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Diffstat (limited to 'sd/source/ui/func/fuzoom.cxx')
| -rw-r--r-- | sd/source/ui/func/fuzoom.cxx | 219 |
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 0000000000..2c966daa2e --- /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.Normalize(); + 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 = 2 * mpView->GetDragThresholdPixels(); + + 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: */ |