molstar
Version:
A comprehensive macromolecular library.
80 lines (79 loc) • 2.89 kB
JavaScript
;
/**
* Copyright (c) 2019 mol* contributors, licensed under MIT, See LICENSE file for more info.
*
* @author David Sehnal <david.sehnal@gmail.com>
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.StateTreeSpine = void 0;
const transform_1 = require("../transform");
var StateTreeSpine;
(function (StateTreeSpine) {
class Impl {
get current() { return this._current; }
set current(cell) { this._current = cell; }
getAncestorOfType(t) {
if (!this._current)
return void 0;
let cell = this._current;
while (true) {
cell = this.cells.get(cell.transform.parent);
if (!cell.obj)
return void 0;
if (cell.obj.type === t.type)
return cell.obj;
if (cell.transform.ref === transform_1.StateTransform.RootRef)
return void 0;
}
}
getRootOfType(t) {
if (!this._current)
return void 0;
let cell = this._current; // check current first
let ret = void 0;
while (true) {
if (!cell.obj)
return void 0;
if (cell.obj.type === t.type) {
ret = cell;
}
if (cell.transform.ref === transform_1.StateTransform.RootRef)
return ret ? ret.obj : void 0;
cell = this.cells.get(cell.transform.parent); // assign parent for next check
}
}
constructor(cells) {
this.cells = cells;
this._current = void 0;
}
}
StateTreeSpine.Impl = Impl;
function getDecoratorChain(state, currentRef) {
const cells = state.cells;
let current = cells.get(currentRef);
const ret = [current];
while (current === null || current === void 0 ? void 0 : current.transform.transformer.definition.isDecorator) {
current = cells.get(current.transform.parent);
ret.push(current);
}
return ret;
}
StateTreeSpine.getDecoratorChain = getDecoratorChain;
function getRootOfType(state, t, ref) {
let ret = void 0;
let cell = state.cells.get(ref);
if (!cell)
return void 0;
while (true) {
if (!cell.obj)
return void 0;
if (cell.obj.type === t.type) {
ret = cell;
}
if (cell.transform.ref === transform_1.StateTransform.RootRef)
return ret ? ret.obj : void 0;
cell = state.cells.get(cell.transform.parent); // assign parent for next check
}
}
StateTreeSpine.getRootOfType = getRootOfType;
})(StateTreeSpine || (exports.StateTreeSpine = StateTreeSpine = {}));