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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /include/drawinglayer/primitive2d/textbreakuphelper.hxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/drawinglayer/primitive2d/textbreakuphelper.hxx')
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <drawinglayer/drawinglayerdllapi.h>
+#include <drawinglayer/primitive2d/baseprimitive2d.hxx>
+#include <drawinglayer/primitive2d/textlayoutdevice.hxx>
+#include <basegfx/matrix/b2dhommatrixtools.hxx>
+
+namespace drawinglayer::primitive2d { class TextSimplePortionPrimitive2D; }
+
+
+namespace drawinglayer::primitive2d
+{
+ enum class BreakupUnit
+ {
+ Character,
+ Word
+ };
+
+ class DRAWINGLAYER_DLLPUBLIC TextBreakupHelper
+ {
+ private:
+ const TextSimplePortionPrimitive2D& mrSource;
+ Primitive2DContainer mxResult;
+ TextLayouterDevice maTextLayouter;
+ basegfx::utils::B2DHomMatrixBufferedOnDemandDecompose maDecTrans;
+
+ bool mbNoDXArray : 1;
+
+ /// create a portion from nIndex to nLength and append to rTempResult
+ void breakupPortion(Primitive2DContainer& rTempResult, sal_Int32 nIndex, sal_Int32 nLength, bool bWordLineMode);
+
+ /// breakup complete primitive
+ void breakup(BreakupUnit aBreakupUnit);
+
+ protected:
+ /// allow user callback to allow changes to the new TextTransformation. Default
+ /// does nothing. Retval defines if a primitive gets created, e.g. return false
+ /// to suppress creation
+ virtual bool allowChange(sal_uInt32 nCount, basegfx::B2DHomMatrix& rNewTransform, sal_uInt32 nIndex, sal_uInt32 nLength);
+
+ /// allow read access to evtl. useful local parts
+ const TextLayouterDevice& getTextLayouter() const { return maTextLayouter; }
+ const TextSimplePortionPrimitive2D& getSource() const { return mrSource; }
+
+ public:
+ TextBreakupHelper(const TextSimplePortionPrimitive2D& rSource);
+ virtual ~TextBreakupHelper();
+
+ /// get result
+ Primitive2DContainer extractResult(BreakupUnit aBreakupUnit = BreakupUnit::Character);
+ };
+
+} // end of namespace drawinglayer::primitive2d
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */