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diff --git a/drawinglayer/source/attribute/linestartendattribute.cxx b/drawinglayer/source/attribute/linestartendattribute.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 <drawinglayer/attribute/linestartendattribute.hxx>
+#include <basegfx/polygon/b2dpolygon.hxx>
+#include <basegfx/polygon/b2dpolypolygon.hxx>
+
+
+namespace drawinglayer::attribute
+{
+ class ImpLineStartEndAttribute
+ {
+ public:
+ // data definitions
+ double mfWidth; // absolute line StartEndGeometry base width
+ basegfx::B2DPolyPolygon maPolyPolygon; // the StartEndGeometry PolyPolygon
+
+ bool mbCentered : 1; // use centered to lineStart/End point?
+
+ ImpLineStartEndAttribute(
+ double fWidth,
+ const basegfx::B2DPolyPolygon& rPolyPolygon,
+ bool bCentered)
+ : mfWidth(fWidth),
+ maPolyPolygon(rPolyPolygon),
+ mbCentered(bCentered)
+ {
+ }
+
+ ImpLineStartEndAttribute()
+ : mfWidth(0.0),
+ mbCentered(false)
+ {
+ }
+
+ // data read access
+ double getWidth() const { return mfWidth; }
+ const basegfx::B2DPolyPolygon& getB2DPolyPolygon() const { return maPolyPolygon; }
+ bool isCentered() const { return mbCentered; }
+
+ bool operator==(const ImpLineStartEndAttribute& rCandidate) const
+ {
+ return (basegfx::fTools::equal(getWidth(), rCandidate.getWidth())
+ && getB2DPolyPolygon() == rCandidate.getB2DPolyPolygon()
+ && isCentered() == rCandidate.isCentered());
+ }
+ };
+
+ namespace
+ {
+ LineStartEndAttribute::ImplType& theGlobalDefault()
+ {
+ static LineStartEndAttribute::ImplType SINGLETON;
+ return SINGLETON;
+ }
+ }
+
+ LineStartEndAttribute::LineStartEndAttribute(
+ double fWidth,
+ const basegfx::B2DPolyPolygon& rPolyPolygon,
+ bool bCentered)
+ : mpLineStartEndAttribute(ImpLineStartEndAttribute(
+ fWidth, rPolyPolygon, bCentered))
+ {
+ }
+
+ LineStartEndAttribute::LineStartEndAttribute()
+ : mpLineStartEndAttribute(theGlobalDefault())
+ {
+ }
+
+ LineStartEndAttribute::LineStartEndAttribute(const LineStartEndAttribute&) = default;
+
+ LineStartEndAttribute::~LineStartEndAttribute() = default;
+
+ bool LineStartEndAttribute::isDefault() const
+ {
+ return mpLineStartEndAttribute.same_object(theGlobalDefault());
+ }
+
+ LineStartEndAttribute& LineStartEndAttribute::operator=(const LineStartEndAttribute&) = default;
+
+ bool LineStartEndAttribute::operator==(const LineStartEndAttribute& rCandidate) const
+ {
+ // tdf#87509 default attr is always != non-default attr, even with same values
+ if(rCandidate.isDefault() != isDefault())
+ return false;
+
+ return rCandidate.mpLineStartEndAttribute == mpLineStartEndAttribute;
+ }
+
+ double LineStartEndAttribute::getWidth() const
+ {
+ return mpLineStartEndAttribute->getWidth();
+ }
+
+ const basegfx::B2DPolyPolygon& LineStartEndAttribute::getB2DPolyPolygon() const
+ {
+ return mpLineStartEndAttribute->getB2DPolyPolygon();
+ }
+
+ bool LineStartEndAttribute::isCentered() const
+ {
+ return mpLineStartEndAttribute->isCentered();
+ }
+
+ bool LineStartEndAttribute::isActive() const
+ {
+ return (0.0 != getWidth()
+ && 0 != getB2DPolyPolygon().count()
+ && 0 != getB2DPolyPolygon().getB2DPolygon(0).count());
+ }
+
+} // end of namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */