xref: /AOO41X/main/vcl/inc/graphite_serverfont.hxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
1*cdf0e10cSrcweir /*************************************************************************
2*cdf0e10cSrcweir  *
3*cdf0e10cSrcweir  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4*cdf0e10cSrcweir  *
5*cdf0e10cSrcweir  * Copyright 2000, 2010 Oracle and/or its affiliates.
6*cdf0e10cSrcweir  *
7*cdf0e10cSrcweir  * OpenOffice.org - a multi-platform office productivity suite
8*cdf0e10cSrcweir  *
9*cdf0e10cSrcweir  * This file is part of OpenOffice.org.
10*cdf0e10cSrcweir  *
11*cdf0e10cSrcweir  * OpenOffice.org is free software: you can redistribute it and/or modify
12*cdf0e10cSrcweir  * it under the terms of the GNU Lesser General Public License version 3
13*cdf0e10cSrcweir  * only, as published by the Free Software Foundation.
14*cdf0e10cSrcweir  *
15*cdf0e10cSrcweir  * OpenOffice.org is distributed in the hope that it will be useful,
16*cdf0e10cSrcweir  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17*cdf0e10cSrcweir  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18*cdf0e10cSrcweir  * GNU Lesser General Public License version 3 for more details
19*cdf0e10cSrcweir  * (a copy is included in the LICENSE file that accompanied this code).
20*cdf0e10cSrcweir  *
21*cdf0e10cSrcweir  * You should have received a copy of the GNU Lesser General Public License
22*cdf0e10cSrcweir  * version 3 along with OpenOffice.org.  If not, see
23*cdf0e10cSrcweir  * <http://www.openoffice.org/license.html>
24*cdf0e10cSrcweir  * for a copy of the LGPLv3 License.
25*cdf0e10cSrcweir  *
26*cdf0e10cSrcweir  ************************************************************************/
27*cdf0e10cSrcweir 
28*cdf0e10cSrcweir #ifndef _SV_GRAPHITESERVERFONT_HXX
29*cdf0e10cSrcweir #define _SV_GRAPHITESERVERFONT_HXX
30*cdf0e10cSrcweir 
31*cdf0e10cSrcweir // We need this to enable namespace support in libgrengine headers.
32*cdf0e10cSrcweir #define GR_NAMESPACE
33*cdf0e10cSrcweir 
34*cdf0e10cSrcweir #ifndef MSC
35*cdf0e10cSrcweir #include <graphite_layout.hxx>
36*cdf0e10cSrcweir #include <graphite_adaptors.hxx>
37*cdf0e10cSrcweir 
38*cdf0e10cSrcweir // Modules
39*cdf0e10cSrcweir 
40*cdf0e10cSrcweir class VCL_PLUGIN_PUBLIC GraphiteLayoutImpl : public GraphiteLayout
41*cdf0e10cSrcweir {
42*cdf0e10cSrcweir public:
43*cdf0e10cSrcweir     GraphiteLayoutImpl(const gr::Font & font, const grutils::GrFeatureParser * features, GraphiteFontAdaptor * pFont) throw()
44*cdf0e10cSrcweir     : GraphiteLayout(font, features), mpFont(pFont) {};
45*cdf0e10cSrcweir     virtual ~GraphiteLayoutImpl() throw() {};
46*cdf0e10cSrcweir     virtual sal_GlyphId getKashidaGlyph(int & width);
47*cdf0e10cSrcweir private:
48*cdf0e10cSrcweir     GraphiteFontAdaptor * mpFont;
49*cdf0e10cSrcweir };
50*cdf0e10cSrcweir 
51*cdf0e10cSrcweir // This class implments the server font specific parts.
52*cdf0e10cSrcweir // @author tse
53*cdf0e10cSrcweir //
54*cdf0e10cSrcweir class VCL_PLUGIN_PUBLIC GraphiteServerFontLayout : public ServerFontLayout
55*cdf0e10cSrcweir {
56*cdf0e10cSrcweir private:
57*cdf0e10cSrcweir         mutable GraphiteFontAdaptor * mpFont;
58*cdf0e10cSrcweir         // mutable so that the DrawOffset/DrawBase can be set
59*cdf0e10cSrcweir         mutable GraphiteLayoutImpl maImpl;
60*cdf0e10cSrcweir public:
61*cdf0e10cSrcweir         explicit GraphiteServerFontLayout( GraphiteFontAdaptor* font ) throw();
62*cdf0e10cSrcweir 
63*cdf0e10cSrcweir         virtual bool  LayoutText( ImplLayoutArgs& rArgs) { SalLayout::AdjustLayout(rArgs); return maImpl.LayoutText(rArgs); };    // first step of layout
64*cdf0e10cSrcweir         virtual void  AdjustLayout( ImplLayoutArgs& rArgs)
65*cdf0e10cSrcweir         {
66*cdf0e10cSrcweir             SalLayout::AdjustLayout(rArgs);
67*cdf0e10cSrcweir             maImpl.DrawBase() = maDrawBase;
68*cdf0e10cSrcweir             maImpl.DrawOffset() = maDrawOffset;
69*cdf0e10cSrcweir             maImpl.AdjustLayout(rArgs);
70*cdf0e10cSrcweir         };
71*cdf0e10cSrcweir         virtual long    GetTextWidth() const                           { return maImpl.GetTextWidth(); }
72*cdf0e10cSrcweir         virtual long    FillDXArray( sal_Int32* dxa ) const                 { return maImpl.FillDXArray(dxa); }
73*cdf0e10cSrcweir         virtual int     GetTextBreak( long mw, long ce, int f ) const  { return maImpl.GetTextBreak(mw, ce, f); }
74*cdf0e10cSrcweir         virtual void    GetCaretPositions( int as, sal_Int32* cxa ) const   { maImpl.GetCaretPositions(as, cxa); }
75*cdf0e10cSrcweir 
76*cdf0e10cSrcweir         // used by display layers
77*cdf0e10cSrcweir         virtual int     GetNextGlyphs( int l, sal_GlyphId* gia, Point& p, int& s,
78*cdf0e10cSrcweir                         sal_Int32* gaa = NULL, int* cpa = NULL ) const
79*cdf0e10cSrcweir         {
80*cdf0e10cSrcweir             maImpl.DrawBase() = maDrawBase;
81*cdf0e10cSrcweir             maImpl.DrawOffset() = maDrawOffset;
82*cdf0e10cSrcweir             return maImpl.GetNextGlyphs(l, gia, p, s, gaa, cpa);
83*cdf0e10cSrcweir         }
84*cdf0e10cSrcweir 
85*cdf0e10cSrcweir         virtual void    MoveGlyph( int nStart, long nNewXPos ) { maImpl.MoveGlyph(nStart, nNewXPos); };
86*cdf0e10cSrcweir         virtual void    DropGlyph( int nStart ) { maImpl.DropGlyph(nStart); };
87*cdf0e10cSrcweir         virtual void    Simplify( bool bIsBase ) { maImpl.Simplify(bIsBase); };
88*cdf0e10cSrcweir 
89*cdf0e10cSrcweir         virtual ~GraphiteServerFontLayout() throw();
90*cdf0e10cSrcweir 
91*cdf0e10cSrcweir // For use with PspGraphics
92*cdf0e10cSrcweir         const sal_Unicode* getTextPtr() const;
93*cdf0e10cSrcweir         int getMinCharPos() const { return mnMinCharPos; }
94*cdf0e10cSrcweir         int getMaxCharPos() const { return mnEndCharPos; }
95*cdf0e10cSrcweir };
96*cdf0e10cSrcweir 
97*cdf0e10cSrcweir #endif
98*cdf0e10cSrcweir #endif //_SV_GRAPHITESERVERFONT_HXX
99