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/*
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* Copyright (c) 2010 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: CCoeControl to provide RWindow for videoplayback.
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* QGraphicsView derived class can not be used for this purpose,
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* because the Qt OpenVG context may interfere with the one being
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* used by the renderer.
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*
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*/
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#include <QGraphicsWidget>
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#include <graphics/surfaceconfiguration.h>
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#include <mediaclientvideodisplay.h>
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#include "svpbnativewindow.h"
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#include "trace.h"
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CSvpbNativeWindow* CSvpbNativeWindow::NewL(const TRect& displayRect)
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{
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FUNC_LOG;
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CSvpbNativeWindow* self = new (ELeave) CSvpbNativeWindow;
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CleanupStack::PushL(self);
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self->ConstructL(displayRect);
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CleanupStack::Pop();
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return self;
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}
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CSvpbNativeWindow::~CSvpbNativeWindow()
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{
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FUNC_LOG;
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detachSurface();
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CloseWindow();
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}
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int CSvpbNativeWindow::attachSurface(
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const TSurfaceId &surfaceId,
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const TRect &cropRect,
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const TVideoAspectRatio &aspectRatio)
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{
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FUNC_LOG;
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INFO("Surface id:" << surfaceId.iInternal[0]
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<< surfaceId.iInternal[1]
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<< surfaceId.iInternal[2]
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<< surfaceId.iInternal[3]);
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if (mSurfaceId.IsNull()) {
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mSurfaceId = surfaceId;
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return setupSurface(cropRect, aspectRatio);
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}
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else if (mSurfaceId == surfaceId) {
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detachSurface();
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return setupSurface(cropRect, aspectRatio);
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}
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else {
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detachSurface();
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}
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return 0;
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}
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void CSvpbNativeWindow::detachSurface()
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{
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FUNC_LOG;
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if (mDisplay) {
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mDisplay->RemoveSurface();
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mDisplay->RemoveDisplayWindow( *(DrawableWindow()));
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delete mDisplay;
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mDisplay = 0;
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}
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mSurfaceId = TSurfaceId::CreateNullId();
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}
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CSvpbNativeWindow::CSvpbNativeWindow() :
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mSurfaceId(TSurfaceId::CreateNullId()),
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mDisplay(0)
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{
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FUNC_LOG;
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}
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void CSvpbNativeWindow::ConstructL(const TRect& displayRect)
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{
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FUNC_LOG;
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CreateWindowL();
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SetRect(displayRect);
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DrawableWindow()->SetOrdinalPosition(-1); // Send to background
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ActivateL();
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}
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int CSvpbNativeWindow::setupSurface(
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const TRect &cropRect, const TVideoAspectRatio &aspectRatio)
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{
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FUNC_LOG;
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TInt displayId = CCoeEnv::Static()->ScreenDevice()->GetScreenNumber();
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INFO("Display id:" << displayId);
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QT_TRAP_THROWING(mDisplay = CMediaClientVideoDisplay::NewL(displayId));
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RWindowBase *videoWindow = DrawableWindow();
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TRect displayRect = Rect();
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TRAPD(err, mDisplay->AddDisplayWindowL(videoWindow,
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displayRect, // Window clipping rectangle, relative to the window
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cropRect, // The dimensions of the crop region, relative to the video image
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displayRect, // Video extent on the screen
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100.0f,
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100.0f,
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displayRect.Width() < displayRect.Height() ? EVideoRotationClockwise90 : EVideoRotationNone,
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EAutoScaleStretch,
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EHorizontalAlignCenter,
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EVerticalAlignCenter,
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(RWindow*)videoWindow));
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HANDLE_ERROR_NEG(err);
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if (err == 0) {
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QT_TRAP_THROWING(mDisplay->SurfaceCreated(mSurfaceId, cropRect, aspectRatio, cropRect));
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}
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return err;
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}
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