1 files changed, 93 insertions, 0 deletions
diff --git a/sw/source/core/text/porglue.hxx b/sw/source/core/text/porglue.hxx
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+++ b/sw/source/core/text/porglue.hxx
@@ -0,0 +1,93 @@
+/* -*- 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 "porlin.hxx"
+
+class SwRect;
+class SwLineLayout;
+
+/// A glue portion is either a base class for other portions that want to have a certain width to
+/// push text out (e.g. tab portions) or used to align SwQuoVadisPortion instances on the right for
+/// footnotes.
+class SwGluePortion : public SwLinePortion
+{
+private:
+    sal_uInt16 m_nFixWidth;
+public:
+    explicit SwGluePortion( const sal_uInt16 nInitFixWidth );
+
+    void Join( SwGluePortion *pVictim );
+
+    inline tools::Long GetPrtGlue() const;
+    sal_uInt16 GetFixWidth() const { return m_nFixWidth; }
+    void SetFixWidth( const sal_uInt16 nNew ) { m_nFixWidth = nNew; }
+    void MoveGlue( SwGluePortion *pTarget, const tools::Long nPrtGlue );
+    inline void MoveAllGlue( SwGluePortion *pTarget );
+    inline void MoveHalfGlue( SwGluePortion *pTarget );
+    inline void AdjFixWidth();
+    virtual void Paint( const SwTextPaintInfo &rInf ) const override;
+    virtual TextFrameIndex GetModelPositionForViewPoint(sal_uInt16 nOfst) const override;
+    virtual SwPosSize GetTextSize( const SwTextSizeInfo &rInfo ) const override;
+    virtual bool GetExpText( const SwTextSizeInfo &rInf, OUString &rText ) const override;
+
+    void dumpAsXml(xmlTextWriterPtr pWriter, const OUString& rText, TextFrameIndex& nOffset) const override;
+};
+
+class SwFixPortion : public SwGluePortion
+{
+    sal_uInt16 m_nFix;        // The width offset in the line
+public:
+    explicit SwFixPortion( const SwRect &rFlyRect );
+    SwFixPortion();
+    void   SetFix( const sal_uInt16 nNewFix ) { m_nFix = nNewFix; }
+    sal_uInt16 GetFix() const { return m_nFix; }
+
+    void dumpAsXml(xmlTextWriterPtr pWriter, const OUString& rText, TextFrameIndex& nOffset) const override;
+};
+
+class SwMarginPortion : public SwGluePortion
+{
+public:
+    explicit SwMarginPortion();
+    void AdjustRight( const SwLineLayout* pCurr );
+};
+
+inline tools::Long SwGluePortion::GetPrtGlue() const
+{ return Width() - m_nFixWidth; }
+
+// The FixWidth MUST NEVER be larger than the accumulated width!
+inline void SwGluePortion::AdjFixWidth()
+{
+    if( m_nFixWidth > PrtWidth() )
+        m_nFixWidth = PrtWidth();
+}
+
+inline void SwGluePortion::MoveAllGlue( SwGluePortion *pTarget )
+{
+    MoveGlue( pTarget, GetPrtGlue() );
+}
+
+inline void SwGluePortion::MoveHalfGlue( SwGluePortion *pTarget )
+{
+    MoveGlue( pTarget, GetPrtGlue() / 2 );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */