMaxExifSize < size )
|
|
749 |
{
|
|
750 |
size = KGlxMaxExifSize;
|
|
751 |
}
|
|
752 |
TUint16 orientation = 0;
|
|
753 |
HBufC8* exifData = HBufC8::NewLC(size);
|
|
754 |
TPtr8 ptr(exifData->Des());
|
|
755 |
User::LeaveIfError(file.Read(ptr));
|
|
756 |
CExifRead* exifReader = NULL;
|
|
757 |
TRAPD(exifErr,exifReader = CExifRead::NewL(*exifData, CExifRead::ENoJpeg));
|
|
758 |
if(exifErr == KErrNone)
|
|
759 |
{
|
|
760 |
CleanupStack::PushL(exifReader);
|
|
761 |
|
|
762 |
TInt readErr = exifReader->GetOrientation(orientation);
|
|
763 |
if(readErr != KErrNone)
|
|
764 |
{
|
|
765 |
orientation = 0;
|
|
766 |
}
|
|
767 |
CleanupStack::PopAndDestroy(exifReader);
|
|
768 |
}
|
|
769 |
CleanupStack::PopAndDestroy(exifData);
|
|
770 |
//Close and pop file Session
|
|
771 |
CleanupStack::PopAndDestroy(&file);
|
|
772 |
CleanupStack::PopAndDestroy(&fs);
|
|
773 |
return orientation;
|
|
774 |
|
|
775 |
}
|
|
776 |
|
|
777 |
// -----------------------------------------------------------------------------
|
|
778 |
// UpdateViewPort
|
|
779 |
// -----------------------------------------------------------------------------
|
|
780 |
//
|
|
781 |
void CGlxZoomControl::UpdateViewPort(TPoint& aViewPortTopLeft,
|
|
782 |
TInt aTransitionTime,
|
|
783 |
TSize *apViewPortDimension,
|
|
784 |
TInt aPrimarySliderRatio)
|
|
785 |
{
|
|
786 |
TRACER("void CGlxZoomControl::UpdateViewPort");
|
|
787 |
|
|
788 |
iViewPort->SetViewportPos(aViewPortTopLeft,aTransitionTime);
|
|
789 |
|
|
790 |
if (apViewPortDimension)
|
|
791 |
{
|
|
792 |
iViewPort->SetVirtualSize(*apViewPortDimension,0);
|
|
793 |
}
|
|
794 |
|
|
795 |
if(aPrimarySliderRatio >= 0)
|
|
796 |
{
|
|
797 |
iZoomSliderModel->SetPrimaryValue(aPrimarySliderRatio);
|
|
798 |
}
|
|
799 |
|
|
800 |
GLX_LOG_INFO1(" CGlxZoomControl::UpdateViewPort aPrimarySliderRatio = [%d]", aPrimarySliderRatio);
|
|
801 |
|
|
802 |
}
|
|
803 |
|
|
804 |
// -----------------------------------------------------------------------------
|
|
805 |
// HandleShowUi
|
|
806 |
// -----------------------------------------------------------------------------
|
|
807 |
//
|
|
808 |
void CGlxZoomControl::HandleShowUi( TBool aShow)
|
|
809 |
{
|
|
810 |
TRACER("void CGlxZoomControl::HandleShowUi");
|
|
811 |
ShowUi(aShow);
|
|
812 |
}
|
|
813 |
|
|
814 |
|
|
815 |
|
|
816 |
// -----------------------------------------------------------------------------
|
|
817 |
// HandleSetViewPort
|
|
818 |
// -----------------------------------------------------------------------------
|
|
819 |
//
|
|
820 |
void CGlxZoomControl::HandleViewPortParametersChanged(TPoint& aViewPortTopLeft ,
|
|
821 |
TInt aTransitionTime ,
|
|
822 |
TSize *apViewPortDimension ,
|
|
823 |
TInt aPrimarySliderLevel )
|
|
824 |
{
|
|
825 |
TRACER("void CGlxZoomControl::HandleSetViewPort");
|
|
826 |
UpdateViewPort(aViewPortTopLeft, aTransitionTime, apViewPortDimension,
|
|
827 |
aPrimarySliderLevel);
|
|
828 |
}
|
|
829 |
|
|
830 |
// -----------------------------------------------------------------------------
|
|
831 |
// HandleZoomOut
|
|
832 |
// -----------------------------------------------------------------------------
|
|
833 |
//
|
|
834 |
void CGlxZoomControl::HandleZoomOutL(TInt aCommandId)
|
|
835 |
{
|
|
836 |
TRACER("void CGlxZoomControl::HandleZoomOut");
|
|
837 |
iCommandHandler.HandleCommandL(aCommandId, this);
|
|
838 |
}
|
|
839 |
|
|
840 |
|
|
841 |
// -----------------------------------------------------------------------------
|
|
842 |
// HandleHDMIGestureReleased
|
|
843 |
// -----------------------------------------------------------------------------
|
|
844 |
//
|
|
845 |
void CGlxZoomControl::HandleHDMIGestureReleased()
|
|
846 |
{
|
|
847 |
TRACER("void CGlxZoomControl::HandlePinchReleased");
|
|
848 |
if ( iGlxTvOut->IsHDMIConnected() && iZoomActive)
|
|
849 |
{
|
|
850 |
//On HDMI pinch release, zoom out to fullscreen
|
|
851 |
GLX_LOG_INFO("_PHOTOS_LOG_: void CGlxZoomControl::HandlePinchReleased Start ZoomOut");
|
|
852 |
iTimer->Cancel();
|
|
853 |
iTimer->Start(KHDMIZoomDelay,KHDMIZoomDelay,TCallBack( TimeOut,this ));
|
|
854 |
}
|
|
855 |
}
|
|
856 |
|
|
857 |
// -----------------------------------------------------------------------------
|
|
858 |
// HandlePointerEventsL
|
|
859 |
// -----------------------------------------------------------------------------
|
|
860 |
//
|
|
861 |
TBool CGlxZoomControl::HandlePointerEventsL(const TAlfEvent &aEvent)
|
|
862 |
{
|
|
863 |
TRACER("void CGlxZoomControl::HandlePointerEventsL");
|
|
864 |
|
|
865 |
return iGestureHelper->OfferEventL(aEvent);
|
|
866 |
|
|
867 |
}
|
|
868 |
|
|
869 |
// -----------------------------------------------------------------------------
|
|
870 |
// HandleGestureL
|
|
871 |
// -----------------------------------------------------------------------------
|
|
872 |
//
|
|
873 |
void CGlxZoomControl::HandleGestureL( const GestureHelper::MGestureEvent& aEvent )
|
|
874 |
{
|
|
875 |
TRACER("void CGlxZoomControl::HandleGestureL");
|
|
876 |
|
|
877 |
TGestureCode code = aEvent.Code(MGestureEvent::EAxisBoth);
|
|
878 |
GLX_LOG_INFO1("_PHOTOS_LOG_: void CGlxZoomControl::HandleGestureL Code : %d", code);
|
|
879 |
|
|
880 |
//In HDMI pinch mode we will handle only released gesture
|
|
881 |
//to zoom out the image to fullscreeen.
|
|
882 |
if( iGlxTvOut->IsHDMIConnected() )
|
|
883 |
{
|
|
884 |
if(code == EGestureReleased)
|
|
885 |
{
|
|
886 |
HandleHDMIGestureReleased();
|
|
887 |
}
|
|
888 |
}
|
|
889 |
else
|
|
890 |
{
|
|
891 |
// Todo: This switch should go into the event handler.
|
|
892 |
switch (code)
|
|
893 |
{
|
|
894 |
case EGestureDrag:
|
|
895 |
if (aEvent.Visual() == iImageVisual)
|
|
896 |
{
|
|
897 |
iEventHandler->HandleDragEvent(aEvent);
|
|
898 |
}
|
|
899 |
break;
|
|
900 |
case EGestureTap:
|
|
901 |
iEventHandler->HandleSingleTap(aEvent);
|
|
902 |
break;
|
|
903 |
case EGesturePinch:
|
|
904 |
iEventHandler->HandlePinchEventL(aEvent);
|
|
905 |
break;
|
|
906 |
case EGestureDoubleTap:
|
|
907 |
if (aEvent.Visual() == iImageVisual)
|
|
908 |
{
|
|
909 |
iEventHandler->HandleDoubleTap(aEvent);
|
|
910 |
}
|
|
911 |
break;
|
|
912 |
case EGestureReleased:
|
|
913 |
iEventHandler->HandleGestureReleased(aEvent);
|
|
914 |
break;
|
|
915 |
default :
|
|
916 |
break;
|
|
917 |
}
|
|
918 |
}
|
|
919 |
iEventHandler->SetPreviousEventCode(code);
|
|
920 |
}
|
|
921 |
|
|
922 |
// -----------------------------------------------------------------------------
|
|
923 |
// HandleTvStatusChangedL
|
|
924 |
// -----------------------------------------------------------------------------
|
|
925 |
void CGlxZoomControl::HandleTvStatusChangedL( TTvChangeType aChangeType )
|
|
926 |
{
|
|
927 |
TRACER("CGlxZoomControl::HandleTvStatusChangedL()");
|
|
928 |
if ( aChangeType == ETvConnectionChanged )
|
|
929 |
{
|
|
930 |
if ( iGlxTvOut->IsHDMIConnected() && iZoomActive)
|
|
931 |
{
|
|
932 |
//initialise all the zoom values to full-screen when hdmi is connected.
|
|
933 |
if(iEventHandler)
|
|
934 |
{
|
|
935 |
iEventHandler->ZoomToMinimumL();
|
|
936 |
}
|
|
937 |
}
|
|
938 |
}
|
|
939 |
}
|
|
940 |
|
|
941 |
// ---------------------------------------------------------------------------
|
|
942 |
// ZoomUiState
|
|
943 |
// ---------------------------------------------------------------------------
|
|
944 |
//
|
|
945 |
EXPORT_C TUiState CGlxZoomControl::ZoomUiState()
|
|
946 |
{
|
|
947 |
TRACER("CGlxZoomControl::ZoomUiState");
|
|
948 |
return iEventHandler->ZoomUiState();
|
|
949 |
}
|
|
950 |
|
|
951 |
// ---------------------------------------------------------------------------
|
|
952 |
// HandleGoomMemoryReleased
|
|
953 |
// Callback from memMonitor CGlxRelaseGPUMemory
|
|
954 |
// ---------------------------------------------------------------------------
|
|
955 |
//
|
|
956 |
void CGlxZoomControl::HandleGoomMemoryReleased(TInt aStatus)
|
|
957 |
{
|
|
958 |
TRACER("CGlxZoomControl::HandleGoomMemoryReleased");
|
|
959 |
if (aStatus == KErrNone)
|
|
960 |
{
|
|
961 |
//Refeed the textures if we are coming back to foreground from background
|
|
962 |
//To Retrive the image details
|
|
963 |
TMPXAttribute thumbNailAttribute(0, 0);
|
|
964 |
TInt focusIndex = iMediaList.FocusIndex();
|
|
965 |
TGlxIdSpaceId idspace = iMediaList.IdSpaceId(focusIndex);
|
|
966 |
//Get the texture Created in fullscreen View.
|
|
967 |
TGlxMedia item = iMediaList.Item(focusIndex);
|
|
968 |
|
|
969 |
// if we already have the decoded zoomed image bitmap use the texture corresponding to that.
|
|
970 |
// Else make do with the fullscreen texture till that happens.
|
|
971 |
TRAP_IGNORE(iImageTexture =
|
|
972 |
iTextureMgr->CreateZoomedTextureL());
|
|
973 |
|
|
974 |
if (NULL == iImageTexture)
|
|
975 |
{
|
|
976 |
TRAP_IGNORE(iImageTexture = &(iTextureMgr->CreateNewTextureForMediaL(
|
|
977 |
ScreenSize(), item, idspace, this)))
|
|
978 |
}
|
|
979 |
|
|
980 |
if (NULL != iImageTexture)
|
|
981 |
{
|
|
982 |
iImageVisual->SetImage(*iImageTexture);
|
|
983 |
return;
|
|
984 |
}
|
|
985 |
}
|
|
986 |
|
|
987 |
// No GPU Memory, return back to Fullscreenview
|
|
988 |
ActivateFullscreen();
|
|
989 |
}
|
|
990 |
// End of File
|