/// <summary>
///
/// </summary>
/// <param name="e"></param>
private void Node_OnMove(NodeViewMoveEventArgs e)
{
var node = e.NodeView;
int nDiameter = Configuration.ms_nGraphNodeRadius * 2 + 1;
for (int i = 0; i < Nodes.Count; i++)
{
if (Nodes[i] == node)
{
continue;
}
int distance = GraphicComputing.CalcDistance(
e.MovedPosition.X - Nodes[i].Location.X,
e.MovedPosition.Y - Nodes[i].Location.Y
);
if (distance <= nDiameter)
{
e.Cancel = true;
return;
}
}
}
/// <summary>
/// Обработчик перемещения мыши по узлу
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void NodeGraph_MouseMove(object sender, MouseEventArgs e)
{
if (!m_bIsPressed)
{
return;
}
var newPosition = new Point(
Location.X - (m_pCapturePoint.X - e.X),
Location.Y - (m_pCapturePoint.Y - e.Y)
);
var moveArgs = new NodeViewMoveEventArgs(this, newPosition);
OnMove?.Invoke(moveArgs);
if (moveArgs.Cancel)
{
return;
}
Location = moveArgs.MovedPosition;
Parent.Refresh();
}
