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| -rw-r--r-- | include/vcl/font.hxx | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/include/vcl/font.hxx b/include/vcl/font.hxx new file mode 100644 index 000000000..faccd0cff --- /dev/null +++ b/include/vcl/font.hxx @@ -0,0 +1,185 @@ +/* -*- 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_FONT_HXX +#define INCLUDED_VCL_FONT_HXX + +#include <rtl/ustring.hxx> +#include <sal/types.h> +#include <vcl/dllapi.h> +#include <tools/color.hxx> +#include <tools/fontenum.hxx> +#include <i18nlangtag/lang.h> +#include <vcl/fntstyle.hxx> +#include <o3tl/cow_wrapper.hxx> + +class Size; +class LanguageTag; +class SvStream; +#define FontAlign TextAlign + +class ImplFont; +class FontAttributes; +namespace vcl { class Font; } +// need to first declare these outside the vcl namespace, or the friend declarations won't work right +VCL_DLLPUBLIC SvStream& ReadFont( SvStream& rIStm, vcl::Font& ); +VCL_DLLPUBLIC SvStream& WriteFont( SvStream& rOStm, const vcl::Font& ); + +namespace vcl { + +class SAL_WARN_UNUSED VCL_DLLPUBLIC Font +{ +public: + explicit Font(); + Font( const Font& ); // TODO make me explicit + Font( Font&& ) noexcept; + explicit Font( const OUString& rFamilyName, const Size& ); + explicit Font( const OUString& rFamilyName, const OUString& rStyleName, const Size& ); + explicit Font( FontFamily eFamily, const Size& ); + virtual ~Font(); + + const OUString& GetFamilyName() const; + FontFamily GetFamilyType(); + FontFamily GetFamilyType() const; + const OUString& GetStyleName() const; + + FontWeight GetWeight(); + FontWeight GetWeight() const; + FontItalic GetItalic(); + FontItalic GetItalic() const; + FontPitch GetPitch(); + FontPitch GetPitch() const; + FontWidth GetWidthType(); + FontWidth GetWidthType() const; + FontAlign GetAlignment() const; + rtl_TextEncoding GetCharSet() const; + + bool IsSymbolFont() const; + + void SetFamilyName( const OUString& rFamilyName ); + void SetStyleName( const OUString& rStyleName ); + void SetFamily( FontFamily ); + + void SetPitch( FontPitch ePitch ); + void SetItalic( FontItalic ); + void SetWeight( FontWeight ); + void SetWidthType( FontWidth ); + void SetAlignment( FontAlign ); + void SetCharSet( rtl_TextEncoding ); + + void SetSymbolFlag( bool ); + + // Device dependent functions + int GetQuality() const; + + void SetQuality(int); + void IncreaseQualityBy(int); + void DecreaseQualityBy(int); + + // setting the color on the font is obsolete, the only remaining + // valid use is for keeping backward compatibility with old MetaFiles + const Color& GetColor() const; + const Color& GetFillColor() const; + + bool IsTransparent() const; + + void SetColor( const Color& ); + void SetFillColor( const Color& ); + + void SetTransparent( bool bTransparent ); + + void SetFontSize( const Size& ); + const Size& GetFontSize() const; + void SetFontHeight( long nHeight ); + long GetFontHeight() const; + void SetAverageFontWidth( long nWidth ); + long GetAverageFontWidth() const; + + // Prefer LanguageTag over LanguageType + void SetLanguageTag( const LanguageTag & ); + const LanguageTag& GetLanguageTag() const; + void SetCJKContextLanguageTag( const LanguageTag& ); + const LanguageTag& GetCJKContextLanguageTag() const; + void SetLanguage( LanguageType ); + LanguageType GetLanguage() const; + void SetCJKContextLanguage( LanguageType ); + LanguageType GetCJKContextLanguage() const; + + void SetOrientation( short nLineOrientation ); + short GetOrientation() const; + void SetVertical( bool bVertical ); + bool IsVertical() const; + void SetKerning( FontKerning nKerning ); + FontKerning GetKerning() const; + bool IsKerning() const; + + void SetOutline( bool bOutline ); + bool IsOutline() const; + void SetShadow( bool bShadow ); + bool IsShadow() const; + void SetRelief( FontRelief ); + FontRelief GetRelief() const; + void SetUnderline( FontLineStyle ); + FontLineStyle GetUnderline() const; + void SetOverline( FontLineStyle ); + FontLineStyle GetOverline() const; + void SetStrikeout( FontStrikeout ); + FontStrikeout GetStrikeout() const; + void SetEmphasisMark( FontEmphasisMark ); + FontEmphasisMark GetEmphasisMark() const; + void SetWordLineMode( bool bWordLine ); + bool IsWordLineMode() const; + + void Merge( const Font& rFont ); + void GetFontAttributes( FontAttributes& rAttrs ) const; + + Font& operator=( const Font& ); + Font& operator=( Font&& ) noexcept; + bool operator==( const Font& ) const; + bool operator!=( const Font& rFont ) const + { return !(Font::operator==( rFont )); } + bool IsSameInstance( const Font& ) const; + + friend VCL_DLLPUBLIC SvStream& ::ReadFont( SvStream& rIStm, vcl::Font& ); + friend VCL_DLLPUBLIC SvStream& ::WriteFont( SvStream& rOStm, const vcl::Font& ); + + static Font identifyFont( const void* pBuffer, sal_uInt32 nLen ); + + typedef o3tl::cow_wrapper< ImplFont > ImplType; + + inline bool IsUnderlineAbove() const; + +private: + ImplType mpImplFont; +}; + +inline bool Font::IsUnderlineAbove() const +{ + if (!IsVertical()) + return false; + // the underline is right for Japanese only + return (LANGUAGE_JAPANESE == GetLanguage()) || + (LANGUAGE_JAPANESE == GetCJKContextLanguage()); +} + +} + +#endif // _VCL_FONT_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |