116 lines
4.9 KiB
C#
116 lines
4.9 KiB
C#
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#if UNITY_EDITOR && UNITY_INPUT_SYSTEM_UI_TK_ASSET_EDITOR
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using System;
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using System.Linq;
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using UnityEditor;
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namespace UnityEngine.InputSystem.Editor
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{
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/// <summary>
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/// A read-only view of the data in a SerializedProperty representing an InputBinding.
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/// <remarks>
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/// After construction this class loses all connection to the original SerializedProperty. You cannot
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/// use it for edit operations.
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/// </remarks>
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/// </summary>
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internal readonly struct SerializedInputBinding
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{
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public SerializedInputBinding(SerializedProperty serializedProperty)
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{
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wrappedProperty = serializedProperty ?? throw new ArgumentNullException(nameof(serializedProperty));
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name = serializedProperty.FindPropertyRelative("m_Name").stringValue;
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path = serializedProperty.FindPropertyRelative("m_Path").stringValue;
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interactions = serializedProperty.FindPropertyRelative("m_Interactions").stringValue;
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processors = serializedProperty.FindPropertyRelative("m_Processors").stringValue;
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action = serializedProperty.FindPropertyRelative("m_Action").stringValue;
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var bindingGroups = serializedProperty.FindPropertyRelative(nameof(InputBinding.m_Groups)).stringValue;
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controlSchemes = bindingGroups != null
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? bindingGroups.Split(InputBinding.kSeparatorString, StringSplitOptions.RemoveEmptyEntries)
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: Array.Empty<string>();
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flags = (InputBinding.Flags)serializedProperty.FindPropertyRelative(nameof(InputBinding.m_Flags)).intValue;
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indexOfBinding = serializedProperty.GetIndexOfArrayElement();
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isComposite = (flags & InputBinding.Flags.Composite) == InputBinding.Flags.Composite;
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isPartOfComposite = (flags & InputBinding.Flags.PartOfComposite) == InputBinding.Flags.PartOfComposite;
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compositePath = string.Empty;
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if (isPartOfComposite)
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compositePath = GetCompositePath(serializedProperty);
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}
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public string name { get; }
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public string path { get; }
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public string interactions { get; }
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public string processors { get; }
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public string action { get; }
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public string[] controlSchemes { get; }
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public InputBinding.Flags flags { get; }
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/// <summary>
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/// The index of this binding in the array that it is stored in.
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/// </summary>
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public int indexOfBinding { get; }
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public bool isComposite { get; }
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public bool isPartOfComposite { get; }
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/// <summary>
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/// Get the composite path of this input binding, which must itself be a composite part.
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/// </summary>
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/// <remarks>
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/// The composite path of a composite part is simply the path of the composite binding that the
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/// part belongs to.
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/// </remarks>
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public string compositePath { get; }
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public SerializedProperty wrappedProperty { get; }
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private static string GetCompositePath(SerializedProperty serializedProperty)
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{
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var bindingArrayProperty = serializedProperty.GetArrayPropertyFromElement();
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var partBindingIndex = InputActionSerializationHelpers.GetIndex(bindingArrayProperty, serializedProperty);
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var compositeStartIndex =
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InputActionSerializationHelpers.GetCompositeStartIndex(bindingArrayProperty, partBindingIndex);
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var compositeBindingProperty = bindingArrayProperty.GetArrayElementAtIndex(compositeStartIndex);
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return compositeBindingProperty.FindPropertyRelative("m_Path").stringValue;
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}
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public bool Equals(SerializedInputBinding other)
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{
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return name == other.name
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&& path == other.path
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&& interactions == other.interactions
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&& processors == other.processors
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&& action == other.action
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&& flags == other.flags
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&& indexOfBinding == other.indexOfBinding
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&& isComposite == other.isComposite
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&& isPartOfComposite == other.isPartOfComposite
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&& compositePath == other.compositePath
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&& controlSchemes.SequenceEqual(other.controlSchemes);
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}
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public override bool Equals(object obj)
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{
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return obj is SerializedInputBinding other && Equals(other);
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}
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public override int GetHashCode()
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{
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var hashCode = new HashCode();
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hashCode.Add(name);
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hashCode.Add(path);
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hashCode.Add(interactions);
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hashCode.Add(processors);
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hashCode.Add(action);
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hashCode.Add((int)flags);
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hashCode.Add(indexOfBinding);
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hashCode.Add(isComposite);
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hashCode.Add(isPartOfComposite);
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hashCode.Add(compositePath);
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hashCode.Add(controlSchemes);
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return hashCode.ToHashCode();
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}
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}
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}
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#endif
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