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 * Arrow symbols that are available from Graphviz. These can be composed by 21 * concatenation to make double arrows and such. 22 * <p> 23 * See: http://www.graphviz.org/doc/info/arrows.html 24 * 25 * @author phopkins@gmail.com (Pete Hopkins) 26 */ 27 public enum ArrowType { 28 BOX("box"), 29 BOX_OPEN("obox"), 30 CROW("crow"), 31 DIAMOND("diamond"), 32 DIAMOND_OPEN("odiamond"), 33 DOT("dot"), 34 DOT_OPEN("odot"), 35 INVERTED("inv"), 36 INVERTED_OPEN("oinv"), 37 NONE("none"), 38 NORMAL("normal"), 39 NORMAL_OPEN("onormal"), 40 TEE("tee"), 41 VEE("vee"); 42 43 private final String arrowType; 44 ArrowType(String arrowType)45 ArrowType(String arrowType) { 46 this.arrowType = arrowType; 47 } 48 49 @Override toString()50 public String toString() { 51 return arrowType; 52 } 53 } 54