On Oct 17, 9:56 pm, Kyle Pena <kp1...@gmail.com> wrote:
> Hi folks - my end game is calling the function
> fromContainerPixelToLatLng, but in order to get there, I need an
> instance of projection to play with. But projection is undefined no
> matter how hard I try.
> Code:
>
> function getGMap() {
> var myLatlng = new google.maps.LatLng(...elided...);
> var myOptions = {
> zoom: 19,
> center: myLatlng,
> mapTypeId: google.maps.MapTypeId.SATELLITE,
> draggable: true, /* You can move by dragging around */
> scaleControl: false, /* But the control is not visible */
> disableDefaultUI: true, /* Remove all the distracting
> google maps UI stuff */
> disableDoubleClickZoom: true, /* And you can't double
> click to zoom */
> scrollwheel: false /* And you can't scroll to zoom */
> };
> var map = new google.maps.Map($(".map")[0], myOptions);
>
> // set up a prototype for google maps
> MyOverlay.prototype = new google.maps.OverlayView();
> MyOverlay.prototype.onAdd = function() { };
> MyOverlay.prototype.onRemove = function() { };
> MyOverlay.prototype.draw = function() { };
> function MyOverlay(map) { this.setMap(map); };
>
> // set up the GMap overlay (not the same as the HTML5 overlay
> I made)
> // without setting up this overlay, google maps won't be able
> to get an instance of the projection, which we need for unit
> calculations
> var overlay = new MyOverlay(map);
> var projection = overlay.getProjection();
> MyApp.Projection = projection;
> return map;
> };
>
> What's wrong?
As a guess (since you didn't provide a link to your map):
You need to wait for the projection_changed event to fire, indicating
the projection has been configured.
-- Larry
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