Adding upstream version 4:24.2.0.upstream/4%24.2.0

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

1 files changed, 271 insertions, 0 deletions

diff --git a/svx/source/dialog/contwnd.cxx b/svx/source/dialog/contwnd.cxx
new file mode 100644
index 0000000000..976897b6ba
--- /dev/null
+++ b/svx/source/dialog/contwnd.cxx
@@ -0,0 +1,271 @@
+/* -*- 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 "contwnd.hxx"
+#include <svx/svdpage.hxx>
+#include <svx/svdopath.hxx>
+#include <svx/xfillit0.hxx>
+#include <svx/xfltrit.hxx>
+#include <svx/xflclit.hxx>
+#include <basegfx/polygon/b2dpolypolygontools.hxx>
+#include <svx/sdrpaintwindow.hxx>
+#include <vcl/ptrstyle.hxx>
+
+using namespace css;
+
+#define TRANSCOL COL_WHITE
+
+ContourWindow::ContourWindow(weld::Dialog* pDialog)
+    : GraphCtrl(pDialog)
+    , aWorkRect(0, 0, 0, 0)
+    , bPipetteMode(false)
+    , bWorkplaceMode(false)
+    , bClickValid(false)
+{
+}
+
+void ContourWindow::SetPolyPolygon(const tools::PolyPolygon& rPolyPoly)
+{
+    SdrPage* pPage = pModel->GetPage(0);
+    const sal_uInt16 nPolyCount = rPolyPoly.Count();
+
+    // First delete all drawing objects
+    aPolyPoly = rPolyPoly;
+
+    // To avoid to have destroyed objects which are still selected, it is necessary to deselect
+    // them first (!)
+    pView->UnmarkAllObj();
+
+    // clear SdrObjects with broadcasting
+    pPage->ClearSdrObjList();
+
+    for (sal_uInt16 i = 0; i < nPolyCount; i++)
+    {
+        basegfx::B2DPolyPolygon aPolyPolygon;
+        aPolyPolygon.append(aPolyPoly[ i ].getB2DPolygon());
+        rtl::Reference<SdrPathObj> pPathObj = new SdrPathObj(
+            *pModel,
+            SdrObjKind::PathFill,
+            std::move(aPolyPolygon));
+
+        SfxItemSet aSet(pModel->GetItemPool());
+
+        aSet.Put(XFillStyleItem(drawing::FillStyle_SOLID));
+        aSet.Put(XFillColorItem("", TRANSCOL));
+        aSet.Put(XFillTransparenceItem(50) );
+
+        pPathObj->SetMergedItemSetAndBroadcast(aSet);
+
+        pPage->InsertObject( pPathObj.get() );
+    }
+
+    if (nPolyCount)
+    {
+        pView->MarkAll();
+        pView->CombineMarkedObjects(false);
+    }
+
+    pModel->SetChanged(false);
+}
+
+const tools::PolyPolygon& ContourWindow::GetPolyPolygon()
+{
+    if ( pModel->IsChanged() )
+    {
+        SdrPage* pPage = pModel->GetPage( 0 );
+
+        aPolyPoly = tools::PolyPolygon();
+
+        if ( pPage && pPage->GetObjCount() )
+        {
+            SdrPathObj* pPathObj = static_cast<SdrPathObj*>(pPage->GetObj(0));
+            // Not sure if subdivision is needed for ContourWindow, but maybe it cannot handle
+            // curves at all. Keeping subdivision here for security
+            const basegfx::B2DPolyPolygon aB2DPolyPolygon(basegfx::utils::adaptiveSubdivideByAngle(pPathObj->GetPathPoly()));
+            aPolyPoly = tools::PolyPolygon(aB2DPolyPolygon);
+        }
+
+        pModel->SetChanged( false );
+    }
+
+    return aPolyPoly;
+}
+
+void ContourWindow::InitSdrModel()
+{
+    GraphCtrl::InitSdrModel();
+
+    SfxItemSet aSet( pModel->GetItemPool() );
+
+    aSet.Put( XFillColorItem( "", TRANSCOL ) );
+    aSet.Put( XFillTransparenceItem( 50 ) );
+    pView->SetAttributes( aSet );
+    pView->SetFrameDragSingles();
+}
+
+void ContourWindow::SdrObjCreated( const SdrObject&  )
+{
+    pView->MarkAll();
+    pView->CombineMarkedObjects( false );
+}
+
+bool ContourWindow::IsContourChanged() const
+{
+    SdrPage*    pPage = pModel->GetPage( 0 );
+    bool        bRet = false;
+
+    if ( pPage && pPage->GetObjCount() )
+        bRet = static_cast<SdrPathObj*>( pPage->GetObj( 0 ) )->GetPathPoly().count() && pModel->IsChanged();
+
+    return bRet;
+}
+
+bool ContourWindow::MouseButtonDown( const MouseEvent& rMEvt )
+{
+    if ( bWorkplaceMode )
+    {
+        const Point aLogPt(GetDrawingArea()->get_ref_device().PixelToLogic(rMEvt.GetPosPixel()));
+
+        SetPolyPolygon( tools::PolyPolygon() );
+        aWorkRect = tools::Rectangle( aLogPt, aLogPt );
+        Invalidate(tools::Rectangle(Point(), GetGraphicSize()));
+        SetEditMode( true );
+    }
+
+    if (!bPipetteMode)
+        return GraphCtrl::MouseButtonDown( rMEvt );
+
+    return true;
+}
+
+bool ContourWindow::MouseMove( const MouseEvent& rMEvt )
+{
+    bClickValid = false;
+
+    if ( bPipetteMode )
+    {
+        const Point aLogPt( GetDrawingArea()->get_ref_device().PixelToLogic( rMEvt.GetPosPixel() ) );
+
+        aPipetteColor = GetDrawingArea()->get_ref_device().GetPixel( aLogPt );
+        weld::CustomWidgetController::MouseMove( rMEvt );
+
+        if ( aPipetteLink.IsSet() && tools::Rectangle( Point(), GetGraphicSize() ).Contains( aLogPt ) )
+        {
+            SetPointer( PointerStyle::RefHand );
+            aPipetteLink.Call( *this );
+        }
+
+        return true;
+    }
+
+    return GraphCtrl::MouseMove( rMEvt );
+}
+
+bool ContourWindow::MouseButtonUp(const MouseEvent& rMEvt)
+{
+    const tools::Rectangle aGraphRect( Point(), GetGraphicSize() );
+    const Point     aLogPt( GetDrawingArea()->get_ref_device().PixelToLogic( rMEvt.GetPosPixel() ) );
+
+    bClickValid = aGraphRect.Contains( aLogPt );
+    ReleaseMouse();
+
+    if ( bPipetteMode )
+    {
+        weld::CustomWidgetController::MouseButtonUp( rMEvt );
+
+        aPipetteClickLink.Call( *this );
+
+        return true;
+    }
+    else if ( bWorkplaceMode )
+    {
+        GraphCtrl::MouseButtonUp( rMEvt );
+
+        aWorkRect.SetRight( aLogPt.X() );
+        aWorkRect.SetBottom( aLogPt.Y() );
+        aWorkRect.Intersection( aGraphRect );
+        aWorkRect.Normalize();
+
+        if ( aWorkRect.Left() != aWorkRect.Right() && aWorkRect.Top() != aWorkRect.Bottom() )
+        {
+            tools::PolyPolygon _aPolyPoly( GetPolyPolygon() );
+
+            _aPolyPoly.Clip( aWorkRect );
+            SetPolyPolygon( _aPolyPoly );
+            pView->SetWorkArea( aWorkRect );
+        }
+        else
+            pView->SetWorkArea( aGraphRect );
+
+        Invalidate( aGraphRect );
+
+        aWorkplaceClickLink.Call( *this );
+
+        return false;
+    }
+
+    return GraphCtrl::MouseButtonUp( rMEvt );
+}
+
+void ContourWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
+{
+    // #i75482#
+    // encapsulate the redraw using Begin/End and use the returned
+    // data to get the target output device (e.g. when pre-rendering)
+    SdrPaintWindow* pPaintWindow = pView->BeginCompleteRedraw(&rRenderContext);
+    pPaintWindow->SetOutputToWindow(true);
+    OutputDevice& rTarget = pPaintWindow->GetTargetOutputDevice();
+
+    const Graphic& rGraphic = GetGraphic();
+    rTarget.Push(vcl::PushFlags::LINECOLOR |vcl::PushFlags::FILLCOLOR);
+    rTarget.SetLineColor(COL_BLACK);
+    rTarget.SetFillColor(COL_WHITE);
+    rTarget.DrawRect( tools::Rectangle( Point(), GetGraphicSize() ) );
+    rTarget.Pop();
+
+    if (rGraphic.GetType() != GraphicType::NONE)
+        rGraphic.Draw(rTarget, Point(), GetGraphicSize());
+
+    if (aWorkRect.Left() != aWorkRect.Right() && aWorkRect.Top() != aWorkRect.Bottom())
+    {
+        tools::PolyPolygon _aPolyPoly(2);
+        rTarget.Push(vcl::PushFlags::FILLCOLOR);
+        _aPolyPoly.Insert(tools::Polygon(tools::Rectangle(Point(), GetGraphicSize())));
+        _aPolyPoly.Insert(tools::Polygon(aWorkRect));
+        rTarget.SetFillColor(COL_LIGHTRED);
+        rTarget.DrawTransparent(_aPolyPoly, 50);
+        rTarget.Pop();
+    }
+
+    // #i75482#
+    const vcl::Region aRepaintRegion(rRect);
+    pView->DoCompleteRedraw(*pPaintWindow, aRepaintRegion);
+    pView->EndCompleteRedraw(*pPaintWindow, true);
+}
+
+void ContourWindow::SetDrawingArea(weld::DrawingArea* pDrawingArea)
+{
+    GraphCtrl::SetDrawingArea(pDrawingArea);
+    Size aSize(pDrawingArea->get_ref_device().LogicToPixel(Size(270, 170), MapMode(MapUnit::MapAppFont)));
+    pDrawingArea->set_size_request(aSize.Width(), aSize.Height());
+    SetOutputSizePixel(aSize);
+    SetSdrMode(true);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */