markgojs/extensionsTS/RoundedRectangles.js

Interactive diagrams, charts, and graphs, such as trees, flowcharts, orgcharts, UML, BPMN, or business diagrams

(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 });
    /*
    *  Copyright (C) 1998-2019 by Northwoods Software Corporation. All Rights Reserved.
    */
    var go = require("../release/go");
    // This file holds the definitions of two useful figures: "RoundedTopRectangle" and "RoundedBottomRectangle".
    // These are demonstrated at ../samples/twoHalves.html and ../samples/roundedGroups.html.
    go.Shape.defineFigureGenerator("RoundedTopRectangle", function (shape, w, h) {
        // this figure takes one parameter, the size of the corner
        var p1 = 5; // default corner size
        if (shape !== null) {
            var param1 = shape.parameter1;
            if (!isNaN(param1) && param1 >= 0)
                p1 = param1; // can't be negative or NaN
        }
        p1 = Math.min(p1, w / 2);
        p1 = Math.min(p1, h / 2); // limit by whole height or by half height?
        var geo = new go.Geometry();
        // a single figure consisting of straight lines and quarter-circle arcs
        geo.add(new go.PathFigure(0, p1)
            .add(new go.PathSegment(go.PathSegment.Arc, 180, 90, p1, p1, p1, p1))
            .add(new go.PathSegment(go.PathSegment.Line, w - p1, 0))
            .add(new go.PathSegment(go.PathSegment.Arc, 270, 90, w - p1, p1, p1, p1))
            .add(new go.PathSegment(go.PathSegment.Line, w, h))
            .add(new go.PathSegment(go.PathSegment.Line, 0, h).close()));
        // don't intersect with two top corners when used in an "Auto" Panel
        geo.spot1 = new go.Spot(0, 0, 0.3 * p1, 0.3 * p1);
        geo.spot2 = new go.Spot(1, 1, -0.3 * p1, 0);
        return geo;
    });
    go.Shape.defineFigureGenerator("RoundedBottomRectangle", function (shape, w, h) {
        // this figure takes one parameter, the size of the corner
        var p1 = 5; // default corner size
        if (shape !== null) {
            var param1 = shape.parameter1;
            if (!isNaN(param1) && param1 >= 0)
                p1 = param1; // can't be negative or NaN
        }
        p1 = Math.min(p1, w / 2);
        p1 = Math.min(p1, h / 2); // limit by whole height or by half height?
        var geo = new go.Geometry();
        // a single figure consisting of straight lines and quarter-circle arcs
        geo.add(new go.PathFigure(0, 0)
            .add(new go.PathSegment(go.PathSegment.Line, w, 0))
            .add(new go.PathSegment(go.PathSegment.Line, w, h - p1))
            .add(new go.PathSegment(go.PathSegment.Arc, 0, 90, w - p1, h - p1, p1, p1))
            .add(new go.PathSegment(go.PathSegment.Line, p1, h))
            .add(new go.PathSegment(go.PathSegment.Arc, 90, 90, p1, h - p1, p1, p1).close()));
        // don't intersect with two bottom corners when used in an "Auto" Panel
        geo.spot1 = new go.Spot(0, 0, 0.3 * p1, 0);
        geo.spot2 = new go.Spot(1, 1, -0.3 * p1, -0.3 * p1);
        return geo;
    });
});