private void TopLeftAnchor(AnchorPen pen, AnchorLayoutControl control)
{
// Check if reached limit.
if (pen.Left + control.Control.Width >= pen.WidthLimit)
{
pen.Left = Padding.X;
pen.Top = pen.NeededTop;
}
// Apply left margin.
pen.Left += control.Margin.X;
// Apply top margin.
float topPenCopy = pen.Top + control.Margin.Y;
// Position at top left.
control.Control.X = pen.Left;
control.Control.Y = topPenCopy;
// Apply right margin for the next control.
pen.Left += control.Control.Width + control.Margin.Width;
// Set the max position of the top pen.
float neededPenTop = control.Control.Height + topPenCopy + control.Margin.Height;
if (neededPenTop > pen.NeededTop)
{
pen.NeededTop = neededPenTop;
}
}
private void BottomRightAnchor(AnchorPen pen, AnchorLayoutControl control)
{
// Check if reached limit.
if (pen.Left - control.Control.Width - control.Margin.Width < pen.WidthLimit)
{
pen.Left = pen.Holder;
pen.Top = pen.NeededTop;
}
// Apply right margin and size.
pen.Left -= control.Margin.Width + control.Control.Width;
// Apply bottom margin and height.
float topPenCopy = pen.Top - control.Margin.Height - control.Control.Height;
// Position at top left.
control.Control.X = pen.Left;
control.Control.Y = topPenCopy;
// Apply left margin for the next control.
pen.Left -= control.Margin.X;
// Set the max position of the top pen.
float neededPenTop = topPenCopy - control.Margin.Y;
if (neededPenTop < pen.NeededTop)
{
pen.NeededTop = neededPenTop;
}
}
/// <summary>
/// Add a control to the corner anchor.
/// </summary>
/// <param name="transform">The control to add.</param>
/// <param name="anchor">The corner of the screen to anchor the control to.</param>
/// <param name="margin">The margin of the control.</param>
public void AddChild(Transform transform, AnchorLocation anchor, Rectangle margin)
{
AnchorLayoutControl anchorControl = new AnchorLayoutControl
{
Control = transform,
Anchor = anchor,
Margin = margin
};
lock (_controls)
{
_controls.Add(anchorControl);
}
// Hook up to event.
transform.OnResize += _updateEvent;
ApplyLogic();
base.AddChild(transform);
}
/// <summary>
/// Remove a control from the corner anchor. If not found nothing will happen.
/// </summary>
/// <param name="transform">The control to remove.</param>
public override void RemoveChild(Transform transform)
{
lock (_controls)
{
AnchorLayoutControl match = _controls.FirstOrDefault(x => x.Control == transform);
if (match != null)
{
_controls.Remove(match);
}
else
{
return;
}
}
// Unhook from event.
transform.OnResize -= _updateEvent;
ApplyLogic();
base.RemoveChild(transform);
}