private void OnBeginDrag(BaseEventData arg0)
{
SetTween(false);
_canDrag = true;
PointerEventData ped = arg0 as PointerEventData;
if (ped == null)
{
Debug.LogError(string.Format("ped == null"));
_canDrag = false;
return;
}
if (ped.pointerId < -1 || ped.pointerId > 1)
{//不允许鼠标中键和右键响应，不允许移动端多点触控
Debug.LogError(string.Format("ped.pointerId not valid.ped.pointerId={0}", ped.pointerId));
_canDrag = false;
return;
}
_curStroke = DrawLetterManager.Instance.GetStroke(charactor, curIdx);
if (_curStroke == null)
{
Debug.LogError(string.Format("_curMeshInfo == null"));
_canDrag = false;
return;
}
if (_curStroke.curvePoints == null || _curStroke.curvePoints.Count <= 1)
{
return;
}
_curCurvePointIdx = 0;
Vector2 localPoint = Vector2.zero;
RectTransformUtility.ScreenPointToLocalPointInRectangle(transform.GetComponent <RectTransform>(), ped.position, ped.pressEventCamera, out localPoint);
float distance = Vector2.Distance(localPoint, _curStroke.curvePoints[_curCurvePointIdx]);
if (distance > BeginDragDistanceThreshold)
{
Debug.LogWarning(string.Format("T={0};CurvePoint={1};distance={2}", localPoint, _curStroke.curvePoints[_curCurvePointIdx], distance));
_canDrag = false;
return;
}
UIStroke[] arr = meshRootD.GetComponentsInChildren <UIStroke>();
for (int i = 0; i < arr.Length; ++i)
{
if (arr[i].gameObject.name.Trim() == curIdx.ToString())
{
curStroke = arr[i];
break;
}
}
_pointS = _curStroke.curvePoints[0];
_pointE = _curStroke.curvePoints[_curStroke.curvePoints.Count - 1];
}
internal void Init(string charactor, UIStroke tplStroke, bool isDraw = false)
{
Dictionary <string, Letter> tmpDict = DrawLetterManager.Instance.LetterDict;
if (tmpDict == null)
{
Debug.LogError(string.Format("tmpDict null"));
return;
}
if (!tmpDict.ContainsKey(charactor))
{
Debug.LogError(string.Format("不包含字符[{0}]", charactor));
return;
}
Letter tmpLetter = tmpDict[charactor];
if (tmpLetter == null)
{
Debug.LogError(string.Format("tmpLetter null"));
return;
}
List <Stroke> tmpStrokList = tmpLetter.StrokeList;
for (int i = 0; i < tmpStrokList.Count; i++)
{
Stroke tmpStrok = tmpStrokList[i];
if (tmpStrok == null)
{
continue;
}
UIStroke stk = GameObject.Instantiate <UIStroke>(tplStroke, transform);
stk.gameObject.SetActive(true);
stk.gameObject.name = tmpStrok.index.ToString();
stk.InitData(tmpStrok.nodeList.ToArray(), tmpStrok.width, tmpStrok.smooth, tmpStrok.isClose);
if (isDraw)
{
stk.color = new Color(1, 0.6353f, 0, 1f);
stk.UpdatePercent(0);
}
else
{
stk.color = Color.green;
stk.UpdatePercent(1);
#if UNITY_EDITOR
_curvePoints = JsonMapper.ToObject <List <Vector2> >(stk.GetStrokeData());
_vertices = JsonMapper.ToObject <List <Vector3> >(stk.GetStrokeVertices());
#endif
}
DrawLetterManager.Instance.SetCurvePoints(charactor, tmpStrok.index, stk.GetStrokeData());
}
}
public bool BuildMesh()
{
if (_nodeList.Count <= 0)
{
Debug.LogError("至少得有一个结点");
return(false);
}
NormalizeNodeList();
if (_uiStroke == null)
{
_uiStroke = GetComponent <UIStroke>();
}
_uiStroke.InitData(_nodeList.ToArray(), width, smooth, isClose);
_uiStroke.UpdatePercent(1);
_curvePoints = JsonMapper.ToObject <List <Vector2> >(_uiStroke.GetStrokeData());
UpdateData();
return(true);
}
private void Awake()
{
DrawLetterManager.Instance.RegisterExporter();
meshRoot = transform.Find("MeshRoot").GetComponent <MeshRoot>();
meshRootD = transform.Find("MeshRootD").GetComponent <MeshRoot>();
tplStroke = transform.Find("tplStroke").GetComponent <UIStroke>();
tplStroke.gameObject.SetActive(false);
btnDraw = transform.Find("btnDraw").GetComponent <Button>();
btnDraw.onClick.AddListener(OnClickDraw);
imgTouchPad = transform.Find("imgTouchPad").GetComponent <Image>();
EventTrigger et = imgTouchPad.gameObject.AddComponent <EventTrigger>();
//
EventTrigger.Entry entry = null;
entry = new EventTrigger.Entry();
entry.eventID = EventTriggerType.BeginDrag;
entry.callback.AddListener(OnBeginDrag);
et.triggers.Add(entry);
entry = new EventTrigger.Entry();
entry.eventID = EventTriggerType.Drag;
entry.callback.AddListener(OnDrag);
et.triggers.Add(entry);
entry = new EventTrigger.Entry();
entry.eventID = EventTriggerType.EndDrag;
entry.callback.AddListener(OnEndDrag);
et.triggers.Add(entry);
entry = new EventTrigger.Entry();
entry.eventID = EventTriggerType.PointerClick;
entry.callback.AddListener(OnPointerClick);
et.triggers.Add(entry);
}
private void OnEnable()
{
_uiStroke = GetComponent <UIStroke>();
_tplApple = transform.root.Find("tplApple").GetComponent <RectTransform>();
}