65 lines
2.7 KiB
C#
65 lines
2.7 KiB
C#
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using EpicGames.UHT.Types;
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using UnrealSharpScriptGenerator.Utilities;
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namespace UnrealSharpScriptGenerator.PropertyTranslators;
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public class SinglecastDelegatePropertyTranslator : DelegateBasePropertyTranslator
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{
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public SinglecastDelegatePropertyTranslator() : base(EPropertyUsageFlags.Parameter)
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{
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}
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public override bool CanExport(UhtProperty property)
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{
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UhtDelegateProperty delegateProperty = (UhtDelegateProperty) property;
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bool hasReturnValue = delegateProperty.Function.ReturnProperty != null;
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return ScriptGeneratorUtilities.CanExportParameters(delegateProperty.Function) && !hasReturnValue;
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}
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public override string GetManagedType(UhtProperty property)
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{
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return $"TDelegate<{GetFullDelegateName(((UhtDelegateProperty) property).Function)}>";
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}
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public override void ExportPropertyStaticConstructor(GeneratorStringBuilder builder, UhtProperty property, string nativePropertyName)
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{
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base.ExportPropertyStaticConstructor(builder, property, nativePropertyName);
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UhtDelegateProperty delegateProperty = (UhtDelegateProperty) property;
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if (!delegateProperty.Function.HasParameters)
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{
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return;
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}
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string fullDelegateName = GetFullDelegateName(delegateProperty.Function, true);
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builder.AppendLine($"{fullDelegateName}.InitializeUnrealDelegate({nativePropertyName}_NativeProperty);");
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}
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public override void ExportToNative(GeneratorStringBuilder builder, UhtProperty property, string propertyName, string destinationBuffer,
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string offset, string source)
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{
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UhtDelegateProperty delegateProperty = (UhtDelegateProperty) property;
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string fullDelegateName = GetFullDelegateName(delegateProperty.Function);
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builder.AppendLine($"SingleDelegateMarshaller<{fullDelegateName}>.ToNative(IntPtr.Add({destinationBuffer}, {offset}), 0, {source});");
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}
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public override void ExportFromNative(GeneratorStringBuilder builder, UhtProperty property, string propertyName,
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string assignmentOrReturn, string sourceBuffer, string offset, bool bCleanupSourceBuffer, bool reuseRefMarshallers)
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{
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UhtDelegateProperty delegateProperty = (UhtDelegateProperty) property;
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string fullDelegateName = GetFullDelegateName(delegateProperty.Function);
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builder.AppendLine($"{assignmentOrReturn} SingleDelegateMarshaller<{fullDelegateName}>.FromNative(IntPtr.Add({sourceBuffer}, {offset}), 0);");
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}
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public override string GetNullValue(UhtProperty property)
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{
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return "null";
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}
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public override void ExportCleanupMarshallingBuffer(GeneratorStringBuilder builder, UhtProperty property,
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string paramName)
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{
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}
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}
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