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Maps JavaScript API

Quick Start
Add a map
Introductory Tutorial
Advanced Tutorial
- Foundation
- Map
- Marker
- Massive Points
- Line
- Noodles
- Controls and pop-ups
- Layer
- Event System
  - Map and Overlay Events
- Coordinate transformation
  - Coordinate System Conversion
- Geometric Calculation
  - Distance, length, area
  - Calculate line and plane relationships, etc
- Auxiliary Library
  - Browser helper function
  - Other auxiliary functions
- Service plugins and tools
Reference Manual
- Basic Class
  - LngLat
  - Bounds
  - Pixel
  - Size
- Event
  - Event
- Map
  - Map
  - MapsEvent
- Amap Official Layer
  - TileLayer
  - Buildings
- Industry Standard Layer
- Custom Data Layer
- Point Marker Class
- Information Window
  - InfoWindow
- Right-click menu
  - ContextMenu
- Vector Graphics
  - Polygon
  - Polyline
  - BezierCurve
  - Circle
  - CircleMarker
  - Ellipse
  - Rectangle
  - GeoJSON
- Group
  - LayerGroup
  - OverlayGroup
- Map Controls
  - Control
  - Scale
  - ToolBar
  - ControlBar
  - HawkEye
- Tool Category
- Service Category
  - WebService
  - WebServiceCallback
- Search
- Geocoding
- Routes
- Location
- General Library
  - GeometryUtil
  - DomUtil
  - Browser
  - Util

Document Maps JavaScript API Reference Manual Point Marker Class EasingCallback

EasingCallback

EasingCallback

Time function callback（Type: Function）

Parameter:

passedTime (number): Elapsed time

return value: number