8bf380f7d3
Change-Id: Iad8e1ed256d84808404bf20ed7a16b05b3db5818 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/133753 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
1549 lines
64 KiB
C++
1549 lines
64 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 <svgtools.hxx>
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#include <sal/log.hxx>
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#include <tools/color.hxx>
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#include <rtl/math.hxx>
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#include <o3tl/string_view.hxx>
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#include <basegfx/matrix/b2dhommatrix.hxx>
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#include <basegfx/matrix/b2dhommatrixtools.hxx>
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#include <svgtoken.hxx>
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#include <unordered_map>
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namespace svgio::svgreader
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{
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basegfx::B2DHomMatrix SvgAspectRatio::createLinearMapping(const basegfx::B2DRange& rTarget, const basegfx::B2DRange& rSource)
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{
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basegfx::B2DHomMatrix aRetval;
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const double fSWidth(rSource.getWidth());
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const double fSHeight(rSource.getHeight());
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const bool bNoSWidth(basegfx::fTools::equalZero(fSWidth));
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const bool bNoSHeight(basegfx::fTools::equalZero(fSHeight));
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// transform from source state to unit range
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aRetval.translate(-rSource.getMinX(), -rSource.getMinY());
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aRetval.scale(
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(bNoSWidth ? 1.0 : 1.0 / fSWidth) * rTarget.getWidth(),
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(bNoSHeight ? 1.0 : 1.0 / fSHeight) * rTarget.getHeight());
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// transform from unit rage to target range
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aRetval.translate(rTarget.getMinX(), rTarget.getMinY());
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return aRetval;
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}
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basegfx::B2DHomMatrix SvgAspectRatio::createMapping(const basegfx::B2DRange& rTarget, const basegfx::B2DRange& rSource) const
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{
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// removed !isSet() from below. Due to correct defaults in the constructor an instance
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// of this class is perfectly useful without being set by any importer
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if(SvgAlign::none == getSvgAlign())
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{
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// create linear mapping (default)
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return createLinearMapping(rTarget, rSource);
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}
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basegfx::B2DHomMatrix aRetval;
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const double fSWidth(rSource.getWidth());
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const double fSHeight(rSource.getHeight());
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const bool bNoSWidth(basegfx::fTools::equalZero(fSWidth));
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const bool bNoSHeight(basegfx::fTools::equalZero(fSHeight));
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const double fScaleX((bNoSWidth ? 1.0 : 1.0 / fSWidth) * rTarget.getWidth());
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const double fScaleY((bNoSHeight ? 1.0 : 1.0 / fSHeight) * rTarget.getHeight());
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const double fScale(isMeetOrSlice() ? std::min(fScaleX, fScaleY) : std::max(fScaleX, fScaleY));
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// remove source translation, apply scale
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aRetval.translate(-rSource.getMinX(), -rSource.getMinY());
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aRetval.scale(fScale, fScale);
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// evaluate horizontal alignment
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const double fNewWidth(fSWidth * fScale);
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double fTransX(0.0);
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switch(getSvgAlign())
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{
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case SvgAlign::xMidYMin:
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case SvgAlign::xMidYMid:
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case SvgAlign::xMidYMax:
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{
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// centerX
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const double fFreeSpace(rTarget.getWidth() - fNewWidth);
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fTransX = fFreeSpace * 0.5;
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break;
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}
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case SvgAlign::xMaxYMin:
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case SvgAlign::xMaxYMid:
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case SvgAlign::xMaxYMax:
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{
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// Right align
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const double fFreeSpace(rTarget.getWidth() - fNewWidth);
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fTransX = fFreeSpace;
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break;
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}
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default: break;
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}
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// evaluate vertical alignment
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const double fNewHeight(fSHeight * fScale);
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double fTransY(0.0);
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switch(getSvgAlign())
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{
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case SvgAlign::xMinYMid:
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case SvgAlign::xMidYMid:
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case SvgAlign::xMaxYMid:
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{
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// centerY
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const double fFreeSpace(rTarget.getHeight() - fNewHeight);
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fTransY = fFreeSpace * 0.5;
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break;
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}
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case SvgAlign::xMinYMax:
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case SvgAlign::xMidYMax:
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case SvgAlign::xMaxYMax:
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{
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// Bottom align
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const double fFreeSpace(rTarget.getHeight() - fNewHeight);
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fTransY = fFreeSpace;
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break;
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}
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default: break;
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}
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// add target translation
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aRetval.translate(
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rTarget.getMinX() + fTransX,
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rTarget.getMinY() + fTransY);
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return aRetval;
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}
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void skip_char(std::u16string_view rCandidate, sal_Unicode nChar, sal_Int32& nPos, const sal_Int32 nLen)
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{
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while(nPos < nLen && nChar == rCandidate[nPos])
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{
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nPos++;
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}
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}
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void skip_char(std::u16string_view rCandidate, sal_Unicode nCharA, sal_Unicode nCharB, sal_Int32& nPos, const sal_Int32 nLen)
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{
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while(nPos < nLen && (nCharA == rCandidate[nPos] || nCharB == rCandidate[nPos]))
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{
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nPos++;
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}
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}
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void copySign(std::u16string_view rCandidate, sal_Int32& nPos, OUStringBuffer& rTarget, const sal_Int32 nLen)
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{
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if(nPos < nLen)
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{
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const sal_Unicode aChar(rCandidate[nPos]);
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if('+' == aChar || '-' == aChar)
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{
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rTarget.append(aChar);
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nPos++;
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}
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}
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}
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void copyNumber(std::u16string_view rCandidate, sal_Int32& nPos, OUStringBuffer& rTarget, const sal_Int32 nLen)
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{
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bool bOnNumber(true);
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while(bOnNumber && nPos < nLen)
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{
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const sal_Unicode aChar(rCandidate[nPos]);
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bOnNumber = ('0' <= aChar && '9' >= aChar) || '.' == aChar;
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if(bOnNumber)
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{
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rTarget.append(aChar);
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nPos++;
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}
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}
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}
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void copyHex(std::u16string_view rCandidate, sal_Int32& nPos, OUStringBuffer& rTarget, const sal_Int32 nLen)
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{
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bool bOnHex(true);
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while(bOnHex && nPos < nLen)
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{
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const sal_Unicode aChar(rCandidate[nPos]);
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bOnHex = ('0' <= aChar && '9' >= aChar)
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|| ('A' <= aChar && 'F' >= aChar)
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|| ('a' <= aChar && 'f' >= aChar);
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if(bOnHex)
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{
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rTarget.append(aChar);
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nPos++;
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}
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}
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}
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void copyString(std::u16string_view rCandidate, sal_Int32& nPos, OUStringBuffer& rTarget, const sal_Int32 nLen)
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{
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bool bOnChar(true);
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while(bOnChar && nPos < nLen)
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{
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const sal_Unicode aChar(rCandidate[nPos]);
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bOnChar = ('a' <= aChar && 'z' >= aChar)
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|| ('A' <= aChar && 'Z' >= aChar)
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|| '-' == aChar;
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if(bOnChar)
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{
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rTarget.append(aChar);
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nPos++;
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}
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}
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}
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void copyToLimiter(std::u16string_view rCandidate, sal_Unicode nLimiter, sal_Int32& nPos, OUStringBuffer& rTarget, const sal_Int32 nLen)
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{
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while(nPos < nLen && nLimiter != rCandidate[nPos])
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{
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rTarget.append(rCandidate[nPos]);
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nPos++;
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}
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}
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bool readNumber(std::u16string_view rCandidate, sal_Int32& nPos, double& fNum, const sal_Int32 nLen)
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{
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if(nPos < nLen)
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{
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OUStringBuffer aNum;
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copySign(rCandidate, nPos, aNum, nLen);
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copyNumber(rCandidate, nPos, aNum, nLen);
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if(nPos < nLen)
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{
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const sal_Unicode aChar(rCandidate[nPos]);
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if('e' == aChar || 'E' == aChar)
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{
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// try to read exponential number, but be careful. I had
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// a case where dx="2em" was used, thus the 'e' was consumed
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// by error. First try if there are numbers after the 'e',
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// safe current state
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nPos++;
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const OUStringBuffer aNum2(aNum);
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const sal_Int32 nPosAfterE(nPos);
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aNum.append(aChar);
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copySign(rCandidate, nPos, aNum, nLen);
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copyNumber(rCandidate, nPos, aNum, nLen);
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if(nPosAfterE == nPos)
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{
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// no number after 'e', go back. Do not
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// return false, it's still a valid integer number
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aNum = aNum2;
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nPos--;
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}
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}
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}
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if(!aNum.isEmpty())
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{
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rtl_math_ConversionStatus eStatus;
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fNum = rtl::math::stringToDouble(
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aNum, '.', ',',
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&eStatus);
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return eStatus == rtl_math_ConversionStatus_Ok;
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}
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}
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return false;
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}
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SvgUnit readUnit(std::u16string_view rCandidate, sal_Int32& nPos, const sal_Int32 nLen)
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{
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SvgUnit aRetval(SvgUnit::px);
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if(nPos < nLen)
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{
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const sal_Unicode aCharA(rCandidate[nPos]);
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if(nPos + 1 < nLen)
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{
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const sal_Unicode aCharB(rCandidate[nPos + 1]);
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bool bTwoCharValid(false);
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switch(aCharA)
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{
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case u'e' :
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{
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if('m' == aCharB)
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{
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// 'em' Relative to current font size
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aRetval = SvgUnit::em;
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bTwoCharValid = true;
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}
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else if('x' == aCharB)
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{
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// 'ex' Relative to current font x-height
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aRetval = SvgUnit::ex;
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bTwoCharValid = true;
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}
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break;
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}
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case u'p' :
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{
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if('x' == aCharB)
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{
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// 'px' UserUnit (default)
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bTwoCharValid = true;
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}
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else if('t' == aCharB)
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{
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// 'pt' == 4/3 px
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aRetval = SvgUnit::pt;
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bTwoCharValid = true;
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}
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else if('c' == aCharB)
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{
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// 'pc' == 16 px
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aRetval = SvgUnit::pc;
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bTwoCharValid = true;
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}
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break;
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}
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case u'i' :
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{
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if('n' == aCharB)
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{
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// 'in' == 96 px, since CSS 2.1
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aRetval = SvgUnit::in;
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bTwoCharValid = true;
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}
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break;
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}
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case u'c' :
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{
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if('m' == aCharB)
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{
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// 'cm' == 37.79527559 px
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aRetval = SvgUnit::cm;
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bTwoCharValid = true;
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}
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break;
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}
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case u'm' :
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{
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if('m' == aCharB)
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{
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// 'mm' == 3.779528 px
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aRetval = SvgUnit::mm;
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bTwoCharValid = true;
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}
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break;
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}
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}
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if(bTwoCharValid)
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{
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nPos += 2;
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}
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}
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else
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{
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if('%' == aCharA)
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{
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// percent used, relative to current
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nPos++;
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aRetval = SvgUnit::percent;
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}
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}
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}
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return aRetval;
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}
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bool readNumberAndUnit(std::u16string_view rCandidate, sal_Int32& nPos, SvgNumber& aNum, const sal_Int32 nLen)
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{
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double fNum(0.0);
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if(readNumber(rCandidate, nPos, fNum, nLen))
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{
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skip_char(rCandidate, ' ', nPos, nLen);
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aNum = SvgNumber(fNum, readUnit(rCandidate, nPos, nLen));
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return true;
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}
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return false;
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}
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bool readAngle(std::u16string_view rCandidate, sal_Int32& nPos, double& fAngle, const sal_Int32 nLen)
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{
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if(readNumber(rCandidate, nPos, fAngle, nLen))
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{
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skip_char(rCandidate, ' ', nPos, nLen);
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enum class DegreeType
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{
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deg,
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grad,
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rad
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} aType(DegreeType::deg); // degrees is default
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if(nPos < nLen)
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{
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const sal_Unicode aChar(rCandidate[nPos]);
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static constexpr std::u16string_view aStrGrad = u"grad";
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static constexpr std::u16string_view aStrRad = u"rad";
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switch(aChar)
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{
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case u'g' :
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case u'G' :
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{
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if(o3tl::matchIgnoreAsciiCase(rCandidate, aStrGrad, nPos))
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{
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// angle in grad
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nPos += aStrGrad.size();
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aType = DegreeType::grad;
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}
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break;
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}
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case u'r' :
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case u'R' :
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{
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if(o3tl::matchIgnoreAsciiCase(rCandidate, aStrRad, nPos))
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{
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// angle in radians
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nPos += aStrRad.size();
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aType = DegreeType::rad;
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}
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break;
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}
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}
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}
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// convert to radians
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if (DegreeType::deg == aType)
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{
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fAngle = basegfx::deg2rad(fAngle);
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}
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else if (DegreeType::grad == aType)
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{
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// looks like 100 grad is 90 degrees
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fAngle *= M_PI / 200.0;
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}
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return true;
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}
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return false;
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}
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sal_Int32 read_hex(sal_Unicode nChar)
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{
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if(nChar >= '0' && nChar <= '9')
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{
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return nChar - u'0';
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}
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else if(nChar >= 'A' && nChar <= 'F')
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{
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return 10 + sal_Int32(nChar - u'A');
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}
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else if(nChar >= 'a' && nChar <= 'f')
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{
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return 10 + sal_Int32(nChar - u'a');
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}
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else
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{
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// error
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return 0;
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}
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}
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bool match_colorKeyword(basegfx::BColor& rColor, const OUString& rName, bool bCaseIndependent)
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{
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typedef std::unordered_map< OUString, Color > ColorTokenMapper;
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typedef std::pair< OUString, Color > ColorTokenValueType;
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static const ColorTokenMapper aColorTokenMapperList {
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{ ColorTokenValueType(OUString("aliceblue"), Color(240, 248, 255)) },
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{ ColorTokenValueType(OUString("antiquewhite"), Color(250, 235, 215) ) },
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{ ColorTokenValueType(OUString("aqua"), Color( 0, 255, 255) ) },
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{ ColorTokenValueType(OUString("aquamarine"), Color(127, 255, 212) ) },
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{ ColorTokenValueType(OUString("azure"), Color(240, 255, 255) ) },
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{ ColorTokenValueType(OUString("beige"), Color(245, 245, 220) ) },
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{ ColorTokenValueType(OUString("bisque"), Color(255, 228, 196) ) },
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{ ColorTokenValueType(OUString("black"), Color( 0, 0, 0) ) },
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{ ColorTokenValueType(OUString("blanchedalmond"), Color(255, 235, 205) ) },
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{ ColorTokenValueType(OUString("blue"), Color( 0, 0, 255) ) },
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{ ColorTokenValueType(OUString("blueviolet"), Color(138, 43, 226) ) },
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{ ColorTokenValueType(OUString("brown"), Color(165, 42, 42) ) },
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{ ColorTokenValueType(OUString("burlywood"), Color(222, 184, 135) ) },
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{ ColorTokenValueType(OUString("cadetblue"), Color( 95, 158, 160) ) },
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{ ColorTokenValueType(OUString("chartreuse"), Color(127, 255, 0) ) },
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{ ColorTokenValueType(OUString("chocolate"), Color(210, 105, 30) ) },
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{ ColorTokenValueType(OUString("coral"), Color(255, 127, 80) ) },
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{ ColorTokenValueType(OUString("cornflowerblue"), Color(100, 149, 237) ) },
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{ ColorTokenValueType(OUString("cornsilk"), Color(255, 248, 220) ) },
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{ ColorTokenValueType(OUString("crimson"), Color(220, 20, 60) ) },
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{ ColorTokenValueType(OUString("cyan"), Color( 0, 255, 255) ) },
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{ ColorTokenValueType(OUString("darkblue"), Color( 0, 0, 139) ) },
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|
{ ColorTokenValueType(OUString("darkcyan"), Color( 0, 139, 139) ) },
|
|
{ ColorTokenValueType(OUString("darkgoldenrod"), Color(184, 134, 11) ) },
|
|
{ ColorTokenValueType(OUString("darkgray"), Color(169, 169, 169) ) },
|
|
{ ColorTokenValueType(OUString("darkgreen"), Color( 0, 100, 0) ) },
|
|
{ ColorTokenValueType(OUString("darkgrey"), Color(169, 169, 169) ) },
|
|
{ ColorTokenValueType(OUString("darkkhaki"), Color(189, 183, 107) ) },
|
|
{ ColorTokenValueType(OUString("darkmagenta"), Color(139, 0, 139) ) },
|
|
{ ColorTokenValueType(OUString("darkolivegreen"), Color( 85, 107, 47) ) },
|
|
{ ColorTokenValueType(OUString("darkorange"), Color(255, 140, 0) ) },
|
|
{ ColorTokenValueType(OUString("darkorchid"), Color(153, 50, 204) ) },
|
|
{ ColorTokenValueType(OUString("darkred"), Color(139, 0, 0) ) },
|
|
{ ColorTokenValueType(OUString("darksalmon"), Color(233, 150, 122) ) },
|
|
{ ColorTokenValueType(OUString("darkseagreen"), Color(143, 188, 143) ) },
|
|
{ ColorTokenValueType(OUString("darkslateblue"), Color( 72, 61, 139) ) },
|
|
{ ColorTokenValueType(OUString("darkslategray"), Color( 47, 79, 79) ) },
|
|
{ ColorTokenValueType(OUString("darkslategrey"), Color( 47, 79, 79) ) },
|
|
{ ColorTokenValueType(OUString("darkturquoise"), Color( 0, 206, 209) ) },
|
|
{ ColorTokenValueType(OUString("darkviolet"), Color(148, 0, 211) ) },
|
|
{ ColorTokenValueType(OUString("deeppink"), Color(255, 20, 147) ) },
|
|
{ ColorTokenValueType(OUString("deepskyblue"), Color( 0, 191, 255) ) },
|
|
{ ColorTokenValueType(OUString("dimgray"), Color(105, 105, 105) ) },
|
|
{ ColorTokenValueType(OUString("dimgrey"), Color(105, 105, 105) ) },
|
|
{ ColorTokenValueType(OUString("dodgerblue"), Color( 30, 144, 255) ) },
|
|
{ ColorTokenValueType(OUString("firebrick"), Color(178, 34, 34) ) },
|
|
{ ColorTokenValueType(OUString("floralwhite"), Color(255, 250, 240) ) },
|
|
{ ColorTokenValueType(OUString("forestgreen"), Color( 34, 139, 34) ) },
|
|
{ ColorTokenValueType(OUString("fuchsia"), Color(255, 0, 255) ) },
|
|
{ ColorTokenValueType(OUString("gainsboro"), Color(220, 220, 220) ) },
|
|
{ ColorTokenValueType(OUString("ghostwhite"), Color(248, 248, 255) ) },
|
|
{ ColorTokenValueType(OUString("gold"), Color(255, 215, 0) ) },
|
|
{ ColorTokenValueType(OUString("goldenrod"), Color(218, 165, 32) ) },
|
|
{ ColorTokenValueType(OUString("gray"), Color(128, 128, 128) ) },
|
|
{ ColorTokenValueType(OUString("grey"), Color(128, 128, 128) ) },
|
|
{ ColorTokenValueType(OUString("green"), Color(0, 128, 0) ) },
|
|
{ ColorTokenValueType(OUString("greenyellow"), Color(173, 255, 47) ) },
|
|
{ ColorTokenValueType(OUString("honeydew"), Color(240, 255, 240) ) },
|
|
{ ColorTokenValueType(OUString("hotpink"), Color(255, 105, 180) ) },
|
|
{ ColorTokenValueType(OUString("indianred"), Color(205, 92, 92) ) },
|
|
{ ColorTokenValueType(OUString("indigo"), Color( 75, 0, 130) ) },
|
|
{ ColorTokenValueType(OUString("ivory"), Color(255, 255, 240) ) },
|
|
{ ColorTokenValueType(OUString("khaki"), Color(240, 230, 140) ) },
|
|
{ ColorTokenValueType(OUString("lavender"), Color(230, 230, 250) ) },
|
|
{ ColorTokenValueType(OUString("lavenderblush"), Color(255, 240, 245) ) },
|
|
{ ColorTokenValueType(OUString("lawngreen"), Color(124, 252, 0) ) },
|
|
{ ColorTokenValueType(OUString("lemonchiffon"), Color(255, 250, 205) ) },
|
|
{ ColorTokenValueType(OUString("lightblue"), Color(173, 216, 230) ) },
|
|
{ ColorTokenValueType(OUString("lightcoral"), Color(240, 128, 128) ) },
|
|
{ ColorTokenValueType(OUString("lightcyan"), Color(224, 255, 255) ) },
|
|
{ ColorTokenValueType(OUString("lightgoldenrodyellow"), Color(250, 250, 210) ) },
|
|
{ ColorTokenValueType(OUString("lightgray"), Color(211, 211, 211) ) },
|
|
{ ColorTokenValueType(OUString("lightgreen"), Color(144, 238, 144) ) },
|
|
{ ColorTokenValueType(OUString("lightgrey"), Color(211, 211, 211) ) },
|
|
{ ColorTokenValueType(OUString("lightpink"), Color(255, 182, 193) ) },
|
|
{ ColorTokenValueType(OUString("lightsalmon"), Color(255, 160, 122) ) },
|
|
{ ColorTokenValueType(OUString("lightseagreen"), Color( 32, 178, 170) ) },
|
|
{ ColorTokenValueType(OUString("lightskyblue"), Color(135, 206, 250) ) },
|
|
{ ColorTokenValueType(OUString("lightslategray"), Color(119, 136, 153) ) },
|
|
{ ColorTokenValueType(OUString("lightslategrey"), Color(119, 136, 153) ) },
|
|
{ ColorTokenValueType(OUString("lightsteelblue"), Color(176, 196, 222) ) },
|
|
{ ColorTokenValueType(OUString("lightyellow"), Color(255, 255, 224) ) },
|
|
{ ColorTokenValueType(OUString("lime"), Color( 0, 255, 0) ) },
|
|
{ ColorTokenValueType(OUString("limegreen"), Color( 50, 205, 50) ) },
|
|
{ ColorTokenValueType(OUString("linen"), Color(250, 240, 230) ) },
|
|
{ ColorTokenValueType(OUString("magenta"), Color(255, 0, 255) ) },
|
|
{ ColorTokenValueType(OUString("maroon"), Color(128, 0, 0) ) },
|
|
{ ColorTokenValueType(OUString("mediumaquamarine"), Color(102, 205, 170) ) },
|
|
{ ColorTokenValueType(OUString("mediumblue"), Color( 0, 0, 205) ) },
|
|
{ ColorTokenValueType(OUString("mediumorchid"), Color(186, 85, 211) ) },
|
|
{ ColorTokenValueType(OUString("mediumpurple"), Color(147, 112, 219) ) },
|
|
{ ColorTokenValueType(OUString("mediumseagreen"), Color( 60, 179, 113) ) },
|
|
{ ColorTokenValueType(OUString("mediumslateblue"), Color(123, 104, 238) ) },
|
|
{ ColorTokenValueType(OUString("mediumspringgreen"), Color( 0, 250, 154) ) },
|
|
{ ColorTokenValueType(OUString("mediumturquoise"), Color( 72, 209, 204) ) },
|
|
{ ColorTokenValueType(OUString("mediumvioletred"), Color(199, 21, 133) ) },
|
|
{ ColorTokenValueType(OUString("midnightblue"), Color( 25, 25, 112) ) },
|
|
{ ColorTokenValueType(OUString("mintcream"), Color(245, 255, 250) ) },
|
|
{ ColorTokenValueType(OUString("mistyrose"), Color(255, 228, 225) ) },
|
|
{ ColorTokenValueType(OUString("moccasin"), Color(255, 228, 181) ) },
|
|
{ ColorTokenValueType(OUString("navajowhite"), Color(255, 222, 173) ) },
|
|
{ ColorTokenValueType(OUString("navy"), Color( 0, 0, 128) ) },
|
|
{ ColorTokenValueType(OUString("oldlace"), Color(253, 245, 230) ) },
|
|
{ ColorTokenValueType(OUString("olive"), Color(128, 128, 0) ) },
|
|
{ ColorTokenValueType(OUString("olivedrab"), Color(107, 142, 35) ) },
|
|
{ ColorTokenValueType(OUString("orange"), Color(255, 165, 0) ) },
|
|
{ ColorTokenValueType(OUString("orangered"), Color(255, 69, 0) ) },
|
|
{ ColorTokenValueType(OUString("orchid"), Color(218, 112, 214) ) },
|
|
{ ColorTokenValueType(OUString("palegoldenrod"), Color(238, 232, 170) ) },
|
|
{ ColorTokenValueType(OUString("palegreen"), Color(152, 251, 152) ) },
|
|
{ ColorTokenValueType(OUString("paleturquoise"), Color(175, 238, 238) ) },
|
|
{ ColorTokenValueType(OUString("palevioletred"), Color(219, 112, 147) ) },
|
|
{ ColorTokenValueType(OUString("papayawhip"), Color(255, 239, 213) ) },
|
|
{ ColorTokenValueType(OUString("peachpuff"), Color(255, 218, 185) ) },
|
|
{ ColorTokenValueType(OUString("peru"), Color(205, 133, 63) ) },
|
|
{ ColorTokenValueType(OUString("pink"), Color(255, 192, 203) ) },
|
|
{ ColorTokenValueType(OUString("plum"), Color(221, 160, 221) ) },
|
|
{ ColorTokenValueType(OUString("powderblue"), Color(176, 224, 230) ) },
|
|
{ ColorTokenValueType(OUString("purple"), Color(128, 0, 128) ) },
|
|
{ ColorTokenValueType(OUString("red"), Color(255, 0, 0) ) },
|
|
{ ColorTokenValueType(OUString("rosybrown"), Color(188, 143, 143) ) },
|
|
{ ColorTokenValueType(OUString("royalblue"), Color( 65, 105, 225) ) },
|
|
{ ColorTokenValueType(OUString("saddlebrown"), Color(139, 69, 19) ) },
|
|
{ ColorTokenValueType(OUString("salmon"), Color(250, 128, 114) ) },
|
|
{ ColorTokenValueType(OUString("sandybrown"), Color(244, 164, 96) ) },
|
|
{ ColorTokenValueType(OUString("seagreen"), Color( 46, 139, 87) ) },
|
|
{ ColorTokenValueType(OUString("seashell"), Color(255, 245, 238) ) },
|
|
{ ColorTokenValueType(OUString("sienna"), Color(160, 82, 45) ) },
|
|
{ ColorTokenValueType(OUString("silver"), Color(192, 192, 192) ) },
|
|
{ ColorTokenValueType(OUString("skyblue"), Color(135, 206, 235) ) },
|
|
{ ColorTokenValueType(OUString("slateblue"), Color(106, 90, 205) ) },
|
|
{ ColorTokenValueType(OUString("slategray"), Color(112, 128, 144) ) },
|
|
{ ColorTokenValueType(OUString("slategrey"), Color(112, 128, 144) ) },
|
|
{ ColorTokenValueType(OUString("snow"), Color(255, 250, 250) ) },
|
|
{ ColorTokenValueType(OUString("springgreen"), Color( 0, 255, 127) ) },
|
|
{ ColorTokenValueType(OUString("steelblue"), Color( 70, 130, 180) ) },
|
|
{ ColorTokenValueType(OUString("tan"), Color(210, 180, 140) ) },
|
|
{ ColorTokenValueType(OUString("teal"), Color( 0, 128, 128) ) },
|
|
{ ColorTokenValueType(OUString("thistle"), Color(216, 191, 216) ) },
|
|
{ ColorTokenValueType(OUString("tomato"), Color(255, 99, 71) ) },
|
|
{ ColorTokenValueType(OUString("turquoise"), Color( 64, 224, 208) ) },
|
|
{ ColorTokenValueType(OUString("violet"), Color(238, 130, 238) ) },
|
|
{ ColorTokenValueType(OUString("wheat"), Color(245, 222, 179) ) },
|
|
{ ColorTokenValueType(OUString("white"), Color(255, 255, 255) ) },
|
|
{ ColorTokenValueType(OUString("whitesmoke"), Color(245, 245, 245) ) },
|
|
{ ColorTokenValueType(OUString("yellow"), Color(255, 255, 0) ) },
|
|
{ ColorTokenValueType(OUString("yellowgreen"), Color(154, 205, 50) ) },
|
|
};
|
|
|
|
ColorTokenMapper::const_iterator aResult(aColorTokenMapperList.find(rName));
|
|
|
|
if(bCaseIndependent && aResult == aColorTokenMapperList.end())
|
|
{
|
|
// also try case independent match (e.g. for Css styles)
|
|
aResult = aColorTokenMapperList.find(rName.toAsciiLowerCase());
|
|
}
|
|
|
|
if(aResult == aColorTokenMapperList.end())
|
|
{
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
rColor = aResult->second.getBColor();
|
|
return true;
|
|
}
|
|
}
|
|
|
|
bool read_color(const OUString& rCandidate, basegfx::BColor& rColor, bool bCaseIndependent, SvgNumber& rOpacity)
|
|
{
|
|
const sal_Int32 nLen(rCandidate.getLength());
|
|
|
|
if(nLen)
|
|
{
|
|
const sal_Unicode aChar(rCandidate[0]);
|
|
const double fFactor(1.0 / 255.0);
|
|
|
|
if(aChar == '#')
|
|
{
|
|
// hex definition
|
|
OUStringBuffer aNum;
|
|
sal_Int32 nPos(1);
|
|
|
|
copyHex(rCandidate, nPos, aNum, nLen);
|
|
const sal_Int32 nLength(aNum.getLength());
|
|
|
|
if(3 == nLength)
|
|
{
|
|
const sal_Int32 nR(read_hex(aNum[0]));
|
|
const sal_Int32 nG(read_hex(aNum[1]));
|
|
const sal_Int32 nB(read_hex(aNum[2]));
|
|
|
|
rColor.setRed((nR | (nR << 4)) * fFactor);
|
|
rColor.setGreen((nG | (nG << 4)) * fFactor);
|
|
rColor.setBlue((nB | (nB << 4)) * fFactor);
|
|
|
|
return true;
|
|
}
|
|
else if(6 == nLength)
|
|
{
|
|
const sal_Int32 nR1(read_hex(aNum[0]));
|
|
const sal_Int32 nR2(read_hex(aNum[1]));
|
|
const sal_Int32 nG1(read_hex(aNum[2]));
|
|
const sal_Int32 nG2(read_hex(aNum[3]));
|
|
const sal_Int32 nB1(read_hex(aNum[4]));
|
|
const sal_Int32 nB2(read_hex(aNum[5]));
|
|
|
|
rColor.setRed((nR2 | (nR1 << 4)) * fFactor);
|
|
rColor.setGreen((nG2 | (nG1 << 4)) * fFactor);
|
|
rColor.setBlue((nB2 | (nB1 << 4)) * fFactor);
|
|
|
|
return true;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
static const char aStrRgb[] = "rgb";
|
|
|
|
if(rCandidate.matchIgnoreAsciiCase(aStrRgb, 0))
|
|
{
|
|
// rgb/rgba definition
|
|
sal_Int32 nPos(strlen(aStrRgb));
|
|
bool bIsRGBA = false;
|
|
|
|
if('a' == rCandidate[nPos])
|
|
{
|
|
//Delete the 'a' from 'rbga'
|
|
skip_char(rCandidate, 'a', nPos, nPos + 1);
|
|
bIsRGBA = true;
|
|
}
|
|
|
|
skip_char(rCandidate, ' ', '(', nPos, nLen);
|
|
double fR(0.0);
|
|
|
|
if(readNumber(rCandidate, nPos, fR, nLen))
|
|
{
|
|
skip_char(rCandidate, ' ', nPos, nLen);
|
|
|
|
if(nPos < nLen)
|
|
{
|
|
const sal_Unicode aPercentChar(rCandidate[nPos]);
|
|
const bool bIsPercent('%' == aPercentChar);
|
|
double fG(0.0);
|
|
|
|
if(bIsPercent)
|
|
{
|
|
skip_char(rCandidate, '%', nPos, nLen);
|
|
}
|
|
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
if(readNumber(rCandidate, nPos, fG, nLen))
|
|
{
|
|
double fB(0.0);
|
|
|
|
if(bIsPercent)
|
|
{
|
|
skip_char(rCandidate, '%', nPos, nLen);
|
|
}
|
|
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
if(readNumber(rCandidate, nPos, fB, nLen))
|
|
{
|
|
double fA(1.0);
|
|
|
|
if(bIsPercent)
|
|
{
|
|
skip_char(rCandidate, '%', nPos, nLen);
|
|
}
|
|
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
if(readNumber(rCandidate, nPos, fA, nLen))
|
|
{
|
|
if(bIsRGBA)
|
|
{
|
|
const double fFac(bIsPercent ? 0.01 : 1);
|
|
rOpacity = SvgNumber(fA * fFac);
|
|
|
|
if(bIsPercent)
|
|
{
|
|
skip_char(rCandidate, '%', nPos, nLen);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
const double fFac(bIsPercent ? 0.01 : fFactor);
|
|
|
|
rColor.setRed(fR * fFac);
|
|
rColor.setGreen(fG * fFac);
|
|
rColor.setBlue(fB * fFac);
|
|
|
|
skip_char(rCandidate, ' ', ')', nPos, nLen);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// color keyword
|
|
if(match_colorKeyword(rColor, rCandidate, bCaseIndependent))
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
basegfx::B2DRange readViewBox(const OUString& rCandidate, InfoProvider const & rInfoProvider)
|
|
{
|
|
const sal_Int32 nLen(rCandidate.getLength());
|
|
|
|
if(nLen)
|
|
{
|
|
sal_Int32 nPos(0);
|
|
SvgNumber aMinX;
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
if(readNumberAndUnit(rCandidate, nPos, aMinX, nLen))
|
|
{
|
|
SvgNumber aMinY;
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
if(readNumberAndUnit(rCandidate, nPos, aMinY, nLen))
|
|
{
|
|
SvgNumber aWidth;
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
if(readNumberAndUnit(rCandidate, nPos, aWidth, nLen))
|
|
{
|
|
SvgNumber aHeight;
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
if(readNumberAndUnit(rCandidate, nPos, aHeight, nLen))
|
|
{
|
|
double fX(aMinX.solve(rInfoProvider, NumberType::xcoordinate));
|
|
double fY(aMinY.solve(rInfoProvider, NumberType::ycoordinate));
|
|
double fW(aWidth.solve(rInfoProvider, NumberType::xcoordinate));
|
|
double fH(aHeight.solve(rInfoProvider, NumberType::ycoordinate));
|
|
return basegfx::B2DRange(fX,fY,fX+fW,fY+fH);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return basegfx::B2DRange();
|
|
}
|
|
|
|
basegfx::B2DHomMatrix readTransform(const OUString& rCandidate, InfoProvider const & rInfoProvider)
|
|
{
|
|
basegfx::B2DHomMatrix aMatrix;
|
|
const sal_Int32 nLen(rCandidate.getLength());
|
|
|
|
if(nLen)
|
|
{
|
|
sal_Int32 nPos(0);
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
while(nPos < nLen)
|
|
{
|
|
const sal_Unicode aChar(rCandidate[nPos]);
|
|
const sal_Int32 nInitPos(nPos);
|
|
static const char aStrMatrix[] = "matrix";
|
|
static const char aStrTranslate[] = "translate";
|
|
static const char aStrScale[] = "scale";
|
|
static const char aStrRotate[] = "rotate";
|
|
static const char aStrSkewX[] = "skewX";
|
|
static const char aStrSkewY[] = "skewY";
|
|
|
|
switch(aChar)
|
|
{
|
|
case u'm' :
|
|
{
|
|
if(rCandidate.match(aStrMatrix, nPos))
|
|
{
|
|
// matrix element
|
|
nPos += strlen(aStrMatrix);
|
|
skip_char(rCandidate, ' ', '(', nPos, nLen);
|
|
SvgNumber aVal;
|
|
basegfx::B2DHomMatrix aNew;
|
|
|
|
if(readNumberAndUnit(rCandidate, nPos, aVal, nLen))
|
|
{
|
|
aNew.set(0, 0, aVal.solve(rInfoProvider)); // Element A
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
if(readNumberAndUnit(rCandidate, nPos, aVal, nLen))
|
|
{
|
|
aNew.set(1, 0, aVal.solve(rInfoProvider)); // Element B
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
if(readNumberAndUnit(rCandidate, nPos, aVal, nLen))
|
|
{
|
|
aNew.set(0, 1, aVal.solve(rInfoProvider)); // Element C
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
if(readNumberAndUnit(rCandidate, nPos, aVal, nLen))
|
|
{
|
|
aNew.set(1, 1, aVal.solve(rInfoProvider)); // Element D
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
if(readNumberAndUnit(rCandidate, nPos, aVal, nLen))
|
|
{
|
|
aNew.set(0, 2, aVal.solve(rInfoProvider, NumberType::xcoordinate)); // Element E
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
if(readNumberAndUnit(rCandidate, nPos, aVal, nLen))
|
|
{
|
|
aNew.set(1, 2, aVal.solve(rInfoProvider, NumberType::ycoordinate)); // Element F
|
|
skip_char(rCandidate, ' ', ')', nPos, nLen);
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
// caution: String is evaluated from left to right, but matrix multiplication
|
|
// in SVG is right to left, so put the new transformation before the current
|
|
// one by multiplicating from the right side
|
|
aMatrix = aMatrix * aNew;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case u't' :
|
|
{
|
|
if(rCandidate.match(aStrTranslate, nPos))
|
|
{
|
|
// translate element
|
|
nPos += strlen(aStrTranslate);
|
|
skip_char(rCandidate, ' ', '(', nPos, nLen);
|
|
SvgNumber aTransX;
|
|
|
|
if(readNumberAndUnit(rCandidate, nPos, aTransX, nLen))
|
|
{
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
SvgNumber aTransY;
|
|
readNumberAndUnit(rCandidate, nPos, aTransY, nLen);
|
|
skip_char(rCandidate, ' ', ')', nPos, nLen);
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
aMatrix = aMatrix * basegfx::utils::createTranslateB2DHomMatrix(
|
|
aTransX.solve(rInfoProvider, NumberType::xcoordinate),
|
|
aTransY.solve(rInfoProvider, NumberType::ycoordinate));
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case u's' :
|
|
{
|
|
if(rCandidate.match(aStrScale, nPos))
|
|
{
|
|
// scale element
|
|
nPos += strlen(aStrScale);
|
|
skip_char(rCandidate, ' ', '(', nPos, nLen);
|
|
SvgNumber aScaleX;
|
|
|
|
if(readNumberAndUnit(rCandidate, nPos, aScaleX, nLen))
|
|
{
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
SvgNumber aScaleY(aScaleX);
|
|
readNumberAndUnit(rCandidate, nPos, aScaleY, nLen);
|
|
skip_char(rCandidate, ' ', ')', nPos, nLen);
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
aMatrix = aMatrix * basegfx::utils::createScaleB2DHomMatrix(
|
|
aScaleX.solve(rInfoProvider),
|
|
aScaleY.solve(rInfoProvider));
|
|
}
|
|
}
|
|
else if(rCandidate.match(aStrSkewX, nPos))
|
|
{
|
|
// skewx element
|
|
nPos += strlen(aStrSkewX);
|
|
skip_char(rCandidate, ' ', '(', nPos, nLen);
|
|
double fSkewX(0.0);
|
|
|
|
if(readAngle(rCandidate, nPos, fSkewX, nLen))
|
|
{
|
|
skip_char(rCandidate, ' ', ')', nPos, nLen);
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
aMatrix = aMatrix * basegfx::utils::createShearXB2DHomMatrix(tan(fSkewX));
|
|
}
|
|
}
|
|
else if(rCandidate.match(aStrSkewY, nPos))
|
|
{
|
|
// skewy element
|
|
nPos += strlen(aStrSkewY);
|
|
skip_char(rCandidate, ' ', '(', nPos, nLen);
|
|
double fSkewY(0.0);
|
|
|
|
if(readAngle(rCandidate, nPos, fSkewY, nLen))
|
|
{
|
|
skip_char(rCandidate, ' ', ')', nPos, nLen);
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
aMatrix = aMatrix * basegfx::utils::createShearYB2DHomMatrix(tan(fSkewY));
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case u'r' :
|
|
{
|
|
if(rCandidate.match(aStrRotate, nPos))
|
|
{
|
|
// rotate element
|
|
nPos += strlen(aStrRotate);
|
|
skip_char(rCandidate, ' ', '(', nPos, nLen);
|
|
double fAngle(0.0);
|
|
|
|
if(readAngle(rCandidate, nPos, fAngle, nLen))
|
|
{
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
SvgNumber aX;
|
|
readNumberAndUnit(rCandidate, nPos, aX, nLen);
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
SvgNumber aY;
|
|
readNumberAndUnit(rCandidate, nPos, aY, nLen);
|
|
skip_char(rCandidate, ' ', ')', nPos, nLen);
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
const double fX(aX.isSet() ? aX.solve(rInfoProvider, NumberType::xcoordinate) : 0.0);
|
|
const double fY(aY.isSet() ? aY.solve(rInfoProvider, NumberType::ycoordinate) : 0.0);
|
|
|
|
if(!basegfx::fTools::equalZero(fX) || !basegfx::fTools::equalZero(fY))
|
|
{
|
|
// rotate around point
|
|
aMatrix = aMatrix * basegfx::utils::createRotateAroundPoint(fX, fY, fAngle);
|
|
}
|
|
else
|
|
{
|
|
// rotate
|
|
aMatrix = aMatrix * basegfx::utils::createRotateB2DHomMatrix(fAngle);
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
if(nInitPos == nPos)
|
|
{
|
|
SAL_WARN("svgio", "Could not interpret on current position (!)");
|
|
nPos++;
|
|
}
|
|
}
|
|
}
|
|
|
|
return aMatrix;
|
|
}
|
|
|
|
bool readSingleNumber(const OUString& rCandidate, SvgNumber& aNum)
|
|
{
|
|
const sal_Int32 nLen(rCandidate.getLength());
|
|
sal_Int32 nPos(0);
|
|
|
|
return readNumberAndUnit(rCandidate, nPos, aNum, nLen);
|
|
}
|
|
|
|
bool readLocalUrl(const OUString& rCandidate, OUString& rURL)
|
|
{
|
|
static const char aStrUrl[] = "url";
|
|
|
|
if(rCandidate.startsWith(aStrUrl))
|
|
{
|
|
const sal_Int32 nLen(rCandidate.getLength());
|
|
sal_Int32 nPos(strlen(aStrUrl));
|
|
|
|
skip_char(rCandidate, '(', '#', nPos, nLen);
|
|
OUStringBuffer aTokenValue;
|
|
copyToLimiter(rCandidate, ')', nPos, aTokenValue, nLen);
|
|
rURL = aTokenValue.makeStringAndClear();
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool readSvgPaint(const OUString& rCandidate, SvgPaint& rSvgPaint,
|
|
OUString& rURL, bool bCaseIndependent, SvgNumber& rOpacity)
|
|
{
|
|
if( !rCandidate.isEmpty() )
|
|
{
|
|
basegfx::BColor aColor;
|
|
|
|
if(read_color(rCandidate, aColor, bCaseIndependent, rOpacity))
|
|
{
|
|
rSvgPaint = SvgPaint(aColor, true, true);
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
if(rCandidate.startsWith("none"))
|
|
{
|
|
rSvgPaint = SvgPaint(aColor, true, false, false);
|
|
return true;
|
|
}
|
|
else if(readLocalUrl(rCandidate, rURL))
|
|
{
|
|
/// Url is copied to rURL, but needs to be solved outside this helper
|
|
return false;
|
|
}
|
|
else if(rCandidate.startsWith("currentColor"))
|
|
{
|
|
rSvgPaint = SvgPaint(aColor, true, true, true);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool readSvgNumberVector(const OUString& rCandidate, SvgNumberVector& rSvgNumberVector)
|
|
{
|
|
const sal_Int32 nLen(rCandidate.getLength());
|
|
rSvgNumberVector.clear();
|
|
|
|
if(nLen)
|
|
{
|
|
sal_Int32 nPos(0);
|
|
SvgNumber aNum;
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
while(readNumberAndUnit(rCandidate, nPos, aNum, nLen))
|
|
{
|
|
rSvgNumberVector.push_back(aNum);
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
}
|
|
|
|
return !rSvgNumberVector.empty();
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
SvgAspectRatio readSvgAspectRatio(const OUString& rCandidate)
|
|
{
|
|
const sal_Int32 nLen(rCandidate.getLength());
|
|
|
|
if(nLen)
|
|
{
|
|
sal_Int32 nPos(0);
|
|
SvgAlign aSvgAlign(SvgAlign::xMidYMid);
|
|
bool bMeetOrSlice(true);
|
|
bool bChanged(false);
|
|
|
|
while(nPos < nLen)
|
|
{
|
|
const sal_Int32 nInitPos(nPos);
|
|
skip_char(rCandidate, ' ', nPos, nLen);
|
|
OUStringBuffer aTokenName;
|
|
copyString(rCandidate, nPos, aTokenName, nLen);
|
|
|
|
if(!aTokenName.isEmpty())
|
|
{
|
|
switch(StrToSVGToken(aTokenName.makeStringAndClear(), false))
|
|
{
|
|
case SVGToken::Defer:
|
|
{
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
case SVGToken::None:
|
|
{
|
|
aSvgAlign = SvgAlign::none;
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
case SVGToken::XMinYMin:
|
|
{
|
|
aSvgAlign = SvgAlign::xMinYMin;
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
case SVGToken::XMidYMin:
|
|
{
|
|
aSvgAlign = SvgAlign::xMidYMin;
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
case SVGToken::XMaxYMin:
|
|
{
|
|
aSvgAlign = SvgAlign::xMaxYMin;
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
case SVGToken::XMinYMid:
|
|
{
|
|
aSvgAlign = SvgAlign::xMinYMid;
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
case SVGToken::XMidYMid:
|
|
{
|
|
aSvgAlign = SvgAlign::xMidYMid;
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
case SVGToken::XMaxYMid:
|
|
{
|
|
aSvgAlign = SvgAlign::xMaxYMid;
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
case SVGToken::XMinYMax:
|
|
{
|
|
aSvgAlign = SvgAlign::xMinYMax;
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
case SVGToken::XMidYMax:
|
|
{
|
|
aSvgAlign = SvgAlign::xMidYMax;
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
case SVGToken::XMaxYMax:
|
|
{
|
|
aSvgAlign = SvgAlign::xMaxYMax;
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
case SVGToken::Meet:
|
|
{
|
|
bMeetOrSlice = true;
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
case SVGToken::Slice:
|
|
{
|
|
bMeetOrSlice = false;
|
|
bChanged = true;
|
|
break;
|
|
}
|
|
default:
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(nInitPos == nPos)
|
|
{
|
|
SAL_WARN("svgio", "Could not interpret on current position (!)");
|
|
nPos++;
|
|
}
|
|
}
|
|
|
|
if(bChanged)
|
|
{
|
|
return SvgAspectRatio(aSvgAlign, bMeetOrSlice);
|
|
}
|
|
}
|
|
|
|
return SvgAspectRatio();
|
|
}
|
|
|
|
bool readSvgStringVector(const OUString& rCandidate, SvgStringVector& rSvgStringVector)
|
|
{
|
|
rSvgStringVector.clear();
|
|
const sal_Int32 nLen(rCandidate.getLength());
|
|
|
|
if(nLen)
|
|
{
|
|
sal_Int32 nPos(0);
|
|
OUStringBuffer aTokenValue;
|
|
skip_char(rCandidate, ' ', ',', nPos, nLen);
|
|
|
|
while(nPos < nLen)
|
|
{
|
|
copyToLimiter(rCandidate, ',', nPos, aTokenValue, nLen);
|
|
skip_char(rCandidate, ',', ' ', nPos, nLen);
|
|
const OUString aString = aTokenValue.makeStringAndClear();
|
|
|
|
if(!aString.isEmpty())
|
|
{
|
|
rSvgStringVector.push_back(aString);
|
|
}
|
|
}
|
|
}
|
|
|
|
return !rSvgStringVector.empty();
|
|
}
|
|
|
|
void readImageLink(const OUString& rCandidate, OUString& rXLink, OUString& rUrl, OUString& rMimeType, OUString& rData)
|
|
{
|
|
rXLink.clear();
|
|
rUrl.clear();
|
|
rMimeType.clear();
|
|
rData.clear();
|
|
|
|
if('#' == rCandidate[0])
|
|
{
|
|
// local link
|
|
rXLink = rCandidate.copy(1);
|
|
}
|
|
else
|
|
{
|
|
static const char aStrData[] = "data:";
|
|
|
|
if(rCandidate.match(aStrData, 0))
|
|
{
|
|
// embedded data
|
|
sal_Int32 nPos(strlen(aStrData));
|
|
sal_Int32 nLen(rCandidate.getLength());
|
|
OUStringBuffer aBuffer;
|
|
|
|
// read mime type
|
|
skip_char(rCandidate, ' ', nPos, nLen);
|
|
copyToLimiter(rCandidate, ';', nPos, aBuffer, nLen);
|
|
skip_char(rCandidate, ' ', ';', nPos, nLen);
|
|
rMimeType = aBuffer.makeStringAndClear();
|
|
|
|
if(!rMimeType.isEmpty() && nPos < nLen)
|
|
{
|
|
if(rMimeType.startsWith("image"))
|
|
{
|
|
// image data
|
|
std::u16string_view aData(rCandidate.subView(nPos));
|
|
static constexpr std::u16string_view aStrBase64 = u"base64";
|
|
|
|
if(o3tl::starts_with(aData, aStrBase64))
|
|
{
|
|
// base64 encoded
|
|
nPos = aStrBase64.size();
|
|
nLen = aData.size();
|
|
|
|
skip_char(aData, ' ', ',', nPos, nLen);
|
|
|
|
if(nPos < nLen)
|
|
{
|
|
rData = aData.substr(nPos);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Url (path and filename)
|
|
rUrl = rCandidate;
|
|
}
|
|
}
|
|
}
|
|
|
|
OUString convert(const OUString& rCandidate, sal_Unicode nPattern, sal_Unicode nNew, bool bRemove)
|
|
{
|
|
const sal_Int32 nLen(rCandidate.getLength());
|
|
|
|
if(nLen)
|
|
{
|
|
sal_Int32 nPos(0);
|
|
OUStringBuffer aBuffer;
|
|
bool bChanged(false);
|
|
|
|
while(nPos < nLen)
|
|
{
|
|
const sal_Unicode aChar(rCandidate[nPos]);
|
|
|
|
if(nPattern == aChar)
|
|
{
|
|
bChanged = true;
|
|
|
|
if(!bRemove)
|
|
{
|
|
aBuffer.append(nNew);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
aBuffer.append(aChar);
|
|
}
|
|
|
|
nPos++;
|
|
}
|
|
|
|
if(bChanged)
|
|
{
|
|
return aBuffer.makeStringAndClear();
|
|
}
|
|
}
|
|
|
|
return rCandidate;
|
|
}
|
|
|
|
// #i125325#
|
|
OUString removeBlockComments(const OUString& rCandidate)
|
|
{
|
|
const sal_Int32 nLen(rCandidate.getLength());
|
|
|
|
if(nLen)
|
|
{
|
|
sal_Int32 nPos(0);
|
|
OUStringBuffer aBuffer;
|
|
bool bChanged(false);
|
|
sal_Int32 nInsideComment(0);
|
|
const sal_Unicode aCommentSlash('/');
|
|
const sal_Unicode aCommentStar('*');
|
|
|
|
while(nPos < nLen)
|
|
{
|
|
const sal_Unicode aChar(rCandidate[nPos]);
|
|
const bool bStart(aCommentSlash == aChar && nPos + 1 < nLen && aCommentStar == rCandidate[nPos + 1]);
|
|
const bool bEnd(aCommentStar == aChar && nPos + 1 < nLen && aCommentSlash == rCandidate[nPos + 1]);
|
|
|
|
if(bStart)
|
|
{
|
|
nPos += 2;
|
|
nInsideComment++;
|
|
bChanged = true;
|
|
}
|
|
else if(bEnd)
|
|
{
|
|
nPos += 2;
|
|
nInsideComment--;
|
|
}
|
|
else
|
|
{
|
|
if(!nInsideComment)
|
|
{
|
|
aBuffer.append(aChar);
|
|
}
|
|
|
|
nPos++;
|
|
}
|
|
}
|
|
|
|
if(bChanged)
|
|
{
|
|
return aBuffer.makeStringAndClear();
|
|
}
|
|
}
|
|
|
|
return rCandidate;
|
|
}
|
|
|
|
OUString consolidateContiguousSpace(const OUString& rCandidate)
|
|
{
|
|
const sal_Int32 nLen(rCandidate.getLength());
|
|
|
|
if(nLen)
|
|
{
|
|
sal_Int32 nPos(0);
|
|
OUStringBuffer aBuffer;
|
|
bool bInsideSpace(false);
|
|
const sal_Unicode aSpace(' ');
|
|
|
|
while(nPos < nLen)
|
|
{
|
|
const sal_Unicode aChar(rCandidate[nPos]);
|
|
|
|
if(aSpace == aChar)
|
|
{
|
|
bInsideSpace = true;
|
|
}
|
|
else
|
|
{
|
|
if(bInsideSpace)
|
|
{
|
|
bInsideSpace = false;
|
|
aBuffer.append(aSpace);
|
|
}
|
|
|
|
aBuffer.append(aChar);
|
|
}
|
|
|
|
nPos++;
|
|
}
|
|
|
|
if(bInsideSpace)
|
|
{
|
|
aBuffer.append(aSpace);
|
|
}
|
|
|
|
if(aBuffer.getLength() != nLen)
|
|
{
|
|
return aBuffer.makeStringAndClear();
|
|
}
|
|
}
|
|
|
|
return rCandidate;
|
|
}
|
|
|
|
OUString whiteSpaceHandlingDefault(const OUString& rCandidate)
|
|
{
|
|
const sal_Unicode aNewline('\n');
|
|
const sal_Unicode aTab('\t');
|
|
const sal_Unicode aSpace(' ');
|
|
|
|
// remove all newline characters
|
|
OUString aRetval(convert(rCandidate, aNewline, aNewline, true));
|
|
|
|
// convert tab to space
|
|
aRetval = convert(aRetval, aTab, aSpace, false);
|
|
|
|
// strip of all leading and trailing spaces
|
|
aRetval = aRetval.trim();
|
|
|
|
// consolidate contiguous space
|
|
aRetval = consolidateContiguousSpace(aRetval);
|
|
|
|
return aRetval;
|
|
}
|
|
|
|
OUString whiteSpaceHandlingPreserve(const OUString& rCandidate)
|
|
{
|
|
const sal_Unicode aNewline('\n');
|
|
const sal_Unicode aTab('\t');
|
|
const sal_Unicode aSpace(' ');
|
|
|
|
// convert newline to space
|
|
convert(rCandidate, aNewline, aSpace, false);
|
|
|
|
// convert tab to space
|
|
convert(rCandidate, aTab, aSpace, false);
|
|
|
|
return rCandidate;
|
|
}
|
|
|
|
::std::vector< double > solveSvgNumberVector(const SvgNumberVector& rInput, const InfoProvider& rInfoProvider)
|
|
{
|
|
::std::vector< double > aRetval;
|
|
|
|
if(!rInput.empty())
|
|
{
|
|
const double nCount(rInput.size());
|
|
aRetval.reserve(nCount);
|
|
|
|
for(sal_uInt32 a(0); a < nCount; a++)
|
|
{
|
|
aRetval.push_back(rInput[a].solve(rInfoProvider));
|
|
}
|
|
}
|
|
|
|
return aRetval;
|
|
}
|
|
|
|
} // end of namespace svgio::svgreader
|
|
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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