protected void DrawComponent(Rect position, SerializedProperty property, GUIContent label)
{
SpecificFieldAttribute v_attr = attribute as SpecificFieldAttribute;
System.Type v_attrType = v_attr != null ? v_attr.AcceptedType : typeof(object);
DrawComponent(position, property, label, fieldInfo != null && fieldInfo.FieldType != null ? fieldInfo.FieldType : v_attrType);
}
protected override void DrawComponent(Rect position, SerializedProperty property, GUIContent label, System.Type p_type)
{
Color v_oldColor = GUI.backgroundColor;
int v_selectorWidth = _isArrayOfComponents ? 40 : 30;
System.Type v_type = p_type;
SpecificFieldAttribute v_attr = attribute as SpecificFieldAttribute;
if (v_attr != null && IsSameOrSubClassOrImplementInterface(v_type, v_attr.AcceptedType))
{
//Get Usefull Fields
UnityEngine.Object v_oldValue = property.objectReferenceValue;
Component v_selfAsComponent = GetSelfAsComponent(property, p_type);
List <Component> v_components = GetComponents(property, v_type, p_type);
string[] v_componentsString = GetStringArrayFromComponents(v_components);
int v_currentIndex = GetCurrentComponentIndex(v_components, v_selfAsComponent);
//Get Rects
Rect v_objectRect = new Rect(position.x, position.y, Mathf.Max(0, position.width - v_selectorWidth), position.height);
Rect v_indexRect = new Rect(position.x + v_objectRect.width, position.y, position.width - v_objectRect.width, position.height);
//Draw Object Field
UnityEngine.Object v_newObject = EditorGUI.ObjectField(v_objectRect, label, property.objectReferenceValue, v_type, true);
//Draw PopUp
GUI.backgroundColor = v_currentIndex == -1 ? Color.red : Color.green;
int v_newIndex = EditorGUI.Popup(v_indexRect, v_currentIndex, v_componentsString);
GUI.backgroundColor = v_oldColor;
//Apply
TryApplyValue(property, v_oldValue, v_newObject, v_currentIndex, v_newIndex, v_components);
}
}
protected virtual void CheckIfNeedRecalc(bool p_isArray)
{
SpecificFieldAttribute v_attr = attribute as SpecificFieldAttribute;
if (v_attr != null)
{
System.Type v_acceptedType = v_attr.AcceptedType;
System.Type v_type = this.fieldInfo != null ? this.fieldInfo.FieldType : v_attr.AcceptedType;
System.Type v_convertedType = GetAcceptedFilterTypeFromContainerType(v_type);
if (_needRecalc && v_type != null)
{
_needRecalc = false;
_isComponent = IsSameOrSubClassOrImplementInterface(v_type, v_acceptedType);
_isArrayOfComponents = (v_type.IsArray || IsSameOrSubClassOrImplementInterface(v_type, typeof(IList))) && IsSameOrSubClassOrImplementInterface(v_convertedType, v_acceptedType);
}
}
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
bool v_oldGuiEnabled = GUI.enabled;
SpecificFieldAttribute v_attr = attribute as SpecificFieldAttribute;
if (v_attr != null && v_attr.ReadOnly)
{
GUI.enabled = false;
}
CheckIfNeedRecalc(property.isArray);
if (_isComponent)
{
DrawComponent(position, property, label);
}
else if (_isArrayOfComponents)
{
DrawComponent(position, property, label, GetAcceptedFilterTypeFromContainerType(fieldInfo.FieldType));
}
else
{
EditorGUI.PropertyField(position, property, label, true);
}
GUI.enabled = v_oldGuiEnabled;
}
