Xamarin forms 缩放手势

Xamarin forms基本开发

using System;

using Android.App;
using Android.Content;
using Android.Content.PM;
using Android.Runtime;
using Android.Views;
using Android.Widget;
using Android.OS;

namespace PinchGesture.Droid
{
	[Activity （Label = “PinchGesture.Droid“ Icon = “@drawable/icon“ Theme = “@style/MainTheme“ MainLauncher = true Configurationchanges = ConfigChanges.ScreenSize | ConfigChanges.Orientation）]
	public class MainActivity : global::Xamarin.Forms.Platform.Android.FormsAppCompatActivity
	{
		protected override void OnCreate （Bundle bundle）
		{
			base.OnCreate （bundle）;

			global::Xamarin.Forms.Forms.Init （this bundle）;

			LoadApplication （new App （））;
		}
	}
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2020-08-18 17:59  Droid\
     目录           0  2020-08-18 17:59  Droid\Assets\
     文件         623  2020-08-18 17:59  Droid\Assets\AboutAssets.txt
     文件         695  2020-08-18 17:59  Droid\MainActivity.cs
     文件        4073  2020-08-18 17:59  Droid\PinchGesture.Droid.csproj
     目录           0  2020-08-18 17:59  Droid\Properties\
     文件         315  2020-08-18 17:59  Droid\Properties\AndroidManifest.xml
     文件        1052  2020-08-18 17:59  Droid\Properties\AssemblyInfo.cs
     目录           0  2020-08-18 17:59  Droid\Resources\
     文件        1738  2020-08-18 17:59  Droid\Resources\AboutResources.txt
     目录           0  2020-08-18 17:59  Droid\Resources\drawable\
     目录           0  2020-08-18 17:59  Droid\Resources\drawable-hdpi\
     文件        1431  2020-08-18 17:59  Droid\Resources\drawable-hdpi\icon.png
     文件      108412  2020-08-18 17:59  Droid\Resources\drawable-hdpi\waterfront.jpg
     目录           0  2020-08-18 17:59  Droid\Resources\drawable-xhdpi\
     文件        1789  2020-08-18 17:59  Droid\Resources\drawable-xhdpi\icon.png
     文件      108722  2020-08-18 17:59  Droid\Resources\drawable-xhdpi\waterfront.jpg
     目录           0  2020-08-18 17:59  Droid\Resources\drawable-xxhdpi\
     文件        2353  2020-08-18 17:59  Droid\Resources\drawable-xxhdpi\icon.png
     文件      148848  2020-08-18 17:59  Droid\Resources\drawable-xxhdpi\waterfront.jpg
     文件        1431  2020-08-18 17:59  Droid\Resources\drawable\icon.png
     文件       34080  2020-08-18 17:59  Droid\Resources\drawable\waterfront.jpg
     目录           0  2020-08-18 17:59  Droid\Resources\layout\
     文件         546  2020-08-18 17:59  Droid\Resources\layout\Tabbar.axml
     文件         439  2020-08-18 17:59  Droid\Resources\layout\Toolbar.axml
     文件     1118239  2020-08-18 17:59  Droid\Resources\Resource.designer.cs
     目录           0  2020-08-18 17:59  Droid\Resources\values\
     文件         267  2020-08-18 17:59  Droid\Resources\values\colors.xml
     文件        1499  2020-08-18 17:59  Droid\Resources\values\styles.xml
     目录           0  2020-08-18 17:59  iOS\
     文件         503  2020-08-18 17:59  iOS\AppDelegate.cs
............此处省略46个文件信息