127 строки
3.3 KiB
C#
127 строки
3.3 KiB
C#
using System;
|
|
using System.Collections.Generic;
|
|
using System.Diagnostics;
|
|
using System.Threading.Tasks;
|
|
using Xamarin.Forms.CustomAttributes;
|
|
using Xamarin.Forms.Internals;
|
|
|
|
#if UITEST
|
|
using Xamarin.UITest;
|
|
using NUnit.Framework;
|
|
#endif
|
|
|
|
namespace Xamarin.Forms.Controls.Issues
|
|
{
|
|
[Preserve(AllMembers = true)]
|
|
[Issue(IssueTracker.Bugzilla, 39821, "ViewExtension.TranslateTo cannot be invoked on Main thread")]
|
|
public class Bugzilla39821 : TestContentPage
|
|
{
|
|
protected override void Init()
|
|
{
|
|
var box = new BoxView { BackgroundColor = Color.Blue, WidthRequest = 50, HeightRequest = 50, HorizontalOptions = LayoutOptions.Center };
|
|
|
|
var instructions = new Label { Text = "Click the 'Animate' button to run animation on the box. If the animations complete without crashing, this test has passed." };
|
|
|
|
var success = new Label { Text = "Success", IsVisible = false };
|
|
|
|
var button = new Button() { Text = "Animate" };
|
|
|
|
Content = new StackLayout
|
|
{
|
|
VerticalOptions = LayoutOptions.Fill,
|
|
HorizontalOptions = LayoutOptions.Fill,
|
|
Children =
|
|
{
|
|
instructions,
|
|
success,
|
|
button,
|
|
new AbsoluteLayout
|
|
{
|
|
Children = { box },
|
|
HorizontalOptions = LayoutOptions.Fill,
|
|
VerticalOptions = LayoutOptions.Fill
|
|
}
|
|
}
|
|
};
|
|
|
|
button.Clicked += async (sender, args) => {
|
|
// Run a bunch of animations from the thread pool
|
|
await Task.WhenAll(
|
|
Task.Run(async () => await Translate(box)),
|
|
Task.Run(async () => await CheckTranslateRunning(box)),
|
|
Task.Run(async () => await AnimateScale(box)),
|
|
Task.Run(async () => await Rotate(box)),
|
|
Task.Run(async () => await Animate(box)),
|
|
Task.Run(async () => await Kinetic(box)),
|
|
Task.Run(async () => await Cancel(box))
|
|
);
|
|
|
|
success.IsVisible = true;
|
|
};
|
|
}
|
|
|
|
#pragma warning disable 1998 // considered for removal
|
|
async Task CheckTranslateRunning(BoxView box)
|
|
#pragma warning restore 1998
|
|
{
|
|
Debug.WriteLine(box.AnimationIsRunning("TranslateTo") ? "Translate is running" : "Translate is not running");
|
|
}
|
|
|
|
static async Task Translate(BoxView box)
|
|
{
|
|
var currentX = box.X;
|
|
var currentY = box.Y;
|
|
|
|
await box.TranslateTo(currentX, currentY + 100);
|
|
await box.TranslateTo(currentX, currentY);
|
|
}
|
|
|
|
static async Task AnimateScale(BoxView box)
|
|
{
|
|
await box.ScaleTo(2);
|
|
await box.ScaleTo(0.5);
|
|
}
|
|
|
|
static async Task Rotate(BoxView box)
|
|
{
|
|
await box.RelRotateTo(360);
|
|
}
|
|
|
|
#pragma warning disable 1998 // considered for removal
|
|
async Task Cancel(BoxView box)
|
|
#pragma warning restore 1998
|
|
{
|
|
box.AbortAnimation("animate");
|
|
box.AbortAnimation("kinetic");
|
|
}
|
|
|
|
#pragma warning disable 1998 // considered for removal
|
|
async Task Animate(BoxView box)
|
|
#pragma warning restore 1998
|
|
{
|
|
box.Animate("animate", d => d, d => { }, 100, 1);
|
|
}
|
|
|
|
#pragma warning disable 1998 // considered for removal
|
|
async Task Kinetic(BoxView box)
|
|
#pragma warning restore 1998
|
|
{
|
|
var resultList = new List<Tuple<double, double>>();
|
|
|
|
box.AnimateKinetic("kinetic", (distance, velocity) =>
|
|
{
|
|
resultList.Add(new Tuple<double, double>(distance, velocity));
|
|
return true;
|
|
}, 100, 1);
|
|
}
|
|
|
|
#if UITEST
|
|
[Test]
|
|
public void DoesNotCrash()
|
|
{
|
|
RunningApp.Tap(q => q.Marked("Animate"));
|
|
RunningApp.WaitForElement(q => q.Marked("Success"));
|
|
}
|
|
#endif
|
|
}
|
|
} |