javauis/mmapi_akn/animated_gif/src/cmmaanimationwindow.cpp
branchRCL_3
changeset 19 04becd199f91
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/mmapi_akn/animated_gif/src/cmmaanimationwindow.cpp	Tue Apr 27 16:30:29 2010 +0300
@@ -0,0 +1,101 @@
+/*
+* Copyright (c) 2002-2009 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 abstract class implements MMMADisplayWindow functionality
+*                in CFbsBitmap based displays.
+*
+*/
+
+
+//  Include Files
+#include <jdebug.h>
+#include <bitdev.h>
+#include "cmmaanimationwindow.h"
+
+// Destructor (virtual by CBase)
+CMMAAnimationWindow::~CMMAAnimationWindow()
+{
+    delete iBitContext;
+}
+
+CMMAAnimationWindow* CMMAAnimationWindow::NewL(
+    CMMAEventSource* aEventSource)
+{
+    CMMAAnimationWindow* self =
+        new(ELeave)CMMAAnimationWindow(aEventSource);
+    return self;
+}
+
+CMMAAnimationWindow::CMMAAnimationWindow(CMMAEventSource* aEventSource):
+        iEventSource(aEventSource)
+{
+}
+
+void CMMAAnimationWindow::SetViewer(MIHLImageViewer* aViewer)
+{
+    iViewer = aViewer;
+}
+
+void CMMAAnimationWindow::SetDestinationBitmapL(CFbsBitmap* aBitmap)
+{
+    CMMABitmapWindow::SetDestinationBitmapL(aBitmap);
+    User::LeaveIfError(iBitmapDevice->CreateBitmapContext(iBitContext));
+}
+
+void CMMAAnimationWindow::DrawFrameL(const CFbsBitmap* aBitmap)
+{
+    if (iBitmap)
+    {
+        iBitContext->BitBlt(iDrawRect.iTl, aBitmap);
+    }
+}
+
+// Local wrapper function to SetDrawRect method
+LOCAL_C void StaticSetDrawRect(
+    CMMAAnimationWindow* aWindow,
+    const TRect* aRect)
+{
+    aWindow->SetDrawRect(*aRect);
+}
+
+void CMMAAnimationWindow::SetDrawRect(const TRect& aRect)
+{
+    iDrawRect = aRect;
+    if (iViewer)
+    {
+        TReal zoomRatio = 1.0;
+        if ((iViewer->SourceSize().iWidth - aRect.Width()) >
+                (iViewer->SourceSize().iHeight - aRect.Height()))
+        {
+            // calculate zoom ratio from width
+            zoomRatio = (TReal)aRect.Width() / (TReal)iViewer->SourceSize().iWidth;
+        }
+        else
+        {
+            // calculate zoom ratio from height
+            zoomRatio = (TReal)aRect.Height() / (TReal)iViewer->SourceSize().iHeight;
+        }
+
+        iViewer->SetViewerSize(iDrawRect.Size());
+        iViewer->SetZoomRatio(zoomRatio);
+    }
+}
+
+void CMMAAnimationWindow::SetDrawRectThread(const TRect& aRect)
+{
+    iEventSource->ExecuteV(&StaticSetDrawRect,
+                           this,
+                           &aRect);
+}
+
+//  END OF FILE