1 files changed, 155 insertions, 0 deletions
diff --git a/Source/WebCore/testing/MockGamepadProvider.cpp b/Source/WebCore/testing/MockGamepadProvider.cpp
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+++ b/Source/WebCore/testing/MockGamepadProvider.cpp
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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/MainThread.h>
+
+namespace WebCore {
+
+MockGamepadProvider& MockGamepadProvider::singleton()
+{
+    static NeverDestroyed<MockGamepadProvider> sharedProvider;
+    return sharedProvider;
+}
+
+MockGamepadProvider::MockGamepadProvider()
+{
+}
+
+void MockGamepadProvider::startMonitoringGamepads(GamepadProviderClient& client)
+{
+    ASSERT(!m_clients.contains(&client));
+    m_clients.add(&client);
+}
+
+void MockGamepadProvider::stopMonitoringGamepads(GamepadProviderClient& client)
+{
+    ASSERT(m_clients.contains(&client));
+    m_clients.remove(&client);
+}
+
+void MockGamepadProvider::setMockGamepadDetails(unsigned index, const String& gamepadID, unsigned axisCount, unsigned buttonCount)
+{
+    if (index >= m_mockGamepadVector.size())
+        m_mockGamepadVector.resize(index + 1);
+
+    if (m_mockGamepadVector[index])
+        m_mockGamepadVector[index]->updateDetails(gamepadID, axisCount, buttonCount);
+    else
+        m_mockGamepadVector[index] = std::make_unique<MockGamepad>(index, gamepadID, axisCount, buttonCount);
+}
+
+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.uncheckedAppend(nullptr);
+
+    m_connectedGamepadVector[index] = m_mockGamepadVector[index].get();
+
+    for (auto& client : m_clients)
+        client->platformGamepadConnected(*m_connectedGamepadVector[index]);
+
+    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;
+
+    for (auto& client : m_clients)
+        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;
+    });
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(GAMEPAD)