public static void InputLoop()
{
uint toRead = 128;
var records = new INPUT_RECORD[toRead];
int prevWidth = MyConsole.Width;
int prevHeight = MyConsole.Height;
MouseButton prevMouseState = MouseButton.None;
COORD prevMouseLocation = new COORD();
while (!MyConsole.Exiting)
{
WinApi.ReadConsoleInput(inputHandle, records, toRead, out uint recordLen);
for (int i = 0; i < recordLen; i++)
{
var record = records[i];
switch (record.EventType)
{
case EventType.Mouse:
{
var mouseEvent = record.Event.MouseEvent;
var button = mouseEvent.ButtonState;
var flags = mouseEvent.EventFlags;
var location = mouseEvent.MousePosition;
bool mousePressed = prevMouseState == MouseButton.None && button != MouseButton.None;
bool mouseReleased = prevMouseState != MouseButton.None && button == MouseButton.None;
bool mouseHeld = prevMouseState != MouseButton.None && button != MouseButton.None;
var args = new MouseEventArgs
{
Button = button,
Location = location,
ControlKeyState = mouseEvent.ControlKeyState
};
bool sameLocation = location.Equals(prevMouseLocation);
if (mousePressed && flags.HasFlag(MouseState.DoubleClick))
{
MouseDoubleClick?.Invoke(null, args);
}
else if (mousePressed)
{
MousePressed?.Invoke(null, args);
}
else if (mouseReleased)
{
MouseReleased?.Invoke(null, args);
}
else if (mouseHeld && flags.HasFlag(MouseState.Moved) && !sameLocation)
{
MouseDragged?.Invoke(null, args);
}
else if (flags.HasFlag(MouseState.Moved) && !sameLocation)
{
MouseMoved?.Invoke(null, args);
}
prevMouseState = button;
prevMouseLocation = location;
}
break;
case EventType.Key:
{
var keyEvent = record.Event.KeyEvent;
var eventArgs = new KeyEventArgs
{
Key = (ConsoleKey)keyEvent.VirtualKeyCode,
ControlKeyState = keyEvent.ControlKeyState
};
bool currState = keyEvent.KeyDown;
bool prevState = keyStates[keyEvent.VirtualKeyCode];
if (currState && !prevState)
{
KeyPressed?.Invoke(eventArgs);
}
else if (prevState && !currState)
{
KeyReleased?.Invoke(eventArgs);
}
else if (prevState && currState)
{
KeyHeld?.Invoke(eventArgs);
}
keyStates[keyEvent.VirtualKeyCode] = keyEvent.KeyDown;
}
break;
case EventType.Resize:
{
var clientSize = MyConsole.GetClientSize();
var fontSize = MyConsole.GetFontSize();
int w = clientSize.X / fontSize.X;
int h = clientSize.Y / fontSize.Y;
if (prevWidth != w || prevHeight != h)
{
MyConsole.SetSize(w, h);
MyConsole.HideCursor();
Drawing.ConsoleRenderer.Resize(w, h);
Resized?.Invoke(new ResizedEventArgs
{
Width = w,
Height = h
});
prevWidth = w;
prevHeight = h;
}
}
break;
case EventType.Menu:
{
var id = record.Event.MenuEvent.dwCommandId;
Debug.WriteLine(id);
}
break;
case EventType.Focus:
{
var focused = record.Event.FocusEvent.bSetFocus;
}
break;
default:
Debug.WriteLine("Unhandled event: " + record.EventType);
break;
}
}
}
}
public static Point GetWindowSize() => MyConsole.GetClientSize();