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/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "CSSPrimitiveValue.h"
#include "CSSValue.h"
#include "FontSelectionAlgorithm.h"
namespace WebCore {
class CSSFontStyleValue final : public CSSValue {
public:
static Ref<CSSFontStyleValue> create(Ref<CSSPrimitiveValue>&& fontStyleValue)
{
return adoptRef(*new CSSFontStyleValue(WTFMove(fontStyleValue), nullptr));
}
static Ref<CSSFontStyleValue> create(Ref<CSSPrimitiveValue>&& fontStyleValue, RefPtr<CSSPrimitiveValue>&& obliqueValue)
{
return adoptRef(*new CSSFontStyleValue(WTFMove(fontStyleValue), WTFMove(obliqueValue)));
}
String customCSSText() const;
bool equals(const CSSFontStyleValue&) const;
bool isItalicOrOblique() const
{
if (!obliqueValue) {
auto valueID = fontStyleValue->valueID();
return valueID == CSSValueItalic || valueID == CSSValueOblique;
}
return obliqueValue->value<float>(CSSUnitType::CSS_DEG) >= static_cast<float>(italicValue());
}
Ref<CSSPrimitiveValue> fontStyleValue;
RefPtr<CSSPrimitiveValue> obliqueValue;
private:
CSSFontStyleValue(Ref<CSSPrimitiveValue>&& fontStyleValue, RefPtr<CSSPrimitiveValue>&& obliqueValue)
: CSSValue(FontStyleClass)
, fontStyleValue(WTFMove(fontStyleValue))
, obliqueValue(WTFMove(obliqueValue))
{
}
};
}
SPECIALIZE_TYPE_TRAITS_CSS_VALUE(CSSFontStyleValue, isFontStyleValue())