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Diffstat (limited to 'vcl/unx/inc/xfont.hxx')
| -rw-r--r-- | vcl/unx/inc/xfont.hxx | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/vcl/unx/inc/xfont.hxx b/vcl/unx/inc/xfont.hxx new file mode 100644 index 000000000000..4041ed7ce67d --- /dev/null +++ b/vcl/unx/inc/xfont.hxx @@ -0,0 +1,162 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ +#ifndef EXTENDED_FONTSTRUCT_HXX +#define EXTENDED_FONTSTRUCT_HXX + +#ifndef _XLIB_H_ +#include <tools/prex.h> +#include <X11/Xlib.h> +#include <tools/postx.h> +#endif +#include <tools/ref.hxx> +#include <rtl/tencinfo.h> +#include <vcl/vclenum.hxx> +#include <vcl/sallayout.hxx> + +typedef unsigned short sal_MultiByte; + +class ImplFontMetricData; +class ExtendedXlfd; + +struct VerticalTextItem +{ + BOOL mbFixed; + XFontStruct* mpXFontStruct; + const sal_Unicode* mpString; + int mnLength; + int mnTransX; + int mnTransY; + int mnFixedAdvance; + int* mpAdvanceAry; + + VerticalTextItem( XFontStruct* pXFontStruct, + const sal_Unicode* pString, + int nLength, + int nTransX, + int nTransY, + int nFixedAdvance ) + : mbFixed( TRUE ), + mpXFontStruct( pXFontStruct ), + mpString( pString ), + mnLength( nLength ), + mnTransX( nTransX ), + mnTransY( nTransY ), + mnFixedAdvance( nFixedAdvance ) + {} + + VerticalTextItem( XFontStruct* pXFontStruct, + const sal_Unicode* pString, + int nLength, + int nTransX, + int nTransY, + int* pAdvanceAry ) + : mbFixed( FALSE ), + mpXFontStruct( pXFontStruct ), + mpString( pString ), + mnLength( nLength ), + mnTransX( nTransX ), + mnTransY( nTransY ), + mpAdvanceAry( pAdvanceAry ) + {} + + ~VerticalTextItem() + { + if (!mbFixed) + { + delete( mpAdvanceAry ); + } + } +}; + +class ExtendedFontStruct : public SvRefBase +{ + private: + Display* mpDisplay; + Size maPixelSize; + float mfXScale; + float mfYScale; + sal_Size mnDefaultWidth; + sal_Bool mbVertical; + rtl_TextEncoding mnCachedEncoding; + rtl_TextEncoding mnAsciiEncoding; + + ExtendedXlfd* mpXlfd; + XFontStruct** mpXFontStruct; + + // unicode range cache + mutable sal_uInt32* mpRangeCodes; + mutable int mnRangeCount; + + int LoadEncoding( rtl_TextEncoding nEncoding ); + FontPitch GetSpacing( rtl_TextEncoding nEncoding ); + bool GetFontBoundingBox( XCharStruct *pCharStruct, + int *pAscent, int *pDescent ) ; + + sal_Size GetDefaultWidth(); + sal_Size GetCharWidth8( sal_Unicode nFrom, sal_Unicode nTo, + sal_Int32 *pWidthArray, + rtl_TextEncoding nEncoding ); + sal_Size GetCharWidthUTF16( sal_Unicode nFrom, sal_Unicode nTo, + sal_Int32 *pWidthArray ); + sal_Size GetCharWidth16( sal_Unicode nFrom, sal_Unicode nTo, + sal_Int32 *pWidthArray, ExtendedFontStruct *pFallback ); + public: + ExtendedFontStruct( Display* pDisplay, + const Size& rPixelSize, sal_Bool bVertical, + ExtendedXlfd* pXlfd ); + ~ExtendedFontStruct(); + bool Match( const ExtendedXlfd *pXlfd, + const Size& rPixelSize, sal_Bool bVertical ) const; + XFontStruct* GetFontStruct( rtl_TextEncoding nEncoding ); + XFontStruct* GetFontStruct( sal_Unicode nChar, + rtl_TextEncoding *pEncoding ); + bool ToImplFontMetricData( ImplFontMetricData *pMetric ); + rtl_TextEncoding GetAsciiEncoding( int *pAsciiRange = NULL ) const; + sal_Size GetCharWidth( sal_Unicode, + sal_Int32* pPhysWidth, sal_Int32* pLogWidth ); + int GetFontCodeRanges( sal_uInt32* pCodePairs ) const; + bool HasUnicodeChar( sal_Unicode ) const; +}; + +// Declaration and Implementation for ExtendedFontStructRef: Add RefCounting +// to ExtendedFontStruct (it's not possible to separate decl and impl into +// a separate source file: all ref member functions are inline +SV_DECL_IMPL_REF( ExtendedFontStruct ); + +class X11FontLayout : public GenericSalLayout +{ +public: + X11FontLayout( ExtendedFontStruct& ); + virtual bool LayoutText( ImplLayoutArgs& ); + virtual void AdjustLayout( ImplLayoutArgs& ); + virtual void DrawText( SalGraphics& ) const; + +private: + ExtendedFontStruct& mrFont; +}; + +#endif /* EXTENDED_FONTSTRUCT_HXX */ |