setZoom method
Sets the zoom level of the globe.
The zoom
parameter specifies the new zoom level of the globe.
Example usage:
FlutterEarthGlobeController controller = FlutterEarthGlobeController();
controller.setZoom(2);
Implementation
void setZoom(double zoom) {
assert(zoom >= minZoom && zoom <= maxZoom);
if (zoom < minZoom) {
zoom = minZoom;
} else if (zoom > maxZoom) {
zoom = maxZoom;
} else {
this.zoom = zoom;
}
notifyListeners();
}