uiaccelerator_plat/alf_visual_api/tsrc/src/testplatalfvisualblocksscreenbuffer.cpp
/*
* 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: test functions for alfscreenbuffer.h
*
*/
// [INCLUDE FILES]
#include <alf/alfscreenbuffer.h>
#include <alf/alfsymbiansbdrawer.h>
#include "testplatalfvisual.h"
// CONSTANTS
const TInt KTestDisplayPosX = 20;
const TInt KTestDisplayPosY = 10;
const TInt KTestDisplayWidth = 100;
const TInt KTestDisplayHeight = 200;
const TUid KTestScreenBufferUid = { 0x28032002 };
const TUid KDummyUid = { 0x12345678 };
// FORWARD DECLARATION
// class CTestScreenBufferObserver for testing CAlfScreenBuffer
class CTestScreenBufferObserver : public CBase, public MAlfScreenBufferObserver
{
public:
/**
* Alf calls this when all the content have been draw to the back buffer.
*/
TBool BufferComplete( TUid /*aBufferUid*/, TRect& /*aDisplayRect*/, TRect& /*aDirtyRect*/ )
{
return ETrue;
}
/**
* Alf calls this when e.g. the back buffer is created or deleted.
*/
void HandleScreenBufferEvent( TUid /*aBufferUid*/, TInt /*aEvent*/ ) {}
};
// ============================ MEMBER FUNCTIONS ===============================
// -----------------------------------------------------------------------------
// CTestPlatAlfVisual::TestScrBufNewLMethodsL
// -----------------------------------------------------------------------------
TInt CTestPlatAlfVisual::TestScrBufNewLMethodsL( CStifItemParser& /*aItem*/ )
{
// Print to UI
_LIT( KTestPlatAlfVisual, "TestPlatAlfVisual" );
_LIT( KTestScrBufNewLMethodsL, "TestScrBufNewLMethodsL" );
TestModuleIf().Printf( 0, KTestPlatAlfVisual, KTestScrBufNewLMethodsL );
// Print to log file
iLog->Log( KTestScrBufNewLMethodsL );
CAlfScreenBuffer* scrBuf = NULL;
scrBuf = CAlfScreenBuffer::NewL( *iAlfEnv );
CleanupStack::PushL( scrBuf );
STIF_ASSERT_NOT_NULL( scrBuf );
CleanupStack::PopAndDestroy( scrBuf );
scrBuf = CAlfScreenBuffer::NewL();
CleanupStack::PushL( scrBuf );
STIF_ASSERT_NOT_NULL( scrBuf );
CleanupStack::PopAndDestroy( scrBuf );
return KErrNone;
}
// -----------------------------------------------------------------------------
// CTestPlatAlfVisual::TestScrBufGetMethodsL
// -----------------------------------------------------------------------------
TInt CTestPlatAlfVisual::TestScrBufGetMethodsL( CStifItemParser& /*aItem*/ )
{
// Print to UI
_LIT( KTestPlatAlfVisual, "TestPlatAlfVisual" );
_LIT( KTestScrBufGetMethodsL, "TestScrBufGetMethodsL" );
TestModuleIf().Printf( 0, KTestPlatAlfVisual, KTestScrBufGetMethodsL );
// Print to log file
iLog->Log( KTestScrBufGetMethodsL );
TRect dispRect( TPoint( KTestDisplayPosX, KTestDisplayPosY ),
TSize( KTestDisplayWidth, KTestDisplayHeight ) );
CAlfDisplay* display = NULL;
TRAPD( err,
display = &iAlfEnv->NewDisplayL(
dispRect, 0, NULL,
CAlfDisplay::EDisplayOffScreenBuffer,
KTestScreenBufferUid
)
);
if ( ( err == KErrNotSupported ) &&
( iAlfEnv->Renderer() != EAlfRendererBitgdi ) )
{
// Ok, as off-screen buffer should work only in BitGdi mode
err = KErrNone;
}
else
{
User::LeaveIfError( err );
display->SetVisibleArea( dispRect );
}
CAlfScreenBuffer* scrBuf = CAlfScreenBuffer::NewL( *iAlfEnv );
CleanupStack::PushL( scrBuf );
STIF_ASSERT_NOT_NULL( scrBuf );
MAlfBufferDrawer* result = scrBuf->GetDrawingInterface( KDummyUid, KDummyUid );
STIF_ASSERT_EQUALS( result, ( MAlfBufferDrawer* )NULL );
result = scrBuf->GetDrawingInterface( KAlfSymbianBufferDrawerUid, KDummyUid );
STIF_ASSERT_EQUALS( result, ( MAlfBufferDrawer* )NULL );
result = scrBuf->GetDrawingInterface( KDummyUid, KTestScreenBufferUid );
STIF_ASSERT_EQUALS( result, ( MAlfBufferDrawer* )NULL );
// *** Test with observer
CTestScreenBufferObserver* observer = new ( ELeave ) CTestScreenBufferObserver;
CleanupStack::PushL( observer );
STIF_ASSERT_NOT_NULL( observer );
scrBuf->AddObserverL( KTestScreenBufferUid, observer );
result = scrBuf->GetDrawingInterface( KDummyUid, KDummyUid );
STIF_ASSERT_EQUALS( result, ( MAlfBufferDrawer* )NULL );
result = scrBuf->GetDrawingInterface( KAlfSymbianBufferDrawerUid, KDummyUid );
STIF_ASSERT_EQUALS( result, ( MAlfBufferDrawer* )NULL );
result = scrBuf->GetDrawingInterface( KDummyUid, KTestScreenBufferUid );
STIF_ASSERT_EQUALS( result, ( MAlfBufferDrawer* )NULL );
MAlfBufferDrawer* drawer = scrBuf->GetDrawingInterface(
KAlfSymbianBufferDrawerUid, KTestScreenBufferUid );
if ( iAlfEnv->Renderer() == EAlfRendererBitgdi )
{
STIF_ASSERT_NOT_EQUALS( drawer, ( MAlfBufferDrawer* )NULL );
}
else
{
STIF_ASSERT_EQUALS( drawer, ( MAlfBufferDrawer* )NULL );
}
// Test ReleaseDrawer
if ( drawer )
{
drawer->ReleaseDrawer();
}
drawer = NULL;
// *** Test with removed observer
scrBuf->RemoveObserver( KTestScreenBufferUid );
drawer = scrBuf->GetDrawingInterface( KAlfSymbianBufferDrawerUid, KTestScreenBufferUid );
STIF_ASSERT_EQUALS( drawer, ( MAlfBufferDrawer* )NULL );
MAlfBufferGc* resultGc = scrBuf->GetGraphicsContext( KDummyUid, KDummyUid );
STIF_ASSERT_EQUALS( resultGc, ( MAlfBufferGc* )NULL );
CleanupStack::PopAndDestroy( observer );
CleanupStack::PopAndDestroy( scrBuf );
return KErrNone;
}
// -----------------------------------------------------------------------------
// CTestPlatAlfVisual::TestScrBufRequestMethodsL
// -----------------------------------------------------------------------------
TInt CTestPlatAlfVisual::TestScrBufRequestMethodsL( CStifItemParser& /*aItem*/ )
{
// Print to UI
_LIT( KTestPlatAlfVisual, "TestPlatAlfVisual" );
_LIT( KTestScrBufRequestMethodsL, "TestScrBufRequestMethodsL" );
TestModuleIf().Printf( 0, KTestPlatAlfVisual, KTestScrBufRequestMethodsL );
// Print to log file
iLog->Log( KTestScrBufRequestMethodsL );
TRect dispRect( TPoint( KTestDisplayPosX, KTestDisplayPosY ),
TSize( KTestDisplayWidth, KTestDisplayHeight ) );
CAlfDisplay* display = NULL;
TRAPD( err,
display = &iAlfEnv->NewDisplayL(
dispRect, 0, NULL,
CAlfDisplay::EDisplayOffScreenBuffer,
KTestScreenBufferUid
)
);
if ( ( err == KErrNotSupported ) &&
( iAlfEnv->Renderer() != EAlfRendererBitgdi ) )
{
// Ok, as off-screen buffer should work only in BitGdi mode
err = KErrNone;
}
else
{
User::LeaveIfError( err );
display->SetVisibleArea( dispRect );
}
CAlfScreenBuffer* scrBuf = CAlfScreenBuffer::NewL( *iAlfEnv );
CleanupStack::PushL( scrBuf );
STIF_ASSERT_NOT_NULL( scrBuf );
CTestScreenBufferObserver* observer = new ( ELeave ) CTestScreenBufferObserver;
CleanupStack::PushL( observer );
STIF_ASSERT_NOT_NULL( observer );
scrBuf->RequestNextBuffer( KTestScreenBufferUid );
scrBuf->RequestNextBuffer( KDummyUid );
scrBuf->AddObserverL( KTestScreenBufferUid, observer );
// ***
scrBuf->RequestNextBuffer( KTestScreenBufferUid );
scrBuf->RequestNextBuffer( KDummyUid );
scrBuf->RequestNextBuffer( KTestScreenBufferUid );
scrBuf->AddObserverL( KDummyUid, observer );
scrBuf->RequestNextBuffer( KTestScreenBufferUid );
scrBuf->RequestNextBuffer( KDummyUid );
scrBuf->RequestNextBuffer( KTestScreenBufferUid );
scrBuf->RemoveObserver( KDummyUid );
scrBuf->RemoveObserver( KTestScreenBufferUid );
CleanupStack::PopAndDestroy( observer );
CleanupStack::PopAndDestroy( scrBuf );
return KErrNone;
}
// -----------------------------------------------------------------------------
// CTestPlatAlfVisual::TestScrBufObserverMethodsL
// -----------------------------------------------------------------------------
TInt CTestPlatAlfVisual::TestScrBufObserverMethodsL( CStifItemParser& /*aItem*/ )
{
// Print to UI
_LIT( KTestPlatAlfVisual, "TestPlatAlfVisual" );
_LIT( KTestScrBufObserverMethodsL, "TestScrBufObserverMethodsL" );
TestModuleIf().Printf( 0, KTestPlatAlfVisual, KTestScrBufObserverMethodsL );
// Print to log file
iLog->Log( KTestScrBufObserverMethodsL );
TRect dispRect( TPoint( KTestDisplayPosX, KTestDisplayPosY ),
TSize( KTestDisplayWidth, KTestDisplayHeight ) );
CAlfDisplay* display = NULL;
TRAPD( err,
display = &iAlfEnv->NewDisplayL(
dispRect, 0, NULL,
CAlfDisplay::EDisplayOffScreenBuffer,
KTestScreenBufferUid
)
);
if ( ( err == KErrNotSupported ) &&
( iAlfEnv->Renderer() != EAlfRendererBitgdi ) )
{
// Ok, as off-screen buffer should work only in BitGdi mode
err = KErrNone;
}
else
{
User::LeaveIfError( err );
display->SetVisibleArea( dispRect );
}
CAlfScreenBuffer* scrBuf = CAlfScreenBuffer::NewL( *iAlfEnv );
CleanupStack::PushL( scrBuf );
STIF_ASSERT_NOT_NULL( scrBuf );
CTestScreenBufferObserver* observer = new ( ELeave ) CTestScreenBufferObserver;
CleanupStack::PushL( observer );
STIF_ASSERT_NOT_NULL( observer );
scrBuf->AddObserverL( KTestScreenBufferUid, observer );
scrBuf->RemoveObserver( KTestScreenBufferUid );
scrBuf->AddObserverL( KTestScreenBufferUid, observer, 1 ); // Just test non null priority even if it do not has an effect
scrBuf->RemoveObserver( KTestScreenBufferUid );
scrBuf->AddObserverL( KTestScreenBufferUid, observer );
TRAP( err, scrBuf->AddObserverL( KTestScreenBufferUid, observer ) );
STIF_ASSERT_EQUALS( err, KErrAlreadyExists );
scrBuf->RemoveObserver( KTestScreenBufferUid );
scrBuf->AddObserverL( KTestScreenBufferUid, 0, observer );
scrBuf->RemoveObserver( KTestScreenBufferUid );
CleanupStack::PopAndDestroy( observer );
CleanupStack::PopAndDestroy( scrBuf );
return KErrNone;
}
// [End of File]