cssprimitivevaluemappings.h

linux下开源浏览器WebKit的源码,市面上的很多商用浏览器都是移植自WebKit

}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(EOverflow e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case OVISIBLE:
            m_value.ident = CSSValueVisible;
            break;
        case OHIDDEN:
            m_value.ident = CSSValueHidden;
            break;
        case OSCROLL:
            m_value.ident = CSSValueScroll;
            break;
        case OAUTO:
            m_value.ident = CSSValueAuto;
            break;
        case OMARQUEE:
            m_value.ident = CSSValueWebkitMarquee;
            break;
        case OOVERLAY:
            m_value.ident = CSSValueOverlay;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator EOverflow() const
{
    switch (m_value.ident) {
        case CSSValueVisible:
            return OVISIBLE;
        case CSSValueHidden:
            return OHIDDEN;
        case CSSValueScroll:
            return OSCROLL;
        case CSSValueAuto:
            return OAUTO;
        case CSSValueWebkitMarquee:
            return OMARQUEE;
        case CSSValueOverlay:
            return OOVERLAY;
        default:
            ASSERT_NOT_REACHED();
            return OVISIBLE;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(EPageBreak e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case PBAUTO:
            m_value.ident = CSSValueAuto;
            break;
        case PBALWAYS:
            m_value.ident = CSSValueAlways;
            break;
        case PBAVOID:
            m_value.ident = CSSValueAvoid;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator EPageBreak() const
{
    switch (m_value.ident) {
        case CSSValueAuto:
            return PBAUTO;
        case CSSValueLeft:
        case CSSValueRight:
        case CSSValueAlways:
            return PBALWAYS; // CSS2.1: "Conforming user agents may map left/right to always."
        case CSSValueAvoid:
            return PBAVOID;
        default:
            ASSERT_NOT_REACHED();
            return PBAUTO;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(EPosition e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case StaticPosition:
            m_value.ident = CSSValueStatic;
            break;
        case RelativePosition:
            m_value.ident = CSSValueRelative;
            break;
        case AbsolutePosition:
            m_value.ident = CSSValueAbsolute;
            break;
        case FixedPosition:
            m_value.ident = CSSValueFixed;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator EPosition() const
{
    switch (m_value.ident) {
        case CSSValueStatic:
            return StaticPosition;
        case CSSValueRelative:
            return RelativePosition;
        case CSSValueAbsolute:
            return AbsolutePosition;
        case CSSValueFixed:
            return FixedPosition;
        default:
            ASSERT_NOT_REACHED();
            return StaticPosition;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(EResize e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case RESIZE_BOTH:
            m_value.ident = CSSValueBoth;
            break;
        case RESIZE_HORIZONTAL:
            m_value.ident = CSSValueHorizontal;
            break;
        case RESIZE_VERTICAL:
            m_value.ident = CSSValueVertical;
            break;
        case RESIZE_NONE:
            m_value.ident = CSSValueNone;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator EResize() const
{
    switch (m_value.ident) {
        case CSSValueBoth:
            return RESIZE_BOTH;
        case CSSValueHorizontal:
            return RESIZE_HORIZONTAL;
        case CSSValueVertical:
            return RESIZE_VERTICAL;
        case CSSValueAuto:
            ASSERT_NOT_REACHED(); // Depends on settings, thus should be handled by the caller.
            return RESIZE_NONE;
        case CSSValueNone:
            return RESIZE_NONE;
        default:
            ASSERT_NOT_REACHED();
            return RESIZE_NONE;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(ETableLayout e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case TAUTO:
            m_value.ident = CSSValueAuto;
            break;
        case TFIXED:
            m_value.ident = CSSValueFixed;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator ETableLayout() const
{
    switch (m_value.ident) {
        case CSSValueFixed:
            return TFIXED;
        case CSSValueAuto:
            return TAUTO;
        default:
            ASSERT_NOT_REACHED();
            return TAUTO;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(ETextAlign e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case TAAUTO:
            m_value.ident = CSSValueAuto;
            break;
        case LEFT:
            m_value.ident = CSSValueLeft;
            break;
        case RIGHT:
            m_value.ident = CSSValueRight;
            break;
        case CENTER:
            m_value.ident = CSSValueCenter;
            break;
        case JUSTIFY:
            m_value.ident = CSSValueJustify;
            break;
        case WEBKIT_LEFT:
            m_value.ident = CSSValueWebkitLeft;
            break;
        case WEBKIT_RIGHT:
            m_value.ident = CSSValueWebkitRight;
            break;
        case WEBKIT_CENTER:
            m_value.ident = CSSValueWebkitCenter;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator ETextAlign() const
{
    switch (m_value.ident) {
        case CSSValueStart:
        case CSSValueEnd:
            ASSERT_NOT_REACHED(); // Depends on direction, thus should be handled by the caller.
            return LEFT;
        default:
            return static_cast<ETextAlign>(m_value.ident - CSSValueWebkitAuto);
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(ETextSecurity e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case TSNONE:
            m_value.ident = CSSValueNone;
            break;
        case TSDISC:
            m_value.ident = CSSValueDisc;
            break;
        case TSCIRCLE:
            m_value.ident = CSSValueCircle;
            break;
        case TSSQUARE:
            m_value.ident = CSSValueSquare;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator ETextSecurity() const
{
    switch (m_value.ident) {
        case CSSValueNone:
            return TSNONE;
        case CSSValueDisc:
            return TSDISC;
        case CSSValueCircle:
            return TSCIRCLE;
        case CSSValueSquare:
            return TSSQUARE;
        default:
            ASSERT_NOT_REACHED();
            return TSNONE;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(ETextTransform e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case CAPITALIZE:
            m_value.ident = CSSValueCapitalize;
            break;
        case UPPERCASE:
            m_value.ident = CSSValueUppercase;
            break;
        case LOWERCASE:
            m_value.ident = CSSValueLowercase;
            break;
        case TTNONE:
            m_value.ident = CSSValueNone;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator ETextTransform() const
{
    switch (m_value.ident) {
        case CSSValueCapitalize:
            return CAPITALIZE;
        case CSSValueUppercase:
            return UPPERCASE;
        case CSSValueLowercase:
            return LOWERCASE;
        case CSSValueNone:
            return TTNONE;
        default:
            ASSERT_NOT_REACHED();
            return TTNONE;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(EUnicodeBidi e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case UBNormal:
            m_value.ident = CSSValueNormal;
            break;
        case Embed:
            m_value.ident = CSSValueEmbed;
            break;
        case Override:
            m_value.ident = CSSValueBidiOverride;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator EUnicodeBidi() const
{
    switch (m_value.ident) {
        case CSSValueNormal:
            return UBNormal; 
        case CSSValueEmbed:
            return Embed; 
        case CSSValueBidiOverride:
            return Override;
        default:
            ASSERT_NOT_REACHED();
            return UBNormal;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(EUserDrag e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case DRAG_AUTO:
            m_value.ident = CSSValueAuto;
            break;
        case DRAG_NONE:
            m_value.ident = CSSValueNone;
            break;
        case DRAG_ELEMENT:
            m_value.ident = CSSValueElement;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator EUserDrag() const
{
    switch (m_value.ident) {
        case CSSValueAuto:
            return DRAG_AUTO;
        case CSSValueNone:
            return DRAG_NONE;
        case CSSValueElement:
            return DRAG_ELEMENT;
        default:
            ASSERT_NOT_REACHED();
            return DRAG_AUTO;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(EUserModify e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case READ_ONLY:
            m_value.ident = CSSValueReadOnly;
            break;
        case READ_WRITE:
            m_value.ident = CSSValueReadWrite;
            break;
        case READ_WRITE_PLAINTEXT_ONLY:
            m_value.ident = CSSValueReadWritePlaintextOnly;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator EUserModify() const
{
    return static_cast<EUserModify>(m_value.ident - CSSValueReadOnly);
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(EUserSelect e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case SELECT_NONE:
            m_value.ident = CSSValueNone;
            break;
        case SELECT_TEXT:
            m_value.ident = CSSValueText;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator EUserSelect() const
{
    switch (m_value.ident) {
        case CSSValueAuto:
            return SELECT_TEXT;
        case CSSValueNone:
            return SELECT_NONE;
        case CSSValueText:
            return SELECT_TEXT;
        default:
            ASSERT_NOT_REACHED();
            return SELECT_TEXT;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(EVisibility e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case VISIBLE:
            m_value.ident = CSSValueVisible;
            break;
        case HIDDEN:
            m_value.ident = CSSValueHidden;
            break;
        case COLLAPSE:
            m_value.ident = CSSValueCollapse;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator EVisibility() const
{
    switch (m_value.ident) {
        case CSSValueHidden:
            return HIDDEN;
        case CSSValueVisible:
            return VISIBLE;
        case CSSValueCollapse:
            return COLLAPSE;
        default:
            ASSERT_NOT_REACHED();
            return VISIBLE;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(EWhiteSpace e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case NORMAL:
            m_value.ident = CSSValueNormal;
            break;
        case PRE:
            m_value.ident = CSSValuePre;
            break;
        case PRE_WRAP:
            m_value.ident = CSSValuePreWrap;
            break;
        case PRE_LINE:
            m_value.ident = CSSValuePreLine;
            break;
        case NOWRAP:
            m_value.ident = CSSValueNowrap;
            break;
        case KHTML_NOWRAP:
            m_value.ident = CSSValueWebkitNowrap;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator EWhiteSpace() const
{
    switch (m_value.ident) {
        case CSSValueWebkitNowrap:
            return KHTML_NOWRAP;
        case CSSValueNowrap:
            return NOWRAP;
        case CSSValuePre:
            return PRE;
        case CSSValuePreWrap:
            return PRE_WRAP;
        case CSSValuePreLine:
            return PRE_LINE;
        case CSSValueNormal:
            return NORMAL;
        default:
            ASSERT_NOT_REACHED();
            return NORMAL;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(EWordBreak e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case NormalWordBreak:
            m_value.ident = CSSValueNormal;
            break;
        case BreakAllWordBreak:
            m_value.ident = CSSValueBreakAll;
            break;
        case BreakWordBreak:
            m_value.ident = CSSValueBreakWord;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator EWordBreak() const
{
    switch (m_value.ident) {
        case CSSValueBreakAll:
            return BreakAllWordBreak;
        case CSSValueBreakWord:
            return BreakWordBreak;
        case CSSValueNormal:
            return NormalWordBreak;
        default:
        ASSERT_NOT_REACHED();
        return NormalWordBreak;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(EWordWrap e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case NormalWordWrap:
            m_value.ident = CSSValueNormal;
            break;
        case BreakWordWrap:
            m_value.ident = CSSValueBreakWord;
            break;
    }
}

template<> inline CSSPrimitiveValue::operator EWordWrap() const
{
    switch (m_value.ident) {
        case CSSValueBreakWord:
            return BreakWordWrap;
        case CSSValueNormal:
            return NormalWordWrap;
        default:
            ASSERT_NOT_REACHED();
            return NormalWordWrap;
    }
}

template<> inline CSSPrimitiveValue::CSSPrimitiveValue(TextDirection e)
    : m_type(CSS_IDENT)
{
    switch (e) {
        case LTR:
            m_value.ident = CSSValueLtr;
            break;
        case RTL:
            m_value.ident = CSSValueRtl;
            break;
    }
}