Re: [Inkscape-user] why doesn't this work?

From: heathenx <heathenx@...155...> Subject: Re: [Inkscape-user] why doesn't this work? To: "Inkscape User Community" <inkscape-user(a)lists.sourceforge.net&gt; Date: Tuesday, February 24, 2009, 10:36 AM Kurt Hutchinson wrote the following on 2/24/2009 10:27 AM: > On Tue, Feb 24, 2009 at 9:08 AM, Elwin Estle <chrysalis_reborn@...12...> wrote: >> I am trying to make a simple wedge shape that is 1/6 of a hexagon. >> >> So I used the polygon tool to make a hexagon. I convert it to a path. I duplicated it, shrunk it down some and used a boolean operation to cut a smaller hex shaped hole in the exact center of the larger hexagon. >> >> Then I used the node tool to select the extraneous nodes and delete them. Now I have two lines, both part of the same path, but not connected. When I select two end points on the lines and try to join them with a new segment, I get an error saying I haven't selected two nodes!!! > > What's happening is a bit unintuitive, because the nodes look like end > nodes, but aren't. If you have stroke turned on, it looks like two > separate subpaths that are just straight lines, each with one node at > each end. Why aren't they end-nodes, right? > > When you create the donut shape by cutting a hole in the hexagon, you > get two sets of nodes: the six around the outer perimeter, and the six > around the inner perimeter. Those two sets are disjoint; there are no > connections between the outer nodes and the inner nodes. When you > delete nodes, the two sets are kept separate. If you delete one node > at a time, you can see that at no time is there a connection made > between the outer and inner, yet each set is still connected in a > loop. For example, delete one of the outer nodes, and the outer > perimeter is still a loop, but with 5 nodes instead of 6. > > If you kept deleting one node at a time from the outer perimeter until > only two were left, you would see just a line between them, and they > appear like end-nodes. But there is still a loop! There is a > connection from one to the other, and another connection back again. > So they aren't end-nodes. You can verify this by click-and-dragging > the line between them. It will pull out one of the connections. Then > you can remove that connection by clicking on it and choosing the > "split path between two non-endpoint nodes" icon on the toolbar. The > icon looks like two connected nodes on top pointing to two > disconnected nodes below. > > Once you do the same to the line formed from the inner perimeter > nodes, then you really will have two subpaths with two end-nodes each, > and you can join them the way you intended. > > Kurt > ...or you can just select both segments, combine them, select both end nodes, then hit your join nodes. heathenx ------------------------------------------------------------------------------ Open Source Business Conference (OSBC), March 24-25, 2009, San Francisco, CA -OSBC tackles the biggest issue in open source: Open Sourcing the Enterprise -Strategies to boost innovation and cut costs with open source participation -Receive a $600 discount off the registration fee with the source code: SFAD http://p.sf.net/sfu/XcvMzF8H _______________________________________________ Inkscape-user mailing list Inkscape-user(a)lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/inkscape-user