//开始触摸
private void OnTouchBegin(EventContext context)
{
if (touchID == -1)//第一次触摸
{
InputEvent inputEvent = (InputEvent)context.data;
touchID = inputEvent.touchId;
if (tweener != null)
{
tweener.Kill();//杀死上一个动画
tweener = null;
}
//将世界坐标转化为FGUI坐标
Vector2 localPos = GRoot.inst.GlobalToLocal(new Vector2(inputEvent.x, inputEvent.y));
float posX = localPos.x;
float posY = localPos.y;
//注意此处为单选按钮，需要设置单选属性 选中设为true
joystickButton.selected = true;
lastStageX = posX;
lastStageY = posY;
startStageX = posX;
startStageY = posY;
//设置新的摇杆按钮与中心位置
center.visible = true;
center.SetXY(posX - center.width / 2, posY - center.height / 2);
joystickButton.SetXY(posX - joystickButton.width / 2, posY - joystickButton.height / 2);
float deltaX = posX - initX;
float deltay = posY - initY;
//计算旋转角度
float degrees = Mathf.Atan2(deltay, deltaX) * 180 / Mathf.PI;
thumb.rotation = degrees + 90;
//上下文获取触摸状态
context.CaptureTouch();
}
}
void __touchBegin(EventContext context)
{
GTween.Kill(this, true);
_draggingCorner = (Corner)((GObject)context.sender).data;
if (_draggingCorner == Corner.TL || _draggingCorner == Corner.BL)
{
if (_coverStatus == CoverStatus.ShowingBack)
{
_coverTurningOp = CoverTurningOp.HideBack;
}
else if (_objectNewIndice[0] == -1)
{
if (_frontCover != null && _coverStatus != CoverStatus.ShowingFront)
{
_coverTurningOp = CoverTurningOp.ShowFront;
}
else
{
_draggingCorner = Corner.INVALID;
}
}
else
{
_turningTarget = _objectNewIndice[0] - 2;
if (_turningTarget < 0)
{
_turningTarget = 0;
}
}
}
else
{
if (_coverStatus == CoverStatus.ShowingFront)
{
_coverTurningOp = CoverTurningOp.HideFront;
}
else if (_objectNewIndice[1] == -1)
{
if (_backCover != null && _coverStatus != CoverStatus.ShowingBack)
{
_coverTurningOp = CoverTurningOp.ShowBack;
}
else
{
_draggingCorner = Corner.INVALID;
}
}
else
{
_turningTarget = _objectNewIndice[1] + 1;
}
}
if (_draggingCorner != Corner.INVALID)
{
_touchDownTime = Time.unscaledTime;
UpdateDragPosition(context.inputEvent.position);
RenderPages();
PlayTurnEffect();
context.CaptureTouch();
}
}