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content / common / input / synthetic_smooth_drag_gesture.cc [blame]
// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/common/input/synthetic_smooth_drag_gesture.h"
#include <memory>
namespace content {
SyntheticSmoothDragGesture::SyntheticSmoothDragGesture(
const SyntheticSmoothDragGestureParams& params)
: SyntheticGestureBase(params) {
CHECK_EQ(SyntheticGestureParams::SMOOTH_DRAG_GESTURE,
params.GetGestureType());
}
SyntheticSmoothDragGesture::~SyntheticSmoothDragGesture() {
}
SyntheticGesture::Result SyntheticSmoothDragGesture::ForwardInputEvents(
const base::TimeTicks& timestamp,
SyntheticGestureTarget* target) {
DCHECK(dispatching_controller_);
if (!move_gesture_) {
if (!InitializeMoveGesture(params().gesture_source_type, target)) {
return SyntheticGesture::GESTURE_SOURCE_TYPE_NOT_IMPLEMENTED;
}
}
return move_gesture_->ForwardInputEvents(timestamp, target);
}
void SyntheticSmoothDragGesture::WaitForTargetAck(
base::OnceClosure callback,
SyntheticGestureTarget* target) const {
target->WaitForTargetAck(params().GetGestureType(),
params().gesture_source_type, std::move(callback));
}
SyntheticSmoothMoveGestureParams::InputType
SyntheticSmoothDragGesture::GetInputSourceType(
content::mojom::GestureSourceType gesture_source_type) {
if (gesture_source_type == content::mojom::GestureSourceType::kMouseInput)
return SyntheticSmoothMoveGestureParams::MOUSE_DRAG_INPUT;
else
return SyntheticSmoothMoveGestureParams::TOUCH_INPUT;
}
bool SyntheticSmoothDragGesture::InitializeMoveGesture(
content::mojom::GestureSourceType gesture_type,
SyntheticGestureTarget* target) {
if (gesture_type == content::mojom::GestureSourceType::kDefaultInput)
gesture_type = target->GetDefaultSyntheticGestureSourceType();
if (gesture_type == content::mojom::GestureSourceType::kTouchInput ||
gesture_type == content::mojom::GestureSourceType::kMouseInput) {
SyntheticSmoothMoveGestureParams move_params;
move_params.start_point = params().start_point;
move_params.distances = params().distances;
move_params.speed_in_pixels_s = params().speed_in_pixels_s;
move_params.prevent_fling = true;
move_params.input_type = GetInputSourceType(gesture_type);
move_params.add_slop = false;
move_params.from_devtools_debugger = params().from_devtools_debugger;
move_gesture_ = std::make_unique<SyntheticSmoothMoveGesture>(move_params);
move_gesture_->DidQueue(dispatching_controller_);
return true;
}
return false;
}
} // namespace content