forked from enviPath/enviPy
72 lines
2.0 KiB
JavaScript
72 lines
2.0 KiB
JavaScript
/****************************************************************************
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* Copyright 2017 EPAM Systems
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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***************************************************************************/
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import { h, Component } from 'preact';
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/** @jsx h */
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import Struct from '../../chem/struct';
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import molfile from '../../chem/molfile';
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import Render from '../../render';
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function renderStruct(el, struct, options={}) {
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if (el) {
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if (struct.prerender) // Should it sit here?
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el.innerHTML = struct.prerender;
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else {
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console.info('render!', el.clientWidth, el.clientWidth);
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const rnd = new Render(el, {
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autoScale: true,
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...options
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});
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rnd.setMolecule(struct);
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rnd.update();
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// console.info('render!');//, el.innerHTML);
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// struct.prerender = el.innerHTML;
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}
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}
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}
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class StructRender extends Component {
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constructor(props) {
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super(props);
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if (!(props.struct instanceof Struct)) try {
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this.props.struct = molfile.parse(props.struct);
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} catch (e) {
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alert("Could not parse structure\n" + e);
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this.props.struct = null;
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}
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}
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shouldComponentUpdate() {
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return false;
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}
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componentDidMount() {
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const el = this.refs ? this.refs.base : this.base;
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const { struct, options } = this.props;
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renderStruct(el, struct, options);
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}
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render () {
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let { struct, Tag="div", ...props } = this.props;
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return (
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<Tag /*ref="el"*/ {...props}>{ struct ? null : 'No molecule' }</Tag>
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);
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}
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}
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export default StructRender;
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