--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/libraries/btrace_parser/src/btrace_screenupdate.cpp Wed Jun 23 15:52:26 2010 +0100
@@ -0,0 +1,115 @@
+// btrace_screenupdate.cpp
+//
+// Copyright (c) 2008 - 2010 Accenture. All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the "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:
+// Accenture - Initial contribution
+//
+
+#include "btrace_parser.h"
+
+
+EXPORT_C CBtraceScreenUpdate* CBtraceScreenUpdate::NewL(CBtraceReader& aReader)
+ {
+ CBtraceScreenUpdate* self = new(ELeave) CBtraceScreenUpdate(aReader);
+ CleanupStack::PushL(self);
+ self->ConstructL();
+ CleanupStack::Pop(self);
+ return self;
+ }
+
+EXPORT_C CBtraceScreenUpdate::~CBtraceScreenUpdate()
+ {
+ iNotifs.Close();
+ iReader.RemoveObserver(KAmTraceCategory, *this);
+ }
+
+EXPORT_C void CBtraceScreenUpdate::NotifyScreenUpdateL(MBtraceScreenUpdateObserver& aObserver)
+ {
+ NotifyScreenUpdateL(aObserver, ENotificationOneShot);
+ }
+
+EXPORT_C void CBtraceScreenUpdate::NotifyScreenUpdateL(MBtraceScreenUpdateObserver& aObserver, TBtraceNotificationPersistence aPersistence)
+ {
+ iNotifs.AppendL(TScreenUpdateNotif(aObserver, aPersistence));
+ }
+
+EXPORT_C void CBtraceScreenUpdate::NotifyScreenUpdateL(TInt aScreenNumber, const TRect& aRect, MBtraceScreenUpdateObserver& aObserver)
+ {
+ NotifyScreenUpdateL(aScreenNumber, aRect, aObserver, ENotificationOneShot);
+ }
+
+EXPORT_C void CBtraceScreenUpdate::NotifyScreenUpdateL(TInt aScreenNumber, const TRect& aRect, MBtraceScreenUpdateObserver& aObserver, TBtraceNotificationPersistence aPersistence)
+ {
+ iNotifs.AppendL(TScreenUpdateNotif(aScreenNumber, aRect, aObserver, aPersistence));
+ }
+
+EXPORT_C void CBtraceScreenUpdate::CancelNotifyScreenUpdate(MBtraceScreenUpdateObserver& aObserver)
+ {
+ for (TInt i = iNotifs.Count()-1; i>=0; --i)
+ {
+ if (iNotifs[i].iObserver == &aObserver)
+ {
+ iNotifs.Remove(i);
+ }
+ }
+ }
+
+CBtraceScreenUpdate::CBtraceScreenUpdate(CBtraceReader& aReader)
+ : iReader(aReader)
+ {
+ }
+
+void CBtraceScreenUpdate::ConstructL()
+ {
+ iReader.AddObserverL(KAmTraceCategory, *this);
+ }
+
+void CBtraceScreenUpdate::HandleScreenUpdateL(const TBtraceTickCount& aTickCount, TInt aScreenNumber, const TRect& aRect)
+ {
+ for (TInt i = (iNotifs.Count() - 1); i >= 0; --i)
+ {
+ TScreenUpdateNotif& notif = iNotifs[i];
+ if (notif.iNotifyAll || ((notif.iScreenNumber == aScreenNumber) && (notif.iRect.Intersects(aRect))))
+ {
+ MBtraceScreenUpdateObserver* observer = notif.iObserver;
+ if (notif.iPersistence == ENotificationOneShot)
+ {
+ iNotifs.Remove(i);
+ }
+ observer->HandleScreenUpdateL(aTickCount, aScreenNumber, aRect);
+ }
+ }
+ }
+
+void CBtraceScreenUpdate::HandleBtraceFrameL(const TBtraceFrame& aFrame)
+ {
+ if (aFrame.iCategory == KAmTraceCategory && aFrame.iSubCategory == EAmTraceSubCategoryScreenDriver)
+ {
+ const TUint8* data = aFrame.iData.Ptr();
+ TAmTraceEventScreenDriver event = *((const TAmTraceEventScreenDriver*)data);
+ data += sizeof (TAmTraceEventScreenDriver);
+ if (event == EAmTraceEventScreenDriverRectangleUpdated)
+ {
+ TInt screenNumber = *((const TInt32*)data);
+ data += sizeof (TInt);
+ const TRect* rect = (const TRect*)data;
+ HandleScreenUpdateL(aFrame.iTickCount, screenNumber, *rect);
+ }
+ }
+ }
+
+CBtraceScreenUpdate::TScreenUpdateNotif::TScreenUpdateNotif(MBtraceScreenUpdateObserver& aObserver, TBtraceNotificationPersistence aPersistence)
+ : iNotifyAll(ETrue), iObserver(&aObserver), iPersistence(aPersistence)
+ {
+ }
+
+CBtraceScreenUpdate::TScreenUpdateNotif::TScreenUpdateNotif(TInt aScreenNumber, const TRect& aRect, MBtraceScreenUpdateObserver& aObserver, TBtraceNotificationPersistence aPersistence)
+ : iNotifyAll(EFalse), iScreenNumber(aScreenNumber), iRect(aRect), iObserver(&aObserver), iPersistence(aPersistence)
+ {
+ }
+