Contrôler la position de la caméra

La vue plan est modélisée comme un appareil photo orienté vers le bas sur une surface plane. La position de la caméra (et donc le rendu de la carte) est spécifiée par les propriétés suivantes : latitude, longitude, altitude, heading, tilt, range et fov.

La cible de la caméra correspond à la position du centre de la carte, spécifiée en tant que coordonnées de latitude et longitude. Vous pouvez spécifier la position de la caméra de deux manières :

  • Par point cible : utilisez la propriété center pour spécifier une coordonnée sur la carte vers laquelle la caméra doit être orientée. Cette méthode est idéale lorsque vous souhaitez vous assurer qu'un point de repère ou une zone est au point.
  • Par coordonnées de la caméra : utilisez la cameraPosition propriété pour placer la caméra à des coordonnées de latitude, de longitude et d'altitude spécifiques. Cette méthode est idéale pour définir un point de vue précis.

Logiquement, center et cameraPosition sont liés. Lorsque vous en définissez un, l'autre est automatiquement calculé en fonction de l'orientation et de la distance de la caméra. Les propriétés telles que tilt, heading et roll contrôlent la façon dont la caméra est orientée, quelle que soit la méthode de positionnement utilisée.

L'exemple suivant vous permet de basculer entre center (caméra orientée vers le centre de la carte) et cameraPosition (caméra positionnée au centre de la carte).

Afficher l'exemple de code source complet

TypeScript

async function init(): Promise<void> {
    // Import the needed libraries.
    await google.maps.importLibrary('maps3d');

    const map3DElement = document.querySelector('gmp-map-3d')!;
    const btn = document.getElementById('switch-mode-btn') as HTMLButtonElement;

    const initialCenter = { lat: 40.7860524, lng: -73.9634983, altitude: 0 };
    let isCenterMode = true;

    btn.addEventListener('click', () => {
        if (isCenterMode) {
            // Switch to Camera Position Mode.
            // Place the camera at the marker's location, but 50m up in the air
            map3DElement.cameraPosition = { ...initialCenter, altitude: 50 };
            map3DElement.tilt = 80;

            btn.textContent = 'Switch to Center Mode';
            isCenterMode = false;
        } else {
            // Revert back to Center Mode (looking AT the marker)
            map3DElement.center = initialCenter;
            map3DElement.tilt = 70;
            map3DElement.range = 1500; // Restore the original range value.

            btn.textContent = 'Switch to Camera Position';
            isCenterMode = true;
        }
    });
}

void init();

JavaScript

async function init() {
    // Import the needed libraries.
    await google.maps.importLibrary('maps3d');

    const map3DElement = document.querySelector('gmp-map-3d');
    const btn = document.getElementById('switch-mode-btn');

    const initialCenter = { lat: 40.7860524, lng: -73.9634983, altitude: 0 };
    let isCenterMode = true;

    btn.addEventListener('click', () => {
        if (isCenterMode) {
            // Switch to Camera Position Mode.
            // Place the camera at the marker's location, but 50m up in the air
            map3DElement.cameraPosition = { ...initialCenter, altitude: 50 };
            map3DElement.tilt = 80;

            btn.textContent = 'Switch to Center Mode';
            isCenterMode = false;
        } else {
            // Revert back to Center Mode (looking AT the marker)
            map3DElement.center = initialCenter;
            map3DElement.tilt = 70;
            map3DElement.range = 1500; // Restore the original range value.

            btn.textContent = 'Switch to Camera Position';
            isCenterMode = true;
        }
    });
}

void init();

CSS

html,
body {
    height: 100%;
    margin: 0;
    padding: 0;
}

#ui-container {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 10;
}

button {
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #f8fafc;
    padding: 12px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.2s ease;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

button:hover {
    background: rgba(56, 189, 248, 0.2);
    border-color: rgba(56, 189, 248, 0.4);
    transform: translateY(-1px);
}

button:active {
    transform: translateY(0);
}

HTML

<html>
    <head>
        <title>3D Camera Position</title>

        <link rel="stylesheet" type="text/css" href="./style.css" />
        <script type="module" src="./index.js"></script>
        <script>
            // prettier-ignore
            (g=>{var h,a,k,p="The Google Maps JavaScript API",c="google",l="importLibrary",q="__ib__",m=document,b=window;b=b[c]||(b[c]={});var d=b.maps||(b.maps={}),r=new Set,e=new URLSearchParams,u=()=>h||(h=new Promise(async(f,n)=>{await (a=m.createElement("script"));e.set("libraries",[...r]+"");for(k in g)e.set(k.replace(/[A-Z]/g,t=>"_"+t[0].toLowerCase()),g[k]);e.set("callback",c+".maps."+q);a.src=`https://maps.${c}apis.com/maps/api/js?`+e;d[q]=f;a.onerror=()=>h=n(Error(p+" could not load."));a.nonce=m.querySelector("script[nonce]")?.nonce||"";m.head.append(a)}));d[l]?console.warn(p+" only loads once. Ignoring:",g):d[l]=(f,...n)=>r.add(f)&&u().then(()=>d[l](f,...n))})({
                key: "AIzaSyA6myHzS10YXdcazAFalmXvDkrYCp5cLc8" 
            });
        </script>
    </head>

    <body>
        <gmp-map-3d
            center="40.7860524,-73.9634983"
            range="1500"
            tilt="70"
            heading="-150"
            mode="satellite">
            <gmp-marker
                position="40.7860524,-73.9634983"
                altitude-mode="clamp-to-ground"></gmp-marker>
        </gmp-map-3d>

        <div id="ui-container">
            <button id="switch-mode-btn" type="button">
                Switch to Camera Position
            </button>
        </div>
    </body>
</html>

Essayer l'exemple

Champ de vision et portée

Dans un environnement 3D, le concept de "zoom" est contrôlé par deux paramètres distincts : range et fov (champ de vision). Bien que les deux affectent la taille des objets sur la carte, ils le font à l'aide de mécanismes différents :

  • range: distance physique entre la caméra et son point central. Ajuster la portée revient à rapprocher ou à éloigner une caméra d'un sujet.
  • fov: angle vertical de l'objectif de la caméra, mesuré en degrés. Ajuster le champ de vision revient à changer l'objectif d'une caméra. Une valeur plus élevée (jusqu'à 80 degrés) agit comme un objectif grand-angle, montrant davantage la périphérie, tandis qu'une valeur plus faible (jusqu'à 5 degrés) agit comme un téléobjectif et réduit la mise au point.

L'exemple suivant vous permet de tester le fonctionnement des différentes options de positionnement de la carte et de la caméra. Définissez les paramètres à l'aide des curseurs de l'interface utilisateur ou interagissez directement avec la carte et les boutons sur la carte. Les paramètres obtenus sont ajoutés à un élément gmp-map-3d que vous pouvez copier et réutiliser.

Afficher l'exemple de code source complet

TypeScript

async function initMap(): Promise<void> {
    // Declare the needed libraries.
    await google.maps.importLibrary('maps3d');

    const map3DElement = document.querySelector('gmp-map-3d')!;

    // Elements from HTML
    const headingSlider = document.getElementById(
        'heading'
    ) as HTMLInputElement;
    const tiltSlider = document.getElementById('tilt') as HTMLInputElement;
    const rangeSlider = document.getElementById('range') as HTMLInputElement;
    const latSlider = document.getElementById('lat') as HTMLInputElement;
    const lngSlider = document.getElementById('lng') as HTMLInputElement;
    const fovSlider = document.getElementById('fov') as HTMLInputElement;
    const rollSlider = document.getElementById('roll') as HTMLInputElement;

    const headingVal = document.getElementById('heading-val') as HTMLElement;
    const tiltVal = document.getElementById('tilt-val') as HTMLElement;
    const rangeVal = document.getElementById('range-val') as HTMLElement;
    const altitudeVal = document.getElementById('altitude-val') as HTMLElement;
    const fovVal = document.getElementById('fov-val') as HTMLElement;
    const rollVal = document.getElementById('roll-val') as HTMLElement;
    const codeElem = document.getElementById('generated-code') as HTMLElement;
    const copyBtn = document.getElementById('copy-btn') as HTMLButtonElement;

    let currentAltitude = 30;
    let isUserInteracting = false;

    // Update values on UI when the map changes.
    const updateUI = () => {
        const heading = map3DElement.heading?.toFixed(0) ?? '0';
        const tilt = map3DElement.tilt?.toFixed(0) ?? '0';
        const range = map3DElement.range?.toFixed(0) ?? '0';
        const rawFov = parseFloat(map3DElement.fov?.toFixed(0) ?? '45');
        const fovClamped = Math.min(80, Math.max(5, rawFov));
        const fov = fovClamped.toString();
        const roll = map3DElement.roll?.toFixed(0) ?? '0';
        const center = map3DElement.center;
        const mode = map3DElement.mode;

        headingVal.textContent = heading;
        tiltVal.textContent = tilt;
        rangeVal.textContent = range;
        fovVal.textContent = fov;
        rollVal.textContent = roll;

        if (!isUserInteracting) {
            fovSlider.value = fov;
            headingSlider.value = heading;
            tiltSlider.value = tilt;
            rangeSlider.value = Math.min(10000, parseFloat(range)).toString();
            rollSlider.value = roll;
        }

        if (center) {
            const lat = center.lat.toFixed(4);
            const lng = center.lng.toFixed(4);
            const alt = currentAltitude.toFixed(0);

            latSlider.value = lat;
            lngSlider.value = lng;
            altitudeVal.textContent = alt;

            codeElem.textContent = `<gmp-map-3d center="${lat},${lng},${alt}" mode="${mode}" tilt="${tilt}" range="${range}" heading="${heading}" fov="${fov}" roll="${roll}"></gmp-map-3d>`;
        }
    };

    // Copy generated HTML to clipboard.
    copyBtn.addEventListener('click', () => {
        void navigator.clipboard.writeText(codeElem.textContent || '');
        copyBtn.textContent = 'Copied!';
        setTimeout(() => {
            copyBtn.textContent = 'Copy HTML';
        }, 2000);
    });

    // Listen to slider changes using event delegation.
    const panel = document.querySelector('.panel') as HTMLElement;

    panel.addEventListener('input', (e) => {
        const target = e.target as HTMLInputElement;
        if (target.tagName !== 'INPUT') return;

        isUserInteracting = true;
        const prop = target.name;
        const val = parseFloat(target.value);

        if (prop === 'lat') {
            const currentCenter = map3DElement.center;
            if (currentCenter) {
                map3DElement.center = {
                    lat: val,
                    lng: currentCenter.lng,
                    altitude: currentCenter.altitude,
                };
            }
        } else if (prop === 'lng') {
            const currentCenter = map3DElement.center;
            if (currentCenter) {
                map3DElement.center = {
                    lat: currentCenter.lat,
                    lng: val,
                    altitude: currentCenter.altitude,
                };
            }
        } else if (prop === 'altitude') {
            currentAltitude = val;
            const currentCenter = map3DElement.center;
            if (currentCenter) {
                map3DElement.center = {
                    lat: currentCenter.lat,
                    lng: currentCenter.lng,
                    altitude: val,
                };
            }
        } else {
            map3DElement[prop] = val;
        }
        updateUI();
    });

    panel.addEventListener('change', (e) => {
        const target = e.target as HTMLInputElement;
        if (target.tagName === 'INPUT') {
            isUserInteracting = false;
        }
    });

    // Update UI on camera change events.
    map3DElement.addEventListener('gmp-headingchange', updateUI);
    map3DElement.addEventListener('gmp-tiltchange', updateUI);
    map3DElement.addEventListener('gmp-rangechange', updateUI);
    map3DElement.addEventListener('gmp-fovchange', updateUI);

    // Initial UI sync
    setTimeout(updateUI, 500);
}

void initMap();

JavaScript

async function initMap() {
    // Declare the needed libraries.
    await google.maps.importLibrary('maps3d');
    const map3DElement = document.querySelector('gmp-map-3d');
    // Elements from HTML
    const headingSlider = document.getElementById('heading');
    const tiltSlider = document.getElementById('tilt');
    const rangeSlider = document.getElementById('range');
    const latSlider = document.getElementById('lat');
    const lngSlider = document.getElementById('lng');
    const fovSlider = document.getElementById('fov');
    const rollSlider = document.getElementById('roll');
    const headingVal = document.getElementById('heading-val');
    const tiltVal = document.getElementById('tilt-val');
    const rangeVal = document.getElementById('range-val');
    const altitudeVal = document.getElementById('altitude-val');
    const fovVal = document.getElementById('fov-val');
    const rollVal = document.getElementById('roll-val');
    const codeElem = document.getElementById('generated-code');
    const copyBtn = document.getElementById('copy-btn');
    let currentAltitude = 30;
    let isUserInteracting = false;
    // Update values on UI when the map changes.
    const updateUI = () => {
        const heading = map3DElement.heading?.toFixed(0) ?? '0';
        const tilt = map3DElement.tilt?.toFixed(0) ?? '0';
        const range = map3DElement.range?.toFixed(0) ?? '0';
        const rawFov = parseFloat(map3DElement.fov?.toFixed(0) ?? '45');
        const fovClamped = Math.min(80, Math.max(5, rawFov));
        const fov = fovClamped.toString();
        const roll = map3DElement.roll?.toFixed(0) ?? '0';
        const center = map3DElement.center;
        const mode = map3DElement.mode;
        headingVal.textContent = heading;
        tiltVal.textContent = tilt;
        rangeVal.textContent = range;
        fovVal.textContent = fov;
        rollVal.textContent = roll;
        if (!isUserInteracting) {
            fovSlider.value = fov;
            headingSlider.value = heading;
            tiltSlider.value = tilt;
            rangeSlider.value = Math.min(10000, parseFloat(range)).toString();
            rollSlider.value = roll;
        }
        if (center) {
            const lat = center.lat.toFixed(4);
            const lng = center.lng.toFixed(4);
            const alt = currentAltitude.toFixed(0);
            latSlider.value = lat;
            lngSlider.value = lng;
            altitudeVal.textContent = alt;
            codeElem.textContent = `<gmp-map-3d center="${lat},${lng},${alt}" mode="${mode}" tilt="${tilt}" range="${range}" heading="${heading}" fov="${fov}" roll="${roll}"></gmp-map-3d>`;
        }
    };
    // Copy generated HTML to clipboard.
    copyBtn.addEventListener('click', () => {
        void navigator.clipboard.writeText(codeElem.textContent || '');
        copyBtn.textContent = 'Copied!';
        setTimeout(() => {
            copyBtn.textContent = 'Copy HTML';
        }, 2000);
    });
    // Listen to slider changes using event delegation.
    const panel = document.querySelector('.panel');
    panel.addEventListener('input', (e) => {
        const target = e.target;
        if (target.tagName !== 'INPUT')
            return;
        isUserInteracting = true;
        const prop = target.name;
        const val = parseFloat(target.value);
        if (prop === 'lat') {
            const currentCenter = map3DElement.center;
            if (currentCenter) {
                map3DElement.center = {
                    lat: val,
                    lng: currentCenter.lng,
                    altitude: currentCenter.altitude,
                };
            }
        }
        else if (prop === 'lng') {
            const currentCenter = map3DElement.center;
            if (currentCenter) {
                map3DElement.center = {
                    lat: currentCenter.lat,
                    lng: val,
                    altitude: currentCenter.altitude,
                };
            }
        }
        else if (prop === 'altitude') {
            currentAltitude = val;
            const currentCenter = map3DElement.center;
            if (currentCenter) {
                map3DElement.center = {
                    lat: currentCenter.lat,
                    lng: currentCenter.lng,
                    altitude: val,
                };
            }
        }
        else {
            map3DElement[prop] = val;
        }
        updateUI();
    });
    panel.addEventListener('change', (e) => {
        const target = e.target;
        if (target.tagName === 'INPUT') {
            isUserInteracting = false;
        }
    });
    // Update UI on camera change events.
    map3DElement.addEventListener('gmp-headingchange', updateUI);
    map3DElement.addEventListener('gmp-tiltchange', updateUI);
    map3DElement.addEventListener('gmp-rangechange', updateUI);
    map3DElement.addEventListener('gmp-fovchange', updateUI);
    // Initial UI sync
    setTimeout(updateUI, 500);
}
void initMap();

CSS

html,
body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family:
        'Inter',
        -apple-system,
        BlinkMacSystemFont,
        'Segoe UI',
        Roboto,
        Oxygen,
        Ubuntu,
        Cantarell,
        'Open Sans',
        'Helvetica Neue',
        sans-serif;
    background-color: #0f172a;
    color: #e2e8f0;
}

gmp-map-3d {
    height: 100%;
    width: 100%;
}

/* Glassmorphism UI Overlay */
#ui-container {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 320px;
    z-index: 10;
}

.panel {
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 24px;
    margin-top: 10px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

h1 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 4px 0;
    background: linear-gradient(to right, #38bdf8, #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sub-title {
    font-size: 0.85rem;
    color: #94a3b8;
    margin: 0 0 20px 0;
}

h2 {
    font-size: 0.95rem;
    font-weight: 600;
    margin: 16px 0 8px 0;
    color: #f8fafc;
}

.control-group {
    margin-bottom: 16px;
}

label {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 6px;
    color: #cbd5e1;
}

span {
    font-weight: 600;
    color: #38bdf8;
}

.row {
    display: flex;
    gap: 12px;
}

.col {
    flex: 1;
}

input[type='number'] {
    font-family: 'Fira Code', monospace;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #f8fafc;
    padding: 4px 8px;
    border-radius: 6px;
    outline: none;
}

input[type='range'] {
    width: 100%;
    height: 4px;
    background: #334155;
    border-radius: 2px;
    outline: none;
    -webkit-appearance: none;
}

input[type='range']::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #38bdf8;
    cursor: pointer;
    box-shadow: 0 0 8px rgba(56, 189, 248, 0.5);
    transition: all 0.2s ease;
}

input[type='range']::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    background: #60a5fa;
}

.buttons {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

button {
    background: rgba(51, 65, 85, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: #f8fafc;
    padding: 10px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease;
    text-align: left;
}

button:hover {
    background: rgba(56, 189, 248, 0.2);
    border-color: rgba(56, 189, 248, 0.4);
    transform: translateY(-1px);
}

button:active {
    transform: translateY(0);
}

.status-group p {
    font-size: 0.8rem;
    color: #94a3b8;
    margin: 4px 0;
    background: rgba(30, 41, 59, 0.5);
    padding: 6px 10px;
    border-radius: 6px;
    font-family: monospace;
}

.code-box {
    position: relative;
    background: rgba(15, 23, 42, 0.9);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    margin-top: 8px;
}

pre {
    margin: 0;
    padding: 12px;
    overflow-x: auto;
}

code {
    font-family: 'Fira Code', monospace;
    font-size: 0.75rem;
    color: #38bdf8;
}

#copy-btn {
    display: block;
    width: 100%;
    margin-top: 8px;
    padding: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    background: #334155;
    color: #f8fafc;
    border: none;
    border-radius: 6px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

#copy-btn:hover {
    background: #38bdf8;
    color: #0f172a;
}

HTML

<html>
    <head>
        <title>Google Maps 3D - Camera Position Controller</title>
        <link rel="stylesheet" type="text/css" href="./style.css" />
        <script type="module" src="./index.js"></script>
        <!-- prettier-ignore -->
        <script>(g => { var h, a, k, p = "The Google Maps JavaScript API", c = "google", l = "importLibrary", q = "__ib__", m = document, b = window; b = b[c] || (b[c] = {}); var d = b.maps || (b.maps = {}), r = new Set, e = new URLSearchParams, u = () => h || (h = new Promise(async (f, n) => { await (a = m.createElement("script")); e.set("libraries", [...r] + ""); for (k in g) e.set(k.replace(/[A-Z]/g, t => "_" + t[0].toLowerCase()), g[k]); e.set("callback", c + ".maps." + q); a.src = `https://maps.${c}apis.com/maps/api/js?` + e; d[q] = f; a.onerror = () => h = n(Error(p + " could not load.")); a.nonce = m.querySelector("script[nonce]")?.nonce || ""; m.head.append(a) })); d[l] ? console.warn(p + " only loads once. Ignoring:", g) : d[l] = (f, ...n) => r.add(f) && u().then(() => d[l](f, ...n)) })
            ({ key: "AIzaSyA6myHzS10YXdcazAFalmXvDkrYCp5cLc8"});</script>
    </head>

    <body>
        <gmp-map-3d
            center="40.7811,-73.9599,0"
            mode="HYBRID"
            tilt="76"
            range="3270"
            heading="-154"></gmp-map-3d>
        <div id="ui-container">
            <div class="panel">
                <div class="control-group">
                    <label for="heading"
                        >Heading: <span id="heading-val">0</span>&deg;</label
                    >
                    <input
                        type="range"
                        id="heading"
                        name="heading"
                        min="-180"
                        max="180"
                        value="0"
                        step="1" />
                </div>

                <div class="control-group">
                    <label for="tilt"
                        >Tilt: <span id="tilt-val">45</span>&deg;</label
                    >
                    <input
                        type="range"
                        id="tilt"
                        name="tilt"
                        min="0"
                        max="90"
                        value="45"
                        step="1" />
                </div>

                <div class="control-group">
                    <label for="range"
                        >Range: <span id="range-val">1000</span>m</label
                    >
                    <input
                        type="range"
                        id="range"
                        name="range"
                        min="100"
                        max="10000"
                        value="1000"
                        step="100" />
                </div>

                <div class="control-group row">
                    <div class="col">
                        <label for="lat">Latitude</label>
                        <input
                            type="number"
                            id="lat"
                            name="lat"
                            min="-90"
                            max="90"
                            value="40.7040"
                            step="0.0001" />
                    </div>
                    <div class="col">
                        <label for="lng">Longitude</label>
                        <input
                            type="number"
                            id="lng"
                            name="lng"
                            min="-180"
                            max="180"
                            value="-74.0180"
                            step="0.0001" />
                    </div>
                </div>

                <div class="control-group">
                    <label for="altitude"
                        >Altitude: <span id="altitude-val">30</span>m</label
                    >
                    <input
                        type="range"
                        id="altitude"
                        name="altitude"
                        min="0"
                        max="5000"
                        value="30"
                        step="10" />
                </div>

                <div class="control-group">
                    <label for="fov"
                        >FOV: <span id="fov-val">35</span>&deg;</label
                    >
                    <input
                        type="range"
                        id="fov"
                        name="fov"
                        min="5"
                        max="80"
                        value="35"
                        step="1" />
                </div>

                <div class="control-group">
                    <label for="roll"
                        >Roll: <span id="roll-val">0</span>&deg;</label
                    >
                    <input
                        type="range"
                        id="roll"
                        name="roll"
                        min="-180"
                        max="180"
                        value="0"
                        step="1" />
                </div>

                <div class="status-group">
                    <div class="code-box">
                        <pre><code id="generated-code"></code></pre>
                    </div>
                    <button id="copy-btn">Copy HTML</button>
                </div>
            </div>
        </div>
    </body>
</html>

Essayer l'exemple