static void setupEventHandler(DUIType uiType, GameObject gameObject, Element element)
{
switch (uiType)
{
case DUIType.Button:
gameObject.GetComponent <UnityEngine.UI.Button>().onClick.AddListener(
() => element.actionFrame = Time.frameCount);
break;
case DUIType.TextField:
gameObject.GetComponent <UnityEngine.UI.InputField>().onValueChanged.AddListener(
(_) => element.actionFrame = Time.frameCount);
break;
case DUIType.HorizontalSlider:
gameObject.GetComponent <UnityEngine.UI.Slider>().onValueChanged.AddListener(
(_) => element.actionFrame = Time.frameCount);
break;
case DUIType.Toggle:
gameObject.GetComponent <UnityEngine.UI.Toggle>().onValueChanged.AddListener(
(_) => element.actionFrame = Time.frameCount);
break;
case DUIType.ScrollView:
var scrollRect = gameObject.GetComponent <UnityEngine.UI.ScrollRect>();
element.callback = (_) => element.actionFrame = Time.frameCount;
scrollRect.verticalScrollbar.onValueChanged.AddListener(element.callback);
scrollRect.horizontalScrollbar.onValueChanged.AddListener(element.callback);
break;
}
}
public Element(DUIType uiType, GameObject gameObject, Rect position)
{
this.uiType = uiType;
this.gameObject = gameObject;
this.position = position;
this.actionFrame = 0;
}
public static void ResetDefaultPrefab(DUIType uiType)
{
if (prefabDict_.ContainsKey(uiType))
{
GameObject.Destroy(prefabDict_[uiType]);
}
string prefabPath = DUISettings.PrefabPathDict[uiType];
prefabDict_[uiType] = Resources.Load <GameObject>(prefabPath);
}
public Element(DUIType uiType, GameObject gameObject, Rect position, string callerFilePath, int callerLineNumber)
{
this.uiType = uiType;
this.gameObject = gameObject;
this.actionFrame = 0;
this.callback = null;
this.searchInfo = new SearchInfo()
{
position = position,
callerFilePath = callerFilePath,
callerLineNumber = callerLineNumber,
};
}
static Element search(DUIType uiType, Rect position, string callerFilePath, int callerLineNumber, GameObject prefab)
{
float bestCost = float.MaxValue;
uint bestKey = 0;
foreach (uint key in elementDict_.Keys)
{
if (alreadySelected_.Contains(key))
{
continue;
}
var elem = elementDict_[key];
// Check if the element is in the current hierarchy level
if (uiStack_.Last().transform != elem.gameObject.transform.parent)
{
continue;
}
// Select element whose rect is most similar to `position`
if (uiType == elem.uiType &&
callerFilePath == elem.searchInfo.callerFilePath &&
callerLineNumber == elem.searchInfo.callerLineNumber)
{
float cost = (position.position - elem.searchInfo.position.position).magnitude;
cost += (position.size - elem.searchInfo.position.size).magnitude;
if (cost < bestCost)
{
bestCost = cost;
bestKey = key;
}
if (bestCost <= 0)
{
break;
}
}
}
// Found
if (bestKey > 0)
{
alreadySelected_.Add(bestKey);
elementDict_[bestKey].gameObject.SetActive(true);
elementDict_[bestKey].searchInfo.position = position;
return(elementDict_[bestKey]);
}
// Not found -> Create a new element.
if (false == prefabDict_.ContainsKey(uiType))
{
ResetDefaultPrefab(uiType);
}
GameObject gameObject = null;
if (prefab != null)
{
gameObject = GameObject.Instantiate(prefab, uiStack_.Last().transform);
}
else
{
gameObject = GameObject.Instantiate(prefabDict_[uiType], uiStack_.Last().transform);
}
uint newKey = nextID();
elementDict_[newKey] = new Element(uiType, gameObject, position, callerFilePath, callerLineNumber);
alreadySelected_.Add(newKey);
// Add event listener
setupEventHandler(uiType, gameObject, elementDict_[newKey]);
return(elementDict_[newKey]);
}
//------------------------------------------------------------------------------
public static void SetDefaultPrefab(DUIType uiType, GameObject prefab)
{
prefabDict_[uiType] = prefab;
}
//------------------------------------------------------------------------------------------
static Element search(DUIType uiType, Rect position)
{
float bestCost = float.MaxValue;
uint bestKey = 0;
foreach (uint key in elementDict_.Keys)
{
if (alreadySelected_.Contains(key))
{
continue;
}
var elem = elementDict_[key];
// Check if the element is in the current hierarchy level
if (uiStack_.Last().transform != elem.gameObject.transform.parent)
{
continue;
}
// Select element whose rect is most similar to `position`
if (uiType == elem.uiType)
{
float cost = (position.position - elem.position.position).magnitude;
cost += (position.size - elem.position.size).magnitude;
if (cost < bestCost)
{
bestCost = cost;
bestKey = key;
}
if (bestCost <= 0)
{
break;
}
}
}
// Found
if (bestKey > 0)
{
alreadySelected_.Add(bestKey);
return(elementDict_[bestKey]);
}
// Not found -> Create a new element.
if (false == prefabDict_.ContainsKey(uiType))
{
string prefabPath = DUISettings.PrefabPathDict[uiType];
prefabDict_[uiType] = Resources.Load <GameObject>(prefabPath);
}
var gameObject = GameObject.Instantiate(prefabDict_[uiType], uiStack_.Last().transform);
uint newKey = nextID();
elementDict_[newKey] = new Element(uiType, gameObject, position);
alreadySelected_.Add(newKey);
// Add event listener
setupEventHandler(uiType, gameObject, elementDict_[newKey]);
return(elementDict_[newKey]);
}
