HTML:

<ya-map ya-zoom="1" ya-center="[2.341198,48.856929]" ya-after-init="afterInit($target)">
    <ya-toolbar ya-name="toolBar">
        <ya-control ya-type="button" ya-params="Свойство: balloonHeader"
                    ya-event-select="balloonHeader($event)"
                    ya-event-deselect="balloonHeader($event)"></ya-control>
        <ya-control ya-type="button" ya-params="Опция: geodesic"
                    ya-event-select="geodes($event)"
                    ya-event-deselect="geodes($event)"></ya-control>
        <ya-control ya-type="button" ya-params="Изменить радиус"
                    ya-event-select="changeRadius($event)"
                    ya-event-deselect="changeRadius($event)"></ya-control>
    </ya-toolbar>
    <ya-geo-object
            ya-after-init="setObject($target)"
            ya-source="circle"
            ya-options="{draggable: true}"
            ya-event-mapchange="run($event)"
            ya-event-geometrychange="run($event)"
            ya-event-pixelgeometrychange="run($event)"
            ya-event-optionschange="run($event)"
            ya-event-propertieschange="run($event)"
            ya-event-balloonopen="run($event)"
            ya-event-balloonclose="run($event)"
            ya-event-hintshow="run($event)"
            ya-event-hinthide="run($event)"
            ya-event-dragstart="run($event)"
            ya-event-dragend="run($event)"
            ></ya-geo-object>
</ya-map>
<span ng-repeat="l in log">{{ l }}<br></span>
    

javascript

var circle = {
    geometry:{
        type:'Circle',
        radius:1000000
    },
    properties:{
        balloonContentBody: 'Балун',
        hintContent: 'Хинт'
    }
};
$scope.log = [];
$scope.afterInit=function(map){
    circle.geometry.coordinates = map.getCenter();
    $scope.circle = circle;
};
$scope.run = function(event){
    $scope.log.push('@' + event.get('type'));
};
var geoObj;
$scope.setObject = function(geoObject){
    geoObj = geoObject;
}
$scope.balloonHeader = function(e){
    geoObj.properties.set('balloonContentHeader', e.get('type') == 'select' ? 'Заголовок' : undefined);
};
$scope.geodes = function(e){
    geoObj.options.set('geodesic', e.get('type') == 'select');
};
$scope.changeRadius = function(e){
    geoObj.geometry.setRadius(e.get('type') == 'select' ? 2000000 : 1000000);
};
    
{{ l }}