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/*
* Copyright 2015 Google Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef COBALT_CSSOM_SHADOW_VALUE_H_
#define COBALT_CSSOM_SHADOW_VALUE_H_
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "cobalt/base/polymorphic_equatable.h"
#include "cobalt/cssom/length_value.h"
#include "cobalt/cssom/rgba_color_value.h"
namespace cobalt {
namespace cssom {
class PropertyValueVisitor;
class ShadowValue : public PropertyValue {
public:
// Defines the meaning of the value for each index in the lengths_ array.
enum LengthsIndex {
kLengthsIndexOffsetX,
kLengthsIndexOffsetY,
kLengthsIndexBlurRadius,
kLengthsIndexSpreadRadius,
kMaxLengths,
};
ShadowValue(const std::vector<scoped_refptr<LengthValue> >& lengths,
const scoped_refptr<RGBAColorValue>& color, bool has_inset)
: color_(color), has_inset_(has_inset) {
DCHECK_LE(lengths.size(), kMaxLengths);
for (size_t i = 0; i < lengths.size(); ++i) {
lengths_[i] = lengths[i];
}
}
ShadowValue(const scoped_refptr<LengthValue>* lengths,
const scoped_refptr<RGBAColorValue>& color, bool has_inset)
: color_(color), has_inset_(has_inset) {
for (int i = 0; i < kMaxLengths; ++i) {
lengths_[i] = lengths[i];
}
}
void Accept(PropertyValueVisitor* visitor) OVERRIDE;
const scoped_refptr<LengthValue>* lengths() const { return lengths_; }
const scoped_refptr<LengthValue>& offset_x() const {
return lengths_[kLengthsIndexOffsetX];
}
const scoped_refptr<LengthValue>& offset_y() const {
return lengths_[kLengthsIndexOffsetY];
}
const scoped_refptr<LengthValue>& blur_radius() const {
return lengths_[kLengthsIndexBlurRadius];
}
const scoped_refptr<LengthValue>& spread_radius() const {
return lengths_[kLengthsIndexSpreadRadius];
}
const scoped_refptr<RGBAColorValue>& color() const { return color_; }
bool has_inset() const { return has_inset_; }
std::string ToString() const OVERRIDE;
bool operator==(const ShadowValue& other) const;
DEFINE_POLYMORPHIC_EQUATABLE_TYPE(ShadowValue);
private:
~ShadowValue() OVERRIDE {}
scoped_refptr<LengthValue> lengths_[kMaxLengths];
const scoped_refptr<RGBAColorValue> color_;
const bool has_inset_;
DISALLOW_COPY_AND_ASSIGN(ShadowValue);
};
} // namespace cssom
} // namespace cobalt
#endif // COBALT_CSSOM_SHADOW_VALUE_H_