#include "NamespaceRedirect.h"

namespace LottieReactNative
{
    //
    // This interface is applied to classes generated by LottieGen and is used within LottieView to access metadata about the codegen'd animations.
    // It must match the code LottieGen generates.
    //
    interface ILottieMediaSource
    {
        Double FrameCount { get; };
        Double Framerate { get; };
        Windows.Foundation.TimeSpan Duration { get; };
        Windows.Foundation.Collections.IMapView<String, Double> Markers { get; };

        // Converts zero-based frame number to corresponding progress value (frame / FrameCount)
        Double FrameToProgress(Double frame);

        void SetColorProperty(String propertyName, Windows.UI.Color value);
        void SetScalarProperty(String propertyName, Double value);
    };

    //
    // This interface is applied to the LottieCodegenSourceProvider class created by our MSBuild task. 
    // It must match the code LottieGen.*.targets generates.
    //
    interface ILottieSourceProvider
    {
        // Loads a code-generated animation by name. Only animations registered as LottieAnimation elements in your project file will be available.
        // Returns null if not found.
        Windows.Foundation.IAsyncOperation<Microsoft.UI.Xaml.Controls.IAnimatedVisualSource> GetSourceFromName(String name);

        // Loads an animation from JSON dynamically at runtime. This is currently only supported in C# as it requires
        // use of the .NET-only AnimatedVisualSource.
        // Returns null if not supported.
        Windows.Foundation.IAsyncOperation<Microsoft.UI.Xaml.Controls.IAnimatedVisualSource> GetSourceFromJson(String json);
    }

    runtimeclass ReactPackageProvider : [default]Microsoft.ReactNative.IReactPackageProvider
    {
        ReactPackageProvider(ILottieSourceProvider sourceProvider);
    }

    //
    // The XAML element we use to render animations in the UI tree.
    // Subclassing WinUI 2.x classes is broken (so we can't subclass AnimatedVisualPlayer). Instead we'll subclass Grid and compose
    // the player as a child element.
    //
    [default_interface]
    runtimeclass LottieView : XAML_NAMESPACE.Controls.Grid
    {
        LottieView();
        LottieView(Microsoft.ReactNative.IReactContext context, ILottieSourceProvider sourceProvider);

        XAML_NAMESPACE.Media.Stretch ResizeMode { get; set; };

        void SetSourceName(String name);
        void SetSourceJson(String json);
        void SetLoop(Boolean loop);
        void SetNativeLooping(Boolean enable);
        void SetProgress(Double progress);
        void SetSpeed(Double speed);
        void SetColorFilters(Windows.Foundation.Collections.IMapView<String, Windows.UI.Color> colors);

        void ApplyPropertyChanges();

        void Play(Int64 from, Int64 to);
        void Pause();
        void Resume();
        void Reset();
    }
}