PolygonUpdates class

该类主要用以描述Polygon的增删改等更新操作

Constructors

PolygonUpdates.from(Set<Polygon> previous, Set<Polygon> current)

通过Polygon的前后更新集合构造一个PolygonUpdates

Properties

hashCode → int

The hash code for this object.

no setter, override

polygonIdsToRemove ↔ Set<String>?

想要删除的polygon的id集合

getter/setter pair

polygonsToAdd ↔ Set<Polygon>?

想要添加的polygon对象集合.

getter/setter pair

polygonsToChange ↔ Set<Polygon>?

想要更新的polygon对象集合

getter/setter pair

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toMap() → Map<String, dynamic>

转换成可以序列化的map

toString() → String

A string representation of this object.

override

Operators

operator ==(Object other) → bool

The equality operator.

override