MapCircle class

Creates a circle which is drawn based on the given center and radius.

 late List<MapLatLng> _circles;
 late MapShapeSource _mapSource;

 @override
 void initState() {
   _circles = const <MapLatLng>[
     MapLatLng(-14.235004, -51.92528),
     MapLatLng(51.16569, 10.451526),
     MapLatLng(-25.274398, 133.775136),
     MapLatLng(20.593684, 78.96288),
     MapLatLng(61.52401, 105.318756)
   ];

   _mapSource = MapShapeSource.asset(
     'assets/world_map.json',
     shapeDataField: 'name',
   );
   super.initState();
 }

 @override
 Widget build(BuildContext context) {
   return Scaffold(
     body: Center(
         child: Container(
       height: 350,
       child: Padding(
         padding: EdgeInsets.only(left: 15, right: 15),
         child: SfMaps(
           layers: <MapLayer>[
             MapShapeLayer(
               source: _mapSource,
               sublayers: [
                 MapCircleLayer(
                   circles: List<MapCircle>.generate(
                     _circles.length,
                     (int index) {
                       return MapCircle(
                         center: _circles[index],
                       );
                     },
                   ).toSet(),
                 ),
               ],
             ),
           ],
         ),
       ),
     )),
   );
 }
Inheritance

Constructors

MapCircle({required MapLatLng center, double radius = 5, Color? color, Color? strokeColor, double? strokeWidth, VoidCallback? onTap})
Creates a MapCircle.
const

Properties

center → MapLatLng
The center of the circle.
final
color → Color?
The fill color of the circle.
final
hashCode → int
The hash code for this object.
no setterinherited
onTap → VoidCallback?
Callback to receive tap event for this circle.
final
radius → double
The radius of the circle.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
strokeColor → Color?
Stroke color of the circle.
final
strokeWidth → double?
Stroke width of the circle.
final

Methods

debugDescribeChildren() → List<DiagnosticsNode>
Returns a list of DiagnosticsNode objects describing this node's children.
inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toDiagnosticsNode({String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode
Returns a debug representation of the object that is used by debugging tools and by DiagnosticsNode.toStringDeep.
inherited
toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) → String
A string representation of this object.
inherited
toStringDeep({String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String
Returns a string representation of this node and its descendants.
inherited
toStringShallow({String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String
Returns a one-line detailed description of the object.
inherited
toStringShort() → String
A brief description of this object, usually just the runtimeType and the hashCode.
inherited

Operators

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