ole
Version:
OpenLayers Editor
56 lines (55 loc) • 1.72 kB
JavaScript
import Storage from './storage';
/**
* OLE LocalStorage.
* Saves control properties to the browser's localStorage.
* @alias ole.service.LocalStorage
*/
export default class LocalStorage extends Storage {
/**
* @inheritdoc
*/
storeProperties(controlName, properties) {
const props = super.storeProperties(controlName, properties);
window.localStorage.setItem(controlName, JSON.stringify(props));
}
/**
* @inheritdoc
*/
restoreProperties() {
for (let i = 0; i < this.controls.length; i += 1) {
const controlName = this.controls[i].getProperties().title;
const props = window.localStorage.getItem(controlName);
if (props) {
this.controls[i].setProperties(JSON.parse(props), true);
}
}
}
/**
* @inheritdoc
*/
storeActiveControls() {
const activeControlNames = super.storeActiveControls();
window.localStorage.setItem('active', JSON.stringify(activeControlNames));
}
/**
* @inheritdoc
*/
restoreActiveControls() {
let activeControlNames = window.localStorage.getItem('active');
activeControlNames = activeControlNames
? JSON.parse(activeControlNames)
: [];
if (!activeControlNames.length) {
return;
}
for (let i = 0; i < this.controls.length; i += 1) {
const controlName = this.controls[i].getProperties().title;
if (activeControlNames.indexOf(controlName) > -1) {
this.controls[i].activate();
}
else {
this.controls[i].deactivate();
}
}
}
}