Steema Central

Code: Select all

		private int X0,Y0;
		private bool Zoomed = false;

		private void Form1_Load(object sender, System.EventArgs e)
		{
			line1.FillSampleValues();

			tChart1.Zoom.Pen.Color = Color.Red;
			tChart1.Zoom.Brush.Color = Color.Blue;			
		}		

		private void tChart1_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
		{
			if (Zoomed)
			{
				X0=e.X;
				Y0=e.Y;
			}
		}

		private void tChart1_MouseMove(object sender, System.Windows.Forms.MouseEventArgs e)
		{
			if ((Zoomed) && (X0!=0) && (Y0!=0))
			{
				tChart1.Graphics3D.Pen.Color = Color.Red;
				tChart1.Graphics3D.Brush.Color = Color.Blue;
				tChart1.Graphics3D.Rectangle(X0,Y0,e.X,e.Y);
			}
		}

		private void tChart1_Zoomed(object sender, System.EventArgs e)
		{
			Zoomed=true;
		}

		private void tChart1_UndoneZoom(object sender, System.EventArgs e)
		{
			Zoomed=false;
			X0=0;
			Y0=0;
		}