69 lines
2.1 KiB
C#
69 lines
2.1 KiB
C#
using System;
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using System.Collections;
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namespace Godot
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{
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using Array = Godot.Collections.Array;
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using Dictionary = Godot.Collections.Dictionary;
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static class MarshalUtils
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{
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static bool TypeIsGenericArray(Type type)
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{
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return type.GetGenericTypeDefinition() == typeof(Godot.Collections.Array<>);
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}
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static bool TypeIsGenericDictionary(Type type)
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{
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return type.GetGenericTypeDefinition() == typeof(Godot.Collections.Dictionary<,>);
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}
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static void ArrayGetElementType(Type type, out Type elementType)
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{
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elementType = type.GetGenericArguments()[0];
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}
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static void DictionaryGetKeyValueTypes(Type type, out Type keyType, out Type valueType)
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{
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var genericArgs = type.GetGenericArguments();
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keyType = genericArgs[0];
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valueType = genericArgs[1];
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}
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// TODO Add support for IEnumerable<T> and IDictionary<TKey, TValue>
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// TODO: EnumerableToArray and IDictionaryToDictionary can be optimized
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internal static void EnumerableToArray(IEnumerable enumerable, IntPtr godotArrayPtr)
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{
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if (enumerable is ICollection collection)
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{
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int count = collection.Count;
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object[] tempArray = new object[count];
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collection.CopyTo(tempArray, 0);
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for (int i = 0; i < count; i++)
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{
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Array.godot_icall_Array_Add(godotArrayPtr, tempArray[i]);
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}
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}
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else
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{
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foreach (object element in enumerable)
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{
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Array.godot_icall_Array_Add(godotArrayPtr, element);
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}
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}
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}
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internal static void IDictionaryToDictionary(IDictionary dictionary, IntPtr godotDictionaryPtr)
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{
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foreach (DictionaryEntry entry in dictionary)
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{
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Dictionary.godot_icall_Dictionary_Add(godotDictionaryPtr, entry.Key, entry.Value);
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}
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}
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}
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}
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