protected virtual void DrawAxies()
{
if (!ShowAxis)
{
return;
}
canvas.strokeStyle.stroke = true;
canvas.strokeStyle.fill = false;
canvas.strokeStyle.strokeColor = AxiesColor;
canvas.strokeStyle.thickness = 1;
canvas.MoveTo(0, boundary.height);
canvas.LineTo(0, 0);
canvas.LineTo(boundary.width, 0);
canvas.Stroke();
}