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83 lines
2.7 KiB
83 lines
2.7 KiB
using System; |
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using System.Linq; |
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using System.Reflection; |
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using UnityEditor.UIElements; |
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using UnityEngine; |
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using UnityEngine.UIElements; |
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namespace UnityEditor.ShaderGraph.Drawing.Controls |
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{ |
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interface IEnumConversion |
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{ |
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Enum from { get; set; } |
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Enum to { get; set; } |
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} |
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[AttributeUsage(AttributeTargets.Property)] |
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class EnumConversionControlAttribute : Attribute, IControlAttribute |
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{ |
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public VisualElement InstantiateControl(AbstractMaterialNode node, PropertyInfo propertyInfo) |
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{ |
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return new EnumConversionControlView(node, propertyInfo); |
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} |
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} |
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class EnumConversionControlView : VisualElement |
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{ |
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AbstractMaterialNode m_Node; |
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PropertyInfo m_PropertyInfo; |
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IEnumConversion value |
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{ |
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get { return (IEnumConversion)m_PropertyInfo.GetValue(m_Node, null); } |
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set { m_PropertyInfo.SetValue(m_Node, value, null); } |
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} |
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public EnumConversionControlView(AbstractMaterialNode node, PropertyInfo propertyInfo) |
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{ |
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if (!propertyInfo.PropertyType.GetInterfaces().Any(t => t == typeof(IEnumConversion))) |
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throw new ArgumentException("Property type must implement IEnumConversion."); |
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m_Node = node; |
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m_PropertyInfo = propertyInfo; |
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styleSheets.Add(Resources.Load<StyleSheet>("Styles/Controls/EnumConversionControlView")); |
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var currentValue = value; |
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var ec = (IEnumConversion)propertyInfo.GetValue(m_Node, null); |
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propertyInfo.SetValue(m_Node, ec, null); |
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var fromField = new EnumField(currentValue.from); |
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fromField.RegisterValueChangedCallback(OnFromChanged); |
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Add(fromField); |
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var arrowLabel = new Label("➔"); |
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Add(arrowLabel); |
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var toField = new EnumField(currentValue.to); |
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toField.RegisterValueChangedCallback(OnToChanged); |
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Add(toField); |
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} |
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void OnFromChanged(ChangeEvent<Enum> evt) |
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{ |
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var currentValue = value; |
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if (!Equals(currentValue.from, evt.newValue)) |
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{ |
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m_Node.owner.owner.RegisterCompleteObjectUndo("Change Colorspace From"); |
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currentValue.from = evt.newValue; |
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value = currentValue; |
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} |
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} |
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void OnToChanged(ChangeEvent<Enum> evt) |
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{ |
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var currentValue = value; |
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if (!Equals(currentValue.to, evt.newValue)) |
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{ |
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m_Node.owner.owner.RegisterCompleteObjectUndo("Change Colorspace To"); |
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currentValue.to = evt.newValue; |
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value = currentValue; |
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} |
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} |
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} |
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}
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