gojs
Version:
Interactive diagrams, charts, and graphs, such as trees, flowcharts, orgcharts, UML, BPMN, or business diagrams
172 lines (171 loc) • 8.49 kB
JavaScript
/*
* Copyright (C) 1998-2019 by Northwoods Software Corporation. All Rights Reserved.
*/
(function (factory) {
if (typeof module === "object" && typeof module.exports === "object") {
var v = factory(require, exports);
if (v !== undefined) module.exports = v;
}
else if (typeof define === "function" && define.amd) {
define(["require", "exports", "../release/go"], factory);
}
})(function (require, exports) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var go = require("../release/go");
var myDiagram;
function init() {
// displays cached floor plan files in the listbox
var listbox = document.getElementById('file list');
for (var key in localStorage) {
var storedFile = localStorage.getItem(key);
if (storedFile === null || storedFile === undefined)
continue;
var option = document.createElement('option');
option.value = key;
option.text = key;
listbox.add(option, null);
}
var $ = go.GraphObject.make; // for more concise visual tree definitions
myDiagram =
$(go.Diagram, 'myDiagramDiv', {
isReadOnly: true // allow selection but not moving or copying or deleting
});
// converts data about the item into a string
function tooltipTextConverter(data) {
if (data.item !== undefined)
return data.item;
return '(unnamed item)';
}
// sets the qualities of the tooltip
var tooltiptemplate = $('ToolTip', $(go.TextBlock, { margin: 3, editable: true }, new go.Binding('text', '', tooltipTextConverter)));
// Define the generic furniture and structure Nodes.
// The Shape gets its Geometry from a geometry path string in the bound data.
myDiagram.nodeTemplate =
$(go.Node, 'Spot', {
locationObjectName: 'SHAPE',
locationSpot: go.Spot.Center,
toolTip: tooltiptemplate,
selectionAdorned: false // use a Binding on the Shape.stroke to show selection
},
// remember the location of this Node
new go.Binding('location', 'loc', go.Point.parse).makeTwoWay(go.Point.stringify),
// move a selected part into the Foreground layer, so it isn't obscured by any non-selected parts
new go.Binding('layerName', 'isSelected', function (s) { return s ? 'Foreground' : ''; }).ofObject(), $(go.Shape, {
name: 'SHAPE',
// the following are default values;
// actual values may come from the node data object via data-binding
geometryString: 'F1 M0 0 L20 0 20 20 0 20 z',
fill: 'rgb(130, 130, 256)'
},
// this determines the actual shape of the Shape
new go.Binding('geometryString', 'geo'),
// allows the color to be determined by the node data
new go.Binding('fill', 'color'),
// selection causes the stroke to be blue instead of black
new go.Binding('stroke', 'isSelected', function (s) { return s ? 'dodgerblue' : 'black'; }).ofObject(),
// remember the size of this node
new go.Binding('desiredSize', 'size', go.Size.parse),
// can set the angle of this Node
new go.Binding('angle', 'angle')));
// group settings from basic.html to lock things together
myDiagram.groupTemplate =
$(go.Group, go.Panel.Auto, { toolTip: tooltiptemplate }, $(go.Shape, 'Rectangle', // the Group is not seen but can be selected due to the transparent fill
{ fill: 'transparent', stroke: 'lightgray', strokeWidth: 1 }), $(go.Placeholder));
var myOverview = $(go.Overview, 'myOverviewDiv', { observed: myDiagram, maxScale: 0.5 });
// change color of viewport border in Overview
myOverview.box.elt(0).stroke = 'dodgerblue';
// linear brushes for the gradient of the alert adornment
var redAlertBrush = go.GraphObject.make(go.Brush, 'Linear', { 0: '#EEB4B4', 1: '#FF0000' });
var greenAlertBrush = go.GraphObject.make(go.Brush, 'Linear', { 0: '#BCED91', 1: '#397D02' });
// Call this to add an Adornment for a particular GraphObject.
// Pass "" or undefined as the text value to remove any Adornment for that GraphObject.
function adorn(obj, id, text, color, info) {
if (obj.part === null)
return;
// for changing the brush
var red = (color === 'red');
// removes adornment
if (!text) {
obj.part.removeAdornment(id.toString());
}
else {
var ad = $(go.Adornment, 'Auto', {
locationSpot: go.Spot.Center,
mouseOver: function (e, obj1) { displayAlertInfo(e, info); },
mouseLeave: function (e, obj1, obj2) { hideAlertInfo(); }
}, $(go.Shape, {
geometryString: 'F1 M0,0 L30,0 30,60 15,95 0,60z',
fill: (red ? redAlertBrush : greenAlertBrush),
stroke: 'black', strokeWidth: 1
}), $(go.TextBlock, text, {
font: 'small-caps bold 20px sans-serif',
stroke: 'white',
textAlign: 'center',
margin: 5
}));
var p = obj.getDocumentPoint(go.Spot.Center);
p.y = p.y - 10;
ad.location = p;
ad.adornedObject = obj;
obj.part.addAdornment(id.toString(), ad);
}
}
// a Part for displaying information about alerts
var displayBox = $(go.Part, go.Panel.Auto, { layerName: 'Tool' }, $(go.Shape, 'RoundedRectangle', { fill: 'whitesmoke', stroke: 'red', strokeWidth: 1 }), $(go.TextBlock, { margin: 3, text: ' ' }));
function displayAlertInfo(e, myText) {
displayBox.elt(1).text = myText;
displayBox.move(new go.Point(e.documentPoint.x, e.documentPoint.y));
myDiagram.add(displayBox);
}
function hideAlertInfo() {
myDiagram.remove(displayBox);
}
// simulate some real-time monitoring
function randomState() {
// for each node, randomly determines if it will have an alert or not
for (var i = 0; i < chairArr.length; i++) {
var node = chairArr[i];
var randColor = Math.random();
adorn(node, i, (Math.random() < .5 ? '!' : ''), (randColor < .5 ? 'red' : 'green'), (randColor < .5 ? 'Need assistance.' : 'Checking in.'));
}
}
function loop() {
setTimeout(function () { randomState(); loop(); }, 5000);
}
loop(); // start the simulation
// Attach to the window for console manipulation
window.myDiagram = myDiagram;
} // END init
exports.init = init;
// keep track of places where people will be and thus will get "alerts"
var chairArr = new Array();
// call this after modifying the diagram's contents
function updateChairArray() {
chairArr.length = 0; // clear the Array
myDiagram.nodes.each(function (node) {
if (node.data === null)
return;
if (node.data.item === 'chair' || node.data.item === 'arm chair' || node.data.item === 'couch'
|| node.data.item === 'queen bed' || node.data.item === 'twin bed') {
chairArr.push(node);
}
});
}
// opens the selected floorplan in the diagram
function load() {
var str = null;
var sel = document.getElementById('file list');
for (var i = 0; i < sel.options.length; i++) {
if (sel.options[i].selected) {
str = localStorage.getItem(sel.options[i].text);
}
}
if (str !== null) {
myDiagram.model = go.Model.fromJson(str);
myDiagram.undoManager.isEnabled = true;
updateChairArray();
}
}
exports.load = load;
});