41 lines
1.3 KiB
JavaScript
41 lines
1.3 KiB
JavaScript
L.SpinMapMixin = {
|
|
spin: function (state, options) {
|
|
if (!!state) {
|
|
// start spinning !
|
|
if (!this._spinner) {
|
|
this._spinner = new Spinner(options).spin(this._container);
|
|
this._spinning = 0;
|
|
}
|
|
this._spinning++;
|
|
}
|
|
else {
|
|
this._spinning--;
|
|
if (this._spinning <= 0) {
|
|
// end spinning !
|
|
if (this._spinner) {
|
|
this._spinner.stop();
|
|
this._spinner = null;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
L.Map.include(L.SpinMapMixin);
|
|
|
|
L.Map.addInitHook(function () {
|
|
this.on('layeradd', function (e) {
|
|
// If added layer is currently loading, spin !
|
|
if (e.layer.loading) this.spin(true);
|
|
if (typeof e.layer.on != 'function') return;
|
|
e.layer.on('data:loading', function () { this.spin(true); }, this);
|
|
e.layer.on('data:loaded', function () { this.spin(false); }, this);
|
|
}, this);
|
|
this.on('layerremove', function (e) {
|
|
// Clean-up
|
|
if (e.layer.loading) this.spin(false);
|
|
if (typeof e.layer.on != 'function') return;
|
|
e.layer.off('data:loaded');
|
|
e.layer.off('data:loading');
|
|
}, this);
|
|
});
|