前言 结构体,这个结构体用来表示事物的一个坐标点. public typealias NSPoint = CGPoint public struct CGPoint { public var x: CGFloat public var y: CGFloat public init() public init(x: CGFloat, y: CGFloat) } extension CGPoint { public static var zero: CGPoint { get } public in…
前言 结构体,这个结构体用来表示事物的坐标点和宽高度. public typealias NSRect = CGRect public struct CGRect { public var origin: CGPoint public var size: CGSize public init() public init(origin: CGPoint, size: CGSize) } 1.NSRect 结构体变量的创建与调用 // NSRect 结构体变量的创建与赋值 // 先定义变量,再赋值…
ios swift 实现饼状图进度条 // // ProgressControl.swift // L02MyProgressControl // // Created by plter on 7/29/14. // Copyright (c) 2014 jikexueyuan. All rights reserved. // import UIKit class ProgressControl: UIView { override init(frame: CGRect) { super.ini…
gRPC is an universal remote procedure call framework developed by Google that has been gaining interests among many software developers that were developing microservices in recent years because its open source, language neutral, compact binary size,…