1 /* This file is part of the project "Hilbert II" - http://www.qedeq.org" target="alexandria_uri">http://www.qedeq.org 2 * 3 * Copyright 2000-2014, Michael Meyling <mime@qedeq.org>. 4 * 5 * "Hilbert II" is free software; you can redistribute 6 * it and/or modify it under the terms of the GNU General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 */ 15 16 package org.qedeq.kernel.se.base.module; 17 18 19 /** 20 * A node carries mathematical knowledge. 21 * 22 * @author Michael Meyling 23 */ 24 public interface Node extends SubsectionType { 25 26 /** 27 * Get label of node. The node is referenced with this label. 28 * 29 * @return Returns the label. 30 */ 31 public String getId(); 32 33 /** 34 * Get level of node. Higher levels contain additional informations. 35 * 36 * @return Returns the level. 37 */ 38 public String getLevel(); 39 40 /** 41 * Set name of node. Could be used as an readable reference, e.g. "Axiom of Choice". 42 * 43 * @return Returns the name. 44 */ 45 public LatexList getName(); 46 47 /** 48 * Get title of subsection. 49 * 50 * @return Returns the name. 51 */ 52 public LatexList getTitle(); 53 54 /** 55 * Get text before the formula. Get the preceding LaTeX text. This text comes before a 56 * theorem, definition etc. but belongs to this node regards content. 57 * 58 * @return Returns the preceding LaTeX text. 59 */ 60 public LatexList getPrecedingText(); 61 62 /** 63 * Get node content. This is for example a concrete theorem or definition. The main 64 * information of a node could be found here. 65 * 66 * @return Returns the nodeType. 67 */ 68 public NodeType getNodeType(); 69 70 /** 71 * Get text after the formula. Get the succeeding LaTeX text. This text comes after 72 * a theorem, definition etc. but belongs to this node regards content. 73 * 74 * @return Returns the succeedingText. 75 */ 76 public LatexList getSucceedingText(); 77 78 }