javauis/mmapi_akn/baseline/src.nga/cmmasurfacewindow.cpp
branchRCL_3
changeset 66 2455ef1f5bbc
child 71 d5e927d5853b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/mmapi_akn/baseline/src.nga/cmmasurfacewindow.cpp	Wed Sep 01 12:33:18 2010 +0100
@@ -0,0 +1,680 @@
+/*
+* Copyright (c) 2002-2007 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  This class implements MMMADisplayWindow functionality
+*               in graphics surface based displays for Helix engine.
+*
+*/
+
+//  Include Files
+#include <AccMonitorInfo.h>
+#include <AccMonitorCapabilities.h>
+#include "jdebug.h"
+#include "cmmasurfacewindow.h"
+#include "cmmaplayer.h"
+
+// Used for iDisplay member
+#include "mmmadisplay.h"
+
+EXPORT_C CMMASurfaceWindow* CMMASurfaceWindow::NewL(
+    CMMAEventSource* aEventSource,
+    CMMAPlayer* aPlayer,
+    TBool aAVCableConnStatus)
+{
+    CMMASurfaceWindow* self =
+        new(ELeave) CMMASurfaceWindow(aEventSource,
+                                      aPlayer,
+                                      aAVCableConnStatus);
+    return self;
+}
+
+// Destructor (virtual by CBase)
+CMMASurfaceWindow::~CMMASurfaceWindow()
+{
+    // It's not allowed to delete any nonsharable object here.
+    // This must be done in Destroy().
+    // If the iDisplay is set,
+    // instance should be deleted by sending
+    // event from UI to be received by MUiEventConsumer.
+}
+
+CMMASurfaceWindow::CMMASurfaceWindow(
+    CMMAEventSource* aEventSource,
+    CMMAPlayer* aPlayer,
+    TBool aAVCableConnStatus):
+        iEventSource(aEventSource),
+        iPlayer(aPlayer),
+        iVideoDisplayInitState(EUIResourcesAndSurfaceParametersNotSet),
+        iAVCableConnected(aAVCableConnStatus)
+{
+    // Empty rect until video size is known
+    iContentRect.SetRect(0, 0, 0, 0);
+    iParentRect.SetRect(0, 0, 0, 0);
+    iRWindowRect.SetRect(0, 0, 0, 0);
+}
+
+void CMMASurfaceWindow::SetDestinationBitmapL(CFbsBitmap* /*aBitmap*/)
+{
+    // Ignored, this window will not be used for actual drawing
+}
+
+void CMMASurfaceWindow::DrawFrameL(const CFbsBitmap* /*aBitmap*/)
+{
+    // Ignored, this window will not be used for actual drawing
+}
+
+void CMMASurfaceWindow::SetDrawRectThread(const TRect& aRect)
+{
+    DEBUG_INT2("MID::CMMASurfaceWindow::SetDrawRectThread TL %d %d",
+               aRect.iTl.iX, aRect.iTl.iY);
+    DEBUG_INT2("MID::CMMASurfaceWindow::SetDrawRectThread BR %d %d",
+               aRect.iBr.iX, aRect.iBr.iY);
+
+    iContentRect = aRect;
+    TInt error = StaticRedrawVideo(*this);
+    if (KErrNone != error)
+    {
+        DEBUG_INT("MID::CMMASurfaceWindow::SetDrawRectThread, StaticRedrawVideo error = %d", error);
+    }
+}
+
+void CMMASurfaceWindow::SetRWindowRect(const TRect& aRect,
+                                       MMMADisplay::TThreadType aThreadType)
+{
+    DEBUG_INT2("MID::CMMASurfaceWindow::SetRWindowRect TL %d %d",
+               aRect.iTl.iX, aRect.iTl.iY);
+    DEBUG_INT2("MID::CMMASurfaceWindow::SetRWindowRect BR %d %d",
+               aRect.iBr.iX, aRect.iBr.iY);
+
+    if (iRWindowRect == aRect)
+    {
+        return;
+    }
+
+    iRWindowRect = aRect;
+
+    if (MMMADisplay::EMmaThread == aThreadType)
+    {
+        if (iDisplay)
+        {
+            iDisplay->UIGetCallback(*this,
+                                    CMMASurfaceWindow::ESetClipRect);
+        }
+    }
+    else if (MMMADisplay::EUiThread == aThreadType)
+    {
+        TInt error = SetClipRect();
+        if (KErrNone != error)
+        {
+            DEBUG_INT("MID::CMMASurfaceWindow::SetRWindowRect, error = %d", error);
+        }
+    }
+}
+
+TInt CMMASurfaceWindow::SetClipRect()
+{
+    DEBUG("MID::CMMASurfaceWindow::SetClipRect");
+
+    // CMediaClientVideoDisplay expects client to RemoveDisplayWindow
+    // and AddDisplayWindow again everytime when RWindow rect changes.
+    // If audio/video cable is connected do not reposition the video,
+    // this is done to prevent video playback pause.
+    if (iMediaClientVideoDisplay && iWindow && !iAVCableConnected)
+    {
+        iMediaClientVideoDisplay->RemoveDisplayWindow(*iWindow);
+
+        TRect contentRect;
+        if (iVisible)
+        {
+            contentRect = iContentRect;
+        }
+        else
+        {
+            TRect emptyRect(0,0,0,0);
+            contentRect = emptyRect;
+        }
+
+        // align parent rect with respect to RWindow
+        TRect relativeParentRect;
+        relativeParentRect = iParentRect;
+        relativeParentRect.Move(-iRWindowRect.iTl);
+
+        // setting video draw rect and adjusting it to window
+        TRect drawRect = contentRect;
+        drawRect.Move(relativeParentRect.iTl);
+
+        TRect clipRect(0,0,iRWindowRect.Width(),iRWindowRect.Height());
+        TRAPD(error, iMediaClientVideoDisplay->AddDisplayWindowL(iWindow,
+                clipRect, // new clip rect
+                iVideoCropRegion,
+                drawRect,  // video extent
+                0.0f, // ignore
+                0.0f, // ignore
+                EVideoRotationNone,
+                EAutoScaleBestFit,
+                EHorizontalAlignCenter,
+                EVerticalAlignCenter,
+                (RWindow*)iWindow));
+
+        return error;
+    }
+    return KErrNone;
+}
+
+void CMMASurfaceWindow::SetDrawRect(const TRect& aRect)
+{
+    DEBUG_INT2("MID::CMMASurfaceWindow::SetDrawRect TL %d %d",
+               aRect.iTl.iX, aRect.iTl.iY);
+    DEBUG_INT2("MID::CMMASurfaceWindow::SetDrawRect BR %d %d",
+               aRect.iBr.iX, aRect.iBr.iY);
+
+    iContentRect = aRect;
+    if (iDisplay)
+    {
+        iDisplay->UIGetCallback(*this,
+                                CMMASurfaceWindow::ESetDrawRect);
+    }
+}
+
+TInt CMMASurfaceWindow::StaticRedrawVideo(CMMASurfaceWindow& aSurfaceWindow)
+{
+    TRAPD(error, aSurfaceWindow.RedrawVideoL());
+    return error;
+}
+
+void CMMASurfaceWindow::RedrawVideoL()
+{
+    if (!iMediaClientVideoDisplay)
+    {
+        DEBUG("MID::CMMASurfaceWindow::RedrawVideoL: no MediaClientVideoDisplay set, aborting -");
+        return;
+    }
+
+    if (iWindow)
+    {
+        TRect contentRect;
+        if (iVisible)
+        {
+            contentRect = iContentRect;
+        }
+        else
+        {
+            TRect emptyRect(0,0,0,0);
+            contentRect = emptyRect;
+        }
+
+        // align parent rect with respect to RWindow
+        TRect relativeParentRect;
+        relativeParentRect = iParentRect;
+        relativeParentRect.Move(-iRWindowRect.iTl);
+
+        // setting video draw rect and adjusting it to window
+        TRect drawRect = contentRect;
+        drawRect.Move(relativeParentRect.iTl);
+
+        DEBUG_INT4("MID::CMMASurfaceWindow::RedrawVideoL: drawRect tl %d,%d br %d,%d",
+                   drawRect.iTl.iX,drawRect.iTl.iY,drawRect.iBr.iX,drawRect.iBr.iY);
+
+        iMediaClientVideoDisplay->SetVideoExtentL(*iWindow,
+                drawRect,
+                iVideoCropRegion);
+
+        DEBUG("MID::CMMASurfaceWindow::RedrawVideoL: RedrawWindows()");
+
+        iMediaClientVideoDisplay->RedrawWindows(iVideoCropRegion);
+        ((RWindow*)iWindow)->Invalidate();
+    }
+}
+
+const TRect& CMMASurfaceWindow::DrawRect()
+{
+    return iContentRect;
+}
+
+TSize CMMASurfaceWindow::WindowSize()
+{
+    return iParentRect.Size();
+}
+
+void CMMASurfaceWindow::SetPosition(const TPoint& aPosition)
+{
+    SetDrawRectThread(TRect(aPosition, iContentRect.Size()));
+}
+
+TBool CMMASurfaceWindow::IsVisible() const
+{
+    DEBUG_INT("MID::CMMASurfaceWindow::IsVisible %d ", iVisible);
+    return iVisible;
+}
+
+void CMMASurfaceWindow::SetVisible(TBool aVisible, TBool aUseEventServer)
+{
+    DEBUG_INT("MID::CMMASurfaceWindow::SetVisible aVisible %d", aVisible);
+    RPointerArray< CMMAPlayer > players = iEventSource->Players();
+
+    if (players.Find(iPlayer) != KErrNotFound)
+    {
+        DEBUG("MID::CMMASurfaceWindow::SetVisible : Player found");
+        if (aVisible != iVisible)
+        {
+            DEBUG("MID::CMMASurfaceWindow::SetVisible: Changed visibility");
+            iVisible = aVisible;
+
+            if (aUseEventServer)
+            {
+                TInt error = StaticRedrawVideo(*this);
+                if (KErrNone != error)
+                {
+                    DEBUG_INT("MID::CMMASurfaceWindow::SetVisible, StaticRedrawVideo error = %d", error);
+                }
+            }
+            else // in MMA thread, so switch to UI thread
+            {
+                if (iDisplay)
+                {
+                    iDisplay->UIGetCallback(*this,
+                                            CMMASurfaceWindow::ESetDrawRect);
+                }
+            }
+        }
+    }
+}
+
+void CMMASurfaceWindow::SetWindowRect(const TRect& aRect,MMMADisplay::TThreadType /*aThreadType*/)
+{
+    DEBUG_INT2("MID::CMMASurfaceWindow::SetWindowRect aRect TL %d %d",
+               aRect.iTl.iX, aRect.iTl.iY);
+    DEBUG_INT2("MID::CMMASurfaceWindow::SetWindowRect aRect BR %d %d",
+               aRect.iBr.iX, aRect.iBr.iY);
+
+    iParentRect = aRect;
+}
+
+void CMMASurfaceWindow::SetVideoCropRegion(const TRect& aRect)
+{
+    // video size
+    iVideoCropRegion = aRect;
+}
+
+const TRect& CMMASurfaceWindow::WindowRect()
+{
+    return iParentRect;
+}
+
+void CMMASurfaceWindow::ContainerDestroyed()
+{
+    // We are in UI thread context now.
+    CleanVideoDisplay();
+}
+
+EXPORT_C void CMMASurfaceWindow::SetDisplay(MMMADisplay *aDisplay)
+{
+    DEBUG("MID::CMMASurfaceWindow::SetDisplay +");
+
+    if (iDisplay != aDisplay)
+    {
+        if (iDisplay)
+        {
+            // Clear the resources created within the old Display
+            iDisplay->UIGetCallback(
+                *this, CMMASurfaceWindow::ECleanVideoDisplay);
+        }
+
+        // Set the new Display
+        iDisplay = aDisplay;
+
+        if (iDisplay)
+        {
+            // Get a DSA resources for the new Display
+            iDisplay->UIGetDSAResources(*this, MMMADisplay::EMmaThread);
+        }
+    }
+
+    DEBUG("MID::CMMASurfaceWindow::SetDisplay -");
+}
+
+void CMMASurfaceWindow::ContainerSet()
+{
+    // We are in UI thread now
+
+    // Container was probably not set when
+    // iDisplay was set,
+    // we can now try get the DSA stuff again
+    if (iDisplay)
+    {
+        // Get a DSA stuff for the new Display
+        iDisplay->UIGetDSAResources(*this, MMMADisplay::EUiThread);
+    }
+}
+
+void CMMASurfaceWindow::Destroy()
+{
+    DEBUG("MID::CMMASurfaceWindow::Destroy");
+    // Delete itself
+    delete this;
+}
+
+void CMMASurfaceWindow::MdcDSAResourcesCallback(
+    RWsSession &aWs,
+    CWsScreenDevice &aScreenDevice,
+    RWindowBase &aWindow)
+{
+    DEBUG("MID::CMMASurfaceWindow::MdcDSAResourcesCallback");
+
+    // We are in UI thread context now.
+    iWs = &aWs;
+    iScreenDevice = &aScreenDevice;
+    iWindow = &aWindow;
+
+    switch (iVideoDisplayInitState)
+    {
+    case EUIResourcesAndSurfaceParametersNotSet:
+    {
+        iVideoDisplayInitState =
+            EUIResourcesSetAndSurfaceParametersNotSet;
+    }
+    break;
+    case ESurfaceParametersSetAndUIResourcesNotSet:
+    {
+        iVideoDisplayInitState =
+            EUIResourcesAndSurfaceParametersSet;
+    }
+    break;
+    // can not occur
+    case EUIResourcesSetAndSurfaceParametersNotSet:
+    case EUIResourcesAndSurfaceParametersSet:
+    default:
+    {
+        __ASSERT_DEBUG(EFalse, User::Invariant());
+    }
+    break;
+    }
+
+    if (iVideoDisplayInitState == EUIResourcesAndSurfaceParametersSet)
+    {
+        TRAPD(error, InitVideoDisplayL());
+        if (KErrNone != error)
+        {
+            DEBUG_INT("MID::CMMASurfaceWindow::MdcDSAResourcesCallback, error = %d", error);
+        }
+    }
+}
+
+void CMMASurfaceWindow::MdcUICallback(TInt aCallbackId)
+{
+    // We are in UI thread context now.
+    DEBUG_INT("MID::CMMASurfaceWindow::MdcUICallback CallbackId = %d", aCallbackId);
+
+    TInt error = KErrNone;
+    switch (aCallbackId)
+    {
+    case ESetClipRect:
+    {
+        error = SetClipRect();
+        DEBUG_INT("MID::CMMASurfaceWindow::MdcUICallback,SetClipRect error = %d", error);
+    }
+    break;
+    case ERemoveSurface:
+    {
+        DoRemoveSurface();
+    }
+    break;
+    case ESetDrawRect:
+    {
+        error = StaticRedrawVideo(*this);
+        DEBUG_INT("MID::CMMASurfaceWindow::MdcUICallback,StaticRedrawVideo error = %d", error);
+    }
+    break;
+    case EInitVideoDisplay:
+    {
+        TRAP(error, InitVideoDisplayL());
+        DEBUG_INT("MID::CMMASurfaceWindow::MdcUICallback,InitVideoDisplayL error = %d", error);
+    }
+    break;
+    case ESetChangedSurfaceParameters:
+    {
+        DoSetChangedSurfaceParameters();
+    }
+    break;
+    case EResetSurfaceParameters:
+    {
+        DoResetSurfaceParameters();
+    }
+    break;
+    case ECleanVideoDisplay:
+    {
+        CleanVideoDisplay();
+    }
+    break;
+    case EDestroyWindow:
+    {
+        Destroy();
+    }
+    break;
+    default:
+    {
+        __ASSERT_DEBUG(EFalse, User::Invariant());
+    }
+    break;
+    }
+}
+
+EXPORT_C void CMMASurfaceWindow::SetSurfaceParameters(const TSurfaceId& aSurfaceId,
+        const TRect& aCropRect,
+        const TVideoAspectRatio& aPixelAspectRatio)
+{
+    iSurfaceId = aSurfaceId;
+    iCropRect = aCropRect;
+    iPixelAspectRatio = aPixelAspectRatio;
+
+    switch (iVideoDisplayInitState)
+    {
+    case EUIResourcesAndSurfaceParametersNotSet:
+    {
+        iVideoDisplayInitState =
+            ESurfaceParametersSetAndUIResourcesNotSet;
+    }
+    break;
+    case EUIResourcesSetAndSurfaceParametersNotSet:
+    {
+        iVideoDisplayInitState =
+            EUIResourcesAndSurfaceParametersSet;
+    }
+    break;
+    // control reaches below two switch cases when
+    // playback is looped using setLoopCount() in java.
+    case ESurfaceParametersSetAndUIResourcesNotSet:
+    {
+    }
+    break;
+    // update surface parameters and return with out calling
+    // InitVideoDisplayL again.
+    case EUIResourcesAndSurfaceParametersSet:
+    {
+        iDisplay->UIGetCallback(*this, CMMASurfaceWindow::EResetSurfaceParameters);
+        return;
+    }
+    // break; not reachable
+    default: // can not occur
+    {
+        __ASSERT_DEBUG(EFalse, User::Invariant());
+    }
+    break;
+    }
+
+    if (iVideoDisplayInitState == EUIResourcesAndSurfaceParametersSet)
+    {
+        iDisplay->UIGetCallback(*this, CMMASurfaceWindow::EInitVideoDisplay);
+    }
+}
+
+EXPORT_C void CMMASurfaceWindow::SetChangedSurfaceParameters(const TSurfaceId& aSurfaceId,
+        const TRect& aCropRect,
+        const TVideoAspectRatio& aPixelAspectRatio)
+{
+    iSurfaceId = aSurfaceId;
+    iCropRect = aCropRect;
+    iPixelAspectRatio = aPixelAspectRatio;
+
+    if (iDisplay)
+    {
+        iDisplay->UIGetCallback(*this, CMMASurfaceWindow::ESetChangedSurfaceParameters);
+    }
+}
+
+EXPORT_C void CMMASurfaceWindow::RemoveSurface()
+{
+    if (iDisplay)
+    {
+        iDisplay->UIGetCallback(*this,
+                                CMMASurfaceWindow::ERemoveSurface);
+    }
+}
+
+void CMMASurfaceWindow::DoRemoveSurface()
+{
+    if (iMediaClientVideoDisplay)
+    {
+        iMediaClientVideoDisplay->RemoveSurface();
+        DEBUG("MID::CMMASurfaceWindow::DoRemoveSurface, Surface Removed");
+    }
+}
+
+void CMMASurfaceWindow::DoResetSurfaceParameters()
+{
+    __ASSERT_DEBUG((iMediaClientVideoDisplay != NULL), User::Invariant());
+
+    if (iMediaClientVideoDisplay)
+    {
+        TInt error = iMediaClientVideoDisplay->SurfaceCreated(iSurfaceId,
+                     iCropRect,
+                     iPixelAspectRatio,
+                     iVideoCropRegion);
+
+        DEBUG_INT("MID::CMMASurfaceWindow::DoResetSurfaceParameters,SurfaceCreated error = %d", error);
+
+        iMediaClientVideoDisplay->RedrawWindows(iVideoCropRegion);
+    }
+}
+
+void CMMASurfaceWindow::DoSetChangedSurfaceParameters()
+{
+    if (iMediaClientVideoDisplay)
+    {
+        TInt error = iMediaClientVideoDisplay->SurfaceParametersChanged(iSurfaceId,
+                     iCropRect,
+                     iPixelAspectRatio);
+
+        DEBUG_INT("MID::CMMASurfaceWindow::DoSetChangedSurfaceParameters,SurfaceParametersChanged, error = %d", error);
+
+        iMediaClientVideoDisplay->RedrawWindows(iVideoCropRegion);
+    }
+}
+
+void CMMASurfaceWindow::InitVideoDisplayL()
+{
+    if (iVideoDisplayInitState != EUIResourcesAndSurfaceParametersSet)
+    {
+        User::Leave(KErrNotReady);
+    }
+
+    // check that this is the first time we are creating instance.
+    if (iMediaClientVideoDisplay)
+    {
+        __ASSERT_DEBUG(EFalse, User::Invariant());
+    }
+
+    iMediaClientVideoDisplay =
+        CMediaClientVideoDisplay::NewL(iScreenDevice->GetScreenNumber(),
+                                       iSurfaceId,
+                                       iCropRect,
+                                       iPixelAspectRatio);
+
+    TInt error = iMediaClientVideoDisplay->SurfaceCreated(iSurfaceId,
+                 iCropRect,
+                 iPixelAspectRatio,
+                 iVideoCropRegion);
+
+    DEBUG_INT("MID::CMMASurfaceWindow::InitVideoDisplayL error = %d", error);
+    User::LeaveIfError(error);
+
+    TRect contentRect;
+    if (iVisible)
+    {
+        contentRect = iContentRect;
+    }
+    else
+    {
+        TRect emptyRect(0,0,0,0);
+        contentRect = emptyRect;
+    }
+
+    // align parent rect with respect to RWindow
+    TRect relativeParentRect;
+    relativeParentRect = iParentRect;
+    relativeParentRect.Move(-iRWindowRect.iTl);
+
+    // setting video draw rect and adjusting it to window
+    TRect drawRect = contentRect;
+    drawRect.Move(relativeParentRect.iTl);
+
+    TRect clipRect(0,0,iRWindowRect.Width(),iRWindowRect.Height());
+    iMediaClientVideoDisplay->AddDisplayWindowL(iWindow,
+            clipRect,
+            iVideoCropRegion,
+            drawRect,  // video extent
+            0.0f, // ignore
+            0.0f, // ignore
+            EVideoRotationNone,
+            EAutoScaleBestFit,
+            EHorizontalAlignCenter,
+            EVerticalAlignCenter,
+            (RWindow*)iWindow);
+
+    DEBUG("MID::CMMASurfaceWindow::InitVideoDisplayL -");
+}
+
+void CMMASurfaceWindow::CleanVideoDisplay()
+{
+    DEBUG("MID::CMMASurfaceWindow::CleanVideoDisplay +");
+
+    SetVisible(EFalse, ETrue);
+    if (iMediaClientVideoDisplay)
+    {
+        if (iWindow)
+        {
+            iMediaClientVideoDisplay->RemoveDisplayWindow(*iWindow);
+        }
+        iMediaClientVideoDisplay->RemoveSurface();
+        delete iMediaClientVideoDisplay;
+
+        iMediaClientVideoDisplay = NULL;
+        iWindow = NULL;
+        iScreenDevice = NULL;
+        iWs = NULL;
+    }
+
+    DEBUG("MID::CMMASurfaceWindow::CleanVideoDisplay -");
+}
+
+EXPORT_C void CMMASurfaceWindow::SetAVCableConnStatus(TBool aStatus)
+{
+    iAVCableConnected = aStatus;
+    if (iDisplay && !iAVCableConnected)
+    {
+        iDisplay->UIGetCallback(*this,
+                                CMMASurfaceWindow::ESetClipRect);
+    }
+}
+
+//  END OF FILE