wehub-resource-sync
65 lines
2.0 KiB
C#
65 lines
2.0 KiB
C#
namespace Lib.flow.context;
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[Guid("411d3dd4-778b-4012-a19f-05d855fa1baf")]
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public sealed class GetVec2Var : Instance<GetVec2Var>
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,ICustomDropdownHolder
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{
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[Output(Guid = "2231668d-dc24-4966-8582-632bfd771899", DirtyFlagTrigger = DirtyFlagTrigger.Animated)]
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public readonly Slot<Vector2> Result = new();
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public GetVec2Var()
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{
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Result.UpdateAction += Update;
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}
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private void Update(EvaluationContext context)
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{
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if (VariableName.DirtyFlag.IsDirty && !VariableName.HasInputConnections)
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_contextVariableNames = context.ObjectVariables.Keys.ToList();
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var variableName = VariableName.GetValue(context);
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if (variableName != null && context.ObjectVariables.TryGetValue(variableName, out var value)
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&& value is Vector2 vec2)
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{
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Result.Value = vec2;
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}
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else
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{
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Result.Value = FallbackDefault.GetValue(context);
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}
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}
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#region implementation of ICustomDropdownHolder
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string ICustomDropdownHolder.GetValueForInput(Guid inputId)
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{
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return VariableName.Value;
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}
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IEnumerable<string> ICustomDropdownHolder.GetOptionsForInput(Guid inputId)
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{
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return _contextVariableNames;
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}
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void ICustomDropdownHolder.HandleResultForInput(Guid inputId, string selected, bool isAListItem)
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{
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if (inputId != VariableName.Input.InputDefinition.Id)
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{
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Log.Warning("Unexpected input id {inputId} in HandleResultForInput", inputId);
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return;
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}
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// Update the list of available variables when dropdown is shown
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VariableName.DirtyFlag.Invalidate();
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VariableName.SetTypedInputValue(selected);
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}
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#endregion
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private List<string> _contextVariableNames = new ();
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[Input(Guid = "05d0cc68-4f6b-4e03-871c-4de0e6ea0b24")]
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public readonly InputSlot<string> VariableName = new();
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[Input(Guid = "82944208-d8dc-4da4-8d17-8b9036c551b0")]
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public readonly InputSlot<Vector2> FallbackDefault = new();
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}
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