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/*
* Copyright (C) 2011 Google 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 THE COPYRIGHT
* OWNER 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 <WebCore/CSSPrimitiveNumericRange.h>
#include <WebCore/StyleCalculationTree.h>
#include <wtf/Forward.h>
#include <wtf/Ref.h>
#include <wtf/RefCounted.h>
namespace WebCore {
namespace CSS {
enum class Category : uint8_t;
}
namespace Style {
struct ZoomFactor;
struct ZoomNeeded;
namespace Calculation {
class Value : public RefCounted<Value> {
WTF_DEPRECATED_MAKE_FAST_COMPACT_ALLOCATED(Value);
public:
WEBCORE_EXPORT static Ref<Value> create(CSS::Category, CSS::Range, Tree&&);
WEBCORE_EXPORT ~Value();
double evaluate(double percentResolutionLength, const ZoomFactor& usedZoom) const;
double evaluate(double percentResolutionLength, const ZoomNeeded&) const;
CSS::Category category() const { return m_category; }
CSS::Range range() const { return m_range; }
const Tree& tree() const { return m_tree; }
Tree copyTree() const;
Child copyRoot() const;
WEBCORE_EXPORT bool operator==(const Value&) const;
private:
Value(CSS::Category, CSS::Range, Tree&&);
CSS::Category m_category;
CSS::Range m_range;
Tree m_tree;
};
TextStream& operator<<(TextStream&, const Value&);
} // namespace Calculation
} // namespace Style
} // namespace WebCore
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