1 /* 2 * Copyright (C) 2008 Google Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.inject.grapher.graphviz; 18 19 /** 20 * Enum for the "compass point" values used to control where edge end points appear on the graph. 21 * 22 * <p>See: http://www.graphviz.org/doc/info/attrs.html#k:portPos 23 * 24 * @author phopkins@gmail.com (Pete Hopkins) 25 */ 26 public enum CompassPoint { 27 NORTH("n"), 28 NORTH_EAST("ne"), 29 EAST("e"), 30 SOUTH_EAST("se"), 31 SOUTH("s"), 32 SOUTH_WEST("sw"), 33 WEST("w"), 34 NORTH_WEST("nw"), 35 CENTER("c"), 36 EXTERIOR_SIDE("_"); 37 38 /** Graphviz "compass_pt" value. */ 39 private final String compassPt; 40 CompassPoint(String compassPt)41 CompassPoint(String compassPt) { 42 this.compassPt = compassPt; 43 } 44 45 @Override toString()46 public String toString() { 47 return compassPt; 48 } 49 } 50