/// <summary>
/// Throws the panel to the specified destination.
/// </summary>
/// <param name="destination">The destination.</param>
protected void Throw(Point destination)
{
if (this.Throwable)
{
Size screenSize = this.GUI.SpriteRenderer.Viewport.Size;
if (this.Left > 0 && this.Right < screenSize.Width && this.Top > 0 && this.Bottom < screenSize.Height)
{
this.throwWayPoint = new WaypointController(this.Location)
{
Progression = Progression.Decreasing
};
// prevent throwing out of screen
if (destination.X < 0 ||
destination.X + this.Width > screenSize.Width ||
destination.Y < 0 ||
destination.Y + this.Height > screenSize.Height)
{
var lbc = new LiangBarskyClipping(new Rectangle(0, 0, screenSize.Width - this.Width, screenSize.Height - this.Height));
destination = lbc.ClipLineEndPoint(this.Location, destination);
}
this.throwWayPoint.AddWaypoint(destination, null);
this.throwWayPoint.Start(this.MiyagiSystem, true, c => this.Location = c);
}
}
}
/// <summary>
/// Handles mouse moves.
/// </summary>
/// <param name="oldLocation">The old mouse location.</param>
/// <param name="newLocation">The new mouse location.</param>
protected virtual void OnMouseMoved(Point oldLocation, Point newLocation)
{
if (this.CursorClipArea != null && !this.CursorClipArea.Value.Contains(newLocation))
{
var clip = new LiangBarskyClipping(this.CursorClipArea.Value);
this.mouseLocation = newLocation = clip.ClipLineEndPoint(this.CursorClipArea.Value.Center, newLocation);
}
// MouseGestures
if (this.pressedMouseButtons[this.MouseGesturesButton])
{
Point delta = newLocation - this.oldMouseGesturePositon;
if (Math.Abs(delta.X) >= this.MouseGestureMinDistance || Math.Abs(delta.Y) >= this.MouseGestureMinDistance)
{
this.AddMouseGesture(this.GetMouseGestures(this.oldMouseGesturePositon.AngleBetween(newLocation)), this.oldMouseGesturePositon);
this.oldMouseGesturePositon = newLocation;
}
}
if (this.MouseLocationChanged != null)
{
this.MouseLocationChanged(this, new ChangedValueEventArgs <Point>(oldLocation, newLocation));
}
}
