CameraPosition constructor

const CameraPosition(
  1. {double bearing: 0.0,
  2. @required LatLng target,
  3. double tilt: 0.0,
  4. double zoom: 10}
)

构造一个CameraPosition 对象

如果bearing, target, tilt, 或者 zoom 为null时会返回AssertionError

Implementation

const CameraPosition({
  this.bearing = 0.0,
  @required this.target,
  this.tilt = 0.0,
  this.zoom = 10,
})  : assert(bearing != null),
      assert(target != null),
      assert(tilt != null),
      assert(zoom != null);