TreeMap Depth (Vue)

The sample shows how to create a TreeMap with different levels of depth by using the maxDepth property.

Learn about FlexChart | FlexChart API Reference

This example uses Vue.

<template> <div class="container-fluid"> <div class="form-group"> <label>Max Depth</label> <wj-input-number :min="0" :max="4" :step="1" format="n0" :value="maxDepth" :valueChanged="maxDepthChanged"></wj-input-number> </div> <div class="form-group"> <wj-tree-map binding="sales" bindingName="type" childItemsPath="items" labelContent="{name}" :itemsSource="data" :palette="palette" :maxDepth="maxDepth"> </wj-tree-map> </div> </div> </template> <script setup> import { getData } from "./data"; import { isArray } from "@mescius/wijmo"; import { Palettes } from "@mescius/wijmo.chart"; import { ref } from "vue"; const data = ref(getData()); const palette = ref(getRandomPalette()); const maxDepth = ref(1); function maxDepthChanged(s) { if (s.value >= s.min && s.value <= s.max) { maxDepth.value = s.value; } } function getRandomPalette() { let palettes = Object.keys(Palettes).filter((prop) => isArray(Palettes[prop])); let rand = Math.floor(Math.random() * palettes.length); // return Palettes[palettes[rand]]; } </script> <style> body { margin-bottom: 24px; } label { margin-right: 3px; } </style>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo FlexChart TreeMap Depth</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="compiler.js" type="module"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.21.5/system.src.js" integrity="sha512-skZbMyvYdNoZfLmiGn5ii6KmklM82rYX2uWctBhzaXPxJgiv4XBwJnFGr5k8s+6tE1pcR1nuTKghozJHyzMcoA==" crossorigin="anonymous"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app.js'); </script> </head> <body> <div id="app"></div> </body> </html>
function getSales() { return Math.round(Math.random() * 100); } // export function getData() { var data = [ { type: 'Music', items: [ { type: 'Country', items: [ { type: 'Classic Country', sales: getSales() }, { type: 'Cowboy Country', sales: getSales() }, { type: 'Outlaw Country', sales: getSales() }, { type: 'Western Swing', sales: getSales() }, { type: 'Roadhouse Country', sales: getSales() } ] }, { type: 'Rock', items: [ { type: 'Hard Rock', sales: getSales() }, { type: 'Blues Rock', sales: getSales() }, { type: 'Funk Rock', sales: getSales() }, { type: 'Rap Rock', sales: getSales() }, { type: 'Guitar Rock', sales: getSales() }, { type: 'Progressive Rock', sales: getSales() } ] }, { type: 'Classical', items: [ { type: 'Symphonies', sales: getSales() }, { type: 'Chamber Music', sales: getSales() } ] }, { type: 'Soundtracks', items: [ { type: 'Movie Soundtracks', sales: getSales() }, { type: 'Musical Soundtracks', sales: getSales() } ] }, { type: 'Jazz', items: [ { type: 'Smooth Jazz', sales: getSales() }, { type: 'Vocal Jazz', sales: getSales() }, { type: 'Jazz Fusion', sales: getSales() }, { type: 'Swing Jazz', sales: getSales() }, { type: 'Cool Jazz', sales: getSales() }, { type: 'Traditional Jazz', sales: getSales() } ] }, { type: 'Electronic', items: [ { type: 'Electronica', sales: getSales() }, { type: 'Disco', sales: getSales() }, { type: 'House', sales: getSales() } ] } ] }, { type: 'Video', items: [ { type: 'Movie', items: [ { type: 'Kid & Family', sales: getSales() }, { type: 'Action & Adventure', sales: getSales() }, { type: 'Animation', sales: getSales() }, { type: 'Comedy', sales: getSales() }, { type: 'Drama', sales: getSales() }, { type: 'Romance', sales: getSales() } ] }, { type: 'TV', items: [ { type: 'Science Fiction', sales: getSales() }, { type: 'Documentary', sales: getSales() }, { type: 'Fantasy', sales: getSales() }, { type: 'Military & War', sales: getSales() }, { type: 'Horror', sales: getSales() } ] } ] }, { type: 'Books', items: [ { type: 'Arts & Photography', items: [ { type: 'Architecture', sales: getSales() }, { type: 'Graphic Design', sales: getSales() }, { type: 'Drawing', sales: getSales() }, { type: 'Photography', sales: getSales() }, { type: 'Performing Arts', sales: getSales() } ] }, { type: 'Children\'s Books', items: [ { type: 'Beginning Readers', sales: getSales() }, { type: 'Board Books', sales: getSales() }, { type: 'Chapter Books', sales: getSales() }, { type: 'Coloring Books', sales: getSales() }, { type: 'Picture Books', sales: getSales() }, { type: 'Sound Books', sales: getSales() } ] }, { type: 'History', items: [ { type: 'Ancient', sales: getSales() }, { type: 'Medieval', sales: getSales() }, { type: 'Renaissance', sales: getSales() } ] }, { type: 'Mystery', items: [ { type: 'Mystery', sales: getSales() }, { type: 'Thriller & Suspense', sales: getSales() } ] }, { type: 'Romance', items: [ { type: 'Action & Adventure', sales: getSales() }, { type: 'Holidays', sales: getSales() }, { type: 'Romantic Comedy', sales: getSales() }, { type: 'Romantic Suspense', sales: getSales() }, { type: 'Western', sales: getSales() }, { type: 'Historical', sales: getSales() } ] }, { type: 'Sci-Fi & Fantasy', items: [ { type: 'Fantasy', sales: getSales() }, { type: 'Gaming', sales: getSales() }, { type: 'Science Fiction', sales: getSales() } ] } ] }, { type: 'Electronics', items: [ { type: 'Camera', items: [ { type: 'Digital Cameras', sales: getSales() }, { type: 'Film Photography', sales: getSales() }, { type: 'Lenses', sales: getSales() }, { type: 'Video', sales: getSales() }, { type: 'Accessories', sales: getSales() } ] }, { type: 'Headphones', items: [ { type: 'Earbud headphones', sales: getSales() }, { type: 'Over-ear headphones', sales: getSales() }, { type: 'On-ear headphones', sales: getSales() }, { type: 'Bluetooth headphones', sales: getSales() }, { type: 'Noise-cancelling headphones', sales: getSales() }, { type: 'Audiophile headphones', sales: getSales() } ] }, { type: 'Cell Phones', items: [ { type: 'Cell Phones', sales: getSales() }, { type: 'Accessories', items: [ { type: 'Batteries', sales: getSales() }, { type: 'Bluetooth Headsets', sales: getSales() }, { type: 'Bluetooth Speakers', sales: getSales() }, { type: 'Chargers', sales: getSales() }, { type: 'Screen Protectors', sales: getSales() } ] } ] }, { type: 'Wearable Technology', items: [ { type: 'Activity Trackers', sales: getSales() }, { type: 'Smart Watches', sales: getSales() }, { type: 'Sports & GPS Watches', sales: getSales() }, { type: 'Virtual Reality Headsets', sales: getSales() }, { type: 'Wearable Cameras', sales: getSales() }, { type: 'Smart Glasses', sales: getSales() } ] } ] }, { type: 'Computers & Tablets', items: [ { type: 'Desktops', items: [ { type: 'All-in-ones', sales: getSales() }, { type: 'Minis', sales: getSales() }, { type: 'Towers', sales: getSales() } ] }, { type: 'Laptops', items: [ { type: '2 in 1 laptops', sales: getSales() }, { type: 'Traditional laptops', sales: getSales() } ] }, { type: 'Tablets', items: [ { type: 'iOS', sales: getSales() }, { type: 'Android', sales: getSales() }, { type: 'Fire OS', sales: getSales() }, { type: 'Windows', sales: getSales() } ] } ] } ]; return data; }
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