wizard1066

import UIKit
import Security
class RSA: NSObject {
private var publicKey : SecKey?
private var privateKey : SecKey?
func generateKeyPair(keySize: UInt, privateTag: String, publicTag: String) -> Bool {
let publicKeyParameters: [NSString: AnyObject] = [kSecAttrIsPermanent: true as AnyObject,kSecAttrApplicationTag: publicTag as AnyObject]
let privateKeyParameters: [NSString: AnyObject] =[kSecAttrIsPermanent: true as AnyObject,
kSecAttrApplicationTag: publicTag as AnyObject]
let parameters: [String: AnyObject] = [kSecAttrKeyType as String: kSecAttrKeyTypeRSA,kSecAttrKeySizeInBits as String: keySize as AnyObject,kSecPrivateKeyAttrs as String: privateKeyParameters as AnyObject,kSecPublicKeyAttrs as String: publicKeyParameters as AnyObject]

wizard1066

struct ContentView: View {
  @State private var rect: CGPoint = CGPoint()
  var body: some View {
    ZStack {
      Text("Hello World").background(InsideView(rect: $rect)).onTapGesture {
        print("geometry ",self.rect)
      }
      Circle()
        .fill(Color.yellow)
        .frame(width: 10, height: 10, alignment: .center)

wizard1066

struct ContentView: View {
  @State private var rect: CGPoint = CGPoint()
  @State private var textText:String = ""
  @State private var textValue:String = "Hello World"
  var body: some View {
    let dropDelegate = TheDropDelegate(textText: $textText)
    return VStack {
      Spacer()
      Text(textValue).background(InsideView(rect: $rect))
        .onDrag {

wizard1066

struct TheDropDelegate: DropDelegate {
  @Binding var textText:String
  func validateDrop(info: DropInfo) -> Bool {
    return info.hasItemsConforming(to: ["public.utf8-plain-text"])
  }
  func dropEntered(info: DropInfo) {
    print("drop entered")
  }
  func performDrop(info: DropInfo) -> Bool {
    if let item = info.itemProviders(for: "public.utf8-plain-text").first {

wizard1066

struct ContentView: View {
  @State private var rect: CGPoint = CGPoint()
  @State private var textText = ["",""]
  @State private var textID = 0
  @State private var textValue:String = "Hello World"
  var body: some View {
    let dropDelegate = TheDropDelegate(textID: $textID, textText: $textText, textValue: $textValue)
    return VStack {
      Spacer()
      Text(textValue).background(InsideView(rect: $rect))

wizard1066

func dropTarget(info: DropInfo) -> Int {
  if info.location.x > UIScreen.main.bounds.width / 2 {
    return(1)
  } else {
    return(0)
  }
}
func performDrop(info: DropInfo) -> Bool {
  textID = dropTarget(info: info)
  if let item = info.itemProviders(for: ["public.utf8-plain-text"]).first {

wizard1066

import SwiftUI
import CoreServices
struct ContentView: View {
  @State private var rect:[CGRect] = []
  @State private var textText = ["","","",""]
  @State private var textID = 0
  @State private var textValue1:String = "Hello World 1"
  @State private var textValue2:String = "Hello World 2"
  var body: some View {
    let dropDelegate = TheDropDelegate(textID: $textID, textText: $textText, rect: $rect)

wizard1066

func dropTarget(info: DropInfo) -> Int? {
  for squareno in 0..<rect.count {
    if rect[squareno].contains(info.location) {
      return squareno
    }
  }
  return nil
}

wizard1066

let dropDelegate = TheDropDelegate(textText: $textText, textValue: $textValue)
struct TheDropDelegate: DropDelegate {
  @Binding var textText:String
  @Binding var textValue:String
  func dropUpdated(info: DropInfo) -> DropProposal? {
    print("drop Updated")
    self.textValue = ""
    return nil
}

wizard1066

import SwiftUI
import CoreServices
struct Fonts {
  static func futuraCondensedMedium(size:CGFloat) -> Font{
    return Font.custom("Futura-CondensedMedium",size: size)
  }
}
let backgrounds = [Color.red,Color.blue,Color.orange,Color.green]
struct ContentView: View {
  @State private var rect:[CGRect] = []