CesiumGeoJsonDocument.cs

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using Reinterop;
using System;
using System.Threading.Tasks;
using UnityEngine;
 
namespace CesiumForUnity
{
    [ReinteropNativeImplementation(
        "CesiumForUnityNative::CesiumGeoJsonDocumentImpl",
        "CesiumGeoJsonDocumentImpl.h")]
    public partial class CesiumGeoJsonDocument
    {
        internal CesiumGeoJsonDocument()
        {
            CreateImplementation();
        }
        public partial bool IsValid();

        public partial CesiumGeoJsonObject GetRootObject();

        public static CesiumGeoJsonDocument Parse(string geoJsonString)
        {
            var document = new CesiumGeoJsonDocument();
            if (document.ParseInternal(geoJsonString))
            {
                return document;
            }
            return null;
        }

        internal partial bool ParseInternal(string geoJsonString);

        public static async Task<CesiumGeoJsonDocument> LoadFromUrlAsync(string url)
        {
            var tcs = new TaskCompletionSource<CesiumGeoJsonDocument>();
            LoadFromUrl(url, (document) =>
            {
                tcs.SetResult(document);
            });
            return await tcs.Task;
        }

        private static partial void LoadFromUrl(string url, Action<CesiumGeoJsonDocument> callback);

        public static async Task<CesiumGeoJsonDocument> LoadFromCesiumIonAsync(
            long ionAssetId,
            string ionAccessToken = "",
            CesiumIonServer ionServer = null)
        {
            var tcs = new TaskCompletionSource<CesiumGeoJsonDocument>();
            string serverUrl = ionServer != null ? ionServer.apiUrl : CesiumIonServer.defaultServer.apiUrl;
            string token = !string.IsNullOrEmpty(ionAccessToken)
                ? ionAccessToken
                : (ionServer != null ? ionServer.defaultIonAccessToken : CesiumIonServer.defaultServer.defaultIonAccessToken);
 
            LoadFromCesiumIon(ionAssetId, token, serverUrl, (document) =>
            {
                tcs.SetResult(document);
            });
            return await tcs.Task;
        }

        private static partial void LoadFromCesiumIon(
            long ionAssetId,
            string ionAccessToken,
            string ionApiUrl,
            Action<CesiumGeoJsonDocument> callback);
 
    }
}