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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 05:54:39 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 05:54:39 +0000 |
commit | 267c6f2ac71f92999e969232431ba04678e7437e (patch) | |
tree | 358c9467650e1d0a1d7227a21dac2e3d08b622b2 /svx/inc/textchainflow.hxx | |
parent | Initial commit. (diff) | |
download | libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.tar.xz libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.zip |
Adding upstream version 4:24.2.0.upstream/4%24.2.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'svx/inc/textchainflow.hxx')
-rw-r--r-- | svx/inc/textchainflow.hxx | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/svx/inc/textchainflow.hxx b/svx/inc/textchainflow.hxx new file mode 100644 index 0000000000..d423939b6b --- /dev/null +++ b/svx/inc/textchainflow.hxx @@ -0,0 +1,100 @@ +/* -*- 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 "textchain.hxx" +#include <memory> + +class SdrTextObj; +class SdrOutliner; +class NonOverflowingText; +class OverflowingText; +class TextChain; +class OutlinerParaObject; +class OFlowChainedText; +class UFlowChainedText; + +class TextChainFlow +{ +public: + TextChainFlow(SdrTextObj* pChainTarget); + virtual ~TextChainFlow(); + + // Check for flow events in Outliner + virtual void CheckForFlowEvents(SdrOutliner*); + + void ExecuteUnderflow(SdrOutliner*); + + // Uses two outliners: one for the non-overflow text and one for overflowing (might be the same) + void ExecuteOverflow(SdrOutliner*, SdrOutliner*); + + bool IsOverflow() const; + bool IsUnderflow() const; + + SdrTextObj* GetLinkTarget() const; + +protected: + void impCheckForFlowEvents(SdrOutliner*, SdrOutliner*); + + TextChain* GetTextChain() const; + + virtual void impLeaveOnlyNonOverflowingText(SdrOutliner*); + void impMoveChainedTextToNextLink(SdrOutliner*); + + virtual void impSetFlowOutlinerParams(SdrOutliner*, SdrOutliner*); + +private: + void impUpdateCursorInfo(); + +protected: + std::unique_ptr<OFlowChainedText> mpOverflChText; + std::unique_ptr<UFlowChainedText> mpUnderflChText; + // Cursor related + ESelection maOverflowPosSel; + ESelection maPostChainingSel; + bool mbPossiblyCursorOut; + +private: + SdrTextObj* mpTargetLink; + SdrTextObj* mpNextLink; + TextChain* mpTextChain; + bool mbOFisUFinduced; + bool bUnderflow; + bool bOverflow; +}; + +// NOTE: EditingTextChainFlow might be strongly coupled with behavior in SdrTextObj::onChainingEvent +class EditingTextChainFlow final : public TextChainFlow +{ +public: + EditingTextChainFlow(SdrTextObj*); + virtual void CheckForFlowEvents(SdrOutliner*) override; + + //virtual void ExecuteOverflow(SdrOutliner *, SdrOutliner *) override; + +private: + virtual void impLeaveOnlyNonOverflowingText(SdrOutliner*) override; + + virtual void impSetFlowOutlinerParams(SdrOutliner*, SdrOutliner*) override; + + void impBroadcastCursorInfo() const; +}; + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |