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/*
* Copyright (C) 2016-2021 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.
*/
#include "config.h"
#include "DeprecatedCSSOMPrimitiveValue.h"
#include "CSSColorValue.h"
#include "CSSCounterValue.h"
#include "CSSRectValue.h"
#include "CSSSerializationContext.h"
#include "DeprecatedCSSOMCounter.h"
#include "DeprecatedCSSOMRGBColor.h"
#include "DeprecatedCSSOMRect.h"
namespace WebCore {
String DeprecatedCSSOMPrimitiveValue::cssText() const
{
return protectedValue()->cssText(CSS::defaultSerializationContext());
}
unsigned short DeprecatedCSSOMPrimitiveValue::primitiveType() const
{
if (m_value->isCounter())
return CSS_COUNTER;
if (m_value->isRect())
return CSS_RECT;
if (m_value->isColor())
return CSS_RGBCOLOR;
auto* primitiveValue = dynamicDowncast<CSSPrimitiveValue>(m_value.get());
if (!primitiveValue)
return CSS_UNKNOWN;
switch (primitiveValue->primitiveType()) {
case CSSUnitType::CSS_ATTR: return CSS_ATTR;
case CSSUnitType::CSS_CM: return CSS_CM;
case CSSUnitType::CSS_DEG: return CSS_DEG;
case CSSUnitType::CSS_DIMENSION: return CSS_DIMENSION;
case CSSUnitType::CSS_EM: return CSS_EMS;
case CSSUnitType::CSS_EX: return CSS_EXS;
case CSSUnitType::CSS_FONT_FAMILY: return CSS_STRING;
case CSSUnitType::CSS_GRAD: return CSS_GRAD;
case CSSUnitType::CSS_HZ: return CSS_HZ;
case CSSUnitType::CSS_IDENT: return CSS_IDENT;
case CSSUnitType::CSS_INTEGER: return CSS_NUMBER;
case CSSUnitType::CustomIdent: return CSS_IDENT;
case CSSUnitType::CSS_IN: return CSS_IN;
case CSSUnitType::CSS_KHZ: return CSS_KHZ;
case CSSUnitType::CSS_MM: return CSS_MM;
case CSSUnitType::CSS_MS: return CSS_MS;
case CSSUnitType::CSS_NUMBER: return CSS_NUMBER;
case CSSUnitType::CSS_PC: return CSS_PC;
case CSSUnitType::CSS_PERCENTAGE: return CSS_PERCENTAGE;
case CSSUnitType::CSS_PROPERTY_ID: return CSS_IDENT;
case CSSUnitType::CSS_PT: return CSS_PT;
case CSSUnitType::CSS_PX: return CSS_PX;
case CSSUnitType::CSS_RAD: return CSS_RAD;
case CSSUnitType::CSS_S: return CSS_S;
case CSSUnitType::CSS_STRING: return CSS_STRING;
case CSSUnitType::CSS_URI: return CSS_URI;
case CSSUnitType::CSS_VALUE_ID: return CSS_IDENT;
// All other, including newer types, should return UNKNOWN.
default: return CSS_UNKNOWN;
}
}
ExceptionOr<float> DeprecatedCSSOMPrimitiveValue::getFloatValue(unsigned short unitType) const
{
auto numericType = [&]() -> std::optional<CSSUnitType> {
switch (unitType) {
case CSS_CM: return CSSUnitType::CSS_CM;
case CSS_DEG: return CSSUnitType::CSS_DEG;
case CSS_DIMENSION: return CSSUnitType::CSS_DIMENSION;
case CSS_EMS: return CSSUnitType::CSS_EM;
case CSS_EXS: return CSSUnitType::CSS_EX;
case CSS_GRAD: return CSSUnitType::CSS_GRAD;
case CSS_HZ: return CSSUnitType::CSS_HZ;
case CSS_IN: return CSSUnitType::CSS_IN;
case CSS_KHZ: return CSSUnitType::CSS_KHZ;
case CSS_MM: return CSSUnitType::CSS_MM;
case CSS_MS: return CSSUnitType::CSS_MS;
case CSS_NUMBER: return CSSUnitType::CSS_NUMBER;
case CSS_PC: return CSSUnitType::CSS_PC;
case CSS_PERCENTAGE: return CSSUnitType::CSS_PERCENTAGE;
case CSS_PT: return CSSUnitType::CSS_PT;
case CSS_PX: return CSSUnitType::CSS_PX;
case CSS_RAD: return CSSUnitType::CSS_RAD;
case CSS_S: return CSSUnitType::CSS_S;
default: return std::nullopt;
}
}();
auto* primitiveValue = dynamicDowncast<CSSPrimitiveValue>(m_value.get());
if (!numericType || !primitiveValue)
return Exception { ExceptionCode::InvalidAccessError };
return primitiveValue->getFloatValueDeprecated(*numericType);
}
ExceptionOr<String> DeprecatedCSSOMPrimitiveValue::getStringValue() const
{
switch (primitiveType()) {
case CSS_ATTR: return downcast<CSSPrimitiveValue>(m_value.get()).stringValue();
case CSS_IDENT: return downcast<CSSPrimitiveValue>(m_value.get()).stringValue();
case CSS_STRING: return downcast<CSSPrimitiveValue>(m_value.get()).stringValue();
case CSS_URI: return downcast<CSSPrimitiveValue>(m_value.get()).stringValue();
// All other, including newer types, should raise an exception.
default: return Exception { ExceptionCode::InvalidAccessError };
}
}
ExceptionOr<Ref<DeprecatedCSSOMCounter>> DeprecatedCSSOMPrimitiveValue::getCounterValue() const
{
if (auto* value = dynamicDowncast<CSSCounterValue>(m_value.get()))
return DeprecatedCSSOMCounter::create(value->identifier(), value->separator(), value->counterStyleCSSText());
return Exception { ExceptionCode::InvalidAccessError };
}
ExceptionOr<Ref<DeprecatedCSSOMRect>> DeprecatedCSSOMPrimitiveValue::getRectValue() const
{
if (auto* rectValue = dynamicDowncast<CSSRectValue>(m_value.get()))
return DeprecatedCSSOMRect::create(rectValue->rect(), m_owner);
return Exception { ExceptionCode::InvalidAccessError };
}
ExceptionOr<Ref<DeprecatedCSSOMRGBColor>> DeprecatedCSSOMPrimitiveValue::getRGBColorValue() const
{
if (primitiveType() != CSS_RGBCOLOR)
return Exception { ExceptionCode::InvalidAccessError };
return DeprecatedCSSOMRGBColor::create(m_owner, downcast<CSSColorValue>(m_value.get()).color().absoluteColor());
}
}
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