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// Copyright 2014 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 "config.h"
#include "modules/gamepad/GamepadDispatcher.h"
#include "modules/gamepad/NavigatorGamepad.h"
#include "public/platform/Platform.h"
#include "wtf/TemporaryChange.h"
namespace blink {
GamepadDispatcher& GamepadDispatcher::instance()
{
DEFINE_STATIC_LOCAL(Persistent<GamepadDispatcher>, gamepadDispatcher, (new GamepadDispatcher()));
return *gamepadDispatcher;
}
void GamepadDispatcher::sampleGamepads(WebGamepads& gamepads)
{
Platform::current()->sampleGamepads(gamepads);
}
GamepadDispatcher::GamepadDispatcher()
{
}
GamepadDispatcher::~GamepadDispatcher()
{
}
void GamepadDispatcher::trace(Visitor* visitor)
{
PlatformEventDispatcher::trace(visitor);
}
void GamepadDispatcher::didConnectGamepad(unsigned index, const WebGamepad& gamepad)
{
dispatchDidConnectOrDisconnectGamepad(index, gamepad, true);
}
void GamepadDispatcher::didDisconnectGamepad(unsigned index, const WebGamepad& gamepad)
{
dispatchDidConnectOrDisconnectGamepad(index, gamepad, false);
}
void GamepadDispatcher::dispatchDidConnectOrDisconnectGamepad(unsigned index, const WebGamepad& gamepad, bool connected)
{
ASSERT(index < WebGamepads::itemsLengthCap);
ASSERT(connected == gamepad.connected);
m_latestChange.pad = gamepad;
m_latestChange.index = index;
notifyControllers();
}
void GamepadDispatcher::startListening()
{
Platform::current()->startListening(WebPlatformEventGamepad, this);
}
void GamepadDispatcher::stopListening()
{
Platform::current()->stopListening(WebPlatformEventGamepad);
}
} // namespace blink
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