| // Copyright ©2019 The Gonum Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package layout |
| |
| import ( |
| "gonum.org/v1/gonum/graph" |
| "gonum.org/v1/gonum/spatial/r2" |
| ) |
| |
| // GraphR2 is a graph with planar spatial representation of node positions. |
| type GraphR2 interface { |
| graph.Graph |
| LayoutNodeR2(id int64) NodeR2 |
| } |
| |
| // NodeR2 is a graph node with planar spatial representation of its position. |
| // A NodeR2 is only valid when the graph.Node is not nil. |
| type NodeR2 struct { |
| graph.Node |
| Coord2 r2.Vec |
| } |