# BitmapDescriptor class

Bitmap工具类

## Properties

hashCode → int
  The hash code for this object. [...]
  read-only, inherited
runtimeType → Type
  A representation of the runtime type of the object.
  read-only, inherited

## Methods

noSuchMethod (Invocation invocation) → dynamic
  Invoked when a non-existent method or property is accessed. [...]
  inherited
toMap () → dynamic
toString () → String
  Returns a string representation of this object.
  inherited

## Operators

operator == (Object other) → bool
  The equality operator. [...]
  inherited

## Static Methods

defaultMarkerWithHue (double hue) → BitmapDescriptor
  创建引用默认着色的BitmapDescriptor
fromAssetImage (ImageConfiguration configuration, String assetName, {AssetBundle bundle, String package, bool mipmaps: true}) → Future <BitmapDescriptor>
  从资源图像创建BitmapDescriptor。 [...]
fromBytes (Uint8List byteData) → BitmapDescriptor
  根据将PNG图片转换后的二进制数据`byteData`创建BitmapDescriptor

## Constants

defaultMarker → const BitmapDescriptor
  创建默认的marker 图标的 bitmap 描述信息对象.
  `const BitmapDescriptor._(const <dynamic>['defaultMarker'])`
hueAzure → const double
  天蓝色.
  `210.0`
hueBlue → const double
  蓝色.
  `240.0`
hueCyan → const double
  青色.
  `180.0`
hueGreen → const double
  绿色.
  `120.0`
hueMagenta → const double
  酒红色.
  `300.0`
hueOrange → const double
  橙色.
  `30.0`
hueRed → const double
  红色.
  `0.0`
hueRose → const double
  玫瑰红.
  `330.0`
hueViolet → const double
  紫色.
  `270.0`
hueYellow → const double
  黄色.
  `60.0`