public static bool TryGetPos(TjsValue pos, out Point p)
{
TjsArray xy = pos as TjsArray;
if (xy != null && xy.val.Count == 2)
{
TjsNumber x = xy.val[0] as TjsNumber;
TjsNumber y = xy.val[1] as TjsNumber;
if (x != null && y != null)
{
p = new Point((int)x.val, (int)y.val);
return(true);
}
else
{
Debug.Assert(false, "invalid element in pos struct");
}
}
else
{
Debug.Assert(false, "invalid pos struct");
}
p = Point.Empty;
return(false);
}
public static TjsArray ScaleButton(TjsDict dict, string name, double scaleX, double scaleY)
{
TjsValue v = null;
if (dict.val.TryGetValue(name, out v))
{
// 按钮上多记录了一个是否显示: x, y, shown
TjsArray xys = v as TjsArray;
if (xys != null && xys.val.Count == 3)
{
TjsNumber x = xys.val[0] as TjsNumber;
TjsNumber y = xys.val[1] as TjsNumber;
TjsNumber s = xys.val[2] as TjsNumber;
if (x != null && y != null && s != null)
{
TjsArray xysnew = CreatePos((int)(x.val * scaleX), (int)(y.val * scaleY));
xysnew.val.Add(new TjsNumber(s.val));
dict.val[name] = xysnew;
return(xysnew);
}
else
{
Debug.Assert(false, "invalid element in button struct");
}
}
else
{
Debug.Assert(false, "invalid button struct");
}
}
return(null);
}
