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104 行
3.3 KiB

using System;
using UnityEditor.Experimental.UIElements.GraphView;
using UnityEngine;
using UnityEngine.Experimental.UIElements;
using UnityEngine.Experimental.UIElements.StyleSheets;
namespace UnityEditor.ShaderGraph.Drawing
{
public class PortInputView : GraphElement, IDisposable
{
const string k_EdgeColorProperty = "edge-color";
StyleValue<Color> m_EdgeColor;
public Color edgeColor
{
get { return m_EdgeColor.GetSpecifiedValueOrDefault(Color.red); }
}
public MaterialSlot slot
{
get { return m_Slot; }
}
MaterialSlot m_Slot;
ConcreteSlotValueType m_SlotType;
VisualElement m_Control;
VisualElement m_Container;
EdgeControl m_EdgeControl;
public PortInputView(MaterialSlot slot)
{
AddStyleSheetPath("Styles/PortInputView");
pickingMode = PickingMode.Ignore;
ClearClassList();
m_Slot = slot;
m_SlotType = slot.concreteValueType;
AddToClassList("type" + m_SlotType);
m_EdgeControl = new EdgeControl
{
@from = new Vector2(212f - 21f, 11.5f),
to = new Vector2(212f, 11.5f),
edgeWidth = 2,
pickingMode = PickingMode.Ignore
};
Add(m_EdgeControl);
m_Container = new VisualElement { name = "container" };
{
m_Control = this.slot.InstantiateControl();
if (m_Control != null)
m_Container.Add(m_Control);
var slotElement = new VisualElement { name = "slot" };
{
slotElement.Add(new VisualElement { name = "dot" });
}
m_Container.Add(slotElement);
}
Add(m_Container);
m_Container.visible = m_EdgeControl.visible = m_Control != null;
}
protected override void OnStyleResolved(ICustomStyle styles)
{
base.OnStyleResolved(styles);
styles.ApplyCustomProperty(k_EdgeColorProperty, ref m_EdgeColor);
m_EdgeControl.UpdateLayout();
m_EdgeControl.inputColor = edgeColor;
m_EdgeControl.outputColor = edgeColor;
}
public void UpdateSlotType()
{
if (slot.concreteValueType != m_SlotType)
{
RemoveFromClassList("type" + m_SlotType);
m_SlotType = slot.concreteValueType;
AddToClassList("type" + m_SlotType);
if (m_Control != null)
{
var disposable = m_Control as IDisposable;
if (disposable != null)
disposable.Dispose();
m_Container.Remove(m_Control);
}
m_Control = slot.InstantiateControl();
if (m_Control != null)
m_Container.Insert(0, m_Control);
m_Container.visible = m_EdgeControl.visible = m_Control != null;
}
}
public void Dispose()
{
var disposable = m_Control as IDisposable;
if (disposable != null)
disposable.Dispose();
}
}
}