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Diffstat (limited to 'cocoa/QuartzTextStyleAttribute.h')
| -rw-r--r-- | cocoa/QuartzTextStyleAttribute.h | 142 | 
1 files changed, 142 insertions, 0 deletions
| diff --git a/cocoa/QuartzTextStyleAttribute.h b/cocoa/QuartzTextStyleAttribute.h new file mode 100644 index 000000000..cf227e47f --- /dev/null +++ b/cocoa/QuartzTextStyleAttribute.h @@ -0,0 +1,142 @@ +/** + *  QuartzTextStyleAttribute.h + * + *  Original Code by Evan Jones on Wed Oct 02 2002. + *  Contributors: + *  Shane Caraveo, ActiveState + *  Bernd Paradies, Adobe + * + */ + + +#ifndef _QUARTZ_TEXT_STYLE_ATTRIBUTE_H +#define _QUARTZ_TEXT_STYLE_ATTRIBUTE_H + +class QuartzTextStyleAttribute +{ +public: +    QuartzTextStyleAttribute() {} +    virtual ~QuartzTextStyleAttribute() {} +    virtual ByteCount getSize() const = 0; +    virtual ATSUAttributeValuePtr getValuePtr() = 0; +    virtual ATSUAttributeTag getTag() const = 0; +}; + +class QuartzTextSize : public QuartzTextStyleAttribute +{ +public:  +    QuartzTextSize( float points ) +    { +        size = X2Fix( points ); +    } +     +    ByteCount getSize() const +    { +        return sizeof( size ); +    } + +    ATSUAttributeValuePtr getValuePtr() +    { +        return &size; +    } + +    ATSUAttributeTag getTag() const +    { +        return kATSUSizeTag; +    } +     +private: +        Fixed size; +}; + +class QuartzTextStyleAttributeBoolean : public QuartzTextStyleAttribute +{ +public: +    QuartzTextStyleAttributeBoolean( bool newVal ) : value( newVal ) {} + +    ByteCount getSize() const +    { +        return sizeof( value ); +    } +    ATSUAttributeValuePtr getValuePtr() +    { +        return &value; +    } +     +    virtual ATSUAttributeTag getTag() const = 0; +     +private: +        Boolean value; +}; + +class QuartzTextBold : public QuartzTextStyleAttributeBoolean +{ +public: +    QuartzTextBold( bool newVal ) : QuartzTextStyleAttributeBoolean( newVal ) {} +    ATSUAttributeTag getTag() const +    { +        return kATSUQDBoldfaceTag; +    } +}; + +class QuartzTextItalic : public QuartzTextStyleAttributeBoolean +{ +public: +    QuartzTextItalic( bool newVal ) : QuartzTextStyleAttributeBoolean( newVal ) {} +    ATSUAttributeTag getTag() const +    { +        return kATSUQDItalicTag; +    } +}; + +class QuartzTextUnderline : public QuartzTextStyleAttributeBoolean +{ +public: +    QuartzTextUnderline( bool newVal ) : QuartzTextStyleAttributeBoolean( newVal ) {} +    ATSUAttributeTag getTag() const { +        return kATSUQDUnderlineTag; +    } +}; + +class QuartzFont : public QuartzTextStyleAttribute +{ +public: +    /** Create a font style from a name. */ +    QuartzFont( const char* name, int length ) +    { +        assert( name != NULL && length > 0 && name[length] == '\0' ); +        // try to create font +        OSStatus err = ATSUFindFontFromName( const_cast<char*>( name ), length, kFontFullName, (unsigned) kFontNoPlatform, kFontRomanScript, (unsigned) kFontNoLanguage, &fontid ); + +        // need a fallback if font isn't installed +        if( err != noErr || fontid == kATSUInvalidFontID ) +                ::ATSUFindFontFromName( "Lucida Grande", 13, kFontFullName, (unsigned) kFontNoPlatform, kFontRomanScript, (unsigned) kFontNoLanguage, &fontid ); +    } + +    ByteCount getSize() const +    { +        return sizeof( fontid ); +    } + +    ATSUAttributeValuePtr getValuePtr() +    { +        return &fontid; +    } + +    ATSUAttributeTag getTag() const +    { +        return kATSUFontTag; +    } + +    ATSUFontID getFontID() const +    { +        return fontid; +    } + +private: +    ATSUFontID fontid; +}; + + +#endif + | 
