331 lines
14 KiB
JavaScript
331 lines
14 KiB
JavaScript
var __extends = (this && this.__extends) || (function () {
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var extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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(function (factory) {
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if (typeof module === "object" && typeof module.exports === "object") {
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var v = factory(require, exports);
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if (v !== undefined) module.exports = v;
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}
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else if (typeof define === "function" && define.amd) {
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define(["require", "exports", "../release/go"], factory);
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}
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})(function (require, exports) {
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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/*
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* Copyright (C) 1998-2017 by Northwoods Software Corporation. All Rights Reserved.
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*/
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var go = require("../release/go");
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// A custom Tool for resizing each column of a named Table Panel in a selected Part.
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/**
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* @constructor
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* @extends Tool
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* @class
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*/
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var ColumnResizingTool = /** @class */ (function (_super) {
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__extends(ColumnResizingTool, _super);
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function ColumnResizingTool() {
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var _this = _super.call(this) || this;
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_this.name = "ColumnResizing";
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/** @type {string} */
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_this._tableName = "TABLE";
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// internal state
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/** @type {GraphObject} */
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_this._handle = null;
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/** @type {Panel} */
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_this._adornedTable = null;
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var h = new go.Shape;
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h.geometryString = "M0 0 V14 M2 0 V14";
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h.desiredSize = new go.Size(2, 14);
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h.cursor = "col-resize";
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h.geometryStretch = go.GraphObject.None;
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h.background = "rgba(255,255,255,0.5)";
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h.stroke = "rgba(30,144,255,0.5)";
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_this._handleArchetype = h;
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return _this;
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}
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Object.defineProperty(ColumnResizingTool.prototype, "handleArchetype", {
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/**
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* A small GraphObject used as a resize handle for each column.
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* This tool expects that this object's {@link GraphObject#desiredSize} (a.k.a width and height) has been set to real numbers.
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* @name ColumnResizingTool#handleArchetype
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* @function.
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* @return {Shape}
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*/
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get: function () { return this._handleArchetype; },
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set: function (val) { this._handleArchetype = val; },
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enumerable: true,
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configurable: true
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});
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Object.defineProperty(ColumnResizingTool.prototype, "tableName", {
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/**
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* The name of the Table Panel to be resized, by default the name "TABLE".
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* @name ColumnResizingTool#tableName
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* @function.
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* @return {string}
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*/
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get: function () { return this._tableName; },
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set: function (val) { this._tableName = val; },
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enumerable: true,
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configurable: true
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});
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Object.defineProperty(ColumnResizingTool.prototype, "handle", {
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/**
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* This read-only property returns the {@link GraphObject} that is the tool handle being dragged by the user.
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* This will be contained by an {@link Adornment} whose category is "ColumnResizing".
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* Its {@link Adornment#adornedObject} is the same as the {@link #adornedTable}.
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* @name ColumnResizingTool#handle
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* @function.
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* @return {GraphObject}
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*/
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get: function () { return this._handle; },
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enumerable: true,
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configurable: true
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});
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Object.defineProperty(ColumnResizingTool.prototype, "adornedTable", {
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/**
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* Gets the {@link Panel} of type {@link Panel#Table} whose columns may be resized.
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* This must be contained within the selected Part.
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* @name ColumnResizingTool#adornedTable
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* @function.
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* @return {Panel}
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*/
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get: function () { return this._adornedTable; },
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enumerable: true,
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configurable: true
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});
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/**
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* Show an {@link Adornment} with a resize handle at each column.
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* Don't show anything if {@link #tableName} doesn't identify a {@link Panel}
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* that has a {@link Panel#type} of type {@link Panel#Table}.
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* @this {ColumnResizingTool}
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* @param {Part} part the part.
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*/
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ColumnResizingTool.prototype.updateAdornments = function (part) {
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if (part === null || part instanceof go.Link)
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return; // this tool never applies to Links
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if (part.isSelected && !this.diagram.isReadOnly) {
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var selelt = part.findObject(this.tableName);
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if (selelt instanceof go.Panel && selelt.actualBounds.isReal() && selelt.isVisibleObject() &&
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part.actualBounds.isReal() && part.isVisible() &&
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selelt.type === go.Panel.Table) {
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var table = selelt;
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var adornment = part.findAdornment(this.name);
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if (adornment === null) {
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adornment = this.makeAdornment(table);
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part.addAdornment(this.name, adornment);
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}
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if (adornment !== null) {
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var pad = table.padding;
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var numcols = table.columnCount;
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// update the position/alignment of each handle
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adornment.elements.each(function (h) {
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if (!h.pickable)
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return;
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var coldef = table.getColumnDefinition(h.column);
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var wid = coldef.actual;
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if (wid > 0)
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wid = coldef.total;
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var sep = 0;
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// find next non-zero-width column's separatorStrokeWidth
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var idx = h.column + 1;
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while (idx < numcols && table.getColumnDefinition(idx).actual === 0)
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idx++;
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if (idx < numcols) {
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sep = table.getColumnDefinition(idx).separatorStrokeWidth;
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if (isNaN(sep))
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sep = table.defaultColumnSeparatorStrokeWidth;
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}
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h.alignment = new go.Spot(0, 0, pad.left + coldef.position + wid + sep / 2, pad.top + h.height / 2);
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});
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adornment.locationObject.desiredSize = table.actualBounds.size;
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adornment.location = table.getDocumentPoint(adornment.locationSpot);
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adornment.angle = table.getDocumentAngle();
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return;
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}
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}
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}
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part.removeAdornment(this.name);
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};
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;
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/**
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* @this {ColumnResizingTool}
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* @param {Panel} table the Table Panel whose columns may be resized
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* @return {Adornment}
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*/
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ColumnResizingTool.prototype.makeAdornment = function (table) {
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// the Adornment is a Spot Panel holding resize handles
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var adornment = new go.Adornment();
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adornment.category = this.name;
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adornment.adornedObject = table;
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adornment.type = go.Panel.Spot;
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adornment.locationObjectName = "BLOCK";
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// create the "main" element of the Spot Panel
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var block = new go.TextBlock(); // doesn't matter much what this is
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block.name = "BLOCK";
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block.pickable = false; // it's transparent and not pickable
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adornment.add(block);
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// now add resize handles for each column
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for (var i = 0; i < table.columnCount; i++) {
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var coldef = table.getColumnDefinition(i);
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adornment.add(this.makeHandle(table, coldef));
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}
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return adornment;
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};
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;
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/**
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* @this {ColumnResizingTool}
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* @param {Panel} table the Table Panel whose columns may be resized
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* @param {RowColumnDefinition} coldef the column definition to be resized
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* @return a copy of the {@link #handleArchetype}
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*/
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ColumnResizingTool.prototype.makeHandle = function (table, coldef) {
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var h = this.handleArchetype;
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if (h === null)
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return null;
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var c = h.copy();
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c.column = coldef.index;
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return c;
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};
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;
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/**
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* This predicate is true when there is a resize handle at the mouse down point.
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* @this {ColumnResizingTool}
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* @return {boolean}
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*/
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ColumnResizingTool.prototype.canStart = function () {
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if (!this.isEnabled)
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return false;
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var diagram = this.diagram;
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if (diagram === null || diagram.isReadOnly)
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return false;
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if (!diagram.lastInput.left)
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return false;
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var h = this.findToolHandleAt(diagram.firstInput.documentPoint, this.name);
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return (h !== null);
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};
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;
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/**
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* @this {ColumnResizingTool}
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*/
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ColumnResizingTool.prototype.doActivate = function () {
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var diagram = this.diagram;
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if (diagram === null)
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return;
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this._handle = this.findToolHandleAt(diagram.firstInput.documentPoint, this.name);
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if (this.handle === null)
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return;
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var panel = this.handle.part.adornedObject;
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if (!panel || panel.type !== go.Panel.Table)
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return;
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this._adornedTable = panel;
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diagram.isMouseCaptured = true;
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this.startTransaction(this.name);
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this.isActive = true;
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};
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;
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/**
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* @this {ColumnResizingTool}
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*/
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ColumnResizingTool.prototype.doDeactivate = function () {
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this.stopTransaction();
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this._handle = null;
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this._adornedTable = null;
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var diagram = this.diagram;
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if (diagram !== null)
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diagram.isMouseCaptured = false;
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this.isActive = false;
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};
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;
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/**
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* @this {ColumnResizingTool}
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*/
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ColumnResizingTool.prototype.doMouseMove = function () {
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var diagram = this.diagram;
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if (this.isActive && diagram !== null) {
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var newpt = this.computeResize(diagram.lastInput.documentPoint);
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this.resize(newpt);
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}
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};
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;
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/**
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* @this {ColumnResizingTool}
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*/
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ColumnResizingTool.prototype.doMouseUp = function () {
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var diagram = this.diagram;
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if (this.isActive && diagram !== null) {
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var newpt = this.computeResize(diagram.lastInput.documentPoint);
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this.resize(newpt);
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this.transactionResult = this.name; // success
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}
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this.stopTool();
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};
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;
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/**
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* This should change the {@link RowColumnDefinition#width} of the column being resized
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* to a value corresponding to the given mouse point.
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* @expose
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* @this {ColumnResizingTool}
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* @param {Point} newPoint the value of the call to {@link #computeResize}.
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*/
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ColumnResizingTool.prototype.resize = function (newPoint) {
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var table = this.adornedTable;
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var pad = table.padding;
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var numcols = table.columnCount;
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var locpt = table.getLocalPoint(newPoint);
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var h = this.handle;
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var coldef = table.getColumnDefinition(h.column);
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var sep = 0;
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var idx = h.column + 1;
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while (idx < numcols && table.getColumnDefinition(idx).actual === 0)
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idx++;
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if (idx < numcols) {
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sep = table.getColumnDefinition(idx).separatorStrokeWidth;
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if (isNaN(sep))
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sep = table.defaultColumnSeparatorStrokeWidth;
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}
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coldef.width = Math.max(0, locpt.x - pad.left - coldef.position - (coldef.total - coldef.actual) - sep / 2);
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};
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;
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/**
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* This can be overridden in order to customize the resizing process.
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* @expose
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* @this {ColumnResizingTool}
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* @param {Point} p the point where the handle is being dragged.
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* @return {Point}
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*/
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ColumnResizingTool.prototype.computeResize = function (p) {
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return p;
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};
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;
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/**
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* Pressing the Delete key removes any column width setting and stops this tool.
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* @this {ColumnResizingTool}
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*/
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ColumnResizingTool.prototype.doKeyDown = function () {
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if (!this.isActive)
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return;
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var e = this.diagram.lastInput;
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if (e.key === 'Del' || e.key === '\t') {
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var coldef = this.adornedTable.getColumnDefinition(this.handle.column);
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coldef.width = NaN;
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this.transactionResult = this.name; // success
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this.stopTool();
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}
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else {
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this.doKeyDown.call(this);
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}
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};
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;
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return ColumnResizingTool;
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}(go.Tool));
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exports.ColumnResizingTool = ColumnResizingTool;
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});
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