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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/renderer_host/input/synthetic_gesture.h"
#include "base/logging.h"
#include "content/browser/renderer_host/input/synthetic_gesture_target.h"
#include "content/browser/renderer_host/input/synthetic_pinch_gesture.h"
#include "content/browser/renderer_host/input/synthetic_smooth_scroll_gesture.h"
#include "content/browser/renderer_host/input/synthetic_tap_gesture.h"
namespace content {
namespace {
template <typename GestureType, typename GestureParamsType>
static scoped_ptr<SyntheticGesture> CreateGesture(
const SyntheticGestureParams& gesture_params) {
return scoped_ptr<SyntheticGesture>(
new GestureType(*GestureParamsType::Cast(&gesture_params)));
}
} // namespace
SyntheticGesture::SyntheticGesture() {}
SyntheticGesture::~SyntheticGesture() {}
scoped_ptr<SyntheticGesture> SyntheticGesture::Create(
const SyntheticGestureParams& gesture_params) {
switch (gesture_params.GetGestureType()) {
case SyntheticGestureParams::SMOOTH_SCROLL_GESTURE:
return CreateGesture<SyntheticSmoothScrollGesture,
SyntheticSmoothScrollGestureParams>(gesture_params);
case SyntheticGestureParams::PINCH_GESTURE:
return CreateGesture<SyntheticPinchGesture,
SyntheticPinchGestureParams>(gesture_params);
case SyntheticGestureParams::TAP_GESTURE:
return CreateGesture<SyntheticTapGesture,
SyntheticTapGestureParams>(gesture_params);
}
NOTREACHED() << "Invalid synthetic gesture type";
return scoped_ptr<SyntheticGesture>();
}
// static
double SyntheticGesture::ConvertTimestampToSeconds(
const base::TimeTicks& timestamp) {
return (timestamp - base::TimeTicks()).InSecondsF();
}
} // namespace content
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