Create a draggable marker

Open in CodeSandbox

<!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 type {LngLat, MMapCenterLocation} from '@mappable-world/mappable-types';
      import {LOCATION} from '../variables';
      import {createMarkerTitleFromCoords, InfoMessage} from './common';

      window.map = null;

      main();
      async function main() {
          // Waiting for all api elements to be loaded
          await mappable.ready;
          await mappable.import.registerCdn('https://cdn.jsdelivr.net/npm/{package}', '@mappable-world/mappable-default-ui-theme@0.0.4');
          const {MMap, MMapDefaultSchemeLayer, MMapDefaultFeaturesLayer, MMapControls} = mappable;

          // Import the package to add a default marker
          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({})
              ]
          );

          // Create a handler function that will update the parameters of marker on drag move
          function onDragMoveHandler(coordinates: LngLat) {
              draggableMarker.update({coordinates, title: createMarkerTitleFromCoords(coordinates)});
          }

          /* Create and add a marker to the map.
        To make it draggable, add the draggable = true parameter */
          const draggableMarker = new MMapDefaultMarker({
              coordinates: (LOCATION as MMapCenterLocation).center,
              draggable: true,
              size: 'normal',
              iconName: 'fallback',
              title: createMarkerTitleFromCoords((LOCATION as MMapCenterLocation).center),
              onDragMove: onDragMoveHandler
          });

          map.addChild(draggableMarker);

          /* Create and add a shared container for controls to the map. */
          const topLeftControl = new MMapControls({position: 'top left'});
          // Add a custom information message control to the map
          topLeftControl.addChild(new InfoMessage({text: 'Try to drag a marker'}));

          map.addChild(topLeftControl);
      }
    </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>
    <!-- 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 {LngLat, MMapCenterLocation} from '@mappable-world/mappable-types';
      import {LOCATION} from '../variables';
      import {createMarkerTitleFromCoords, InfoMessage} from './common';

      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]);
          await mappable.import.registerCdn('https://cdn.jsdelivr.net/npm/{package}', '@mappable-world/mappable-default-ui-theme@0.0.4');
          const reactify = mappableReact.reactify.bindTo(React, ReactDOM);
          const {MMapListener, MMap, MMapDefaultSchemeLayer, MMapDefaultFeaturesLayer, MMapControls} =
              reactify.module(mappable);

          // Import the package to add a default marker
          const {MMapDefaultMarker} = await reactify.module(await mappable.import('@mappable-world/mappable-default-ui-theme'));

          // Using mappable-rectify, we turn a custom InfoMessage into a React component
          const {InfoMessage: InfoMessageR} = reactify.module({InfoMessage});

          const {useState, useCallback} = React;
          function App() {
              // Declare the initial states of the marker
              const [markerTitle, setMarkerTitle] = useState(
                  createMarkerTitleFromCoords((LOCATION as MMapCenterLocation).center)
              );
              const [markerCoordinates, setMarkerCoordinates] = useState((LOCATION as MMapCenterLocation).center);

              // Create a handler function that will update the parameters of marker on drag move
              const onDragMoveHandler = useCallback((coordinates: LngLat) => {
                  setMarkerTitle(createMarkerTitleFromCoords(coordinates));
                  setMarkerCoordinates(coordinates);
              }, []);

              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 />

                      {/* Add a marker to the map. To make it draggable, add the draggable = true parameter */}
                      <MMapDefaultMarker
                          coordinates={markerCoordinates}
                          draggable
                          title={markerTitle}
                          size="normal"
                          iconName="fallback"
                          onDragMove={onDragMoveHandler}
                      />

                      {/* Add a shared container for controls to the map.
                      Using MMapControls you can change the position of the control */}
                      <MMapControls position="top left">
                          {/* Add a custom information message control to the map */}
                          <InfoMessageR text="Try to drag a marker" />
                      </MMapControls>
                      <MMapListener
                          onClick={(a, b) => {
                              console.log(a, b);
                          }}
                      />
                  </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>
    <!-- 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 type {MMapCenterLocation} from '@mappable-world/mappable-types';
      import {LOCATION} from '../variables';
      import {createMarkerTitleFromCoords, InfoMessage} from './common';

      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
          await mappable.import.registerCdn('https://cdn.jsdelivr.net/npm/{package}', '@mappable-world/mappable-default-ui-theme@0.0.4');
          const [mappableVue] = await Promise.all([mappable.import('@mappable-world/mappable-vuefy'), mappable.ready]);
          const vuefy = mappableVue.vuefy.bindTo(Vue);
          const {MMap, MMapDefaultSchemeLayer, MMapDefaultFeaturesLayer, MMapControls} = vuefy.module(mappable);

          // Import the package to add a default marker
          const {MMapDefaultMarker} = await vuefy.module(await mappable.import('@mappable-world/mappable-default-ui-theme'));

          const {InfoMessage: InfoMessageV} = vuefy.module({InfoMessage});

          const app = Vue.createApp({
              components: {
                  MMap,
                  MMapDefaultSchemeLayer,
                  MMapDefaultFeaturesLayer,
                  MMapDefaultMarker,
                  MMapControls,
                  InfoMessageV
              },
              setup() {
                  const refMap = (ref) => {
                      window.map = ref?.entity;
                  };

                  const markerCoordinates = Vue.ref((LOCATION as MMapCenterLocation).center);
                  const markerTitle = Vue.ref(createMarkerTitleFromCoords(markerCoordinates.value));

                  const onDragMoveHandler = (coordinates) => {
                      markerTitle.value = createMarkerTitleFromCoords(coordinates);
                      markerCoordinates.value = coordinates;
                  };

                  return {
                      LOCATION,
                      refMap,
                      markerCoordinates,
                      markerTitle,
                      onDragMoveHandler
                  };
              },
              template: `
                <!--Initialize the map and pass initialization parameters-->
                <MMap :location="LOCATION" :showScaleInCopyrights="true" :ref="refMap">
                  <!--Add a map scheme layer-->
                  <MMapDefaultSchemeLayer/>

                  <!-- Add a layer of geo objects to display the markers -->
                  <MMapDefaultFeaturesLayer/>

                  <!-- Add a marker to the map. To make it draggable, add the draggable = true parameter -->
                  <MMapDefaultMarker
                      :coordinates="markerCoordinates"
                      :draggable="true"
                      :title="markerTitle"
                      size="normal"
                      iconName="fallback"
                      @drag-move="onDragMoveHandler"
                  />

                  <MMapControls position="top left">
                    <InfoMessageV text="Try to drag a marker" />
                  </MMapControls>
                </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?inline');
  background-position: 10px 8px;
  background-repeat: no-repeat;
  color: #f2f5fa;
  font-size: 14px;
  line-height: 20px;
  min-width: max-content;
}
import type {LngLat} from '@mappable-world/mappable-types';

export const createMarkerTitleFromCoords = (coordinates: LngLat) => {
  return `${coordinates[0].toFixed(4)}; ${coordinates[1].toFixed(4)}`;
};

// Create a custom information message control
export let InfoMessage = null;

interface InfoMessageProps {
  text: string;
}

// Wait for the api to load to access the entity system (MMapComplexEntity)
mappable.ready.then(() => {
  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;
    }
  }

  InfoMessage = InfoMessageClass;
});
import type {MMapLocationRequest} from '@mappable-world/mappable-types';

export const LOCATION: MMapLocationRequest = {
  center: [55.428, 25.3556], // starting position [lng, lat]
  zoom: 14 // starting zoom
};