Added iOS code need to test

ios/Classes/FluttertoastPlugin.m

 #import "FluttertoastPlugin.h"
-#import <fluttertoast/fluttertoast-Swift.h>
+#import "UIView+Toast.h"
+// #import <fluttertoast/fluttertoast-Swift.h>
+
+@interface QRCodeReaderPlugin()
+@property (nonatomic, strong) UIView *toastview;
+@property (nonatomic, retain) UIViewController *viewController;
+@property (nonatomic, retain) UIViewController *toastViewController;
+@end
+
+@implementation FluttertoastPlugin {
+    FlutterResult _result;
+    UIViewController *_viewController;
+}
+
 
-@implementation FluttertoastPlugin
 + (void)registerWithRegistrar:(NSObject<FlutterPluginRegistrar>*)registrar {
-  [SwiftFluttertoastPlugin registerWithRegistrar:registrar];
+    FlutterMethodChannel* channel = [FlutterMethodChannel
+                                     methodChannelWithName:CHANNEL_NAME
+                                     binaryMessenger:[registrar messenger]];
+//    UIViewController *viewController = (UIViewController *)registrar.messenger;
+    UIViewController *viewController =
+    [UIApplication sharedApplication].delegate.window.rootViewController;
+    FluttertoastPlugin* instance = [[FluttertoastPlugin alloc] initWithViewController:viewController];
+    [registrar addMethodCallDelegate:instance channel:channel];
+
+}
+
+- (void)handleMethodCall:(FlutterMethodCall*)call result:(FlutterResult)result {
+    if ([@"showToast" isEqualToString:call.method]) {
+        [self showToastView:call];
+        _result = result;
+    } else {
+        result(FlutterMethodNotImplemented);
+    }
 }
+
+- (instancetype)initWithViewController:(UIViewController *)viewController {
+    self = [super init];
+    if (self) {
+        _viewController = viewController;
+        //_viewController.view.backgroundColor = [UIColor  colorWithWhite:0.0 alpha:0.0];
+        _viewController.view.backgroundColor = [UIColor  clearColor];
+        _viewController.view.opaque = NO;
+        [[ NSNotificationCenter defaultCenter]addObserver: self selector:@selector(rotate:)
+                                                     name:UIDeviceOrientationDidChangeNotification object:nil];
+    }
+    return self;
+}
+
+- (void)showToastView:(FlutterMethodCall*)call {
+    _toastViewController = [[UIViewController alloc] init];
+    [_viewController presentViewController:_toastViewController animated:NO completion:nil];
+
+     _toastview= [[UIView alloc] init];
+    _toastViewController.view = _toastview;
+
+    [self.view makeToast:@"This is a piece of toast."];
+}
+
 @end

ios/Classes/SwiftFluttertoastPlugin.swift

 import Flutter
 import UIKit
-import Toast_Swift
     
-public class SwiftFluttertoastPlugin: NSObject, FlutterPlugin {
-  public static func register(with registrar: FlutterPluginRegistrar) {
-    let channel = FlutterMethodChannel(name: "PonnamKarthik/fluttertoast", binaryMessenger: registrar.messenger())
-    let instance = SwiftFluttertoastPlugin()
-    registrar.addMethodCallDelegate(instance, channel: channel)
-  }
+public class SwiftFluttertoastPlugin: NSObject {
 
-  public func handle(_ call: FlutterMethodCall, result: @escaping FlutterResult) {
-    switch call.method {
-        case "showToast":
-          result(FlutterMethodNotImplemented)
-        default:
-          result(FlutterMethodNotImplemented)
-    }
-  }
 }

ios/fluttertoast.podspec

@@ -15,7 +15,6 @@ Toast Library for FLutter
   s.source_files = 'Classes/**/*'
   s.public_header_files = 'Classes/**/*.h'
   s.dependency 'Flutter'
-  s.dependency 'Toast-Swift'
 
   s.ios.deployment_target = '8.0'
 end