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100 changes: 100 additions & 0 deletions
100
packages/block-editor/src/components/grid-visualizer/grid-item-resizer.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| /** | ||
| * WordPress dependencies | ||
| */ | ||
| import { ResizableBox } from '@wordpress/components'; | ||
|
|
||
| /** | ||
| * Internal dependencies | ||
| */ | ||
| import { __unstableUseBlockElement as useBlockElement } from '../block-list/use-block-props/use-block-refs'; | ||
| import BlockPopoverCover from '../block-popover/cover'; | ||
| import { getComputedCSS } from './utils'; | ||
|
|
||
| export function GridItemResizer( { clientId, onChange } ) { | ||
| const blockElement = useBlockElement( clientId ); | ||
| if ( ! blockElement ) { | ||
| return null; | ||
| } | ||
| return ( | ||
| <BlockPopoverCover | ||
| className="block-editor-grid-item-resizer" | ||
| clientId={ clientId } | ||
| __unstablePopoverSlot="block-toolbar" | ||
| > | ||
| <ResizableBox | ||
| className="block-editor-grid-item-resizer__box" | ||
| size={ { | ||
| width: '100%', | ||
| height: '100%', | ||
| } } | ||
| enable={ { | ||
| bottom: true, | ||
| bottomLeft: false, | ||
| bottomRight: false, | ||
| left: false, | ||
| right: true, | ||
| top: false, | ||
| topLeft: false, | ||
| topRight: false, | ||
| } } | ||
| onResizeStop={ ( event, direction, boxElement ) => { | ||
| const gridElement = blockElement.parentElement; | ||
| const columnGap = parseFloat( | ||
| getComputedCSS( gridElement, 'column-gap' ) | ||
| ); | ||
| const rowGap = parseFloat( | ||
| getComputedCSS( gridElement, 'row-gap' ) | ||
| ); | ||
| const gridColumnLines = getGridLines( | ||
| getComputedCSS( gridElement, 'grid-template-columns' ), | ||
| columnGap | ||
| ); | ||
| const gridRowLines = getGridLines( | ||
| getComputedCSS( gridElement, 'grid-template-rows' ), | ||
| rowGap | ||
| ); | ||
| const columnStart = getClosestLine( | ||
| gridColumnLines, | ||
| blockElement.offsetLeft | ||
| ); | ||
| const rowStart = getClosestLine( | ||
| gridRowLines, | ||
| blockElement.offsetTop | ||
| ); | ||
| const columnEnd = getClosestLine( | ||
| gridColumnLines, | ||
| blockElement.offsetLeft + boxElement.offsetWidth | ||
| ); | ||
| const rowEnd = getClosestLine( | ||
| gridRowLines, | ||
| blockElement.offsetTop + boxElement.offsetHeight | ||
| ); | ||
| onChange( { | ||
| columnSpan: Math.max( columnEnd - columnStart, 1 ), | ||
| rowSpan: Math.max( rowEnd - rowStart, 1 ), | ||
| } ); | ||
| } } | ||
| /> | ||
| </BlockPopoverCover> | ||
| ); | ||
| } | ||
|
|
||
| function getGridLines( template, gap ) { | ||
| const lines = [ 0 ]; | ||
| for ( const size of template.split( ' ' ) ) { | ||
| const line = parseFloat( size ); | ||
| lines.push( lines[ lines.length - 1 ] + line + gap ); | ||
| } | ||
| return lines; | ||
| } | ||
|
|
||
| function getClosestLine( lines, position ) { | ||
| return lines.reduce( | ||
| ( closest, line, index ) => | ||
| Math.abs( line - position ) < | ||
| Math.abs( lines[ closest ] - position ) | ||
| ? index | ||
| : closest, | ||
| 0 | ||
| ); | ||
| } |
81 changes: 81 additions & 0 deletions
81
packages/block-editor/src/components/grid-visualizer/grid-visualizer.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| /** | ||
| * WordPress dependencies | ||
| */ | ||
| import { useState, useEffect } from '@wordpress/element'; | ||
|
|
||
| /** | ||
| * Internal dependencies | ||
| */ | ||
| import { __unstableUseBlockElement as useBlockElement } from '../block-list/use-block-props/use-block-refs'; | ||
| import BlockPopoverCover from '../block-popover/cover'; | ||
| import { getComputedCSS } from './utils'; | ||
|
|
||
| export function GridVisualizer( { clientId } ) { | ||
| const blockElement = useBlockElement( clientId ); | ||
| if ( ! blockElement ) { | ||
| return null; | ||
| } | ||
| return ( | ||
| <BlockPopoverCover | ||
| className="block-editor-grid-visualizer" | ||
| clientId={ clientId } | ||
| __unstablePopoverSlot="block-toolbar" | ||
| > | ||
| <GridVisualizerGrid blockElement={ blockElement } /> | ||
| </BlockPopoverCover> | ||
| ); | ||
| } | ||
|
|
||
| function GridVisualizerGrid( { blockElement } ) { | ||
| const [ gridInfo, setGridInfo ] = useState( () => | ||
| getGridInfo( blockElement ) | ||
| ); | ||
| useEffect( () => { | ||
| const observers = []; | ||
| for ( const element of [ blockElement, ...blockElement.children ] ) { | ||
| const observer = new window.ResizeObserver( () => { | ||
| setGridInfo( getGridInfo( blockElement ) ); | ||
| } ); | ||
| observer.observe( element ); | ||
| observers.push( observer ); | ||
| } | ||
| return () => { | ||
| for ( const observer of observers ) { | ||
| observer.disconnect(); | ||
| } | ||
| }; | ||
| }, [ blockElement ] ); | ||
| return ( | ||
| <div | ||
| className="block-editor-grid-visualizer__grid" | ||
| style={ gridInfo.style } | ||
| > | ||
| { Array.from( { length: gridInfo.numItems }, ( _, i ) => ( | ||
| <div key={ i } className="block-editor-grid-visualizer__item" /> | ||
| ) ) } | ||
| </div> | ||
| ); | ||
| } | ||
|
|
||
| function getGridInfo( blockElement ) { | ||
| const gridTemplateColumns = getComputedCSS( | ||
| blockElement, | ||
| 'grid-template-columns' | ||
| ); | ||
| const gridTemplateRows = getComputedCSS( | ||
| blockElement, | ||
| 'grid-template-rows' | ||
| ); | ||
| const numColumns = gridTemplateColumns.split( ' ' ).length; | ||
| const numRows = gridTemplateRows.split( ' ' ).length; | ||
| const numItems = numColumns * numRows; | ||
| return { | ||
| numItems, | ||
| style: { | ||
| gridTemplateColumns, | ||
| gridTemplateRows, | ||
| gap: getComputedCSS( blockElement, 'gap' ), | ||
| padding: getComputedCSS( blockElement, 'padding' ), | ||
| }, | ||
| }; | ||
| } |
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