Visual Binary Trees with Swift 3 Playgrounds

Blogs

• Visual Binary Trees with Swift 3 Playgrounds: Introduction
• Part I: QuickLook-able Binary Tree with Pluggable Traversals
• Part II: The Drawing Architecture, Customization, and Tree Layouts

Features

• Effortless visualization of arbitrary Binary Trees, along with their (pluggable) traversals
• Works with trees implemented both as reference types and as Swift enums
• By default, builds Optimal Tree Layout in O(n) time
• Supports multiple tree layouts and various drawing configurations
• A standalone playground with practical examples, ready to run in Xcode and in Swift Playgrounds for iPad
• Written in latest Swift 3 / Xcode 8

TODOs

• A version as an embeddable framework under MIT license

• TBD

Docs

Initial docs, generated with jazzy and hosted by GitHub Pages.

Usage

1. Download or Clone the repository

$ git clone https://github.com/akpw/VisualBinaryTrees

3. Open the playground in Xcode

$ cd VisualBinaryTrees
$ open VisualBinaryTrees.playground -a Xcode-beta.app

4. Optionally, you can also switch to the VisualBinaryTreeApp folder and open & run the included sample app:

$ cd VisualBinaryTreeApp
$ open VisualBinaryTree.xcodeproj -a Xcode-beta.app

Requirements

• latest Xcode 8
• iOS9 (requires iOS10 to run in the Swift Playgrounds for iPad)