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54 行
1.8 KiB

using System;
using System.Reflection;
using UnityEditor.Experimental.UIElements;
using UnityEngine;
using UnityEngine.Experimental.UIElements;
namespace UnityEditor.ShaderGraph.Drawing.Controls
{
[AttributeUsage(AttributeTargets.Property)]
public class IntegerControlAttribute : Attribute, IControlAttribute
{
string m_Label;
public IntegerControlAttribute(string label = null)
{
m_Label = label;
}
public VisualElement InstantiateControl(AbstractMaterialNode node, PropertyInfo propertyInfo)
{
return new IntegerControlView(m_Label, node, propertyInfo);
}
}
public class IntegerControlView : VisualElement
{
AbstractMaterialNode m_Node;
PropertyInfo m_PropertyInfo;
public IntegerControlView(string label, AbstractMaterialNode node, PropertyInfo propertyInfo)
{
AddStyleSheetPath("Styles/Controls/IntegerControlView");
m_Node = node;
m_PropertyInfo = propertyInfo;
if (propertyInfo.PropertyType != typeof(int))
throw new ArgumentException("Property must be of type integer.", "propertyInfo");
label = label ?? ObjectNames.NicifyVariableName(propertyInfo.Name);
if (!string.IsNullOrEmpty(label))
Add(new Label(label));
var intField = new IntegerField { value = (int)m_PropertyInfo.GetValue(m_Node, null) };
intField.OnValueChanged(OnChange);
Add(intField);
}
void OnChange(ChangeEvent<long> evt)
{
m_Node.owner.owner.RegisterCompleteObjectUndo("Integer Change");
m_PropertyInfo.SetValue(m_Node, (int)evt.newValue, null);
Dirty(ChangeType.Repaint);
}
}
}