public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
showIfAttribute = attribute as ShowIfAttribute;
EditorGUI.BeginProperty(position, label, property);
if (Show(property))
{
if (showIfAttribute.indent)
{
EditorGUI.indentLevel++;
}
Draw(position, property, attribute, label);
if (showIfAttribute.indent)
{
EditorGUI.indentLevel--;
}
}
else if (showIfAttribute.mode == ShowIfMode.Disabled)
{
if (showIfAttribute.indent)
{
EditorGUI.indentLevel++;
}
GUI.enabled = false;
Draw(position, property, attribute, label);
GUI.enabled = true;
if (showIfAttribute.indent)
{
EditorGUI.indentLevel--;
}
}
EditorGUI.EndProperty();
}
protected bool Show(SerializedProperty property)
{
showIfAttribute = attribute as ShowIfAttribute;
var path = property.propertyPath.Contains(".") ? System.IO.Path.ChangeExtension(property.propertyPath, showIfAttribute.propName) : showIfAttribute.propName;
prop = property.serializedObject.FindProperty(path);
if (prop == null)
{
return(true);
}
switch (prop.propertyType)
{
case SerializedPropertyType.Enum:
return(prop.enumValueIndex.Equals((int)showIfAttribute.propValue));
case SerializedPropertyType.Boolean:
return(prop.boolValue.Equals(showIfAttribute.propValue));
case SerializedPropertyType.Float:
return(prop.floatValue > (float)showIfAttribute.propValue && prop.floatValue < (float)showIfAttribute.otherPropValue);
case SerializedPropertyType.LayerMask:
return(prop.intValue != 0);
case SerializedPropertyType.String:
return(prop.stringValue != string.Empty && prop.stringValue != "");
case SerializedPropertyType.Vector2:
float sqrMag2 = prop.vector2Value.sqrMagnitude;
return(sqrMag2 > (float)showIfAttribute.propValue && sqrMag2 < (float)showIfAttribute.otherPropValue);
case SerializedPropertyType.Vector3:
float sqrMag3 = prop.vector3Value.sqrMagnitude;
return(sqrMag3 > (float)showIfAttribute.propValue && sqrMag3 < (float)showIfAttribute.otherPropValue);
case SerializedPropertyType.Vector4:
float sqrMag4 = prop.vector4Value.sqrMagnitude;
return(sqrMag4 > (float)showIfAttribute.propValue && sqrMag4 < (float)showIfAttribute.otherPropValue);
case SerializedPropertyType.ObjectReference:
return(prop.objectReferenceValue != null);
default:
Debug.LogError("Unsupported ShowIf property type: " + prop.propertyType);
return(true);
}
}