create-gojs-kit/dist/samples/floorplannerTS/src/FloorplanPalette.js

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/*
 * Copyright 1998-2025 by Northwoods Software Corporation
 * All Rights Reserved.
 *
 * FloorplanPalette Class
 * A FloorplanPalette is a Palette with special rules
 */
import * as go from 'gojs';
export class FloorplanPalette extends go.Palette {
    constructor(div, floorplan /*, nodeDataArray: Array<any>*/) {
        super(div);
        const $ = go.GraphObject.make;
        this.contentAlignment = go.Spot.Center;
        this.nodeTemplateMap = floorplan.nodeTemplateMap;
        // palette also contains "floor" nodes -- nodes of particular floor types that can be dragged and dropped into wall-enclosed areas to create Room Nodes
        this.nodeTemplateMap.add('FloorNode', $(go.Node, 'Auto', $(go.Shape, { fill: makeFloorBrush(null), desiredSize: new go.Size(100, 100) }, new go.Binding('fill', 'floorImage', function (src) {
            return makeFloorBrush(src);
        })), $(go.TextBlock, 'Drag me out to a wall-enclosed space to create a room', { desiredSize: new go.Size(90, NaN) }, new go.Binding('visible', '', function (node) {
            if (node.diagram instanceof go.Palette) {
                return true;
            }
            return false;
        }).ofObject())));
        this.toolManager.contextMenuTool.isEnabled = false;
        // add this new FloorplanPalette to the "palettes" field of its associated Floorplan
        floorplan.palettes.push(this);
    } // end FloorplanPalette constructor
}
/**
 * Make a Pattern brush for floor nodes
 * @param src The relative path of the image to use for the pattern brush. If this is not specified, a default path is tried
 */
function makeFloorBrush(src) {
    const $ = go.GraphObject.make;
    if (src === null || src === undefined) {
        src = 'images/textures/floor1.jpg';
    }
    const floorImage = new Image();
    floorImage.src = src;
    return $(go.Brush, 'Pattern', { pattern: floorImage });
}
// export = FloorplanPalette;