/// <summary>
/// Draws the gate onto the circuit, and any
/// wires that may be connected to them.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Form1_Paint(object sender, PaintEventArgs e)
{
foreach (Gate g in gates)
{
g.Draw(e.Graphics);
}
foreach (Wire w in wires)
{
w.Draw(e.Graphics);
}
if (startPin != null)
{
e.Graphics.DrawLine(Pens.White, startPin.X, startPin.Y, currentX, currentY);
}
if (newGate != null)
{
// show the gate that we are dragging into the circuit
newGate.MoveTo(currentX, currentY);
newGate.Draw(e.Graphics);
}
}
private void Form1_MouseMove(object sender, MouseEventArgs e)
{
if (startPin != null)
{
Debug.WriteLine("wire from " + startPin + " to " + e.X + "," + e.Y);
currentX = e.X;
currentY = e.Y;
this.Invalidate(); // this will draw the line
}
else if (startX >= 0 && startY >= 0 && current != null)
{
Debug.WriteLine("mouse move to " + e.X + "," + e.Y);
current.MoveTo(currentX + (e.X - startX), currentY + (e.Y - startY));
this.Invalidate();
}
else if (newGate != null)
{
currentX = e.X;
currentY = e.Y;
this.Invalidate();
}
}