public bool HandleMouseDown(UnitPoint mouseunitpoint, ref bool handled, ISnapPoint snapPt = null)
{
handled = false;
if (m_nodes.Count == 0) // no nodes selected yet
{
if (m_canvas.Model.SelectedCount > 0)
{
foreach (IDrawObject obj in m_canvas.Model.SelectedObjects)
{
INodePoint p = obj.NodePoint(m_canvas, mouseunitpoint);
if (p != null)
{
m_nodes.Add(p);
}
}
}
handled = m_nodes.Count > 0;
if (handled)
{
m_originPoint = mouseunitpoint;
}
return(handled);
}
// update selected nodes
m_canvas.Model.MoveNodes(mouseunitpoint, m_nodes);
MoveReferenceNodesOfRect(m_nodes, snapPt, mouseunitpoint);
m_nodes.Clear();
handled = true;
m_canvas.CanvasCtrl.DoInvalidate(true);
return(handled);
}
public void DeattachConnectionCrvNode(INodePoint node)
{
ConnectionCrvNodeToRectBaseNodePair existNode = m_allConnectionCrvNodes.Find(
curNode => curNode.connectionCrvNode.GetOriginal() == node.GetOriginal()
);
if (existNode.connectionCrvNode != null)
{
m_allConnectionCrvNodes.Remove(existNode);
}
}
public void AttachConnectionCrvNode(INodePoint node)
{
ConnectionCrvNodeToRectBaseNodePair existNode = m_allConnectionCrvNodes.Find(
curNode => curNode.connectionCrvNode.GetOriginal() == node.GetOriginal()
);
if (existNode.connectionCrvNode == null)
{
m_allConnectionCrvNodes.Add(new ConnectionCrvNodeToRectBaseNodePair(node, GetVertexIdFromPoint(node.GetPosition())));
}
}
void DeattachConnectionNode(INodePoint node)
{
foreach (var curLayer in m_canvas.Model.Layers)
{
DrawingLayer drawingLayer = curLayer as DrawingLayer;
if (drawingLayer == null)
{
continue;
}
foreach (var curObj in drawingLayer.Objects)
{
if (!(curObj is DrawTools.RectBase))
{
continue;
}
((DrawTools.RectBase)curObj).DeattachConnectionCrvNode(node);
}
}
}
public bool HandleMouseDown(UnitPoint mouseunitpoint, ref bool handled)
{
handled = false;
if (nodePoints.Count == 0) // no nodes selected yet
{
if (canvasWrapper.DataModel.SelectedCount > 0)
{
foreach (IDrawObject obj in canvasWrapper.DataModel.DrawingLayer.SelectedObjects)
{
if (obj.IsLocked == true)
{
continue;
}
INodePoint p = obj.NodePoint(mouseunitpoint);
if (p != null)
{
nodePoints.Add(p);
this.drawObjectsEdit.Add(obj);
}
}
}
handled = nodePoints.Count > 0;
if (handled)
{
originalPoint = mouseunitpoint;
}
return(handled);
}
// update selected nodes
canvasWrapper.DataModel.MoveNodes(mouseunitpoint, nodePoints);
nodePoints.Clear();
this.drawObjectsEdit.Clear();
handled = true;
canvasWrapper.UCCanvas.DoInvalidate(true);
return(handled);
}
public ConnectionCrvNodeToRectBaseNodePair(INodePoint node, eVertexId rectNodeId)
{
this.connectionCrvNode = node;
this.rectNodeId = rectNodeId;
}
