1 files changed, 125 insertions, 0 deletions
diff --git a/drawinglayer/source/attribute/strokeattribute.cxx b/drawinglayer/source/attribute/strokeattribute.cxx
new file mode 100644
index 0000000000..d925eb65ac
--- /dev/null
+++ b/drawinglayer/source/attribute/strokeattribute.cxx
@@ -0,0 +1,125 @@
+/* -*- 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/strokeattribute.hxx>
+#include <numeric>
+
+
+namespace drawinglayer::attribute
+{
+        class ImpStrokeAttribute
+        {
+        public:
+            // data definitions
+            std::vector< double >                     maDotDashArray;         // array of double which defines the dot-dash pattern
+            double                                      mfFullDotDashLen;       // sum of maDotDashArray (for convenience)
+
+            ImpStrokeAttribute(
+                std::vector< double >&& rDotDashArray,
+                double fFullDotDashLen)
+            :   maDotDashArray(std::move(rDotDashArray)),
+                mfFullDotDashLen(fFullDotDashLen)
+            {
+            }
+
+            ImpStrokeAttribute()
+            :   mfFullDotDashLen(0.0)
+            {
+            }
+
+            // data read access
+            const std::vector< double >& getDotDashArray() const { return maDotDashArray; }
+            double getFullDotDashLen() const
+            {
+                if(0.0 == mfFullDotDashLen && !maDotDashArray.empty())
+                {
+                    // calculate length on demand
+                    const double fAccumulated(std::accumulate(maDotDashArray.begin(), maDotDashArray.end(), 0.0));
+                    const_cast< ImpStrokeAttribute* >(this)->mfFullDotDashLen = fAccumulated;
+                }
+
+                return mfFullDotDashLen;
+            }
+
+            bool operator==(const ImpStrokeAttribute& rCandidate) const
+            {
+                return (getDotDashArray() == rCandidate.getDotDashArray()
+                    && getFullDotDashLen() == rCandidate.getFullDotDashLen());
+            }
+        };
+
+        namespace
+        {
+            StrokeAttribute::ImplType& theGlobalDefault()
+            {
+                static StrokeAttribute::ImplType SINGLETON;
+                return SINGLETON;
+            }
+        }
+
+        StrokeAttribute::StrokeAttribute(
+            std::vector< double >&& rDotDashArray,
+            double fFullDotDashLen)
+        :   mpStrokeAttribute(ImpStrokeAttribute(
+                std::move(rDotDashArray), fFullDotDashLen))
+        {
+        }
+
+        StrokeAttribute::StrokeAttribute()
+        :   mpStrokeAttribute(theGlobalDefault())
+        {
+        }
+
+        StrokeAttribute::StrokeAttribute(const StrokeAttribute&) = default;
+
+        StrokeAttribute::StrokeAttribute(StrokeAttribute&&) = default;
+
+        StrokeAttribute::~StrokeAttribute() = default;
+
+        bool StrokeAttribute::isDefault() const
+        {
+            return mpStrokeAttribute.same_object(theGlobalDefault());
+        }
+
+        StrokeAttribute& StrokeAttribute::operator=(const StrokeAttribute&) = default;
+
+        StrokeAttribute& StrokeAttribute::operator=(StrokeAttribute&&) = default;
+
+        bool StrokeAttribute::operator==(const StrokeAttribute& rCandidate) const
+        {
+            // tdf#87509 default attr is always != non-default attr, even with same values
+            if(rCandidate.isDefault() != isDefault())
+                return false;
+
+            return rCandidate.mpStrokeAttribute == mpStrokeAttribute;
+        }
+
+        const std::vector< double >& StrokeAttribute::getDotDashArray() const
+        {
+            return mpStrokeAttribute->getDotDashArray();
+        }
+
+        double StrokeAttribute::getFullDotDashLen() const
+        {
+            return mpStrokeAttribute->getFullDotDashLen();
+        }
+
+} // end of namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */