80 lines
2.5 KiB
JavaScript
80 lines
2.5 KiB
JavaScript
import * as WalkerUtil from './walker_util.js';
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export class Focus {
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static factory(primaryId, nodeIds, rebuilt, dom) {
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const idFunc = (id) => WalkerUtil.getBySemanticId(dom, id);
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const dict = rebuilt.nodeDict;
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const node = idFunc(primaryId);
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const nodes = nodeIds.map(idFunc);
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const snodes = nodeIds.map(function (primaryId) {
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return dict[primaryId];
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});
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const focus = new Focus(snodes, dict[primaryId]);
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focus.domNodes = nodes;
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focus.domPrimary_ = node;
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focus.allNodes = Focus.generateAllVisibleNodes_(nodeIds, nodes, dict, dom);
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return focus;
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}
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static generateAllVisibleNodes_(ids, nodes, dict, domNode) {
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let result = [];
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for (let i = 0, l = ids.length; i < l; i++) {
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if (nodes[i]) {
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const allNodes = Focus.getAllVisibleNodes([ids[i]], domNode);
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if (allNodes.length) {
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result = result.concat(allNodes);
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}
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else {
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result.push(nodes[i]);
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}
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continue;
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}
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const virtual = dict[ids[i]];
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if (!virtual) {
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continue;
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}
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const childIds = virtual.childNodes.map((x) => x.id.toString());
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const children = Focus.getAllVisibleNodes(childIds, domNode);
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result = result.concat(Focus.generateAllVisibleNodes_(childIds, children, dict, domNode));
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}
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return result;
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}
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static getAllVisibleNodes(ids, domNode) {
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let result = [];
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for (const id of ids) {
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result = result.concat(WalkerUtil.getAllBySemanticId(domNode, id));
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}
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return result;
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}
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constructor(nodes, primary) {
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this.nodes = nodes;
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this.primary = primary;
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this.domNodes = [];
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this.domPrimary_ = null;
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this.allNodes = [];
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}
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getSemanticPrimary() {
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return this.primary;
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}
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getSemanticNodes() {
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return this.nodes;
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}
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getNodes() {
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return this.allNodes;
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}
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getDomNodes() {
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return this.domNodes;
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}
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getDomPrimary() {
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return this.domPrimary_;
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}
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toString() {
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return 'Primary:' + this.domPrimary_ + ' Nodes:' + this.domNodes;
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}
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clone() {
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const focus = new Focus(this.nodes, this.primary);
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focus.domNodes = this.domNodes;
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focus.domPrimary_ = this.domPrimary_;
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focus.allNodes = this.allNodes;
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return focus;
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}
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}
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