README.md

marker.setDraggable()

Set true if you allows all users to drag the marker.

<div id="map_canvas">
    <span class="smallPanel"><input type="checkbox" id="toggleCheckbox" checked="checked">marker.setDraggable(true)</span>
</div>

var div = document.getElementById("map_canvas");
var map = plugin.google.maps.Map.getMap(div);
map.one(plugin.google.maps.event.MAP_READY, function() {

  // Add a marker
  map.addMarker({
    'position': {
      lat: 0,
      lng: 0
    },
    'title': "Drag me!",
    'snippet': "Press a few seconds on this marker",
    'draggable': true
  }, function(marker) {

    // Show the infoWindow
    marker.showInfoWindow();

    var checkbox = document.getElementById("toggleCheckbox");
    checkbox.addEventListener("change", function() {

      // Change the marker draggable.
      marker.setDraggable(checkbox.checked);

    });

    marker.on("draggable_changed", function(oldValue, newValue) {

      // Change the marker title.
      marker.setTitle("This marker is " + (newValue ? "" : "not ") + "draggable.");

      // Show (redraw) the infoWindow
      marker.showInfoWindow();

    });

  });
});