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// Copyright 2015 The Cobalt Authors. 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_DOM_TRANSITION_EVENT_H_
#define COBALT_DOM_TRANSITION_EVENT_H_
#include <string>
#include "cobalt/base/token.h"
#include "cobalt/cssom/property_definitions.h"
#include "cobalt/dom/event.h"
namespace cobalt {
namespace dom {
// The completion of a CSS Transition generates a corresponding DOM Event.
// https://www.w3.org/TR/2013/WD-css3-transitions-20131119/#transition-events
class TransitionEvent : public Event {
public:
explicit TransitionEvent(const std::string& type)
: Event(base::Token(type), kBubbles, kCancelable),
property_(cssom::kNoneProperty),
elapsed_time_(0) {}
TransitionEvent(base::Token type, cssom::PropertyKey property,
float elapsed_time)
: Event(type, kBubbles, kCancelable),
property_(property),
elapsed_time_(elapsed_time) {}
// The name of the CSS property associated with the transition.
std::string property_name() const { return GetPropertyName(property_); }
// The amount of time the transition has been running, in seconds, when this
// event fired. Note that this value is not affected by the value of
// transition-delay.
float elapsed_time() const { return elapsed_time_; }
DEFINE_WRAPPABLE_TYPE(TransitionEvent);
private:
~TransitionEvent() override {}
cssom::PropertyKey property_;
float elapsed_time_;
};
} // namespace dom
} // namespace cobalt
#endif // COBALT_DOM_TRANSITION_EVENT_H_