fontcfg.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#ifndef INCLUDED_UNOTOOLS_FONTCFG_HXX
#define INCLUDED_UNOTOOLS_FONTCFG_HXX
 
#include <config_options.h>
#include <unotools/unotoolsdllapi.h>
#include <tools/fontenum.hxx>
#include <com/sun/star/uno/Reference.hxx>
#include <o3tl/typed_flags_set.hxx>
#include <i18nlangtag/languagetag.hxx>
 
#include <unordered_map>
#include <unordered_set>
#include <vector>
 
namespace com::sun::star::container { class XNameAccess; }
namespace com::sun::star::lang { class XMultiServiceFactory; }
 
enum class DefaultFontType;
 
// If you think the below concept of classifying a font (typeface) as possibly being one or several
// of "Default", "Standard", and "Normal", etc, is madness, you are probably right. On the other
// hand we have in officecfg/registry/data/org/openoffice/VCL.xcu carefully (or not) assigned to
// each font mentioned in that file what its attributes are, so it is quite possible that touching
// this would cause a regression that nobody would notice until after many years.
 
// Note that the bit flags must match the entries in the pAttribNames array in
// unotools/source/config/fontcfg.cxx.
 
enum class ImplFontAttrs : sal_uInt32
{
    None          = 0x00000000,
    Default       = 0x00000001, 
    Standard      = 0x00000002, 
    Normal        = 0x00000004, 
    Symbol        = 0x00000008, 
    Fixed         = 0x00000010,
    SansSerif     = 0x00000020,
    Serif         = 0x00000040,
    Decorative    = 0x00000080, 
    Special       = 0x00000100, 
    Italic        = 0x00000200,
    Titling       = 0x00000400, 
    Capitals      = 0x00000800, 
    CJK           = 0x00001000,
    CJK_JP        = 0x00002000,
    CJK_SC        = 0x00004000,
    CJK_TC        = 0x00008000,
    CJK_KR        = 0x00010000,
    CTL           = 0x00020000,
    NoneLatin     = 0x00040000,
    Full          = 0x00080000, 
    Outline       = 0x00100000,
    Shadow        = 0x00200000,
    Rounded       = 0x00400000,
    Typewriter    = 0x00800000, 
    Script        = 0x01000000, 
    Handwriting   = 0x02000000, 
    Chancery      = 0x04000000, 
    Comic         = 0x08000000, 
    BrushScript   = 0x10000000, 
    Gothic        = 0x20000000,
    Schoolbook    = 0x40000000,
    OtherStyle    = 0x80000000, 
    CJK_AllLang   = CJK_JP | CJK_SC | CJK_TC | CJK_KR,
    AllScript     = Script | Handwriting | Chancery | Comic | BrushScript,
    AllSubscript  = Handwriting | Chancery | Comic | BrushScript,
    AllSerifStyle = AllScript | SansSerif | Serif | Fixed | Italic | Gothic | Schoolbook | Shadow | Outline,
};
namespace o3tl
{
    template<> struct typed_flags<ImplFontAttrs> : is_typed_flags<ImplFontAttrs, 0xffffffff> {};
}
 
 
namespace utl
{
 
class UNOTOOLS_DLLPUBLIC DefaultFontConfiguration
{
    css::uno::Reference< css::lang::XMultiServiceFactory >
            m_xConfigProvider;
    css::uno::Reference< css::container::XNameAccess >
            m_xConfigAccess;
 
    struct LocaleAccess
    {
        // the real string used in the configuration
        // used to get rid of upper/lower case problems
        OUString aConfigLocaleString;
        // xAccess is mutable to be able to be filled on demand
        mutable css::uno::Reference< css::container::XNameAccess > xAccess;
    };
 
    std::unordered_map< OUString, LocaleAccess > m_aConfig;
 
    OUString tryLocale( const OUString& rBcp47, const OUString& rType ) const;
 
    public:
    DefaultFontConfiguration();
    ~DefaultFontConfiguration();
 
    static DefaultFontConfiguration& get();
 
    OUString getDefaultFont( const LanguageTag& rLanguageTag, DefaultFontType nType ) const;
    OUString getUserInterfaceFont( const LanguageTag& rLanguageTag ) const;
};
 
struct UNOTOOLS_DLLPUBLIC FontNameAttr
{
    OUString                            Name;
    ::std::vector< OUString >           Substitutions;
    ::std::vector< OUString >           MSSubstitutions;
    FontWeight                          Weight;
    FontWidth                           Width;
    ImplFontAttrs                       Type;
};
 
class UNLESS_MERGELIBS(UNOTOOLS_DLLPUBLIC) FontSubstConfiguration
{
private:
    css::uno::Reference< css::lang::XMultiServiceFactory >
            m_xConfigProvider;
    css::uno::Reference< css::container::XNameAccess >
            m_xConfigAccess;
    struct LocaleSubst
    {
        OUString                                aConfigLocaleString;
        mutable bool                            bConfigRead;
        // note: aSubstAttributes must be sorted alphabetically by Name
        // searches on the substitutes are done with Name as key, where
        // a minimal match is sufficient (that is e.g. "Thorndale" will match
        // "Thorndale BlaBlub"). Also names must be lower case.
        mutable std::vector< FontNameAttr >     aSubstAttributes;
 
        LocaleSubst() : bConfigRead( false ) {}
    };
    std::unordered_map< OUString, LocaleSubst > m_aSubst;
    typedef std::unordered_set< OUString > UniqueSubstHash;
    mutable UniqueSubstHash maSubstHash;
    LanguageTag maLanguageTag;
 
    void fillSubstVector( const css::uno::Reference< css::container::XNameAccess >& rFont,
                          const OUString& rType,
                          std::vector< OUString >& rSubstVector ) const;
    FontWeight getSubstWeight( const css::uno::Reference< css::container::XNameAccess >& rFont,
                          const OUString& rType ) const;
    FontWidth getSubstWidth( const css::uno::Reference< css::container::XNameAccess >& rFont,
                             const OUString& rType ) const;
    ImplFontAttrs getSubstType( const css::uno::Reference< css::container::XNameAccess >& rFont,
                                const OUString& rType ) const;
    void readLocaleSubst( const OUString& rBcp47 ) const;
public:
    FontSubstConfiguration();
    ~FontSubstConfiguration();
 
    static FontSubstConfiguration& get();
 
    const FontNameAttr* getSubstInfo( const OUString& rFontName ) const;
    static void getMapName( const OUString& rOrgName, OUString& rShortName, OUString& rFamilyName, FontWeight& rWeight, FontWidth& rWidth, ImplFontAttrs& rType );
};
 
} // namespace utl
 
#endif // INCLUDED_UNOTOOLS_FONTCFG_HXX
 
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