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using System.Threading.Tasks;
using Xamarin.Forms.Platform;
namespace Xamarin.Forms
{
[RenderWith(typeof(_ProgressBarRenderer))]
public class ProgressBar : View
{
public static readonly BindableProperty ProgressProperty = BindableProperty.Create("Progress", typeof(double), typeof(ProgressBar), 0d, coerceValue: (bo, v) => ((double)v).Clamp(0, 1));
public double Progress
{
get { return (double)GetValue(ProgressProperty); }
set { SetValue(ProgressProperty, value); }
}
public Task<bool> ProgressTo(double value, uint length, Easing easing)
{
var tcs = new TaskCompletionSource<bool>();
this.Animate("Progress", d => Progress = d, Progress, value, length: length, easing: easing, finished: (d, finished) => tcs.SetResult(finished));
return tcs.Task;
}
}
}
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