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diff --git a/sd/source/ui/func/fuzoom.cxx b/sd/source/ui/func/fuzoom.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <fuzoom.hxx>
+
+#include <svx/svxids.hrc>
+#include <sfx2/bindings.hxx>
+#include <sfx2/viewfrm.hxx>
+#include <app.hrc>
+#include <svx/svdpagv.hxx>
+#include <vcl/ptrstyle.hxx>
+
+#include <ViewShell.hxx>
+#include <View.hxx>
+#include <Window.hxx>
+#include <zoomlist.hxx>
+
+namespace sd {
+
+const sal_uInt16 SidArrayZoom[] = {
+ SID_ATTR_ZOOM,
+ SID_ZOOM_OUT,
+ SID_ZOOM_IN,
+ 0 };
+
+
+FuZoom::FuZoom(
+ ViewShell* pViewSh,
+ ::sd::Window* pWin,
+ ::sd::View* pView,
+ SdDrawDocument* pDoc,
+ SfxRequest& rReq)
+ : FuPoor(pViewSh, pWin, pView, pDoc, rReq),
+ bVisible(false),
+ bStartDrag(false),
+ aPtr(PointerStyle::Arrow)
+{
+}
+
+FuZoom::~FuZoom()
+{
+ if (bVisible)
+ {
+ // Hide ZoomRect
+ mpViewShell->DrawMarkRect(aZoomRect);
+
+ bVisible = false;
+ bStartDrag = false;
+ }
+}
+
+rtl::Reference<FuPoor> FuZoom::Create( ViewShell* pViewSh, ::sd::Window* pWin, ::sd::View* pView, SdDrawDocument* pDoc, SfxRequest& rReq )
+{
+ rtl::Reference<FuPoor> xFunc( new FuZoom( pViewSh, pWin, pView, pDoc, rReq ) );
+ return xFunc;
+}
+
+bool FuZoom::MouseButtonDown(const MouseEvent& rMEvt)
+{
+ // remember button state for creation of own MouseEvents
+ SetMouseButtonCode(rMEvt.GetButtons());
+
+ mpWindow->CaptureMouse();
+ bStartDrag = true;
+
+ aBeginPosPix = rMEvt.GetPosPixel();
+ aBeginPos = mpWindow->PixelToLogic(aBeginPosPix);
+ aZoomRect.SetSize( Size( 0, 0 ) );
+ aZoomRect.SetPos( aBeginPos );
+
+ return true;
+}
+
+bool FuZoom::MouseMove(const MouseEvent& rMEvt)
+{
+ if (rMEvt.IsShift())
+ mpWindow->SetPointer(PointerStyle::Hand);
+ else if (nSlotId != SID_ZOOM_PANNING)
+ mpWindow->SetPointer(PointerStyle::Magnify);
+
+ if (bStartDrag)
+ {
+ if (bVisible)
+ {
+ mpViewShell->DrawMarkRect(aZoomRect);
+ }
+
+ Point aPosPix = rMEvt.GetPosPixel();
+ ForceScroll(aPosPix);
+
+ aEndPos = mpWindow->PixelToLogic(aPosPix);
+ aBeginPos = mpWindow->PixelToLogic(aBeginPosPix);
+
+ if (nSlotId == SID_ZOOM_PANNING || (rMEvt.IsShift() && !bVisible) )
+ {
+ // Panning
+
+ Point aScroll = aBeginPos - aEndPos;
+
+ if (aScroll.X() != 0 || aScroll.Y() != 0)
+ {
+ Size aWorkSize = mpView->GetWorkArea().GetSize();
+ Size aPageSize = mpView->GetSdrPageView()->GetPage()->GetSize();
+ if (aWorkSize.Width() != 0 && aWorkSize.Height() != 0 &&
+ aPageSize.Width() != 0 && aPageSize.Height() != 0)
+ {
+ aScroll.setX( aScroll.X() / ( aWorkSize.Width() / aPageSize.Width()) );
+ aScroll.setY( aScroll.Y() / ( aWorkSize.Height() / aPageSize.Height()) );
+ mpViewShell->Scroll(aScroll.X(), aScroll.Y());
+ aBeginPosPix = aPosPix;
+ }
+ }
+ }
+ else
+ {
+ ::tools::Rectangle aRect(aBeginPos, aEndPos);
+ aZoomRect = aRect;
+ aZoomRect.Justify();
+ mpViewShell->DrawMarkRect(aZoomRect);
+ bVisible = true;
+ }
+ }
+
+ return bStartDrag;
+}
+
+bool FuZoom::MouseButtonUp(const MouseEvent& rMEvt)
+{
+ // remember button state for creation of own MouseEvents
+ SetMouseButtonCode(rMEvt.GetButtons());
+
+ if (bVisible)
+ {
+ // Hide ZoomRect
+ mpViewShell->DrawMarkRect(aZoomRect);
+ bVisible = false;
+ }
+
+ Point aPosPix = rMEvt.GetPosPixel();
+
+ if(SID_ZOOM_PANNING != nSlotId && !rMEvt.IsShift())
+ {
+ // Zoom
+ Size aZoomSizePixel = mpWindow->LogicToPixel(aZoomRect).GetSize();
+ sal_uLong nTol = DRGPIX + DRGPIX;
+
+ if ( ( aZoomSizePixel.Width() < static_cast<::tools::Long>(nTol) && aZoomSizePixel.Height() < static_cast<::tools::Long>(nTol) ) || rMEvt.IsMod1() )
+ {
+ // click at place: double zoom factor
+ Point aPos = mpWindow->PixelToLogic(aPosPix);
+ Size aSize = mpWindow->PixelToLogic(mpWindow->GetOutputSizePixel());
+ if ( rMEvt.IsMod1() )
+ {
+ aSize.setWidth( aSize.Width() * 2 );
+ aSize.setHeight( aSize.Height() * 2 );
+ }
+ else
+ {
+ aSize.setWidth( aSize.Width() / 2 );
+ aSize.setHeight( aSize.Height() / 2 );
+ }
+ aPos.AdjustX( -(aSize.Width() / 2) );
+ aPos.AdjustY( -(aSize.Height() / 2) );
+ aZoomRect.SetPos(aPos);
+ aZoomRect.SetSize(aSize);
+ }
+
+ mpViewShell->SetZoomRect(aZoomRect);
+ mpViewShell->GetViewFrame()->GetBindings().Invalidate( SidArrayZoom );
+ }
+
+ ::tools::Rectangle aVisAreaWin = mpWindow->PixelToLogic(::tools::Rectangle(Point(0,0),
+ mpWindow->GetOutputSizePixel()));
+ mpViewShell->GetZoomList()->InsertZoomRect(aVisAreaWin);
+
+ bStartDrag = false;
+ mpWindow->ReleaseMouse();
+
+ return true;
+}
+
+void FuZoom::Activate()
+{
+ aPtr = mpWindow->GetPointer();
+
+ if (nSlotId == SID_ZOOM_PANNING)
+ {
+ mpWindow->SetPointer(PointerStyle::Hand);
+ }
+ else
+ {
+ mpWindow->SetPointer(PointerStyle::Magnify);
+ }
+}
+
+void FuZoom::Deactivate()
+{
+ mpWindow->SetPointer( aPtr );
+ mpViewShell->GetViewFrame()->GetBindings().Invalidate( SidArrayZoom );
+}
+} // end of namespace sd
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */