35af9aa550
Change-Id: Ib17953b49e5035255203e33778a262211d1491f7 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/156985 Tested-by: Jenkins Reviewed-by: Gabor Kelemen <kelemeng@ubuntu.com>
75 lines
3 KiB
C++
75 lines
3 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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#pragma once
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#include <drawinglayer/drawinglayerdllapi.h>
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#include <drawinglayer/primitive2d/Primitive2DContainer.hxx>
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#include <drawinglayer/primitive2d/textlayoutdevice.hxx>
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#include <basegfx/matrix/b2dhommatrixtools.hxx>
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namespace drawinglayer::primitive2d { class TextSimplePortionPrimitive2D; }
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namespace drawinglayer::primitive2d
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{
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enum class BreakupUnit
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{
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Character,
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Word
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};
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class DRAWINGLAYER_DLLPUBLIC TextBreakupHelper
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{
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private:
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const TextSimplePortionPrimitive2D& mrSource;
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Primitive2DContainer mxResult;
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TextLayouterDevice maTextLayouter;
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basegfx::utils::B2DHomMatrixBufferedOnDemandDecompose maDecTrans;
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bool mbNoDXArray : 1;
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/// create a portion from nIndex to nLength and append to rTempResult
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void breakupPortion(Primitive2DContainer& rTempResult, sal_Int32 nIndex, sal_Int32 nLength, bool bWordLineMode);
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/// breakup complete primitive
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void breakup(BreakupUnit aBreakupUnit);
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protected:
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/// allow user callback to allow changes to the new TextTransformation. Default
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/// does nothing. Retval defines if a primitive gets created, e.g. return false
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/// to suppress creation
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virtual bool allowChange(sal_uInt32 nCount, basegfx::B2DHomMatrix& rNewTransform, sal_uInt32 nIndex, sal_uInt32 nLength);
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/// allow read access to evtl. useful local parts
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const TextLayouterDevice& getTextLayouter() const { return maTextLayouter; }
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const TextSimplePortionPrimitive2D& getSource() const { return mrSource; }
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public:
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TextBreakupHelper(const TextSimplePortionPrimitive2D& rSource);
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virtual ~TextBreakupHelper();
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/// get result
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Primitive2DContainer extractResult(BreakupUnit aBreakupUnit = BreakupUnit::Character);
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};
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} // end of namespace drawinglayer::primitive2d
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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