1.借鉴自：
http://www.codefans.net/soft/3061.shtml 来源于网上。
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flowchart.js http://adrai.github.io/flowchart.js/ , 基于SVG创建Flow Chart
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go.js http://www.gojs.net/latest/index.html go.js 提供一整套的JS工具 ，支持各种交互式图表的创建。有免费版和收费版
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joint.js http://www.jointjs.com/ joint.js 是另一个创建图标库的工具，也提供免费版和商业版
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jsPlumb http://www.jsplumb.org/ jsPlumb是一套开源的流程图创建工具 ，小巧精悍，使用简单
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d3 http://d3js.org 在html5领域，d3可谓是最好的可视化基础库，提供方面的DOM操作，非常强大。
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html xmlns:v="urn:schemas-microsoft-com:vml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>WEB流程图制作_Demo:http://www.codefans.net</title> <style type="text/css"> v\:*{BEHAVIOR:url(#default#VML)}body{margin:0,0,0,0;}#group{position:absolute;top:0px;left:0px;height:100%;width:100%;z-index:-1000;}#menu table{font-size:11px;background-image:url(img/menubg.gif);z-index:1000;height:100%;}#menu td{white-space:nowrap;}#movebar{font-size:11px;z-index:1000;cursor:move;height:30;width:8;}#movebar div{height:30;width:8;background-image:url(img/grid-blue-split.gif);}#menu img{vertical-align:middle;height:16px;}#menu span{vertical-align:bottom;cursor:hand;padding-left:3px;padding-top:5px;padding-bottom:2px;padding-right:5;}.x-window{}.x-window-tc{background:transparent url(img/window/top-bottom.png) repeat-x 0 0;overflow:hidden;zoom:1;height:25px;padding-top:5px;font-size:12px;cursor:move;}.x-window-tl{background:transparent url(img/window/left-corners.png) no-repeat 0 0;padding-left:6px;zoom:1;z-index:1;position:relative;}.x-window-tr{background:transparent url(img/window/right-corners.png) no-repeat right 0;padding-right:6px;}.x-window-bc{background:transparent url(img/window/top-bottom.png) repeat-x 0 bottom;zoom:1;text-align:center;height:30px;padding-top:4px;}.x-window-bl{background:transparent url(img/window/left-corners.png) no-repeat 0 bottom;padding-left:6px;zoom:1;}.x-window-br{background:transparent url(img/window/right-corners.png) no-repeat right bottom;padding-right:6px;zoom:1;}.x-window-mc{border:1px solid #99bbe8;padding:0;margin:0;font:normal 11px tahoma,arial,helvetica,sans-serif;background:#dfe8f6;width:384px;height:231px;}.x-window-ml{background:transparent url(img/window/left-right.png) repeat-y 0 0;padding-left:6px;zoom:1;}.x-window-mr{background:transparent url(img/window/left-right.png) repeat-y right 0;padding-right:6px;zoom:1;}.x-tool-close{overflow:hidden;width:15px;height:15px;float:right;cursor:pointer;background:transparent url(img/window/tool-sprites.gif) no-repeat;background-position:0 -0;margin-left:2px;}.x-tab-panel-header{border:1px solid #8db2e3;padding-bottom:2px;border-top-width:0;border-left-width:0;border-right-width:0;height:26px;}.x-tab-panel-body{overflow-y:auto;height:200px;display:none;}.x-tab-panel-body-show{overflow-y:auto;height:200px;padding-top:3px;}.x-tab-strip-top{float:left;width:100%;height:27px;padding-top:1px;background:url(img/window/tab-strip-bg.gif) #cedff5 repeat-x top;}.x-tab-strip-wrap{width:100%;border-bottom:1px solid #8db2e3;}.x-tab-strip-top ul{list-style:none;margin:0px;padding:0px;}.x-tab-strip-top li{float:left;display:block;width:60px;padding-left:3px;text-align:center;font-size:11px;}.x-tab-strip-top .x-tab-left{background:transparent url(img/window/tabs-sprite.gif) no-repeat 0 -51px;padding-left:10px;}.x-tab-strip-top .x-tab-right{background:transparent url(img/window/tabs-sprite.gif) no-repeat right -351px;padding-right:10px;}.x-tab-strip-top .x-tab-middle{background:transparent url(img/window/tabs-sprite.gif) repeat-x 0 -201px;height:25px;overflow:hidden;padding-top:5px;cursor:hand;}.x-tab-strip-top .x-tab-strip-active .x-tab-left{background:transparent url(img/window/tabs-sprite.gif) no-repeat 0 0px;padding-left:10px;}.x-tab-strip-top .x-tab-strip-active .x-tab-right{background:transparent url(img/window/tabs-sprite.gif) no-repeat right -301px;padding-right:10px;}.x-tab-strip-top .x-tab-strip-active .x-tab-middle{background:transparent url(img/window/tabs-sprite.gif) repeat-x 0 -151px;height:25px;overflow:hidden;padding-top:5px;font-weight:bold;cursor:hand;}.x-form-field{font-family:tahoma,arial,helvetica,sans-serif;font-size:12px;font-size-adjust:none;font-stretch:normal;font-style:normal;font-variant:normal;font-weight:normal;line-height:normal;margin:0;background:#FFFFFF url(../images/default/form/text-bg.gif) repeat-x scroll 0 0;border:1px solid #B5B8C8;padding:1px 3px;width:200;overflow:hidden;}.btn{BORDER-RIGHT:#7b9ebd 1px solid;PADDING-RIGHT:2px;BORDER-TOP:#7b9ebd 1px solid;PADDING-LEFT:2px;FONT-SIZE:12px;FILTER:progid:DXImageTransform.Microsoft.Gradient(GradientType=0,StartColorStr=#ffffff,EndColorStr=#cecfde);BORDER-LEFT:#7b9ebd 1px solid;CURSOR:hand;COLOR:black;PADDING-TOP:2px;BORDER-BOTTOM:#7b9ebd 1px solid} </style> <script language="javascript"> function Group() { this.id = null; this.name = null; this.count = 0; this.nodes = []; this.lines = []; this.selectedObj = []; this.selectedLineFrom = []; this.selectedLineTo = []; this.mouseX = -1; this.mouseY = -1; this.mouseEndX = -1; this.mouseEndY = -1; this.action = null; this.lineFlag = null; this.multiSelect = false; this.ctrlKey = false; this.nodeMirror = null; this.lineMirror = null; this.bottomHeight = 10; this.rightWidth = 10; this.init = function() { var obj = document.getElementById('group'); obj.setAttribute('bindClass', this); obj.onmousedown = GroupEvent.mouseDown; obj.onmousemove = GroupEvent.mouseMove; obj.onmouseup = GroupEvent.mouseUp; obj.onkeydown = GroupEvent.keyDown; obj.onkeyup = GroupEvent.keyUp; this.lineMirror = new Line(); this.lineMirror.textFlag = false; this.lineMirror.mirrorFlag = true; this.lineMirror.init(); this.lineMirror.setDisplay('none'); this.lineMirror.strokeObj.dashStyle = 'dashdot'; this.lineMirror.obj.strokecolor = '#000000'; this.nodeMirror = new Node(); this.nodeMirror.strokeFlag = true; this.nodeMirror.shadowFlag = false; this.nodeMirror.textFlag = false; this.nodeMirror.mirrorFlag = true; this.nodeMirror.init(); this.nodeMirror.setDisplay('none'); this.nodeMirror.obj.strokecolor = 'black'; this.nodeMirror.obj.style.zIndex = '100'; this.nodeMirror.obj.filled = false; this.nodeMirror.strokeObj.dashstyle = 'dot'; }; this.getObjectNum = function() { this.count++; return this.count; }; this.point = function(flag) { if (flag == 'down') { this.mouseX = GroupEvent.getMouseX(); this.mouseY = GroupEvent.getMouseY(); } else if (flag == 'up') { this.mouseEndX = GroupEvent.getMouseX(); this.mouseEndY = GroupEvent.getMouseY(); } }; this.getEventNode = function(flag) { var res = null; var nodeNum = this.nodes.length; var node = null; var x; var y; if (flag == 'down') { x = this.mouseX; y = this.mouseY; } else if (flag == 'up') { x = this.mouseEndX; y = this.mouseEndY; } for (var i = (nodeNum - 1); i >= 0; i--) { node = this.nodes[i]; if (node.pointInObj(x, y)) { res = node; break; } } return res; }; this.getEventLine = function() { var res = null; var lineNum = this.lines.length; var line = null; var x = this.mouseX; var y = this.mouseY; var isStroke = -1; for (var i = (lineNum - 1); i >= 0; i--) { line = this.lines[i]; if (line.pointInObj(x, y)) { if (res == null || line.obj.style.zIndex == '22') { res = null; res = GroupEvent.insertObjInArr(res, line); isStroke = line.pointInStroke(x, y); if (isStroke == 0) { this.selectedLineTo = []; this.selectedLineFrom = []; this.selectedLineTo = GroupEvent.insertObjInArr(this.selectedLineTo, line); } else if (isStroke == 1) { this.selectedLineTo = []; this.selectedLineFrom = []; this.selectedLineFrom = GroupEvent.insertObjInArr(this.selectedLineFrom, line); } } } } return res; }; this.moveSelectedObj = function() { var x = GroupEvent.getMouseX(); var y = GroupEvent.getMouseY(); var num = this.selectedObj.length; var lineNum = this.lines.length; var line = null; for (var i = 0; i < num; i++) { this.selectedObj[i].move(x, y, this.mouseX, this.mouseY); for (var j = 0; j < lineNum; j++) { line = this.lines[j]; if ((line.fromObj == this.selectedObj[i]) || (line.toObj == this.selectedObj[i])) { line.relink(); } } } }; this.moveSelectedObjEnd = function() { var num = this.selectedObj.length; for (var i = 0; i < num; i++) { this.selectedObj[i].moveEnd(); } }; this.moveLine = function() { var x = GroupEvent.getMouseX(); var y = GroupEvent.getMouseY(); var num = this.selectedLineTo.length; for (var i = 0; i < num; i++) { this.selectedLineTo[i].setTo(x, y, null); } num = this.selectedLineFrom.length; for (var i = 0; i < num; i++) { this.selectedLineFrom[i].setFrom(x, y, null); } }; this.moveLineEnd = function(selNode) { var num = this.selectedLineTo.length; if (selNode != null) { for (var i = 0; i < num; i++) { if (this.fuckyou(this.selectedLineTo[i].fromObj, selNode)) { this.selectedLineTo[i].setTo(this.mouseEndX, this.mouseEndY, selNode); this.selectedLineTo[i].relink(); } else { this.selectedLineTo[i].relink(); } } } else { for (var i = 0; i < num; i++) { this.selectedLineTo[i].relink(); } } this.selectedLineTo = []; num = this.selectedLineFrom.length; if (selNode != null) { for (var i = 0; i < num; i++) { if (this.fuckyou(selNode, this.selectedLineFrom[i].toObj)) { this.selectedLineFrom[i].setFrom(this.mouseEndX, this.mouseEndY, selNode); this.selectedLineFrom[i].relink(); } else { this.selectedLineFrom[i].relink(); } } } else { for (var i = 0; i < num; i++) { this.selectedLineFrom[i].relink(); } } this.selectedLineFrom = []; }; this.drawLineEnd = function(selNode) { if (selNode != null) { this.drawMirrorLineTo(selNode); if (this.fuckyou(this.lineMirror.fromObj, this.lineMirror.toObj)) { var line = new PolyLine(); line.init(); line.setShape(this.lineFlag); line.link(this.lineMirror); this.clearSelected(); } } this.lineMirror.setDisplay('none'); }; this.drawMirrorLineFrom = function(selObj) { this.lineMirror.setFrom(this.mouseX, this.mouseY, selObj); this.lineMirror.setTo(this.mouseX, this.mouseY, selObj); this.lineMirror.setDisplay(''); }; this.drawMirrorLineTo = function(selObj) { var x = GroupEvent.getMouseX(); var y = GroupEvent.getMouseY(); this.lineMirror.setTo(x, y, selObj); }; this.drawMirrorNodeStart = function() { this.multiSelect = false; this.nodeMirror.setLeft(GroupEvent.getX(this.mouseX)); this.nodeMirror.setTop(GroupEvent.getY(this.mouseY)); this.nodeMirror.setHeight(0); this.nodeMirror.setWidth(0); }; this.drawMirrorNode = function() { var x = GroupEvent.getMouseX(); var y = GroupEvent.getMouseY(); this.nodeMirror.setWidth(Math.abs(GroupEvent.getX(x) - GroupEvent.getX(this.mouseX))); this.nodeMirror.setHeight(Math.abs(GroupEvent.getY(y) - GroupEvent.getY(this.mouseY))); if (GroupEvent.getX(x) < GroupEvent.getX(this.mouseX)) { this.nodeMirror.setLeft(GroupEvent.getX(x)); } if (GroupEvent.getY(y) < GroupEvent.getY(this.mouseY)) { this.nodeMirror.setTop(GroupEvent.getY(y)); } this.nodeMirror.setDisplay(''); }; this.drawMirrorNodeEnd = function() { this.nodeMirror.setDisplay('none'); if (this.embodyObj()) this.multiSelect = true; }; this.embodyObj = function() { var res = false; var x1 = this.nodeMirror.left; var x2 = this.nodeMirror.left + this.nodeMirror.width; var y1 = this.nodeMirror.top; var y2 = this.nodeMirror.top + this.nodeMirror.height; var nodeNum = this.nodes.length; var lineNum = this.lines.length; var node = null; var line = null; for (var i = 0; i < nodeNum; i++) { node = this.nodes[i]; if ((x1 <= node.left) && (x2 >= (node.left + node.width)) && (y1 <= node.top) && (y2 >= (node.top + node.height))) { node.setSelected(); this.selectedObj = GroupEvent.insertObjInArr(this.selectedObj, node); node.x = 0; node.y = 0; node.mouseX = node.left; node.mouseY = node.top; res = true; } } for (var i = 0; i < lineNum; i++) { line = this.lines[i]; if ((x1 <= Math.min(line.fromX, line.toX)) && (x2 >= Math.max(line.fromX, line.toX)) && (y1 <= Math.min(line.fromY, line.toY)) && (y2 >= Math.max(line.fromY, line.toY))) { line.setSelected(); this.selectedObj = GroupEvent.insertObjInArr(this.selectedObj, line); res = true; } } return res; }; this.fuckyou = function(fromObj, toObj) { var res = true; if (fromObj == toObj) { res = false; } var len = this.lines.length; var line = null; for (var i = 0; i < len; i++) { line = this.lines[i]; if ((line.fromObj == fromObj) && (line.toObj == toObj)) { res = false; alert("两点之间已经存在连接！"); break; } } return res; }; this.clearSelected = function() { var num = this.selectedObj.length; for (var i = 0; i < num; i++) { this.selectedObj[i].clearSelected(); } this.selectedObj = []; }; this.selectAll = function() { this.selectedObj = []; var num = this.nodes.length; var obj = null; for (var i = 0; i < num; i++) { obj = this.nodes[i]; obj.setSelected(); this.selectedObj = GroupEvent.insertObjInArr(this.selectedObj, obj); obj.x = 0; obj.y = 0; obj.mouseX = obj.left; obj.mouseY = obj.top; } num = this.lines.length; obj = null; for (var i = 0; i < num; i++) { obj = this.lines[i]; obj.setSelected(); this.selectedObj = GroupEvent.insertObjInArr(this.selectedObj, obj); } }; this.removeSelected = function() { var num = this.nodes.length; var obj = null; var arr = new Array(); var count = 0; for (var i = 0; i < num; i++) { obj = this.nodes[i]; if (obj.selected) { obj.remove(); } else { arr[count] = obj; count++; } } this.nodes = arr; num = this.lines.length; obj = null; arr = new Array(); var count = 0; for (var i = 0; i < num; i++) { obj = this.lines[i]; if (obj.selected) { obj.remove(); } else { arr[count] = obj; count++; } } this.lines = arr; this.selectedObj = []; }; this.setGroupArea = function() { var obj = document.getElementById('group'); var maxWidth = -1; var maxHeight = -1; var num = this.nodes.length; var node = null; for (var i = 0; i < num; i++) { node = this.nodes[i]; if (maxWidth < (node.left + node.width)) { maxWidth = node.left + node.width; } if (maxHeight < (node.top + node.height)) { maxHeight = node.top + node.height; } } if (maxHeight > document.body.clientHeight) { obj.style.height = (maxHeight + this.bottomHeight) + 'px'; } else { obj.style.height = '100%' } if (maxWidth > document.body.clientWidth) { obj.style.width = (maxWidth + this.rightWidth) + 'px'; } else { obj.style.width = '100%' } }; this.toJson = function() { var jNodes = []; var nodeNum = this.nodes.length; for (var i = 0; i < nodeNum; i++) { GroupEvent.insertObjInArr(jNodes, this.nodes[i].toJson()); } var jLines = []; var lineNum = this.lines.length; for (var i = 0; i < lineNum; i++) { GroupEvent.insertObjInArr(jLines, this.lines[i].toJson()); } var json = { id: this.id, name: this.name, count: this.count, nodes: jNodes, lines: jLines }; return JSON.encode(json); }; this.jsonTo = function(json) { this.id = json.id; this.name = json.name; this.count = json.count; var jNodes = json.nodes; var nodeNum = jNodes.length; var node = null; for (var i = 0; i < nodeNum; i++) { switch (jNodes[i].shape) { case 'img': { node = new NodeImg(); break; } case 'oval': { node = new NodeOval(); break; } default: node = new Node(); break; } node.jsonTo(jNodes[i]); node.init(); } var jLines = json.lines; var lineNum = jLines.length; var line = null; for (var i = 0; i < lineNum; i++) { switch (jLines[i].shape) { default: line = new PolyLine(); break; } line.jsonTo(jLines[i]); line.init(); line.relink(); } }; this.setProp = function(selObj, flag) { var win = document.getElementById('propWin'); win.setAttribute('selected', selObj); win.setAttribute('type', flag); for (var i = 0; i < Prop.panels.length; i++) { var panel = document.getElementById(Prop.panels[i].id); if (flag == Prop.panels[i].flag) { win.t.innerHTML = Prop.panels[i].title; panel.style.display = ''; var tabs = panel.getAttribute('tabs'); if (tabs) tabs.setSelected(); if (selObj) selObj.setProperty(flag); } else { panel.style.display = 'none'; } } }; this.eventStart = function() { if (this.ctrlKey) { this.multiSelect = true; } var selNode = this.getEventNode('down'); var selLine = this.getEventLine(); if (!this.multiSelect) { this.clearSelected(); } if (selNode != null) { this.setProp(selNode, 'n'); if (!GroupEvent.isInArr(this.selectedObj, selNode)) { if (!this.ctrlKey) { this.multiSelect = false; this.clearSelected(); } selNode.setSelected(); this.selectedObj = GroupEvent.insertObjInArr(this.selectedObj, selNode); } else { if (this.ctrlKey) { selNode.clearSelected(); this.selectedObj = GroupEvent.removeObjInArr(this.selectedObj, selNode); } } if (this.lineFlag == null) { this.action = 'nodedown'; } else if (this.lineFlag != null) { this.action = 'drawline'; this.drawMirrorLineFrom(selNode); } } else if (selLine != null) { this.setProp(selLine[selLine.length - 1], 'l'); for (var i = 0; i < selLine.length; i++) { if (!GroupEvent.isInArr(this.selectedObj, selLine[i])) { if (!this.ctrlKey) { this.multiSelect = false; } selLine[i].setSelected(); this.selectedObj = GroupEvent.insertObjInArr(this.selectedObj, selLine[i]); } else { if (this.ctrlKey) { selLine[i].clearSelected(); this.selectedObj = GroupEvent.removeObjInArr(this.selectedObj, selLine[i]); } } } if (this.selectedLineTo.length > 0) { this.action = 'moveline'; for (var i = 0; i < this.selectedLineTo.length; i++) { this.selectedLineTo[i].setMoveSelected(); } } if (this.selectedLineFrom.length > 0) { this.action = 'moveline'; for (var i = 0; i < this.selectedLineFrom.length; i++) { this.selectedLineFrom[i].setMoveSelected(); } } } else { this.setProp(null, 'help'); this.action = 'blankdown'; if (!this.ctrlKey) { this.clearSelected(); this.drawMirrorNodeStart(); } } } }; var GroupEvent = { mouseDown: function() { var group = document.getElementById('group'); var Love = group.getAttribute('bindClass'); document.selection.empty(); Love.point('down'); Love.eventStart(); return false; }, mouseMove: function() { var group = document.getElementById('group'); var Love = group.getAttribute('bindClass'); if (Love.action != null) { switch (Love.action) { case "nodedown": Love.moveSelectedObj(); break; case "drawline": Love.drawMirrorLineTo(null); break; case "moveline": Love.moveLine(null); break; case "blankdown": Love.drawMirrorNode(); break; default: } } return false; }, mouseUp: function() { var group = document.getElementById('group'); var Love = group.getAttribute('bindClass'); if (Love.action != null) { Love.point('up'); var selNode = Love.getEventNode('up'); switch (Love.action) { case "nodedown": Love.moveSelectedObjEnd(); break; case "drawline": Love.drawLineEnd(selNode); break; case "moveline": Love.moveLineEnd(selNode); break; case "blankdown": Love.drawMirrorNodeEnd(); break; default: } } Love.setGroupArea(); Love.action = null; return false; }, keyDown: function() { var group = document.getElementById('group'); var Love = group.getAttribute('bindClass'); if (window.event.ctrlKey) Love.ctrlKey = true; switch (window.event.keyCode) { case 46: Love.removeSelected(); break; case 65: if (window.event.ctrlKey) { Love.selectAll(); Love.multiSelect = true; window.event.returnValue = false; } break; default: } }, keyUp: function() { var group = document.getElementById('group'); var Love = group.getAttribute('bindClass'); Love.ctrlKey = false; }, getX: function(x) { return (x + document.body.scrollLeft); }, getY: function(y) { return (y + document.body.scrollTop); }, getMouseX: function() { return window.event.clientX }, getMouseY: function() { return window.event.clientY }, insertObjInArr: function(arr, s) { if (arr == null) arr = []; arr[arr.length] = s; return arr; }, removeObjInArr: function(arr, s) { var tArr = null; var count = 0; if (arr != null) { tArr = []; var num = arr.length; for (var i = 0; i < num; i++) { if (arr[i] != s) { tArr[count] = arr[i]; count++; } } } return tArr; }, isInArr: function(arr, s) { var res = false; if (arr != null) { var num = arr.length; for (var i = 0; i < num; i++) { if (arr[i] == s) { res = true; break; } } } return res; } } function Line() { this.id = 'line_'; this.name = 'New Line'; this.number = -1; this.type = 'line'; this.shape = 'line'; this.selected = false; this.fromX = -1; this.fromY = -1; this.toX = -1; this.toY = -1; this.textFlag = false; this.mirrorFlag = false; this.obj = null; this.strokeObj = null; this.textObj = null; this.fromObj = null; this.toObj = null; this.init = function() { var groupObj = document.getElementById('group'); var obj = document.createElement('v:line'); groupObj.appendChild(obj); obj.title = this.name; obj.from = '0,0'; obj.to = '0,0'; obj.strokecolor = 'blue'; obj.strokeweight = '3'; obj.filled = 'false'; obj.style.position = 'absolute'; obj.style.zIndex = '2'; obj.style.cursor = 'hand'; this.obj = obj; var strokeObj = document.createElement('v:stroke'); obj.appendChild(strokeObj); strokeObj.endArrow = "Classic"; this.strokeObj = strokeObj; if (this.textFlag) { var textObj = document.createElement('v:textbox'); textObj.inset = '10pt,1pt,5pt,5pt'; textObj.style.textAlign = 'center'; textObj.style.verticalAlign = 'bottom'; textObj.style.color = 'blue'; textObj.style.fontSize = '9pt'; textObj.innerHTML = this.name; obj.appendChild(textObj); this.textObj = textObj; } if (!this.mirrorFlag) { var Love = groupObj.getAttribute('bindClass'); this.number = Love.getObjectNum(); this.id = this.id + this.number; obj.id = this.id; Love.lines[Love.lines.length] = this; } }; this.setFrom = function(x, y, obj) { this.fromX = GroupEvent.getX(x); this.fromY = GroupEvent.getY(y); if (obj) this.fromObj = obj; this.obj.from = this.fromX + ',' + this.fromY; }; this.setTo = function(x, y, obj) { this.toX = GroupEvent.getX(x); this.toY = GroupEvent.getY(y); if (obj) this.toObj = obj; this.obj.to = this.toX + ',' + this.toY; }; this.setDisplay = function(flag) { this.obj.style.display = flag; }; this.link = function(lineMirror) { this.fromObj = lineMirror.fromObj; this.toObj = lineMirror.toObj; this.relink(); this.fromObj.clearSelected(); }; this.relink = function() { var fromDots = this.fromObj.getDots(); var toDots = this.toObj.getDots(); var fromDotNum = fromDots.length; var toDotNum = toDots.length; var lineLen = -1; var fromDot; var toDot; for (var i = 0; i < fromDotNum; i++) { for (var j = 0; j < toDotNum; j++) { if (lineLen < 0) { lineLen = this.getLineLength(fromDots[i].x, fromDots[i].y, toDots[j].x, toDots[j].y); fromDot = fromDots[i]; toDot = toDots[j]; } else if (lineLen > this.getLineLength(fromDots[i].x, fromDots[i].y, toDots[j].x, toDots[j].y)) { lineLen = this.getLineLength(fromDots[i].x, fromDots[i].y, toDots[j].x, toDots[j].y); fromDot = fromDots[i]; toDot = toDots[j]; } } } this.fromX = fromDot.x; this.fromY = fromDot.y; this.toX = toDot.x; this.toY = toDot.y; this.obj.from = this.fromX + ',' + this.fromY; this.obj.to = this.toX + ',' + this.toY; }; this.getLineLength = function(x1, y1, x2, y2) { return Math.sqrt((x2 - x1) * (x2 - x1) + (y2 - y1) * (y2 - y1)); }; this.pointInObj = function(x, y) { var res = false; x = GroupEvent.getX(x); y = GroupEvent.getY(y); var x1 = this.fromX; var x2 = this.toX; var y1 = this.fromY; var y2 = this.toY; var x21 = x2 - x1; var y21 = y2 - y1; if (x21 == 0) { res = (Math.abs(x - x1) < 5) && (Math.min(y1, y2) <= y) && (Math.max(y1, y2) >= y); } else if (y21 == 0) { res = (Math.abs(y - y1) < 5) && (Math.min(x1, x2) <= x) && (Math.max(x1, x2) >= x); } else { res = (Math.min(y1, y2) <= y) && (Math.max(y1, y2) >= y) && (Math.min(x1, x2) <= x) && (Math.max(x1, x2) >= x) && ((Math.abs(Math.floor((x21 / y21) * (y - y1) + x1 - x)) < 5) || (Math.abs(Math.floor((y21 / x21) * (x - x1) + y1 - y)) < 5)); } return res; }; this.pointInStroke = function(x, y) { var res = -1; x = GroupEvent.getX(x); y = GroupEvent.getY(y); var x1 = this.fromX; var x2 = this.toX; var y1 = this.fromY; var y2 = this.toY; if ((Math.abs(x2 - x) < 6) && (Math.abs(y2 - y) < 6)) res = 0; if ((Math.abs(x1 - x) < 6) && (Math.abs(y1 - y) < 6)) res = 1; return res; }; this.setSelected = function() { this.obj.strokecolor = 'green'; if (this.textObj) this.textObj.style.color = 'green'; this.selected = true; this.obj.style.zIndex = '22'; }; this.move = function() {}; this.moveEnd = function() {}; this.setMoveSelected = function() { this.obj.strokecolor = 'red'; if (this.textObj) this.textObj.style.color = 'green'; this.selected = true; this.obj.style.zIndex = '22'; }; this.clearSelected = function() { this.obj.strokecolor = 'blue'; if (this.textObj) this.textObj.style.color = 'blue'; this.selected = false; this.obj.style.zIndex = '2'; }; this.remove = function() { var group = document.getElementById('group'); group.removeChild(this.obj); } } function Menu() { this.id = 'menu'; this.left = 10; this.top = 3; this.height = 30; this.width = 300; this.selected = false; this.obj = null; this.menuObj = null; this.x = -1; this.y = -1; this.img = new Array('folder.gif', 'save.gif', 'start.gif', 'end.gif', 'node.gif', 'member.gif', 'forward.gif', 'drop-yes.gif', 'delete.gif', 'grid.gif'); this.text = new Array('打开', '保存', '开始环节', '结束环节', '环节（长方形）', '环节（图片）', '路径（直线）', '路径（折线）', '删除', '网格'); this.action = new Array('MenuAction.open()', 'MenuAction.save()', 'MenuAction.start()', 'MenuAction.end()', 'MenuAction.nodeRect()', 'MenuAction.nodeImg()', 'if(MenuAction.line()) MenuAction.changeStyle(this)', 'if(MenuAction.polyline()) MenuAction.changeStyle(this)', 'MenuAction.remove()', 'MenuAction.grid()'); this.init = function() { var toolObj = document.getElementById('tool'); var obj = document.createElement('div'); toolObj.appendChild(obj); toolObj.appendChild(this.createMenu()); obj.id = 'movebar'; obj.setAttribute('bindClass', this); this.obj = obj; obj.onmousedown = MenuEvent.mouseDown; obj.onmousemove = MenuEvent.mouseMove; obj.onmouseup = MenuEvent.mouseUp; obj.style.position = 'absolute'; obj.style.left = this.left; obj.style.top = this.top; var td = document.createElement('div'); td.innerHTML = ' '; obj.appendChild(td); }; this.createMenu = function() { var obj = document.createElement('div'); this.menuObj = obj; obj.id = this.id; obj.style.position = 'absolute'; obj.style.height = this.height; obj.style.left = this.left + 8; obj.style.top = this.top; var tobj = document.createElement('table'); obj.appendChild(tobj); var tb = document.createElement('tbody'); tobj.appendChild(tb); var tr = document.createElement('tr'); tb.appendChild(tr); var td = null; for (var i = 0; i < this.img.length; i++) { td = document.createElement('td'); tr.appendChild(td); td.innerHTML = '<img src="img/' + this.img[i] + '"><span onmousemove="MenuAction.over(this)" onmouseout="MenuAction.out(this)" onclick="' + this.action[i] + '">' + this.text[i] + '</span><img src="img/grid-blue-split.gif">'; } return obj; }; this.down = function() { var x = GroupEvent.getMouseX(); var y = GroupEvent.getMouseY(); x = GroupEvent.getX(x); y = GroupEvent.getY(y); this.x = x - this.obj.offsetLeft; this.y = y - this.obj.offsetTop; this.selected = true; }; this.move = function() { if (this.selected) { var x = GroupEvent.getMouseX(); var y = GroupEvent.getMouseY(); this.left = GroupEvent.getX(x) - this.x; this.top = GroupEvent.getY(y) - this.y; this.obj.style.left = this.left + 'px'; this.obj.style.top = this.top + 'px'; this.menuObj.style.left = (this.left + 8) + 'px'; this.menuObj.style.top = this.top + 'px'; } }; this.up = function() { this.selected = false; if (this.left < 10) { this.left = 10; this.obj.style.left = this.left + 'px'; this.menuObj.style.left = (this.left + 8) + 'px'; } if (this.top < 3) { this.top = 3; this.obj.style.top = this.top + 'px'; this.menuObj.style.top = this.top + 'px'; } } }; var MenuEvent = { mouseDown: function() { var menu = document.getElementById('movebar'); var menuClass = menu.getAttribute('bindClass'); menu.setCapture(); menuClass.down(); }, mouseMove: function() { var menu = document.getElementById('movebar'); var menuClass = menu.getAttribute('bindClass'); menuClass.move(); return false; }, mouseUp: function() { var menu = document.getElementById('movebar'); var menuClass = menu.getAttribute('bindClass'); menuClass.up(); menu.releaseCapture(); document.getElementById('group').focus(); } }; var MenuAction = { open: function() { alert("打开"); }, save: function() { var group = document.getElementById('group'); var Love = group.getAttribute('bindClass'); clipboardData.setData("Text", Love.toJson()); document.getElementById("a").innerHTML=Love.toJson(); }, start: function() { var n = new NodeOval(); n.init(); }, end: function() { var n = new NodeOval(); n.setType('end'); n.init(); }, nodeRect: function() { var n = new Node(); n.init(); }, nodeImg: function() { var n = new NodeImg(); n.init(); }, line: function() { var group = document.getElementById('group'); var Love = group.getAttribute('bindClass'); if (Love.lineFlag == null) { Love.lineFlag = 'line'; } else if (Love.lineFlag == 'line') { Love.lineFlag = null; } else { return false; } return true; }, polyline: function() { var group = document.getElementById('group'); var Love = group.getAttribute('bindClass'); if (Love.lineFlag == null) { Love.lineFlag = 'polyline'; } else if (Love.lineFlag == 'polyline') { Love.lineFlag = null; } else { return false; } return true; }, remove: function() { var group = document.getElementById('group'); var Love = group.getAttribute('bindClass'); Love.removeSelected(); }, grid: function() { var obj = document.body.style.backgroundImage; if (obj == '') document.body.style.backgroundImage = 'url(img/bg.jpg)'; else document.body.style.backgroundImage = ''; }, changeStyle: function(obj) { if (obj.style.color == '') obj.style.color = '#ffffff'; else obj.style.color = ''; }, over: function(obj) { obj.style.backgroundColor = '#A8D0F9'; }, out: function(obj) { obj.style.backgroundColor = ''; } } function Node() { this.id = 'node_'; this.name = 'New Node'; this.number = -1; this.type = 'node'; this.shape = 'rect'; this.property = null; this.selected = false; this.left = 100; this.top = 80; this.width = 100; this.height = 40; this.mouseX = -1; this.mouseY = -1; this.x = -1; this.y = -1; this.strokeFlag = false; this.shadowFlag = true; this.textFlag = true; this.mirrorFlag = false; this.obj = null; this.shadowObj = null; this.textObj = null; this.strokeObj = null; this.init = function() { var groupObj = document.getElementById('group'); var obj = document.createElement('v:roundrect'); groupObj.appendChild(obj); obj.title = this.name; obj.style.position = 'absolute'; obj.style.left = this.left; obj.style.top = this.top; obj.style.width = this.width; obj.style.height = this.height; obj.style.cursor = 'hand'; obj.style.zIndex = '1'; obj.strokecolor = 'blue'; obj.background='red'; obj.strokeweight = '1'; this.obj = obj; if (this.shadowFlag) { var shadowObj = document.createElement('v:shadow'); shadowObj.on = 'T'; shadowObj.type = 'single'; shadowObj.color = '#b3b3b3'; shadowObj.offset = '5px,5px'; obj.appendChild(shadowObj); this.shadowObj = shadowObj; } if (this.strokeFlag) { var strokeObj = document.createElement('v:stroke'); obj.appendChild(strokeObj); this.strokeObj = strokeObj; } if (this.textFlag) { var textObj = document.createElement('v:textbox'); textObj.inset = '2pt,5pt,2pt,5pt'; textObj.style.textAlign = 'center'; textObj.style.color = 'blue'; textObj.style.fontSize = '9pt'; textObj.innerHTML = this.name; obj.appendChild(textObj); this.textObj = textObj; } if (!this.mirrorFlag) { var Love = groupObj.getAttribute('bindClass'); if (this.number < 0) { this.number = Love.getObjectNum(); this.id = this.id + this.number; obj.id = this.id; this.name = this.id; this.obj.title = this.id; this.textObj.innerHTML = this.id; } Love.nodes[Love.nodes.length] = this; } }; this.setDisplay = function(flag) { this.obj.style.display = flag; }; this.pointInObj = function(x, y) { var res = false; x = GroupEvent.getX(x); y = GroupEvent.getY(y); var x1 = this.left; var x2 = x1 + this.width; var y1 = this.top; var y2 = y1 + this.height; if ((x >= x1) && (x <= x2) && (y >= y1) && (y <= y2)) { this.mouseX = x; this.mouseY = y; this.x = x - this.obj.offsetLeft; this.y = y - this.obj.offsetTop; res = true; } return res; }; this.move = function(x, y, mouseX, mouseY) { this.left = GroupEvent.getX(x) - this.x - GroupEvent.getX(mouseX) + this.mouseX; this.top = GroupEvent.getY(y) - this.y - GroupEvent.getY(mouseY) + this.mouseY; this.obj.style.left = this.left + 'px'; this.obj.style.top = this.top + 'px'; }; this.moveEnd = function() { this.x = 0; this.y = 0; this.mouseX = this.left; this.mouseY = this.top }; this.setSelected = function() { this.shadowObj.color = 'green'; this.obj.strokecolor = 'green'; this.textObj.style.color = 'green'; this.selected = true; }; this.clearSelected = function() { this.shadowObj.color = '#b3b3b3'; this.obj.strokecolor = 'blue'; this.textObj.style.color = 'blue'; this.selected = false; }; this.remove = function() { var group = document.getElementById('group'); group.removeChild(this.obj); }; this.setLeft = function(n) { this.left = n; this.obj.style.left = n; }; this.setTop = function(n) { this.top = n; this.obj.style.top = n; }; this.setWidth = function(n) { this.width = n; this.obj.style.width = n; }; this.setHeight = function(n) { this.height = n; this.obj.style.height = n; }; this.getDots = function() { var l = this.left; var t = this.top; var w = this.width; var h = this.height; var dots = new Array(); var dot; dots[dots.length] = { x: l, y: t + h / 2 }; dots[dots.length] = { x: l + w, y: t + h / 2 }; dots[dots.length] = { x: l + w / 2, y: t }; dots[dots.length] = { x: l + w / 2, y: t + h }; dots[dots.length] = { x: l, y: t }; dots[dots.length] = { x: l + w, y: t }; dots[dots.length] = { x: l, y: t + h }; dots[dots.length] = { x: l + w, y: t + h }; return dots; }; this.setProperty = function(type) { Prop.clear(); document.getElementById(type + '_p_id').innerHTML = this.id; document.getElementById(type + '_p_name').value = this.name; if (this.property) { var num = this.property.length; for (var i = 0; i < num; i++) { switch (this.property[i].text) { case 'span': document.getElementById(this.property[i].id).innerHTML = this.property[i].value; break; default: document.getElementById(this.property[i].id).value = this.property[i].value; break; } } } }; this.getProperty = function(property) { this.property = property; this.name = property.n_p_name; this.title = this.name; }; this.toJson = function() { var json = { id: this.id, name: this.name, type: this.type, shape: this.shape, number: this.number, left: this.left, top: this.top, width: this.width, height: this.height, property: this.property }; return json; }; this.jsonTo = function(json) { this.id = json.id; this.name = json.name; this.type = json.type; this.shape = json.shape; this.number = json.number; this.left = json.left; this.top = json.top; this.width = json.width; this.height = json.height; this.property = json.property; } } function test() { alert('测试'); }; function clickCheckBox() {}; var Prop = { nodes: [[{ subject: '环节ID', id: 'n_p_id', text: 'span' }, { subject: '环节名称', id: 'n_p_name', text: 'input' }, { subject: '环节描述', id: 'n_p_desc', text: 'textarea' }], [{ subject: '群组', id: 'n_p_group', text: 'input', btn: { click: test, hide: true } }, { subject: '处理人', id: 'n_p_role', text: 'input', btn: { click: test, hide: true } }, { subject: '1', id: 'n_p_node', text: 'input' }, { subject: '2', id: 'n_p_dgroup', text: 'input', btn: { click: test, hide: true } }, { subject: '3', id: 'n_p_dnode', text: 'input', btn: { click: test, hide: true } }, { subject: '4', id: 'n_p_dcur', text: 'select', options: [{ id: '0', text: '否' }, { id: '1', text: '是' }] }, { subject: '5', id: 'n_p_num', text: 'input' }, { subject: '6', id: 'n_p_other', text: 'input' }], [{ subject: '1', id: 'n_p_in', text: 'input' }, { subject: '2', id: 'n_p_out', text: 'input' }], [{ subject: '环节办理时限', id: 'n_p_time', text: 'input' }, { subject: '通知方式', id: 'n_p_timetype', text: 'input' }, { subject: '1', id: 'n_p_timeedit', text: 'input' }, { subject: '2', id: 'n_p_timesend', text: 'input' }], [{ subject: '启动前调用', id: 'n_p_call1', text: 'input' }, { subject: '启动后调用', id: 'n_p_call2', text: 'input' }, { subject: '进行中调用', id: 'n_p_call3', text: 'input' }, { subject: '完成前调用', id: 'n_p_call4', text: 'input' }, { subject: '完成后调用', id: 'n_p_call5', text: 'input' }]], lines: [[{ subject: 'ID', id: 'l_p_id', text: 'span' }, { subject: '名称', id: 'l_p_name', text: 'input' }, { subject: '描述', id: 'l_p_desc', text: 'textarea' }, { subject: '上一环节', id: 'l_p_pre', text: 'span' }, { subject: '下一环节', id: 'l_p_next', text: 'span' }, { subject: '1', id: 'l_p_type', text: 'input' }, { subject: '2', id: 'l_p_mp', text: 'input' }, { subject: '3', id: 'l_p_mpsel', text: 'input' }, { subject: '4', id: 'l_p_mptype', text: 'input' }, { subject: '5', id: 'l_p_mplx', text: 'input' }], [{ subject: '可使用群组', id: 'l_p_group', text: 'input' }, { subject: '可使用角色', id: 'l_p_role', text: 'input' }, { subject: '不可使用群组', id: 'l_p_dgroup', text: 'input' }, { subject: '可使用角色', id: 'l_p_drole', text: 'input' }]], panels: [{ flag: 'help', id: 'help', type: 0, title: '帮助', body: '1.环节可用鼠标拖拽<br> 鼠标选中环节后不释放，拖拽鼠标，环节将随鼠标移动，释放鼠标后，环节不再移动。<br>' + '2.路径的两个端点可以通过鼠标拖拽，改变路径指向的环节<br> 鼠标选中路径的端点后不释放，拖拽鼠标，路径被选中的端点将鼠标移动，在选中的环节释放鼠标后，路径被选中的端点将指向该选中的环节。<br>' + '3.ctrl+a，全选。<br>4.按住ctrl，鼠标选中对象，可以多选。<br>5.delete，删除选中对象。<br>6.使用鼠标多选<br> 鼠标点击空白处不释放，拖拽鼠标，会出现一个长方形虚框，虚框的范围随着鼠标移动而变化，虚框范围内的对象将被选中。' + '<br>' }, { flag: 'n', id: 'n_prop_panel', type: 1, title: '环节', tabs: [{ id: '常规', val: 0, type: 'nodes' }, { id: '候选人', val: 1, type: 'nodes' }, { id: '控制', val: 2, type: 'nodes' }, { id: '时限', val: 3, type: 'nodes' }, { id: '调用', val: 4, type: 'nodes' }] }, { flag: 'l', id: 'l_prop_panel', type: 1, title: '路径', tabs: [{ id: '基本', val: 0, type: 'lines' }, { id: '人员', val: 1, type: 'lines' }] }], clear: function() { for (var i = 0; i < this.nodes.length; i++) { var obj = this.nodes[i]; for (var j = 0; j < obj.length; j++) { switch (obj[j].text) { case 'span': document.getElementById(obj[j].id).innerHTML = ''; break; default: document.getElementById(obj[j].id).value = ''; break; } } } for (var i = 0; i < this.lines.length; i++) { var obj = this.lines[i]; for (var j = 0; j < obj.length; j++) { switch (obj[j].text) { case 'span': document.getElementById(obj[j].id).innerHTML = ''; break; default: document.getElementById(obj[j].id).value = ''; break; } } } }, setProperty: function(type) { var objs = null; if (type == 'n') objs = this.nodes; else objs = this.lines; var arr = []; for (var i = 0; i < objs.length; i++) { var obj = objs[i]; for (var j = 0; j < obj.length; j++) { var v = null; switch (obj[j].text) { case 'span': v = document.getElementById(obj[j].id).innerHTML; break; default: v = document.getElementById(obj[j].id).value; break; } var json = { id: obj[j].id, text: obj[j].text, value: v }; arr[arr.length] = json; } } return arr; } } function NodeImg() { this.id = 'node_'; this.name = 'New Node'; this.number = -1; this.type = 'node'; this.shape = 'img'; this.property = null; this.selected = false; this.left = 100; this.top = 80; this.width = 75; this.height = 70; this.imgHeight = 35; this.imgWidth = 35; this.textHeight = 35; this.textWidth = 75; this.imgDLeft = 20; this.textDTop = 40; this.mouseX = -1; this.mouseY = -1; this.x = -1; this.y = -1; this.strokeFlag = false; this.shadowFlag = true; this.textFlag = true; this.mirrorFlag = false; this.obj = null; this.shadowObj = null; this.textObj = null; this.strokeObj = null; this.init = function() { var groupObj = document.getElementById('group'); var obj = document.createElement('img'); obj.src = 'img/img_1.gif'; groupObj.appendChild(obj); obj.title = this.name; obj.style.position = 'absolute'; obj.style.left = this.left + this.imgDLeft; obj.style.top = this.top; obj.style.width = this.imgWidth; obj.style.height = this.imgHeight; obj.style.cursor = 'hand'; obj.style.zIndex = '1'; this.obj = obj; if (this.textFlag) { var textObj = document.createElement('div'); textObj.style.backgroundColor = '#CEDEF0'; textObj.style.position = 'absolute'; textObj.style.left = this.left; textObj.style.top = this.top + this.textDTop; textObj.style.width = this.textWidth; textObj.style.height = this.textHeight; textObj.style.textAlign = 'center'; textObj.style.fontSize = '9pt'; textObj.style.wordBreak = 'break-all'; textObj.style.overflow = 'hidden'; textObj.style.zIndex = '0'; textObj.innerHTML = this.name; textObj.style.zIndex = '1'; groupObj.appendChild(textObj); this.textObj = textObj; } if (!this.mirrorFlag) { var Love = groupObj.getAttribute('bindClass'); if (this.number < 0) { this.number = Love.getObjectNum(); this.id = this.id + this.number; obj.id = this.id; this.name = this.id; this.obj.title = this.id; if (this.textObj) this.textObj.innerHTML = this.id; } Love.nodes[Love.nodes.length] = this; } }; this.setDisplay = function(flag) { this.obj.style.display = flag; this.textObj.style.display = flag; }; this.pointInObj = function(x, y) { var res = false; x = GroupEvent.getX(x); y = GroupEvent.getY(y); var x1 = this.left + this.imgDLeft; var x2 = x1 + this.imgWidth; var y1 = this.top; var y2 = y1 + this.imgHeight; if ((x >= x1) && (x <= x2) && (y >= y1) && (y <= y2)) { this.mouseX = x; this.mouseY = y; this.x = x - this.obj.offsetLeft + this.imgDLeft; this.y = y - this.obj.offsetTop; res = true; } return res; }; this.move = function(x, y, mouseX, mouseY) { this.left = GroupEvent.getX(x) - this.x - GroupEvent.getX(mouseX) + this.mouseX; this.top = GroupEvent.getY(y) - this.y - GroupEvent.getY(mouseY) + this.mouseY; this.obj.style.left = this.left + this.imgDLeft; this.obj.style.top = this.top; this.textObj.style.left = this.left; this.textObj.style.top = this.top + this.textDTop; }; this.moveEnd = function() { this.x = 0; this.y = 0; this.mouseX = this.left; this.mouseY = this.top }; this.setSelected = function() { this.textObj.style.backgroundColor = 'green'; this.textObj.style.color = '#ffffff'; this.selected = true; }; this.clearSelected = function() { this.textObj.style.backgroundColor = '#CEDEF0'; this.textObj.style.color = ''; this.selected = false; }; this.remove = function() { var group = document.getElementById('group'); group.removeChild(this.obj); group.removeChild(this.textObj); }; this.setLeft = function(n) { this.left = n; this.obj.style.left = this.left + this.imgDLeft; this.textObj.style.left = this.left; }; this.setTop = function(n) { this.top = n; this.obj.style.top = this.top; this.textObj.style.top = this.top + this.textDTop; }; this.setWidth = function(n) { this.width = n; this.obj.style.width = n; }; this.setHeight = function(n) { this.height = n; this.obj.style.height = n; }; this.getDots = function() { var l = this.left; var t = this.top; var w = this.width; var h = this.height; var dots = new Array(); var dot; dots[dots.length] = { x: l + this.imgDLeft, y: t + this.imgHeight / 2 }; dots[dots.length] = { x: l + this.imgDLeft + this.imgWidth, y: t + this.imgHeight / 2 }; dots[dots.length] = { x: l + w / 2, y: t }; dots[dots.length] = { x: l + w / 2, y: t + h }; return dots; }; this.setProperty = function(type) { Prop.clear(); document.getElementById(type + '_p_id').innerHTML = this.id; document.getElementById(type + '_p_name').value = this.name; if (this.property) { var num = this.property.length; for (var i = 0; i < num; i++) { switch (this.property[i].text) { case 'span': document.getElementById(this.property[i].id).innerHTML = this.property[i].value; break; default: document.getElementById(this.property[i].id).value = this.property[i].value; break; } } } }; this.getProperty = function(property) { this.property = property; this.name = property.n_p_name; this.title = this.name; }; this.toJson = function() { var json = { id: this.id, name: this.name, type: this.type, shape: this.shape, number: this.number, left: this.left, top: this.top, width: this.width, height: this.height, property: this.property }; return json; }; this.jsonTo = function(json) { this.id = json.id; this.name = json.name; this.type = json.type; this.shape = json.shape; this.number = json.number; this.left = json.left; this.top = json.top; this.width = json.width; this.height = json.height; this.property = json.property; } } JSON = new function() { this.decode = function() { var filter, result, self, tmp; if ($$("toString")) { switch (arguments.length) { case 2: self = arguments[0]; filter = arguments[1]; break; case 1: if ($[typeof arguments[0]](arguments[0]) === Function) { self = this; filter = arguments[0]; } else self = arguments[0]; break; default: self = this; break; }; if (rc.test(self)) { try { result = e("(".concat(self, ")")); if (filter && result !== null && (tmp = $[typeof result](result)) && (tmp === Array || tmp === Object)) { for (self in result) result[self] = v(self, result) ? filter(self, result[self]) : result[self]; } } catch(z) {} } else { throw new JSONError("bad data"); } }; return result; }; this.encode = function() { var self = arguments.length ? arguments[0] : this, result, tmp; if (self === null) result = "null"; else if (self !== undefined && (tmp = $[typeof self](self))) { switch (tmp) { case Array: result = []; for (var i = 0, j = 0, k = self.length; j < k; j++) { if (self[j] !== undefined && (tmp = JSON.encode(self[j]))) result[i++] = tmp; }; result = "[".concat(result.join(","), "]"); break; case Boolean: result = String(self); break; case Date: result = '"'.concat(self.getFullYear(), '-', d(self.getMonth() + 1), '-', d(self.getDate()), 'T', d(self.getHours()), ':', d(self.getMinutes()), ':', d(self.getSeconds()), '"'); break; case Function: break; case Number: result = isFinite(self) ? String(self) : "null"; break; case String: result = '"'.concat(self.replace(rs, s).replace(ru, u), '"'); break; default: var i = 0, key; result = []; for (key in self) { if (self[key] !== undefined && (tmp = JSON.encode(self[key]))) result[i++] = '"'.concat(key.replace(rs, s).replace(ru, u), '":', tmp); }; result = "{".concat(result.join(","), "}"); break; } }; return result; }; this.toDate = function() { var self = arguments.length ? arguments[0] : this, result; if (rd.test(self)) { result = new Date; result.setHours(i(self, 11, 2)); result.setMinutes(i(self, 14, 2)); result.setSeconds(i(self, 17, 2)); result.setMonth(i(self, 5, 2) - 1); result.setDate(i(self, 8, 2)); result.setFullYear(i(self, 0, 4)); } else if (rt.test(self)) result = new Date(self * 1000); return result; }; var c = { "\b": "b", "\t": "t", "\n": "n", "\f": "f", "\r": "r", '"': '"', "\\": "\\", "/": "/" }, d = function(n) { return n < 10 ? "0".concat(n) : n }, e = function(c, f, e) { e = eval; delete eval; if (typeof eval === "undefined") eval = e; f = eval("" + c); eval = e; return f }, i = function(e, p, l) { return 1 * e.substr(p, l) }, p = ["", "000", "00", "0", ""], rc = null, rd = /^[0-9]{4}\-[0-9]{2}\-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}$/, rs = /(\x5c|\x2F|\x22|[\x0c-\x0d]|[\x08-\x0a])/g, rt = /^([0-9]+|[0-9]+[,\.][0-9]{1,3})$/, ru = /([\x00-\x07]|\x0b|[\x0e-\x1f])/g, s = function(i, d) { return "\\".concat(c[d]) }, u = function(i, d) { var n = d.charCodeAt(0).toString(16); return "\\u".concat(p[n.length], n) }, v = function(k, v) { return $[typeof result](result) !== Function && (v.hasOwnProperty ? v.hasOwnProperty(k) : v.constructor.prototype[k] !== v[k]) }, $ = { "boolean": function() { return Boolean }, "function": function() { return Function }, "number": function() { return Number }, "object": function(o) { return o instanceof o.constructor ? o.constructor: null }, "string": function() { return String }, "undefined": function() { return null } }, $$ = function(m) { function $(c, t) { t = c[m]; delete c[m]; try { e(c) } catch(z) { c[m] = t; return 1 } }; return $(Array) && $(Object) }; try { rc = new RegExp('^("(\\\\.|[^"\\\\\\n\\r])*?"|[,:{}\\[\\]0-9.\\-+Eaeflnr-u \\n\\r\\t])+?$') } catch(z) { rc = /^(true|false|null|\[.*\]|\{.*\}|".*"|\d+|\d+\.\d+)$/ } }; function NodeOval() { this.id = 'node_'; this.name = 'New Node'; this.number = -1; this.type = 'start'; this.shape = 'oval'; this.property = null; this.selected = false; this.left = 100; this.top = 80; this.width = 20; this.height = 20; this.mouseX = -1; this.mouseY = -1; this.x = -1; this.y = -1; this.strokeFlag = false; this.shadowFlag = true; this.textFlag = false; this.mirrorFlag = false; this.obj = null; this.shadowObj = null; this.textObj = null; this.strokeObj = null; this.init = function() { var groupObj = document.getElementById('group'); var obj = document.createElement('v:oval'); groupObj.appendChild(obj); obj.title = this.name; obj.style.position = 'absolute'; obj.style.left = this.left; obj.style.top = this.top; obj.style.width = this.width; obj.style.height = this.height; obj.style.cursor = 'hand'; obj.style.zIndex = '1'; if (this.type == 'start') { obj.fillcolor = '#33CC00'; obj.strokecolor = '#33CC00'; } else { obj.fillcolor = 'red'; obj.strokecolor = 'red'; } obj.strokeweight = '3'; this.obj = obj; if (this.shadowFlag) { var shadowObj = document.createElement('v:shadow'); shadowObj.on = false; shadowObj.type = 'single'; shadowObj.color = '#b3b3b3'; shadowObj.offset = '3px,3px'; obj.appendChild(shadowObj); this.shadowObj = shadowObj; } if (this.strokeFlag) { var strokeObj = document.createElement('v:stroke'); obj.appendChild(strokeObj); this.strokeObj = strokeObj; } if (this.textFlag) { var textObj = document.createElement('v:textbox'); textObj.inset = '2pt,5pt,2pt,5pt'; textObj.style.textAlign = 'center'; textObj.style.color = 'blue'; textObj.style.fontSize = '9pt'; textObj.innerHTML = this.name; obj.appendChild(textObj); this.textObj = textObj; } if (!this.mirrorFlag) { var Love = groupObj.getAttribute('bindClass'); if (this.number < 0) { this.number = Love.getObjectNum(); this.id = this.id + this.number; obj.id = this.id; this.name = this.id; this.obj.title = this.id; if (this.textObj) this.textObj.innerHTML = this.id; } Love.nodes[Love.nodes.length] = this; } }; this.setType = function(type) { if (type) this.type = type; }; this.setDisplay = function(flag) { this.obj.style.display = flag; }; this.pointInObj = function(x, y) { var res = false; x = GroupEvent.getX(x); y = GroupEvent.getY(y); var x1 = this.left; var x2 = x1 + this.width; var y1 = this.top; var y2 = y1 + this.height; var centerX = x1 + this.width / 2; var centerY = y1 + this.height / 2; var radius = this.width / 2; var d = (x - centerX) * (x - centerX) + (y - centerY) * (y - centerY); if ((radius * radius) > d) { this.mouseX = x; this.mouseY = y; this.x = x - this.obj.offsetLeft; this.y = y - this.obj.offsetTop; res = true; } return res; }; this.move = function(x, y, mouseX, mouseY) { this.obj.style.left = GroupEvent.getX(x) - this.x - GroupEvent.getX(mouseX) + this.mouseX; this.obj.style.top = GroupEvent.getY(y) - this.y - GroupEvent.getY(mouseY) + this.mouseY; this.left = parseInt(this.obj.style.left); this.top = parseInt(this.obj.style.top); }; this.moveEnd = function() { this.x = 0; this.y = 0; this.mouseX = this.left; this.mouseY = this.top }; this.setSelected = function() { this.shadowObj.on = 'T'; if (this.textObj) this.textObj.style.color = 'green'; this.selected = true; }; this.clearSelected = function() { this.shadowObj.on = false; if (this.textObj) this.textObj.style.color = 'blue'; this.selected = false; }; this.remove = function() { var group = document.getElementById('group'); group.removeChild(this.obj); }; this.setLeft = function(n) { this.left = n; this.obj.style.left = n; }; this.setTop = function(n) { this.top = n; this.obj.style.top = n; }; this.setWidth = function(n) { this.width = n; this.obj.style.width = n; }; this.setHeight = function(n) { this.height = n; this.obj.style.height = n; }; this.getDots = function() { var l = this.left; var t = this.top; var w = this.width; var h = this.height; var dots = new Array(); var dot; dots[dots.length] = { x: l, y: t + h / 2 }; dots[dots.length] = { x: l + w, y: t + h / 2 }; dots[dots.length] = { x: l + w / 2, y: t }; dots[dots.length] = { x: l + w / 2, y: t + h }; return dots; }; this.setProperty = function(type) { Prop.clear(); document.getElementById(type + '_p_id').innerHTML = this.id; document.getElementById(type + '_p_name').value = this.name; if (this.property) { var num = this.property.length; for (var i = 0; i < num; i++) { switch (this.property[i].text) { case 'span': document.getElementById(this.property[i].id).innerHTML = this.property[i].value; break; default: document.getElementById(this.property[i].id).value = this.property[i].value; break; } } } }; this.getProperty = function(property) { this.property = property; this.name = property.n_p_name; this.title = this.name; }; this.toJson = function() { var json = { id: this.id, name: this.name, type: this.type, shape: this.shape, number: this.number, left: this.left, top: this.top, width: this.width, height: this.height, property: this.property }; return json; }; this.jsonTo = function(json) { this.id = json.id; this.name = json.name; this.type = json.type; this.shape = json.shape; this.number = json.number; this.left = json.left; this.top = json.top; this.width = json.width; this.height = json.height; this.property = json.property; } } function PolyLine() { this.id = 'line_'; this.name = 'New Line'; this.number = -1; this.type = 'line'; this.shape = 'polyline'; this.property = null; this.selected = false; this.fromX = -1; this.fromY = -1; this.toX = -1; this.toY = -1; this.polyDot = []; this.textFlag = false; this.mirrorFlag = false; this.obj = null; this.strokeObj = null; this.textObj = null; this.fromObj = null; this.toObj = null; this.init = function() { var groupObj = document.getElementById('group'); var obj = document.createElement('v:polyline'); groupObj.appendChild(obj); obj.title = this.name; obj.points.value = '0,20 50,0 100,20'; obj.strokecolor = 'blue'; obj.strokeweight = '3'; obj.filled = 'false'; obj.style.position = 'absolute'; obj.style.zIndex = '2'; obj.style.cursor = 'hand'; this.obj = obj; var strokeObj = document.createElement('v:stroke'); obj.appendChild(strokeObj); strokeObj.endArrow = "Classic"; this.strokeObj = strokeObj; if (this.textFlag) { var textObj = document.createElement('v:textbox'); textObj.inset = '10pt,1pt,5pt,5pt'; textObj.style.textAlign = 'center'; textObj.style.verticalAlign = 'bottom'; textObj.style.color = 'blue'; textObj.style.fontSize = '9pt'; textObj.innerHTML = this.name; obj.appendChild(textObj); this.textObj = textObj; } if (!this.mirrorFlag) { var Love = groupObj.getAttribute('bindClass'); if (this.number < 0) { this.number = Love.getObjectNum(); this.id = this.id + this.number; obj.id = this.id; this.name = this.id; this.obj.title = this.id; } Love.lines[Love.lines.length] = this; } }; this.setFrom = function(x, y, obj) { this.fromX = GroupEvent.getX(x); this.fromY = GroupEvent.getY(y); if (obj) this.fromObj = obj; this.polyDot = []; this.obj.points.value = this.getPointsValue(); }; this.setTo = function(x, y, obj) { this.toX = GroupEvent.getX(x); this.toY = GroupEvent.getY(y); if (obj) this.toObj = obj; this.polyDot = []; this.obj.points.value = this.getPointsValue(); }; this.setDisplay = function(flag) { this.obj.style.display = flag; }; this.setShape = function(shape) { if (shape) this.shape = shape; }; this.link = function(lineMirror) { this.fromObj = lineMirror.fromObj; this.toObj = lineMirror.toObj; this.relink(); this.fromObj.clearSelected(); }; this.relink = function() { var fromDots = this.fromObj.getDots(); var toDots = this.toObj.getDots(); switch (this.shape) { case 'polyline': this.relinkPolyline(fromDots, toDots); break; case 'line': this.relinkLine(fromDots, toDots); break; default: } }; this.relinkLine = function(fromDots, toDots) { var fromDotNum = fromDots.length; var toDotNum = toDots.length; var lineLen = -1; var fromDot; var toDot; for (var i = 0; i < fromDotNum; i++) { for (var j = 0; j < toDotNum; j++) { if (lineLen < 0) { lineLen = this.getLineLength(fromDots[i].x, fromDots[i].y, toDots[j].x, toDots[j].y); fromDot = fromDots[i]; toDot = toDots[j]; } else if (lineLen > this.getLineLength(fromDots[i].x, fromDots[i].y, toDots[j].x, toDots[j].y)) { lineLen = this.getLineLength(fromDots[i].x, fromDots[i].y, toDots[j].x, toDots[j].y); fromDot = fromDots[i]; toDot = toDots[j]; } } } this.fromX = fromDot.x; this.fromY = fromDot.y; this.toX = toDot.x; this.toY = toDot.y; this.obj.points.value = this.getPointsValue(); }; this.relinkPolyline = function(fromDots, toDots) { var fromDot; var toDot; this.polyDot = []; var xflag = -1; var yflag = -1; if ((this.fromObj.left + this.fromObj.width) < toDots[2].x) { fromDot = fromDots[1]; toDot = toDots[0]; xflag = 0; } else if (this.fromObj.left > toDots[2].x) { fromDot = fromDots[0]; toDot = toDots[1]; xflag = 1; } else { fromDot = fromDots[1]; toDot = toDots[1]; xflag = 2; } if (fromDots[0].y > toDots[3].y) { if (xflag == 2) { fromDot = fromDots[0]; toDot = toDots[0]; this.polyDot[0] = { x: Math.min(fromDot.x, toDot.x) - 30, y: fromDot.y }; this.polyDot[1] = { x: Math.min(fromDot.x, toDot.x) - 30, y: toDot.y }; } else { toDot = toDots[3]; this.polyDot[0] = { x: toDot.x, y: fromDot.y }; } } else if (fromDots[0].y < toDots[2].y) { if (xflag == 2) { this.polyDot[0] = { x: Math.max(fromDot.x, toDot.x) + 30, y: fromDot.y }; this.polyDot[1] = { x: Math.max(fromDot.x, toDot.x) + 30, y: toDot.y }; } else { toDot = toDots[2]; this.polyDot[0] = { x: toDot.x, y: fromDot.y }; } } else { if (xflag == 0) { fromDot = fromDots[2]; toDot = toDots[2]; this.polyDot[0] = { x: fromDot.x, y: Math.min(fromDot.y, toDot.y) - 10 }; this.polyDot[1] = { x: toDot.x, y: Math.min(fromDot.y, toDot.y) - 10 }; } else if (xflag == 1) { fromDot = fromDots[3]; toDot = toDots[3]; this.polyDot[0] = { x: fromDot.x, y: Math.max(fromDot.y, toDot.y) + 10 }; this.polyDot[1] = { x: toDot.x, y: Math.max(fromDot.y, toDot.y) + 10 }; } } this.fromX = fromDot.x; this.fromY = fromDot.y; this.toX = toDot.x; this.toY = toDot.y; this.obj.points.value = this.getPointsValue(); }; this.getPointsValue = function() { var res = this.fromX + ',' + this.fromY; for (var i = 0; i < this.polyDot.length; i++) { res += ' ' + this.polyDot[i].x + ',' + this.polyDot[i].y; } res += ' ' + this.toX + ',' + this.toY; return res; }; this.getLineLength = function(x1, y1, x2, y2) { return Math.sqrt((x2 - x1) * (x2 - x1) + (y2 - y1) * (y2 - y1)); }; this.pointInObj = function(x, y) { var res = false; x = GroupEvent.getX(x); y = GroupEvent.getY(y); var x1 = this.fromX; var y1 = this.fromY; var x2 = this.toX; var y2 = this.toY; var x21 = x2 - x1; var y21 = y2 - y1; switch (this.shape) { case 'polyline': for (var i = 0; i < this.polyDot.length; i++) { x2 = this.polyDot[i].x; y2 = this.polyDot[i].y; x21 = x2 - x1; y21 = y2 - y1; if (x21 == 0) { res = (Math.abs(x - x1) < 5) && (Math.min(y1, y2) <= y) && (Math.max(y1, y2) >= y); } else if (y21 == 0) { res = (Math.abs(y - y1) < 5) && (Math.min(x1, x2) <= x) && (Math.max(x1, x2) >= x); } if (res) break; x1 = x2; y1 = y2; } if (!res) { x2 = this.toX; y2 = this.toY; x21 = x2 - x1; y21 = y2 - y1; if (x21 == 0) { res = (Math.abs(x - x1) < 5) && (Math.min(y1, y2) <= y) && (Math.max(y1, y2) >= y); } else if (y21 == 0) { res = (Math.abs(y - y1) < 5) && (Math.min(x1, x2) <= x) && (Math.max(x1, x2) >= x); } } break; case 'line': if (x21 == 0) { res = (Math.abs(x - x1) < 5) && (Math.min(y1, y2) <= y) && (Math.max(y1, y2) >= y); } else if (y21 == 0) { res = (Math.abs(y - y1) < 5) && (Math.min(x1, x2) <= x) && (Math.max(x1, x2) >= x); } else { res = (Math.min(y1, y2) <= y) && (Math.max(y1, y2) >= y) && (Math.min(x1, x2) <= x) && (Math.max(x1, x2) >= x) && ((Math.abs(Math.floor((x21 / y21) * (y - y1) + x1 - x)) < 5) || (Math.abs(Math.floor((y21 / x21) * (x - x1) + y1 - y)) < 5)); } break; default: } return res; }; this.pointInStroke = function(x, y) { var res = -1; x = GroupEvent.getX(x); y = GroupEvent.getY(y); var x1 = this.fromX; var x2 = this.toX; var y1 = this.fromY; var y2 = this.toY; if ((Math.abs(x2 - x) < 6) && (Math.abs(y2 - y) < 6)) res = 0; if ((Math.abs(x1 - x) < 6) && (Math.abs(y1 - y) < 6)) res = 1; return res; }; this.setSelected = function() { this.obj.strokecolor = 'green'; if (this.textObj) this.textObj.style.color = 'green'; this.selected = true; this.obj.style.zIndex = '22'; }; this.move = function() {}; this.moveEnd = function() {}; this.setMoveSelected = function() { this.obj.strokecolor = 'red'; if (this.textObj) this.textObj.style.color = 'green'; this.selected = true; this.obj.style.zIndex = '22'; }; this.clearSelected = function() { this.obj.strokecolor = 'blue'; if (this.textObj) this.textObj.style.color = 'blue'; this.selected = false; this.obj.style.zIndex = '2'; }; this.remove = function() { var group = document.getElementById('group'); group.removeChild(this.obj); }; this.setProperty = function(type) { Prop.clear(); document.getElementById(type + '_p_id').innerHTML = this.id; document.getElementById(type + '_p_name').value = this.name; document.getElementById(type + '_p_pre').innerHTML = this.fromObj.name; document.getElementById(type + '_p_next').innerHTML = this.toObj.name; if (this.property) { var num = this.property.length; for (var i = 0; i < num; i++) { switch (this.property[i].text) { case 'span': document.getElementById(this.property[i].id).innerHTML = this.property[i].value; break; default: document.getElementById(this.property[i].id).value = this.property[i].value; break; } } } }; this.getProperty = function(property) { this.property = property; this.name = property.l_p_name; this.title = 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var startNode = "<start-state name='{0}'>{1}</start-state>" ;
var endNode = "<end-state name='{0}'></state>" ;
var stateNode = "<state name='{0}'>{1}</state>" ;
var nodes = json.nodes;
var lines = json.lines;
var definistationXML = "";
for(var i = 0 ; i < nodes.length ; i ++ ){
var node = nodes[i];
var temp = "";
if(node.type == "start"){
temp = startNode;
}
if(node.type == "node"){
temp = stateNode;
}
if(node.type == "end"){
temp = endNode;
}
temp = temp.replace("{0}",node.name);
var xtemp = "";
for(var j = 0 ; j < lines.length ; j ++ ){
if(lines[j].from == node.id){
xtemp = xtemp + "<transition to='"+lines[j].to+"'/>" ;
}
}
temp = temp.replace("{1}",xtemp);
definistationXML = definistationXML + temp;
}
return "<process-definition>" + definistationXML + "</process-definition>";
}
