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/*
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* Copyright (c) 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: This class implements MMMADisplayWindow functionality
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* for Camera viewfinder usage.
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*
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*/
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// Include Files
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#include <eikenv.h>
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#include <gdi.h>
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#include <jdebug.h>
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#include <AknsUtils.h>
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#include <AknsDrawUtils.h>
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#include <cameraapp.mbg>
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// Used for iDisplay member
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#include "cmmacamerawindow.h"
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// Camera viewfinder start delay
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const TInt KStarterTimeout = 100000; //100 msecs
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// Margin of icon displayed instead of viewfinder in case of error
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const TInt KErrorIconMargin = 5; //5 pixels
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_LIT(KCameraAppBitmapFile, "z:\\resource\\apps\\cameraapp.mif");
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// ---------------------------------------------------------------------------
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// CMMACameraWindow::NewL
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// Two-phased constructor.
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// Use this method to create a CMMACameraWindow instance.
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// ---------------------------------------------------------------------------
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//
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CMMACameraWindow* CMMACameraWindow::NewL(TInt aCameraHandle)
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{
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CMMACameraWindow* self = new(ELeave)CMMACameraWindow(aCameraHandle);
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return self;
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}
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// ---------------------------------------------------------------------------
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// CMMACameraWindow::~CMMACameraWindow
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// Destructor.
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// NOTE: iUICamera have to be deleted by ReleaseUiResources() called
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// from UI thread
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// ---------------------------------------------------------------------------
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//
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CMMACameraWindow::~CMMACameraWindow()
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{
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// It's not allowed to delete any nonsharable object here.
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// This must be done in Destroy().
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// If the iDisplay is set,
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// instance should be deleted by sending
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// event from UI to be received by MUiEventConsumer.
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}
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// ---------------------------------------------------------------------------
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// CMMACameraWindow::ViewFinderActive
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// Gets an information if the viewfinder is started.
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// ---------------------------------------------------------------------------
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//
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TBool CMMACameraWindow::ViewFinderActive()
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{
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return iUICamera && iViewFinderVisible;
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}
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// ---------------------------------------------------------------------------
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// CMMACameraWindow::SetStarted
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// Notifies window about Started state change.
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// If started, tries to start viewfinder.
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// If not started, stops viewfinder.
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// ---------------------------------------------------------------------------
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//
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void CMMACameraWindow::SetStarted(TBool aStarted)
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{
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iStarted = aStarted;
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if (iDisplay)
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{
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if (iStarted)
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{
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iDisplay->UIGetCallback(
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*this, CMMACameraWindow::EShowViewFinder);
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}
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else
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{
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iDisplay->UIGetCallback(
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*this, CMMACameraWindow::EHideViewFinder);
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}
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}
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}
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// ---------------------------------------------------------------------------
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// CMMACameraWindow::SetDisplay
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// Sets iDisplay used to invoke callbacks from UI thread.
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// ---------------------------------------------------------------------------
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//
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void CMMACameraWindow::SetDisplay(MMMADisplay *aDisplay)
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{
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if (iDisplay != aDisplay)
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{
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if (iDisplay)
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{
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// Clear the resources created within the old Display
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iDisplay->UIGetCallback(
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*this, CMMACameraWindow::EDeleteViewFinder);
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}
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// Set the new Display
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iDisplay = aDisplay;
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if (iDisplay)
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{
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// Get a DSA resources for the new Display
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iDisplay->UIGetDSAResources(*this, MMMADisplay::EMmaThread);
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}
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}
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::SetDestinationBitmapL
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//
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// ---------------------------------------------------------------------------
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//
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void CMMACameraWindow::SetDestinationBitmapL(CFbsBitmap* /*aBitmap*/)
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{
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// Ignored, this window will not be used for actual drawing
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DEBUG("CMMACameraWindow::SetDestinationBitmapL");
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::DrawFrameL
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//
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// ---------------------------------------------------------------------------
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//
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void CMMACameraWindow::DrawFrameL(const CFbsBitmap* /*aBitmap*/)
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{
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// Ignored, this window will not be used for actual drawing
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::SetDrawRect
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//
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// ---------------------------------------------------------------------------
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//
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void CMMACameraWindow::SetDrawRect(const TRect& aRect)
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{
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// MMAPI thread
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DEBUG_INT2("MMA::CMMACameraWindow::SetDrawRect TL:%d,%d",
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aRect.iTl.iX, aRect.iTl.iY);
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DEBUG_INT2("MMA::CMMACameraWindow::SetDrawRect BR:%d,%d",
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aRect.iBr.iX, aRect.iBr.iY);
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iDrawRect = aRect;
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if (iDisplay)
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{
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iDisplay->UIGetCallback(*this, CMMACameraWindow::EResetViewFinder);
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}
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::SetDrawRectThread
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//
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// ---------------------------------------------------------------------------
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//
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void CMMACameraWindow::SetDrawRectThread(const TRect& aRect)
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{
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DEBUG_INT2("MMA::CMMACameraWindow::SetDrawRectThread TL:%d,%d",
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aRect.iTl.iX, aRect.iTl.iY);
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DEBUG_INT2("MMA::CMMACameraWindow::SetDrawRectThread BR:%d,%d",
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aRect.iBr.iX, aRect.iBr.iY);
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// Note: Runs in UI thread only
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// Bitmap window's rect can be set in any thread.
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if (iDrawRect != aRect)
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{
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iDrawRect = aRect;
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// Stop and start ViewFinder to update position
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ResetViewFinder();
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}
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::DrawRect
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//
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// ---------------------------------------------------------------------------
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//
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const TRect& CMMACameraWindow::DrawRect()
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{
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return iDrawRect;
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::WindowSize
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//
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// ---------------------------------------------------------------------------
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//
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TSize CMMACameraWindow::WindowSize()
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{
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return iDrawRect.Size();
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::SetPosition
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//
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// ---------------------------------------------------------------------------
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//
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void CMMACameraWindow::SetPosition(const TPoint& aPosition)
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{
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// Note: Runs in UI thread only
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SetDrawRectThread(TRect(aPosition, iDrawRect.Size()));
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::SetVisible
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//
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// ---------------------------------------------------------------------------
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//
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void CMMACameraWindow::SetVisible(TBool aVisible, TBool aUseEventServer)
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{
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iVisible = aVisible;
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if (aUseEventServer)
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{
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// We are in UI thread now.
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SetViewFinderVisibility(aVisible);
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}
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else
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{
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// MMAPI thread
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if (iDisplay)
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{
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if (aVisible)
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{
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iDisplay->UIGetCallback(
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*this, CMMACameraWindow::EShowViewFinder);
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}
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else
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{
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iDisplay->UIGetCallback(
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*this, CMMACameraWindow::EHideViewFinder);
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}
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}
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}
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::SetWindowRect
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//
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// ---------------------------------------------------------------------------
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//
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void CMMACameraWindow::SetWindowRect(
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const TRect& aRect,
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MMMADisplay::TThreadType aThreadType)
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{
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DEBUG_INT2("MMA::CMMACameraWindow::SetWindowRect TL:%d,%d",
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aRect.iTl.iX, aRect.iTl.iY);
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DEBUG_INT2("MMA::CMMACameraWindow::SetWindowRect BR:%d,%d",
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aRect.iBr.iX, aRect.iBr.iY);
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if (iClientRect != aRect)
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{
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iClientRect = aRect;
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if (aThreadType == MMMADisplay::EUiThread)
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{
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ResetViewFinder();
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}
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else
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{
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iDisplay->UIGetCallback(
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*this, CMMACameraWindow::EResetViewFinder);
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}
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}
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::WindowRect
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//
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// ---------------------------------------------------------------------------
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//
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const TRect& CMMACameraWindow::WindowRect()
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{
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return iClientRect;
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::GetDisplayWindowType
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//
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// ---------------------------------------------------------------------------
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//
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MMMADisplayWindow::TDisplayWindowType
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CMMACameraWindow::GetDisplayWindowType() const
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{
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return EDisplayWindowTypeIsCamera;
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::IsVisible
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//
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// ---------------------------------------------------------------------------
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//
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TBool CMMACameraWindow::IsVisible() const
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{
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return iVisible;
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::ContainerSet
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//
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// ---------------------------------------------------------------------------
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//
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void CMMACameraWindow::ContainerSet()
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{
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// We are in UI thread now
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// Container was probably not set when
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// iDisplay was set,
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// we can now try get the DSA stuff again
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if (!iUICamera && iDisplay)
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{
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// Get a DSA stuff for the new Display
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iDisplay->UIGetDSAResources(*this, MMMADisplay::EUiThread);
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}
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}
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// ---------------------------------------------------------------------------
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// From class MMMADisplayWindow
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// CMMACameraWindow::ContainerDestroyed
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//
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// ---------------------------------------------------------------------------
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//
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void CMMACameraWindow::ContainerDestroyed()
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{
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// We are in UI thread now
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ReleaseUiResources();
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}
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// ---------------------------------------------------------------------------
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// From class MCameraObserver2
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// CMMACameraWindow::HandleEvent
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//
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// ---------------------------------------------------------------------------
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//
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void CMMACameraWindow::HandleEvent(const TECAMEvent& aEvent)
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{
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TInt error = aEvent.iErrorCode;
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if (KUidECamEventReserveComplete == aEvent.iEventType)
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{
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DEBUG_INT("MMA::CMMACameraPlayer::HandleEvent:KUidECamEventReserveComplete error %d", error);
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if (error == KErrNone)
|
|
|
400 |
{
|
|
|
401 |
// camera will notify completion with PowerOnComplete method.
|
|
|
402 |
iUICamera->PowerOn();
|
|
|
403 |
}
|
|
|
404 |
}
|
|
|
405 |
else if (KUidECamEventPowerOnComplete == aEvent.iEventType)
|
|
|
406 |
{
|
|
|
407 |
DEBUG_INT("MMA::CMMACameraPlayer::HandleEvent:KUidECamEventPowerOnComplete error %d", error);
|
|
|
408 |
if (error == KErrNone)
|
|
|
409 |
{
|
|
|
410 |
iCameraPowerOn = ETrue;
|
|
|
411 |
SetViewFinderVisibility(ETrue);
|
|
|
412 |
}
|
|
|
413 |
}
|
|
|
414 |
}
|
|
|
415 |
|
|
|
416 |
|
|
|
417 |
// ---------------------------------------------------------------------------
|
|
|
418 |
// From class MCameraObserver2
|
|
|
419 |
// CMMACameraWindow::ViewFinderReady
|
|
|
420 |
//
|
|
|
421 |
// ---------------------------------------------------------------------------
|
|
|
422 |
//
|
|
|
423 |
void CMMACameraWindow::ViewFinderReady(MCameraBuffer& /*aCameraBuffer*/,
|
|
|
424 |
TInt /*aError*/)
|
|
|
425 |
{
|
|
|
426 |
}
|
|
|
427 |
|
|
|
428 |
|
|
|
429 |
// ---------------------------------------------------------------------------
|
|
|
430 |
// From class MCameraObserver2
|
|
|
431 |
// CMMACameraWindow::ImageBufferReady
|
|
|
432 |
//
|
|
|
433 |
// ---------------------------------------------------------------------------
|
|
|
434 |
//
|
|
|
435 |
void CMMACameraWindow::ImageBufferReady(MCameraBuffer& /*aCameraBuffer*/,
|
|
|
436 |
TInt /*aError*/)
|
|
|
437 |
{
|
|
|
438 |
}
|
|
|
439 |
|
|
|
440 |
|
|
|
441 |
// ---------------------------------------------------------------------------
|
|
|
442 |
// From class MCameraObserver2
|
|
|
443 |
// CMMACameraWindow::VideoBufferReady
|
|
|
444 |
//
|
|
|
445 |
// ---------------------------------------------------------------------------
|
|
|
446 |
//
|
|
|
447 |
void CMMACameraWindow::VideoBufferReady(MCameraBuffer& /*aCameraBuffer*/,
|
|
|
448 |
TInt /*aError*/)
|
|
|
449 |
{
|
|
|
450 |
}
|
|
|
451 |
|
|
|
452 |
|
|
|
453 |
// ---------------------------------------------------------------------------
|
|
|
454 |
// From class MDirectScreenAccess.
|
|
|
455 |
// CMMACameraWindow::AbortNow
|
|
|
456 |
//
|
|
|
457 |
// ---------------------------------------------------------------------------
|
|
|
458 |
//
|
|
|
459 |
void CMMACameraWindow::AbortNow(
|
|
|
460 |
RDirectScreenAccess::TTerminationReasons /*aReasons*/)
|
|
|
461 |
{
|
|
|
462 |
SetViewFinderVisibility(EFalse);
|
|
|
463 |
}
|
|
|
464 |
|
|
|
465 |
|
|
|
466 |
// ---------------------------------------------------------------------------
|
|
|
467 |
// From class MDirectScreenAccess.
|
|
|
468 |
// CMMACameraWindow::Restart
|
|
|
469 |
//
|
|
|
470 |
// ---------------------------------------------------------------------------
|
|
|
471 |
//
|
|
|
472 |
void CMMACameraWindow::Restart(
|
|
|
473 |
RDirectScreenAccess::TTerminationReasons /*aReasons*/)
|
|
|
474 |
{
|
|
|
475 |
SetViewFinderVisibility(ETrue);
|
|
|
476 |
}
|
|
|
477 |
|
|
|
478 |
|
|
|
479 |
// ---------------------------------------------------------------------------
|
|
|
480 |
// CMMACameraWindow::CMMACameraWindow
|
|
|
481 |
// C++ constructor.
|
|
|
482 |
// ---------------------------------------------------------------------------
|
|
|
483 |
//
|
|
|
484 |
CMMACameraWindow::CMMACameraWindow(TInt aCameraHandle):
|
|
|
485 |
iVisible(EFalse),
|
|
|
486 |
iStarted(EFalse),
|
|
|
487 |
iViewFinderVisible(EFalse),
|
|
|
488 |
iCameraPowerOn(EFalse),
|
|
|
489 |
iDrawRect(0, 0, 0, 0),
|
|
|
490 |
iClientRect(0, 0, 0, 0),
|
|
|
491 |
iCameraHandle(aCameraHandle),
|
|
|
492 |
iUICamera(NULL),
|
|
|
493 |
iDisplay(NULL),
|
|
|
494 |
iStarterTimer(NULL),
|
|
|
495 |
iDirectAccess(NULL),
|
|
|
496 |
iErrorIconBitmap(NULL),
|
|
|
497 |
iErrorIconMaskBitmap(NULL),
|
|
|
498 |
iRWindowRect(0, 0, 0, 0)
|
|
|
499 |
{
|
|
|
500 |
}
|
|
|
501 |
|
|
|
502 |
|
|
|
503 |
// ---------------------------------------------------------------------------
|
|
|
504 |
// CMMACameraWindow::UIStartViewFinder
|
|
|
505 |
// Creates UI Camera.
|
|
|
506 |
// This CCamera instance is duplicated from handle given to the constructor.
|
|
|
507 |
// Have to be called from the thread which UI Camera will be controlled from.
|
|
|
508 |
// ---------------------------------------------------------------------------
|
|
|
509 |
//
|
|
|
510 |
void CMMACameraWindow::UIStartViewFinder(
|
|
|
511 |
RWsSession &aWs,
|
|
|
512 |
CWsScreenDevice &aScreenDevice,
|
|
|
513 |
RWindowBase &aWindow)
|
|
|
514 |
{
|
|
|
515 |
DEBUG("MMA::CMMACameraWindow::UIStartViewFinder");
|
|
|
516 |
|
|
|
517 |
iWs = &aWs;
|
|
|
518 |
iScreenDevice = &aScreenDevice;
|
|
|
519 |
iWindow = &aWindow;
|
|
|
520 |
|
|
|
521 |
if (!iUICamera)
|
|
|
522 |
{
|
|
|
523 |
TRAPD(error, iUICamera =
|
|
|
524 |
CCamera::NewDuplicate2L(*this, iCameraHandle));
|
|
|
525 |
|
|
|
526 |
DEBUG_INT(
|
|
|
527 |
"MMA::CMMACameraWindow::UIStartViewFinder - NewDuplicateL %d",
|
|
|
528 |
error);
|
|
|
529 |
|
|
|
530 |
if (error == KErrNone)
|
|
|
531 |
{
|
|
|
532 |
iUICamera->Reserve();
|
|
|
533 |
}
|
|
|
534 |
}
|
|
|
535 |
}
|
|
|
536 |
|
|
|
537 |
|
|
|
538 |
// ---------------------------------------------------------------------------
|
|
|
539 |
// CMMACameraWindow::SetViewFinderVisibility
|
|
|
540 |
// If UI Camera have been created, it starts/hides the DirectViewFinder.
|
|
|
541 |
// Have to be called from UI thread in which iUICamera instance was created.
|
|
|
542 |
// ---------------------------------------------------------------------------
|
|
|
543 |
//
|
|
|
544 |
void CMMACameraWindow::SetViewFinderVisibility(TBool aVisible)
|
|
|
545 |
{
|
|
|
546 |
DEBUG_INT("MMA::CMMACameraWindow::SetViewFinderVisibility - %d",
|
|
|
547 |
aVisible);
|
|
|
548 |
|
|
|
549 |
if (!iUICamera || !iCameraPowerOn || iViewFinderVisible == aVisible)
|
|
|
550 |
{
|
|
|
551 |
return;
|
|
|
552 |
}
|
|
|
553 |
|
|
|
554 |
if (aVisible)
|
|
|
555 |
{
|
|
|
556 |
// Viewfinder is going to start
|
|
|
557 |
if (!iVisible || !iStarted)
|
|
|
558 |
{
|
|
|
559 |
return;
|
|
|
560 |
}
|
|
|
561 |
|
|
|
562 |
iViewFinderVisible = ETrue;
|
|
|
563 |
|
|
|
564 |
if (!iStarterTimer)
|
|
|
565 |
{
|
|
|
566 |
// If starter timer haven't been created yet, create an instance
|
|
|
567 |
TRAPD(
|
|
|
568 |
timerErr,
|
|
|
569 |
iStarterTimer = CPeriodic::NewL(CActive::EPriorityIdle));
|
|
|
570 |
|
|
|
571 |
if (timerErr != KErrNone)
|
|
|
572 |
{
|
|
|
573 |
DEBUG_INT(
|
|
|
574 |
"MMA::CMMACameraWindow::SetViewFinderVisibility - timer error = %d",
|
|
|
575 |
timerErr);
|
|
|
576 |
__ASSERT_DEBUG(EFalse, User::Invariant());
|
|
|
577 |
}
|
|
|
578 |
}
|
|
|
579 |
|
|
|
580 |
if (!iStarterTimer->IsActive())
|
|
|
581 |
{
|
|
|
582 |
iStarterTimer->Start(
|
|
|
583 |
KStarterTimeout,
|
|
|
584 |
0,
|
|
|
585 |
TCallBack(StarterTimerCallback, this));
|
|
|
586 |
}
|
|
|
587 |
}
|
|
|
588 |
else
|
|
|
589 |
{
|
|
|
590 |
// Viewfinder is going to be cancelled
|
|
|
591 |
DEBUG(
|
|
|
592 |
"MMA::CMMACameraWindow::SetViewFinderVisibility - Stopping VF");
|
|
|
593 |
|
|
|
594 |
if (iStarterTimer && iStarterTimer->IsActive())
|
|
|
595 |
{
|
|
|
596 |
// Cancel the running starter timer
|
|
|
597 |
iStarterTimer->Cancel();
|
|
|
598 |
}
|
|
|
599 |
|
|
|
600 |
if (iUICamera->ViewFinderActive())
|
|
|
601 |
{
|
|
|
602 |
iUICamera->StopViewFinder();
|
|
|
603 |
}
|
|
|
604 |
|
|
|
605 |
iViewFinderVisible = EFalse;
|
|
|
606 |
}
|
|
|
607 |
}
|
|
|
608 |
|
|
|
609 |
|
|
|
610 |
// ---------------------------------------------------------------------------
|
|
|
611 |
// CMMACameraWindow::StarterTimerCallback
|
|
|
612 |
// Executed at the expiry of the iStartedTimer.
|
|
|
613 |
// ---------------------------------------------------------------------------
|
|
|
614 |
//
|
|
|
615 |
TInt CMMACameraWindow::StarterTimerCallback(TAny* aThis)
|
|
|
616 |
{
|
|
|
617 |
CMMACameraWindow* self = static_cast<CMMACameraWindow*>(aThis);
|
|
|
618 |
ASSERT(self);
|
|
|
619 |
|
|
|
620 |
self->StartViewFinder();
|
|
|
621 |
|
|
|
622 |
// We don't want to run the callback again
|
|
|
623 |
return EFalse;
|
|
|
624 |
}
|
|
|
625 |
|
|
|
626 |
|
|
|
627 |
// ---------------------------------------------------------------------------
|
|
|
628 |
// From class MMMADisplayWindow
|
|
|
629 |
// CMMACameraWindow::SetRWindowRect
|
|
|
630 |
//
|
|
|
631 |
// ---------------------------------------------------------------------------
|
|
|
632 |
//
|
|
|
633 |
void CMMACameraWindow::SetRWindowRect(const TRect& aRect,
|
|
|
634 |
MMMADisplay::TThreadType aThreadType)
|
|
|
635 |
{
|
|
|
636 |
DEBUG_INT2("MID::CMMACameraWindow::SetRWindowRect TL %d %d",
|
|
|
637 |
aRect.iTl.iX, aRect.iTl.iY);
|
|
|
638 |
DEBUG_INT2("MID::CMMACameraWindow::SetRWindowRect BR %d %d",
|
|
|
639 |
aRect.iBr.iX, aRect.iBr.iY);
|
|
|
640 |
|
|
|
641 |
iRWindowRect = aRect;
|
|
|
642 |
|
|
|
643 |
if (MMMADisplay::EMmaThread == aThreadType)
|
|
|
644 |
{
|
|
|
645 |
if (iDisplay)
|
|
|
646 |
{
|
|
|
647 |
iDisplay->UIGetCallback(*this,
|
|
|
648 |
CMMACameraWindow::EResetViewFinder);
|
|
|
649 |
}
|
|
|
650 |
}
|
|
|
651 |
else if (MMMADisplay::EUiThread == aThreadType)
|
|
|
652 |
{
|
|
|
653 |
ResetViewFinder();
|
|
|
654 |
}
|
|
|
655 |
}
|
|
|
656 |
|
|
|
657 |
|
|
|
658 |
// ---------------------------------------------------------------------------
|
|
|
659 |
// CMMACameraWindow::StartViewFinder
|
|
|
660 |
// Starts viewfinder.
|
|
|
661 |
// ---------------------------------------------------------------------------
|
|
|
662 |
//
|
|
|
663 |
void CMMACameraWindow::StartViewFinder()
|
|
|
664 |
{
|
|
|
665 |
DEBUG(" < StartViewFinder");
|
|
|
666 |
|
|
|
667 |
ASSERT(iUICamera);
|
|
|
668 |
ASSERT(iCameraPowerOn);
|
|
|
669 |
ASSERT(iStarted);
|
|
|
670 |
|
|
|
671 |
iStarterTimer->Cancel();
|
|
|
672 |
|
|
|
673 |
// align client rect to RWindow, viewfinder
|
|
|
674 |
// display co-ordinates is w.r.t to RWindow
|
|
|
675 |
TRect relativeClientRect;
|
|
|
676 |
relativeClientRect = iClientRect;
|
|
|
677 |
relativeClientRect.Move(-iRWindowRect.iTl);
|
|
|
678 |
|
|
|
679 |
// Set the drawing area
|
|
|
680 |
TRect drawRect(iDrawRect);
|
|
|
681 |
drawRect.Move(relativeClientRect.iTl);
|
|
|
682 |
|
|
|
683 |
DEBUG_INT2(
|
|
|
684 |
"MMA::CMMACameraWindow::StartViewFinder - Starting VF TL:%d,%d",
|
|
|
685 |
drawRect.iTl.iX,
|
|
|
686 |
drawRect.iTl.iY);
|
|
|
687 |
DEBUG_INT2(
|
|
|
688 |
"MMA::CMMACameraWindow::StartViewFinder - Starting VF BR:%d,%d",
|
|
|
689 |
drawRect.iBr.iX,
|
|
|
690 |
drawRect.iBr.iY);
|
|
|
691 |
|
|
|
692 |
TRAPD(vfError, iUICamera->StartViewFinderDirectL(
|
|
|
693 |
*iWs, *iScreenDevice, *iWindow, drawRect));
|
|
|
694 |
|
|
|
695 |
if (vfError == KErrNone)
|
|
|
696 |
{
|
|
|
697 |
DEBUG("MMA::CMMACameraWindow::StartViewFinder - Start OK");
|
|
|
698 |
}
|
|
|
699 |
else
|
|
|
700 |
{
|
|
|
701 |
DEBUG_INT("MMA::CMMACameraWindow::StartViewFinder() - \
|
|
|
702 |
StartViewFinderDirectL error=%d", vfError);
|
|
|
703 |
|
|
|
704 |
TRAPD(error, DrawViewFinderErrorL(vfError, drawRect));
|
|
|
705 |
if (KErrNone != error)
|
|
|
706 |
{
|
|
|
707 |
DEBUG_INT("MMA::CMMACameraWindow::StartViewFinder, \
|
|
|
708 |
DrawViewFinderErrorL error = %d", error);
|
|
|
709 |
}
|
|
|
710 |
}
|
|
|
711 |
|
|
|
712 |
DEBUG(" > StartViewFinder");
|
|
|
713 |
}
|
|
|
714 |
|
|
|
715 |
|
|
|
716 |
// ---------------------------------------------------------------------------
|
|
|
717 |
// CMMACameraWindow::DrawViewFinderError()
|
|
|
718 |
// Draws the error message to specified area.
|
|
|
719 |
// Used in cases when viewfinder is unable to start.
|
|
|
720 |
// ---------------------------------------------------------------------------
|
|
|
721 |
//
|
|
|
722 |
void CMMACameraWindow::DrawViewFinderErrorL(
|
|
|
723 |
const TInt /*aError*/,
|
|
|
724 |
const TRect& aDrawRect)
|
|
|
725 |
{
|
|
|
726 |
if (!iDirectAccess)
|
|
|
727 |
{
|
|
|
728 |
if (!iWs || !iScreenDevice || !iWindow) return;
|
|
|
729 |
|
|
|
730 |
DEBUG("MMA::CMMACameraWindow::DrawViewFinderErrorL - \
|
|
|
731 |
Instantiating CDirectScreenAccess");
|
|
|
732 |
iDirectAccess = CDirectScreenAccess::NewL(*iWs,
|
|
|
733 |
*iScreenDevice,
|
|
|
734 |
*iWindow,
|
|
|
735 |
*this);
|
|
|
736 |
}
|
|
|
737 |
|
|
|
738 |
TInt dcError = KErrNone;
|
|
|
739 |
if (!iDirectAccess->IsActive())
|
|
|
740 |
{
|
|
|
741 |
TRAP(dcError, iDirectAccess->StartL());
|
|
|
742 |
}
|
|
|
743 |
|
|
|
744 |
TRect drawRect(aDrawRect);
|
|
|
745 |
|
|
|
746 |
if (dcError == KErrNone)
|
|
|
747 |
{
|
|
|
748 |
drawRect.Intersection(iClientRect);
|
|
|
749 |
drawRect.Move(-iWindow->AbsPosition());
|
|
|
750 |
|
|
|
751 |
CFbsBitGc* directGc = iDirectAccess->Gc();
|
|
|
752 |
directGc->SetClippingRect(drawRect);
|
|
|
753 |
directGc->SetBrushColor(TRgb(128,128,128));
|
|
|
754 |
directGc->SetPenColor(TRgb(128,0,0));
|
|
|
755 |
directGc->SetBrushStyle(CGraphicsContext::ESolidBrush);
|
|
|
756 |
directGc->SetPenStyle(CGraphicsContext::ESolidPen);
|
|
|
757 |
directGc->SetDrawMode(CGraphicsContext::EDrawModeWriteAlpha);
|
|
|
758 |
directGc->DrawRect(drawRect);
|
|
|
759 |
|
|
|
760 |
if (!iErrorIconBitmap || !iErrorIconMaskBitmap)
|
|
|
761 |
{
|
|
|
762 |
if (iErrorIconBitmap)
|
|
|
763 |
{
|
|
|
764 |
delete iErrorIconBitmap;
|
|
|
765 |
iErrorIconBitmap = NULL;
|
|
|
766 |
}
|
|
|
767 |
|
|
|
768 |
if (iErrorIconMaskBitmap)
|
|
|
769 |
{
|
|
|
770 |
delete iErrorIconMaskBitmap;
|
|
|
771 |
iErrorIconMaskBitmap = NULL;
|
|
|
772 |
}
|
|
|
773 |
|
|
|
774 |
AknsUtils::CreateIconL(
|
|
|
775 |
AknsUtils::SkinInstance(),
|
|
|
776 |
KAknsIIDQgnIndiCam4Camera,
|
|
|
777 |
iErrorIconBitmap,
|
|
|
778 |
iErrorIconMaskBitmap,
|
|
|
779 |
KCameraAppBitmapFile,
|
|
|
780 |
EMbmCameraappQgn_indi_cam4_camera,
|
|
|
781 |
EMbmCameraappQgn_indi_cam4_camera_mask
|
|
|
782 |
);
|
|
|
783 |
}
|
|
|
784 |
|
|
|
785 |
//TRect iconRect
|
|
|
786 |
drawRect.iTl.iX += KErrorIconMargin;
|
|
|
787 |
drawRect.iTl.iY += KErrorIconMargin;
|
|
|
788 |
drawRect.iBr.iX -= KErrorIconMargin;
|
|
|
789 |
drawRect.iBr.iY -= KErrorIconMargin;
|
|
|
790 |
|
|
|
791 |
if (iErrorIconBitmap->SizeInPixels() != drawRect.Size())
|
|
|
792 |
{
|
|
|
793 |
AknIconUtils::SetSize(iErrorIconBitmap, drawRect.Size());
|
|
|
794 |
AknIconUtils::SetSize(iErrorIconMaskBitmap, drawRect.Size());
|
|
|
795 |
}
|
|
|
796 |
|
|
|
797 |
directGc->BitBltMasked(
|
|
|
798 |
drawRect.iTl, iErrorIconBitmap,
|
|
|
799 |
TRect(iErrorIconBitmap->SizeInPixels()),
|
|
|
800 |
iErrorIconMaskBitmap, EFalse);
|
|
|
801 |
|
|
|
802 |
iDirectAccess->ScreenDevice()->Update();
|
|
|
803 |
}
|
|
|
804 |
|
|
|
805 |
}
|
|
|
806 |
|
|
|
807 |
|
|
|
808 |
// ---------------------------------------------------------------------------
|
|
|
809 |
// CMMACameraWindow::ReleaseUiResources()
|
|
|
810 |
// Stops the DirectViewFinder and deletes UI Camera instance
|
|
|
811 |
// Have to be called from UI thread in which UI Camera
|
|
|
812 |
// have been created before the CMMACameraWindow instance
|
|
|
813 |
// is deleted.
|
|
|
814 |
// ---------------------------------------------------------------------------
|
|
|
815 |
//
|
|
|
816 |
void CMMACameraWindow::ReleaseUiResources()
|
|
|
817 |
{
|
|
|
818 |
if (iUICamera)
|
|
|
819 |
{
|
|
|
820 |
SetViewFinderVisibility(EFalse);
|
|
|
821 |
// iStarterTimer is cancelled by previous call
|
|
|
822 |
// it can be deleted now
|
|
|
823 |
delete iStarterTimer;
|
|
|
824 |
iStarterTimer = NULL;
|
|
|
825 |
iUICamera->Release();
|
|
|
826 |
delete iUICamera;
|
|
|
827 |
iUICamera = NULL;
|
|
|
828 |
iCameraPowerOn = EFalse;
|
|
|
829 |
if (iDirectAccess)
|
|
|
830 |
{
|
|
|
831 |
iDirectAccess->Cancel();
|
|
|
832 |
delete iDirectAccess;
|
|
|
833 |
iDirectAccess = NULL;
|
|
|
834 |
}
|
|
|
835 |
delete iErrorIconBitmap;
|
|
|
836 |
iErrorIconBitmap = NULL;
|
|
|
837 |
delete iErrorIconMaskBitmap;
|
|
|
838 |
iErrorIconMaskBitmap = NULL;
|
|
|
839 |
}
|
|
|
840 |
}
|
|
|
841 |
|
|
|
842 |
|
|
|
843 |
// ---------------------------------------------------------------------------
|
|
|
844 |
// CMMACameraWindow::ResetViewFinder
|
|
|
845 |
// Resets (stops and starts) viewfinder
|
|
|
846 |
// ---------------------------------------------------------------------------
|
|
|
847 |
//
|
|
|
848 |
void CMMACameraWindow::ResetViewFinder()
|
|
|
849 |
{
|
|
|
850 |
|
|
|
851 |
if (iStarterTimer && !iStarterTimer->IsActive() && iStarted)
|
|
|
852 |
{
|
|
|
853 |
SetViewFinderVisibility(EFalse);
|
|
|
854 |
SetViewFinderVisibility(ETrue);
|
|
|
855 |
}
|
|
|
856 |
}
|
|
|
857 |
|
|
|
858 |
|
|
|
859 |
// ---------------------------------------------------------------------------
|
|
|
860 |
// CMMACameraWindow::Destroy
|
|
|
861 |
// Deletes this object.
|
|
|
862 |
// ---------------------------------------------------------------------------
|
|
|
863 |
//
|
|
|
864 |
void CMMACameraWindow::Destroy()
|
|
|
865 |
{
|
|
|
866 |
// Delete itself
|
|
|
867 |
delete this;
|
|
|
868 |
}
|
|
|
869 |
|
|
|
870 |
|
|
|
871 |
// ---------------------------------------------------------------------------
|
|
|
872 |
// From class MUiEventConsumer.
|
|
|
873 |
// CMMACameraWindow::MdcDSAResourcesCallback
|
|
|
874 |
// Callback to iDisplay->UIGetDSAResources().
|
|
|
875 |
// Invoked asynchronously from UI Event Server thread.
|
|
|
876 |
// ---------------------------------------------------------------------------
|
|
|
877 |
//
|
|
|
878 |
void CMMACameraWindow::MdcDSAResourcesCallback(
|
|
|
879 |
RWsSession &aWs,
|
|
|
880 |
CWsScreenDevice &aScreenDevice,
|
|
|
881 |
RWindowBase &aWindow)
|
|
|
882 |
{
|
|
|
883 |
this->UIStartViewFinder(aWs, aScreenDevice, aWindow);
|
|
|
884 |
}
|
|
|
885 |
|
|
|
886 |
|
|
|
887 |
// ---------------------------------------------------------------------------
|
|
|
888 |
// From class MUiEventConsumer.
|
|
|
889 |
// CMMACameraWindow::MdcUICallback
|
|
|
890 |
// Callback to iDisplay->UIGetCallback().
|
|
|
891 |
// Invoked asynchronously from UI Event Server thread.
|
|
|
892 |
// ---------------------------------------------------------------------------
|
|
|
893 |
//
|
|
|
894 |
void CMMACameraWindow::MdcUICallback(TInt aCallbackId)
|
|
|
895 |
{
|
|
|
896 |
DEBUG_INT("MMA::CMMACameraWindow::MdcUICallback callbackid %d", aCallbackId);
|
|
|
897 |
|
|
|
898 |
switch (aCallbackId)
|
|
|
899 |
{
|
|
|
900 |
case EDeleteViewFinder:
|
|
|
901 |
ReleaseUiResources();
|
|
|
902 |
break;
|
|
|
903 |
case EHideViewFinder:
|
|
|
904 |
SetViewFinderVisibility(EFalse);
|
|
|
905 |
break;
|
|
|
906 |
case EShowViewFinder:
|
|
|
907 |
SetViewFinderVisibility(ETrue);
|
|
|
908 |
break;
|
|
|
909 |
case EResetViewFinder:
|
|
|
910 |
ResetViewFinder();
|
|
|
911 |
break;
|
|
|
912 |
case EDestroyWindow:
|
|
|
913 |
Destroy();
|
|
|
914 |
break;
|
|
|
915 |
}
|
|
|
916 |
}
|
|
|
917 |
|
|
|
918 |
|
|
|
919 |
// END OF FILE
|