protected override void OnPreviewMouseMove(MouseEventArgs e)
{
// Restart the mouse over timer
MouseOverTimer.Stop();
MouseOverTimer.Start();
base.OnPreviewMouseMove(e);
}
/// <summary>
/// Called every tick.
/// </summary>
public void Update()
{
MouseState mouse = Mouse.GetState();
KeyboardState keyboard = Keyboard.GetState();
if (!Enabled)
{
return;
}
// Select bodies under the mouse if it is hovering.
MouseOverTimer.Update(DwarfTime.LastTime);
if (MouseOverTimer.HasTriggered)
{
SelectedEntities = SelectBodies(new Rectangle(mouse.X - 2, mouse.Y - 2, 4, 4));
if (SelectedEntities.Count > 0)
{
OnMouseOver(SelectedEntities);
}
else
{
OnMouseOver(new List <Body>());
}
}
// If the left mouse button is pressed, update the selection rectangle.
if (isLeftPressed)
{
if (mouse.LeftButton == ButtonState.Released)
{
isLeftPressed = false;
SelectionBuffer = Components.SelectRootBodiesOnScreen(SelectionRectangle, CameraController);
LeftReleased.Invoke();
}
else
{
UpdateSelectionRectangle(mouse.X, mouse.Y);
}
}
// Otherwise, if the mouse has first been pressed, initialize selection
else if (mouse.LeftButton == ButtonState.Pressed)
{
isLeftPressed = true;
ClickPoint = new Point(mouse.X, mouse.Y);
ClickPoint3D = World.CursorLightPos;
SelectionRectangle = new Rectangle(mouse.X, mouse.Y, 0, 0);
}
if (AllowRightClickSelection)
{
// If the right mouse button has been sustained-pressed, update
// the selection rectangle.
if (isRightPressed)
{
if (mouse.RightButton == ButtonState.Released)
{
isRightPressed = false;
SelectionBuffer = Components.SelectRootBodiesOnScreen(SelectionRectangle, CameraController);
RightReleased.Invoke();
}
else
{
UpdateSelectionRectangle(mouse.X, mouse.Y);
}
}
// Otherwise if the mouse has been first pressed, initialize selection
else if (mouse.RightButton == ButtonState.Pressed)
{
isRightPressed = true;
ClickPoint = new Point(mouse.X, mouse.Y);
ClickPoint3D = World.CursorLightPos;
SelectionRectangle = new Rectangle(mouse.X, mouse.Y, 0, 0);
}
}
// If no mouse button has been pressed, there are no bodies currently being selected.
if (!(isLeftPressed || isRightPressed))
{
CurrentBodies.Clear();
}
}
