Jumar Macato
5 years ago
committed by
GitHub
GitHub
22 changed files with 659 additions and 70 deletions
@ -0,0 +1,16 @@ |
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using System; |
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using System.ComponentModel; |
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namespace Avalonia.Platform |
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{ |
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public interface IPlatformLifetimeEventsImpl |
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{ |
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/// <summary>
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/// Raised by the platform when a shutdown is requested.
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/// </summary>
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/// <remarks>
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/// Raised on on OSX via the Quit menu or right-clicking on the application icon and selecting Quit.
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/// </remarks>
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event EventHandler<CancelEventArgs> ShutdownRequested; |
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} |
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} |
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@ -1,14 +1,25 @@ |
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using System; |
using System; |
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using System.ComponentModel; |
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using Avalonia.Native.Interop; |
using Avalonia.Native.Interop; |
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using Avalonia.Platform; |
using Avalonia.Platform; |
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namespace Avalonia.Native |
namespace Avalonia.Native |
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{ |
{ |
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internal class AvaloniaNativeApplicationPlatform : CallbackBase, IAvnApplicationEvents |
internal class AvaloniaNativeApplicationPlatform : CallbackBase, IAvnApplicationEvents, IPlatformLifetimeEventsImpl |
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{ |
{ |
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public event EventHandler<CancelEventArgs> ShutdownRequested; |
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void IAvnApplicationEvents.FilesOpened(IAvnStringArray urls) |
void IAvnApplicationEvents.FilesOpened(IAvnStringArray urls) |
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{ |
{ |
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((IApplicationPlatformEvents)Application.Current).RaiseUrlsOpened(urls.ToStringArray()); |
((IApplicationPlatformEvents)Application.Current).RaiseUrlsOpened(urls.ToStringArray()); |
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} |
} |
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public int TryShutdown() |
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{ |
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if (ShutdownRequested is null) return 1; |
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var e = new CancelEventArgs(); |
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ShutdownRequested(this, e); |
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return (!e.Cancel).AsComBool(); |
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} |
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} |
} |
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} |
} |
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@ -0,0 +1,123 @@ |
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using System; |
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using System.Collections.Generic; |
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using Avalonia.Data; |
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using Avalonia.Media; |
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using Avalonia.Media.Immutable; |
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#nullable enable |
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namespace Avalonia.Animation.Animators |
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{ |
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/// <summary>
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/// Animator that handles <see cref="SolidColorBrush"/> values.
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/// </summary>
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public class GradientBrushAnimator : Animator<IGradientBrush?> |
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{ |
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private static readonly RelativePointAnimator s_relativePointAnimator = new RelativePointAnimator(); |
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private static readonly DoubleAnimator s_doubleAnimator = new DoubleAnimator(); |
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public override IGradientBrush? Interpolate(double progress, IGradientBrush? oldValue, IGradientBrush? newValue) |
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{ |
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if (oldValue is null || newValue is null) |
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{ |
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return progress >= 0.5 ? newValue : oldValue; |
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} |
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switch (oldValue) |
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{ |
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case IRadialGradientBrush oldRadial when newValue is IRadialGradientBrush newRadial: |
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return new ImmutableRadialGradientBrush( |
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InterpolateStops(progress, oldValue.GradientStops, newValue.GradientStops), |
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s_doubleAnimator.Interpolate(progress, oldValue.Opacity, newValue.Opacity), |
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oldValue.SpreadMethod, |
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s_relativePointAnimator.Interpolate(progress, oldRadial.Center, newRadial.Center), |
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s_relativePointAnimator.Interpolate(progress, oldRadial.GradientOrigin, newRadial.GradientOrigin), |
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s_doubleAnimator.Interpolate(progress, oldRadial.Radius, newRadial.Radius)); |
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case IConicGradientBrush oldConic when newValue is IConicGradientBrush newConic: |
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return new ImmutableConicGradientBrush( |
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InterpolateStops(progress, oldValue.GradientStops, newValue.GradientStops), |
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s_doubleAnimator.Interpolate(progress, oldValue.Opacity, newValue.Opacity), |
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oldValue.SpreadMethod, |
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s_relativePointAnimator.Interpolate(progress, oldConic.Center, newConic.Center), |
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s_doubleAnimator.Interpolate(progress, oldConic.Angle, newConic.Angle)); |
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case ILinearGradientBrush oldLinear when newValue is ILinearGradientBrush newLinear: |
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return new ImmutableLinearGradientBrush( |
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InterpolateStops(progress, oldValue.GradientStops, newValue.GradientStops), |
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s_doubleAnimator.Interpolate(progress, oldValue.Opacity, newValue.Opacity), |
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oldValue.SpreadMethod, |
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s_relativePointAnimator.Interpolate(progress, oldLinear.StartPoint, newLinear.StartPoint), |
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s_relativePointAnimator.Interpolate(progress, oldLinear.EndPoint, newLinear.EndPoint)); |
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default: |
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return progress >= 0.5 ? newValue : oldValue; |
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} |
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} |
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public override IDisposable BindAnimation(Animatable control, IObservable<IGradientBrush?> instance) |
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{ |
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return control.Bind((AvaloniaProperty<IBrush?>)Property, instance, BindingPriority.Animation); |
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} |
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private IReadOnlyList<ImmutableGradientStop> InterpolateStops(double progress, IReadOnlyList<IGradientStop> oldValue, IReadOnlyList<IGradientStop> newValue) |
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{ |
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var resultCount = Math.Max(oldValue.Count, newValue.Count); |
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var stops = new ImmutableGradientStop[resultCount]; |
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for (int index = 0, oldIndex = 0, newIndex = 0; index < resultCount; index++) |
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{ |
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stops[index] = new ImmutableGradientStop( |
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s_doubleAnimator.Interpolate(progress, oldValue[oldIndex].Offset, newValue[newIndex].Offset), |
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ColorAnimator.InterpolateCore(progress, oldValue[oldIndex].Color, newValue[newIndex].Color)); |
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if (oldIndex < oldValue.Count - 1) |
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{ |
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oldIndex++; |
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} |
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if (newIndex < newValue.Count - 1) |
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{ |
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newIndex++; |
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} |
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} |
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return stops; |
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} |
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internal static IGradientBrush ConvertSolidColorBrushToGradient(IGradientBrush gradientBrush, ISolidColorBrush solidColorBrush) |
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{ |
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switch (gradientBrush) |
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{ |
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case IRadialGradientBrush oldRadial: |
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return new ImmutableRadialGradientBrush( |
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CreateStopsFromSolidColorBrush(solidColorBrush, oldRadial.GradientStops), solidColorBrush.Opacity, |
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oldRadial.SpreadMethod, oldRadial.Center, oldRadial.GradientOrigin, oldRadial.Radius); |
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case IConicGradientBrush oldConic: |
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return new ImmutableConicGradientBrush( |
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CreateStopsFromSolidColorBrush(solidColorBrush, oldConic.GradientStops), solidColorBrush.Opacity, |
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oldConic.SpreadMethod, oldConic.Center, oldConic.Angle); |
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case ILinearGradientBrush oldLinear: |
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return new ImmutableLinearGradientBrush( |
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CreateStopsFromSolidColorBrush(solidColorBrush, oldLinear.GradientStops), solidColorBrush.Opacity, |
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oldLinear.SpreadMethod, oldLinear.StartPoint, oldLinear.EndPoint); |
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default: |
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throw new NotSupportedException($"Gradient of type {gradientBrush?.GetType()} is not supported"); |
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} |
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static IReadOnlyList<ImmutableGradientStop> CreateStopsFromSolidColorBrush(ISolidColorBrush solidColorBrush, IReadOnlyList<IGradientStop> baseStops) |
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{ |
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var stops = new ImmutableGradientStop[baseStops.Count]; |
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for (int index = 0; index < baseStops.Count; index++) |
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{ |
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stops[index] = new ImmutableGradientStop(baseStops[index].Offset, solidColorBrush.Color); |
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} |
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return stops; |
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} |
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} |
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} |
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} |
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@ -0,0 +1,20 @@ |
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namespace Avalonia.Animation.Animators |
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{ |
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/// <summary>
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/// Animator that handles <see cref="RelativePoint"/> properties.
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/// </summary>
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public class RelativePointAnimator : Animator<RelativePoint> |
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{ |
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private static readonly PointAnimator s_pointAnimator = new PointAnimator(); |
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public override RelativePoint Interpolate(double progress, RelativePoint oldValue, RelativePoint newValue) |
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{ |
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if (oldValue.Unit != newValue.Unit) |
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{ |
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return progress >= 0.5 ? newValue : oldValue; |
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} |
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return new RelativePoint(s_pointAnimator.Interpolate(progress, oldValue.Point, newValue.Point), oldValue.Unit); |
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} |
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} |
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} |
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@ -0,0 +1,11 @@ |
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using Avalonia.Animation.Animators; |
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namespace Avalonia.Animation |
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{ |
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/// <summary>
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/// Transition class that handles <see cref="AvaloniaProperty"/> with <see cref="RelativePoint"/> type.
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/// </summary>
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public class RelativePointTransition : AnimatorDrivenTransition<RelativePoint, RelativePointAnimator> |
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{ |
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} |
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} |
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