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2932 lines
101 KiB
2932 lines
101 KiB
/*
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* Released under BSD License
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* Copyright (c) 2014-2016 hizzgdev@163.com
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*
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* Project Home:
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* https://github.com/hizzgdev/jsmind/
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*/
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;(function($w){
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'use strict';
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// set 'jsMind' as the library name.
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// __name__ should be a const value, Never try to change it easily.
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var __name__ = 'jsMind';
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// library version
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var __version__ = '0.4.6';
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// author
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var __author__ = 'hizzgdev@163.com';
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// an noop function define
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var _noop = function(){};
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var logger = (typeof console === 'undefined')?{
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log:_noop, debug:_noop, error:_noop, warn:_noop, info:_noop
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}:console;
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// check global variables
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if(typeof module === 'undefined' || !module.exports){
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if(typeof $w[__name__] != 'undefined'){
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logger.log(__name__+' has been already exist.');
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return;
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}
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}
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// shortcut of methods in dom
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var $d = $w.document;
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var $g = function(id){return $d.getElementById(id);};
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var $c = function(tag){return $d.createElement(tag);};
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var $t = function(n,t){if(n.hasChildNodes()){n.firstChild.nodeValue = t;}else{n.appendChild($d.createTextNode(t));}};
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var $h = function (n, t) {
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if (t instanceof HTMLElement) {
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n.innerHTML = '';
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n.appendChild(t)
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} else {
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n.innerHTML = t;
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}
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};
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// detect isElement
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var $i = function(el){return !!el&&(typeof el==='object')&&(el.nodeType===1)&&(typeof el.style==='object')&&(typeof el.ownerDocument==='object');};
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if(typeof String.prototype.startsWith != 'function'){String.prototype.startsWith=function(p){return this.slice(0,p.length)===p;};}
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var DEFAULT_OPTIONS = {
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container : '', // id of the container
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editable : false, // you can change it in your options
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theme : null,
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mode :'full', // full or side
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support_html : true,
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view:{
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hmargin:100,
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vmargin:50,
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line_width:2,
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line_color:'#555'
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},
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layout:{
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hspace:30,
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vspace:20,
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pspace:13
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},
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default_event_handle:{
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enable_mousedown_handle:true,
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enable_click_handle:true,
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enable_dblclick_handle:true
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},
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shortcut:{
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enable:true,
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handles:{
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},
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mapping:{
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addchild : 45, // Insert
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addbrother : 13, // Enter
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editnode : 113,// F2
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delnode : 46, // Delete
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toggle : 32, // Space
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left : 37, // Left
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up : 38, // Up
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right : 39, // Right
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down : 40, // Down
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}
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},
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};
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// core object
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var jm = function(options){
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jm.current = this;
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this.version = __version__;
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var opts = {};
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jm.util.json.merge(opts, DEFAULT_OPTIONS);
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jm.util.json.merge(opts, options);
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if(!opts.container){
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logger.error('the options.container should not be null or empty.');
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return;
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}
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this.options = opts;
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this.inited = false;
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this.mind = null;
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this.event_handles = [];
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this.init();
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};
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// ============= static object =============================================
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jm.direction = {left:-1,center:0,right:1};
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jm.event_type = {show:1,resize:2,edit:3,select:4};
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jm.node = function(sId,iIndex,sTopic,oData,bIsRoot,oParent,eDirection,bExpanded){
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if(!sId){logger.error('invalid nodeid');return;}
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if(typeof iIndex != 'number'){logger.error('invalid node index');return;}
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if(typeof bExpanded === 'undefined'){bExpanded = true;}
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this.id = sId;
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this.index = iIndex;
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this.topic = sTopic;
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this.data = oData || {};
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this.isroot = bIsRoot;
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this.parent = oParent;
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this.direction = eDirection;
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this.expanded = !!bExpanded;
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this.children = [];
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this._data = {};
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};
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jm.node.compare=function(node1,node2){
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// '-1' is alwary the last
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var r = 0;
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var i1 = node1.index;
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var i2 = node2.index;
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if(i1>=0 && i2>=0){
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r = i1-i2;
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}else if(i1==-1 && i2==-1){
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r = 0;
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}else if(i1==-1){
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r = 1;
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}else if(i2==-1){
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r = -1;
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}else{
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r = 0;
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}
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//logger.debug(i1+' <> '+i2+' = '+r);
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return r;
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};
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jm.node.inherited=function(pnode,node){
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if(!!pnode && !!node){
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if(pnode.id === node.id){
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return true;
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}
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if(pnode.isroot){
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return true;
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}
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var pid = pnode.id;
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var p = node;
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while(!p.isroot){
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p = p.parent;
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if(p.id === pid){
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return true;
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}
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}
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}
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return false;
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};
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jm.node.prototype = {
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get_location:function(){
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var vd = this._data.view;
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return {
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x:vd.abs_x,
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y:vd.abs_y
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};
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},
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get_size:function(){
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var vd = this._data.view;
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return {
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w:vd.width,
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h:vd.height
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}
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}
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};
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jm.mind = function(){
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this.name = null;
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this.author = null;
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this.version = null;
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this.root = null;
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this.selected = null;
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this.nodes = {};
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};
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jm.mind.prototype = {
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get_node:function(nodeid){
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if(nodeid in this.nodes){
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return this.nodes[nodeid];
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}else{
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logger.warn('the node[id='+nodeid+'] can not be found');
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return null;
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}
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},
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set_root:function(nodeid, topic, data){
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if(this.root == null){
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this.root = new jm.node(nodeid, 0, topic, data, true);
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this._put_node(this.root);
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}else{
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logger.error('root node is already exist');
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}
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},
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add_node:function(parent_node, nodeid, topic, data, idx, direction, expanded){
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if(!jm.util.is_node(parent_node)){
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var the_parent_node = this.get_node(parent_node);
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if(!the_parent_node){
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logger.error('the parent_node[id='+parent_node+'] can not be found.');
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return null;
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}else{
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return this.add_node(the_parent_node, nodeid, topic, data, idx, direction, expanded);
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}
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}
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var nodeindex = idx || -1;
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var node = null;
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if(parent_node.isroot){
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var d = jm.direction.right;
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if(isNaN(direction)){
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var children = parent_node.children;
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var children_len = children.length;
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var r = 0;
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for(var i=0;i<children_len;i++){if(children[i].direction === jm.direction.left){r--;}else{r++;}}
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d = (children_len > 1 && r > 0) ? jm.direction.left : jm.direction.right
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}else{
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d = (direction != jm.direction.left) ? jm.direction.right : jm.direction.left;
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}
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node = new jm.node(nodeid,nodeindex,topic,data,false,parent_node,d,expanded);
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}else{
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node = new jm.node(nodeid,nodeindex,topic,data,false,parent_node,parent_node.direction,expanded);
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}
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if(this._put_node(node)){
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parent_node.children.push(node);
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this._reindex(parent_node);
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}else{
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logger.error('fail, the nodeid \''+node.id+'\' has been already exist.');
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node = null;
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}
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return node;
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},
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insert_node_before:function(node_before, nodeid, topic, data){
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if(!jm.util.is_node(node_before)){
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var the_node_before = this.get_node(node_before);
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if(!the_node_before){
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logger.error('the node_before[id='+node_before+'] can not be found.');
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return null;
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}else{
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return this.insert_node_before(the_node_before, nodeid, topic, data);
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}
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}
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var node_index = node_before.index-0.5;
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return this.add_node(node_before.parent, nodeid, topic, data, node_index);
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},
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get_node_before:function(node){
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if(!jm.util.is_node(node)){
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var the_node = this.get_node(node);
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if(!the_node){
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logger.error('the node[id='+node+'] can not be found.');
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return null;
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}else{
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return this.get_node_before(the_node);
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}
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}
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if(node.isroot){return null;}
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var idx = node.index - 2;
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if(idx >= 0){
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return node.parent.children[idx];
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}else{
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return null;
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}
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},
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insert_node_after:function(node_after, nodeid, topic, data){
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if(!jm.util.is_node(node_after)){
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var the_node_after = this.get_node(node_before);
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if(!the_node_after){
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logger.error('the node_after[id='+node_after+'] can not be found.');
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return null;
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}else{
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return this.insert_node_after(the_node_after, nodeid, topic, data);
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}
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}
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var node_index = node_after.index + 0.5;
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return this.add_node(node_after.parent, nodeid, topic, data, node_index);
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},
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get_node_after:function(node){
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if(!jm.util.is_node(node)){
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var the_node = this.get_node(node);
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if(!the_node){
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logger.error('the node[id='+node+'] can not be found.');
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return null;
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}else{
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return this.get_node_after(the_node);
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}
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}
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if(node.isroot){return null;}
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var idx = node.index;
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var brothers = node.parent.children;
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if(brothers.length >= idx){
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return node.parent.children[idx];
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}else{
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return null;
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}
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},
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move_node:function(node, beforeid, parentid, direction){
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if(!jm.util.is_node(node)){
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var the_node = this.get_node(node);
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if(!the_node){
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logger.error('the node[id='+node+'] can not be found.');
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return null;
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}else{
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return this.move_node(the_node, beforeid, parentid, direction);
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}
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}
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if(!parentid){
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parentid = node.parent.id;
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}
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return this._move_node(node, beforeid, parentid, direction);
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},
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_flow_node_direction:function(node,direction){
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if(typeof direction === 'undefined'){
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direction = node.direction;
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}else{
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node.direction = direction;
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}
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var len = node.children.length;
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while(len--){
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this._flow_node_direction(node.children[len],direction);
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}
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},
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_move_node_internal:function(node, beforeid){
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if(!!node && !!beforeid){
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if(beforeid == '_last_'){
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node.index = -1;
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this._reindex(node.parent);
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}else if(beforeid == '_first_'){
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node.index = 0;
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this._reindex(node.parent);
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}else{
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var node_before = (!!beforeid)?this.get_node(beforeid):null;
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if(node_before!=null && node_before.parent!=null && node_before.parent.id==node.parent.id){
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node.index = node_before.index - 0.5;
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this._reindex(node.parent);
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}
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}
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}
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return node;
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},
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_move_node:function(node, beforeid, parentid, direction){
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if(!!node && !!parentid){
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if(node.parent.id != parentid){
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// remove from parent's children
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var sibling = node.parent.children;
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var si = sibling.length;
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while(si--){
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if(sibling[si].id == node.id){
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sibling.splice(si,1);
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break;
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}
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}
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node.parent = this.get_node(parentid);
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node.parent.children.push(node);
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}
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if(node.parent.isroot){
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if(direction == jsMind.direction.left){
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node.direction = direction;
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}else{
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node.direction = jm.direction.right;
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}
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}else{
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node.direction = node.parent.direction;
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}
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this._move_node_internal(node, beforeid);
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this._flow_node_direction(node);
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}
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return node;
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},
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remove_node:function(node){
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if(!jm.util.is_node(node)){
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var the_node = this.get_node(node);
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if(!the_node){
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logger.error('the node[id='+node+'] can not be found.');
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return false;
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}else{
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return this.remove_node(the_node);
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}
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}
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if(!node){
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logger.error('fail, the node can not be found');
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return false;
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}
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if(node.isroot){
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logger.error('fail, can not remove root node');
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return false;
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}
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if(this.selected!=null && this.selected.id == node.id){
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this.selected = null;
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}
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// clean all subordinate nodes
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var children = node.children;
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var ci = children.length;
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while(ci--){
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this.remove_node(children[ci]);
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}
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// clean all children
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children.length = 0;
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// remove from parent's children
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var sibling = node.parent.children;
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var si = sibling.length;
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while(si--){
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if(sibling[si].id == node.id){
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sibling.splice(si,1);
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break;
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}
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}
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|
// remove from global nodes
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delete this.nodes[node.id];
|
|
// clean all properties
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|
for(var k in node){
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delete node[k];
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}
|
|
// remove it's self
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node = null;
|
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//delete node;
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return true;
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},
|
|
|
|
_put_node:function(node){
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if(node.id in this.nodes){
|
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logger.warn('the nodeid \''+node.id+'\' has been already exist.');
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return false;
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}else{
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this.nodes[node.id] = node;
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return true;
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}
|
|
},
|
|
|
|
_reindex:function(node){
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if(node instanceof jm.node){
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|
node.children.sort(jm.node.compare);
|
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for(var i=0;i<node.children.length;i++){
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node.children[i].index = i+1;
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}
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}
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|
},
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|
};
|
|
|
|
jm.format = {
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node_tree:{
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example:{
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"meta":{
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"name":__name__,
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"author":__author__,
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"version":__version__
|
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},
|
|
"format":"node_tree",
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"data":{"id":"root","topic":"jsMind Example"}
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},
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|
get_mind:function(source){
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var df = jm.format.node_tree;
|
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var mind = new jm.mind();
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mind.name = source.meta.name;
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mind.author = source.meta.author;
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|
mind.version = source.meta.version;
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df._parse(mind,source.data);
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|
return mind;
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},
|
|
get_data:function(mind){
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|
var df = jm.format.node_tree;
|
|
var json = {};
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|
json.meta = {
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|
name : mind.name,
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|
author : mind.author,
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|
version : mind.version
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|
};
|
|
json.format = 'node_tree';
|
|
json.data = df._buildnode(mind.root);
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|
return json;
|
|
},
|
|
|
|
_parse:function(mind, node_root){
|
|
var df = jm.format.node_tree;
|
|
var data = df._extract_data(node_root);
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mind.set_root(node_root.id, node_root.topic, data);
|
|
if('children' in node_root){
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var children = node_root.children;
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|
for(var i=0;i<children.length;i++){
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df._extract_subnode(mind, mind.root, children[i]);
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|
}
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|
}
|
|
},
|
|
|
|
_extract_data:function(node_json){
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|
var data = {};
|
|
for(var k in node_json){
|
|
if(k == 'id' || k=='topic' || k=='children' || k=='direction' || k=='expanded'){
|
|
continue;
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|
}
|
|
data[k] = node_json[k];
|
|
}
|
|
return data;
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|
},
|
|
|
|
_extract_subnode:function(mind, node_parent, node_json){
|
|
var df = jm.format.node_tree;
|
|
var data = df._extract_data(node_json);
|
|
var d = null;
|
|
if(node_parent.isroot){
|
|
d = node_json.direction == 'left'?jm.direction.left:jm.direction.right;
|
|
}
|
|
var node = mind.add_node(node_parent, node_json.id, node_json.topic, data, null, d, node_json.expanded);
|
|
if('children' in node_json){
|
|
var children = node_json.children;
|
|
for(var i=0;i<children.length;i++){
|
|
df._extract_subnode(mind, node, children[i]);
|
|
}
|
|
}
|
|
},
|
|
|
|
_buildnode:function(node){
|
|
var df = jm.format.node_tree;
|
|
if(!(node instanceof jm.node)){return;}
|
|
var o = {
|
|
id : node.id,
|
|
topic : node.topic,
|
|
expanded : node.expanded
|
|
};
|
|
if(!!node.parent && node.parent.isroot){
|
|
o.direction = node.direction == jm.direction.left?'left':'right';
|
|
}
|
|
if(node.data != null){
|
|
var node_data = node.data;
|
|
for(var k in node_data){
|
|
o[k] = node_data[k];
|
|
}
|
|
}
|
|
var children = node.children;
|
|
if(children.length > 0){
|
|
o.children = [];
|
|
for(var i=0;i<children.length;i++){
|
|
o.children.push(df._buildnode(children[i]));
|
|
}
|
|
}
|
|
return o;
|
|
}
|
|
},
|
|
|
|
node_array:{
|
|
example:{
|
|
"meta":{
|
|
"name":__name__,
|
|
"author":__author__,
|
|
"version":__version__
|
|
},
|
|
"format":"node_array",
|
|
"data":[
|
|
{"id":"root","topic":"jsMind Example", "isroot":true}
|
|
]
|
|
},
|
|
|
|
get_mind:function(source){
|
|
var df = jm.format.node_array;
|
|
var mind = new jm.mind();
|
|
mind.name = source.meta.name;
|
|
mind.author = source.meta.author;
|
|
mind.version = source.meta.version;
|
|
df._parse(mind,source.data);
|
|
return mind;
|
|
},
|
|
|
|
get_data:function(mind){
|
|
var df = jm.format.node_array;
|
|
var json = {};
|
|
json.meta = {
|
|
name : mind.name,
|
|
author : mind.author,
|
|
version : mind.version
|
|
};
|
|
json.format = 'node_array';
|
|
json.data = [];
|
|
df._array(mind,json.data);
|
|
return json;
|
|
},
|
|
|
|
_parse:function(mind, node_array){
|
|
var df = jm.format.node_array;
|
|
var narray = node_array.slice(0);
|
|
// reverse array for improving looping performance
|
|
narray.reverse();
|
|
var root_id = df._extract_root(mind, narray);
|
|
if(!!root_id){
|
|
df._extract_subnode(mind, root_id, narray);
|
|
}else{
|
|
logger.error('root node can not be found');
|
|
}
|
|
},
|
|
|
|
_extract_root:function(mind, node_array){
|
|
var df = jm.format.node_array;
|
|
var i = node_array.length;
|
|
while(i--){
|
|
if('isroot' in node_array[i] && node_array[i].isroot){
|
|
var root_json = node_array[i];
|
|
var data = df._extract_data(root_json);
|
|
mind.set_root(root_json.id,root_json.topic,data);
|
|
node_array.splice(i,1);
|
|
return root_json.id;
|
|
}
|
|
}
|
|
return null;
|
|
},
|
|
|
|
_extract_subnode:function(mind, parentid, node_array){
|
|
var df = jm.format.node_array;
|
|
var i = node_array.length;
|
|
var node_json = null;
|
|
var data = null;
|
|
var extract_count = 0;
|
|
while(i--){
|
|
node_json = node_array[i];
|
|
if(node_json.parentid == parentid){
|
|
data = df._extract_data(node_json);
|
|
var d = null;
|
|
var node_direction = node_json.direction;
|
|
if(!!node_direction){
|
|
d = node_direction == 'left'?jm.direction.left:jm.direction.right;
|
|
}
|
|
mind.add_node(parentid, node_json.id, node_json.topic, data, null, d, node_json.expanded);
|
|
node_array.splice(i,1);
|
|
extract_count ++;
|
|
var sub_extract_count = df._extract_subnode(mind, node_json.id, node_array);
|
|
if(sub_extract_count > 0){
|
|
// reset loop index after extract subordinate node
|
|
i = node_array.length;
|
|
extract_count += sub_extract_count;
|
|
}
|
|
}
|
|
}
|
|
return extract_count;
|
|
},
|
|
|
|
_extract_data:function(node_json){
|
|
var data = {};
|
|
for(var k in node_json){
|
|
if(k == 'id' || k=='topic' || k=='parentid' || k=='isroot' || k=='direction' || k=='expanded'){
|
|
continue;
|
|
}
|
|
data[k] = node_json[k];
|
|
}
|
|
return data;
|
|
},
|
|
|
|
_array:function(mind, node_array){
|
|
var df = jm.format.node_array;
|
|
df._array_node(mind.root, node_array);
|
|
},
|
|
|
|
_array_node:function(node, node_array){
|
|
var df = jm.format.node_array;
|
|
if(!(node instanceof jm.node)){return;}
|
|
var o = {
|
|
id : node.id,
|
|
topic : node.topic,
|
|
expanded : node.expanded
|
|
};
|
|
if(!!node.parent){
|
|
o.parentid = node.parent.id;
|
|
}
|
|
if(node.isroot){
|
|
o.isroot = true;
|
|
}
|
|
if(!!node.parent && node.parent.isroot){
|
|
o.direction = node.direction == jm.direction.left?'left':'right';
|
|
}
|
|
if(node.data != null){
|
|
var node_data = node.data;
|
|
for(var k in node_data){
|
|
o[k] = node_data[k];
|
|
}
|
|
}
|
|
node_array.push(o);
|
|
var ci = node.children.length;
|
|
for(var i=0;i<ci;i++){
|
|
df._array_node(node.children[i], node_array);
|
|
}
|
|
},
|
|
},
|
|
|
|
freemind:{
|
|
example:{
|
|
"meta":{
|
|
"name":__name__,
|
|
"author":__author__,
|
|
"version":__version__
|
|
},
|
|
"format":"freemind",
|
|
"data":"<map version=\"1.0.1\"><node ID=\"root\" TEXT=\"freemind Example\"/></map>"
|
|
},
|
|
get_mind:function(source){
|
|
var df = jm.format.freemind;
|
|
var mind = new jm.mind();
|
|
mind.name = source.meta.name;
|
|
mind.author = source.meta.author;
|
|
mind.version = source.meta.version;
|
|
var xml = source.data;
|
|
var xml_doc = df._parse_xml(xml);
|
|
var xml_root = df._find_root(xml_doc);
|
|
df._load_node(mind, null, xml_root);
|
|
return mind;
|
|
},
|
|
|
|
get_data:function(mind){
|
|
var df = jm.format.freemind;
|
|
var json = {};
|
|
json.meta = {
|
|
name : mind.name,
|
|
author : mind.author,
|
|
version : mind.version
|
|
};
|
|
json.format = 'freemind';
|
|
var xmllines = [];
|
|
xmllines.push('<map version=\"1.0.1\">');
|
|
df._buildmap(mind.root, xmllines);
|
|
xmllines.push('</map>');
|
|
json.data = xmllines.join(' ');
|
|
return json;
|
|
},
|
|
|
|
_parse_xml:function(xml){
|
|
var xml_doc = null;
|
|
if (window.DOMParser){
|
|
var parser = new DOMParser();
|
|
xml_doc = parser.parseFromString(xml,'text/xml');
|
|
}else{ // Internet Explorer
|
|
xml_doc = new ActiveXObject('Microsoft.XMLDOM');
|
|
xml_doc.async = false;
|
|
xml_doc.loadXML(xml);
|
|
}
|
|
return xml_doc;
|
|
},
|
|
|
|
_find_root:function(xml_doc){
|
|
var nodes = xml_doc.childNodes;
|
|
var node = null;
|
|
var root = null;
|
|
var n = null;
|
|
for(var i=0;i<nodes.length;i++){
|
|
n = nodes[i];
|
|
if(n.nodeType == 1 && n.tagName == 'map'){
|
|
node = n;
|
|
break;
|
|
}
|
|
}
|
|
if(!!node){
|
|
var ns = node.childNodes;
|
|
node = null;
|
|
for(var i=0;i<ns.length;i++){
|
|
n = ns[i];
|
|
if(n.nodeType == 1 && n.tagName == 'node'){
|
|
node = n;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return node;
|
|
},
|
|
|
|
_load_node:function(mind, parent_id, xml_node){
|
|
var df = jm.format.freemind;
|
|
var node_id = xml_node.getAttribute('ID');
|
|
var node_topic = xml_node.getAttribute('TEXT');
|
|
// look for richcontent
|
|
if(node_topic == null){
|
|
var topic_children = xml_node.childNodes;
|
|
var topic_child = null;
|
|
for(var i=0;i<topic_children.length;i++){
|
|
topic_child = topic_children[i];
|
|
//logger.debug(topic_child.tagName);
|
|
if(topic_child.nodeType == 1 && topic_child.tagName === 'richcontent'){
|
|
node_topic = topic_child.textContent;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
var node_data = df._load_attributes(xml_node);
|
|
var node_expanded = ('expanded' in node_data)?(node_data.expanded == 'true') : true;
|
|
delete node_data.expanded;
|
|
|
|
var node_position = xml_node.getAttribute('POSITION');
|
|
var node_direction = null;
|
|
if(!!node_position){
|
|
node_direction = node_position=='left'?jm.direction.left:jm.direction.right;
|
|
}
|
|
//logger.debug(node_position +':'+ node_direction);
|
|
if(!!parent_id){
|
|
mind.add_node(parent_id, node_id, node_topic, node_data, null, node_direction, node_expanded);
|
|
}else{
|
|
mind.set_root(node_id, node_topic, node_data);
|
|
}
|
|
var children = xml_node.childNodes;
|
|
var child = null;
|
|
for(var i=0;i<children.length;i++){
|
|
child = children[i];
|
|
if(child.nodeType == 1 && child.tagName == 'node'){
|
|
df._load_node(mind, node_id, child);
|
|
}
|
|
}
|
|
},
|
|
|
|
_load_attributes:function(xml_node){
|
|
var children = xml_node.childNodes;
|
|
var attr = null;
|
|
var attr_data = {};
|
|
for(var i=0;i<children.length;i++){
|
|
attr = children[i];
|
|
if(attr.nodeType == 1 && attr.tagName === 'attribute'){
|
|
attr_data[attr.getAttribute('NAME')] = attr.getAttribute('VALUE');
|
|
}
|
|
}
|
|
return attr_data;
|
|
},
|
|
|
|
_buildmap:function(node, xmllines){
|
|
var df = jm.format.freemind;
|
|
var pos = null;
|
|
if(!!node.parent && node.parent.isroot){
|
|
pos = node.direction === jm.direction.left?'left':'right';
|
|
}
|
|
xmllines.push('<node');
|
|
xmllines.push('ID=\"'+node.id+'\"');
|
|
if(!!pos){
|
|
xmllines.push('POSITION=\"'+pos+'\"');
|
|
}
|
|
xmllines.push('TEXT=\"'+node.topic+'\">');
|
|
|
|
// store expanded status as an attribute
|
|
xmllines.push('<attribute NAME=\"expanded\" VALUE=\"'+node.expanded+'\"/>');
|
|
|
|
// for attributes
|
|
var node_data = node.data;
|
|
if(node_data != null){
|
|
for(var k in node_data){
|
|
xmllines.push('<attribute NAME=\"'+k+'\" VALUE=\"'+node_data[k]+'\"/>');
|
|
}
|
|
}
|
|
|
|
// for children
|
|
var children = node.children;
|
|
for(var i=0;i<children.length;i++){
|
|
df._buildmap(children[i], xmllines);
|
|
}
|
|
|
|
xmllines.push('</node>');
|
|
},
|
|
},
|
|
};
|
|
|
|
// ============= utility object =============================================
|
|
|
|
jm.util = {
|
|
is_node: function(node){
|
|
return !!node && node instanceof jm.node;
|
|
},
|
|
ajax:{
|
|
_xhr:function(){
|
|
var xhr = null;
|
|
if(window.XMLHttpRequest){
|
|
xhr = new XMLHttpRequest();
|
|
}else{
|
|
try{
|
|
xhr = new ActiveXObject('Microsoft.XMLHTTP');
|
|
}catch(e){}
|
|
}
|
|
return xhr;
|
|
},
|
|
_eurl:function(url){
|
|
return encodeURIComponent(url);
|
|
},
|
|
request:function(url,param,method,callback,fail_callback){
|
|
var a = jm.util.ajax;
|
|
var p = null;
|
|
var tmp_param = [];
|
|
for(var k in param){
|
|
tmp_param.push(a._eurl(k)+'='+a._eurl(param[k]));
|
|
}
|
|
if(tmp_param.length>0){
|
|
p = tmp_param.join('&');
|
|
}
|
|
var xhr = a._xhr();
|
|
if(!xhr){return;}
|
|
xhr.onreadystatechange = function(){
|
|
if(xhr.readyState == 4){
|
|
if(xhr.status == 200 || xhr.status == 0){
|
|
if(typeof callback === 'function'){
|
|
var data = jm.util.json.string2json(xhr.responseText);
|
|
if(data != null){
|
|
callback(data);
|
|
}else{
|
|
callback(xhr.responseText);
|
|
}
|
|
}
|
|
}else{
|
|
if(typeof fail_callback === 'function'){
|
|
fail_callback(xhr);
|
|
}else{
|
|
logger.error('xhr request failed.',xhr);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
method = method || 'GET';
|
|
xhr.open(method,url,true);
|
|
xhr.setRequestHeader('If-Modified-Since','0');
|
|
if(method == 'POST'){
|
|
xhr.setRequestHeader('Content-Type','application/x-www-form-urlencoded;charset=utf-8');
|
|
xhr.send(p);
|
|
}else{
|
|
xhr.send();
|
|
}
|
|
},
|
|
get:function(url,callback){
|
|
return jm.util.ajax.request(url,{},'GET',callback);
|
|
},
|
|
post:function(url,param,callback){
|
|
return jm.util.ajax.request(url,param,'POST',callback);
|
|
}
|
|
},
|
|
|
|
dom:{
|
|
//target,eventType,handler
|
|
add_event:function(t,e,h){
|
|
if(!!t.addEventListener){
|
|
t.addEventListener(e,h,false);
|
|
}else{
|
|
t.attachEvent('on'+e,h);
|
|
}
|
|
}
|
|
},
|
|
|
|
canvas:{
|
|
bezierto: function(ctx,x1,y1,x2,y2){
|
|
ctx.beginPath();
|
|
ctx.moveTo(x1,y1);
|
|
ctx.bezierCurveTo(x1+(x2-x1)*2/3,y1,x1,y2,x2,y2);
|
|
ctx.stroke();
|
|
},
|
|
lineto : function(ctx,x1,y1,x2,y2){
|
|
ctx.beginPath();
|
|
ctx.moveTo(x1,y1);
|
|
ctx.lineTo(x2,y2);
|
|
ctx.stroke();
|
|
},
|
|
clear:function(ctx,x,y,w,h){
|
|
ctx.clearRect(x,y,w,h);
|
|
}
|
|
},
|
|
|
|
file:{
|
|
read:function(file_data,fn_callback){
|
|
var reader = new FileReader();
|
|
reader.onload = function(){
|
|
if(typeof fn_callback === 'function'){
|
|
fn_callback(this.result, file_data.name);
|
|
}
|
|
};
|
|
reader.readAsText(file_data);
|
|
},
|
|
|
|
save:function(file_data, type, name) {
|
|
var blob;
|
|
if (typeof $w.Blob === 'function') {
|
|
blob = new Blob([file_data], {type: type});
|
|
} else {
|
|
var BlobBuilder = $w.BlobBuilder || $w.MozBlobBuilder || $w.WebKitBlobBuilder || $w.MSBlobBuilder;
|
|
var bb = new BlobBuilder();
|
|
bb.append(file_data);
|
|
blob = bb.getBlob(type);
|
|
}
|
|
if (navigator.msSaveBlob) {
|
|
navigator.msSaveBlob(blob, name);
|
|
} else {
|
|
var URL = $w.URL || $w.webkitURL;
|
|
var bloburl = URL.createObjectURL(blob);
|
|
var anchor = $c('a');
|
|
if ('download' in anchor) {
|
|
anchor.style.visibility = 'hidden';
|
|
anchor.href = bloburl;
|
|
anchor.download = name;
|
|
$d.body.appendChild(anchor);
|
|
var evt = $d.createEvent('MouseEvents');
|
|
evt.initEvent('click', true, true);
|
|
anchor.dispatchEvent(evt);
|
|
$d.body.removeChild(anchor);
|
|
} else {
|
|
location.href = bloburl;
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
json:{
|
|
json2string:function(json){
|
|
if(!!JSON){
|
|
try{
|
|
var json_str = JSON.stringify(json);
|
|
return json_str;
|
|
}catch(e){
|
|
logger.warn(e);
|
|
logger.warn('can not convert to string');
|
|
return null;
|
|
}
|
|
}
|
|
},
|
|
string2json:function(json_str){
|
|
if(!!JSON){
|
|
try{
|
|
var json = JSON.parse(json_str);
|
|
return json;
|
|
}catch(e){
|
|
logger.warn(e);
|
|
logger.warn('can not parse to json');
|
|
return null;
|
|
}
|
|
}
|
|
},
|
|
merge:function(b,a){
|
|
for(var o in a){
|
|
if(o in b){
|
|
if(typeof b[o] === 'object' &&
|
|
Object.prototype.toString.call(b[o]).toLowerCase() == '[object object]' &&
|
|
!b[o].length){
|
|
jm.util.json.merge(b[o], a[o]);
|
|
}else{
|
|
b[o] = a[o];
|
|
}
|
|
}else{
|
|
b[o] = a[o];
|
|
}
|
|
}
|
|
return b;
|
|
}
|
|
},
|
|
|
|
uuid:{
|
|
newid:function(){
|
|
return (new Date().getTime().toString(16)+Math.random().toString(16).substr(2)).substr(2,16);
|
|
}
|
|
},
|
|
|
|
text:{
|
|
is_empty:function(s){
|
|
if(!s){return true;}
|
|
return s.replace(/\s*/,'').length == 0;
|
|
}
|
|
}
|
|
};
|
|
|
|
jm.prototype={
|
|
init : function(){
|
|
if(this.inited){return;}
|
|
this.inited = true;
|
|
|
|
var opts = this.options;
|
|
|
|
var opts_layout = {
|
|
mode:opts.mode,
|
|
hspace:opts.layout.hspace,
|
|
vspace:opts.layout.vspace,
|
|
pspace:opts.layout.pspace
|
|
}
|
|
var opts_view = {
|
|
container:opts.container,
|
|
support_html:opts.support_html,
|
|
hmargin:opts.view.hmargin,
|
|
vmargin:opts.view.vmargin,
|
|
line_width:opts.view.line_width,
|
|
line_color:opts.view.line_color
|
|
};
|
|
// create instance of function provider
|
|
this.data = new jm.data_provider(this);
|
|
this.layout = new jm.layout_provider(this, opts_layout);
|
|
this.view = new jm.view_provider(this, opts_view);
|
|
this.shortcut = new jm.shortcut_provider(this, opts.shortcut);
|
|
|
|
this.data.init();
|
|
this.layout.init();
|
|
this.view.init();
|
|
this.shortcut.init();
|
|
|
|
this._event_bind();
|
|
|
|
jm.init_plugins(this);
|
|
},
|
|
|
|
enable_edit:function(){
|
|
this.options.editable = true;
|
|
},
|
|
|
|
disable_edit:function(){
|
|
this.options.editable = false;
|
|
},
|
|
|
|
// call enable_event_handle('dblclick')
|
|
// options are 'mousedown', 'click', 'dblclick'
|
|
enable_event_handle: function(event_handle){
|
|
this.options.default_event_handle['enable_'+event_handle+'_handle'] = true;
|
|
},
|
|
|
|
// call disable_event_handle('dblclick')
|
|
// options are 'mousedown', 'click', 'dblclick'
|
|
disable_event_handle: function(event_handle){
|
|
this.options.default_event_handle['enable_'+event_handle+'_handle'] = false;
|
|
},
|
|
|
|
get_editable:function(){
|
|
return this.options.editable;
|
|
},
|
|
|
|
set_theme:function(theme){
|
|
var theme_old = this.options.theme;
|
|
this.options.theme = (!!theme) ? theme : null;
|
|
if(theme_old != this.options.theme){
|
|
this.view.reset_theme();
|
|
this.view.reset_custom_style();
|
|
}
|
|
},
|
|
_event_bind:function(){
|
|
this.view.add_event(this,'mousedown',this.mousedown_handle);
|
|
this.view.add_event(this,'click',this.click_handle);
|
|
this.view.add_event(this,'dblclick',this.dblclick_handle);
|
|
},
|
|
|
|
mousedown_handle:function(e){
|
|
if (!this.options.default_event_handle['enable_mousedown_handle']) {
|
|
return;
|
|
}
|
|
var element = e.target || event.srcElement;
|
|
var nodeid = this.view.get_binded_nodeid(element);
|
|
if(!!nodeid){
|
|
this.select_node(nodeid);
|
|
}else{
|
|
this.select_clear();
|
|
}
|
|
},
|
|
|
|
click_handle:function(e){
|
|
if (!this.options.default_event_handle['enable_click_handle']) {
|
|
return;
|
|
}
|
|
var element = e.target || event.srcElement;
|
|
var isexpander = this.view.is_expander(element);
|
|
if(isexpander){
|
|
var nodeid = this.view.get_binded_nodeid(element);
|
|
if(!!nodeid){
|
|
this.toggle_node(nodeid);
|
|
}
|
|
}
|
|
},
|
|
|
|
dblclick_handle:function(e){
|
|
if (!this.options.default_event_handle['enable_dblclick_handle']) {
|
|
return;
|
|
}
|
|
if(this.get_editable()){
|
|
var element = e.target || event.srcElement;
|
|
var nodeid = this.view.get_binded_nodeid(element);
|
|
if(!!nodeid){
|
|
this.begin_edit(nodeid);
|
|
}
|
|
}
|
|
},
|
|
|
|
begin_edit:function(node){
|
|
if(!jm.util.is_node(node)){
|
|
var the_node = this.get_node(node);
|
|
if(!the_node){
|
|
logger.error('the node[id='+node+'] can not be found.');
|
|
return false;
|
|
}else{
|
|
return this.begin_edit(the_node);
|
|
}
|
|
}
|
|
if(this.get_editable()){
|
|
this.view.edit_node_begin(node);
|
|
}else{
|
|
logger.error('fail, this mind map is not editable.');
|
|
return;
|
|
}
|
|
},
|
|
|
|
end_edit:function(){
|
|
this.view.edit_node_end();
|
|
},
|
|
|
|
toggle_node:function(node){
|
|
if(!jm.util.is_node(node)){
|
|
var the_node = this.get_node(node);
|
|
if(!the_node){
|
|
logger.error('the node[id='+node+'] can not be found.');
|
|
return;
|
|
}else{
|
|
return this.toggle_node(the_node);
|
|
}
|
|
}
|
|
if(node.isroot){return;}
|
|
this.view.save_location(node);
|
|
this.layout.toggle_node(node);
|
|
this.view.relayout();
|
|
this.view.restore_location(node);
|
|
},
|
|
|
|
expand_node:function(node){
|
|
if(!jm.util.is_node(node)){
|
|
var the_node = this.get_node(node);
|
|
if(!the_node){
|
|
logger.error('the node[id='+node+'] can not be found.');
|
|
return;
|
|
}else{
|
|
return this.expand_node(the_node);
|
|
}
|
|
}
|
|
if(node.isroot){return;}
|
|
this.view.save_location(node);
|
|
this.layout.expand_node(node);
|
|
this.view.relayout();
|
|
this.view.restore_location(node);
|
|
},
|
|
|
|
collapse_node:function(node){
|
|
if(!jm.util.is_node(node)){
|
|
var the_node = this.get_node(node);
|
|
if(!the_node){
|
|
logger.error('the node[id='+node+'] can not be found.');
|
|
return;
|
|
}else{
|
|
return this.collapse_node(the_node);
|
|
}
|
|
}
|
|
if(node.isroot){return;}
|
|
this.view.save_location(node);
|
|
this.layout.collapse_node(node);
|
|
this.view.relayout();
|
|
this.view.restore_location(node);
|
|
},
|
|
|
|
expand_all:function(){
|
|
this.layout.expand_all();
|
|
this.view.relayout();
|
|
},
|
|
|
|
collapse_all:function(){
|
|
this.layout.collapse_all();
|
|
this.view.relayout();
|
|
},
|
|
|
|
expand_to_depth:function(depth){
|
|
this.layout.expand_to_depth(depth);
|
|
this.view.relayout();
|
|
},
|
|
|
|
_reset:function(){
|
|
this.view.reset();
|
|
this.layout.reset();
|
|
this.data.reset();
|
|
},
|
|
|
|
_show:function(mind){
|
|
var m = mind || jm.format.node_array.example;
|
|
|
|
this.mind = this.data.load(m);
|
|
if(!this.mind){
|
|
logger.error('data.load error');
|
|
return;
|
|
}else{
|
|
logger.debug('data.load ok');
|
|
}
|
|
|
|
this.view.load();
|
|
logger.debug('view.load ok');
|
|
|
|
this.layout.layout();
|
|
logger.debug('layout.layout ok');
|
|
|
|
this.view.show(true);
|
|
logger.debug('view.show ok');
|
|
|
|
this.invoke_event_handle(jm.event_type.show,{data:[mind]});
|
|
},
|
|
|
|
show : function(mind){
|
|
this._reset();
|
|
this._show(mind);
|
|
},
|
|
|
|
get_meta: function(){
|
|
return {
|
|
name : this.mind.name,
|
|
author : this.mind.author,
|
|
version : this.mind.version
|
|
};
|
|
},
|
|
|
|
get_data: function(data_format){
|
|
var df = data_format || 'node_tree';
|
|
return this.data.get_data(df);
|
|
},
|
|
|
|
get_root:function(){
|
|
return this.mind.root;
|
|
},
|
|
|
|
get_node:function(nodeid){
|
|
return this.mind.get_node(nodeid);
|
|
},
|
|
|
|
add_node:function(parent_node, nodeid, topic, data){
|
|
if(this.get_editable()){
|
|
var node = this.mind.add_node(parent_node, nodeid, topic, data);
|
|
if(!!node){
|
|
this.view.add_node(node);
|
|
this.layout.layout();
|
|
this.view.show(false);
|
|
this.view.reset_node_custom_style(node);
|
|
this.expand_node(parent_node);
|
|
this.invoke_event_handle(jm.event_type.edit,{evt:'add_node',data:[parent_node.id,nodeid,topic,data],node:nodeid});
|
|
}
|
|
return node;
|
|
}else{
|
|
logger.error('fail, this mind map is not editable');
|
|
return null;
|
|
}
|
|
},
|
|
|
|
insert_node_before:function(node_before, nodeid, topic, data){
|
|
if(this.get_editable()){
|
|
var beforeid = jm.util.is_node(node_before) ? node_before.id : node_before;
|
|
var node = this.mind.insert_node_before(node_before, nodeid, topic, data);
|
|
if(!!node){
|
|
this.view.add_node(node);
|
|
this.layout.layout();
|
|
this.view.show(false);
|
|
this.invoke_event_handle(jm.event_type.edit,{evt:'insert_node_before',data:[beforeid,nodeid,topic,data],node:nodeid});
|
|
}
|
|
return node;
|
|
}else{
|
|
logger.error('fail, this mind map is not editable');
|
|
return null;
|
|
}
|
|
},
|
|
|
|
insert_node_after:function(node_after, nodeid, topic, data){
|
|
if(this.get_editable()){
|
|
var afterid = jm.util.is_node(node_after) ? node_after.id : node_after;
|
|
var node = this.mind.insert_node_after(node_after, nodeid, topic, data);
|
|
if(!!node){
|
|
this.view.add_node(node);
|
|
this.layout.layout();
|
|
this.view.show(false);
|
|
this.invoke_event_handle(jm.event_type.edit,{evt:'insert_node_after',data:[afterid,nodeid,topic,data],node:nodeid});
|
|
}
|
|
return node;
|
|
}else{
|
|
logger.error('fail, this mind map is not editable');
|
|
return null;
|
|
}
|
|
},
|
|
|
|
remove_node:function(node){
|
|
if(!jm.util.is_node(node)){
|
|
var the_node = this.get_node(node);
|
|
if(!the_node){
|
|
logger.error('the node[id='+node+'] can not be found.');
|
|
return false;
|
|
}else{
|
|
return this.remove_node(the_node);
|
|
}
|
|
}
|
|
if(this.get_editable()){
|
|
if(node.isroot){
|
|
logger.error('fail, can not remove root node');
|
|
return false;
|
|
}
|
|
var nodeid = node.id;
|
|
var parentid = node.parent.id;
|
|
var parent_node = this.get_node(parentid);
|
|
this.view.save_location(parent_node);
|
|
this.view.remove_node(node);
|
|
this.mind.remove_node(node);
|
|
this.layout.layout();
|
|
this.view.show(false);
|
|
this.view.restore_location(parent_node);
|
|
this.invoke_event_handle(jm.event_type.edit,{evt:'remove_node',data:[nodeid],node:parentid});
|
|
return true;
|
|
}else{
|
|
logger.error('fail, this mind map is not editable');
|
|
return false;
|
|
}
|
|
},
|
|
|
|
update_node:function(nodeid, topic){
|
|
if(this.get_editable()){
|
|
if(jm.util.text.is_empty(topic)){
|
|
logger.warn('fail, topic can not be empty');
|
|
return;
|
|
}
|
|
var node = this.get_node(nodeid);
|
|
if(!!node){
|
|
if(node.topic === topic){
|
|
logger.info('nothing changed');
|
|
this.view.update_node(node);
|
|
return;
|
|
}
|
|
node.topic = topic;
|
|
this.view.update_node(node);
|
|
this.layout.layout();
|
|
this.view.show(false);
|
|
this.invoke_event_handle(jm.event_type.edit,{evt:'update_node',data:[nodeid,topic],node:nodeid});
|
|
}
|
|
}else{
|
|
logger.error('fail, this mind map is not editable');
|
|
return;
|
|
}
|
|
},
|
|
|
|
move_node:function(nodeid, beforeid, parentid, direction){
|
|
if(this.get_editable()){
|
|
var node = this.mind.move_node(nodeid,beforeid,parentid,direction);
|
|
if(!!node){
|
|
this.view.update_node(node);
|
|
this.layout.layout();
|
|
this.view.show(false);
|
|
this.invoke_event_handle(jm.event_type.edit,{evt:'move_node',data:[nodeid,beforeid,parentid,direction],node:nodeid});
|
|
}
|
|
}else{
|
|
logger.error('fail, this mind map is not editable');
|
|
return;
|
|
}
|
|
},
|
|
|
|
select_node:function(node){
|
|
if(!jm.util.is_node(node)){
|
|
var the_node = this.get_node(node);
|
|
if(!the_node){
|
|
logger.error('the node[id='+node+'] can not be found.');
|
|
return;
|
|
}else{
|
|
return this.select_node(the_node);
|
|
}
|
|
}
|
|
if(!this.layout.is_visible(node)){
|
|
return;
|
|
}
|
|
this.mind.selected = node;
|
|
this.view.select_node(node);
|
|
},
|
|
|
|
get_selected_node:function(){
|
|
if(!!this.mind){
|
|
return this.mind.selected;
|
|
}else{
|
|
return null;
|
|
}
|
|
},
|
|
|
|
select_clear:function(){
|
|
if(!!this.mind){
|
|
this.mind.selected = null;
|
|
this.view.select_clear();
|
|
}
|
|
},
|
|
|
|
is_node_visible:function(node){
|
|
return this.layout.is_visible(node);
|
|
},
|
|
|
|
find_node_before:function(node){
|
|
if(!jm.util.is_node(node)){
|
|
var the_node = this.get_node(node);
|
|
if(!the_node){
|
|
logger.error('the node[id='+node+'] can not be found.');
|
|
return;
|
|
}else{
|
|
return this.find_node_before(the_node);
|
|
}
|
|
}
|
|
if(node.isroot){return null;}
|
|
var n = null;
|
|
if(node.parent.isroot){
|
|
var c = node.parent.children;
|
|
var prev = null;
|
|
var ni = null;
|
|
for(var i=0;i<c.length;i++){
|
|
ni = c[i];
|
|
if(node.direction === ni.direction){
|
|
if(node.id === ni.id){
|
|
n = prev;
|
|
}
|
|
prev = ni;
|
|
}
|
|
}
|
|
}else{
|
|
n = this.mind.get_node_before(node);
|
|
}
|
|
return n;
|
|
},
|
|
|
|
find_node_after:function(node){
|
|
if(!jm.util.is_node(node)){
|
|
var the_node = this.get_node(node);
|
|
if(!the_node){
|
|
logger.error('the node[id='+node+'] can not be found.');
|
|
return;
|
|
}else{
|
|
return this.find_node_after(the_node);
|
|
}
|
|
}
|
|
if(node.isroot){return null;}
|
|
var n = null;
|
|
if(node.parent.isroot){
|
|
var c = node.parent.children;
|
|
var getthis = false;
|
|
var ni = null;
|
|
for(var i=0;i<c.length;i++){
|
|
ni = c[i];
|
|
if(node.direction === ni.direction){
|
|
if(getthis){
|
|
n = ni;
|
|
break;
|
|
}
|
|
if(node.id === ni.id){
|
|
getthis = true;
|
|
}
|
|
}
|
|
}
|
|
}else{
|
|
n = this.mind.get_node_after(node);
|
|
}
|
|
return n;
|
|
},
|
|
|
|
set_node_color:function(nodeid, bgcolor, fgcolor){
|
|
if(this.get_editable()){
|
|
var node = this.mind.get_node(nodeid);
|
|
if(!!node){
|
|
if(!!bgcolor){
|
|
node.data['background-color'] = bgcolor;
|
|
}
|
|
if(!!fgcolor){
|
|
node.data['foreground-color'] = fgcolor;
|
|
}
|
|
this.view.reset_node_custom_style(node);
|
|
}
|
|
}else{
|
|
logger.error('fail, this mind map is not editable');
|
|
return null;
|
|
}
|
|
},
|
|
|
|
set_node_font_style:function(nodeid, size, weight, style){
|
|
if(this.get_editable()){
|
|
var node = this.mind.get_node(nodeid);
|
|
if(!!node){
|
|
if(!!size){
|
|
node.data['font-size'] = size;
|
|
}
|
|
if(!!weight){
|
|
node.data['font-weight'] = weight;
|
|
}
|
|
if(!!style){
|
|
node.data['font-style'] = style;
|
|
}
|
|
this.view.reset_node_custom_style(node);
|
|
this.view.update_node(node);
|
|
this.layout.layout();
|
|
this.view.show(false);
|
|
}
|
|
}else{
|
|
logger.error('fail, this mind map is not editable');
|
|
return null;
|
|
}
|
|
},
|
|
|
|
set_node_background_image:function(nodeid, image, width, height, rotation){
|
|
if(this.get_editable()){
|
|
var node = this.mind.get_node(nodeid);
|
|
if(!!node){
|
|
if(!!image){
|
|
node.data['background-image'] = image;
|
|
}
|
|
if(!!width){
|
|
node.data['width'] = width;
|
|
}
|
|
if(!!height){
|
|
node.data['height'] = height;
|
|
}
|
|
if(!!rotation){
|
|
node.data['background-rotation'] = rotation;
|
|
}
|
|
this.view.reset_node_custom_style(node);
|
|
this.view.update_node(node);
|
|
this.layout.layout();
|
|
this.view.show(false);
|
|
}
|
|
}else{
|
|
logger.error('fail, this mind map is not editable');
|
|
return null;
|
|
}
|
|
},
|
|
|
|
set_node_background_rotation:function(nodeid, rotation){
|
|
if(this.get_editable()){
|
|
var node = this.mind.get_node(nodeid);
|
|
if(!!node){
|
|
if(!node.data['background-image']) {
|
|
logger.error('fail, only can change rotation angle of node with background image');
|
|
return null;
|
|
}
|
|
node.data['background-rotation'] = rotation;
|
|
this.view.reset_node_custom_style(node);
|
|
this.view.update_node(node);
|
|
this.layout.layout();
|
|
this.view.show(false);
|
|
}
|
|
}else{
|
|
logger.error('fail, this mind map is not editable');
|
|
return null;
|
|
}
|
|
},
|
|
|
|
resize:function(){
|
|
this.view.resize();
|
|
},
|
|
|
|
// callback(type ,data)
|
|
add_event_listener:function(callback){
|
|
if(typeof callback === 'function'){
|
|
this.event_handles.push(callback);
|
|
}
|
|
},
|
|
|
|
invoke_event_handle:function(type, data){
|
|
var j = this;
|
|
$w.setTimeout(function(){
|
|
j._invoke_event_handle(type,data);
|
|
},0);
|
|
},
|
|
|
|
_invoke_event_handle:function(type,data){
|
|
var l = this.event_handles.length;
|
|
for(var i=0;i<l;i++){
|
|
this.event_handles[i](type,data);
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
// ============= data provider =============================================
|
|
|
|
jm.data_provider = function(jm){
|
|
this.jm = jm;
|
|
};
|
|
|
|
jm.data_provider.prototype={
|
|
init:function(){
|
|
logger.debug('data.init');
|
|
},
|
|
|
|
reset:function(){
|
|
logger.debug('data.reset');
|
|
},
|
|
|
|
load:function(mind_data){
|
|
var df = null;
|
|
var mind = null;
|
|
if(typeof mind_data === 'object'){
|
|
if(!!mind_data.format){
|
|
df = mind_data.format;
|
|
}else{
|
|
df = 'node_tree';
|
|
}
|
|
}else{
|
|
df = 'freemind';
|
|
}
|
|
|
|
if(df == 'node_array'){
|
|
mind = jm.format.node_array.get_mind(mind_data);
|
|
}else if(df == 'node_tree'){
|
|
mind = jm.format.node_tree.get_mind(mind_data);
|
|
}else if(df == 'freemind'){
|
|
mind = jm.format.freemind.get_mind(mind_data);
|
|
}else{
|
|
logger.warn('unsupported format');
|
|
}
|
|
return mind;
|
|
},
|
|
|
|
get_data:function(data_format){
|
|
var data = null;
|
|
if(data_format == 'node_array'){
|
|
data = jm.format.node_array.get_data(this.jm.mind);
|
|
}else if(data_format == 'node_tree'){
|
|
data = jm.format.node_tree.get_data(this.jm.mind);
|
|
}else if(data_format == 'freemind'){
|
|
data = jm.format.freemind.get_data(this.jm.mind);
|
|
}else{
|
|
logger.error('unsupported '+data_format+' format');
|
|
}
|
|
return data;
|
|
},
|
|
};
|
|
|
|
// ============= layout provider ===========================================
|
|
|
|
jm.layout_provider = function(jm, options){
|
|
this.opts = options;
|
|
this.jm = jm;
|
|
this.isside = (this.opts.mode == 'side');
|
|
this.bounds = null;
|
|
|
|
this.cache_valid = false;
|
|
};
|
|
|
|
jm.layout_provider.prototype={
|
|
init:function(){
|
|
logger.debug('layout.init');
|
|
},
|
|
reset:function(){
|
|
logger.debug('layout.reset');
|
|
this.bounds = {n:0,s:0,w:0,e:0};
|
|
},
|
|
layout:function(){
|
|
logger.debug('layout.layout');
|
|
this.layout_direction();
|
|
this.layout_offset();
|
|
},
|
|
|
|
layout_direction:function(){
|
|
this._layout_direction_root();
|
|
},
|
|
|
|
_layout_direction_root:function(){
|
|
var node = this.jm.mind.root;
|
|
// logger.debug(node);
|
|
var layout_data = null;
|
|
if('layout' in node._data){
|
|
layout_data = node._data.layout;
|
|
}else{
|
|
layout_data = {};
|
|
node._data.layout = layout_data;
|
|
}
|
|
var children = node.children;
|
|
var children_count = children.length;
|
|
layout_data.direction = jm.direction.center;
|
|
layout_data.side_index = 0;
|
|
if(this.isside){
|
|
var i = children_count;
|
|
while(i--){
|
|
this._layout_direction_side(children[i], jm.direction.right, i);
|
|
}
|
|
}else{
|
|
var i = children_count;
|
|
var subnode = null;
|
|
while(i--){
|
|
subnode = children[i];
|
|
if(subnode.direction == jm.direction.left){
|
|
this._layout_direction_side(subnode,jm.direction.left, i);
|
|
}else{
|
|
this._layout_direction_side(subnode,jm.direction.right, i);
|
|
}
|
|
}
|
|
/*
|
|
var boundary = Math.ceil(children_count/2);
|
|
var i = children_count;
|
|
while(i--){
|
|
if(i>=boundary){
|
|
this._layout_direction_side(children[i],jm.direction.left, children_count-i-1);
|
|
}else{
|
|
this._layout_direction_side(children[i],jm.direction.right, i);
|
|
}
|
|
}*/
|
|
|
|
}
|
|
},
|
|
|
|
_layout_direction_side:function(node, direction, side_index){
|
|
var layout_data = null;
|
|
if('layout' in node._data){
|
|
layout_data = node._data.layout;
|
|
}else{
|
|
layout_data = {};
|
|
node._data.layout = layout_data;
|
|
}
|
|
var children = node.children;
|
|
var children_count = children.length;
|
|
|
|
layout_data.direction = direction;
|
|
layout_data.side_index = side_index;
|
|
var i = children_count;
|
|
while(i--){
|
|
this._layout_direction_side(children[i], direction, i);
|
|
}
|
|
},
|
|
|
|
layout_offset:function(){
|
|
var node = this.jm.mind.root;
|
|
var layout_data = node._data.layout;
|
|
layout_data.offset_x = 0;
|
|
layout_data.offset_y = 0;
|
|
layout_data.outer_height = 0;
|
|
var children = node.children;
|
|
var i = children.length;
|
|
var left_nodes = [];
|
|
var right_nodes = [];
|
|
var subnode = null;
|
|
while(i--){
|
|
subnode = children[i];
|
|
if(subnode._data.layout.direction == jm.direction.right){
|
|
right_nodes.unshift(subnode);
|
|
}else{
|
|
left_nodes.unshift(subnode);
|
|
}
|
|
}
|
|
layout_data.left_nodes = left_nodes;
|
|
layout_data.right_nodes = right_nodes;
|
|
layout_data.outer_height_left = this._layout_offset_subnodes(left_nodes);
|
|
layout_data.outer_height_right = this._layout_offset_subnodes(right_nodes);
|
|
this.bounds.e=node._data.view.width/2;
|
|
this.bounds.w=0-this.bounds.e;
|
|
//logger.debug(this.bounds.w);
|
|
this.bounds.n=0;
|
|
this.bounds.s = Math.max(layout_data.outer_height_left,layout_data.outer_height_right);
|
|
},
|
|
|
|
// layout both the x and y axis
|
|
_layout_offset_subnodes:function(nodes){
|
|
var total_height = 0;
|
|
var nodes_count = nodes.length;
|
|
var i = nodes_count;
|
|
var node = null;
|
|
var node_outer_height = 0;
|
|
var layout_data = null;
|
|
var base_y = 0;
|
|
var pd = null; // parent._data
|
|
while(i--){
|
|
node = nodes[i];
|
|
layout_data = node._data.layout;
|
|
if(pd == null){
|
|
pd = node.parent._data;
|
|
}
|
|
|
|
node_outer_height = this._layout_offset_subnodes(node.children);
|
|
if(!node.expanded){
|
|
node_outer_height=0;
|
|
this.set_visible(node.children,false);
|
|
}
|
|
node_outer_height = Math.max(node._data.view.height,node_outer_height);
|
|
|
|
layout_data.outer_height = node_outer_height;
|
|
layout_data.offset_y = base_y - node_outer_height/2;
|
|
layout_data.offset_x = this.opts.hspace * layout_data.direction + pd.view.width * (pd.layout.direction + layout_data.direction)/2;
|
|
if(!node.parent.isroot){
|
|
layout_data.offset_x += this.opts.pspace * layout_data.direction;
|
|
}
|
|
|
|
base_y = base_y - node_outer_height - this.opts.vspace;
|
|
total_height += node_outer_height;
|
|
}
|
|
if(nodes_count>1){
|
|
total_height += this.opts.vspace * (nodes_count-1);
|
|
}
|
|
i = nodes_count;
|
|
var middle_height = total_height/2;
|
|
while(i--){
|
|
node = nodes[i];
|
|
node._data.layout.offset_y += middle_height;
|
|
}
|
|
return total_height;
|
|
},
|
|
|
|
// layout the y axis only, for collapse/expand a node
|
|
_layout_offset_subnodes_height:function(nodes){
|
|
var total_height = 0;
|
|
var nodes_count = nodes.length;
|
|
var i = nodes_count;
|
|
var node = null;
|
|
var node_outer_height = 0;
|
|
var layout_data = null;
|
|
var base_y = 0;
|
|
var pd = null; // parent._data
|
|
while(i--){
|
|
node = nodes[i];
|
|
layout_data = node._data.layout;
|
|
if(pd == null){
|
|
pd = node.parent._data;
|
|
}
|
|
|
|
node_outer_height = this._layout_offset_subnodes_height(node.children);
|
|
if(!node.expanded){
|
|
node_outer_height=0;
|
|
}
|
|
node_outer_height = Math.max(node._data.view.height,node_outer_height);
|
|
|
|
layout_data.outer_height = node_outer_height;
|
|
layout_data.offset_y = base_y - node_outer_height/2;
|
|
base_y = base_y - node_outer_height - this.opts.vspace;
|
|
total_height += node_outer_height;
|
|
}
|
|
if(nodes_count>1){
|
|
total_height += this.opts.vspace * (nodes_count-1);
|
|
}
|
|
i = nodes_count;
|
|
var middle_height = total_height/2;
|
|
while(i--){
|
|
node = nodes[i];
|
|
node._data.layout.offset_y += middle_height;
|
|
//logger.debug(node.topic);
|
|
//logger.debug(node._data.layout.offset_y);
|
|
}
|
|
return total_height;
|
|
},
|
|
|
|
get_node_offset:function(node){
|
|
var layout_data = node._data.layout;
|
|
var offset_cache = null;
|
|
if(('_offset_' in layout_data) && this.cache_valid){
|
|
offset_cache = layout_data._offset_;
|
|
}else{
|
|
offset_cache = {x:-1, y:-1};
|
|
layout_data._offset_ = offset_cache;
|
|
}
|
|
if(offset_cache.x == -1 || offset_cache.y == -1){
|
|
var x = layout_data.offset_x;
|
|
var y = layout_data.offset_y;
|
|
if(!node.isroot){
|
|
var offset_p = this.get_node_offset(node.parent);
|
|
x += offset_p.x;
|
|
y += offset_p.y;
|
|
}
|
|
offset_cache.x = x;
|
|
offset_cache.y = y;
|
|
}
|
|
return offset_cache;
|
|
},
|
|
|
|
get_node_point:function(node){
|
|
var view_data = node._data.view;
|
|
var offset_p = this.get_node_offset(node);
|
|
//logger.debug(offset_p);
|
|
var p = {};
|
|
p.x = offset_p.x + view_data.width*(node._data.layout.direction-1)/2;
|
|
p.y = offset_p.y-view_data.height/2;
|
|
//logger.debug(p);
|
|
return p;
|
|
},
|
|
|
|
get_node_point_in:function(node){
|
|
var p = this.get_node_offset(node);
|
|
return p;
|
|
},
|
|
|
|
get_node_point_out:function(node){
|
|
var layout_data = node._data.layout;
|
|
var pout_cache = null;
|
|
if(('_pout_' in layout_data) && this.cache_valid){
|
|
pout_cache = layout_data._pout_;
|
|
}else{
|
|
pout_cache = {x:-1, y:-1};
|
|
layout_data._pout_ = pout_cache;
|
|
}
|
|
if(pout_cache.x == -1 || pout_cache.y == -1){
|
|
if(node.isroot){
|
|
pout_cache.x = 0;
|
|
pout_cache.y = 0;
|
|
}else{
|
|
var view_data = node._data.view;
|
|
var offset_p = this.get_node_offset(node);
|
|
pout_cache.x = offset_p.x + (view_data.width+this.opts.pspace)*node._data.layout.direction;
|
|
pout_cache.y = offset_p.y;
|
|
//logger.debug('pout');
|
|
//logger.debug(pout_cache);
|
|
}
|
|
}
|
|
return pout_cache;
|
|
},
|
|
|
|
get_expander_point:function(node){
|
|
var p = this.get_node_point_out(node);
|
|
var ex_p = {};
|
|
if(node._data.layout.direction == jm.direction.right){
|
|
ex_p.x = p.x - this.opts.pspace;
|
|
}else{
|
|
ex_p.x = p.x;
|
|
}
|
|
ex_p.y = p.y - Math.ceil(this.opts.pspace/2);
|
|
return ex_p;
|
|
},
|
|
|
|
get_min_size:function(){
|
|
var nodes = this.jm.mind.nodes;
|
|
var node = null;
|
|
var pout = null;
|
|
for(var nodeid in nodes){
|
|
node = nodes[nodeid];
|
|
pout = this.get_node_point_out(node);
|
|
//logger.debug(pout.x);
|
|
if(pout.x > this.bounds.e){this.bounds.e = pout.x;}
|
|
if(pout.x < this.bounds.w){this.bounds.w = pout.x;}
|
|
}
|
|
return {
|
|
w:this.bounds.e - this.bounds.w,
|
|
h:this.bounds.s - this.bounds.n
|
|
}
|
|
},
|
|
|
|
toggle_node:function(node){
|
|
if(node.isroot){
|
|
return;
|
|
}
|
|
if(node.expanded){
|
|
this.collapse_node(node);
|
|
}else{
|
|
this.expand_node(node);
|
|
}
|
|
},
|
|
|
|
expand_node:function(node){
|
|
node.expanded = true;
|
|
this.part_layout(node);
|
|
this.set_visible(node.children,true);
|
|
},
|
|
|
|
collapse_node:function(node){
|
|
node.expanded = false;
|
|
this.part_layout(node);
|
|
this.set_visible(node.children,false);
|
|
},
|
|
|
|
expand_all:function(){
|
|
var nodes = this.jm.mind.nodes;
|
|
var c = 0;
|
|
var node;
|
|
for(var nodeid in nodes){
|
|
node = nodes[nodeid];
|
|
if(!node.expanded){
|
|
node.expanded = true;
|
|
c++;
|
|
}
|
|
}
|
|
if(c>0){
|
|
var root = this.jm.mind.root;
|
|
this.part_layout(root);
|
|
this.set_visible(root.children,true);
|
|
}
|
|
},
|
|
|
|
collapse_all:function(){
|
|
var nodes = this.jm.mind.nodes;
|
|
var c = 0;
|
|
var node;
|
|
for(var nodeid in nodes){
|
|
node = nodes[nodeid];
|
|
if(node.expanded && !node.isroot){
|
|
node.expanded = false
|
|
c++;
|
|
}
|
|
}
|
|
if(c>0){
|
|
var root = this.jm.mind.root;
|
|
this.part_layout(root);
|
|
this.set_visible(root.children,true);
|
|
}
|
|
},
|
|
|
|
expand_to_depth:function(target_depth,curr_nodes,curr_depth){
|
|
if(target_depth < 1){return;}
|
|
var nodes = curr_nodes || this.jm.mind.root.children;
|
|
var depth = curr_depth || 1;
|
|
var i = nodes.length;
|
|
var node = null;
|
|
while(i--){
|
|
node = nodes[i];
|
|
if(depth < target_depth){
|
|
if(!node.expanded){
|
|
this.expand_node(node);
|
|
}
|
|
this.expand_to_depth(target_depth, node.children, depth+1);
|
|
}
|
|
if(depth == target_depth){
|
|
if(node.expanded){
|
|
this.collapse_node(node);
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
part_layout:function(node){
|
|
var root = this.jm.mind.root;
|
|
if(!!root){
|
|
var root_layout_data = root._data.layout;
|
|
if(node.isroot){
|
|
root_layout_data.outer_height_right=this._layout_offset_subnodes_height(root_layout_data.right_nodes);
|
|
root_layout_data.outer_height_left=this._layout_offset_subnodes_height(root_layout_data.left_nodes);
|
|
}else{
|
|
if(node._data.layout.direction == jm.direction.right){
|
|
root_layout_data.outer_height_right=this._layout_offset_subnodes_height(root_layout_data.right_nodes);
|
|
}else{
|
|
root_layout_data.outer_height_left=this._layout_offset_subnodes_height(root_layout_data.left_nodes);
|
|
}
|
|
}
|
|
this.bounds.s = Math.max(root_layout_data.outer_height_left,root_layout_data.outer_height_right);
|
|
this.cache_valid = false;
|
|
}else{
|
|
logger.warn('can not found root node');
|
|
}
|
|
},
|
|
|
|
set_visible:function(nodes,visible){
|
|
var i = nodes.length;
|
|
var node = null;
|
|
var layout_data = null;
|
|
while(i--){
|
|
node = nodes[i];
|
|
layout_data = node._data.layout;
|
|
if(node.expanded){
|
|
this.set_visible(node.children,visible);
|
|
}else{
|
|
this.set_visible(node.children,false);
|
|
}
|
|
if(!node.isroot){
|
|
node._data.layout.visible = visible;
|
|
}
|
|
}
|
|
},
|
|
|
|
is_expand:function(node){
|
|
return node.expanded;
|
|
},
|
|
|
|
is_visible:function(node){
|
|
var layout_data = node._data.layout;
|
|
if(('visible' in layout_data) && !layout_data.visible){
|
|
return false;
|
|
}else{
|
|
return true;
|
|
}
|
|
},
|
|
};
|
|
|
|
// view provider
|
|
jm.view_provider= function(jm, options){
|
|
this.opts = options;
|
|
this.jm = jm;
|
|
this.layout = jm.layout;
|
|
|
|
this.container = null;
|
|
this.e_panel = null;
|
|
this.e_nodes= null;
|
|
this.e_canvas = null;
|
|
|
|
this.canvas_ctx = null;
|
|
this.size = {w:0,h:0};
|
|
|
|
this.selected_node = null;
|
|
this.editing_node = null;
|
|
};
|
|
|
|
jm.view_provider.prototype={
|
|
init:function(){
|
|
logger.debug('view.init');
|
|
|
|
this.container = $i(this.opts.container) ? this.opts.container : $g(this.opts.container);
|
|
if(!this.container){
|
|
logger.error('the options.view.container was not be found in dom');
|
|
return;
|
|
}
|
|
this.e_panel = $c('div');
|
|
this.e_canvas = $c('canvas');
|
|
this.e_nodes = $c('jmnodes');
|
|
this.e_editor = $c('input');
|
|
|
|
this.e_panel.className = 'jsmind-inner';
|
|
this.e_panel.appendChild(this.e_canvas);
|
|
this.e_panel.appendChild(this.e_nodes);
|
|
|
|
this.e_editor.className = 'jsmind-editor';
|
|
this.e_editor.type = 'text';
|
|
|
|
this.actualZoom = 1;
|
|
this.zoomStep = 0.1;
|
|
this.minZoom = 0.5;
|
|
this.maxZoom = 2;
|
|
|
|
var v = this;
|
|
jm.util.dom.add_event(this.e_editor,'keydown',function(e){
|
|
var evt = e || event;
|
|
if(evt.keyCode == 13){v.edit_node_end();evt.stopPropagation();}
|
|
});
|
|
jm.util.dom.add_event(this.e_editor,'blur',function(e){
|
|
v.edit_node_end();
|
|
});
|
|
|
|
this.container.appendChild(this.e_panel);
|
|
|
|
this.init_canvas();
|
|
},
|
|
|
|
add_event:function(obj,event_name,event_handle){
|
|
jm.util.dom.add_event(this.e_nodes,event_name,function(e){
|
|
var evt = e || event;
|
|
event_handle.call(obj,evt);
|
|
});
|
|
},
|
|
|
|
get_binded_nodeid:function(element){
|
|
if(element == null){
|
|
return null;
|
|
}
|
|
var tagName = element.tagName.toLowerCase();
|
|
if(tagName == 'jmnodes' || tagName == 'body' || tagName == 'html'){
|
|
return null;
|
|
}
|
|
if(tagName == 'jmnode' || tagName == 'jmexpander'){
|
|
return element.getAttribute('nodeid');
|
|
}else{
|
|
return this.get_binded_nodeid(element.parentElement);
|
|
}
|
|
},
|
|
|
|
is_expander:function(element){
|
|
return (element.tagName.toLowerCase() == 'jmexpander');
|
|
},
|
|
|
|
reset:function(){
|
|
logger.debug('view.reset');
|
|
this.selected_node = null;
|
|
this.clear_lines();
|
|
this.clear_nodes();
|
|
this.reset_theme();
|
|
},
|
|
|
|
reset_theme:function(){
|
|
var theme_name = this.jm.options.theme;
|
|
if(!!theme_name){
|
|
this.e_nodes.className = 'theme-' + theme_name;
|
|
}else{
|
|
this.e_nodes.className = '';
|
|
}
|
|
},
|
|
|
|
reset_custom_style:function(){
|
|
var nodes = this.jm.mind.nodes;
|
|
for(var nodeid in nodes){
|
|
this.reset_node_custom_style(nodes[nodeid]);
|
|
}
|
|
},
|
|
|
|
load:function(){
|
|
logger.debug('view.load');
|
|
this.init_nodes();
|
|
},
|
|
|
|
expand_size:function(){
|
|
var min_size = this.layout.get_min_size();
|
|
var min_width = min_size.w + this.opts.hmargin*2;
|
|
var min_height = min_size.h + this.opts.vmargin*2;
|
|
var client_w = this.e_panel.clientWidth;
|
|
var client_h = this.e_panel.clientHeight;
|
|
if(client_w < min_width){client_w = min_width;}
|
|
if(client_h < min_height){client_h = min_height;}
|
|
this.size.w = client_w;
|
|
this.size.h = client_h;
|
|
},
|
|
|
|
init_canvas:function(){
|
|
var ctx = this.e_canvas.getContext('2d');
|
|
this.canvas_ctx = ctx;
|
|
},
|
|
|
|
init_nodes_size:function(node){
|
|
var view_data = node._data.view;
|
|
view_data.width = view_data.element.clientWidth;
|
|
view_data.height = view_data.element.clientHeight;
|
|
},
|
|
|
|
init_nodes:function(){
|
|
var nodes = this.jm.mind.nodes;
|
|
var doc_frag = $d.createDocumentFragment();
|
|
for(var nodeid in nodes){
|
|
this.create_node_element(nodes[nodeid],doc_frag);
|
|
}
|
|
this.e_nodes.appendChild(doc_frag);
|
|
for(var nodeid in nodes){
|
|
this.init_nodes_size(nodes[nodeid]);
|
|
}
|
|
},
|
|
|
|
add_node:function(node){
|
|
this.create_node_element(node,this.e_nodes);
|
|
this.init_nodes_size(node);
|
|
},
|
|
|
|
create_node_element:function(node,parent_node){
|
|
var view_data = null;
|
|
if('view' in node._data){
|
|
view_data = node._data.view;
|
|
}else{
|
|
view_data = {};
|
|
node._data.view = view_data;
|
|
}
|
|
|
|
var d = $c('jmnode');
|
|
if(node.isroot){
|
|
d.className = 'root';
|
|
}else{
|
|
var d_e = $c('jmexpander');
|
|
$t(d_e,'-');
|
|
d_e.setAttribute('nodeid',node.id);
|
|
d_e.style.visibility = 'hidden';
|
|
parent_node.appendChild(d_e);
|
|
view_data.expander = d_e;
|
|
}
|
|
if (!!node.topic) {
|
|
if(this.opts.support_html){
|
|
$h(d,node.topic);
|
|
}else{
|
|
$t(d,node.topic);
|
|
}
|
|
}
|
|
d.setAttribute('nodeid',node.id);
|
|
d.style.visibility='hidden';
|
|
this._reset_node_custom_style(d, node.data);
|
|
|
|
parent_node.appendChild(d);
|
|
view_data.element = d;
|
|
},
|
|
|
|
remove_node:function(node){
|
|
if(this.selected_node != null && this.selected_node.id == node.id){
|
|
this.selected_node = null;
|
|
}
|
|
if(this.editing_node != null && this.editing_node.id == node.id){
|
|
node._data.view.element.removeChild(this.e_editor);
|
|
this.editing_node = null;
|
|
}
|
|
var children = node.children;
|
|
var i = children.length;
|
|
while(i--){
|
|
this.remove_node(children[i]);
|
|
}
|
|
if(node._data.view){
|
|
var element = node._data.view.element;
|
|
var expander = node._data.view.expander;
|
|
this.e_nodes.removeChild(element);
|
|
this.e_nodes.removeChild(expander);
|
|
node._data.view.element = null;
|
|
node._data.view.expander = null;
|
|
}
|
|
},
|
|
|
|
update_node:function(node){
|
|
var view_data = node._data.view;
|
|
var element = view_data.element;
|
|
if (!!node.topic) {
|
|
if(this.opts.support_html){
|
|
$h(element,node.topic);
|
|
}else{
|
|
$t(element,node.topic);
|
|
}
|
|
}
|
|
view_data.width = element.clientWidth;
|
|
view_data.height = element.clientHeight;
|
|
},
|
|
|
|
select_node:function(node){
|
|
if(!!this.selected_node){
|
|
this.selected_node._data.view.element.className =
|
|
this.selected_node._data.view.element.className.replace(/\s*selected\b/i,'');
|
|
this.reset_node_custom_style(this.selected_node);
|
|
}
|
|
if(!!node){
|
|
this.selected_node = node;
|
|
node._data.view.element.className += ' selected';
|
|
this.clear_node_custom_style(node);
|
|
}
|
|
},
|
|
|
|
select_clear:function(){
|
|
this.select_node(null);
|
|
},
|
|
|
|
get_editing_node:function(){
|
|
return this.editing_node;
|
|
},
|
|
|
|
is_editing:function(){
|
|
return (!!this.editing_node);
|
|
},
|
|
|
|
edit_node_begin:function(node){
|
|
if(!node.topic) {
|
|
logger.warn("don't edit image nodes");
|
|
return;
|
|
}
|
|
if(this.editing_node != null){
|
|
this.edit_node_end();
|
|
}
|
|
this.editing_node = node;
|
|
var view_data = node._data.view;
|
|
var element = view_data.element;
|
|
var topic = node.topic;
|
|
var ncs = getComputedStyle(element);
|
|
this.e_editor.value = topic;
|
|
this.e_editor.style.width = (element.clientWidth-parseInt(ncs.getPropertyValue('padding-left'))-parseInt(ncs.getPropertyValue('padding-right')))+'px';
|
|
element.innerHTML = '';
|
|
element.appendChild(this.e_editor);
|
|
element.style.zIndex = 5;
|
|
this.e_editor.focus();
|
|
this.e_editor.select();
|
|
},
|
|
|
|
edit_node_end:function(){
|
|
if(this.editing_node != null){
|
|
var node = this.editing_node;
|
|
this.editing_node = null;
|
|
var view_data = node._data.view;
|
|
var element = view_data.element;
|
|
var topic = this.e_editor.value;
|
|
element.style.zIndex = 'auto';
|
|
element.removeChild(this.e_editor);
|
|
if(jm.util.text.is_empty(topic) || node.topic === topic){
|
|
if(this.opts.support_html){
|
|
$h(element,node.topic);
|
|
}else{
|
|
$t(element,node.topic);
|
|
}
|
|
}else{
|
|
this.jm.update_node(node.id,topic);
|
|
}
|
|
}
|
|
},
|
|
|
|
get_view_offset:function(){
|
|
var bounds = this.layout.bounds;
|
|
var _x = (this.size.w - bounds.e - bounds.w)/2;
|
|
var _y = this.size.h / 2;
|
|
return{x:_x, y:_y};
|
|
},
|
|
|
|
resize:function(){
|
|
this.e_canvas.width = 1;
|
|
this.e_canvas.height = 1;
|
|
this.e_nodes.style.width = '1px';
|
|
this.e_nodes.style.height = '1px';
|
|
|
|
this.expand_size();
|
|
this._show();
|
|
},
|
|
|
|
_show:function(){
|
|
this.e_canvas.width = this.size.w;
|
|
this.e_canvas.height = this.size.h;
|
|
this.e_nodes.style.width = this.size.w+'px';
|
|
this.e_nodes.style.height = this.size.h+'px';
|
|
this.show_nodes();
|
|
this.show_lines();
|
|
//this.layout.cache_valid = true;
|
|
this.jm.invoke_event_handle(jm.event_type.resize,{data:[]});
|
|
},
|
|
|
|
zoomIn: function() {
|
|
return this.setZoom(this.actualZoom + this.zoomStep);
|
|
},
|
|
|
|
zoomOut: function() {
|
|
return this.setZoom(this.actualZoom - this.zoomStep);
|
|
},
|
|
|
|
setZoom: function(zoom) {
|
|
if ((zoom < this.minZoom) || (zoom > this.maxZoom)) {
|
|
return false;
|
|
}
|
|
this.actualZoom = zoom;
|
|
for (var i=0; i < this.e_panel.children.length; i++) {
|
|
this.e_panel.children[i].style.transform = 'scale(' + zoom + ')';
|
|
};
|
|
this.show(true);
|
|
return true;
|
|
|
|
},
|
|
|
|
_center_root:function(){
|
|
// center root node
|
|
var outer_w = this.e_panel.clientWidth;
|
|
var outer_h = this.e_panel.clientHeight;
|
|
if(this.size.w > outer_w){
|
|
var _offset = this.get_view_offset();
|
|
this.e_panel.scrollLeft = _offset.x - outer_w/2;
|
|
}
|
|
if(this.size.h > outer_h){
|
|
this.e_panel.scrollTop = (this.size.h - outer_h)/2;
|
|
}
|
|
},
|
|
|
|
show:function(keep_center){
|
|
logger.debug('view.show');
|
|
this.expand_size();
|
|
this._show();
|
|
if(!!keep_center){
|
|
this._center_root();
|
|
}
|
|
},
|
|
|
|
relayout:function(){
|
|
this.expand_size();
|
|
this._show();
|
|
},
|
|
|
|
save_location:function(node){
|
|
var vd = node._data.view;
|
|
vd._saved_location={
|
|
x:parseInt(vd.element.style.left)-this.e_panel.scrollLeft,
|
|
y:parseInt(vd.element.style.top)-this.e_panel.scrollTop,
|
|
};
|
|
},
|
|
|
|
restore_location:function(node){
|
|
var vd = node._data.view;
|
|
this.e_panel.scrollLeft = parseInt(vd.element.style.left)-vd._saved_location.x;
|
|
this.e_panel.scrollTop = parseInt(vd.element.style.top)-vd._saved_location.y;
|
|
},
|
|
|
|
clear_nodes:function(){
|
|
var mind = this.jm.mind;
|
|
if(mind == null){
|
|
return;
|
|
}
|
|
var nodes = mind.nodes;
|
|
var node = null;
|
|
for(var nodeid in nodes){
|
|
node = nodes[nodeid];
|
|
node._data.view.element = null;
|
|
node._data.view.expander = null;
|
|
}
|
|
this.e_nodes.innerHTML = '';
|
|
},
|
|
|
|
show_nodes:function(){
|
|
var nodes = this.jm.mind.nodes;
|
|
var node = null;
|
|
var node_element = null;
|
|
var expander = null;
|
|
var p = null;
|
|
var p_expander= null;
|
|
var expander_text = '-';
|
|
var view_data = null;
|
|
var _offset = this.get_view_offset();
|
|
for(var nodeid in nodes){
|
|
node = nodes[nodeid];
|
|
view_data = node._data.view;
|
|
node_element = view_data.element;
|
|
expander = view_data.expander;
|
|
if(!this.layout.is_visible(node)){
|
|
node_element.style.display = 'none';
|
|
expander.style.display = 'none';
|
|
continue;
|
|
}
|
|
this.reset_node_custom_style(node);
|
|
p = this.layout.get_node_point(node);
|
|
view_data.abs_x = _offset.x + p.x;
|
|
view_data.abs_y = _offset.y + p.y;
|
|
node_element.style.left = (_offset.x+p.x) + 'px';
|
|
node_element.style.top = (_offset.y+p.y) + 'px';
|
|
node_element.style.display = '';
|
|
node_element.style.visibility = 'visible';
|
|
if(!node.isroot && node.children.length>0){
|
|
expander_text = node.expanded?'-':'+';
|
|
p_expander= this.layout.get_expander_point(node);
|
|
expander.style.left = (_offset.x + p_expander.x) + 'px';
|
|
expander.style.top = (_offset.y + p_expander.y) + 'px';
|
|
expander.style.display = '';
|
|
expander.style.visibility = 'visible';
|
|
$t(expander,expander_text);
|
|
}
|
|
// hide expander while all children have been removed
|
|
if(!node.isroot && node.children.length==0){
|
|
expander.style.display = 'none';
|
|
expander.style.visibility = 'hidden';
|
|
}
|
|
}
|
|
},
|
|
|
|
reset_node_custom_style:function(node){
|
|
this._reset_node_custom_style(node._data.view.element, node.data);
|
|
},
|
|
|
|
_reset_node_custom_style:function(node_element, node_data){
|
|
if('background-color' in node_data){
|
|
node_element.style.backgroundColor = node_data['background-color'];
|
|
}
|
|
if('foreground-color' in node_data){
|
|
node_element.style.color = node_data['foreground-color'];
|
|
}
|
|
if('width' in node_data){
|
|
node_element.style.width = node_data['width']+'px';
|
|
}
|
|
if('height' in node_data){
|
|
node_element.style.height = node_data['height']+'px';
|
|
}
|
|
if('font-size' in node_data){
|
|
node_element.style.fontSize = node_data['font-size']+'px';
|
|
}
|
|
if('font-weight' in node_data){
|
|
node_element.style.fontWeight = node_data['font-weight'];
|
|
}
|
|
if('font-style' in node_data){
|
|
node_element.style.fontStyle = node_data['font-style'];
|
|
}
|
|
if('background-image' in node_data) {
|
|
var backgroundImage = node_data['background-image'];
|
|
if (backgroundImage.startsWith('data') && node_data['width'] && node_data['height']) {
|
|
var img = new Image();
|
|
|
|
img.onload = function() {
|
|
var c = $c('canvas');
|
|
c.width = node_element.clientWidth;
|
|
c.height = node_element.clientHeight;
|
|
var img = this;
|
|
if(c.getContext) {
|
|
var ctx = c.getContext('2d');
|
|
ctx.drawImage(img, 2, 2, node_element.clientWidth, node_element.clientHeight);
|
|
var scaledImageData = c.toDataURL();
|
|
node_element.style.backgroundImage='url('+scaledImageData+')';
|
|
}
|
|
};
|
|
img.src = backgroundImage;
|
|
|
|
} else {
|
|
node_element.style.backgroundImage='url('+backgroundImage+')';
|
|
}
|
|
node_element.style.backgroundSize='99%';
|
|
|
|
if('background-rotation' in node_data){
|
|
node_element.style.transform = 'rotate(' + node_data['background-rotation'] + 'deg)';
|
|
}
|
|
|
|
}
|
|
},
|
|
|
|
clear_node_custom_style:function(node){
|
|
var node_element = node._data.view.element;
|
|
node_element.style.backgroundColor = "";
|
|
node_element.style.color = "";
|
|
},
|
|
|
|
clear_lines:function(canvas_ctx){
|
|
var ctx = canvas_ctx || this.canvas_ctx;
|
|
jm.util.canvas.clear(ctx,0,0,this.size.w,this.size.h);
|
|
},
|
|
|
|
show_lines:function(canvas_ctx){
|
|
this.clear_lines(canvas_ctx);
|
|
var nodes = this.jm.mind.nodes;
|
|
var node = null;
|
|
var pin = null;
|
|
var pout = null;
|
|
var _offset = this.get_view_offset();
|
|
for(var nodeid in nodes){
|
|
node = nodes[nodeid];
|
|
if(!!node.isroot){continue;}
|
|
if(('visible' in node._data.layout) && !node._data.layout.visible){continue;}
|
|
pin = this.layout.get_node_point_in(node);
|
|
pout = this.layout.get_node_point_out(node.parent);
|
|
this.draw_line(pout,pin,_offset,canvas_ctx);
|
|
}
|
|
},
|
|
|
|
draw_line:function(pin,pout,offset,canvas_ctx){
|
|
var ctx = canvas_ctx || this.canvas_ctx;
|
|
ctx.strokeStyle = this.opts.line_color;
|
|
ctx.lineWidth = this.opts.line_width;
|
|
ctx.lineCap = 'round';
|
|
|
|
jm.util.canvas.bezierto(
|
|
ctx,
|
|
pin.x + offset.x,
|
|
pin.y + offset.y,
|
|
pout.x + offset.x,
|
|
pout.y + offset.y);
|
|
},
|
|
};
|
|
|
|
// shortcut provider
|
|
jm.shortcut_provider= function(jm, options){
|
|
this.jm = jm;
|
|
this.opts = options;
|
|
this.mapping = options.mapping;
|
|
this.handles = options.handles;
|
|
this._mapping = {};
|
|
};
|
|
|
|
jm.shortcut_provider.prototype = {
|
|
init : function(){
|
|
jm.util.dom.add_event($d,'keydown',this.handler.bind(this));
|
|
|
|
this.handles['addchild'] = this.handle_addchild;
|
|
this.handles['addbrother'] = this.handle_addbrother;
|
|
this.handles['editnode'] = this.handle_editnode;
|
|
this.handles['delnode'] = this.handle_delnode;
|
|
this.handles['toggle'] = this.handle_toggle;
|
|
this.handles['up'] = this.handle_up;
|
|
this.handles['down'] = this.handle_down;
|
|
this.handles['left'] = this.handle_left;
|
|
this.handles['right'] = this.handle_right;
|
|
|
|
for(var handle in this.mapping){
|
|
if(!!this.mapping[handle] && (handle in this.handles)){
|
|
this._mapping[this.mapping[handle]] = this.handles[handle];
|
|
}
|
|
}
|
|
},
|
|
|
|
enable_shortcut : function(){
|
|
this.opts.enable = true;
|
|
},
|
|
|
|
disable_shortcut : function(){
|
|
this.opts.enable = false;
|
|
},
|
|
|
|
handler : function(e){
|
|
if(this.jm.view.is_editing()){return;}
|
|
var evt = e || event;
|
|
if(!this.opts.enable){return true;}
|
|
var kc = evt.keyCode;
|
|
if(kc in this._mapping){
|
|
this._mapping[kc].call(this,this.jm,e);
|
|
}
|
|
},
|
|
|
|
handle_addchild: function(_jm,e){
|
|
var selected_node = _jm.get_selected_node();
|
|
if(!!selected_node){
|
|
var nodeid = jm.util.uuid.newid();
|
|
var node = _jm.add_node(selected_node, nodeid, 'New Node');
|
|
if(!!node){
|
|
_jm.select_node(nodeid);
|
|
_jm.begin_edit(nodeid);
|
|
}
|
|
}
|
|
},
|
|
handle_addbrother:function(_jm,e){
|
|
var selected_node = _jm.get_selected_node();
|
|
if(!!selected_node && !selected_node.isroot){
|
|
var nodeid = jm.util.uuid.newid();
|
|
var node = _jm.insert_node_after(selected_node, nodeid, 'New Node');
|
|
if(!!node){
|
|
_jm.select_node(nodeid);
|
|
_jm.begin_edit(nodeid);
|
|
}
|
|
}
|
|
},
|
|
handle_editnode:function(_jm,e){
|
|
var selected_node = _jm.get_selected_node();
|
|
if(!!selected_node){
|
|
_jm.begin_edit(selected_node);
|
|
}
|
|
},
|
|
handle_delnode:function(_jm,e){
|
|
var selected_node = _jm.get_selected_node();
|
|
if(!!selected_node && !selected_node.isroot){
|
|
_jm.select_node(selected_node.parent);
|
|
_jm.remove_node(selected_node);
|
|
}
|
|
},
|
|
handle_toggle:function(_jm,e){
|
|
var evt = e || event;
|
|
var selected_node = _jm.get_selected_node();
|
|
if(!!selected_node){
|
|
_jm.toggle_node(selected_node.id);
|
|
evt.stopPropagation();
|
|
evt.preventDefault();
|
|
}
|
|
},
|
|
handle_up:function(_jm,e){
|
|
var evt = e || event;
|
|
var selected_node = _jm.get_selected_node();
|
|
if(!!selected_node){
|
|
var up_node = _jm.find_node_before(selected_node);
|
|
if(!up_node){
|
|
var np = _jm.find_node_before(selected_node.parent);
|
|
if(!!np && np.children.length > 0){
|
|
up_node = np.children[np.children.length-1];
|
|
}
|
|
}
|
|
if(!!up_node){
|
|
_jm.select_node(up_node);
|
|
}
|
|
evt.stopPropagation();
|
|
evt.preventDefault();
|
|
}
|
|
},
|
|
|
|
handle_down:function(_jm,e){
|
|
var evt = e || event;
|
|
var selected_node = _jm.get_selected_node();
|
|
if(!!selected_node){
|
|
var down_node = _jm.find_node_after(selected_node);
|
|
if(!down_node){
|
|
var np = _jm.find_node_after(selected_node.parent);
|
|
if(!!np && np.children.length > 0){
|
|
down_node = np.children[0];
|
|
}
|
|
}
|
|
if(!!down_node){
|
|
_jm.select_node(down_node);
|
|
}
|
|
evt.stopPropagation();
|
|
evt.preventDefault();
|
|
}
|
|
},
|
|
|
|
handle_left:function(_jm,e){
|
|
this._handle_direction(_jm,e,jm.direction.left);
|
|
},
|
|
handle_right:function(_jm,e){
|
|
this._handle_direction(_jm,e,jm.direction.right);
|
|
},
|
|
_handle_direction:function(_jm,e,d){
|
|
var evt = e || event;
|
|
var selected_node = _jm.get_selected_node();
|
|
var node = null;
|
|
if(!!selected_node){
|
|
if(selected_node.isroot){
|
|
var c = selected_node.children;
|
|
var children = [];
|
|
for(var i=0;i<c.length;i++){
|
|
if(c[i].direction === d){
|
|
children.push(i)
|
|
}
|
|
}
|
|
node = c[children[Math.floor((children.length-1)/2)]];
|
|
}
|
|
else if(selected_node.direction === d){
|
|
var children = selected_node.children;
|
|
var childrencount = children.length;
|
|
if(childrencount > 0){
|
|
node = children[Math.floor((childrencount-1)/2)]
|
|
}
|
|
}else{
|
|
node = selected_node.parent;
|
|
}
|
|
if(!!node){
|
|
_jm.select_node(node);
|
|
}
|
|
evt.stopPropagation();
|
|
evt.preventDefault();
|
|
}
|
|
},
|
|
};
|
|
|
|
|
|
// plugin
|
|
jm.plugin = function(name,init){
|
|
this.name = name;
|
|
this.init = init;
|
|
};
|
|
|
|
jm.plugins = [];
|
|
|
|
jm.register_plugin = function(plugin){
|
|
if(plugin instanceof jm.plugin){
|
|
jm.plugins.push(plugin);
|
|
}
|
|
};
|
|
|
|
jm.init_plugins = function(sender){
|
|
$w.setTimeout(function(){
|
|
jm._init_plugins(sender);
|
|
},0);
|
|
};
|
|
|
|
jm._init_plugins = function(sender){
|
|
var l = jm.plugins.length;
|
|
var fn_init = null;
|
|
for(var i=0;i<l;i++){
|
|
fn_init = jm.plugins[i].init;
|
|
if(typeof fn_init === 'function'){
|
|
fn_init(sender);
|
|
}
|
|
}
|
|
};
|
|
|
|
// quick way
|
|
jm.show = function(options,mind){
|
|
var _jm = new jm(options);
|
|
_jm.show(mind);
|
|
return _jm;
|
|
};
|
|
|
|
// export jsmind
|
|
if (typeof module !== 'undefined' && typeof exports === 'object') {
|
|
module.exports = jm;
|
|
} else if (typeof define === 'function' && (define.amd || define.cmd)) {
|
|
define(function() { return jm; });
|
|
} else {
|
|
$w[__name__] = jm;
|
|
}
|
|
})(typeof window !== 'undefined' ? window : global);
|
|
|