项目介绍：

PDFloraButton

一个开花按钮，点击按钮会弹出簇拥一周的小按钮菜单效果。使用PDFloraButton.swift即可简单添加。按钮图片可以自定义，使用简单。

Screen Shot

Predefined Positions

center, topLeft, topRight, bottomLeft, bottomRight, midTop, midBottom, midLeft, midRight

Easy usability Swift 3.0

import UIKit

class ViewController: UIViewController {

let floraButton = PDFloraButton(withPosition: .center, size: 50.0, numberOfPetals: 20, images:[])
let floraButton2 = PDFloraButton(withPosition: .topLeft, size: 50.0, numberOfPetals: 4, images:[])
let floraButton3 = PDFloraButton(withPosition: .topRight, size: 50.0, numberOfPetals: 4, images:[])
let floraButton4 = PDFloraButton(withPosition: .bottomLeft, size: 50.0, numberOfPetals: 4, images:[])
let floraButton5 = PDFloraButton(withPosition: .bottomRight, size: 50.0, numberOfPetals: 4, images:[])

override func viewDidLoad() {
    super.viewDidLoad()
    self.view.addSubview(floraButton)
    self.view.addSubview(floraButton2)
    self.view.addSubview(floraButton3)
    self.view.addSubview(floraButton4)
    self.view.addSubview(floraButton5)
    
    floraButton.buttonActionDidSelected = { (indexSelected) in
        debugPrint("Selected Index: \(indexSelected)")
    }
}

}