103 lines
3.0 KiB
C#
103 lines
3.0 KiB
C#
using System;
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using System.Reflection;
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using UnityEditor.Graphing;
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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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[Serializable]
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struct ToggleData
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{
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public bool isOn;
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public bool isEnabled;
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public ToggleData(bool on, bool enabled)
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{
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isOn = on;
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isEnabled = enabled;
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}
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public ToggleData(bool on)
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{
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isOn = on;
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isEnabled = true;
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}
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}
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[AttributeUsage(AttributeTargets.Property)]
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class ToggleControlAttribute : Attribute, IControlAttribute
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{
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string m_Label;
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public ToggleControlAttribute(string label = null)
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{
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m_Label = label;
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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 ToggleControlView(m_Label, node, propertyInfo);
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}
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}
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class ToggleControlView : VisualElement, AbstractMaterialNodeModificationListener
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{
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AbstractMaterialNode m_Node;
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PropertyInfo m_PropertyInfo;
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Label m_Label;
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Toggle m_Toggle;
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public ToggleControlView(string label, AbstractMaterialNode node, PropertyInfo propertyInfo)
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{
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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/ToggleControlView"));
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if (propertyInfo.PropertyType != typeof(ToggleData))
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throw new ArgumentException("Property must be a Toggle.", "propertyInfo");
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label = label ?? ObjectNames.NicifyVariableName(propertyInfo.Name);
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var value = (ToggleData)m_PropertyInfo.GetValue(m_Node, null);
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var panel = new VisualElement { name = "togglePanel" };
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if (!string.IsNullOrEmpty(label))
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{
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m_Label = new Label(label);
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m_Label.SetEnabled(value.isEnabled);
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panel.Add(m_Label);
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}
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m_Toggle = new Toggle();
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m_Toggle.OnToggleChanged(OnChangeToggle);
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m_Toggle.SetEnabled(value.isEnabled);
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m_Toggle.value = value.isOn;
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panel.Add(m_Toggle);
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Add(panel);
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}
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public void OnNodeModified(ModificationScope scope)
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{
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var value = (ToggleData)m_PropertyInfo.GetValue(m_Node, null);
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m_Toggle.SetEnabled(value.isEnabled);
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if (m_Label != null)
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m_Label.SetEnabled(value.isEnabled);
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if (scope == ModificationScope.Graph)
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{
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this.MarkDirtyRepaint();
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}
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}
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void OnChangeToggle(ChangeEvent<bool> evt)
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{
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m_Node.owner.owner.RegisterCompleteObjectUndo("Toggle Change");
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var value = (ToggleData)m_PropertyInfo.GetValue(m_Node, null);
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value.isOn = evt.newValue;
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m_PropertyInfo.SetValue(m_Node, value, null);
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this.MarkDirtyRepaint();
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}
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}
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}
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