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-rw-r--r--svx/source/dialog/graphctl.cxx850
1 files changed, 850 insertions, 0 deletions
diff --git a/svx/source/dialog/graphctl.cxx b/svx/source/dialog/graphctl.cxx
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+++ b/svx/source/dialog/graphctl.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 <config_wasm_strip.h>
+
+#include <svl/itempool.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/ptrstyle.hxx>
+#include <vcl/svapp.hxx>
+
+#include <svx/graphctl.hxx>
+#include <svx/sdr/overlay/overlaymanager.hxx>
+#include <GraphCtlAccessibleContext.hxx>
+#include <svx/svxids.hrc>
+#include <svx/svdpage.hxx>
+#include <svx/sdrpaintwindow.hxx>
+
+void GraphCtrlUserCall::Changed( const SdrObject& rObj, SdrUserCallType eType, const tools::Rectangle& /*rOldBoundRect*/ )
+{
+ switch( eType )
+ {
+ case SdrUserCallType::MoveOnly:
+ case SdrUserCallType::Resize:
+ rWin.SdrObjChanged( rObj );
+ break;
+
+ case SdrUserCallType::Inserted:
+ rWin.SdrObjCreated( rObj );
+ break;
+
+ default:
+ break;
+ }
+ rWin.QueueIdleUpdate();
+}
+
+GraphCtrl::GraphCtrl(weld::Dialog* pDialog)
+ : aUpdateIdle("svx GraphCtrl Update")
+ , aMap100(MapUnit::Map100thMM)
+ , eObjKind(SdrObjKind::NONE)
+ , nPolyEdit(0)
+ , bEditMode(false)
+ , mbSdrMode(false)
+ , mbInIdleUpdate(false)
+ , mpDialog(pDialog)
+{
+ pUserCall.reset(new GraphCtrlUserCall( *this ));
+ aUpdateIdle.SetPriority( TaskPriority::LOWEST );
+ aUpdateIdle.SetInvokeHandler( LINK( this, GraphCtrl, UpdateHdl ) );
+ aUpdateIdle.Start();
+}
+
+void GraphCtrl::SetDrawingArea(weld::DrawingArea* pDrawingArea)
+{
+ weld::CustomWidgetController::SetDrawingArea(pDrawingArea);
+ EnableRTL(false);
+}
+
+GraphCtrl::~GraphCtrl()
+{
+ aUpdateIdle.Stop();
+
+#if !ENABLE_WASM_STRIP_ACCESSIBILITY
+ if( mpAccContext.is() )
+ {
+ mpAccContext->disposing();
+ mpAccContext.clear();
+ }
+#endif
+
+ pView.reset();
+ pModel.reset();
+ pUserCall.reset();
+}
+
+void GraphCtrl::SetSdrMode(bool bSdrMode)
+{
+ mbSdrMode = bSdrMode;
+
+ const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
+ OutputDevice& rDevice = GetDrawingArea()->get_ref_device();
+ rDevice.SetBackground( Wallpaper( rStyleSettings.GetWindowColor() ) );
+ xVD->SetBackground( Wallpaper( rStyleSettings.GetWindowColor() ) );
+ rDevice.SetMapMode( aMap100 );
+ xVD->SetMapMode( aMap100 );
+
+ pView.reset();
+ pModel.reset();
+
+ if ( mbSdrMode )
+ InitSdrModel();
+
+ QueueIdleUpdate();
+}
+
+void GraphCtrl::InitSdrModel()
+{
+ SolarMutexGuard aGuard;
+
+ rtl::Reference<SdrPage> pPage;
+
+ // destroy old junk
+ pView.reset();
+ pModel.reset();
+
+ // Creating a Model
+ pModel.reset(new SdrModel(nullptr, nullptr, true));
+ pModel->GetItemPool().FreezeIdRanges();
+ pModel->SetScaleUnit( aMap100.GetMapUnit() );
+ pModel->SetScaleFraction( Fraction( 1, 1 ) );
+ pModel->SetDefaultFontHeight( 500 );
+
+ pPage = new SdrPage( *pModel );
+
+ pPage->SetSize( aGraphSize );
+ pPage->SetBorder( 0, 0, 0, 0 );
+ pModel->InsertPage( pPage.get() );
+ pModel->SetChanged( false );
+
+ // Creating a View
+ pView.reset(new GraphCtrlView(*pModel, this));
+ pView->SetWorkArea( tools::Rectangle( Point(), aGraphSize ) );
+ pView->EnableExtendedMouseEventDispatcher( true );
+ pView->ShowSdrPage(pView->GetModel()->GetPage(0));
+ pView->SetFrameDragSingles();
+ pView->SetMarkedPointsSmooth( SdrPathSmoothKind::Symmetric );
+ pView->SetEditMode();
+
+ // #i72889# set needed flags
+ pView->SetPagePaintingAllowed(false);
+ pView->SetBufferedOutputAllowed(true);
+ pView->SetBufferedOverlayAllowed(true);
+
+#if !ENABLE_WASM_STRIP_ACCESSIBILITY
+ // Tell the accessibility object about the changes.
+ if (mpAccContext.is())
+ mpAccContext->setModelAndView (pModel.get(), pView.get());
+#endif
+}
+
+void GraphCtrl::SetGraphic( const Graphic& rGraphic, bool bNewModel )
+{
+ aGraphic = rGraphic;
+ xVD->SetOutputSizePixel(Size(0, 0)); //force redraw
+
+ if ( aGraphic.GetPrefMapMode().GetMapUnit() == MapUnit::MapPixel )
+ aGraphSize = Application::GetDefaultDevice()->PixelToLogic( aGraphic.GetPrefSize(), aMap100 );
+ else
+ aGraphSize = OutputDevice::LogicToLogic( aGraphic.GetPrefSize(), aGraphic.GetPrefMapMode(), aMap100 );
+
+ if ( mbSdrMode && bNewModel )
+ InitSdrModel();
+
+ aGraphSizeLink.Call( this );
+
+ Resize();
+
+ Invalidate();
+ QueueIdleUpdate();
+}
+
+void GraphCtrl::GraphicToVD()
+{
+ OutputDevice& rDevice = GetDrawingArea()->get_ref_device();
+ xVD->SetOutputSizePixel(GetOutputSizePixel());
+ xVD->SetBackground(rDevice.GetBackground());
+ xVD->Erase();
+ const bool bGraphicValid(GraphicType::NONE != aGraphic.GetType());
+ if (bGraphicValid)
+ aGraphic.Draw(*xVD, Point(), aGraphSize);
+}
+
+void GraphCtrl::Resize()
+{
+ weld::CustomWidgetController::Resize();
+
+ if (aGraphSize.Width() && aGraphSize.Height())
+ {
+ MapMode aDisplayMap( aMap100 );
+ Point aNewPos;
+ Size aNewSize;
+ OutputDevice& rDevice = GetDrawingArea()->get_ref_device();
+ const Size aWinSize = rDevice.PixelToLogic( GetOutputSizePixel(), aDisplayMap );
+ const tools::Long nWidth = aWinSize.Width();
+ const tools::Long nHeight = aWinSize.Height();
+ double fGrfWH = static_cast<double>(aGraphSize.Width()) / aGraphSize.Height();
+ double fWinWH = static_cast<double>(nWidth) / nHeight;
+
+ // Adapt Bitmap to Thumb size
+ if ( fGrfWH < fWinWH)
+ {
+ aNewSize.setWidth( static_cast<tools::Long>( static_cast<double>(nHeight) * fGrfWH ) );
+ aNewSize.setHeight( nHeight );
+ }
+ else
+ {
+ aNewSize.setWidth( nWidth );
+ aNewSize.setHeight( static_cast<tools::Long>( static_cast<double>(nWidth) / fGrfWH ) );
+ }
+
+ aNewPos.setX( ( nWidth - aNewSize.Width() ) >> 1 );
+ aNewPos.setY( ( nHeight - aNewSize.Height() ) >> 1 );
+
+ // Implementing MapMode for Engine
+ aDisplayMap.SetScaleX( Fraction( aNewSize.Width(), aGraphSize.Width() ) );
+ aDisplayMap.SetScaleY( Fraction( aNewSize.Height(), aGraphSize.Height() ) );
+
+ aDisplayMap.SetOrigin( OutputDevice::LogicToLogic( aNewPos, aMap100, aDisplayMap ) );
+ rDevice.SetMapMode( aDisplayMap );
+ xVD->SetMapMode( aDisplayMap );
+ }
+
+ Invalidate();
+}
+
+void GraphCtrl::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
+{
+ // #i72889# used split repaint to be able to paint an own background
+ // even to the buffered view
+ const bool bGraphicValid(GraphicType::NONE != aGraphic.GetType());
+
+ if (GetOutputSizePixel() != xVD->GetOutputSizePixel())
+ GraphicToVD();
+
+ if (mbSdrMode)
+ {
+ SdrPaintWindow* pPaintWindow = pView->BeginCompleteRedraw(&rRenderContext);
+ pPaintWindow->SetOutputToWindow(true);
+
+ if (bGraphicValid)
+ {
+ vcl::RenderContext& rTarget = pPaintWindow->GetTargetOutputDevice();
+
+ OutputDevice& rDevice = GetDrawingArea()->get_ref_device();
+ rTarget.SetBackground(rDevice.GetBackground());
+ rTarget.Erase();
+
+ rTarget.DrawOutDev(Point(), xVD->GetOutputSize(), Point(), xVD->GetOutputSize(), *xVD);
+ }
+
+ const vcl::Region aRepaintRegion(rRect);
+ pView->DoCompleteRedraw(*pPaintWindow, aRepaintRegion);
+ pView->EndCompleteRedraw(*pPaintWindow, true);
+ }
+ else
+ {
+ // #i73381# in non-SdrMode, paint to local directly
+ rRenderContext.DrawOutDev(rRect.TopLeft(), rRect.GetSize(),
+ rRect.TopLeft(), rRect.GetSize(),
+ *xVD);
+ }
+}
+
+void GraphCtrl::SdrObjChanged( const SdrObject& )
+{
+ QueueIdleUpdate();
+}
+
+void GraphCtrl::SdrObjCreated( const SdrObject& )
+{
+ QueueIdleUpdate();
+}
+
+void GraphCtrl::MarkListHasChanged()
+{
+ QueueIdleUpdate();
+}
+
+bool GraphCtrl::KeyInput( const KeyEvent& rKEvt )
+{
+ vcl::KeyCode aCode( rKEvt.GetKeyCode() );
+ bool bProc = false;
+
+ OutputDevice& rDevice = GetDrawingArea()->get_ref_device();
+
+ switch ( aCode.GetCode() )
+ {
+ case KEY_DELETE:
+ case KEY_BACKSPACE:
+ {
+ if ( mbSdrMode )
+ {
+ pView->DeleteMarked();
+ bProc = true;
+ }
+ }
+ break;
+
+ case KEY_ESCAPE:
+ {
+ if ( mbSdrMode )
+ {
+ if ( pView->IsAction() )
+ {
+ pView->BrkAction();
+ bProc = true;
+ }
+ else if ( pView->AreObjectsMarked() )
+ {
+ pView->UnmarkAllObj();
+ bProc = true;
+ }
+ }
+ }
+ break;
+
+ case KEY_F11:
+ case KEY_TAB:
+ {
+ if( mbSdrMode )
+ {
+ if( !aCode.IsMod1() && !aCode.IsMod2() )
+ {
+ bool bForward = !aCode.IsShift();
+ // select next object
+ if ( ! pView->MarkNextObj( bForward ))
+ {
+ // At first or last object. Cycle to the other end
+ // of the list.
+ pView->UnmarkAllObj();
+ pView->MarkNextObj (bForward);
+ }
+ bProc = true;
+ }
+ else if(aCode.IsMod1())
+ {
+ // select next handle
+ const SdrHdlList& rHdlList = pView->GetHdlList();
+ bool bForward(!aCode.IsShift());
+
+ const_cast<SdrHdlList&>(rHdlList).TravelFocusHdl(bForward);
+
+ bProc = true;
+ }
+ }
+ }
+ break;
+
+ case KEY_END:
+ {
+
+ if ( aCode.IsMod1() )
+ {
+ // mark last object
+ pView->UnmarkAllObj();
+ pView->MarkNextObj();
+
+ bProc = true;
+ }
+ }
+ break;
+
+ case KEY_HOME:
+ {
+ if ( aCode.IsMod1() )
+ {
+ pView->UnmarkAllObj();
+ pView->MarkNextObj(true);
+
+ bProc = true;
+ }
+ }
+ break;
+
+ case KEY_UP:
+ case KEY_DOWN:
+ case KEY_LEFT:
+ case KEY_RIGHT:
+ {
+ tools::Long nX = 0;
+ tools::Long nY = 0;
+
+ if (aCode.GetCode() == KEY_UP)
+ {
+ // Scroll up
+ nX = 0;
+ nY =-1;
+ }
+ else if (aCode.GetCode() == KEY_DOWN)
+ {
+ // Scroll down
+ nX = 0;
+ nY = 1;
+ }
+ else if (aCode.GetCode() == KEY_LEFT)
+ {
+ // Scroll left
+ nX =-1;
+ nY = 0;
+ }
+ else if (aCode.GetCode() == KEY_RIGHT)
+ {
+ // Scroll right
+ nX = 1;
+ nY = 0;
+ }
+
+ if (pView->AreObjectsMarked() && !aCode.IsMod1() )
+ {
+ if(aCode.IsMod2())
+ {
+ // move in 1 pixel distance
+ Size aLogicSizeOnePixel = rDevice.PixelToLogic(Size(1,1));
+ nX *= aLogicSizeOnePixel.Width();
+ nY *= aLogicSizeOnePixel.Height();
+ }
+ else
+ {
+ // old, fixed move distance
+ nX *= 100;
+ nY *= 100;
+ }
+
+ // II
+ const SdrHdlList& rHdlList = pView->GetHdlList();
+ SdrHdl* pHdl = rHdlList.GetFocusHdl();
+
+ if(nullptr == pHdl)
+ {
+ // restrict movement to WorkArea
+ const tools::Rectangle& rWorkArea = pView->GetWorkArea();
+
+ if(!rWorkArea.IsEmpty())
+ {
+ tools::Rectangle aMarkRect(pView->GetMarkedObjRect());
+ aMarkRect.Move(nX, nY);
+
+ if(!aMarkRect.Contains(rWorkArea))
+ {
+ if(aMarkRect.Left() < rWorkArea.Left())
+ {
+ nX += rWorkArea.Left() - aMarkRect.Left();
+ }
+
+ if(aMarkRect.Right() > rWorkArea.Right())
+ {
+ nX -= aMarkRect.Right() - rWorkArea.Right();
+ }
+
+ if(aMarkRect.Top() < rWorkArea.Top())
+ {
+ nY += rWorkArea.Top() - aMarkRect.Top();
+ }
+
+ if(aMarkRect.Bottom() > rWorkArea.Bottom())
+ {
+ nY -= aMarkRect.Bottom() - rWorkArea.Bottom();
+ }
+ }
+ }
+
+ // no handle selected
+ if(0 != nX || 0 != nY)
+ {
+ pView->MoveAllMarked(Size(nX, nY));
+ }
+ }
+ else
+ {
+ // move handle with index nHandleIndex
+ if (nX || nY)
+ {
+ // now move the Handle (nX, nY)
+ Point aStartPoint(pHdl->GetPos());
+ Point aEndPoint(pHdl->GetPos() + Point(nX, nY));
+ const SdrDragStat& rDragStat = pView->GetDragStat();
+
+ // start dragging
+ pView->BegDragObj(aStartPoint, nullptr, pHdl, 0);
+
+ if(pView->IsDragObj())
+ {
+ bool bWasNoSnap = rDragStat.IsNoSnap();
+ bool bWasSnapEnabled = pView->IsSnapEnabled();
+
+ // switch snapping off
+ if(!bWasNoSnap)
+ const_cast<SdrDragStat&>(rDragStat).SetNoSnap();
+ if(bWasSnapEnabled)
+ pView->SetSnapEnabled(false);
+
+ pView->MovAction(aEndPoint);
+ pView->EndDragObj();
+
+ // restore snap
+ if(!bWasNoSnap)
+ const_cast<SdrDragStat&>(rDragStat).SetNoSnap(bWasNoSnap);
+ if(bWasSnapEnabled)
+ pView->SetSnapEnabled(bWasSnapEnabled);
+ }
+ }
+ }
+
+ bProc = true;
+ }
+ }
+ break;
+
+ case KEY_SPACE:
+ {
+ const SdrHdlList& rHdlList = pView->GetHdlList();
+ SdrHdl* pHdl = rHdlList.GetFocusHdl();
+
+ if(pHdl)
+ {
+ if(pHdl->GetKind() == SdrHdlKind::Poly)
+ {
+ // rescue ID of point with focus
+ sal_uInt32 nPol(pHdl->GetPolyNum());
+ sal_uInt32 nPnt(pHdl->GetPointNum());
+
+ if(pView->IsPointMarked(*pHdl))
+ {
+ if(rKEvt.GetKeyCode().IsShift())
+ {
+ pView->UnmarkPoint(*pHdl);
+ }
+ }
+ else
+ {
+ if(!rKEvt.GetKeyCode().IsShift())
+ {
+ pView->UnmarkAllPoints();
+ }
+
+ pView->MarkPoint(*pHdl);
+ }
+
+ if(nullptr == rHdlList.GetFocusHdl())
+ {
+ // restore point with focus
+ SdrHdl* pNewOne = nullptr;
+
+ for(size_t a = 0; !pNewOne && a < rHdlList.GetHdlCount(); ++a)
+ {
+ SdrHdl* pAct = rHdlList.GetHdl(a);
+
+ if(pAct
+ && pAct->GetKind() == SdrHdlKind::Poly
+ && pAct->GetPolyNum() == nPol
+ && pAct->GetPointNum() == nPnt)
+ {
+ pNewOne = pAct;
+ }
+ }
+
+ if(pNewOne)
+ {
+ const_cast<SdrHdlList&>(rHdlList).SetFocusHdl(pNewOne);
+ }
+ }
+
+ bProc = true;
+ }
+ }
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ if (bProc)
+ ReleaseMouse();
+
+ QueueIdleUpdate();
+
+ return bProc;
+}
+
+bool GraphCtrl::MouseButtonDown( const MouseEvent& rMEvt )
+{
+ if ( mbSdrMode && ( rMEvt.GetClicks() < 2 ) )
+ {
+ OutputDevice& rDevice = GetDrawingArea()->get_ref_device();
+
+ const Point aLogPt( rDevice.PixelToLogic( rMEvt.GetPosPixel() ) );
+
+ if ( !tools::Rectangle( Point(), aGraphSize ).Contains( aLogPt ) && !pView->IsEditMode() )
+ weld::CustomWidgetController::MouseButtonDown( rMEvt );
+ else
+ {
+ // Get Focus for key inputs
+ GrabFocus();
+
+ if ( nPolyEdit )
+ {
+ SdrViewEvent aVEvt;
+ SdrHitKind eHit = pView->PickAnything( rMEvt, SdrMouseEventKind::BUTTONDOWN, aVEvt );
+
+ if ( nPolyEdit == SID_BEZIER_INSERT && eHit == SdrHitKind::MarkedObject )
+ pView->BegInsObjPoint( aLogPt, rMEvt.IsMod1());
+ else
+ pView->MouseButtonDown( rMEvt, &rDevice );
+ }
+ else
+ pView->MouseButtonDown( rMEvt, &rDevice );
+ }
+
+ SdrObject* pCreateObj = pView->GetCreateObj();
+
+ // We want to realize the insert
+ if ( pCreateObj && !pCreateObj->GetUserCall() )
+ pCreateObj->SetUserCall( pUserCall.get() );
+
+ SetPointer( pView->GetPreferredPointer( aLogPt, &rDevice ) );
+ }
+ else
+ weld::CustomWidgetController::MouseButtonDown( rMEvt );
+
+ QueueIdleUpdate();
+
+ return false;
+}
+
+bool GraphCtrl::MouseMove(const MouseEvent& rMEvt)
+{
+ OutputDevice& rDevice = GetDrawingArea()->get_ref_device();
+ const Point aLogPos( rDevice.PixelToLogic( rMEvt.GetPosPixel() ) );
+
+ if ( mbSdrMode )
+ {
+ pView->MouseMove( rMEvt, &rDevice );
+
+ if( ( SID_BEZIER_INSERT == nPolyEdit ) &&
+ !pView->PickHandle( aLogPos ) &&
+ !pView->IsInsObjPoint() )
+ {
+ SetPointer( PointerStyle::Cross );
+ }
+ else
+ SetPointer( pView->GetPreferredPointer( aLogPos, &rDevice ) );
+ }
+ else
+ weld::CustomWidgetController::MouseButtonUp( rMEvt );
+
+ if ( aMousePosLink.IsSet() )
+ {
+ if ( tools::Rectangle( Point(), aGraphSize ).Contains( aLogPos ) )
+ aMousePos = aLogPos;
+ else
+ aMousePos = Point();
+
+ aMousePosLink.Call( this );
+ }
+
+ QueueIdleUpdate();
+
+ return false;
+}
+
+bool GraphCtrl::MouseButtonUp(const MouseEvent& rMEvt)
+{
+ if ( mbSdrMode )
+ {
+ OutputDevice& rDevice = GetDrawingArea()->get_ref_device();
+
+ if ( pView->IsInsObjPoint() )
+ pView->EndInsObjPoint( SdrCreateCmd::ForceEnd );
+ else
+ pView->MouseButtonUp( rMEvt, &rDevice );
+
+ ReleaseMouse();
+ SetPointer( pView->GetPreferredPointer( rDevice.PixelToLogic( rMEvt.GetPosPixel() ), &rDevice ) );
+ }
+ else
+ weld::CustomWidgetController::MouseButtonUp( rMEvt );
+
+ QueueIdleUpdate();
+
+ return false;
+}
+
+SdrObject* GraphCtrl::GetSelectedSdrObject() const
+{
+ SdrObject* pSdrObj = nullptr;
+
+ if ( mbSdrMode )
+ {
+ const SdrMarkList& rMarkList = pView->GetMarkedObjectList();
+
+ if ( rMarkList.GetMarkCount() == 1 )
+ pSdrObj = rMarkList.GetMark( 0 )->GetMarkedSdrObj();
+ }
+
+ return pSdrObj;
+}
+
+void GraphCtrl::SetEditMode( const bool _bEditMode )
+{
+ if ( mbSdrMode )
+ {
+ bEditMode = _bEditMode;
+ pView->SetEditMode( bEditMode );
+ eObjKind = SdrObjKind::NONE;
+ pView->SetCurrentObj(eObjKind);
+ }
+ else
+ bEditMode = false;
+
+ QueueIdleUpdate();
+}
+
+void GraphCtrl::SetPolyEditMode( const sal_uInt16 _nPolyEdit )
+{
+ if ( mbSdrMode && ( _nPolyEdit != nPolyEdit ) )
+ {
+ nPolyEdit = _nPolyEdit;
+ pView->SetFrameDragSingles( nPolyEdit == 0 );
+ }
+ else
+ nPolyEdit = 0;
+
+ QueueIdleUpdate();
+}
+
+void GraphCtrl::SetObjKind( const SdrObjKind _eObjKind )
+{
+ if ( mbSdrMode )
+ {
+ bEditMode = false;
+ pView->SetEditMode( bEditMode );
+ eObjKind = _eObjKind;
+ pView->SetCurrentObj(eObjKind);
+ }
+ else
+ eObjKind = SdrObjKind::NONE;
+
+ QueueIdleUpdate();
+}
+
+IMPL_LINK_NOARG(GraphCtrl, UpdateHdl, Timer *, void)
+{
+ mbInIdleUpdate = true;
+ aUpdateLink.Call( this );
+ mbInIdleUpdate = false;
+}
+
+void GraphCtrl::QueueIdleUpdate()
+{
+ if (!mbInIdleUpdate)
+ aUpdateIdle.Start();
+}
+
+namespace
+{
+ class WeldOverlayManager final : public sdr::overlay::OverlayManager
+ {
+ weld::CustomWidgetController& m_rGraphCtrl;
+
+ public:
+ WeldOverlayManager(weld::CustomWidgetController& rGraphCtrl, OutputDevice& rDevice)
+ : OverlayManager(rDevice)
+ , m_rGraphCtrl(rGraphCtrl)
+ {
+ }
+
+ // invalidate the given range at local OutputDevice
+ virtual void invalidateRange(const basegfx::B2DRange& rRange) override
+ {
+ tools::Rectangle aInvalidateRectangle(RangeToInvalidateRectangle(rRange));
+ m_rGraphCtrl.Invalidate(aInvalidateRectangle);
+ }
+ };
+}
+
+rtl::Reference<sdr::overlay::OverlayManager> GraphCtrlView::CreateOverlayManager(OutputDevice& rDevice) const
+{
+ assert(&rDevice == &rGraphCtrl.GetDrawingArea()->get_ref_device());
+ if (rDevice.GetOutDevType() == OUTDEV_VIRDEV)
+ {
+ rtl::Reference<sdr::overlay::OverlayManager> xOverlayManager(new WeldOverlayManager(rGraphCtrl, rDevice));
+ InitOverlayManager(xOverlayManager);
+ return xOverlayManager;
+ }
+ return SdrView::CreateOverlayManager(rDevice);
+}
+
+void GraphCtrlView::InvalidateOneWin(OutputDevice& rDevice)
+{
+ assert(&rDevice == &rGraphCtrl.GetDrawingArea()->get_ref_device());
+ if (rDevice.GetOutDevType() == OUTDEV_VIRDEV)
+ {
+ rGraphCtrl.Invalidate();
+ return;
+ }
+ SdrView::InvalidateOneWin(rDevice);
+}
+
+void GraphCtrlView::InvalidateOneWin(OutputDevice& rDevice, const tools::Rectangle& rArea)
+{
+ assert(&rDevice == &rGraphCtrl.GetDrawingArea()->get_ref_device());
+ if (rDevice.GetOutDevType() == OUTDEV_VIRDEV)
+ {
+ rGraphCtrl.Invalidate(rArea);
+ return;
+ }
+ SdrView::InvalidateOneWin(rDevice, rArea);
+}
+
+GraphCtrlView::~GraphCtrlView()
+{
+ // turn SetOutputToWindow back off again before
+ // turning back into our baseclass during dtoring
+ const sal_uInt32 nWindowCount(PaintWindowCount());
+ for (sal_uInt32 nWinNum(0); nWinNum < nWindowCount; nWinNum++)
+ {
+ SdrPaintWindow* pPaintWindow = GetPaintWindow(nWinNum);
+ pPaintWindow->SetOutputToWindow(false);
+ }
+}
+
+Point GraphCtrl::GetPositionInDialog() const
+{
+ int x, y, width, height;
+ if (GetDrawingArea()->get_extents_relative_to(*mpDialog, x, y, width, height))
+ return Point(x, y);
+ return Point();
+}
+
+css::uno::Reference< css::accessibility::XAccessible > GraphCtrl::CreateAccessible()
+{
+#if !ENABLE_WASM_STRIP_ACCESSIBILITY
+ if(mpAccContext == nullptr )
+ {
+ // Disable accessibility if no model/view data available
+ if (pView && pModel)
+ mpAccContext = new SvxGraphCtrlAccessibleContext(*this);
+ }
+#endif
+ return mpAccContext;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */