public void CLEAR()
{
CanvasBoard.Invalidate();
hasDrawn = false;
points.CLEAR();
vectors.Clear();
GlobalDrawingIndex = 0;
}
private void DeleteBtn_Click(object sender, EventArgs e)
{
//add the vector to a list and then delete the vector
CanvasBoard.Invalidate();
hasDrawn = false;
points.CLEAR();
vectors.Clear();
GlobalDrawingIndex = 0;
}
public Form1()
{
InitializeComponent();
GlobalDrawingIndex = 0;
points = new fPointField(280);
g = CanvasBoard.CreateGraphics();
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
pen = new Pen(Color.Black, 5);
pen.StartCap = pen.EndCap = System.Drawing.Drawing2D.LineCap.Round;
}