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57 行
1.9 KiB
57 行
1.9 KiB
using System;
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using UnityEditor.Graphing;
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using UnityEngine;
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using UnityEditor.ShaderGraph;
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using UnityEditor.ShaderGraph.Drawing.Controls;
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using Object = UnityEngine.Object;
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using UnityEditor.UIElements;
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using UnityEngine.UIElements;
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using UnityEngine.UIElements.StyleSheets;
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namespace UnityEditor.ShaderGraph.Drawing.Slots
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{
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class GradientSlotControlView : VisualElement
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{
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GradientInputMaterialSlot m_Slot;
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[SerializeField]
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GradientObject m_GradientObject;
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[SerializeField]
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SerializedObject m_SerializedObject;
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public GradientSlotControlView(GradientInputMaterialSlot slot)
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{
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m_Slot = slot;
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styleSheets.Add(Resources.Load<StyleSheet>("Styles/Controls/GradientSlotControlView"));
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m_GradientObject = ScriptableObject.CreateInstance<GradientObject>();
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m_GradientObject.gradient = new Gradient();
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m_SerializedObject = new SerializedObject(m_GradientObject);
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m_GradientObject.gradient.SetKeys(m_Slot.value.colorKeys, m_Slot.value.alphaKeys);
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m_GradientObject.gradient.mode = m_Slot.value.mode;
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var gradientField = new GradientField() { value = m_GradientObject.gradient };
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gradientField.RegisterValueChangedCallback(OnValueChanged);
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Add(gradientField);
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}
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void OnValueChanged(ChangeEvent<Gradient> evt)
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{
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m_SerializedObject.Update();
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if (!evt.newValue.Equals(m_Slot.value))
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{
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m_Slot.owner.owner.owner.RegisterCompleteObjectUndo("Change Gradient");
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m_GradientObject.gradient.SetKeys(evt.newValue.colorKeys, evt.newValue.alphaKeys);
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m_GradientObject.gradient.mode = evt.newValue.mode;
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m_SerializedObject.ApplyModifiedProperties();
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m_Slot.value = m_GradientObject.gradient;
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m_Slot.owner.Dirty(ModificationScope.Node);
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}
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}
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}
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}
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