You may find a problem using mouse down, because it'll fire on other actions that you don't want.
You can do this: (Need to inject $interval on your controller)
var ctrl = this;
var count = 1;
var clock;
ctrl.map;
var lat = -23.56;
var long = -46.65;
// Start Hold To Mark Controller
var startCount = function(event){
count = 1;
if ( angular.isDefined(clock) ) return;
clock = $interval(function() {
if(count > 0){
count = count - 1;
} else{
addMarker(event.latLng);
stopCount();
}
}, 500);
};
var stopCount = function(){
if (angular.isDefined(clock)) {
$interval.cancel(clock);
clock = undefined;
}
};
$scope.$on('$destroy', function() {
stopCount();
});
// End Hold To Mark Controller
// Start GoogleMaps Map Controller
function initMap() {
if(lat == null || long == null){
var center = { lat: -23.56, lng: -46.65 };
} else{
var center = { lat: lat, lng: long };
}
ctrl.map = new google.maps.Map(document.getElementById('map'), {
disableDefaultUI: true,
zoom: 12,
center: center
});
google.maps.event.addListener(ctrl.map, 'mousedown', function(event) {
startCount(event);
});
google.maps.event.addListener(ctrl.map, 'mouseup', function(event) {
stopCount();
});
google.maps.event.addListener(ctrl.map, 'dragstart', function(event) {
stopCount();
});
};
function addMarker(location) {
var marker = new google.maps.Marker({
animation: google.maps.Animation.DROP,
draggable: true,
position: location,
map: ctrl.map
});
markers.push(marker);
};
initMap();
// End GoogleMaps Map Controller
This way you'll put a mark on the place before 1 second, if you remove your finger or move it, the marker will not be created.