percent2Offset static method

Offset percent2Offset(
  1. dynamic ox,
  2. Rect rect
)

计算标记点渲染后到真实的点距离

Implementation

static Offset percent2Offset(dynamic ox, Rect rect) {
  double x = rect.size.width * (ox["xp"] as double);
  double y = rect.size.height * (ox["yp"] as double);
  return Offset(x, y);
}