private void ControllerConnected(Window owner, SDL2.SDL_Event ev)
{
var instance = SDL2.SDL_GameControllerOpen(ev.cdevice.which);
var joyInstance = SDL2.SDL_GameControllerGetJoystick(instance);
var instanceId = SDL2.SDL_JoystickInstanceID(joyInstance);
var playerIndex = ControllerRegistry.Instance.GetFirstFreePlayerSlot();
SDL2.SDL_GameControllerSetPlayerIndex(instance, playerIndex);
var name = SDL2.SDL_GameControllerName(instance);
var productInfo = new ProductInfo(
SDL2.SDL_GameControllerGetVendor(instance),
SDL2.SDL_GameControllerGetProduct(instance)
);
var guid = SDL2.SDL_JoystickGetGUID(joyInstance);
var controllerInfo = new ControllerInfo(instance, instanceId, guid, playerIndex, name, productInfo);
ControllerRegistry.Instance.Register(instance, controllerInfo);
owner.Game.OnControllerConnected(
new ControllerEventArgs(controllerInfo)
);
}
internal void DispatchEvent(SDL2.SDL_Event ev)
{
if (SdlEventHandlers.ContainsKey(ev.type))
{
SdlEventHandlers[ev.type]?.Invoke(Owner, ev);
}
else
{
Log.Debug($"Unsupported generic event: {ev.type}.");
}
}
private void ControllerDisconnected(Window owner, SDL2.SDL_Event ev)
{
var instance = SDL2.SDL_GameControllerFromInstanceID(ev.cdevice.which);
var controllerInfo = ControllerRegistry.Instance.GetControllerInfoByPointer(instance);
ControllerRegistry.Instance.Unregister(instance);
owner.Game.OnControllerDisconnected(
new ControllerEventArgs(controllerInfo)
);
}
private void KeyPressed(Window owner, SDL2.SDL_Event ev)
{
Keyboard.OnKeyPressed(
owner.Game,
new KeyEventArgs(
(ScanCode)ev.key.keysym.scancode,
(KeyCode)ev.key.keysym.sym,
(KeyModifiers)ev.key.keysym.mod,
ev.key.repeat != 0
)
);
}
private void TextInput(Window owner, SDL2.SDL_Event ev)
{
string textInput;
unsafe
{
textInput = Marshal.PtrToStringUTF8(
new IntPtr(ev.text.text)
);
}
owner.Game.OnTextInput(new TextInputEventArgs(textInput));
}
private void ControllerButtonReleased(Window owner, SDL2.SDL_Event ev)
{
var instance = SDL2.SDL_GameControllerFromInstanceID(ev.cbutton.which);
var controller = ControllerRegistry.Instance.GetControllerInfoByPointer(instance);
var button = (ControllerButton)ev.cbutton.button;
owner.Game.OnControllerButtonReleased(
new ControllerButtonEventArgs(
controller,
button
)
);
}
private void WheelMoved(Window owner, SDL2.SDL_Event ev)
{
if (ev.wheel.which == SDL2.SDL_TOUCH_MOUSEID)
{
return;
}
owner.Game.OnWheelMoved(
new MouseWheelEventArgs(
new Vector2(ev.wheel.x, ev.wheel.y),
ev.wheel.direction
)
);
}
internal void Dispatch(SDL2.SDL_Event ev)
{
if (DiscardedEventTypes.ContainsKey(ev.type))
{
return;
}
if (ev.type == SDL2.SDL_EventType.SDL_WINDOWEVENT)
{
DispatchWindowEvent(ev.window);
return;
}
DispatchEvent(ev);
}
private void ControllerAxisMoved(Window owner, SDL2.SDL_Event ev)
{
var instance = SDL2.SDL_GameControllerFromInstanceID(ev.caxis.which);
var controller = ControllerRegistry.Instance.GetControllerInfoByPointer(instance);
var axis = (ControllerAxis)ev.caxis.axis;
owner.Game.OnControllerAxisMoved(
new ControllerAxisEventArgs(
controller,
axis,
ev.caxis.axisValue
)
);
}
private void MouseMoved(Window owner, SDL2.SDL_Event ev)
{
if (ev.motion.which == SDL2.SDL_TOUCH_MOUSEID)
{
return;
}
owner.Game.OnMouseMoved(
new MouseMoveEventArgs(
new Vector2(ev.motion.x, ev.motion.y),
new Vector2(ev.motion.xrel, ev.motion.yrel),
new MouseButtonState(ev.motion.state)
)
);
}
private void MouseReleased(Window owner, SDL2.SDL_Event ev)
{
if (ev.button.which == SDL2.SDL_TOUCH_MOUSEID)
{
return;
}
owner.Game.OnMouseReleased(
new MouseButtonEventArgs(
new Vector2(
ev.button.x,
ev.button.y
),
ev.button.state,
ev.button.button,
ev.button.clicks
)
);
}
private void QuitRequested(Window owner, SDL2.SDL_Event ev) => owner.OnQuitRequested(new CancelEventArgs());
private void AudioDeviceRemoved(Window owner, SDL2.SDL_Event ev) => owner.Game.Audio.OnDeviceRemoved(ev.adevice.which, ev.adevice.iscapture != 0);