Hitting a point in a circle

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<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1" />
    <script crossorigin src="https://cdn.jsdelivr.net/npm/@babel/standalone@7/babel.min.js"></script>
    <script crossorigin src="https://cdn.jsdelivr.net/npm/@turf/turf@7.1.0/turf.min.js"></script>
    <!-- To make the map appear, you must add your apikey -->
    <script src="https://js.api.mappable.world/v3/?apikey=<YOUR_APIKEY>&lang=en_US" type="text/javascript"></script>

    <script
      data-plugins="transform-modules-umd"
      data-presets="typescript"
      type="text/babel"
      src="../variables.ts"
    ></script>
    <script
      data-plugins="transform-modules-umd"
      data-presets="typescript"
      type="text/babel"
      src="./common.ts"
    ></script>
    <script data-plugins="transform-modules-umd" data-presets="typescript" type="text/babel">
      import {
          ACTIVE_MARKER_COLOR,
          CIRCLE_CENTER,
          CIRCLE_STYLE,
          HIDDEN_CIRCLE_STYLE,
          INNER_CIRCLE_RADIUS,
          INNER_CIRCLE_STYLE,
          LOCATION,
          MARKERS_COORDINATES,
          SLIDER_COLOR
      } from '../variables';
      import {
          CHANGE_SIZE_CIRCLE_RADIUS_COEFFICIENT,
          CIRCLE_RADIUS,
          DRAGGABLE_CIRCLE_RADIUS_COEFFICIENT,
          getBooleanPointInPolygon,
          getCenterOfCircle,
          getCircleGeoJSON,
          getDistanceBetweenPoints,
          getSliderPercent,
          getSliderValueHeight
      } from './common';
      import type {DomEventHandler, LngLat} from '@mappable-world/mappable-types';
      import type {MMapFeatureEventHandler} from '@mappable-world/mappable-types/imperative/MMapFeature/types';

      window.map = null;

      interface InfoMessageProps {
          text: string;
      }

      main();

      async function main() {
          // Waiting for all api elements to be loaded
          await mappable.ready;
          const {
              MMap,
              MMapDefaultSchemeLayer,
              MMapDefaultFeaturesLayer,
              MMapFeature,
              MMapListener,
              MMapControl,
              MMapControls
          } = mappable;
          const {MMapDefaultMarker} = await mappable.import('@mappable-world/mappable-default-ui-theme');

          const markers = [];
          let showCircle = null;
          let innerCircle = null;
          let hiddenCircleChangeSize = null;
          let hiddenCircleDraggable = null;
          let currentMouseCoordinates: LngLat = CIRCLE_CENTER;
          let circleRadius = CIRCLE_RADIUS;
          let circleCenter = CIRCLE_CENTER;

          class InfoMessageClass extends mappable.MMapComplexEntity<InfoMessageProps> {
              private _element!: HTMLDivElement;

              private _detachDom!: () => void;

              // Method for create a DOM control element
              _createElement(props: InfoMessageProps) {
                  // Create a root element
                  const infoWindow = document.createElement('div');
                  infoWindow.classList.add('info-window');
                  infoWindow.innerHTML = props.text;

                  return infoWindow;
              }

              // Method for attaching the control to the map
              _onAttach() {
                  this._element = this._createElement(this._props);
                  this._detachDom = mappable.useDomContext(this, this._element, this._element);
              }

              // Method for detaching control from the map
              _onDetach() {
                  this._detachDom();
                  this._detachDom = undefined;
                  this._element = undefined;
              }
          }

          class RadiusControlClass extends mappable.MMapComplexEntity<{}> {
              private _element!: HTMLDivElement;

              private _detachDom!: () => void;

              // Method for create a DOM control element
              _createElement() {
                  // Create a root element
                  const container = document.createElement('div');
                  container.classList.add('container');

                  const innerContainer = document.createElement('div');

                  const upperControlText = document.createElement('span');
                  upperControlText.classList.add('control-text');
                  upperControlText.innerText = '10 km';

                  const inputControl = document.createElement('input');
                  inputControl.type = 'range';
                  inputControl.oninput = onSliderChange;
                  inputControl.min = '10';
                  inputControl.max = '100';
                  inputControl.value = (circleRadius * 10).toString();
                  inputControl.classList.add('slider');
                  inputControl.id = 'slider';

                  const downControlText = document.createElement('span');
                  downControlText.classList.add('control-text');
                  downControlText.innerText = '1 km';

                  innerContainer.appendChild(upperControlText);
                  innerContainer.appendChild(inputControl);
                  innerContainer.appendChild(downControlText);

                  const innerContainerSliderValue = document.createElement('div');
                  const sliderValue = document.createElement('span');
                  sliderValue.innerText = circleRadius.toFixed() + ' km';
                  sliderValue.classList.add('slider__value');
                  sliderValue.id = 'slider-value';
                  innerContainerSliderValue.appendChild(sliderValue);

                  container.appendChild(innerContainer);
                  container.appendChild(innerContainerSliderValue);
                  return container;
              }

              // Method for attaching the control to the map
              _onAttach() {
                  this._element = this._createElement();
                  this._detachDom = mappable.useDomContext(this, this._element, this._element);
              }

              // Method for detaching control from the map
              _onDetach() {
                  this._detachDom();
                  this._detachDom = undefined;
                  this._element = undefined;
              }
          }

          // Initialize the map
          map = new MMap(
              // Pass the link to the HTMLElement of the container
              document.getElementById('app'),
              // Pass the map initialization parameters
              {location: LOCATION, showScaleInCopyrights: true},
              // Add a map scheme layer
              [new MMapDefaultSchemeLayer({}), new MMapDefaultFeaturesLayer({})]
          );

          const updateGeometries = () => {
              const circleGeometry = getCircleGeoJSON(circleCenter, circleRadius);
              const innerCircleGeometry = getCircleGeoJSON(circleCenter, INNER_CIRCLE_RADIUS);
              const hiddenCircleChangeSizeGeometry = getCircleGeoJSON(
                  circleCenter,
                  circleRadius * CHANGE_SIZE_CIRCLE_RADIUS_COEFFICIENT
              );
              const hiddenCircleDraggableGeometry = getCircleGeoJSON(
                  circleCenter,
                  circleRadius * DRAGGABLE_CIRCLE_RADIUS_COEFFICIENT
              );
              showCircle.update({geometry: circleGeometry});
              innerCircle.update({geometry: innerCircleGeometry});
              hiddenCircleChangeSize.update({geometry: hiddenCircleChangeSizeGeometry});
              hiddenCircleDraggable.update({geometry: hiddenCircleDraggableGeometry});
              return circleGeometry;
          };

          const updateMarkers = (circleCoordinates: LngLat[][]) => {
              markers.forEach((marker) => {
                  const inPolygon = getBooleanPointInPolygon(circleCoordinates, marker.coordinates);
                  marker.update({color: inPolygon ? {day: ACTIVE_MARKER_COLOR, night: ACTIVE_MARKER_COLOR} : undefined});
              });
          };

          const updateSlider = () => {
              const slider = document.getElementById('slider');
              const sliderValue = document.getElementById('slider-value');
              if (slider) {
                  (slider as HTMLInputElement).value = (circleRadius * 10).toString();
                  sliderValue.innerText = circleRadius.toFixed() + ' km';
                  const sliderHeight = slider.offsetHeight;
                  const percent = getSliderPercent(circleRadius, 10, 1);
                  const offset = getSliderValueHeight(sliderHeight, 16, percent);

                  sliderValue.style.top = `${offset}px`;
                  slider.style.background = `linear-gradient(to top, ${SLIDER_COLOR} ${percent}%, rgba(246, 246, 246, 1) ${percent}%)`;
              }
          };

          const onHiddenCircleChangeSizeDragMove: MMapFeatureEventHandler = () => {
              const edgePoint = getDistanceBetweenPoints(circleCenter, currentMouseCoordinates);
              if (edgePoint <= 10 && edgePoint >= 1) {
                  circleRadius = edgePoint;
                  const showCircleCoordinates = updateGeometries();
                  updateMarkers(showCircleCoordinates.coordinates);
                  updateSlider();
              }
              return false;
          };

          const onHiddenCircleDraggableDragMove: MMapFeatureEventHandler = (coordinates: LngLat[][]) => {
              circleCenter = getCenterOfCircle(coordinates);
              const showCircleCoordinates = updateGeometries();
              updateMarkers(showCircleCoordinates.coordinates);
              return false;
          };

          const onMouseMove: DomEventHandler = (_, event) => {
              currentMouseCoordinates = event.coordinates;
          };

          const onSliderChange = (event) => {
              circleRadius = parseInt(event.target.value) / 10;
              const circleCoordinates = updateGeometries();
              updateMarkers(circleCoordinates.coordinates);
              updateSlider();
          };

          const showCircleGeometry = getCircleGeoJSON(circleCenter, circleRadius);

          showCircle = new MMapFeature({
              geometry: showCircleGeometry,
              style: CIRCLE_STYLE
          });
          map.addChild(showCircle);

          innerCircle = new MMapFeature({
              geometry: getCircleGeoJSON(circleCenter, INNER_CIRCLE_RADIUS),
              style: INNER_CIRCLE_STYLE
          });
          map.addChild(innerCircle);

          hiddenCircleChangeSize = new MMapFeature({
              geometry: getCircleGeoJSON(circleCenter, circleRadius * CHANGE_SIZE_CIRCLE_RADIUS_COEFFICIENT),
              style: {...HIDDEN_CIRCLE_STYLE, zIndex: 10, cursor: 'pointer'},
              draggable: true,
              onDragMove: onHiddenCircleChangeSizeDragMove
          });
          map.addChild(hiddenCircleChangeSize);

          hiddenCircleDraggable = new MMapFeature({
              geometry: getCircleGeoJSON(circleCenter, circleRadius * DRAGGABLE_CIRCLE_RADIUS_COEFFICIENT),
              style: {...HIDDEN_CIRCLE_STYLE, zIndex: 11, cursor: 'move'},
              draggable: true,
              onDragMove: onHiddenCircleDraggableDragMove
          });
          map.addChild(hiddenCircleDraggable);

          map.addChild(
              new MMapListener({
                  onMouseMove
              })
          );

          MARKERS_COORDINATES.forEach((markerProps) => {
              const inPolygon = getBooleanPointInPolygon(showCircleGeometry.coordinates, markerProps.coordinates);
              const marker = new MMapDefaultMarker({
                  coordinates: markerProps.coordinates,
                  iconName: 'fallback',
                  color: inPolygon ? {day: ACTIVE_MARKER_COLOR, night: ACTIVE_MARKER_COLOR} : undefined,
                  size: 'normal'
              });
              markers.push(marker);
              map.addChild(marker);
          });

          const control = new MMapControl({}).addChild(new RadiusControlClass({}));
          map.addChild(new MMapControls({position: 'right'}, [control]));

          map.addChild(
              new MMapControls({position: 'top left'}, [
                  new InfoMessageClass({text: 'Move a circle and change radius of it'})
              ])
          );
      }
    </script>

    <!-- prettier-ignore -->
    <style> html, body, #app { width: 100%; height: 100%; margin: 0; padding: 0; font-family: Arial, Helvetica, sans-serif; } .toolbar { position: absolute; z-index: 1000; top: 0; left: 0; display: flex; align-items: center; padding: 16px; } .toolbar a { padding: 16px; }  </style>
    <link rel="stylesheet" href="./common.css" />
    <link rel="stylesheet" href="../variables.css" />
  </head>
  <body>
    <div id="app"></div>
  </body>
</html>

<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1" />
    <script crossorigin src="https://cdn.jsdelivr.net/npm/react@17/umd/react.production.min.js"></script>
    <script crossorigin src="https://cdn.jsdelivr.net/npm/react-dom@17/umd/react-dom.production.min.js"></script>
    <script crossorigin src="https://cdn.jsdelivr.net/npm/@babel/standalone@7/babel.min.js"></script>
    <script crossorigin src="https://cdn.jsdelivr.net/npm/@turf/turf@7.1.0/turf.min.js"></script>
    <!-- To make the map appear, you must add your apikey -->
    <script src="https://js.api.mappable.world/v3/?apikey=<YOUR_APIKEY>&lang=en_US" type="text/javascript"></script>

    <script
      data-plugins="transform-modules-umd"
      data-presets="typescript"
      type="text/babel"
      src="../variables.ts"
    ></script>
    <script
      data-plugins="transform-modules-umd"
      data-presets="typescript"
      type="text/babel"
      src="./common.ts"
    ></script>
    <script data-plugins="transform-modules-umd" data-presets="react, typescript" type="text/babel">
      import type {MarkerColorProps} from '@mappable-world/mappable-default-ui-theme';
      import type {DomEventHandler, LngLat, PolygonGeometry} from '@mappable-world/mappable-types';
      import type {ChangeEvent} from 'react';
      import {
          CHANGE_SIZE_CIRCLE_RADIUS_COEFFICIENT,
          CIRCLE_RADIUS,
          DRAGGABLE_CIRCLE_RADIUS_COEFFICIENT,
          getBooleanPointInPolygon,
          getCenterOfCircle,
          getCircleGeoJSON,
          getDistanceBetweenPoints,
          getSliderPercent,
          getSliderValueHeight
      } from './common';
      import {
          ACTIVE_MARKER_COLOR,
          CIRCLE_CENTER,
          CIRCLE_STYLE,
          HIDDEN_CIRCLE_STYLE,
          INNER_CIRCLE_RADIUS,
          INNER_CIRCLE_STYLE,
          LOCATION,
          MARKERS_COORDINATES,
          SLIDER_COLOR
      } from '../variables';

      window.map = null;

      main();

      async function main() {
          // For each object in the JS API, there is a React counterpart
          // To use the React version of the API, include the module @mappable-world/mappable-reactify
          const [mappableReact] = await Promise.all([mappable.import('@mappable-world/mappable-reactify'), mappable.ready]);
          const reactify = mappableReact.reactify.bindTo(React, ReactDOM);
          const {
              MMap,
              MMapDefaultSchemeLayer,
              MMapDefaultFeaturesLayer,
              MMapFeature,
              MMapListener,
              MMapControls,
              MMapControl
          } = reactify.module(mappable);
          const {MMapDefaultMarker} = reactify.module(await mappable.import('@mappable-world/mappable-default-ui-theme'));
          const {useMemo, useState, useCallback, useEffect} = React;

          function App() {
              const [currentMouseCoordinates, setCurrentMouseCoordinates] = useState<LngLat>();
              const [circleRadius, setCircleRadius] = useState(CIRCLE_RADIUS);
              const [circleCenter, setCircleCenter] = useState(CIRCLE_CENTER);

              const circleGeometry = useMemo(
                  () => getCircleGeoJSON(circleCenter, circleRadius),
                  [circleCenter, circleRadius]
              );
              const hiddenCircleChangeSizeGeometry = useMemo(
                  () => getCircleGeoJSON(circleCenter, circleRadius * CHANGE_SIZE_CIRCLE_RADIUS_COEFFICIENT),
                  [circleCenter, circleRadius]
              );
              const innerCircleGeometry = useMemo(
                  () => getCircleGeoJSON(circleCenter, INNER_CIRCLE_RADIUS),
                  [circleCenter, circleRadius]
              );
              const hiddenCircleDraggableGeometry = useMemo(
                  () => getCircleGeoJSON(circleCenter, circleRadius * DRAGGABLE_CIRCLE_RADIUS_COEFFICIENT),
                  [circleCenter, circleRadius]
              );

              const onHiddenCircleChangeSizeDragMove = useCallback(() => {
                  const edgePoint = getDistanceBetweenPoints(circleCenter, currentMouseCoordinates);
                  if (edgePoint <= 10 && edgePoint >= 1) {
                      setCircleRadius(edgePoint);
                  }
                  return false;
              }, [circleCenter, currentMouseCoordinates]);

              const onHiddenCircleDraggableDragMove = useCallback((coordinates: LngLat[][]) => {
                  const center = getCenterOfCircle(coordinates);
                  setCircleCenter(center);
                  return false;
              }, []);

              const onMouseMove: DomEventHandler = useCallback((_, event) => {
                  setCurrentMouseCoordinates(event.coordinates);
              }, []);

              const onSliderChange = useCallback((event: ChangeEvent<HTMLInputElement>) => {
                  setCircleRadius(parseInt(event.target.value) / 10);
              }, []);

              const getMarkerColor = useCallback(
                  (coordinates: LngLat): MarkerColorProps => {
                      const inPolygon = getBooleanPointInPolygon(circleGeometry.coordinates, coordinates);
                      return inPolygon ? {day: ACTIVE_MARKER_COLOR, night: ACTIVE_MARKER_COLOR} : undefined;
                  },
                  [circleGeometry]
              );

              useEffect(() => {
                  const slider = document.getElementById('slider');
                  const sliderValue = document.getElementById('slider-value');
                  if (slider) {
                      const sliderHeight = slider.offsetHeight;
                      const percent = getSliderPercent(circleRadius, 10, 1);
                      const offset = getSliderValueHeight(sliderHeight, 16, percent);

                      sliderValue.style.top = `${offset}px`;
                      slider.style.background = `linear-gradient(to top, ${SLIDER_COLOR} ${percent}%, rgba(246, 246, 246, 1) ${percent}%)`;
                  }
              }, [circleRadius]);

              return (
                  // Initialize the map and pass initialization parameters
                  <MMap location={LOCATION} showScaleInCopyrights={true} ref={(x) => (map = x)}>
                      {/* Add a map scheme layer */}
                      <MMapDefaultSchemeLayer />
                      <MMapDefaultFeaturesLayer />
                      <MMapFeature geometry={circleGeometry as PolygonGeometry} style={CIRCLE_STYLE} />
                      <MMapFeature geometry={innerCircleGeometry as PolygonGeometry} style={INNER_CIRCLE_STYLE} />

                      <MMapFeature
                          draggable
                          onDragMove={onHiddenCircleChangeSizeDragMove}
                          geometry={hiddenCircleChangeSizeGeometry as PolygonGeometry}
                          style={{...HIDDEN_CIRCLE_STYLE, zIndex: 10, cursor: 'pointer'}}
                      />

                      <MMapFeature
                          draggable
                          onDragMove={onHiddenCircleDraggableDragMove}
                          geometry={hiddenCircleDraggableGeometry as PolygonGeometry}
                          style={{...HIDDEN_CIRCLE_STYLE, zIndex: 11, cursor: 'move'}}
                      />

                      {MARKERS_COORDINATES.map((marker) => (
                          <MMapDefaultMarker
                              coordinates={marker.coordinates}
                              size="normal"
                              iconName="fallback"
                              color={getMarkerColor(marker.coordinates)}
                          />
                      ))}

                      <MMapControls position="right">
                          <MMapControl>
                              <div className="container">
                                  <div>
                                      <span className="control-text">10 km</span>
                                      <input
                                          type="range"
                                          min="10"
                                          onChange={onSliderChange}
                                          max="100"
                                          value={circleRadius * 10}
                                          className="slider"
                                          id="slider"
                                      />
                                      <span className="control-text">1 km</span>
                                  </div>
                                  <span className="slider__value" id="slider-value">
                                      {circleRadius.toFixed()} km
                                  </span>
                              </div>
                          </MMapControl>
                      </MMapControls>

                      <MMapControls position="top left">
                          <MMapControl transparent>
                              <div className="info-window">Move a circle and change radius of it</div>
                          </MMapControl>
                      </MMapControls>

                      <MMapListener onMouseMove={onMouseMove} />
                  </MMap>
              );
          }

          ReactDOM.render(
              <React.StrictMode>
                  <App />
              </React.StrictMode>,
              document.getElementById('app')
          );
      }
    </script>

    <!-- prettier-ignore -->
    <style> html, body, #app { width: 100%; height: 100%; margin: 0; padding: 0; font-family: Arial, Helvetica, sans-serif; } .toolbar { position: absolute; z-index: 1000; top: 0; left: 0; display: flex; align-items: center; padding: 16px; } .toolbar a { padding: 16px; }  </style>
    <link rel="stylesheet" href="./common.css" />
    <link rel="stylesheet" href="../variables.css" />
  </head>
  <body>
    <div id="app"></div>
  </body>
</html>

<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1" />
    <script crossorigin src="https://cdn.jsdelivr.net/npm/vue@3/dist/vue.global.js"></script>
    <script crossorigin src="https://cdn.jsdelivr.net/npm/@babel/standalone@7/babel.min.js"></script>
    <script crossorigin src="https://cdn.jsdelivr.net/npm/@turf/turf@7.1.0/turf.min.js"></script>
    <!-- To make the map appear, you must add your apikey -->
    <script src="https://js.api.mappable.world/v3/?apikey=<YOUR_APIKEY>&lang=en_US" type="text/javascript"></script>

    <script
      data-plugins="transform-modules-umd"
      data-presets="typescript"
      type="text/babel"
      src="../variables.ts"
    ></script>
    <script
      data-plugins="transform-modules-umd"
      data-presets="typescript"
      type="text/babel"
      src="./common.ts"
    ></script>
    <script data-plugins="transform-modules-umd" data-presets="typescript" type="text/babel">
      import {
        ACTIVE_MARKER_COLOR,
        CIRCLE_CENTER,
        CIRCLE_STYLE,
        HIDDEN_CIRCLE_STYLE,
        INNER_CIRCLE_RADIUS,
        INNER_CIRCLE_STYLE,
        LOCATION,
        MARKERS_COORDINATES,
        SLIDER_COLOR
      } from '../variables';
      import {
        CHANGE_SIZE_CIRCLE_RADIUS_COEFFICIENT,
        CIRCLE_RADIUS,
        DRAGGABLE_CIRCLE_RADIUS_COEFFICIENT,
        getBooleanPointInPolygon,
        getCenterOfCircle,
        getCircleGeoJSON,
        getDistanceBetweenPoints,
        getSliderPercent,
        getSliderValueHeight
      } from './common';
      import type {DomEventHandler, LngLat} from '@mappable-world/mappable-types';
      import type {ChangeEvent} from 'react';
      import type {MarkerColorProps} from '@mappable-world/mappable-default-ui-theme';

      window.map = null;

      async function main() {
        // For each object in the JS API, there is a Vue counterpart
        // To use the Vue version of the API, include the module @mappable-world/mappable-vuefy
        const [mappableVue] = await Promise.all([mappable.import('@mappable-world/mappable-vuefy'), mappable.ready]);
        const vuefy = mappableVue.vuefy.bindTo(Vue);
        const {
          MMap,
          MMapDefaultSchemeLayer,
          MMapDefaultFeaturesLayer,
          MMapFeature,
          MMapControls,
          MMapControl,
          MMapListener
        } = vuefy.module(mappable);
        const {MMapDefaultMarker} = vuefy.module(await mappable.import('@mappable-world/mappable-default-ui-theme'));

        const app = Vue.createApp({
          components: {
            MMap,
            MMapDefaultSchemeLayer,
            MMapDefaultFeaturesLayer,
            MMapFeature,
            MMapDefaultMarker,
            MMapControls,
            MMapControl,
            MMapListener
          },
          setup() {
            const refMap = (ref) => {
              window.map = ref?.entity;
            };
            const currentMouseCoordinates = Vue.ref();
            const circleRadius = Vue.ref(CIRCLE_RADIUS);
            const circleCenter = Vue.ref < LngLat > CIRCLE_CENTER;

            const circleRadiusFixed = Vue.computed(() => circleRadius.value.toFixed());

            const circleGeometry = Vue.computed(() => getCircleGeoJSON(circleCenter.value, circleRadius.value));
            const innerCircleGeometry = Vue.computed(() => getCircleGeoJSON(circleCenter.value, INNER_CIRCLE_RADIUS));
            const hiddenCircleChangeSizeGeometry = Vue.computed(() =>
              getCircleGeoJSON(circleCenter.value, circleRadius.value * CHANGE_SIZE_CIRCLE_RADIUS_COEFFICIENT)
            );
            const hiddenCircleDraggableGeometry = Vue.computed(() =>
              getCircleGeoJSON(circleCenter.value, circleRadius.value * DRAGGABLE_CIRCLE_RADIUS_COEFFICIENT)
            );

            const onHiddenCircleChangeSizeDragMove = () => {
              const edgePoint = getDistanceBetweenPoints(circleCenter.value, currentMouseCoordinates.value);
              if (edgePoint <= 10 && edgePoint >= 1) {
                circleRadius.value = edgePoint;
              }
              return false;
            };

            const onHiddenCircleDraggableDragMove = (coordinates: LngLat[][]) => {
              const center = getCenterOfCircle(coordinates);
              circleCenter.value = center;
              return false;
            };

            const onMouseMove: DomEventHandler = (_, event) => {
              currentMouseCoordinates.value = event.coordinates;
            };

            const onSliderChange = (event: ChangeEvent<HTMLInputElement>) => {
              circleRadius.value = parseInt(event.target.value) / 10;
            };

            const getMarkerColor = (coordinates: LngLat): MarkerColorProps => {
              const inPolygon = getBooleanPointInPolygon(circleGeometry.value.coordinates, coordinates);
              return inPolygon ? {day: ACTIVE_MARKER_COLOR, night: ACTIVE_MARKER_COLOR} : undefined;
            };

            Vue.watch(
              circleRadius,
              () => {
                const slider = document.getElementById('slider');
                const sliderValue = document.getElementById('slider-value');
                if (slider) {
                  const sliderHeight = slider.offsetHeight;
                  const percent = getSliderPercent(circleRadius.value, 10, 1);
                  const offset = getSliderValueHeight(sliderHeight, 16, percent);

                  sliderValue.style.top = `${offset}px`;
                  slider.style.background = `linear-gradient(to top, ${SLIDER_COLOR} ${percent}%, rgba(246, 246, 246, 1) ${percent}%)`;
                }
              },
              {immediate: true}
            );

            return {
              LOCATION,
              CIRCLE_STYLE,
              INNER_CIRCLE_STYLE,
              HIDDEN_CIRCLE_STYLE,
              MARKERS_COORDINATES,
              refMap,
              circleRadius,
              circleRadiusFixed,
              circleGeometry,
              innerCircleGeometry,
              hiddenCircleChangeSizeGeometry,
              hiddenCircleDraggableGeometry,
              onHiddenCircleChangeSizeDragMove,
              onHiddenCircleDraggableDragMove,
              onMouseMove,
              onSliderChange,
              getMarkerColor
            };
          },
          template: `
      <!-- Initialize the map and pass initialization parameters -->
      <MMap
        :location="LOCATION"
        :showScaleInCopyrights="true"
        :ref="refMap"
      >
        <!-- Add a map scheme layer -->
        <MMapDefaultSchemeLayer />
        <MMapDefaultFeaturesLayer />

        <MMapFeature :geometry="circleGeometry" :style="CIRCLE_STYLE" />
        <MMapFeature :geometry="innerCircleGeometry" :style="INNER_CIRCLE_STYLE" />

        <MMapFeature
          :draggable="true"
          :onDragMove="onHiddenCircleChangeSizeDragMove"
          :geometry="hiddenCircleChangeSizeGeometry"
          :style="{ ...HIDDEN_CIRCLE_STYLE, zIndex: 10, cursor: 'pointer' }"
        />

        <MMapFeature
          :draggable="true"
          :onDragMove="onHiddenCircleDraggableDragMove"
          :geometry="hiddenCircleDraggableGeometry"
          :style="{ ...HIDDEN_CIRCLE_STYLE, zIndex: 11, cursor: 'move' }"
        />

        <template v-for="markerProp of MARKERS_COORDINATES">
          <MMapDefaultMarker
            :coordinates="markerProp.coordinates"
            size="normal"
            iconName="fallback"
            :color="getMarkerColor(markerProp.coordinates)"
          />
        </template>


        <MMapControls position="right">
          <MMapControl>
            <div class="container">
              <div>
                <span class="control-text">10 km</span>
                <input
                  type="range"
                  class="slider"
                  id="slider"
                  min="10"
                  @input="onSliderChange"
                  :value="circleRadius * 10"
                  max="100"
                />
                <span class="control-text">1 km</span>
              </div>
              <span class="slider__value" id="slider-value">{{ circleRadiusFixed }} km</span>
            </div>
          </MMapControl>
        </MMapControls>

        <MMapControls position="top left">
          <MMapControl :transparent="true">
            <div class="info-window">
              Move a circle and change radius of it
            </div>
          </MMapControl>
        </MMapControls>

        <MMapListener :onMouseMove="onMouseMove" />
      </MMap>
    `
        });
        app.mount('#app');
      }

      main();
    </script>

    <!-- prettier-ignore -->
    <style> html, body, #app { width: 100%; height: 100%; margin: 0; padding: 0; font-family: Arial, Helvetica, sans-serif; } .toolbar { position: absolute; z-index: 1000; top: 0; left: 0; display: flex; align-items: center; padding: 16px; } .toolbar a { padding: 16px; }  </style>
    <link rel="stylesheet" href="./common.css" />
    <link rel="stylesheet" href="../variables.css" />
  </head>
  <body>
    <div id="app"></div>
  </body>
</html>

.info-window {
  padding: 8px 12px 8px 40px;
  border-radius: 12px;
  background-color: #313133;
  background-image: url('./info-icon.svg');
  background-position: 10px 8px;
  background-repeat: no-repeat;
  color: #f2f5fa;
  font-size: 14px;
  line-height: 20px;
  min-width: max-content;
}

.container {
  height: 396px;
  padding: 8px 4px;
  width: 40px;
  text-align: center;
  box-sizing: border-box;
}

.control-text {
  font-size: 10px;
  color: #c8c9cc;
}

.slider__value {
  position: relative;
  background-color: #ffffff;
  font-size: 10px;
  top: -137px;
}

input[type='range'] {
  height: 332px;
  width: 2px;
  -webkit-appearance: none;
  writing-mode: vertical-lr;
  direction: rtl;
  margin: 4px 16px;
  background: linear-gradient(to top, var(--slider-color-track) 25%, #f6f6f6 25%);
}

input[type='range']:focus {
  outline: none;
}

input[type='range']::-webkit-slider-runnable-track {
  width: 100%;
  height: 2px;
  cursor: pointer;
  background: transparent;
  border-radius: 50px;
}

input[type='range']::-webkit-slider-thumb {
  border: 2px solid var(--slider-color-track);
  height: 16px;
  width: 16px;
  border-radius: 25px;
  background: #ffffff;
  cursor: pointer;
  -webkit-appearance: none;
  position: relative;
  left: -7px;
}

input[type='range']:focus::-webkit-slider-runnable-track {
  background: transparent;
}

input[type='range']::-moz-range-track {
  width: 100%;
  height: 2px;
  cursor: pointer;
  background: transparent;
  border-radius: 50px;
}

input[type='range']::-moz-range-thumb {
  border: 2px solid var(--slider-color-track);
  height: 16px;
  width: 16px;
  border-radius: 25px;
  background: #ffffff;
  cursor: pointer;
  position: relative;
  left: -7px;
}

input[type='range']::-ms-track {
  width: 100%;
  height: 2px;
  cursor: pointer;
  background: transparent;
  border-color: transparent;
  color: transparent;
}

input[type='range']::-ms-thumb {
  margin-top: 1px;
  border: 2px solid var(--slider-color-track);
  height: 16px;
  width: 16px;
  border-radius: 25px;
  background: #ffffff;
  cursor: pointer;
  position: relative;
  left: -7px;
}

import type {LngLat, PolygonGeometry} from '@mappable-world/mappable-types';

declare global {
  const turf: typeof import('@turf/turf');
}

mappable.ready.then(() => {
  mappable.import.registerCdn(
    'https://cdn.jsdelivr.net/npm/{package}',
    '@mappable-world/mappable-default-ui-theme@0.0'
  );
});

export const CIRCLE_RADIUS = 3;
export const CHANGE_SIZE_CIRCLE_RADIUS_COEFFICIENT = 1.2;
export const DRAGGABLE_CIRCLE_RADIUS_COEFFICIENT = 0.8;

export const getCircleGeoJSON = (center: LngLat, radiusKilometers: number): PolygonGeometry => {
  const {geometry} = turf.circle(center, radiusKilometers, {units: 'kilometers'});
  return geometry as PolygonGeometry;
};

export const getDistanceBetweenPoints = (circleCenter: LngLat, currentMouseCoordinates: LngLat): number => {
  if (!currentMouseCoordinates || !circleCenter) return CIRCLE_RADIUS;
  const from = turf.point(circleCenter);
  const to = turf.point(currentMouseCoordinates);
  return turf.distance(from, to, {units: 'kilometers'});
};

export const getCenterOfCircle = (coordinates: LngLat[][]): LngLat => {
  const polygon = turf.polygon(coordinates);
  const center = turf.center(polygon);
  return center.geometry.coordinates as LngLat;
};

export const getBooleanPointInPolygon = (polygon: LngLat[][], point: LngLat): boolean => {
  const pt = turf.point(point);
  const poly = turf.polygon(polygon);
  return turf.booleanPointInPolygon(pt, poly);
};

export const getSliderPercent = (currentValue: number, max: number, min: number) => {
  const percent = ((currentValue - min) / (max - min)) * 100;
  return percent;
};

export const getSliderValueHeight = (sliderHeight: number, thumbHeight: number, percent: number) => {
  const offset =
    sliderHeight - ((percent / 100) * (sliderHeight - thumbHeight) + thumbHeight / 2) - sliderHeight - 58;
  return offset;
};

:root {
  --slider-color-track: #122db2;
}

import type {DrawingStyle, LngLat, MMapLocationRequest} from '@mappable-world/mappable-types';

export const LOCATION: MMapLocationRequest = {
  center: [55.2811, 25.2239], // starting position [lng, lat]
  zoom: 12.6 // starting zoom
};
export const INNER_CIRCLE_RADIUS = 0.1;
export const ACTIVE_MARKER_COLOR = '#2E4CE5';
export const SLIDER_COLOR = '#122db2';
export const CIRCLE_CENTER: LngLat = [55.2811, 25.2239];
export const CIRCLE_STYLE: DrawingStyle = {
  simplificationRate: 0,
  stroke: [{color: '#2E4CE5', width: 3, opacity: 0.6}],
  fill: '#122DB2',
  fillOpacity: 0.1
};
export const HIDDEN_CIRCLE_STYLE: DrawingStyle = {
  simplificationRate: 0,
  stroke: [],
  fill: '#000000',
  fillOpacity: 0
};

export const INNER_CIRCLE_STYLE: DrawingStyle = {
  simplificationRate: 0,
  stroke: [],
  fill: '#2E4CE5',
  fillOpacity: 0.6
};
export const MARKERS_COORDINATES: Array<{coordinates: LngLat}> = [
  {
    coordinates: [55.2701, 25.2368]
  },
  {
    coordinates: [55.2487, 25.2086]
  },
  {
    coordinates: [55.2907, 25.1982]
  },
  {
    coordinates: [55.3126, 25.2278]
  },
  {
    coordinates: [55.3236, 25.2247]
  }
];