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242 lines
9.9 KiB
TypeScript
242 lines
9.9 KiB
TypeScript
// Test file for GoJS.d.ts
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// This is taken from http://gojs.net/latest/samples/basic.html
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/* Copyright (C) 1998 - 2013 by Northwoods Software Corporation. */
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/// <reference path="goJS.d.ts" />
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function init() {
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var $ = go.GraphObject.make; // for conciseness in defining templates
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var myDiagram =
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$(go.Diagram, "myDiagram", // create a Diagram for the DIV HTML element
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{
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// position the graph in the middle of the diagram
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initialContentAlignment: go.Spot.Center,
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// allow double-click in background to create a new node
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"clickCreatingTool.archetypeNodeData": { text: "Node", color: "white" },
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// allow Ctrl-G to call groupSelection()
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"commandHandler.archetypeGroupData": { text: "Group", isGroup: true, color: "blue" }
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});
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// Define the appearance and behavior for Nodes:
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// First, define the shared context menu for all Nodes, Links, and Groups.
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// To simplify this code we define a function for creating a context menu button:
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function makeButton(text: string, action, visiblePredicate?) {
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if (visiblePredicate === undefined) visiblePredicate = function() { return true; };
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return $("ContextMenuButton",
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$(go.TextBlock, text),
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{ click: action },
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new go.Binding("visible", "", visiblePredicate).ofObject());
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}
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// a context menu is an Adornment with a bunch of buttons in them
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var partContextMenu =
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$(go.Adornment, "Vertical",
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makeButton("Properties",
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function(e, obj) { // the OBJ is this Button
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var contextmenu = obj.part; // the Button is in the context menu Adornment
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var part = contextmenu.adornedPart; // the adornedPart is the Part that the context menu adorns
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// now can do something with PART, or with its data, or with the Adornment (the context menu)
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if (part instanceof go.Link) alert(linkInfo(part.data));
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else if (part instanceof go.Group) alert(groupInfo(contextmenu));
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else alert(nodeInfo(part.data));
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}),
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makeButton("Cut",
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function(e, obj) { e.diagram.commandHandler.cutSelection(); },
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function(o) { return o.diagram.commandHandler.canCutSelection(); }),
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makeButton("Copy",
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function(e, obj) { e.diagram.commandHandler.copySelection(); },
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function(o) { return o.diagram.commandHandler.canCopySelection(); }),
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makeButton("Paste",
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function(e, obj) { e.diagram.commandHandler.pasteSelection(e.diagram.lastInput.documentPoint); },
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function(o) { return o.diagram.commandHandler.canPasteSelection(); }),
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makeButton("Delete",
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function(e, obj) { e.diagram.commandHandler.deleteSelection(); },
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function(o) { return o.diagram.commandHandler.canDeleteSelection(); }),
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makeButton("Undo",
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function(e, obj) { e.diagram.commandHandler.undo(); },
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function(o) { return o.diagram.commandHandler.canUndo(); }),
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makeButton("Redo",
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function(e, obj) { e.diagram.commandHandler.redo(); },
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function(o) { return o.diagram.commandHandler.canRedo(); }),
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makeButton("Group",
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function(e, obj) { e.diagram.commandHandler.groupSelection(); },
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function(o) { return o.diagram.commandHandler.canGroupSelection(); }),
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makeButton("Ungroup",
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function(e, obj) { e.diagram.commandHandler.ungroupSelection(); },
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function(o) { return o.diagram.commandHandler.canUngroupSelection(); })
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);
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function nodeInfo(d) { // Tooltip info for a node data object
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var str = "Node " + d.key + ": " + d.text + "\n";
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if (d.group)
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str += "member of " + d.group;
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else
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str += "top-level node";
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return str;
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}
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// These nodes have text surrounded by a rounded rectangle
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// whose fill color is bound to the node data.
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// The user can drag a node by dragging its TextBlock label.
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// Dragging from the Shape will start drawing a new link.
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myDiagram.nodeTemplate =
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$(go.Node, "Auto",
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{ locationSpot: go.Spot.Center },
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$(go.Shape, "RoundedRectangle",
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{
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fill: "white",
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portId: "", cursor: "pointer", // the Shape is the port, not the whole Node
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// allow all kinds of links from and to this port
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fromLinkable: true, fromLinkableSelfNode: true, fromLinkableDuplicates: true,
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toLinkable: true, toLinkableSelfNode: true, toLinkableDuplicates: true
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},
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new go.Binding("fill", "color")),
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$(go.TextBlock,
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{
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margin: 4, // make some extra space for the shape around the text
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isMultiline: false, // don't allow newlines in text
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editable: true // allow in-place editing by user
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},
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new go.Binding("text", "text").makeTwoWay()), // the label shows the node data's text
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{ // this tooltip Adornment is shared by all nodes
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toolTip:
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$(go.Adornment, "Auto",
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$(go.Shape, { fill: "#FFFFCC" }),
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$(go.TextBlock, { margin: 4 }, // the tooltip shows the result of calling nodeInfo(data)
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new go.Binding("text", "", nodeInfo))
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),
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// this context menu Adornment is shared by all nodes
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contextMenu: partContextMenu
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}
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);
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// Define the appearance and behavior for Links:
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function linkInfo(d) { // Tooltip info for a link data object
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return "Link:\nfrom " + d.from + " to " + d.to;
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}
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// The link shape and arrowhead have their stroke brush data bound to the "color" property
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myDiagram.linkTemplate =
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$(go.Link,
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{ relinkableFrom: true, relinkableTo: true }, // allow the user to relink existing links
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$(go.Shape,
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{ strokeWidth: 2 },
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new go.Binding("stroke", "color")),
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$(go.Shape,
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{ toArrow: "Standard", stroke: null },
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new go.Binding("fill", "color")),
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{ // this tooltip Adornment is shared by all links
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toolTip:
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$(go.Adornment, "Auto",
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$(go.Shape, { fill: "#FFFFCC" }),
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$(go.TextBlock, { margin: 4 }, // the tooltip shows the result of calling linkInfo(data)
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new go.Binding("text", "", linkInfo))
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),
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// the same context menu Adornment is shared by all links
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contextMenu: partContextMenu
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}
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);
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// Define the appearance and behavior for Groups:
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function groupInfo(adornment) { // takes the tooltip, not a group node data object
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var g = adornment.adornedPart; // get the Group that the tooltip adorns
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var mems = g.memberParts.count;
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var links = 0;
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var it = g.memberParts;
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while (it.next()) {
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if (it.value instanceof go.Link) links++;
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}
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return "Group " + g.data.key + ": " + g.data.text + "\n" + mems + " members including " + links + " links";
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}
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// Groups consist of a title in the color given by the group node data
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// above a translucent gray rectangle surrounding the member parts
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myDiagram.groupTemplate =
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$(go.Group, "Vertical",
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{
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selectionObjectName: "PANEL", // selection handle goes around shape, not label
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ungroupable: true // enable Ctrl-Shift-G to ungroup a selected Group
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},
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$(go.TextBlock,
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{
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font: "bold 12pt sans-serif",
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isMultiline: false, // don't allow newlines in text
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editable: true // allow in-place editing by user
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},
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new go.Binding("text", "text").makeTwoWay(),
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new go.Binding("stroke", "color")),
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$(go.Panel, "Auto",
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{ name: "PANEL" },
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$(go.Shape, "Rectangle", // the rectangular shape around the members
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{ fill: "rgba(128,128,128,0.2)", stroke: "gray", strokeWidth: 3 }),
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$(go.Placeholder, { padding: 5 }) // represents where the members are
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),
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{ // this tooltip Adornment is shared by all groups
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toolTip:
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$(go.Adornment, "Auto",
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$(go.Shape, { fill: "#FFFFCC" }),
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$(go.TextBlock, { margin: 4 },
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// bind to tooltip, not to Group.data, to allow access to Group properties
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new go.Binding("text", "", groupInfo).ofObject())
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),
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// the same context menu Adornment is shared by all groups
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contextMenu: partContextMenu
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}
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);
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// Define the behavior for the Diagram background:
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function diagramInfo(model) { // Tooltip info for the diagram's model
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return "Model:\n" + model.nodeDataArray.length + " nodes, " + model.linkDataArray.length + " links";
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}
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// provide a tooltip for the background of the Diagram, when not over any Part
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myDiagram.toolTip =
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$(go.Adornment, "Auto",
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$(go.Shape, { fill: "#FFFFCC" }),
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$(go.TextBlock, { margin: 4 },
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new go.Binding("text", "", diagramInfo))
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);
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// provide a context menu for the background of the Diagram, when not over any Part
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myDiagram.contextMenu =
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$(go.Adornment, "Vertical",
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makeButton("Paste",
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function(e, obj) { e.diagram.commandHandler.pasteSelection(e.diagram.lastInput.documentPoint); },
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function(o) { return o.diagram.commandHandler.canPasteSelection(); }),
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makeButton("Undo",
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function(e, obj) { e.diagram.commandHandler.undo(); },
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function(o) { return o.diagram.commandHandler.canUndo(); }),
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makeButton("Redo",
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function(e, obj) { e.diagram.commandHandler.redo(); },
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function(o) { return o.diagram.commandHandler.canRedo(); })
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);
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// Create the Diagram's Model:
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var nodeDataArray = [
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{ key: 1, text: "Alpha", color: "lightblue" },
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{ key: 2, text: "Beta", color: "orange" },
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{ key: 3, text: "Gamma", color: "lightgreen", group: 5 },
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{ key: 4, text: "Delta", color: "pink", group: 5 },
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{ key: 5, text: "Epsilon", color: "green", isGroup: true }
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];
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var linkDataArray = [
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{ from: 1, to: 2, color: "blue" },
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{ from: 2, to: 2 },
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{ from: 3, to: 4, color: "green" },
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{ from: 3, to: 1, color: "purple" }
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];
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myDiagram.model = new go.GraphLinksModel(nodeDataArray, linkDataArray);
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// now enable undo/redo, only after setting the Diagram.model
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myDiagram.model.undoManager.isEnabled = true;
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}
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