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fix Flickering bug - on double click / MapController move #579

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Merged
johnpryan merged 1 commit into from
Jul 8, 2020
Merged

fix Flickering bug - on double click / MapController move #579

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8 changes: 5 additions & 3 deletions lib/src/layer/tile_layer.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -604,8 +604,6 @@ class _TileLayerState extends State<TileLayer> with TickerProviderStateMixin {
}

_pruneTiles();

_setZoomTransforms(center, zoom);
}

void _setZoomTransforms(LatLng center, double zoom) {
Expand Down Expand Up @@ -665,19 +663,23 @@ class _TileLayerState extends State<TileLayer> with TickerProviderStateMixin {

if (_tileZoom == null) {
// if there is no _tileZoom available it means we are out within zoom level
// we will restory fully via _setView call if we are back on trail
// we will restore fully via _setView call if we are back on trail
if ((options.maxZoom != null && tileZoom <= options.maxZoom) &&
(options.minZoom != null && tileZoom >= options.minZoom)) {
_tileZoom = tileZoom;
setState(() {
_setView(map.center, tileZoom);

_setZoomTransforms(map.center, map.zoom);
});
}
} else {
setState(() {
if ((tileZoom - _tileZoom).abs() >= 1) {
// It was a zoom lvl change
_setView(map.center, tileZoom);

_setZoomTransforms(map.center, map.zoom);
} else {
if (null == _throttleUpdate) {
_update(null);
Expand Down