public void AddPad()
{
lock (this.lockObject)
{
FillPadsHeightArray();
this.pads.Add(new Pad(this, this.canvasLeftOffset, this.Width - this.canvasRightOffset, this.canvasTopOffset, this.Height - this.canvasBottomOffset));
SetPadSizes();
this.contentUpdated = true;
}
}