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81 lines
2.2 KiB
81 lines
2.2 KiB
import PropTypes from 'prop-types';
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import React, { Component } from 'react';
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import { DragLayer } from 'react-dnd';
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import dimensions from 'Styles/Variables/dimensions.js';
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import { TABLE_COLUMN } from 'Helpers/dragTypes';
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import DragPreviewLayer from 'Components/DragPreviewLayer';
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import TableOptionsColumn from './TableOptionsColumn';
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import styles from './TableOptionsColumnDragPreview.css';
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const formGroupSmallWidth = parseInt(dimensions.formGroupSmallWidth);
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const formLabelLargeWidth = parseInt(dimensions.formLabelLargeWidth);
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const formLabelRightMarginWidth = parseInt(dimensions.formLabelRightMarginWidth);
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const dragHandleWidth = parseInt(dimensions.dragHandleWidth);
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function collectDragLayer(monitor) {
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return {
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item: monitor.getItem(),
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itemType: monitor.getItemType(),
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currentOffset: monitor.getSourceClientOffset()
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};
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}
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class TableOptionsColumnDragPreview extends Component {
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//
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// Render
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render() {
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const {
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item,
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itemType,
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currentOffset
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} = this.props;
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if (!currentOffset || itemType !== TABLE_COLUMN) {
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return null;
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}
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// The offset is shifted because the drag handle is on the right edge of the
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// list item and the preview is wider than the drag handle.
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const { x, y } = currentOffset;
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const handleOffset = formGroupSmallWidth - formLabelLargeWidth - formLabelRightMarginWidth - dragHandleWidth;
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const transform = `translate3d(${x - handleOffset}px, ${y}px, 0)`;
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const style = {
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position: 'absolute',
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WebkitTransform: transform,
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msTransform: transform,
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transform
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};
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return (
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<DragPreviewLayer>
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<div
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className={styles.dragPreview}
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style={style}
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>
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<TableOptionsColumn
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isDragging={false}
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{...item}
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/>
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</div>
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</DragPreviewLayer>
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);
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}
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}
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TableOptionsColumnDragPreview.propTypes = {
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item: PropTypes.object,
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itemType: PropTypes.string,
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currentOffset: PropTypes.shape({
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x: PropTypes.number.isRequired,
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y: PropTypes.number.isRequired
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})
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};
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/* eslint-disable new-cap */
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export default DragLayer(collectDragLayer)(TableOptionsColumnDragPreview);
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/* eslint-enable new-cap */
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