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https://github.com/JGRennison/OpenTTD-patches.git
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009fea0e14
This function calls icu::BreakIterator::createLineInstance() but does not clean up after it.
Instead use a static instance that is cloned (for thread-safety) and deleted as necessary.
(cherry picked from commit 6d276698b6)
38 lines
1.5 KiB
C++
38 lines
1.5 KiB
C++
/*
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* This file is part of OpenTTD.
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* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
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* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file gfx_layout_icu.h Functions related to laying out the texts with ICU. */
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#ifndef GFX_LAYOUT_ICU_H
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#define GFX_LAYOUT_ICU_H
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#include "gfx_layout.h"
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#include <unicode/brkiter.h>
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#include <unicode/ustring.h>
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/**
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* Helper class to construct a new #ICUParagraphLayout.
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*/
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class ICUParagraphLayoutFactory {
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public:
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/** Helper for GetLayouter, to get the right type. */
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typedef UChar CharType;
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/** Helper for GetLayouter, to get whether the layouter supports RTL. */
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static const bool SUPPORTS_RTL = true;
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static ParagraphLayouter *GetParagraphLayout(UChar *buff, UChar *buff_end, FontMap &fontMapping);
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static size_t AppendToBuffer(UChar *buff, const UChar *buffer_last, char32_t c);
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static void InitializeLayouter();
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static std::unique_ptr<icu::BreakIterator> GetBreakIterator();
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private:
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static std::unique_ptr<icu::BreakIterator> break_iterator;
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};
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#endif /* GFX_LAYOUT_ICU_H */
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