addCircles method

void addCircles(
  1. Set<Circle> circlesToAdd
)

Adds a set of Circle objects to the cache.

Wraps each Circle into its corresponding CircleController.

Implementation

void addCircles(Set<Circle> circlesToAdd) {
  /// 核心是  _addCircle 这个方法
  circlesToAdd.forEach(_addCircle);
}