forked from MTSR/mapserver
34 lines
616 B
JavaScript
34 lines
616 B
JavaScript
|
|
class LayerManager {
|
|
|
|
setup(layers){
|
|
this.layers = layers;
|
|
this.currentLayer = this.layers[0];
|
|
}
|
|
|
|
setLayerId(layerId){
|
|
var self = this;
|
|
this.layers.forEach(function(layer){
|
|
if (layer.id == layerId){
|
|
self.currentLayer = layer;
|
|
return;
|
|
}
|
|
});
|
|
|
|
if (layerId != this.currentLayer.id){
|
|
// layer not found
|
|
this.currentLayer = this.layers[0];
|
|
}
|
|
}
|
|
|
|
getLayerByY(y){
|
|
return this.layers.find(layer => (y >= (layer.from*16) && y <= (layer.to*16)));
|
|
}
|
|
|
|
getCurrentLayer(){
|
|
return this.currentLayer;
|
|
}
|
|
}
|
|
|
|
export default new LayerManager();
|