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( function () { |
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const el = window.wp.element.createElement; |
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const { registerBlockType } = window.wp.blocks; |
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const { InspectorControls, useBlockProps, PanelColorSettings } = window.wp.blockEditor; |
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const { PanelBody, RangeControl, ToggleControl, TextControl, TextareaControl, Button } = window.wp.components; |
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const { __ } = window.wp.i18n; |
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|
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/* ── Typography lazy getters ──────────────────────────────── */ |
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var _ttTC, _ttTV; |
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function _tc() { return _ttTC || (_ttTC = window.bkbgTypographyControl); } |
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function _tv() { return _ttTV || (_ttTV = window.bkbgTypoCssVars); } |
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|
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// ── Colour lerp helper ──────────────────────────────────────────────────── |
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function hexToRgb( hex ) { |
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const h = hex.replace( '#', '' ); |
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return [ parseInt( h.slice(0,2),16), parseInt(h.slice(2,4),16), parseInt(h.slice(4,6),16) ]; |
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} |
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function lerpColor( hexA, hexB, t ) { |
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const a = hexToRgb( hexA ), b = hexToRgb( hexB ); |
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const r = Math.round( a[0] + ( b[0] - a[0] ) * t ); |
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const g = Math.round( a[1] + ( b[1] - a[1] ) * t ); |
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const bl = Math.round( a[2] + ( b[2] - a[2] ) * t ); |
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return `rgb(${ r },${ g },${ bl })`; |
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} |
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function cellColor( v, minV, maxV, colorLow, colorMid, colorHigh ) { |
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const t = maxV === minV ? 0.5 : ( v - minV ) / ( maxV - minV ); |
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if ( t <= 0.5 ) return lerpColor( colorLow, colorMid, t * 2 ); |
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return lerpColor( colorMid, colorHigh, ( t - 0.5 ) * 2 ); |
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} |
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function textOnBg( hex ) { |
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const [ r, g, b ] = hexToRgb( hex ); |
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const lum = 0.299 * r + 0.587 * g + 0.114 * b; |
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return lum > 160 ? '#111827' : '#ffffff'; |
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} |
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|
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// ── Renderer ────────────────────────────────────────────────────────────── |
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function renderHeatMap( a ) { |
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const rows = a.rowLabels || []; |
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const cols = a.colLabels || []; |
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const vals = a.cellValues || []; |
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const nR = rows.length; |
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const nC = cols.length; |
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if ( ! nR || ! nC ) return el( 'svg', { viewBox: '0 0 400 200', width: '100%' } ); |
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|
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const CS = a.cellSize; |
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const GAP = a.cellGap; |
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const PT = a.padTop; |
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const PL = a.padLeft; |
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const PB = a.padBottom; |
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const PR = a.padRight; |
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const W = PL + nC * ( CS + GAP ) - GAP + PR; |
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const legendH = a.showLegend ? 30 : 0; |
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const H = PT + nR * ( CS + GAP ) - GAP + PB + legendH; |
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|
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const minV = Math.min( ...vals ); |
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const maxV = Math.max( ...vals ); |
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|
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const svgEls = []; |
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svgEls.push( el( 'rect', { key: 'bg', x: 0, y: 0, width: W, height: H, fill: a.bgColor || '#ffffff', rx: 8 } ) ); |
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|
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// Column headers |
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cols.forEach( ( c, ci ) => { |
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const cx = PL + ci * ( CS + GAP ) + CS / 2; |
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svgEls.push( el( 'text', { key: `ch${ ci }`, x: cx, y: PT - 8, textAnchor: 'middle', fill: a.textColor, fontSize: a.labelFontSize, fontFamily: 'inherit', transform: `rotate(-40,${ cx },${ PT - 8 })` }, c ) ); |
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} ); |
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|
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// Row headers + cells |
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rows.forEach( ( r, ri ) => { |
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const cy = PT + ri * ( CS + GAP ) + CS / 2; |
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svgEls.push( el( 'text', { key: `rh${ ri }`, x: PL - 8, y: cy, textAnchor: 'end', dominantBaseline: 'middle', fill: a.textColor, fontSize: a.labelFontSize, fontFamily: 'inherit' }, r ) ); |
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|
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cols.forEach( ( _, ci ) => { |
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const v = vals[ ri * nC + ci ] !== undefined ? vals[ ri * nC + ci ] : 0; |
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const bg = cellColor( v, minV, maxV, a.colorLow || '#dbeafe', a.colorMid || '#93c5fd', a.colorHigh || '#1d4ed8' ); |
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const cx = PL + ci * ( CS + GAP ); |
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const cy2 = PT + ri * ( CS + GAP ); |
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svgEls.push( el( 'rect', { key: `cell${ ri }${ ci }`, x: cx, y: cy2, width: CS, height: CS, fill: bg, rx: 4 } ) ); |
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if ( a.showValues ) { |
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const fgColor = textOnBg( bg.startsWith('rgb') ? '#888888' : bg ); |
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svgEls.push( el( 'text', { key: `cv${ ri }${ ci }`, x: cx + CS / 2, y: cy2 + CS / 2, textAnchor: 'middle', dominantBaseline: 'middle', fill: '#333333', fontSize: a.valueFontSize, fontFamily: 'inherit', fontWeight: 600 }, parseFloat( v.toFixed(2) ) ) ); |
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} |
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} ); |
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} ); |
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|
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// Legend |
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if ( a.showLegend ) { |
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const legY = PT + nR * ( CS + GAP ) - GAP + 12; |
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const legW = Math.min( 200, nC * ( CS + GAP ) ); |
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const legX = PL; |
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const steps = 20; |
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for ( let s = 0; s < steps; s++ ) { |
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const t = s / ( steps - 1 ); |
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const lc = cellColor( minV + t * ( maxV - minV ), minV, maxV, a.colorLow || '#dbeafe', a.colorMid || '#93c5fd', a.colorHigh || '#1d4ed8' ); |
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svgEls.push( el( 'rect', { key: `leg${ s }`, x: legX + ( s / steps ) * legW, y: legY, width: legW / steps + 1, height: 12, fill: lc } ) ); |
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} |
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svgEls.push( el( 'text', { key: 'legMin', x: legX, y: legY + 24, fill: a.textColor, fontSize: 10, fontFamily: 'inherit' }, parseFloat( minV.toFixed(2) ) ) ); |
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svgEls.push( el( 'text', { key: 'legMax', x: legX + legW, y: legY + 24, textAnchor: 'end', fill: a.textColor, fontSize: 10, fontFamily: 'inherit' }, parseFloat( maxV.toFixed(2) ) ) ); |
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} |
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|
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return el( 'svg', { viewBox: `0 0 ${ W } ${ H }`, width: '100%', style: { display: 'block', maxWidth: W + 'px', margin: '0 auto' } }, ...svgEls ); |
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} |
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|
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registerBlockType( 'blockenberg/heat-map', { |
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edit: function ( props ) { |
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const { attributes: a, setAttributes } = props; |
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const blockProps = useBlockProps( { className: 'bkbg-heatmap-wrap', style: Object.assign( {}, _tv() && _tv()( a.typoTitle, '--bkbg-hm-tt-' ) ) } ); |
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|
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return el( 'div', blockProps, |
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el( InspectorControls, {}, |
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|
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el( PanelBody, { title: __( 'Chart Settings', 'blockenberg' ), initialOpen: true }, |
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el( TextControl, { label: __( 'Title', 'blockenberg' ), value: a.title, onChange: v => setAttributes( { title: v } ) } ), |
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el( ToggleControl, { label: __( 'Show Title', 'blockenberg' ), checked: a.showTitle, onChange: v => setAttributes( { showTitle: v } ) } ), |
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el( ToggleControl, { label: __( 'Show Values', 'blockenberg' ), checked: a.showValues, onChange: v => setAttributes( { showValues: v } ) } ), |
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el( ToggleControl, { label: __( 'Show Legend', 'blockenberg' ), checked: a.showLegend, onChange: v => setAttributes( { showLegend: v } ) } ), |
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), |
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|
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el( PanelBody, { title: __( 'Layout', 'blockenberg' ), initialOpen: false }, |
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el( RangeControl, { label: __( 'Cell Size (px)', 'blockenberg' ), value: a.cellSize, onChange: v => setAttributes( { cellSize: v } ), min: 20, max: 120 } ), |
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el( RangeControl, { label: __( 'Cell Gap (px)', 'blockenberg' ), value: a.cellGap, onChange: v => setAttributes( { cellGap: v } ), min: 0, max: 12 } ), |
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el( RangeControl, { label: __( 'Row Label Width', 'blockenberg' ), value: a.padLeft, onChange: v => setAttributes( { padLeft: v } ), min: 40, max: 240 } ), |
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el( RangeControl, { label: __( 'Column Header Height', 'blockenberg' ), value: a.padTop, onChange: v => setAttributes( { padTop: v } ), min: 30, max: 160 } ), |
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), |
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|
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el( PanelBody, { title: __( 'Typography', 'blockenberg' ), initialOpen: false }, |
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_tc() && _tc()({ label: __('Title','blockenberg'), value: a.typoTitle, onChange: v => setAttributes( { typoTitle: v } ) }), |
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el( RangeControl, { label: __( 'Label Font Size', 'blockenberg' ), value: a.labelFontSize, onChange: v => setAttributes( { labelFontSize: v } ), min: 8, max: 20 } ), |
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el( RangeControl, { label: __( 'Value Font Size', 'blockenberg' ), value: a.valueFontSize, onChange: v => setAttributes( { valueFontSize: v } ), min: 7, max: 18 } ) |
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), |
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el( PanelColorSettings, { |
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title: __( 'Colors', 'blockenberg' ), initialOpen: false, |
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colorSettings: [ |
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{ label: __( 'Low value', 'blockenberg' ), value: a.colorLow, onChange: v => setAttributes( { colorLow: v || '#dbeafe' } ) }, |
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{ label: __( 'Mid value', 'blockenberg' ), value: a.colorMid, onChange: v => setAttributes( { colorMid: v || '#93c5fd' } ) }, |
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{ label: __( 'High value', 'blockenberg' ), value: a.colorHigh, onChange: v => setAttributes( { colorHigh: v || '#1d4ed8' } ) }, |
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{ label: __( 'Background', 'blockenberg' ), value: a.bgColor, onChange: v => setAttributes( { bgColor: v || '#ffffff' } ) }, |
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{ label: __( 'Title', 'blockenberg' ), value: a.titleColor,onChange: v => setAttributes( { titleColor: v || '#111827' } ) }, |
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{ label: __( 'Labels/Text', 'blockenberg' ), value: a.textColor, onChange: v => setAttributes( { textColor: v || '#374151' } ) }, |
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] |
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} ), |
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|
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el( PanelBody, { title: __( 'Row Labels', 'blockenberg' ), initialOpen: false }, |
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el( TextareaControl, { |
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label: __( 'One label per line', 'blockenberg' ), |
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value: ( a.rowLabels || [] ).join( '\n' ), |
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onChange: v => setAttributes( { rowLabels: v.split( '\n' ).map( s => s.trim() ).filter( Boolean ) } ), |
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} ), |
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), |
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|
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el( PanelBody, { title: __( 'Column Labels', 'blockenberg' ), initialOpen: false }, |
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el( TextareaControl, { |
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label: __( 'One label per line', 'blockenberg' ), |
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value: ( a.colLabels || [] ).join( '\n' ), |
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onChange: v => setAttributes( { colLabels: v.split( '\n' ).map( s => s.trim() ).filter( Boolean ) } ), |
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} ), |
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), |
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|
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el( PanelBody, { title: __( 'Cell Values', 'blockenberg' ), initialOpen: false }, |
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el( 'p', { style: { fontSize: 12, color: '#6b7280', marginBottom: 8 } }, __( 'Row-major order, comma-separated. Rows × Columns values.', 'blockenberg' ) ), |
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el( TextareaControl, { |
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label: __( 'Values', 'blockenberg' ), |
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value: ( a.cellValues || [] ).join( ', ' ), |
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onChange: v => setAttributes( { cellValues: v.split( ',' ).map( n => parseFloat( n.trim() ) || 0 ) } ), |
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rows: 6, |
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} ), |
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), |
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), |
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|
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a.showTitle && a.title && el( 'h3', { className: 'bkbg-heatmap-title', style: { color: a.titleColor } }, a.title ), |
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el( 'div', { className: 'bkbg-heatmap-svg' }, renderHeatMap( a ) ), |
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); |
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}, |
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|
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save: function ( { attributes: a } ) { |
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const blockProps = useBlockProps.save( { className: 'bkbg-heatmap-wrap', style: Object.assign( {}, _tv() && _tv()( a.typoTitle, '--bkbg-hm-tt-' ) ) } ); |
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return el( 'div', blockProps, |
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a.showTitle && a.title ? el( 'h3', { className: 'bkbg-heatmap-title', style: { color: a.titleColor } }, a.title ) : null, |
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el( 'div', { className: 'bkbg-heatmap-svg' }, renderHeatMap( a ) ), |
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); |
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}, |
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} ); |
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}() ); |
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|
