mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-07-02 17:11:22 +02:00
95 lines
1.9 KiB
JavaScript
Executable File
95 lines
1.9 KiB
JavaScript
Executable File
/**
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* @author mrdoob / http://mrdoob.com/
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*/
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var Storage = function () {
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var indexedDB = window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB;
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if ( indexedDB === undefined ) {
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console.warn( 'Storage: IndexedDB not available.' );
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return { init: function () {}, get: function () {}, set: function () {}, clear: function () {} };
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}
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var name = 'threejs-editor';
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var version = 1;
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var database;
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return {
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init: function ( callback ) {
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var request = indexedDB.open( name, version );
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request.onupgradeneeded = function ( event ) {
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var db = event.target.result;
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if ( db.objectStoreNames.contains( 'states' ) === false ) {
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db.createObjectStore( 'states' );
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}
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};
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request.onsuccess = function ( event ) {
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database = event.target.result;
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callback();
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};
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request.onerror = function ( event ) {
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console.error( 'IndexedDB', event );
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};
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},
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get: function ( callback ) {
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var transaction = database.transaction( [ 'states' ], 'readwrite' );
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var objectStore = transaction.objectStore( 'states' );
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var request = objectStore.get( 0 );
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request.onsuccess = function ( event ) {
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callback( event.target.result );
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};
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},
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set: function ( data, callback ) {
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var start = performance.now();
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var transaction = database.transaction( [ 'states' ], 'readwrite' );
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var objectStore = transaction.objectStore( 'states' );
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var request = objectStore.put( data, 0 );
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request.onsuccess = function ( event ) {
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console.log( '[' + /\d\d\:\d\d\:\d\d/.exec( new Date() )[ 0 ] + ']', 'Saved state to IndexedDB. ' + ( performance.now() - start ).toFixed( 2 ) + 'ms' );
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};
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},
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clear: function ( callback ) {
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var transaction = database.transaction( [ 'states' ], 'readwrite' );
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var objectStore = transaction.objectStore( 'states' );
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var request = objectStore.clear();
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request.onsuccess = function ( event ) {
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callback();
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};
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}
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}
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};
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