Changing the marker icon on mouse hover

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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>
        <!-- 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 {MARKER_PROPS_ACTIVE, MARKER_PROPS_DEFAULT, MARKER_PROPS_HOVER, LOCATION} from '../variables';
            
            window.map = null;
            
            main();
            
            async function main() {
                // Waiting for all api elements to be loaded
                await mappable.ready;
                const {MMap, MMapDefaultSchemeLayer, MMapDefaultFeaturesLayer, MMapListener} = mappable;
                const {MMapDefaultMarker} = await mappable.import('@mappable-world/mappable-default-ui-theme');
            
                // 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({}),
                        // Add a layer of geo objects to display the markers
                        new MMapDefaultFeaturesLayer({})
                    ]
                );
                let isActive = false;
            
                const marker = new MMapDefaultMarker({
                    ...MARKER_PROPS_DEFAULT,
                    onMouseEnter: () => {
                        marker.update({color: isActive ? 'red' : 'darkblue'});
                    },
                    onMouseLeave: () => {
                        marker.update(!isActive ? MARKER_PROPS_DEFAULT : MARKER_PROPS_ACTIVE);
                    },
                    onClick: () => {
                        isActive = true;
                        marker.update(MARKER_PROPS_ACTIVE);
                    }
                });
            
                const listenerMap = new MMapListener({
                    layer: 'any',
                    onClick: (object) => {
                        isActive = false;
                        if (object?.type !== 'marker') marker.update(MARKER_PROPS_DEFAULT);
                    }
                });
            
                map.addChild(listenerMap);
                map.addChild(marker);
            }
        </script>

        <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>
        <!-- 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 {MARKER_PROPS_DEFAULT, MARKER_PROPS_HOVER, MARKER_PROPS_ACTIVE, LOCATION} from '../variables';
            import {DomEventHandler} from '@mappable-world/mappable-types';
            
            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, MMapListener} = reactify.module(mappable);
                const {MMapDefaultMarker} = await reactify.module(await mappable.import('@mappable-world/mappable-default-ui-theme'));
            
                const {useCallback, useMemo} = React;
            
                function App() {
                    const [pointOnMarker, setPointOnMarker] = React.useState(false);
                    const [markerActive, setMarkerActive] = React.useState(false);
            
                    const onMouseEnter: DomEventHandler = useCallback(() => {
                        setPointOnMarker(true);
                    }, []);
            
                    const onMouseLeave: DomEventHandler = useCallback(() => {
                        setPointOnMarker(false);
                    }, []);
            
                    const onMouseClick: DomEventHandler = useCallback((object) => {
                        if (object && object.type === 'marker') {
                            setMarkerActive(true);
                        } else {
                            setMarkerActive(false);
                        }
                    }, []);
            
                    const markerProps = useMemo(
                        () => (markerActive ? MARKER_PROPS_ACTIVE : pointOnMarker ? MARKER_PROPS_HOVER : MARKER_PROPS_DEFAULT),
                        [markerActive, pointOnMarker]
                    );
            
                    return (
                        // Initialize the map and pass initialization parameters
                        <MMap location={LOCATION} showScaleInCopyrights={true} ref={(x) => (map = x)}>
                            {/* Add a map scheme layer */}
                            <MMapDefaultSchemeLayer />
                            {/* Add a layer of geo objects to display the markers */}
                            <MMapDefaultFeaturesLayer />
            
                            <MMapDefaultMarker {...markerProps} onMouseEnter={onMouseEnter} onMouseLeave={onMouseLeave} onClick={onMouseClick} />
            
                            <MMapListener onClick={onMouseClick} layer="any" />
                        </MMap>
                    );
                }
            
                ReactDOM.render(
                    <React.StrictMode>
                        <App />
                    </React.StrictMode>,
                    document.getElementById('app')
                );
            }
        </script>

        <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>
        <!-- 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 {MARKER_PROPS_ACTIVE, MARKER_PROPS_DEFAULT, MARKER_PROPS_HOVER, LOCATION} from '../variables';
            import {DomEventHandler} from '@mappable-world/mappable-types';
            
            window.map = null;
            
            async function main() {
                const [mappableVue] = await Promise.all([mappable.import('@mappable-world/mappable-vuefy'), mappable.ready]);
                const vuefy = mappableVue.vuefy.bindTo(Vue);
                const {MMap, MMapDefaultSchemeLayer, MMapDefaultFeaturesLayer, MMapListener} = vuefy.module(mappable);
                const {MMapDefaultMarker} = await vuefy.module(await mappable.import('@mappable-world/mappable-default-ui-theme'));
            
                const App = Vue.createApp({
                    components: {
                        MMap,
                        MMapDefaultSchemeLayer,
                        MMapDefaultFeaturesLayer,
                        MMapListener,
                        MMapDefaultMarker
                    },
                    setup() {
                        const map = Vue.ref(null);
                        const pointOnMarker = Vue.ref(false);
                        const markerActive = Vue.ref(false);
                        const refMap = (ref) => {
                            window.map = ref?.entity;
                        };
            
                        const layerName = `${mappable.MMapDefaultFeaturesLayer.defaultProps.source}:markers`;
            
                        const onMouseEnter: DomEventHandler = () => {
                            pointOnMarker.value = true;
                        };
            
                        const onMouseLeave: DomEventHandler = () => {
                            pointOnMarker.value = false;
                        };
            
                        const onMouseClick: DomEventHandler = (object) => {
                            markerActive.value = object && object.type === 'marker';
                        };
            
                        return {
                            map,
                            LOCATION,
                            refMap,
                            pointOnMarker,
                            markerActive,
                            onMouseEnter,
                            onMouseLeave,
                            onMouseClick,
                            layerName
                        };
                    },
                    computed: {
                        markerProps() {
                            return this.markerActive
                                ? MARKER_PROPS_ACTIVE
                                : this.pointOnMarker
                                ? MARKER_PROPS_HOVER
                                : MARKER_PROPS_DEFAULT;
                        }
                    },
                    template: `
                  <MMap :location="LOCATION" :showScaleInCopyrights="true" :ref="refMap">
                    <MMapDefaultSchemeLayer/>
            
                    <MMapDefaultFeaturesLayer/>
            
                    <MMapDefaultMarker
                      v-bind="markerProps"
                      :onMouseEnter="onMouseEnter"
                      :onMouseLeave="onMouseLeave"
                      :onClick="onMouseClick"
                    />
            
                    <MMapListener
                      :onClick="onMouseClick"
                      layer="any"
                    />
                  </MMap>
                `
                });
            
                App.mount('#app');
            }
            
            main();
        </script>

        <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>

import type {LngLat, MMapLocationRequest} from '@mappable-world/mappable-types';
import type {ThemesColor} from '@mappable-world/mappable-default-ui-theme';

type MarkerProps = {
    iconName: string;
    color?: ThemesColor | string;
    size: string;
    coordinates: LngLat;
};

export const MARKER_PROPS_DEFAULT: MarkerProps = {
    iconName: 'airport',
    size: 'small',
    coordinates: [55.5358, 25.3176]
};

export const MARKER_PROPS_HOVER: MarkerProps = {
    iconName: 'airport',
    color: {day: '#2E4CE5', night: '#D6FD63'},
    size: 'small',
    coordinates: [55.5358, 25.3176]
};

export const MARKER_PROPS_ACTIVE: MarkerProps = {
    iconName: 'airport',
    size: 'normal',
    coordinates: [55.5358, 25.3176]
};

export const LOCATION: MMapLocationRequest = {
    center: [55.5358, 25.3176], // starting position [lng, lat]
    zoom: 11.7 // starting zoom
};

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

.marker {
    cursor: pointer;

    width: 25px;
    height: 25px;
    border-radius: 50%;

    position: relative;
    transform: translate(-50%, -50%);
}