53 lines
1.3 KiB
JavaScript
Executable File
53 lines
1.3 KiB
JavaScript
Executable File
import React, { PropTypes } from 'react';
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import ShapeHelpers from '../helpers.js';
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import styles from './styles.scss';
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export default class PencilDrawComponent extends React.Component {
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constructor(props) {
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super(props);
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}
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shouldComponentUpdate(nextProps, nextState) {
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return this.props.shape.version != nextProps.shape.version;
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}
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getCoordinates() {
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let i = 2;
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let path = '';
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let points = this.props.shape.points;
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if (points && points.length >= 2) {
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path = path + 'M' + (points[0] / 100 * this.props.slideWidth) +
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', ' + (points[1] / 100 * this.props.slideHeight);
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while (i < points.length) {
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path = path + ' L' + (points[i] / 100 * this.props.slideWidth) +
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', ' + (points[i + 1] / 100 * this.props.slideHeight);
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i += 2;
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}
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return path;
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}
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}
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render() {
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let path = this.getCoordinates();
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return (
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<path
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className={styles.path}
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fill="none"
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stroke={ShapeHelpers.formatColor(this.props.shape.color)}
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d={path}
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strokeWidth={this.props.shape.thickness}
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strokeLinejoin="round"
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strokeLinecap="round"
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style={this.props.style}>
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</path>
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);
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}
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}
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PencilDrawComponent.defaultProps = {
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style: {
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WebkitTapHighlightColor: 'rgba(0, 0, 0, 0)',
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},
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};
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