void startMoving()
{
ConnectedSet.pieceForAlign = (connectedSet == null) ? null : this;
MovingTarget = (connectedSet != null) ? connectedSet : this as IPuzzleLayer;
MovingTarget.BeforeMoving();
// 記下位置
oldLocalPos = MovingTarget.GetTransform().localPosition;
beginDragPos = Input.mousePosition;
onMoving = true;
}
void movingPiece()
{
//https://docs.unity3d.com/ScriptReference/Input-mousePosition.html
//這裡是Sreen的delta
var delta = (Input.mousePosition - beginDragPos);
delta = screenVectorToWorld(delta);
var localDelta = GetParentTransform().InverseTransformVector(delta);
MovingTarget.GetTransform().localPosition = oldLocalPos + localDelta;
var pocket = PuzzlePiecePocket.Instance;
var nowX = transform.position.x;
if (nowX < pocket.GetBorder()) // group區
{
if (inPocket)
{
pocket.removeFromPocket(this);
}
}
else // Pocket區
{
// 已經拼好的，就不能放回口袋
if (connectedSet != null)
{
return;
}
//轉換回Pocket的local space
var pos = transform.position;
pos = PuzzlePiecePocket.Instance.transform.InverseTransformPoint(pos);
var localZ = pos.z;
var nowIndex = pocket.getInsertIndex(localZ, inPocket);
if (!inPocket) // 不在口袋裡，就加進去
{
pocket.addToPocket(nowIndex, this, false);
}
else
{
if (nowIndexInPocket != nowIndex)
{
pocket.swapInPocket(nowIndexInPocket, nowIndex);//交換
}
}
}
}