DrawingView (#468)

* DrawingView control, samples, documentation

* fix build issues

Co-authored-by: Vladislav Antonyuk <[email protected]>
Co-authored-by: Pedro Jesus <[email protected]>

Author: VladislavAntonyuk

README.md

@@ -121,6 +121,42 @@ Of course, `AvatarView` also supports `Source` for loading images plus a few oth
 
 ![AvatarView](./images/avatar-do.png)
 
+## DrawingView
+
+### Using DrawingView on Xamarin.Forms
+
+```xml
+<!-- xmlns:views="clr-namespace:Xamarin.CommunityToolkit.UI.Views;assembly=Xamarin.CommunityToolkit" -->
+
+<views:DrawingView
+            x:Name="DrawingViewControl"
+            Points="{Binding MyPoints}"
+            ClearOnFinish="true"
+            GestureCompletedCommand="{Binding GestureCompletedCommand}"
+            LineColor="Blue"
+            LineWidth="5"
+            BackgroundColor="DarkGray"
+            HorizontalOptions="FillAndExpand"
+            VerticalOptions="FillAndExpand" />
+```
+
+### Get Image from points
+
+```
+var stream = DrawingView.GetImageStream(
+                points,
+                new Size(GestureImage.Width, GestureImage.Height),
+                10, Color.White, Color.Black);
+GestureImage.Source = ImageSource.FromStream(() => stream);
+```
+
+or 
+
+```
+var stream = DrawingViewControl.GetImageStream(GestureImage.Width, GestureImage.Height);
+GestureImage.Source = ImageSource.FromStream(() => stream);
+```
+
 ## Contributions welcome!
 
 If you have one or more of these common pieces of code that you are always replicating across apps, don't hesitate to contribute! We aim to be the first NuGet package you install when creating a new Xamarin app!

src/CommunityToolkit/Xamarin.CommunityToolkit.Sample.Android/MainActivity.cs

@@ -16,7 +16,6 @@ protected override void OnCreate(Bundle savedInstanceState)
 
 			base.OnCreate(savedInstanceState);
 
-			global::Xamarin.Forms.Forms.SetFlags("CollectionView_Experimental");
 			Platform.Init(this, savedInstanceState);
 			global::Xamarin.Forms.Forms.Init(this, savedInstanceState);
 			LoadApplication(new App());

src/CommunityToolkit/Xamarin.CommunityToolkit.Sample.Android/Xamarin.CommunityToolkit.Sample.Android.csproj

@@ -20,6 +20,7 @@
     <AndroidEnableSGenConcurrent>true</AndroidEnableSGenConcurrent>
     <AndroidUseAapt2>true</AndroidUseAapt2>
     <AndroidHttpClientHandlerType>Xamarin.Android.Net.AndroidClientHandler</AndroidHttpClientHandlerType>
+    <EmbedAssembliesIntoApk>true</EmbedAssembliesIntoApk>
     <NuGetPackageImportStamp>
     </NuGetPackageImportStamp>
   </PropertyGroup>
@@ -52,10 +53,10 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Xamarin.Forms" Version="4.8.0.1269" />
+    <PackageReference Include="Xamarin.Forms" Version="4.8.0.1451" />
     <PackageReference Include="Xamarin.Essentials" Version="1.5.3.2" />
     <PackageReference Include="Xamarin.Forms.PancakeView">
-      <Version>2.1.0.714</Version>
+      <Version>2.3.0.759</Version>
     </PackageReference>
   </ItemGroup>
   <ItemGroup>
@@ -106,11 +107,11 @@
     <AndroidResource Include="Resources\drawable\info.png" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\XamarinCommunityToolkitSample\Xamarin.CommunityToolkit.Sample.csproj">
+    <ProjectReference Include="..\Xamarin.CommunityToolkit.Sample\Xamarin.CommunityToolkit.Sample.csproj">
       <Project>{81AADE72-D666-4AB0-83D9-8FE366E0755E}</Project>
       <Name>Xamarin.CommunityToolkit.Sample</Name>
     </ProjectReference>
-    <ProjectReference Include="..\XamarinCommunityToolkit\Xamarin.CommunityToolkit.csproj">
+    <ProjectReference Include="..\Xamarin.CommunityToolkit\Xamarin.CommunityToolkit.csproj">
       <Project>{b0dcdf81-953d-47da-a7d4-0565339bf07c}</Project>
       <Name>Xamarin.CommunityToolkit</Name>
     </ProjectReference>

src/CommunityToolkit/Xamarin.CommunityToolkit.Sample.GTK/Xamarin.CommunityToolkit.Sample.GTK.csproj

@@ -80,18 +80,21 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Xamarin.Forms">
-      <Version>4.8.0.1269</Version>
+      <Version>4.8.0.1451</Version>
     </PackageReference>
     <PackageReference Include="Xamarin.Forms.Platform.GTK">
-      <Version>4.8.0.1269</Version>
+      <Version>4.8.0.1451</Version>
+    </PackageReference>
+    <PackageReference Include="Xamarin.Forms.PancakeView">
+      <Version>2.3.0.759</Version>
     </PackageReference>
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\XamarinCommunityToolkitSample\Xamarin.CommunityToolkit.Sample.csproj">
+    <ProjectReference Include="..\Xamarin.CommunityToolkit.Sample\Xamarin.CommunityToolkit.Sample.csproj">
       <Project>{81aade72-d666-4ab0-83d9-8fe366e0755e}</Project>
       <Name>Xamarin.CommunityToolkit.Sample</Name>
     </ProjectReference>
-    <ProjectReference Include="..\XamarinCommunityToolkit\Xamarin.CommunityToolkit.csproj">
+    <ProjectReference Include="..\Xamarin.CommunityToolkit\Xamarin.CommunityToolkit.csproj">
       <Project>{b0dcdf81-953d-47da-a7d4-0565339bf07c}</Project>
       <Name>Xamarin.CommunityToolkit</Name>
     </ProjectReference>

src/CommunityToolkit/Xamarin.CommunityToolkit.Sample.Tizen/Xamarin.CommunityToolkit.Sample.Tizen.csproj

@@ -6,8 +6,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\XamarinCommunityToolkitSample\Xamarin.CommunityToolkit.Sample.csproj" />
-    <ProjectReference Include="..\XamarinCommunityToolkit\Xamarin.CommunityToolkit.csproj" />
+    <ProjectReference Include="..\Xamarin.CommunityToolkit.Sample\Xamarin.CommunityToolkit.Sample.csproj" />
+    <ProjectReference Include="..\Xamarin.CommunityToolkit\Xamarin.CommunityToolkit.csproj" />
   </ItemGroup>
 
 </Project>

src/CommunityToolkit/Xamarin.CommunityToolkit.Sample.UWP/App.xaml.cs

@@ -1,18 +1,8 @@
 using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using System.Runtime.InteropServices.WindowsRuntime;
 using Windows.ApplicationModel;
 using Windows.ApplicationModel.Activation;
-using Windows.Foundation;
-using Windows.Foundation.Collections;
 using Windows.UI.Xaml;
 using Windows.UI.Xaml.Controls;
-using Windows.UI.Xaml.Controls.Primitives;
-using Windows.UI.Xaml.Data;
-using Windows.UI.Xaml.Input;
-using Windows.UI.Xaml.Media;
 using Windows.UI.Xaml.Navigation;
 
 namespace Xamarin.CommunityToolkit.Sample.UWP
@@ -28,8 +18,8 @@ sealed partial class App : Application
 		/// </summary>
 		public App()
 		{
-			this.InitializeComponent();
-			this.Suspending += OnSuspending;
+			InitializeComponent();
+			Suspending += OnSuspending;
 		}
 
 		/// <summary>
@@ -42,7 +32,7 @@ protected override void OnLaunched(LaunchActivatedEventArgs e)
 #if DEBUG
 			if (System.Diagnostics.Debugger.IsAttached)
 			{
-				this.DebugSettings.EnableFrameRateCounter = true;
+				DebugSettings.EnableFrameRateCounter = true;
 			}
 #endif
 

src/CommunityToolkit/Xamarin.CommunityToolkit.Sample.UWP/Xamarin.CommunityToolkit.Sample.UWP.csproj

@@ -146,16 +146,16 @@
     </Page>
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Xamarin.Forms" Version="4.8.0.1269" />
+    <PackageReference Include="Xamarin.Forms" Version="4.8.0.1451" />
     <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform" Version="6.2.10" />
     <PackageReference Include="Xamarin.Essentials" Version="1.5.3.2" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\XamarinCommunityToolkitSample\Xamarin.CommunityToolkit.Sample.csproj">
+    <ProjectReference Include="..\Xamarin.CommunityToolkit.Sample\Xamarin.CommunityToolkit.Sample.csproj">
       <Project>{81aade72-d666-4ab0-83d9-8fe366e0755e}</Project>
       <Name>Xamarin.CommunityToolkit.Sample</Name>
     </ProjectReference>
-    <ProjectReference Include="..\XamarinCommunityToolkit\Xamarin.CommunityToolkit.csproj">
+    <ProjectReference Include="..\Xamarin.CommunityToolkit\Xamarin.CommunityToolkit.csproj">
       <Project>{b0dcdf81-953d-47da-a7d4-0565339bf07c}</Project>
       <Name>Xamarin.CommunityToolkit</Name>
     </ProjectReference>

src/CommunityToolkit/Xamarin.CommunityToolkit.Sample.WPF/MainWindow.xaml.cs

@@ -1,18 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-using System.Windows;
-using System.Windows.Controls;
-using System.Windows.Data;
-using System.Windows.Documents;
-using System.Windows.Input;
-using System.Windows.Media;
-using System.Windows.Media.Imaging;
-using System.Windows.Navigation;
-using System.Windows.Shapes;
-using Xamarin.Forms.PancakeView.Platforms.WPF;
+using Xamarin.Forms.PancakeView.Platforms.WPF;
 using Xamarin.Forms.Platform.WPF;
 
 namespace Xamarin.CommunityToolkit.Sample.WPF
@@ -25,7 +11,7 @@ public partial class MainWindow : FormsApplicationPage
 		public MainWindow()
 		{
 			InitializeComponent();
-			Xamarin.Forms.Forms.Init();
+			Forms.Forms.Init();
 			PancakeViewRenderer.Init();
 			LoadApplication(new Xamarin.CommunityToolkit.Sample.App());
 		}