Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 219 insertions, 0 deletions

diff --git a/sd/source/ui/func/fuzoom.cxx b/sd/source/ui/func/fuzoom.cxx
new file mode 100644
index 000000000..871d594d3
--- /dev/null
+++ b/sd/source/ui/func/fuzoom.cxx
@@ -0,0 +1,219 @@
+/* -*- 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: */