129 lines
4.4 KiB
C++
129 lines
4.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <drawinglayer/attribute/strokeattribute.hxx>
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#include <rtl/instance.hxx>
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#include <numeric>
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//////////////////////////////////////////////////////////////////////////////
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namespace drawinglayer
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{
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namespace attribute
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{
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class ImpStrokeAttribute
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{
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public:
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// data definitions
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::std::vector< double > maDotDashArray; // array of double which defines the dot-dash pattern
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double mfFullDotDashLen; // sum of maDotDashArray (for convenience)
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ImpStrokeAttribute(
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const ::std::vector< double >& rDotDashArray,
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double fFullDotDashLen)
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: maDotDashArray(rDotDashArray),
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mfFullDotDashLen(fFullDotDashLen)
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{
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}
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ImpStrokeAttribute()
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: maDotDashArray(std::vector< double >()),
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mfFullDotDashLen(0.0)
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{
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}
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// data read access
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const ::std::vector< double >& getDotDashArray() const { return maDotDashArray; }
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double getFullDotDashLen() const
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{
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if(0.0 == mfFullDotDashLen && maDotDashArray.size())
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{
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// calculate length on demand
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const double fAccumulated(::std::accumulate(maDotDashArray.begin(), maDotDashArray.end(), 0.0));
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const_cast< ImpStrokeAttribute* >(this)->mfFullDotDashLen = fAccumulated;
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}
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return mfFullDotDashLen;
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}
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bool operator==(const ImpStrokeAttribute& rCandidate) const
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{
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return (getDotDashArray() == rCandidate.getDotDashArray()
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&& getFullDotDashLen() == rCandidate.getFullDotDashLen());
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}
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};
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namespace
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{
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struct theGlobalDefault :
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public rtl::Static< StrokeAttribute::ImplType, theGlobalDefault > {};
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}
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StrokeAttribute::StrokeAttribute(
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const ::std::vector< double >& rDotDashArray,
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double fFullDotDashLen)
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: mpStrokeAttribute(ImpStrokeAttribute(
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rDotDashArray, fFullDotDashLen))
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{
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}
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StrokeAttribute::StrokeAttribute()
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: mpStrokeAttribute(theGlobalDefault::get())
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{
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}
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StrokeAttribute::StrokeAttribute(const StrokeAttribute& rCandidate)
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: mpStrokeAttribute(rCandidate.mpStrokeAttribute)
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{
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}
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StrokeAttribute::~StrokeAttribute()
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{
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}
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bool StrokeAttribute::isDefault() const
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{
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return mpStrokeAttribute.same_object(theGlobalDefault::get());
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}
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StrokeAttribute& StrokeAttribute::operator=(const StrokeAttribute& rCandidate)
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{
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mpStrokeAttribute = rCandidate.mpStrokeAttribute;
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return *this;
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}
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bool StrokeAttribute::operator==(const StrokeAttribute& rCandidate) const
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{
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return rCandidate.mpStrokeAttribute == mpStrokeAttribute;
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}
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const ::std::vector< double >& StrokeAttribute::getDotDashArray() const
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{
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return mpStrokeAttribute->getDotDashArray();
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}
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double StrokeAttribute::getFullDotDashLen() const
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{
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return mpStrokeAttribute->getFullDotDashLen();
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}
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} // end of namespace attribute
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} // end of namespace drawinglayer
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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