vcl: Split winlayout.cxx to .cxx and .hxx.

Change-Id: I4a26842777536ce63b482a2d69524918a18b602c

2 files changed, 233 insertions, 186 deletions

diff --git a/vcl/win/source/gdi/winlayout.cxx b/vcl/win/source/gdi/winlayout.cxx
index 22028978568e..d99f15b3e399 100644
--- a/vcl/win/source/gdi/winlayout.cxx
+++ b/vcl/win/source/gdi/winlayout.cxx
@@ -17,8 +17,7 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
-#include <svsys.h>
-#include "rtl/ustring.hxx"
+#include "winlayout.hxx"
 
 #include "osl/module.h"
 #include "osl/file.h"
@@ -39,7 +38,6 @@
 
 #include <algorithm>
 
-#include <usp10.h>
 #include <shlwapi.h>
 #include <winver.h>
 
@@ -51,7 +49,6 @@ typedef boost::unordered_map<int,int> IntMap;
 #include <config_graphite.h>
 #if ENABLE_GRAPHITE
 #include <i18nlangtag/languagetag.hxx>
-#include <graphite_layout.hxx>
 #include <graphite_features.hxx>
 #endif
 
@@ -110,71 +107,6 @@ inline int ImplWinFontEntry::GetCachedGlyphWidth( int nCharCode ) const
     return it->second;
 }
 
-class WinLayout : public SalLayout
-{
-public:
-                        WinLayout( HDC, const ImplWinFontData&, ImplWinFontEntry& );
-    virtual void        InitFont() const;
-    void                SetFontScale( float f ) { mfFontScale = f; }
-    HFONT               DisableFontScaling( void) const;
-
-    SCRIPT_CACHE&       GetScriptCache() const
-                            { return mrWinFontEntry.GetScriptCache(); }
-
-protected:
-    HDC                 mhDC;               // WIN32 device handle
-    HFONT               mhFont;             // WIN32 font handle
-    int                 mnBaseAdv;          // x-offset relative to Layout origin
-    float               mfFontScale;        // allows metrics emulation of huge font sizes
-
-    const ImplWinFontData& mrWinFontData;
-    ImplWinFontEntry&   mrWinFontEntry;
-};
-
-class SimpleWinLayout : public WinLayout
-{
-public:
-                    SimpleWinLayout( HDC, BYTE nCharSet, const ImplWinFontData&, ImplWinFontEntry& );
-    virtual         ~SimpleWinLayout();
-
-    virtual bool    LayoutText( ImplLayoutArgs& );
-    virtual void    AdjustLayout( ImplLayoutArgs& );
-    virtual void    DrawText( SalGraphics& ) const;
-
-    virtual int     GetNextGlyphs( int nLen, sal_GlyphId* pGlyphs, Point& rPos, int&,
-                                   DeviceCoordinate* pGlyphAdvances, int* pCharIndexes,
-                                   const PhysicalFontFace** pFallbackFonts = NULL ) const;
-
-    virtual DeviceCoordinate FillDXArray( DeviceCoordinate* pDXArray ) const;
-    virtual sal_Int32 GetTextBreak(DeviceCoordinate nMaxWidth, DeviceCoordinate nCharExtra, int nFactor) const SAL_OVERRIDE;
-    virtual void    GetCaretPositions( int nArraySize, long* pCaretXArray ) const;
-
-    // for glyph+font+script fallback
-    virtual void    MoveGlyph( int nStart, long nNewXPos );
-    virtual void    DropGlyph( int nStart );
-    virtual void    Simplify( bool bIsBase );
-
-protected:
-    void            Justify( DeviceCoordinate nNewWidth );
-    void            ApplyDXArray( const ImplLayoutArgs& );
-
-private:
-    int             mnGlyphCount;
-    int             mnCharCount;
-    WCHAR*          mpOutGlyphs;
-    int*            mpGlyphAdvances;    // if possible this is shared with mpGlyphAdvances[]
-    int*            mpGlyphOrigAdvs;
-    int*            mpCharWidths;       // map rel char pos to char width
-    int*            mpChars2Glyphs;     // map rel char pos to abs glyph pos
-    int*            mpGlyphs2Chars;     // map abs glyph pos to abs char pos
-    bool*           mpGlyphRTLFlags;    // BiDi status for glyphs: true=>RTL
-    mutable long    mnWidth;
-    bool            mbDisableGlyphs;
-
-    int             mnNotdefWidth;
-    BYTE            mnCharSet;
-};
-
 WinLayout::WinLayout( HDC hDC, const ImplWinFontData& rWFD, ImplWinFontEntry& rWFE )
 :   mhDC( hDC ),
     mhFont( (HFONT)::GetCurrentObject(hDC,OBJ_FONT) ),
@@ -211,6 +143,11 @@ HFONT WinLayout::DisableFontScaling() const
     return SelectFont( mhDC, hHugeFont );
 }
 
+SCRIPT_CACHE& WinLayout::GetScriptCache() const
+{
+    return mrWinFontEntry.GetScriptCache();
+}
+
 SimpleWinLayout::SimpleWinLayout( HDC hDC, BYTE nCharSet,
     const ImplWinFontData& rWinFontData, ImplWinFontEntry& rWinFontEntry )
 :   WinLayout( hDC, rWinFontData, rWinFontEntry ),
@@ -954,72 +891,6 @@ public:
     bool            HasKashidas() const { return mbHasKashidas; }
 };
 
-class UniscribeLayout : public WinLayout
-{
-public:
-                    UniscribeLayout( HDC, const ImplWinFontData&, ImplWinFontEntry& );
-
-    virtual bool    LayoutText( ImplLayoutArgs& );
-    virtual void    AdjustLayout( ImplLayoutArgs& );
-    virtual void    DrawText( SalGraphics& ) const;
-    virtual int     GetNextGlyphs( int nLen, sal_GlyphId* pGlyphs, Point& rPos, int&,
-                                   DeviceCoordinate* pGlyphAdvances, int* pCharPosAry,
-                                   const PhysicalFontFace** pFallbackFonts = NULL ) const;
-
-    virtual DeviceCoordinate FillDXArray( DeviceCoordinate* pDXArray ) const;
-    virtual sal_Int32 GetTextBreak(DeviceCoordinate nMaxWidth, DeviceCoordinate nCharExtra, int nFactor) const SAL_OVERRIDE;
-    virtual void    GetCaretPositions( int nArraySize, long* pCaretXArray ) const;
-    virtual bool    IsKashidaPosValid ( int nCharPos ) const;
-
-    // for glyph+font+script fallback
-    virtual void    MoveGlyph( int nStart, long nNewXPos );
-    virtual void    DropGlyph( int nStart );
-    virtual void    Simplify( bool bIsBase );
-    virtual void    DisableGlyphInjection( bool bDisable ) { mbDisableGlyphInjection = bDisable; }
-
-protected:
-    virtual         ~UniscribeLayout();
-
-    void            Justify( DeviceCoordinate nNewWidth );
-    void            ApplyDXArray( const ImplLayoutArgs& );
-
-    bool            GetItemSubrange( const VisualItem&,
-                        int& rMinIndex, int& rEndIndex ) const;
-
-private:
-    // item specific info
-    SCRIPT_ITEM*    mpScriptItems;      // in logical order
-    VisualItem*     mpVisualItems;      // in visual order
-    int             mnItemCount;        // number of visual items
-
-    // string specific info
-    // everything is in logical order
-    int             mnCharCapacity;
-    WORD*           mpLogClusters;      // map from absolute_char_pos to relative_glyph_pos
-    int*            mpCharWidths;       // map from absolute_char_pos to char_width
-    int             mnSubStringMin;     // char_pos of first char in context
-
-    // glyph specific info
-    // everything is in visual order
-    int             mnGlyphCount;
-    int             mnGlyphCapacity;
-    int*            mpGlyphAdvances;    // glyph advance width before justification
-    int*            mpJustifications;   // glyph advance width after justification
-    WORD*           mpOutGlyphs;        // glyphids in visual order
-    GOFFSET*        mpGlyphOffsets;     // glyph offsets to the "naive" layout
-    SCRIPT_VISATTR* mpVisualAttrs;      // glyph visual attributes
-    mutable int*    mpGlyphs2Chars;     // map from absolute_glyph_pos to absolute_char_pos
-
-    // kashida stuff
-    void InitKashidaHandling();
-    void KashidaItemFix( int nMinGlyphPos, int nEndGlyphPos );
-    bool KashidaWordFix( int nMinGlyphPos, int nEndGlyphPos, int* pnCurrentPos );
-
-    int            mnMinKashidaWidth;
-    int            mnMinKashidaGlyph;
-    bool           mbDisableGlyphInjection;
-};
-
 static bool bUspInited = false;
 
 static bool bManualCellAlign = true;
@@ -2604,63 +2475,12 @@ bool UniscribeLayout::IsKashidaPosValid ( int nCharPos ) const
 
 #if ENABLE_GRAPHITE
 
-class GraphiteLayoutWinImpl : public GraphiteLayout
-{
-public:
-    GraphiteLayoutWinImpl(const gr_face * pFace, ImplWinFontEntry & rFont)
-        throw()
-    : GraphiteLayout(pFace), mrFont(rFont) {};
-    virtual ~GraphiteLayoutWinImpl() throw() {};
-    virtual sal_GlyphId getKashidaGlyph(int & rWidth);
-private:
-    ImplWinFontEntry & mrFont;
-};
-
 sal_GlyphId GraphiteLayoutWinImpl::getKashidaGlyph(int & rWidth)
 {
     rWidth = mrFont.GetMinKashidaWidth();
     return mrFont.GetMinKashidaGlyph();
 }
 
-// This class uses the SIL Graphite engine to provide complex text layout services to the VCL
-// @author tse
-
-class GraphiteWinLayout : public WinLayout
-{
-private:
-    gr_font * mpFont;
-    grutils::GrFeatureParser * mpFeatures;
-    mutable GraphiteLayoutWinImpl maImpl;
-public:
-    GraphiteWinLayout(HDC hDC, const ImplWinFontData& rWFD, ImplWinFontEntry& rWFE) throw();
-
-    // used by upper layers
-    virtual bool  LayoutText( ImplLayoutArgs& );    // first step of layout
-    virtual void  AdjustLayout( ImplLayoutArgs& );  // adjusting after fallback etc.
-    virtual void  DrawText( SalGraphics& ) const;
-
-    // methods using string indexing
-    virtual sal_Int32 GetTextBreak(DeviceCoordinate nMaxWidth, DeviceCoordinate nCharExtra=0, int nFactor=1) const SAL_OVERRIDE;
-    virtual DeviceCoordinate FillDXArray( DeviceCoordinate* pDXArray ) const;
-
-    virtual void  GetCaretPositions( int nArraySize, long* pCaretXArray ) const;
-
-    // methods using glyph indexing
-    virtual int   GetNextGlyphs(int nLen, sal_GlyphId* pGlyphIdxAry, ::Point & rPos, int&,
-                                DeviceCoordinate* pGlyphAdvAry = NULL, int* pCharPosAry = NULL,
-                                const PhysicalFontFace** pFallbackFonts = NULL ) const;
-
-    // used by glyph+font+script fallback
-    virtual void    MoveGlyph( int nStart, long nNewXPos );
-    virtual void    DropGlyph( int nStart );
-    virtual void    Simplify( bool bIsBase );
-    ~GraphiteWinLayout()
-    {
-        delete mpFeatures;
-        gr_font_destroy(maImpl.GetFont());
-    }
-};
-
 float gr_fontAdvance(const void* appFontHandle, gr_uint16 glyphId)
 {
     HDC hDC = reinterpret_cast<HDC>(const_cast<void*>(appFontHandle));
@@ -2701,6 +2521,12 @@ GraphiteWinLayout::GraphiteWinLayout(HDC hDC, const ImplWinFontData& rWFD, ImplW
     maImpl.SetFeatures(mpFeatures);
 }
 
+GraphiteWinLayout::~GraphiteWinLayout()
+{
+    delete mpFeatures;
+    gr_font_destroy(maImpl.GetFont());
+}
+
 bool GraphiteWinLayout::LayoutText( ImplLayoutArgs & args)
 {
     if (args.mnMinCharPos >= args.mnEndCharPos)
diff --git a/vcl/win/source/gdi/winlayout.hxx b/vcl/win/source/gdi/winlayout.hxx
new file mode 100644
index 000000000000..b96e9eab6427
--- /dev/null
+++ b/vcl/win/source/gdi/winlayout.hxx
@@ -0,0 +1,221 @@
+/* -*- 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 .
+ */
+
+#ifndef INCLUDED_VCL_WIN_SOURCE_GDI_WINLAYOUT_HXX
+#define INCLUDED_VCL_WIN_SOURCE_GDI_WINLAYOUT_HXX
+
+#include <rtl/ustring.hxx>
+
+#include <sallayout.hxx>
+#include <svsys.h>
+#include <win/salgdi.h>
+
+#include <usp10.h>
+
+// Graphite headers
+#include <config_graphite.h>
+#if ENABLE_GRAPHITE
+#include <graphite_layout.hxx>
+#endif
+
+class ImplWinFontEntry;
+struct VisualItem;
+
+class WinLayout : public SalLayout
+{
+public:
+                        WinLayout( HDC, const ImplWinFontData&, ImplWinFontEntry& );
+    virtual void        InitFont() const;
+    void                SetFontScale( float f ) { mfFontScale = f; }
+    HFONT               DisableFontScaling( void) const;
+
+    SCRIPT_CACHE&       GetScriptCache() const;
+
+protected:
+    HDC                 mhDC;               // WIN32 device handle
+    HFONT               mhFont;             // WIN32 font handle
+    int                 mnBaseAdv;          // x-offset relative to Layout origin
+    float               mfFontScale;        // allows metrics emulation of huge font sizes
+
+    const ImplWinFontData& mrWinFontData;
+    ImplWinFontEntry&   mrWinFontEntry;
+};
+
+class SimpleWinLayout : public WinLayout
+{
+public:
+                    SimpleWinLayout( HDC, BYTE nCharSet, const ImplWinFontData&, ImplWinFontEntry& );
+    virtual         ~SimpleWinLayout();
+
+    virtual bool    LayoutText( ImplLayoutArgs& );
+    virtual void    AdjustLayout( ImplLayoutArgs& );
+    virtual void    DrawText( SalGraphics& ) const;
+
+    virtual int     GetNextGlyphs( int nLen, sal_GlyphId* pGlyphs, Point& rPos, int&,
+                                   DeviceCoordinate* pGlyphAdvances, int* pCharIndexes,
+                                   const PhysicalFontFace** pFallbackFonts = NULL ) const;
+
+    virtual DeviceCoordinate FillDXArray( DeviceCoordinate* pDXArray ) const;
+    virtual sal_Int32 GetTextBreak(DeviceCoordinate nMaxWidth, DeviceCoordinate nCharExtra, int nFactor) const SAL_OVERRIDE;
+    virtual void    GetCaretPositions( int nArraySize, long* pCaretXArray ) const;
+
+    // for glyph+font+script fallback
+    virtual void    MoveGlyph( int nStart, long nNewXPos );
+    virtual void    DropGlyph( int nStart );
+    virtual void    Simplify( bool bIsBase );
+
+protected:
+    void            Justify( DeviceCoordinate nNewWidth );
+    void            ApplyDXArray( const ImplLayoutArgs& );
+
+private:
+    int             mnGlyphCount;
+    int             mnCharCount;
+    WCHAR*          mpOutGlyphs;
+    int*            mpGlyphAdvances;    // if possible this is shared with mpGlyphAdvances[]
+    int*            mpGlyphOrigAdvs;
+    int*            mpCharWidths;       // map rel char pos to char width
+    int*            mpChars2Glyphs;     // map rel char pos to abs glyph pos
+    int*            mpGlyphs2Chars;     // map abs glyph pos to abs char pos
+    bool*           mpGlyphRTLFlags;    // BiDi status for glyphs: true=>RTL
+    mutable long    mnWidth;
+    bool            mbDisableGlyphs;
+
+    int             mnNotdefWidth;
+    BYTE            mnCharSet;
+};
+
+class UniscribeLayout : public WinLayout
+{
+public:
+                    UniscribeLayout( HDC, const ImplWinFontData&, ImplWinFontEntry& );
+
+    virtual bool    LayoutText( ImplLayoutArgs& );
+    virtual void    AdjustLayout( ImplLayoutArgs& );
+    virtual void    DrawText( SalGraphics& ) const;
+    virtual int     GetNextGlyphs( int nLen, sal_GlyphId* pGlyphs, Point& rPos, int&,
+                                   DeviceCoordinate* pGlyphAdvances, int* pCharPosAry,
+                                   const PhysicalFontFace** pFallbackFonts = NULL ) const;
+
+    virtual DeviceCoordinate FillDXArray( DeviceCoordinate* pDXArray ) const;
+    virtual sal_Int32 GetTextBreak(DeviceCoordinate nMaxWidth, DeviceCoordinate nCharExtra, int nFactor) const SAL_OVERRIDE;
+    virtual void    GetCaretPositions( int nArraySize, long* pCaretXArray ) const;
+    virtual bool    IsKashidaPosValid ( int nCharPos ) const;
+
+    // for glyph+font+script fallback
+    virtual void    MoveGlyph( int nStart, long nNewXPos );
+    virtual void    DropGlyph( int nStart );
+    virtual void    Simplify( bool bIsBase );
+    virtual void    DisableGlyphInjection( bool bDisable ) { mbDisableGlyphInjection = bDisable; }
+
+protected:
+    virtual         ~UniscribeLayout();
+
+    void            Justify( DeviceCoordinate nNewWidth );
+    void            ApplyDXArray( const ImplLayoutArgs& );
+
+    bool            GetItemSubrange( const VisualItem&,
+                        int& rMinIndex, int& rEndIndex ) const;
+
+private:
+    // item specific info
+    SCRIPT_ITEM*    mpScriptItems;      // in logical order
+    VisualItem*     mpVisualItems;      // in visual order
+    int             mnItemCount;        // number of visual items
+
+    // string specific info
+    // everything is in logical order
+    int             mnCharCapacity;
+    WORD*           mpLogClusters;      // map from absolute_char_pos to relative_glyph_pos
+    int*            mpCharWidths;       // map from absolute_char_pos to char_width
+    int             mnSubStringMin;     // char_pos of first char in context
+
+    // glyph specific info
+    // everything is in visual order
+    int             mnGlyphCount;
+    int             mnGlyphCapacity;
+    int*            mpGlyphAdvances;    // glyph advance width before justification
+    int*            mpJustifications;   // glyph advance width after justification
+    WORD*           mpOutGlyphs;        // glyphids in visual order
+    GOFFSET*        mpGlyphOffsets;     // glyph offsets to the "naive" layout
+    SCRIPT_VISATTR* mpVisualAttrs;      // glyph visual attributes
+    mutable int*    mpGlyphs2Chars;     // map from absolute_glyph_pos to absolute_char_pos
+
+    // kashida stuff
+    void InitKashidaHandling();
+    void KashidaItemFix( int nMinGlyphPos, int nEndGlyphPos );
+    bool KashidaWordFix( int nMinGlyphPos, int nEndGlyphPos, int* pnCurrentPos );
+
+    int            mnMinKashidaWidth;
+    int            mnMinKashidaGlyph;
+    bool           mbDisableGlyphInjection;
+};
+
+#if ENABLE_GRAPHITE
+
+class GraphiteLayoutWinImpl : public GraphiteLayout
+{
+public:
+    GraphiteLayoutWinImpl(const gr_face * pFace, ImplWinFontEntry & rFont)
+        throw()
+    : GraphiteLayout(pFace), mrFont(rFont) {};
+    virtual ~GraphiteLayoutWinImpl() throw() {};
+    virtual sal_GlyphId getKashidaGlyph(int & rWidth);
+private:
+    ImplWinFontEntry & mrFont;
+};
+
+/// This class uses the SIL Graphite engine to provide complex text layout services to the VCL
+class GraphiteWinLayout : public WinLayout
+{
+private:
+    gr_font * mpFont;
+    grutils::GrFeatureParser * mpFeatures;
+    mutable GraphiteLayoutWinImpl maImpl;
+public:
+    GraphiteWinLayout(HDC hDC, const ImplWinFontData& rWFD, ImplWinFontEntry& rWFE) throw();
+    virtual ~GraphiteWinLayout();
+
+    // used by upper layers
+    virtual bool  LayoutText( ImplLayoutArgs& );    // first step of layout
+    virtual void  AdjustLayout( ImplLayoutArgs& );  // adjusting after fallback etc.
+    virtual void  DrawText( SalGraphics& ) const;
+
+    // methods using string indexing
+    virtual sal_Int32 GetTextBreak(DeviceCoordinate nMaxWidth, DeviceCoordinate nCharExtra=0, int nFactor=1) const SAL_OVERRIDE;
+    virtual DeviceCoordinate FillDXArray( DeviceCoordinate* pDXArray ) const;
+
+    virtual void  GetCaretPositions( int nArraySize, long* pCaretXArray ) const;
+
+    // methods using glyph indexing
+    virtual int   GetNextGlyphs(int nLen, sal_GlyphId* pGlyphIdxAry, ::Point & rPos, int&,
+                                DeviceCoordinate* pGlyphAdvAry = NULL, int* pCharPosAry = NULL,
+                                const PhysicalFontFace** pFallbackFonts = NULL ) const;
+
+    // used by glyph+font+script fallback
+    virtual void    MoveGlyph( int nStart, long nNewXPos );
+    virtual void    DropGlyph( int nStart );
+    virtual void    Simplify( bool bIsBase );
+};
+
+#endif // ENABLE_GRAPHITE
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */