ef1e14db39
when a cairo surface gets into an error state typically none of the functions do anything any more, so this leak is because of an invalid uninvertable matrix which comes from a 0 x denom in the svm MapMode, so detect the problem there at the outer boundary. Change-Id: Idedc29b48f2be3853064b4369727bc91082c5a87 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/162980 Tested-by: Caolán McNamara <caolan.mcnamara@collabora.com> Reviewed-by: Caolán McNamara <caolan.mcnamara@collabora.com>
60 lines
2.2 KiB
C++
60 lines
2.2 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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#ifndef INCLUDED_VCL_INC_TYPESERIALIZER_HXX
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#define INCLUDED_VCL_INC_TYPESERIALIZER_HXX
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#include <vcl/dllapi.h>
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#include <tools/GenericTypeSerializer.hxx>
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#include <vcl/gradient.hxx>
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#include <vcl/gfxlink.hxx>
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#include <vcl/graph.hxx>
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constexpr sal_uInt32 createMagic(char char1, char char2, char char3, char char4)
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{
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return (static_cast<sal_uInt32>(char1) << 24) | (static_cast<sal_uInt32>(char2) << 16)
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| (static_cast<sal_uInt32>(char3) << 8) | (static_cast<sal_uInt32>(char4) << 0);
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}
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constexpr sal_uInt32 constSvgMagic = createMagic('s', 'v', 'g', '0');
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constexpr sal_uInt32 constWmfMagic = createMagic('w', 'm', 'f', '0');
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constexpr sal_uInt32 constEmfMagic = createMagic('e', 'm', 'f', '0');
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constexpr sal_uInt32 constPdfMagic = createMagic('p', 'd', 'f', '0');
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class VCL_DLLPUBLIC TypeSerializer : public tools::GenericTypeSerializer
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{
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public:
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TypeSerializer(SvStream& rStream);
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void readGradient(Gradient& rGradient);
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void writeGradient(const Gradient& rGradient);
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void readGfxLink(GfxLink& rGfxLink);
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void writeGfxLink(const GfxLink& rGfxLink);
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void readGraphic(Graphic& rGraphic);
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void writeGraphic(const Graphic& rGraphic);
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bool readMapMode(MapMode& rMapMode);
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void writeMapMode(MapMode const& rMapMode);
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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