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/*
* Copyright (C) 2016 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "MockGamepadProvider.h"
#if ENABLE(GAMEPAD)
#include "GamepadProviderClient.h"
#include "MockGamepad.h"
#include <wtf/CompletionHandler.h>
#include <wtf/MainThread.h>
#include <wtf/NeverDestroyed.h>
namespace WebCore {
MockGamepadProvider& MockGamepadProvider::singleton()
{
static NeverDestroyed<MockGamepadProvider> sharedProvider;
return sharedProvider;
}
MockGamepadProvider::MockGamepadProvider() = default;
void MockGamepadProvider::startMonitoringGamepads(GamepadProviderClient& client)
{
ASSERT(!m_clients.contains(client));
m_clients.add(client);
WeakHashSet<PlatformGamepad> invisibleGamepads;
for (auto& gamepad : m_connectedGamepadVector) {
if (gamepad)
invisibleGamepads.add(*gamepad);
}
ASSERT(!m_invisibleGamepadsForClient.contains(client));
m_invisibleGamepadsForClient.set(client, invisibleGamepads);
}
void MockGamepadProvider::stopMonitoringGamepads(GamepadProviderClient& client)
{
ASSERT(m_clients.contains(client));
m_clients.remove(client);
m_invisibleGamepadsForClient.remove(client);
}
void MockGamepadProvider::setMockGamepadDetails(unsigned index, const String& gamepadID, const String& mapping, unsigned axisCount, unsigned buttonCount, bool supportsDualRumble)
{
if (index >= m_mockGamepadVector.size())
m_mockGamepadVector.resize(index + 1);
if (m_mockGamepadVector[index])
m_mockGamepadVector[index]->updateDetails(gamepadID, mapping, axisCount, buttonCount, supportsDualRumble);
else
m_mockGamepadVector[index] = makeUnique<MockGamepad>(index, gamepadID, mapping, axisCount, buttonCount, supportsDualRumble);
}
bool MockGamepadProvider::connectMockGamepad(unsigned index)
{
if (index < m_connectedGamepadVector.size() && m_connectedGamepadVector[index]) {
LOG_ERROR("MockGamepadProvider: Attempt to connect a fake gamepad that is already connected (%u)", index);
return false;
}
if (index >= m_mockGamepadVector.size() || !m_mockGamepadVector[index]) {
LOG_ERROR("MockGamepadProvider: Attempt to connect a fake gamepad that doesn't have details set(%u)", index);
return false;
}
if (m_connectedGamepadVector.size() <= index)
m_connectedGamepadVector.reserveCapacity(index + 1);
while (m_connectedGamepadVector.size() <= index)
m_connectedGamepadVector.append(nullptr);
m_connectedGamepadVector[index] = m_mockGamepadVector[index].get();
for (auto& client : m_clients) {
client.platformGamepadConnected(*m_connectedGamepadVector[index], EventMakesGamepadsVisible::Yes);
auto gamepadsForClient = m_invisibleGamepadsForClient.find(client);
if (gamepadsForClient != m_invisibleGamepadsForClient.end()) {
for (auto& invisibleGamepad : gamepadsForClient->value)
client.platformGamepadConnected(invisibleGamepad, EventMakesGamepadsVisible::Yes);
m_invisibleGamepadsForClient.remove(gamepadsForClient);
}
}
return true;
}
bool MockGamepadProvider::disconnectMockGamepad(unsigned index)
{
if (index >= m_connectedGamepadVector.size() || !m_connectedGamepadVector[index]) {
LOG_ERROR("MockGamepadProvider: Attempt to disconnect a fake gamepad that is not connected (%u)", index);
return false;
}
if (m_connectedGamepadVector[index] != m_mockGamepadVector[index].get()) {
LOG_ERROR("MockGamepadProvider: Vectors of fake gamepads and connected gamepads have gotten out of sync");
return false;
}
m_connectedGamepadVector[index] = nullptr;
auto gamepadToRemove = m_mockGamepadVector[index].get();
for (auto& client : m_clients) {
auto gamepadsForClient = m_invisibleGamepadsForClient.find(client);
if (gamepadsForClient == m_invisibleGamepadsForClient.end() || !gamepadsForClient->value.remove(*gamepadToRemove))
client.platformGamepadDisconnected(*m_mockGamepadVector[index]);
}
return true;
}
bool MockGamepadProvider::setMockGamepadAxisValue(unsigned index, unsigned axisIndex, double value)
{
if (index >= m_mockGamepadVector.size() || !m_mockGamepadVector[index]) {
LOG_ERROR("MockGamepadProvider: Attempt to set axis value on a fake gamepad that doesn't exist (%u)", index);
return false;
}
m_mockGamepadVector[index]->setAxisValue(axisIndex, value);
gamepadInputActivity();
return true;
}
bool MockGamepadProvider::setMockGamepadButtonValue(unsigned index, unsigned buttonIndex, double value)
{
if (index >= m_mockGamepadVector.size() || !m_mockGamepadVector[index]) {
LOG_ERROR("MockGamepadProvider: Attempt to set button value on a fake gamepad that doesn't exist (%u)", index);
return false;
}
m_mockGamepadVector[index]->setButtonValue(buttonIndex, value);
setShouldMakeGamepadsVisibile();
gamepadInputActivity();
return true;
}
void MockGamepadProvider::gamepadInputActivity()
{
if (!m_shouldScheduleActivityCallback)
return;
m_shouldScheduleActivityCallback = false;
callOnMainThread([this]() {
dispatchPlatformGamepadInputActivity();
m_shouldScheduleActivityCallback = true;
});
}
void MockGamepadProvider::clearGamepadsForTesting()
{
// Disconnect any remaining connected gamepads.
for (size_t i = 0; i < m_connectedGamepadVector.size(); ++i) {
if (m_connectedGamepadVector[i])
disconnectMockGamepad(i);
}
m_mockGamepadVector.clear();
}
void MockGamepadProvider::playEffect(unsigned, const String&, GamepadHapticEffectType, const GamepadEffectParameters&, CompletionHandler<void(bool)>&& completionHandler)
{
completionHandler(true);
}
void MockGamepadProvider::stopEffects(unsigned, const String&, CompletionHandler<void()>&& completionHandler)
{
completionHandler();
}
} // namespace WebCore
#endif // ENABLE(GAMEPAD)
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