// Delete circuit gate
public void deleteCircuitGate(Circuit circuit, Gate gate)
{
// Disconnect gate connections
foreach (Gate input in gate.inputs)
{
input.outputs.Remove(gate);
}
foreach (Gate output in gate.outputs)
{
output.inputs.Remove(gate);
}
// Remove gate from circuit
circuit.gates.Remove(gate);
// Deselect gate
_view.deselectGate();
}
// Key down
void Parent_KeyDown(object sender, KeyEventArgs e)
{
Circuit circuit = _view.selectedCircuit;
if (circuit == null)
{
return;
}
if (_view.keysEnabled)
{
if (e.KeyCode == Keys.Shift || e.KeyCode == Keys.ShiftKey || e.KeyCode == Keys.LShiftKey || e.KeyCode == Keys.RShiftKey)
{
_view.controller.shift = true;
}
else if (e.KeyCode == Keys.Control || e.KeyCode == Keys.ControlKey || e.KeyCode == Keys.LControlKey || e.KeyCode == Keys.RControlKey)
{
_view.controller.ctrl = true;
}
if (e.KeyCode == Keys.Escape)
{
_view.deselectGate();
_inputSource = null;
}
else if (e.KeyCode == Keys.Delete)
{
if (_view.selectedGate != null)
{
// Remove selected gate
_controller.deleteCircuitGate(circuit, _view.selectedGate);
}
else
{
// Hit test gates and try to remove one
float maxDistance = 20f / _view.controller.getScale();
foreach (Gate gate in circuit.gates)
{
if ((_view.controller.getWorldMouse() - gate.position).Length() <= maxDistance)
{
_controller.deleteCircuitGate(circuit, gate);
return;
}
}
// Hit test connections and try to remove one
Gate gateA = null;
Gate gateB = null;
foreach (Gate gate in circuit.gates)
{
foreach (Gate output in gate.outputs)
{
if (connectionHitTest(gate, output))
{
gateA = gate;
gateB = output;
break;
//_controller.disconnectGates(gate, output);
}
}
}
if (gateA != null && gateB != null)
{
_controller.disconnectGates(gateA, gateB);
}
}
}
}
}