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/* -*- 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 <tools/long.hxx>
#include <tools/degree.hxx>
#include <i18nlangtag/lang.h>
#include <vcl/fntstyle.hxx>
#include <o3tl/cow_wrapper.hxx>
class Size;
class LanguageTag;
class SvStream;
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;
TextAlign 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( TextAlign );
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( tools::Long nHeight );
tools::Long GetFontHeight() const;
void SetAverageFontWidth( tools::Long nWidth );
tools::Long GetAverageFontWidth() const;
// tdf#127471 for corrections on EMF/WMF we need the AvgFontWidth in Windows-specific notation
tools::Long GetOrCalculateAverageFontWidth() 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( Degree10 nLineOrientation );
Degree10 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;
bool EqualIgnoreColor( const Font& ) const;
// Compute value usable as hash.
size_t GetHashValue() const;
size_t GetHashValueIgnoreColor() 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: */
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