void NavigatorGamepad::gamepadDisconnected(PlatformGamepad& platformGamepad)
{
// If this Navigator hasn't seen any gamepads yet its Vector will still be empty.
if (!m_gamepads.size())
return;
ASSERT(platformGamepad.index() < m_gamepads.size());
ASSERT(m_gamepads[platformGamepad.index()]);
m_gamepads[platformGamepad.index()] = nullptr;
}
void UIGamepadProvider::platformGamepadDisconnected(PlatformGamepad& gamepad)
{
ASSERT(gamepad.index() < m_gamepads.size());
ASSERT(m_gamepads[gamepad.index()]);
std::unique_ptr<UIGamepad> disconnectedGamepad = WTFMove(m_gamepads[gamepad.index()]);
scheduleGamepadStateSync();
for (auto& pool : m_processPoolsUsingGamepads)
pool->gamepadDisconnected(*disconnectedGamepad);
}
void UIGamepadProvider::platformGamepadConnected(PlatformGamepad& gamepad)
{
if (m_gamepads.size() <= gamepad.index())
m_gamepads.resize(gamepad.index() + 1);
ASSERT(!m_gamepads[gamepad.index()]);
m_gamepads[gamepad.index()] = std::make_unique<UIGamepad>(gamepad);
scheduleGamepadStateSync();
for (auto& pool : m_processPoolsUsingGamepads)
pool->gamepadConnected(*m_gamepads[gamepad.index()]);
}
Ref<Gamepad> NavigatorGamepad::gamepadFromPlatformGamepad(PlatformGamepad& platformGamepad)
{
unsigned index = platformGamepad.index();
if (index >= m_gamepads.size() || !m_gamepads[index])
return adoptRef(*Gamepad::create(platformGamepad).leakRef());
return *m_gamepads[index];
}
Gamepad::Gamepad(const PlatformGamepad& platformGamepad)
: m_id(platformGamepad.id())
, m_index(platformGamepad.index())
, m_connected(true)
, m_timestamp(platformGamepad.lastUpdateTime())
, m_axes(platformGamepad.axisValues().size(), 0.0)
{
unsigned buttonCount = platformGamepad.buttonValues().size();
for (unsigned i = 0; i < buttonCount; ++i)
m_buttons.append(GamepadButton::create());
}
void NavigatorGamepad::gamepadConnected(PlatformGamepad& platformGamepad)
{
// If this is the first gamepad this Navigator object has seen, then all gamepads just became visible.
if (m_gamepads.isEmpty()) {
gamepadsBecameVisible();
return;
}
unsigned index = platformGamepad.index();
ASSERT(GamepadProvider::singleton().platformGamepads()[index] == &platformGamepad);
// The new index should already fit in the existing array, or should be exactly one past-the-end of the existing array.
ASSERT(index <= m_gamepads.size());
if (index < m_gamepads.size())
m_gamepads[index] = Gamepad::create(platformGamepad);
else if (index == m_gamepads.size())
m_gamepads.append(Gamepad::create(platformGamepad));
}