Steven Kirk
4 years ago
committed by
GitHub
GitHub
588 changed files with 28202 additions and 5595 deletions
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<ProjectConfiguration> |
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<Settings> |
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<IgnoreThisComponentCompletely>True</IgnoreThisComponentCompletely> |
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</Settings> |
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</ProjectConfiguration> |
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File diff suppressed because it is too large
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# Starter pipeline |
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# Start with a minimal pipeline that you can customize to build and deploy your code. |
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# Add steps that build, run tests, deploy, and more: |
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# https://aka.ms/yaml |
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|
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trigger: |
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- master |
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|
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jobs: |
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- job: Mac |
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pool: |
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name: 'AvaloniaMacPool' |
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|
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steps: |
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- script: system_profiler SPDisplaysDataType |grep Resolution |
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|
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- script: | |
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pkill node |
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appium & |
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pkill IntegrationTestApp |
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./build.sh CompileNative |
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rm -rf $(osascript -e "POSIX path of (path to application id \"net.avaloniaui.avalonia.integrationtestapp\")") |
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pkill IntegrationTestApp |
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./samples/IntegrationTestApp/bundle.sh |
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open -n ./samples/IntegrationTestApp/bin/Debug/net6.0/osx-arm64/publish/IntegrationTestApp.app |
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pkill IntegrationTestApp |
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|
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- task: DotNetCoreCLI@2 |
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inputs: |
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command: 'test' |
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projects: 'tests/Avalonia.IntegrationTests.Appium/Avalonia.IntegrationTests.Appium.csproj' |
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|
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- script: | |
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pkill IntegrationTestApp |
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pkill node |
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|
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- job: Windows |
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pool: |
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vmImage: 'windows-2022' |
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|
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steps: |
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- task: UseDotNet@2 |
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displayName: 'Use .NET Core SDK 6.0.202' |
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inputs: |
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version: 6.0.202 |
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|
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- task: Windows Application Driver@0 |
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inputs: |
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OperationType: 'Start' |
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AgentResolution: '4K' |
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displayName: 'Start WinAppDriver' |
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|
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- task: DotNetCoreCLI@2 |
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inputs: |
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command: 'build' |
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projects: 'samples/IntegrationTestApp/IntegrationTestApp.csproj' |
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|
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- task: DotNetCoreCLI@2 |
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inputs: |
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command: 'test' |
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projects: 'tests/Avalonia.IntegrationTests.Appium/Avalonia.IntegrationTests.Appium.csproj' |
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|
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- task: Windows Application Driver@0 |
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inputs: |
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OperationType: 'Stop' |
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displayName: 'Stop WinAppDriver' |
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@ -1,4 +1,5 @@ |
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<?xml version="1.0" encoding="utf-8"?> |
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<manifest xmlns:android="http://schemas.android.com/apk/res/android" android:installLocation="auto"> |
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<application android:label="ControlCatalog.Android" android:icon="@drawable/Icon"></application> |
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<application android:label="ControlCatalog.Android" android:icon="@drawable/Icon"></application> |
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<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> |
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</manifest> |
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|
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@ -0,0 +1 @@ |
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DOTNET_DiagnosticPorts=127.0.0.1:9000,suspend |
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@ -0,0 +1 @@ |
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DOTNET_DiagnosticPorts=10.0.2.2:9001,suspend |
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@ -0,0 +1,45 @@ |
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<UserControl xmlns="https://github.com/avaloniaui" |
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" |
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xmlns:pages="clr-namespace:ControlCatalog.Pages" |
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x:Class="ControlCatalog.Pages.CompositionPage"> |
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<StackPanel> |
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<TextBlock Classes="h1">Implicit animations</TextBlock> |
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<Grid ColumnDefinitions="*,10,40" Margin="0 0 40 0"> |
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<ItemsControl x:Name="Items"> |
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<ItemsControl.ItemsPanel> |
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<ItemsPanelTemplate> |
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<WrapPanel/> |
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</ItemsPanelTemplate> |
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</ItemsControl.ItemsPanel> |
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<ItemsControl.DataTemplates> |
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<DataTemplate DataType="pages:CompositionPageColorItem"> |
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<Border |
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pages:CompositionPage.EnableAnimations="True" |
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Padding="10" BorderBrush="Gray" BorderThickness="2" |
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Background="{Binding ColorBrush}" Width="100" Height="100" Margin="10"> |
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<TextBlock Text="{Binding ColorHexValue}"/> |
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</Border> |
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</DataTemplate> |
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</ItemsControl.DataTemplates> |
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</ItemsControl> |
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<GridSplitter Margin="2" BorderThickness="1" BorderBrush="Gray" |
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Background="#e0e0e0" Grid.Column="1" |
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ResizeDirection="Columns" ResizeBehavior="PreviousAndNext" |
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/> |
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<Border Grid.Column="2"> |
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<LayoutTransformControl |
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HorizontalAlignment="Center" |
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|
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MinWidth="30"> |
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<LayoutTransformControl.LayoutTransform> |
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<RotateTransform Angle="90"/> |
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</LayoutTransformControl.LayoutTransform> |
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|
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<TextBlock>Resize me</TextBlock> |
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</LayoutTransformControl> |
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</Border> |
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</Grid> |
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|
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|
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</StackPanel> |
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</UserControl> |
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@ -0,0 +1,153 @@ |
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using System; |
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using System.Collections.Generic; |
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using System.Linq; |
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using System.Numerics; |
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using System.Threading.Tasks; |
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using Avalonia; |
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using Avalonia.Controls; |
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using Avalonia.Controls.Primitives; |
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using Avalonia.Interactivity; |
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using Avalonia.Markup.Xaml; |
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using Avalonia.Markup.Xaml.Templates; |
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using Avalonia.Media; |
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using Avalonia.Rendering.Composition; |
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using Avalonia.Rendering.Composition.Animations; |
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using Avalonia.VisualTree; |
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|
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namespace ControlCatalog.Pages; |
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|
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public partial class CompositionPage : UserControl |
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{ |
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private ImplicitAnimationCollection _implicitAnimations; |
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|
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public CompositionPage() |
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{ |
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AvaloniaXamlLoader.Load(this); |
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} |
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|
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protected override void OnAttachedToVisualTree(VisualTreeAttachmentEventArgs e) |
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{ |
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base.OnAttachedToVisualTree(e); |
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this.FindControl<ItemsControl>("Items").Items = CreateColorItems(); |
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} |
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|
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private List<CompositionPageColorItem> CreateColorItems() |
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{ |
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var list = new List<CompositionPageColorItem>(); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 255, 185, 0))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 231, 72, 86))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 0, 120, 215))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 0, 153, 188))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 122, 117, 116))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 118, 118, 118))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 255, 141, 0))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 232, 17, 35))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 0, 99, 177))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 45, 125, 154))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 93, 90, 88))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 76, 74, 72))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 247, 99, 12))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 234, 0, 94))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 142, 140, 216))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 0, 183, 195))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 104, 118, 138))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 105, 121, 126))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 202, 80, 16))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 195, 0, 82))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 107, 105, 214))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 3, 131, 135))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 81, 92, 107))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 74, 84, 89))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 218, 59, 1))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 227, 0, 140))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 135, 100, 184))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 0, 178, 148))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 86, 124, 115))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 100, 124, 100))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 239, 105, 80))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 191, 0, 119))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 116, 77, 169))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 1, 133, 116))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 72, 104, 96))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 82, 94, 84))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 209, 52, 56))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 194, 57, 179))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 177, 70, 194))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 0, 204, 106))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 73, 130, 5))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 132, 117, 69))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 255, 67, 67))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 154, 0, 137))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 136, 23, 152))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 16, 137, 62))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 16, 124, 16))); |
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list.Add(new CompositionPageColorItem(Color.FromArgb(255, 126, 115, 95))); |
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|
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return list; |
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} |
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|
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private void EnsureImplicitAnimations() |
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{ |
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if (_implicitAnimations == null) |
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{ |
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var compositor = ElementComposition.GetElementVisual(this)!.Compositor; |
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var offsetAnimation = compositor.CreateVector3KeyFrameAnimation(); |
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offsetAnimation.Target = "Offset"; |
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offsetAnimation.InsertExpressionKeyFrame(1.0f, "this.FinalValue"); |
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offsetAnimation.Duration = TimeSpan.FromMilliseconds(400); |
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var rotationAnimation = compositor.CreateScalarKeyFrameAnimation(); |
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rotationAnimation.Target = "RotationAngle"; |
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rotationAnimation.InsertKeyFrame(.5f, 0.160f); |
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rotationAnimation.InsertKeyFrame(1f, 0f); |
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rotationAnimation.Duration = TimeSpan.FromMilliseconds(400); |
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var animationGroup = compositor.CreateAnimationGroup(); |
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animationGroup.Add(offsetAnimation); |
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animationGroup.Add(rotationAnimation); |
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_implicitAnimations = compositor.CreateImplicitAnimationCollection(); |
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_implicitAnimations["Offset"] = animationGroup; |
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} |
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} |
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public static void SetEnableAnimations(Border border, bool value) |
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{ |
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var page = border.FindAncestorOfType<CompositionPage>(); |
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if (page == null) |
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{ |
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border.AttachedToVisualTree += delegate { SetEnableAnimations(border, true); }; |
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return; |
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} |
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if (ElementComposition.GetElementVisual(page) == null) |
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return; |
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page.EnsureImplicitAnimations(); |
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ElementComposition.GetElementVisual((Visual)border.GetVisualParent()).ImplicitAnimations = |
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page._implicitAnimations; |
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} |
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} |
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|
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public class CompositionPageColorItem |
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{ |
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public Color Color { get; private set; } |
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public SolidColorBrush ColorBrush |
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{ |
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get { return new SolidColorBrush(Color); } |
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} |
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public String ColorHexValue |
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{ |
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get { return Color.ToString().Substring(3).ToUpperInvariant(); } |
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} |
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public CompositionPageColorItem(Color color) |
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{ |
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Color = color; |
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} |
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} |
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@ -1,29 +1,57 @@ |
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<UserControl xmlns="https://github.com/avaloniaui" |
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" |
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x:Class="ControlCatalog.Pages.DialogsPage"> |
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<StackPanel Orientation="Vertical" Spacing="4" Margin="4"> |
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<CheckBox Name="UseFilters">Use filters</CheckBox> |
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<Button Name="OpenFile">_Open File</Button> |
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<Button Name="OpenMultipleFiles">Open _Multiple File</Button> |
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<Button Name="SaveFile">_Save File</Button> |
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<Button Name="SelectFolder">Select Fo_lder</Button> |
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<Button Name="OpenBoth">Select _Both</Button> |
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<UserControl x:Class="ControlCatalog.Pages.DialogsPage" |
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xmlns="https://github.com/avaloniaui" |
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"> |
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<StackPanel Margin="4" |
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Orientation="Vertical" |
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Spacing="4"> |
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<TextBlock x:Name="PickerLastResultsVisible" |
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Classes="h2" |
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IsVisible="False" |
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Text="Last picker results:" /> |
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<ItemsPresenter x:Name="PickerLastResults" /> |
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<TextBlock Text="Windows:" /> |
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<TextBlock Margin="0, 8, 0, 0" |
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Classes="h1" |
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Text="Window dialogs" /> |
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<Button Name="DecoratedWindow">Decorated _window</Button> |
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<Button Name="DecoratedWindowDialog">Decorated w_indow (dialog)</Button> |
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<Button Name="Dialog" ToolTip.Tip="Shows a dialog">_Dialog</Button> |
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<Button Name="DialogNoTaskbar">Dialog (_No taskbar icon)</Button> |
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<Button Name="OwnedWindow">Own_ed window</Button> |
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<Button Name="OwnedWindowNoTaskbar">Owned window (No tas_kbar icon)</Button> |
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<Expander Header="Window dialogs"> |
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<StackPanel Spacing="4"> |
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<Button Name="DecoratedWindow">Decorated _window</Button> |
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<Button Name="DecoratedWindowDialog">Decorated w_indow (dialog)</Button> |
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<Button Name="Dialog" ToolTip.Tip="Shows a dialog">_Dialog</Button> |
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<Button Name="DialogNoTaskbar">Dialog (_No taskbar icon)</Button> |
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<Button Name="OwnedWindow">Own_ed window</Button> |
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<Button Name="OwnedWindowNoTaskbar">Owned window (No tas_kbar icon)</Button> |
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</StackPanel> |
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</Expander> |
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<TextBlock Margin="0,20,0,0" Text="Pickers:" /> |
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<CheckBox Name="UseFilters">Use filters</CheckBox> |
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<Expander Header="FilePicker API"> |
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<StackPanel Spacing="4"> |
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<CheckBox Name="ForceManaged">Force managed dialog</CheckBox> |
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<CheckBox Name="OpenMultiple">Open multiple</CheckBox> |
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<Button Name="OpenFolderPicker">Select Fo_lder</Button> |
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<Button Name="OpenFilePicker">_Open File</Button> |
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<Button Name="SaveFilePicker">_Save File</Button> |
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<Button Name="OpenFileFromBookmark">Open File Bookmark</Button> |
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<Button Name="OpenFolderFromBookmark">Open Folder Bookmark</Button> |
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</StackPanel> |
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</Expander> |
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<Expander Header="Legacy OpenFileDialog"> |
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<StackPanel Spacing="4"> |
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<Button Name="OpenFile">_Open File</Button> |
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<Button Name="OpenMultipleFiles">Open _Multiple File</Button> |
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<Button Name="SaveFile">_Save File</Button> |
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<Button Name="SelectFolder">Select Fo_lder</Button> |
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<Button Name="OpenBoth">Select _Both</Button> |
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</StackPanel> |
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</Expander> |
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<TextBlock x:Name="PickerLastResultsVisible" |
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Classes="h2" |
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IsVisible="False" |
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Text="Last picker results:" /> |
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<ItemsPresenter x:Name="PickerLastResults" /> |
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<TextBox Name="BookmarkContainer" Watermark="Bookmark" /> |
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<TextBox Name="OpenedFileContent" |
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MaxLines="10" |
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Watermark="Picked file content" /> |
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</StackPanel> |
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</UserControl> |
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@ -0,0 +1,235 @@ |
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#nullable enable |
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using System; |
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using System.Collections.Generic; |
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using System.Diagnostics; |
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using System.Threading; |
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|
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using Avalonia; |
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using Avalonia.Controls; |
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using Avalonia.Input; |
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using Avalonia.Media; |
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using Avalonia.Threading; |
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|
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namespace ControlCatalog.Pages; |
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|
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public class PointerCanvas : Control |
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{ |
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private readonly Stopwatch _stopwatch = Stopwatch.StartNew(); |
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private int _events; |
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private IDisposable? _statusUpdated; |
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private Dictionary<int, PointerPoints> _pointers = new(); |
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private PointerPointProperties? _lastProperties; |
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private PointerUpdateKind? _lastNonOtherUpdateKind; |
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class PointerPoints |
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{ |
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struct CanvasPoint |
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{ |
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public IBrush Brush; |
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public Point Point; |
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public double Radius; |
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public double? Pressure; |
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} |
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|
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readonly CanvasPoint[] _points = new CanvasPoint[1000]; |
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int _index; |
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|
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public void Render(DrawingContext context, bool drawPoints) |
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{ |
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CanvasPoint? prev = null; |
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for (var c = 0; c < _points.Length; c++) |
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{ |
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var i = (c + _index) % _points.Length; |
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var pt = _points[i]; |
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var pressure = (pt.Pressure ?? prev?.Pressure ?? 0.5); |
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var thickness = pressure * 10; |
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var radius = pressure * pt.Radius; |
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|
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if (drawPoints) |
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{ |
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if (pt.Brush != null) |
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{ |
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context.DrawEllipse(pt.Brush, null, pt.Point, radius, radius); |
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} |
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} |
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else |
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{ |
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if (prev.HasValue && prev.Value.Brush != null && pt.Brush != null |
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&& prev.Value.Pressure != null && pt.Pressure != null) |
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{ |
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var linePen = new Pen(Brushes.Black, thickness, null, PenLineCap.Round, PenLineJoin.Round); |
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context.DrawLine(linePen, prev.Value.Point, pt.Point); |
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} |
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} |
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prev = pt; |
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} |
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|
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} |
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|
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void AddPoint(Point pt, IBrush brush, double radius, float? pressure = null) |
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{ |
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_points[_index] = new CanvasPoint { Point = pt, Brush = brush, Radius = radius, Pressure = pressure }; |
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_index = (_index + 1) % _points.Length; |
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} |
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|
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public void HandleEvent(PointerEventArgs e, Visual v) |
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{ |
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e.Handled = true; |
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var currentPoint = e.GetCurrentPoint(v); |
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if (e.RoutedEvent == PointerPressedEvent) |
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AddPoint(currentPoint.Position, Brushes.Green, 10); |
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else if (e.RoutedEvent == PointerReleasedEvent) |
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AddPoint(currentPoint.Position, Brushes.Red, 10); |
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else |
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{ |
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var pts = e.GetIntermediatePoints(v); |
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for (var c = 0; c < pts.Count; c++) |
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{ |
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var pt = pts[c]; |
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AddPoint(pt.Position, c == pts.Count - 1 ? Brushes.Blue : Brushes.Black, |
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c == pts.Count - 1 ? 5 : 2, pt.Properties.Pressure); |
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} |
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} |
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} |
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} |
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|
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private int _threadSleep; |
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public static DirectProperty<PointerCanvas, int> ThreadSleepProperty = |
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AvaloniaProperty.RegisterDirect<PointerCanvas, int>(nameof(ThreadSleep), c => c.ThreadSleep, (c, v) => c.ThreadSleep = v); |
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|
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public int ThreadSleep |
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{ |
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get => _threadSleep; |
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set => SetAndRaise(ThreadSleepProperty, ref _threadSleep, value); |
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} |
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|
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private bool _drawOnlyPoints; |
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public static DirectProperty<PointerCanvas, bool> DrawOnlyPointsProperty = |
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AvaloniaProperty.RegisterDirect<PointerCanvas, bool>(nameof(DrawOnlyPoints), c => c.DrawOnlyPoints, (c, v) => c.DrawOnlyPoints = v); |
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|
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public bool DrawOnlyPoints |
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{ |
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get => _drawOnlyPoints; |
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set => SetAndRaise(DrawOnlyPointsProperty, ref _drawOnlyPoints, value); |
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} |
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|
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private string? _status; |
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public static DirectProperty<PointerCanvas, string?> StatusProperty = |
|||
AvaloniaProperty.RegisterDirect<PointerCanvas, string?>(nameof(DrawOnlyPoints), c => c.Status, (c, v) => c.Status = v, |
|||
defaultBindingMode: Avalonia.Data.BindingMode.TwoWay); |
|||
|
|||
public string? Status |
|||
{ |
|||
get => _status; |
|||
set => SetAndRaise(StatusProperty, ref _status, value); |
|||
} |
|||
|
|||
protected override void OnAttachedToVisualTree(VisualTreeAttachmentEventArgs e) |
|||
{ |
|||
base.OnAttachedToVisualTree(e); |
|||
|
|||
_statusUpdated = DispatcherTimer.Run(() => |
|||
{ |
|||
if (_stopwatch.Elapsed.TotalMilliseconds > 250) |
|||
{ |
|||
Status = $@"Events per second: {(_events / _stopwatch.Elapsed.TotalSeconds)}
|
|||
PointerUpdateKind: {_lastProperties?.PointerUpdateKind} |
|||
Last PointerUpdateKind != Other: {_lastNonOtherUpdateKind} |
|||
IsLeftButtonPressed: {_lastProperties?.IsLeftButtonPressed} |
|||
IsRightButtonPressed: {_lastProperties?.IsRightButtonPressed} |
|||
IsMiddleButtonPressed: {_lastProperties?.IsMiddleButtonPressed} |
|||
IsXButton1Pressed: {_lastProperties?.IsXButton1Pressed} |
|||
IsXButton2Pressed: {_lastProperties?.IsXButton2Pressed} |
|||
IsBarrelButtonPressed: {_lastProperties?.IsBarrelButtonPressed} |
|||
IsEraser: {_lastProperties?.IsEraser} |
|||
IsInverted: {_lastProperties?.IsInverted} |
|||
Pressure: {_lastProperties?.Pressure} |
|||
XTilt: {_lastProperties?.XTilt} |
|||
YTilt: {_lastProperties?.YTilt} |
|||
Twist: {_lastProperties?.Twist}";
|
|||
_stopwatch.Restart(); |
|||
_events = 0; |
|||
} |
|||
|
|||
return true; |
|||
}, TimeSpan.FromMilliseconds(10)); |
|||
} |
|||
|
|||
protected override void OnDetachedFromVisualTree(VisualTreeAttachmentEventArgs e) |
|||
{ |
|||
base.OnDetachedFromVisualTree(e); |
|||
|
|||
_statusUpdated?.Dispose(); |
|||
} |
|||
|
|||
void HandleEvent(PointerEventArgs e) |
|||
{ |
|||
_events++; |
|||
|
|||
if (_threadSleep != 0) |
|||
{ |
|||
Thread.Sleep(_threadSleep); |
|||
} |
|||
InvalidateVisual(); |
|||
|
|||
var lastPointer = e.GetCurrentPoint(this); |
|||
_lastProperties = lastPointer.Properties; |
|||
|
|||
if (_lastProperties.PointerUpdateKind != PointerUpdateKind.Other) |
|||
{ |
|||
_lastNonOtherUpdateKind = _lastProperties.PointerUpdateKind; |
|||
} |
|||
|
|||
if (e.RoutedEvent == PointerReleasedEvent && e.Pointer.Type == PointerType.Touch) |
|||
{ |
|||
_pointers.Remove(e.Pointer.Id); |
|||
return; |
|||
} |
|||
|
|||
if (e.Pointer.Type != PointerType.Pen |
|||
|| lastPointer.Properties.Pressure > 0) |
|||
{ |
|||
if (!_pointers.TryGetValue(e.Pointer.Id, out var pt)) |
|||
_pointers[e.Pointer.Id] = pt = new PointerPoints(); |
|||
pt.HandleEvent(e, this); |
|||
} |
|||
} |
|||
|
|||
public override void Render(DrawingContext context) |
|||
{ |
|||
context.FillRectangle(Brushes.White, Bounds); |
|||
foreach (var pt in _pointers.Values) |
|||
pt.Render(context, _drawOnlyPoints); |
|||
base.Render(context); |
|||
} |
|||
|
|||
protected override void OnPointerPressed(PointerPressedEventArgs e) |
|||
{ |
|||
if (e.ClickCount == 2) |
|||
{ |
|||
_pointers.Clear(); |
|||
InvalidateVisual(); |
|||
return; |
|||
} |
|||
|
|||
HandleEvent(e); |
|||
base.OnPointerPressed(e); |
|||
} |
|||
|
|||
protected override void OnPointerMoved(PointerEventArgs e) |
|||
{ |
|||
HandleEvent(e); |
|||
base.OnPointerMoved(e); |
|||
} |
|||
|
|||
protected override void OnPointerReleased(PointerReleasedEventArgs e) |
|||
{ |
|||
HandleEvent(e); |
|||
base.OnPointerReleased(e); |
|||
} |
|||
|
|||
protected override void OnPointerCaptureLost(PointerCaptureLostEventArgs e) |
|||
{ |
|||
_lastProperties = null; |
|||
base.OnPointerCaptureLost(e); |
|||
} |
|||
} |
|||
@ -0,0 +1,109 @@ |
|||
#nullable enable |
|||
using System; |
|||
using System.Collections.Generic; |
|||
using System.Linq; |
|||
using System.Reactive.Linq; |
|||
|
|||
using Avalonia; |
|||
using Avalonia.Controls; |
|||
using Avalonia.Input; |
|||
using Avalonia.Media; |
|||
using Avalonia.Media.Immutable; |
|||
|
|||
namespace ControlCatalog.Pages; |
|||
|
|||
public class PointerContactsTab : Control |
|||
{ |
|||
class PointerInfo |
|||
{ |
|||
public Point Point { get; set; } |
|||
public Color Color { get; set; } |
|||
} |
|||
|
|||
private static Color[] AllColors = new[] |
|||
{ |
|||
Colors.Aqua, |
|||
Colors.Beige, |
|||
Colors.Chartreuse, |
|||
Colors.Coral, |
|||
Colors.Fuchsia, |
|||
Colors.Crimson, |
|||
Colors.Lavender, |
|||
Colors.Orange, |
|||
Colors.Orchid, |
|||
Colors.ForestGreen, |
|||
Colors.SteelBlue, |
|||
Colors.PapayaWhip, |
|||
Colors.PaleVioletRed, |
|||
Colors.Goldenrod, |
|||
Colors.Maroon, |
|||
Colors.Moccasin, |
|||
Colors.Navy, |
|||
Colors.Wheat, |
|||
Colors.Violet, |
|||
Colors.Sienna, |
|||
Colors.Indigo, |
|||
Colors.Honeydew |
|||
}; |
|||
|
|||
private Dictionary<IPointer, PointerInfo> _pointers = new Dictionary<IPointer, PointerInfo>(); |
|||
|
|||
public PointerContactsTab() |
|||
{ |
|||
ClipToBounds = true; |
|||
} |
|||
|
|||
void UpdatePointer(PointerEventArgs e) |
|||
{ |
|||
if (!_pointers.TryGetValue(e.Pointer, out var info)) |
|||
{ |
|||
if (e.RoutedEvent == PointerMovedEvent) |
|||
return; |
|||
var colors = AllColors.Except(_pointers.Values.Select(c => c.Color)).ToArray(); |
|||
var color = colors[new Random().Next(0, colors.Length - 1)]; |
|||
_pointers[e.Pointer] = info = new PointerInfo { Color = color }; |
|||
} |
|||
|
|||
info.Point = e.GetPosition(this); |
|||
InvalidateVisual(); |
|||
} |
|||
|
|||
protected override void OnPointerPressed(PointerPressedEventArgs e) |
|||
{ |
|||
UpdatePointer(e); |
|||
e.Pointer.Capture(this); |
|||
e.Handled = true; |
|||
base.OnPointerPressed(e); |
|||
} |
|||
|
|||
protected override void OnPointerMoved(PointerEventArgs e) |
|||
{ |
|||
UpdatePointer(e); |
|||
e.Handled = true; |
|||
base.OnPointerMoved(e); |
|||
} |
|||
|
|||
protected override void OnPointerReleased(PointerReleasedEventArgs e) |
|||
{ |
|||
_pointers.Remove(e.Pointer); |
|||
e.Handled = true; |
|||
InvalidateVisual(); |
|||
} |
|||
|
|||
protected override void OnPointerCaptureLost(PointerCaptureLostEventArgs e) |
|||
{ |
|||
_pointers.Remove(e.Pointer); |
|||
InvalidateVisual(); |
|||
} |
|||
|
|||
public override void Render(DrawingContext context) |
|||
{ |
|||
context.FillRectangle(Brushes.Transparent, new Rect(default, Bounds.Size)); |
|||
foreach (var pt in _pointers.Values) |
|||
{ |
|||
var brush = new ImmutableSolidColorBrush(pt.Color); |
|||
|
|||
context.DrawEllipse(brush, null, pt.Point, 75, 75); |
|||
} |
|||
} |
|||
} |
|||
@ -1,322 +0,0 @@ |
|||
using System; |
|||
using System.Collections.Generic; |
|||
using System.Diagnostics; |
|||
using System.Linq; |
|||
using System.Reactive.Linq; |
|||
using System.Runtime.InteropServices; |
|||
using System.Threading; |
|||
using Avalonia; |
|||
using Avalonia.Controls; |
|||
using Avalonia.Controls.Documents; |
|||
using Avalonia.Input; |
|||
using Avalonia.Layout; |
|||
using Avalonia.Media; |
|||
using Avalonia.Media.Immutable; |
|||
using Avalonia.Threading; |
|||
using Avalonia.VisualTree; |
|||
|
|||
namespace ControlCatalog.Pages; |
|||
|
|||
public class PointersPage : Decorator |
|||
{ |
|||
public PointersPage() |
|||
{ |
|||
Child = new TabControl |
|||
{ |
|||
Items = new[] |
|||
{ |
|||
new TabItem() { Header = "Contacts", Content = new PointerContactsTab() }, |
|||
new TabItem() { Header = "IntermediatePoints", Content = new PointerIntermediatePointsTab() } |
|||
} |
|||
}; |
|||
} |
|||
|
|||
|
|||
class PointerContactsTab : Control |
|||
{ |
|||
class PointerInfo |
|||
{ |
|||
public Point Point { get; set; } |
|||
public Color Color { get; set; } |
|||
} |
|||
|
|||
private static Color[] AllColors = new[] |
|||
{ |
|||
Colors.Aqua, |
|||
Colors.Beige, |
|||
Colors.Chartreuse, |
|||
Colors.Coral, |
|||
Colors.Fuchsia, |
|||
Colors.Crimson, |
|||
Colors.Lavender, |
|||
Colors.Orange, |
|||
Colors.Orchid, |
|||
Colors.ForestGreen, |
|||
Colors.SteelBlue, |
|||
Colors.PapayaWhip, |
|||
Colors.PaleVioletRed, |
|||
Colors.Goldenrod, |
|||
Colors.Maroon, |
|||
Colors.Moccasin, |
|||
Colors.Navy, |
|||
Colors.Wheat, |
|||
Colors.Violet, |
|||
Colors.Sienna, |
|||
Colors.Indigo, |
|||
Colors.Honeydew |
|||
}; |
|||
|
|||
private Dictionary<IPointer, PointerInfo> _pointers = new Dictionary<IPointer, PointerInfo>(); |
|||
|
|||
public PointerContactsTab() |
|||
{ |
|||
ClipToBounds = true; |
|||
} |
|||
|
|||
void UpdatePointer(PointerEventArgs e) |
|||
{ |
|||
if (!_pointers.TryGetValue(e.Pointer, out var info)) |
|||
{ |
|||
if (e.RoutedEvent == PointerMovedEvent) |
|||
return; |
|||
var colors = AllColors.Except(_pointers.Values.Select(c => c.Color)).ToArray(); |
|||
var color = colors[new Random().Next(0, colors.Length - 1)]; |
|||
_pointers[e.Pointer] = info = new PointerInfo {Color = color}; |
|||
} |
|||
|
|||
info.Point = e.GetPosition(this); |
|||
InvalidateVisual(); |
|||
} |
|||
|
|||
protected override void OnPointerPressed(PointerPressedEventArgs e) |
|||
{ |
|||
UpdatePointer(e); |
|||
e.Pointer.Capture(this); |
|||
e.Handled = true; |
|||
base.OnPointerPressed(e); |
|||
} |
|||
|
|||
protected override void OnPointerMoved(PointerEventArgs e) |
|||
{ |
|||
UpdatePointer(e); |
|||
e.Handled = true; |
|||
base.OnPointerMoved(e); |
|||
} |
|||
|
|||
protected override void OnPointerReleased(PointerReleasedEventArgs e) |
|||
{ |
|||
_pointers.Remove(e.Pointer); |
|||
e.Handled = true; |
|||
InvalidateVisual(); |
|||
} |
|||
|
|||
protected override void OnPointerCaptureLost(PointerCaptureLostEventArgs e) |
|||
{ |
|||
_pointers.Remove(e.Pointer); |
|||
InvalidateVisual(); |
|||
} |
|||
|
|||
public override void Render(DrawingContext context) |
|||
{ |
|||
context.FillRectangle(Brushes.Transparent, new Rect(default, Bounds.Size)); |
|||
foreach (var pt in _pointers.Values) |
|||
{ |
|||
var brush = new ImmutableSolidColorBrush(pt.Color); |
|||
|
|||
context.DrawEllipse(brush, null, pt.Point, 75, 75); |
|||
} |
|||
} |
|||
} |
|||
|
|||
public class PointerIntermediatePointsTab : Decorator |
|||
{ |
|||
public PointerIntermediatePointsTab() |
|||
{ |
|||
this[TextElement.ForegroundProperty] = Brushes.Black; |
|||
var slider = new Slider |
|||
{ |
|||
Margin = new Thickness(5), |
|||
Minimum = 0, |
|||
Maximum = 500 |
|||
}; |
|||
|
|||
var status = new TextBlock() |
|||
{ |
|||
HorizontalAlignment = HorizontalAlignment.Left, |
|||
VerticalAlignment = VerticalAlignment.Top, |
|||
}; |
|||
Child = new Grid |
|||
{ |
|||
Children = |
|||
{ |
|||
new PointerCanvas(slider, status), |
|||
new Border |
|||
{ |
|||
Background = Brushes.LightYellow, |
|||
Child = new StackPanel |
|||
{ |
|||
Children = |
|||
{ |
|||
new StackPanel |
|||
{ |
|||
Orientation = Orientation.Horizontal, |
|||
Children = |
|||
{ |
|||
new TextBlock { Text = "Thread sleep:" }, |
|||
new TextBlock() |
|||
{ |
|||
[!TextBlock.TextProperty] =slider.GetObservable(Slider.ValueProperty) |
|||
.Select(x=>x.ToString()).ToBinding() |
|||
} |
|||
} |
|||
}, |
|||
slider |
|||
} |
|||
}, |
|||
|
|||
HorizontalAlignment = HorizontalAlignment.Right, |
|||
VerticalAlignment = VerticalAlignment.Top, |
|||
Width = 300, |
|||
Height = 60 |
|||
}, |
|||
status |
|||
} |
|||
}; |
|||
} |
|||
|
|||
class PointerCanvas : Control |
|||
{ |
|||
private readonly Slider _slider; |
|||
private readonly TextBlock _status; |
|||
private int _events; |
|||
private Stopwatch _stopwatch = Stopwatch.StartNew(); |
|||
private Dictionary<int, PointerPoints> _pointers = new(); |
|||
class PointerPoints |
|||
{ |
|||
struct CanvasPoint |
|||
{ |
|||
public IBrush Brush; |
|||
public Point Point; |
|||
public double Radius; |
|||
} |
|||
|
|||
readonly CanvasPoint[] _points = new CanvasPoint[1000]; |
|||
int _index; |
|||
|
|||
public void Render(DrawingContext context) |
|||
{ |
|||
|
|||
CanvasPoint? prev = null; |
|||
for (var c = 0; c < _points.Length; c++) |
|||
{ |
|||
var i = (c + _index) % _points.Length; |
|||
var pt = _points[i]; |
|||
if (prev.HasValue && prev.Value.Brush != null && pt.Brush != null) |
|||
context.DrawLine(new Pen(Brushes.Black), prev.Value.Point, pt.Point); |
|||
prev = pt; |
|||
if (pt.Brush != null) |
|||
context.DrawEllipse(pt.Brush, null, pt.Point, pt.Radius, pt.Radius); |
|||
|
|||
} |
|||
|
|||
} |
|||
|
|||
void AddPoint(Point pt, IBrush brush, double radius) |
|||
{ |
|||
_points[_index] = new CanvasPoint { Point = pt, Brush = brush, Radius = radius }; |
|||
_index = (_index + 1) % _points.Length; |
|||
} |
|||
|
|||
public void HandleEvent(PointerEventArgs e, Visual v) |
|||
{ |
|||
e.Handled = true; |
|||
if (e.RoutedEvent == PointerPressedEvent) |
|||
AddPoint(e.GetPosition(v), Brushes.Green, 10); |
|||
else if (e.RoutedEvent == PointerReleasedEvent) |
|||
AddPoint(e.GetPosition(v), Brushes.Red, 10); |
|||
else |
|||
{ |
|||
var pts = e.GetIntermediatePoints(v); |
|||
for (var c = 0; c < pts.Count; c++) |
|||
{ |
|||
var pt = pts[c]; |
|||
AddPoint(pt.Position, c == pts.Count - 1 ? Brushes.Blue : Brushes.Black, |
|||
c == pts.Count - 1 ? 5 : 2); |
|||
} |
|||
} |
|||
} |
|||
} |
|||
|
|||
public PointerCanvas(Slider slider, TextBlock status) |
|||
{ |
|||
_slider = slider; |
|||
_status = status; |
|||
DispatcherTimer.Run(() => |
|||
{ |
|||
if (_stopwatch.Elapsed.TotalSeconds > 1) |
|||
{ |
|||
_status.Text = "Events per second: " + (_events / _stopwatch.Elapsed.TotalSeconds); |
|||
_stopwatch.Restart(); |
|||
_events = 0; |
|||
} |
|||
|
|||
return this.GetVisualRoot() != null; |
|||
}, TimeSpan.FromMilliseconds(10)); |
|||
} |
|||
|
|||
|
|||
void HandleEvent(PointerEventArgs e) |
|||
{ |
|||
_events++; |
|||
Thread.Sleep((int)_slider.Value); |
|||
InvalidateVisual(); |
|||
|
|||
if (e.RoutedEvent == PointerReleasedEvent && e.Pointer.Type == PointerType.Touch) |
|||
{ |
|||
_pointers.Remove(e.Pointer.Id); |
|||
return; |
|||
} |
|||
|
|||
if (!_pointers.TryGetValue(e.Pointer.Id, out var pt)) |
|||
_pointers[e.Pointer.Id] = pt = new PointerPoints(); |
|||
pt.HandleEvent(e, this); |
|||
|
|||
|
|||
} |
|||
|
|||
public override void Render(DrawingContext context) |
|||
{ |
|||
context.FillRectangle(Brushes.White, Bounds); |
|||
foreach(var pt in _pointers.Values) |
|||
pt.Render(context); |
|||
base.Render(context); |
|||
} |
|||
|
|||
protected override void OnPointerPressed(PointerPressedEventArgs e) |
|||
{ |
|||
if (e.ClickCount == 2) |
|||
{ |
|||
_pointers.Clear(); |
|||
InvalidateVisual(); |
|||
return; |
|||
} |
|||
|
|||
HandleEvent(e); |
|||
base.OnPointerPressed(e); |
|||
} |
|||
|
|||
protected override void OnPointerMoved(PointerEventArgs e) |
|||
{ |
|||
HandleEvent(e); |
|||
base.OnPointerMoved(e); |
|||
} |
|||
|
|||
protected override void OnPointerReleased(PointerReleasedEventArgs e) |
|||
{ |
|||
HandleEvent(e); |
|||
base.OnPointerReleased(e); |
|||
} |
|||
} |
|||
|
|||
} |
|||
} |
|||
@ -0,0 +1,66 @@ |
|||
<UserControl x:Class="ControlCatalog.Pages.PointersPage" |
|||
xmlns="https://github.com/avaloniaui" |
|||
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" |
|||
xmlns:local="using:ControlCatalog.Pages"> |
|||
<TabControl> |
|||
<TabItem Header="Contacts"> |
|||
<local:PointerContactsTab /> |
|||
</TabItem> |
|||
<TabItem Header="IntermediatePoints"> |
|||
<Panel TextElement.Foreground="Black"> |
|||
<local:PointerCanvas x:Name="IntermediatePointsCanvas" |
|||
DrawOnlyPoints="True" |
|||
Status="{Binding #Status1TextBlock.Text, Mode=OneWayToSource}" |
|||
ThreadSleep="{Binding #ThreadSleepSlider.Value}" /> |
|||
<Border Width="300" |
|||
Height="60" |
|||
HorizontalAlignment="Right" |
|||
VerticalAlignment="Top"> |
|||
<StackPanel Background="LightYellow"> |
|||
<TextBlock Text="{Binding #ThreadSleepSlider.Value, StringFormat='Thread sleep: {0} / 500'}" /> |
|||
<Slider x:Name="ThreadSleepSlider" |
|||
Value="50" |
|||
Maximum="500" |
|||
Minimum="0" /> |
|||
</StackPanel> |
|||
</Border> |
|||
<TextBlock x:Name="Status1TextBlock" |
|||
HorizontalAlignment="Left" |
|||
VerticalAlignment="Top" /> |
|||
</Panel> |
|||
</TabItem> |
|||
<TabItem Header="Pressure"> |
|||
<Panel TextElement.Foreground="Black"> |
|||
<local:PointerCanvas x:Name="PressureCanvas" |
|||
DrawOnlyPoints="False" |
|||
Status="{Binding #Status2TextBlock.Text, Mode=OneWayToSource}" |
|||
ThreadSleep="0" /> |
|||
<TextBlock x:Name="Status2TextBlock" |
|||
HorizontalAlignment="Left" |
|||
VerticalAlignment="Top" /> |
|||
</Panel> |
|||
</TabItem> |
|||
<TabItem Header="Capture"> |
|||
<WrapPanel> |
|||
<Border Name="BorderCapture1" |
|||
MinWidth="250" |
|||
MinHeight="170" |
|||
Margin="5" |
|||
Padding="50" |
|||
Background="{DynamicResource SystemAccentColor}" |
|||
ToolTip.Placement="Bottom"> |
|||
<TextBlock>Capture 1</TextBlock> |
|||
</Border> |
|||
<Border Name="BorderCapture2" |
|||
MinWidth="250" |
|||
MinHeight="170" |
|||
Margin="5" |
|||
Padding="50" |
|||
Background="{DynamicResource SystemAccentColor}" |
|||
ToolTip.Placement="Bottom"> |
|||
<TextBlock>Capture 2</TextBlock> |
|||
</Border> |
|||
</WrapPanel> |
|||
</TabItem> |
|||
</TabControl> |
|||
</UserControl> |
|||
@ -0,0 +1,78 @@ |
|||
using System; |
|||
using Avalonia; |
|||
using Avalonia.Controls; |
|||
using Avalonia.Input; |
|||
using Avalonia.Interactivity; |
|||
using Avalonia.Markup.Xaml; |
|||
|
|||
namespace ControlCatalog.Pages; |
|||
|
|||
public class PointersPage : UserControl |
|||
{ |
|||
public PointersPage() |
|||
{ |
|||
this.InitializeComponent(); |
|||
|
|||
var border1 = this.Get<Border>("BorderCapture1"); |
|||
var border2 = this.Get<Border>("BorderCapture2"); |
|||
|
|||
border1.PointerPressed += Border_PointerPressed; |
|||
border1.PointerReleased += Border_PointerReleased; |
|||
border1.PointerCaptureLost += Border_PointerCaptureLost; |
|||
border1.PointerMoved += Border_PointerUpdated; |
|||
border1.PointerEntered += Border_PointerUpdated; |
|||
border1.PointerExited += Border_PointerUpdated; |
|||
|
|||
border2.PointerPressed += Border_PointerPressed; |
|||
border2.PointerReleased += Border_PointerReleased; |
|||
border2.PointerCaptureLost += Border_PointerCaptureLost; |
|||
border2.PointerMoved += Border_PointerUpdated; |
|||
border2.PointerEntered += Border_PointerUpdated; |
|||
border2.PointerExited += Border_PointerUpdated; |
|||
} |
|||
|
|||
private void Border_PointerUpdated(object sender, PointerEventArgs e) |
|||
{ |
|||
var textBlock = (TextBlock)((Border)sender).Child; |
|||
var position = e.GetPosition((Border)sender); |
|||
textBlock.Text = @$"Type: {e.Pointer.Type}
|
|||
Captured: {e.Pointer.Captured == sender} |
|||
PointerId: {e.Pointer.Id} |
|||
Position: {(int)position.X} {(int)position.Y}";
|
|||
e.Handled = true; |
|||
} |
|||
|
|||
private void Border_PointerCaptureLost(object sender, PointerCaptureLostEventArgs e) |
|||
{ |
|||
var textBlock = (TextBlock)((Border)sender).Child; |
|||
textBlock.Text = @$"Type: {e.Pointer.Type}
|
|||
Captured: {e.Pointer.Captured == sender} |
|||
PointerId: {e.Pointer.Id} |
|||
Position: ??? ???";
|
|||
e.Handled = true; |
|||
} |
|||
|
|||
private void Border_PointerReleased(object sender, PointerReleasedEventArgs e) |
|||
{ |
|||
if (e.Pointer.Captured == sender) |
|||
{ |
|||
e.Pointer.Capture(null); |
|||
e.Handled = true; |
|||
} |
|||
else |
|||
{ |
|||
throw new InvalidOperationException("How?"); |
|||
} |
|||
} |
|||
|
|||
private void Border_PointerPressed(object sender, PointerPressedEventArgs e) |
|||
{ |
|||
e.Pointer.Capture((Border)sender); |
|||
e.Handled = true; |
|||
} |
|||
|
|||
private void InitializeComponent() |
|||
{ |
|||
AvaloniaXamlLoader.Load(this); |
|||
} |
|||
} |
|||
@ -0,0 +1,35 @@ |
|||
<Window xmlns="https://github.com/avaloniaui" |
|||
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" |
|||
x:Class="IntegrationTestApp.ShowWindowTest" |
|||
Name="SecondaryWindow" |
|||
Title="Show Window Test"> |
|||
<Grid ColumnDefinitions="Auto,Auto" RowDefinitions="Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto"> |
|||
<Label Grid.Column="0" Grid.Row="1">Client Size</Label> |
|||
<TextBox Name="ClientSize" Grid.Column="1" Grid.Row="1" IsReadOnly="True" |
|||
Text="{Binding ClientSize, Mode=OneWay}"/> |
|||
|
|||
<Label Grid.Column="0" Grid.Row="2">Frame Size</Label> |
|||
<TextBox Name="FrameSize" Grid.Column="1" Grid.Row="2" IsReadOnly="True" |
|||
Text="{Binding FrameSize, Mode=OneWay}"/> |
|||
|
|||
<Label Grid.Column="0" Grid.Row="3">Position</Label> |
|||
<TextBox Name="Position" Grid.Column="1" Grid.Row="3" IsReadOnly="True"/> |
|||
|
|||
<Label Grid.Column="0" Grid.Row="4">Owner Rect</Label> |
|||
<TextBox Name="OwnerRect" Grid.Column="1" Grid.Row="4" IsReadOnly="True"/> |
|||
|
|||
<Label Grid.Column="0" Grid.Row="5">Screen Rect</Label> |
|||
<TextBox Name="ScreenRect" Grid.Column="1" Grid.Row="5" IsReadOnly="True"/> |
|||
|
|||
<Label Grid.Column="0" Grid.Row="6">Scaling</Label> |
|||
<TextBox Name="Scaling" Grid.Column="1" Grid.Row="6" IsReadOnly="True"/> |
|||
|
|||
<Label Grid.Column="0" Grid.Row="7">WindowState</Label> |
|||
<ComboBox Name="WindowState" Grid.Column="1" Grid.Row="7" SelectedIndex="{Binding WindowState}"> |
|||
<ComboBoxItem>Normal</ComboBoxItem> |
|||
<ComboBoxItem>Minimized</ComboBoxItem> |
|||
<ComboBoxItem>Maximized</ComboBoxItem> |
|||
<ComboBoxItem>Fullscreen</ComboBoxItem> |
|||
</ComboBox> |
|||
</Grid> |
|||
</Window> |
|||
@ -0,0 +1,40 @@ |
|||
using System; |
|||
using Avalonia; |
|||
using Avalonia.Controls; |
|||
using Avalonia.Interactivity; |
|||
using Avalonia.Markup.Xaml; |
|||
using Avalonia.Rendering; |
|||
|
|||
namespace IntegrationTestApp |
|||
{ |
|||
public class ShowWindowTest : Window |
|||
{ |
|||
public ShowWindowTest() |
|||
{ |
|||
InitializeComponent(); |
|||
DataContext = this; |
|||
PositionChanged += (s, e) => this.GetControl<TextBox>("Position").Text = $"{Position}"; |
|||
} |
|||
|
|||
private void InitializeComponent() |
|||
{ |
|||
AvaloniaXamlLoader.Load(this); |
|||
} |
|||
|
|||
protected override void OnOpened(EventArgs e) |
|||
{ |
|||
base.OnOpened(e); |
|||
var scaling = PlatformImpl!.DesktopScaling; |
|||
this.GetControl<TextBox>("Position").Text = $"{Position}"; |
|||
this.GetControl<TextBox>("ScreenRect").Text = $"{Screens.ScreenFromVisual(this)?.WorkingArea}"; |
|||
this.GetControl<TextBox>("Scaling").Text = $"{scaling}"; |
|||
|
|||
if (Owner is not null) |
|||
{ |
|||
var ownerRect = this.GetControl<TextBox>("OwnerRect"); |
|||
var owner = (Window)Owner; |
|||
ownerRect.Text = $"{owner.Position}, {PixelSize.FromSize(owner.FrameSize!.Value, scaling)}"; |
|||
} |
|||
} |
|||
} |
|||
} |
|||
@ -0,0 +1,244 @@ |
|||
#nullable enable |
|||
|
|||
using System; |
|||
using System.Diagnostics.CodeAnalysis; |
|||
using System.IO; |
|||
using System.Linq; |
|||
using System.Threading.Tasks; |
|||
using Android.Content; |
|||
using Android.Provider; |
|||
using Avalonia.Logging; |
|||
using Avalonia.Platform.Storage; |
|||
using Java.Lang; |
|||
using AndroidUri = Android.Net.Uri; |
|||
using Exception = System.Exception; |
|||
using JavaFile = Java.IO.File; |
|||
|
|||
namespace Avalonia.Android.Platform.Storage; |
|||
|
|||
internal abstract class AndroidStorageItem : IStorageBookmarkItem |
|||
{ |
|||
private Context? _context; |
|||
|
|||
protected AndroidStorageItem(Context context, AndroidUri uri) |
|||
{ |
|||
_context = context; |
|||
Uri = uri; |
|||
} |
|||
|
|||
internal AndroidUri Uri { get; } |
|||
|
|||
protected Context Context => _context ?? throw new ObjectDisposedException(nameof(AndroidStorageItem)); |
|||
|
|||
public string Name => GetColumnValue(Context, Uri, MediaStore.IMediaColumns.DisplayName) |
|||
?? Uri.PathSegments?.LastOrDefault() ?? string.Empty; |
|||
|
|||
public bool CanBookmark => true; |
|||
|
|||
public Task<string?> SaveBookmark() |
|||
{ |
|||
Context.ContentResolver?.TakePersistableUriPermission(Uri, ActivityFlags.GrantWriteUriPermission | ActivityFlags.GrantReadUriPermission); |
|||
return Task.FromResult(Uri.ToString()); |
|||
} |
|||
|
|||
public Task ReleaseBookmark() |
|||
{ |
|||
Context.ContentResolver?.ReleasePersistableUriPermission(Uri, ActivityFlags.GrantWriteUriPermission | ActivityFlags.GrantReadUriPermission); |
|||
return Task.CompletedTask; |
|||
} |
|||
|
|||
public bool TryGetUri([NotNullWhen(true)] out Uri? uri) |
|||
{ |
|||
uri = new Uri(Uri.ToString()!); |
|||
return true; |
|||
} |
|||
|
|||
public abstract Task<StorageItemProperties> GetBasicPropertiesAsync(); |
|||
|
|||
protected string? GetColumnValue(Context context, AndroidUri contentUri, string column, string? selection = null, string[]? selectionArgs = null) |
|||
{ |
|||
try |
|||
{ |
|||
var projection = new[] { column }; |
|||
using var cursor = context.ContentResolver!.Query(contentUri, projection, selection, selectionArgs, null); |
|||
if (cursor?.MoveToFirst() == true) |
|||
{ |
|||
var columnIndex = cursor.GetColumnIndex(column); |
|||
if (columnIndex != -1) |
|||
return cursor.GetString(columnIndex); |
|||
} |
|||
} |
|||
catch (Exception ex) |
|||
{ |
|||
Logger.TryGet(LogEventLevel.Verbose, LogArea.AndroidPlatform)?.Log(this, "File metadata reader failed: '{Exception}'", ex); |
|||
} |
|||
|
|||
return null; |
|||
} |
|||
|
|||
public Task<IStorageFolder?> GetParentAsync() |
|||
{ |
|||
using var javaFile = new JavaFile(Uri.Path!); |
|||
|
|||
// Java file represents files AND directories. Don't be confused.
|
|||
if (javaFile.ParentFile is {} parentFile |
|||
&& AndroidUri.FromFile(parentFile) is {} androidUri) |
|||
{ |
|||
return Task.FromResult<IStorageFolder?>(new AndroidStorageFolder(Context, androidUri)); |
|||
} |
|||
|
|||
return Task.FromResult<IStorageFolder?>(null); |
|||
} |
|||
|
|||
public void Dispose() |
|||
{ |
|||
_context = null; |
|||
} |
|||
} |
|||
|
|||
internal sealed class AndroidStorageFolder : AndroidStorageItem, IStorageBookmarkFolder |
|||
{ |
|||
public AndroidStorageFolder(Context context, AndroidUri uri) : base(context, uri) |
|||
{ |
|||
} |
|||
|
|||
public override Task<StorageItemProperties> GetBasicPropertiesAsync() |
|||
{ |
|||
return Task.FromResult(new StorageItemProperties()); |
|||
} |
|||
} |
|||
|
|||
internal sealed class AndroidStorageFile : AndroidStorageItem, IStorageBookmarkFile |
|||
{ |
|||
public AndroidStorageFile(Context context, AndroidUri uri) : base(context, uri) |
|||
{ |
|||
} |
|||
|
|||
public bool CanOpenRead => true; |
|||
|
|||
public bool CanOpenWrite => true; |
|||
|
|||
public Task<Stream> OpenRead() => Task.FromResult(OpenContentStream(Context, Uri, false) |
|||
?? throw new InvalidOperationException("Failed to open content stream")); |
|||
|
|||
public Task<Stream> OpenWrite() => Task.FromResult(OpenContentStream(Context, Uri, true) |
|||
?? throw new InvalidOperationException("Failed to open content stream")); |
|||
|
|||
private Stream? OpenContentStream(Context context, AndroidUri uri, bool isOutput) |
|||
{ |
|||
var isVirtual = IsVirtualFile(context, uri); |
|||
if (isVirtual) |
|||
{ |
|||
Logger.TryGet(LogEventLevel.Verbose, LogArea.AndroidPlatform)?.Log(this, "Content URI was virtual: '{Uri}'", uri); |
|||
return GetVirtualFileStream(context, uri, isOutput); |
|||
} |
|||
|
|||
return isOutput |
|||
? context.ContentResolver?.OpenOutputStream(uri) |
|||
: context.ContentResolver?.OpenInputStream(uri); |
|||
} |
|||
|
|||
private bool IsVirtualFile(Context context, AndroidUri uri) |
|||
{ |
|||
if (!DocumentsContract.IsDocumentUri(context, uri)) |
|||
return false; |
|||
|
|||
var value = GetColumnValue(context, uri, DocumentsContract.Document.ColumnFlags); |
|||
if (!string.IsNullOrEmpty(value) && int.TryParse(value, out var flagsInt)) |
|||
{ |
|||
var flags = (DocumentContractFlags)flagsInt; |
|||
return flags.HasFlag(DocumentContractFlags.VirtualDocument); |
|||
} |
|||
|
|||
return false; |
|||
} |
|||
|
|||
private Stream? GetVirtualFileStream(Context context, AndroidUri uri, bool isOutput) |
|||
{ |
|||
var mimeTypes = context.ContentResolver?.GetStreamTypes(uri, FilePickerFileTypes.All.MimeTypes![0]); |
|||
if (mimeTypes?.Length >= 1) |
|||
{ |
|||
var mimeType = mimeTypes[0]; |
|||
var asset = context.ContentResolver! |
|||
.OpenTypedAssetFileDescriptor(uri, mimeType, null); |
|||
|
|||
var stream = isOutput |
|||
? asset?.CreateOutputStream() |
|||
: asset?.CreateInputStream(); |
|||
|
|||
return stream; |
|||
} |
|||
|
|||
return null; |
|||
} |
|||
|
|||
public override Task<StorageItemProperties> GetBasicPropertiesAsync() |
|||
{ |
|||
ulong? size = null; |
|||
DateTimeOffset? itemDate = null; |
|||
DateTimeOffset? dateModified = null; |
|||
|
|||
try |
|||
{ |
|||
var projection = new[] |
|||
{ |
|||
MediaStore.IMediaColumns.Size, MediaStore.IMediaColumns.DateAdded, |
|||
MediaStore.IMediaColumns.DateModified |
|||
}; |
|||
using var cursor = Context.ContentResolver!.Query(Uri, projection, null, null, null); |
|||
|
|||
if (cursor?.MoveToFirst() == true) |
|||
{ |
|||
try |
|||
{ |
|||
var columnIndex = cursor.GetColumnIndex(MediaStore.IMediaColumns.Size); |
|||
if (columnIndex != -1) |
|||
{ |
|||
size = (ulong)cursor.GetLong(columnIndex); |
|||
} |
|||
} |
|||
catch (Exception ex) |
|||
{ |
|||
Logger.TryGet(LogEventLevel.Verbose, LogArea.AndroidPlatform)? |
|||
.Log(this, "File Size metadata reader failed: '{Exception}'", ex); |
|||
} |
|||
|
|||
try |
|||
{ |
|||
var columnIndex = cursor.GetColumnIndex(MediaStore.IMediaColumns.DateAdded); |
|||
if (columnIndex != -1) |
|||
{ |
|||
var longValue = cursor.GetLong(columnIndex); |
|||
itemDate = longValue > 0 ? DateTimeOffset.FromUnixTimeMilliseconds(longValue) : null; |
|||
} |
|||
} |
|||
catch (Exception ex) |
|||
{ |
|||
Logger.TryGet(LogEventLevel.Verbose, LogArea.AndroidPlatform)? |
|||
.Log(this, "File DateAdded metadata reader failed: '{Exception}'", ex); |
|||
} |
|||
|
|||
try |
|||
{ |
|||
var columnIndex = cursor.GetColumnIndex(MediaStore.IMediaColumns.DateModified); |
|||
if (columnIndex != -1) |
|||
{ |
|||
var longValue = cursor.GetLong(columnIndex); |
|||
dateModified = longValue > 0 ? DateTimeOffset.FromUnixTimeMilliseconds(longValue) : null; |
|||
} |
|||
} |
|||
catch (Exception ex) |
|||
{ |
|||
Logger.TryGet(LogEventLevel.Verbose, LogArea.AndroidPlatform)? |
|||
.Log(this, "File DateAdded metadata reader failed: '{Exception}'", ex); |
|||
} |
|||
} |
|||
} |
|||
catch (UnsupportedOperationException) |
|||
{ |
|||
// It's not possible to get parameters of some files/folders.
|
|||
} |
|||
|
|||
return Task.FromResult(new StorageItemProperties(size, itemDate, dateModified)); |
|||
} |
|||
} |
|||
@ -0,0 +1,177 @@ |
|||
#nullable enable |
|||
|
|||
using System; |
|||
using System.Collections.Generic; |
|||
using System.Linq; |
|||
using System.Threading.Tasks; |
|||
using Android.App; |
|||
using Android.Content; |
|||
using Android.Provider; |
|||
using Avalonia.Platform.Storage; |
|||
using AndroidUri = Android.Net.Uri; |
|||
|
|||
namespace Avalonia.Android.Platform.Storage; |
|||
|
|||
internal class AndroidStorageProvider : IStorageProvider |
|||
{ |
|||
private readonly AvaloniaActivity _activity; |
|||
private int _lastRequestCode = 20000; |
|||
|
|||
public AndroidStorageProvider(AvaloniaActivity activity) |
|||
{ |
|||
_activity = activity; |
|||
} |
|||
|
|||
public bool CanOpen => OperatingSystem.IsAndroidVersionAtLeast(19); |
|||
|
|||
public bool CanSave => OperatingSystem.IsAndroidVersionAtLeast(19); |
|||
|
|||
public bool CanPickFolder => OperatingSystem.IsAndroidVersionAtLeast(21); |
|||
|
|||
public Task<IStorageBookmarkFolder?> OpenFolderBookmarkAsync(string bookmark) |
|||
{ |
|||
var uri = AndroidUri.Parse(bookmark) ?? throw new ArgumentException("Couldn't parse Bookmark value", nameof(bookmark)); |
|||
return Task.FromResult<IStorageBookmarkFolder?>(new AndroidStorageFolder(_activity, uri)); |
|||
} |
|||
|
|||
public Task<IStorageBookmarkFile?> OpenFileBookmarkAsync(string bookmark) |
|||
{ |
|||
var uri = AndroidUri.Parse(bookmark) ?? throw new ArgumentException("Couldn't parse Bookmark value", nameof(bookmark)); |
|||
return Task.FromResult<IStorageBookmarkFile?>(new AndroidStorageFile(_activity, uri)); |
|||
} |
|||
|
|||
public async Task<IReadOnlyList<IStorageFile>> OpenFilePickerAsync(FilePickerOpenOptions options) |
|||
{ |
|||
var mimeTypes = options.FileTypeFilter?.Where(t => t != FilePickerFileTypes.All) |
|||
.SelectMany(f => f.MimeTypes ?? Array.Empty<string>()).Distinct().ToArray() ?? Array.Empty<string>(); |
|||
|
|||
var intent = new Intent(Intent.ActionOpenDocument) |
|||
.AddCategory(Intent.CategoryOpenable) |
|||
.PutExtra(Intent.ExtraAllowMultiple, options.AllowMultiple) |
|||
.SetType(FilePickerFileTypes.All.MimeTypes![0]); |
|||
if (mimeTypes.Length > 0) |
|||
{ |
|||
intent = intent.PutExtra(Intent.ExtraMimeTypes, mimeTypes); |
|||
} |
|||
|
|||
if (TryGetInitialUri(options.SuggestedStartLocation) is { } initialUri) |
|||
{ |
|||
intent = intent.PutExtra(DocumentsContract.ExtraInitialUri, initialUri); |
|||
} |
|||
|
|||
var pickerIntent = Intent.CreateChooser(intent, options.Title ?? "Select file"); |
|||
|
|||
var uris = await StartActivity(pickerIntent, false); |
|||
return uris.Select(u => new AndroidStorageFile(_activity, u)).ToArray(); |
|||
} |
|||
|
|||
public async Task<IStorageFile?> SaveFilePickerAsync(FilePickerSaveOptions options) |
|||
{ |
|||
var mimeTypes = options.FileTypeChoices?.Where(t => t != FilePickerFileTypes.All) |
|||
.SelectMany(f => f.MimeTypes ?? Array.Empty<string>()).Distinct().ToArray() ?? Array.Empty<string>(); |
|||
|
|||
var intent = new Intent(Intent.ActionCreateDocument) |
|||
.AddCategory(Intent.CategoryOpenable) |
|||
.SetType(FilePickerFileTypes.All.MimeTypes![0]); |
|||
if (mimeTypes.Length > 0) |
|||
{ |
|||
intent = intent.PutExtra(Intent.ExtraMimeTypes, mimeTypes); |
|||
} |
|||
|
|||
if (options.SuggestedFileName is { } fileName) |
|||
{ |
|||
if (options.DefaultExtension is { } ext) |
|||
{ |
|||
fileName += ext.StartsWith('.') ? ext : "." + ext; |
|||
} |
|||
intent = intent.PutExtra(Intent.ExtraTitle, fileName); |
|||
} |
|||
|
|||
if (TryGetInitialUri(options.SuggestedStartLocation) is { } initialUri) |
|||
{ |
|||
intent = intent.PutExtra(DocumentsContract.ExtraInitialUri, initialUri); |
|||
} |
|||
|
|||
var pickerIntent = Intent.CreateChooser(intent, options.Title ?? "Save file"); |
|||
|
|||
var uris = await StartActivity(pickerIntent, true); |
|||
return uris.Select(u => new AndroidStorageFile(_activity, u)).FirstOrDefault(); |
|||
} |
|||
|
|||
public async Task<IReadOnlyList<IStorageFolder>> OpenFolderPickerAsync(FolderPickerOpenOptions options) |
|||
{ |
|||
var intent = new Intent(Intent.ActionOpenDocumentTree) |
|||
.PutExtra(Intent.ExtraAllowMultiple, options.AllowMultiple); |
|||
if (TryGetInitialUri(options.SuggestedStartLocation) is { } initialUri) |
|||
{ |
|||
intent = intent.PutExtra(DocumentsContract.ExtraInitialUri, initialUri); |
|||
} |
|||
|
|||
var pickerIntent = Intent.CreateChooser(intent, options.Title ?? "Select folder"); |
|||
|
|||
var uris = await StartActivity(pickerIntent, false); |
|||
return uris.Select(u => new AndroidStorageFolder(_activity, u)).ToArray(); |
|||
} |
|||
|
|||
private async Task<List<AndroidUri>> StartActivity(Intent? pickerIntent, bool singleResult) |
|||
{ |
|||
var resultList = new List<AndroidUri>(1); |
|||
var tcs = new TaskCompletionSource<Intent?>(); |
|||
var currentRequestCode = _lastRequestCode++; |
|||
|
|||
_activity.ActivityResult += OnActivityResult; |
|||
_activity.StartActivityForResult(pickerIntent, currentRequestCode); |
|||
|
|||
var result = await tcs.Task; |
|||
|
|||
if (result != null) |
|||
{ |
|||
// ClipData first to avoid issue with multiple files selection.
|
|||
if (!singleResult && result.ClipData is { } clipData) |
|||
{ |
|||
for (var i = 0; i < clipData.ItemCount; i++) |
|||
{ |
|||
var uri = clipData.GetItemAt(i)?.Uri; |
|||
if (uri != null) |
|||
{ |
|||
resultList.Add(uri); |
|||
} |
|||
} |
|||
} |
|||
else if (result.Data is { } uri) |
|||
{ |
|||
resultList.Add(uri); |
|||
} |
|||
} |
|||
|
|||
if (result?.HasExtra("error") == true) |
|||
{ |
|||
throw new Exception(result.GetStringExtra("error")); |
|||
} |
|||
|
|||
return resultList; |
|||
|
|||
void OnActivityResult(int requestCode, Result resultCode, Intent data) |
|||
{ |
|||
if (currentRequestCode != requestCode) |
|||
{ |
|||
return; |
|||
} |
|||
|
|||
_activity.ActivityResult -= OnActivityResult; |
|||
|
|||
_ = tcs.TrySetResult(resultCode == Result.Ok ? data : null); |
|||
} |
|||
} |
|||
|
|||
private static AndroidUri? TryGetInitialUri(IStorageFolder? folder) |
|||
{ |
|||
if (OperatingSystem.IsAndroidVersionAtLeast(26) |
|||
&& (folder as AndroidStorageItem)?.Uri is { } uri) |
|||
{ |
|||
return uri; |
|||
} |
|||
|
|||
return null; |
|||
} |
|||
} |
|||
@ -1,20 +0,0 @@ |
|||
using System; |
|||
using System.Threading.Tasks; |
|||
using Avalonia.Controls; |
|||
using Avalonia.Controls.Platform; |
|||
|
|||
namespace Avalonia.Android |
|||
{ |
|||
internal class SystemDialogImpl : ISystemDialogImpl |
|||
{ |
|||
public Task<string[]> ShowFileDialogAsync(FileDialog dialog, Window parent) |
|||
{ |
|||
throw new NotImplementedException(); |
|||
} |
|||
|
|||
public Task<string> ShowFolderDialogAsync(OpenFolderDialog dialog, Window parent) |
|||
{ |
|||
throw new NotImplementedException(); |
|||
} |
|||
} |
|||
} |
|||
@ -0,0 +1,306 @@ |
|||
// ReSharper disable InconsistentNaming
|
|||
// Ported from Chromium project https://github.com/chromium/chromium/blob/374d31b7704475fa59f7b2cb836b3b68afdc3d79/ui/gfx/geometry/cubic_bezier.cc
|
|||
|
|||
using System; |
|||
using Avalonia.Utilities; |
|||
|
|||
// ReSharper disable CompareOfFloatsByEqualityOperator
|
|||
// ReSharper disable CommentTypo
|
|||
// ReSharper disable MemberCanBePrivate.Global
|
|||
// ReSharper disable TooWideLocalVariableScope
|
|||
// ReSharper disable UnusedMember.Global
|
|||
#pragma warning disable 649
|
|||
|
|||
namespace Avalonia.Animation.Easings |
|||
{ |
|||
/// <summary>
|
|||
/// Represents a cubic bezier curve and can compute Y coordinate for a given X
|
|||
/// </summary>
|
|||
internal unsafe struct CubicBezier |
|||
{ |
|||
const int CUBIC_BEZIER_SPLINE_SAMPLES = 11; |
|||
double ax_; |
|||
double bx_; |
|||
double cx_; |
|||
|
|||
double ay_; |
|||
double by_; |
|||
double cy_; |
|||
|
|||
double start_gradient_; |
|||
double end_gradient_; |
|||
|
|||
double range_min_; |
|||
double range_max_; |
|||
private bool monotonically_increasing_; |
|||
|
|||
fixed double spline_samples_[CUBIC_BEZIER_SPLINE_SAMPLES]; |
|||
|
|||
public CubicBezier(double p1x, double p1y, double p2x, double p2y) : this() |
|||
{ |
|||
InitCoefficients(p1x, p1y, p2x, p2y); |
|||
InitGradients(p1x, p1y, p2x, p2y); |
|||
InitRange(p1y, p2y); |
|||
InitSpline(); |
|||
} |
|||
|
|||
public readonly double SampleCurveX(double t) |
|||
{ |
|||
// `ax t^3 + bx t^2 + cx t' expanded using Horner's rule.
|
|||
return ((ax_ * t + bx_) * t + cx_) * t; |
|||
} |
|||
|
|||
readonly double SampleCurveY(double t) |
|||
{ |
|||
return ((ay_ * t + by_) * t + cy_) * t; |
|||
} |
|||
|
|||
readonly double SampleCurveDerivativeX(double t) |
|||
{ |
|||
return (3.0 * ax_ * t + 2.0 * bx_) * t + cx_; |
|||
} |
|||
|
|||
readonly double SampleCurveDerivativeY(double t) |
|||
{ |
|||
return (3.0 * ay_ * t + 2.0 * by_) * t + cy_; |
|||
} |
|||
|
|||
public readonly double SolveWithEpsilon(double x, double epsilon) |
|||
{ |
|||
if (x < 0.0) |
|||
return 0.0 + start_gradient_ * x; |
|||
if (x > 1.0) |
|||
return 1.0 + end_gradient_ * (x - 1.0); |
|||
return SampleCurveY(SolveCurveX(x, epsilon)); |
|||
} |
|||
|
|||
void InitCoefficients(double p1x, |
|||
double p1y, |
|||
double p2x, |
|||
double p2y) |
|||
{ |
|||
// Calculate the polynomial coefficients, implicit first and last control
|
|||
// points are (0,0) and (1,1).
|
|||
cx_ = 3.0 * p1x; |
|||
bx_ = 3.0 * (p2x - p1x) - cx_; |
|||
ax_ = 1.0 - cx_ - bx_; |
|||
|
|||
cy_ = 3.0 * p1y; |
|||
by_ = 3.0 * (p2y - p1y) - cy_; |
|||
ay_ = 1.0 - cy_ - by_; |
|||
|
|||
#if DEBUG
|
|||
// Bezier curves with x-coordinates outside the range [0,1] for internal
|
|||
// control points may have multiple values for t for a given value of x.
|
|||
// In this case, calls to SolveCurveX may produce ambiguous results.
|
|||
monotonically_increasing_ = p1x >= 0 && p1x <= 1 && p2x >= 0 && p2x <= 1; |
|||
#endif
|
|||
} |
|||
|
|||
void InitGradients(double p1x, |
|||
double p1y, |
|||
double p2x, |
|||
double p2y) |
|||
{ |
|||
// End-point gradients are used to calculate timing function results
|
|||
// outside the range [0, 1].
|
|||
//
|
|||
// There are four possibilities for the gradient at each end:
|
|||
// (1) the closest control point is not horizontally coincident with regard to
|
|||
// (0, 0) or (1, 1). In this case the line between the end point and
|
|||
// the control point is tangent to the bezier at the end point.
|
|||
// (2) the closest control point is coincident with the end point. In
|
|||
// this case the line between the end point and the far control
|
|||
// point is tangent to the bezier at the end point.
|
|||
// (3) both internal control points are coincident with an endpoint. There
|
|||
// are two special case that fall into this category:
|
|||
// CubicBezier(0, 0, 0, 0) and CubicBezier(1, 1, 1, 1). Both are
|
|||
// equivalent to linear.
|
|||
// (4) the closest control point is horizontally coincident with the end
|
|||
// point, but vertically distinct. In this case the gradient at the
|
|||
// end point is Infinite. However, this causes issues when
|
|||
// interpolating. As a result, we break down to a simple case of
|
|||
// 0 gradient under these conditions.
|
|||
|
|||
if (p1x > 0) |
|||
start_gradient_ = p1y / p1x; |
|||
else if (p1y == 0 && p2x > 0) |
|||
start_gradient_ = p2y / p2x; |
|||
else if (p1y == 0 && p2y == 0) |
|||
start_gradient_ = 1; |
|||
else |
|||
start_gradient_ = 0; |
|||
|
|||
if (p2x < 1) |
|||
end_gradient_ = (p2y - 1) / (p2x - 1); |
|||
else if (p2y == 1 && p1x < 1) |
|||
end_gradient_ = (p1y - 1) / (p1x - 1); |
|||
else if (p2y == 1 && p1y == 1) |
|||
end_gradient_ = 1; |
|||
else |
|||
end_gradient_ = 0; |
|||
} |
|||
|
|||
const double kBezierEpsilon = 1e-7; |
|||
|
|||
void InitRange(double p1y, double p2y) |
|||
{ |
|||
range_min_ = 0; |
|||
range_max_ = 1; |
|||
if (0 <= p1y && p1y < 1 && 0 <= p2y && p2y <= 1) |
|||
return; |
|||
|
|||
double epsilon = kBezierEpsilon; |
|||
|
|||
// Represent the function's derivative in the form at^2 + bt + c
|
|||
// as in sampleCurveDerivativeY.
|
|||
// (Technically this is (dy/dt)*(1/3), which is suitable for finding zeros
|
|||
// but does not actually give the slope of the curve.)
|
|||
double a = 3.0 * ay_; |
|||
double b = 2.0 * by_; |
|||
double c = cy_; |
|||
|
|||
// Check if the derivative is constant.
|
|||
if (Math.Abs(a) < epsilon && Math.Abs(b) < epsilon) |
|||
return; |
|||
|
|||
// Zeros of the function's derivative.
|
|||
double t1; |
|||
double t2 = 0; |
|||
|
|||
if (Math.Abs(a) < epsilon) |
|||
{ |
|||
// The function's derivative is linear.
|
|||
t1 = -c / b; |
|||
} |
|||
else |
|||
{ |
|||
// The function's derivative is a quadratic. We find the zeros of this
|
|||
// quadratic using the quadratic formula.
|
|||
double discriminant = b * b - 4 * a * c; |
|||
if (discriminant < 0) |
|||
return; |
|||
double discriminant_sqrt = Math.Sqrt(discriminant); |
|||
t1 = (-b + discriminant_sqrt) / (2 * a); |
|||
t2 = (-b - discriminant_sqrt) / (2 * a); |
|||
} |
|||
|
|||
double sol1 = 0; |
|||
double sol2 = 0; |
|||
|
|||
// If the solution is in the range [0,1] then we include it, otherwise we
|
|||
// ignore it.
|
|||
|
|||
// An interesting fact about these beziers is that they are only
|
|||
// actually evaluated in [0,1]. After that we take the tangent at that point
|
|||
// and linearly project it out.
|
|||
if (0 < t1 && t1 < 1) |
|||
sol1 = SampleCurveY(t1); |
|||
|
|||
if (0 < t2 && t2 < 1) |
|||
sol2 = SampleCurveY(t2); |
|||
|
|||
range_min_ = Math.Min(Math.Min(range_min_, sol1), sol2); |
|||
range_max_ = Math.Max(Math.Max(range_max_, sol1), sol2); |
|||
} |
|||
|
|||
void InitSpline() |
|||
{ |
|||
double delta_t = 1.0 / (CUBIC_BEZIER_SPLINE_SAMPLES - 1); |
|||
for (int i = 0; i < CUBIC_BEZIER_SPLINE_SAMPLES; i++) |
|||
{ |
|||
spline_samples_[i] = SampleCurveX(i * delta_t); |
|||
} |
|||
} |
|||
|
|||
const int kMaxNewtonIterations = 4; |
|||
|
|||
|
|||
public readonly double SolveCurveX(double x, double epsilon) |
|||
{ |
|||
if (x < 0 || x > 1) |
|||
throw new ArgumentException(); |
|||
|
|||
double t0 = 0; |
|||
double t1 = 0; |
|||
double t2 = x; |
|||
double x2 = 0; |
|||
double d2; |
|||
int i; |
|||
|
|||
#if DEBUG
|
|||
if (!monotonically_increasing_) |
|||
throw new InvalidOperationException(); |
|||
#endif
|
|||
|
|||
// Linear interpolation of spline curve for initial guess.
|
|||
double delta_t = 1.0 / (CUBIC_BEZIER_SPLINE_SAMPLES - 1); |
|||
for (i = 1; i < CUBIC_BEZIER_SPLINE_SAMPLES; i++) |
|||
{ |
|||
if (x <= spline_samples_[i]) |
|||
{ |
|||
t1 = delta_t * i; |
|||
t0 = t1 - delta_t; |
|||
t2 = t0 + (t1 - t0) * (x - spline_samples_[i - 1]) / |
|||
(spline_samples_[i] - spline_samples_[i - 1]); |
|||
break; |
|||
} |
|||
} |
|||
|
|||
// Perform a few iterations of Newton's method -- normally very fast.
|
|||
// See https://en.wikipedia.org/wiki/Newton%27s_method.
|
|||
double newton_epsilon = Math.Min(kBezierEpsilon, epsilon); |
|||
for (i = 0; i < kMaxNewtonIterations; i++) |
|||
{ |
|||
x2 = SampleCurveX(t2) - x; |
|||
if (Math.Abs(x2) < newton_epsilon) |
|||
return t2; |
|||
d2 = SampleCurveDerivativeX(t2); |
|||
if (Math.Abs(d2) < kBezierEpsilon) |
|||
break; |
|||
t2 = t2 - x2 / d2; |
|||
} |
|||
|
|||
if (Math.Abs(x2) < epsilon) |
|||
return t2; |
|||
|
|||
// Fall back to the bisection method for reliability.
|
|||
while (t0 < t1) |
|||
{ |
|||
x2 = SampleCurveX(t2); |
|||
if (Math.Abs(x2 - x) < epsilon) |
|||
return t2; |
|||
if (x > x2) |
|||
t0 = t2; |
|||
else |
|||
t1 = t2; |
|||
t2 = (t1 + t0) * .5; |
|||
} |
|||
|
|||
// Failure.
|
|||
return t2; |
|||
} |
|||
|
|||
public readonly double Solve(double x) |
|||
{ |
|||
return SolveWithEpsilon(x, kBezierEpsilon); |
|||
} |
|||
|
|||
public readonly double SlopeWithEpsilon(double x, double epsilon) |
|||
{ |
|||
x = MathUtilities.Clamp(x, 0.0, 1.0); |
|||
double t = SolveCurveX(x, epsilon); |
|||
double dx = SampleCurveDerivativeX(t); |
|||
double dy = SampleCurveDerivativeY(t); |
|||
return dy / dx; |
|||
} |
|||
|
|||
public readonly double Slope(double x) |
|||
{ |
|||
return SlopeWithEpsilon(x, kBezierEpsilon); |
|||
} |
|||
|
|||
public readonly double RangeMin => range_min_; |
|||
public readonly double RangeMax => range_max_; |
|||
} |
|||
} |
|||
@ -0,0 +1,27 @@ |
|||
using System; |
|||
|
|||
namespace Avalonia.Animation.Easings; |
|||
|
|||
public class CubicBezierEasing : IEasing |
|||
{ |
|||
private CubicBezier _bezier; |
|||
//cubic-bezier(0.25, 0.1, 0.25, 1.0)
|
|||
internal CubicBezierEasing(Point controlPoint1, Point controlPoint2) |
|||
{ |
|||
ControlPoint1 = controlPoint1; |
|||
ControlPoint2 = controlPoint2; |
|||
if (controlPoint1.X < 0 || controlPoint1.X > 1 || controlPoint2.X < 0 || controlPoint2.X > 1) |
|||
throw new ArgumentException(); |
|||
_bezier = new CubicBezier(controlPoint1.X, controlPoint1.Y, controlPoint2.X, controlPoint2.Y); |
|||
} |
|||
|
|||
public Point ControlPoint2 { get; set; } |
|||
public Point ControlPoint1 { get; set; } |
|||
|
|||
internal static IEasing Ease { get; } = new CubicBezierEasing(new Point(0.25, 0.1), new Point(0.25, 1)); |
|||
|
|||
double IEasing.Ease(double progress) |
|||
{ |
|||
return _bezier.Solve(progress); |
|||
} |
|||
} |
|||
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Reference in new issue