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(function () { |
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'use strict'; |
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|
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/* ── Typography CSS-var helper ── */ |
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var _typoKeys = { |
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family:'font-family', weight:'font-weight', style:'font-style', |
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transform:'text-transform', decoration:'text-decoration', |
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sizeDesktop:'font-size-d', sizeTablet:'font-size-t', sizeMobile:'font-size-m', |
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lineHeightDesktop:'line-height-d', lineHeightTablet:'line-height-t', lineHeightMobile:'line-height-m', |
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letterSpacingDesktop:'letter-spacing-d', letterSpacingTablet:'letter-spacing-t', letterSpacingMobile:'letter-spacing-m', |
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wordSpacingDesktop:'word-spacing-d', wordSpacingTablet:'word-spacing-t', wordSpacingMobile:'word-spacing-m' |
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}; |
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var _typoUnits = { size:'sizeUnit', lineHeight:'lineHeightUnit', letterSpacing:'letterSpacingUnit', wordSpacing:'wordSpacingUnit' }; |
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var _typoUnitDefaults = { size:'px', lineHeight:'', letterSpacing:'px', wordSpacing:'px' }; |
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function typoCssVarsForEl(el, obj, prefix) { |
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if (!obj || typeof obj !== 'object') return; |
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Object.keys(_typoKeys).forEach(function (k) { |
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var v = obj[k]; if (v === undefined || v === '') return; |
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var prop = _typoKeys[k]; |
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var base = k.replace(/Desktop|Tablet|Mobile/, ''); |
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var uKey = _typoUnits[base]; |
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if (uKey && typeof v === 'number') v = v + (obj[uKey] || _typoUnitDefaults[base] || ''); |
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el.style.setProperty(prefix + prop, v); |
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}); |
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} |
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|
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var HARMONIES = { |
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complementary: 'Complementary', |
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triadic: 'Triadic', |
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analogous: 'Analogous', |
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splitComplementary: 'Split-Complementary', |
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tetradic: 'Tetradic', |
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square: 'Square' |
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}; |
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|
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/* ---- Color math ---- */ |
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function hexToHsl(hex) { |
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hex = hex.replace('#',''); |
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if (hex.length === 3) hex = hex.split('').map(function(c){return c+c;}).join(''); |
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var r = parseInt(hex.slice(0,2),16)/255; |
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var g = parseInt(hex.slice(2,4),16)/255; |
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var b = parseInt(hex.slice(4,6),16)/255; |
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var max = Math.max(r,g,b), min = Math.min(r,g,b); |
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var h, s, l = (max+min)/2; |
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if (max === min) { h = s = 0; } |
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else { |
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var d = max-min; |
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s = l > 0.5 ? d/(2-max-min) : d/(max+min); |
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switch(max){ |
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case r: h=((g-b)/d+(g<b?6:0))/6; break; |
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case g: h=((b-r)/d+2)/6; break; |
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default: h=((r-g)/d+4)/6; break; |
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} |
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} |
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return { h:h*360, s:s*100, l:l*100 }; |
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} |
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|
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function hslToHex(h, s, l) { |
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h = ((h%360)+360)%360; |
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s /= 100; l /= 100; |
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var a = s*Math.min(l, 1-l); |
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function f(n) { |
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var k=(n+h/30)%12; |
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var c=l-a*Math.max(-1,Math.min(k-3,9-k,1)); |
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return Math.round(255*c).toString(16).padStart(2,'0'); |
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} |
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return '#'+f(0)+f(8)+f(4); |
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} |
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|
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function hexToRgb(hex) { |
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hex = hex.replace('#',''); |
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if (hex.length === 3) hex = hex.split('').map(function(c){return c+c;}).join(''); |
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return { |
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r: parseInt(hex.slice(0,2),16), |
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g: parseInt(hex.slice(2,4),16), |
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b: parseInt(hex.slice(4,6),16) |
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}; |
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} |
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|
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function getHarmony(baseHex, type) { |
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var hsl = hexToHsl(baseHex); |
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var h=hsl.h, s=hsl.s, l=hsl.l; |
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var res = [baseHex]; |
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switch(type){ |
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case 'complementary': res.push(hslToHex(h+180,s,l)); break; |
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case 'triadic': res.push(hslToHex(h+120,s,l), hslToHex(h+240,s,l)); break; |
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case 'analogous': res.push(hslToHex(h-30,s,l), hslToHex(h+30,s,l), hslToHex(h-60,s,l), hslToHex(h+60,s,l)); break; |
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case 'splitComplementary': res.push(hslToHex(h+150,s,l), hslToHex(h+210,s,l)); break; |
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case 'tetradic': res.push(hslToHex(h+90,s,l), hslToHex(h+180,s,l), hslToHex(h+270,s,l)); break; |
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case 'square': res.push(hslToHex(h+90,s,l), hslToHex(h+180,s,l), hslToHex(h+270,s,l)); break; |
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default: res.push(hslToHex(h+180,s,l)); break; |
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} |
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return res; |
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} |
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|
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function copyText(str) { |
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if (navigator.clipboard && navigator.clipboard.writeText) { |
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return navigator.clipboard.writeText(str); |
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} |
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var ta = document.createElement('textarea'); |
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ta.value = str; |
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ta.style.position = 'fixed'; |
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ta.style.opacity = '0'; |
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document.body.appendChild(ta); |
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ta.select(); |
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document.execCommand('copy'); |
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document.body.removeChild(ta); |
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return Promise.resolve(); |
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} |
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|
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function initBlock(root) { |
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var opts = {}; |
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try { opts = JSON.parse(root.getAttribute('data-opts') || '{}'); } catch(e) {} |
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|
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var accentColor = opts.accentColor || '#6366f1'; |
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var sectionBg = opts.sectionBg || '#f8fafc'; |
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var cardBg = opts.cardBg || '#ffffff'; |
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var titleColor = opts.titleColor || '#1e1b4b'; |
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var swatchSize = parseInt(opts.swatchSize || 80, 10); |
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var showHex = opts.showHex !== false; |
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var showRgb = opts.showRgb === true; |
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var showExport = opts.showExport !== false; |
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var fontSize = opts.fontSize || 28; |
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var subtitleSize= opts.subtitleSize || 14; |
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|
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root.style.background = sectionBg; |
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root.style.borderRadius = '16px'; |
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root.style.padding = '28px 20px'; |
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root.style.textAlign = 'center'; |
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|
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typoCssVarsForEl(root, opts.typoTitle, '--bkbg-coh-tt-'); |
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typoCssVarsForEl(root, opts.typoSubtitle, '--bkbg-coh-st-'); |
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|
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// Style title/subtitle |
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var titleEl = root.querySelector('.bkbg-coh-title'); |
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var subEl = root.querySelector('.bkbg-coh-subtitle'); |
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if (titleEl) { titleEl.style.color = titleColor; titleEl.style.margin='0 0 4px'; } |
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if (subEl) { subEl.style.color = titleColor+'bb'; subEl.style.margin='0 0 20px'; } |
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|
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// State |
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var currentColor = opts.defaultColor || '#6366f1'; |
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var currentHarmony = opts.defaultHarmony || 'complementary'; |
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|
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var inner = document.createElement('div'); |
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root.appendChild(inner); |
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|
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function render() { |
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inner.innerHTML = ''; |
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|
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// Harmony tabs |
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var tabs = document.createElement('div'); |
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tabs.className = 'bkbg-coh-tabs'; |
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Object.keys(HARMONIES).forEach(function(k) { |
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var btn = document.createElement('button'); |
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btn.className = 'bkbg-coh-tab'; |
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btn.textContent = HARMONIES[k]; |
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btn.style.borderColor = accentColor; |
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var active = k === currentHarmony; |
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btn.style.background = active ? accentColor : 'transparent'; |
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btn.style.color = active ? '#fff' : accentColor; |
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btn.addEventListener('click', function() { currentHarmony = k; render(); }); |
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tabs.appendChild(btn); |
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}); |
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inner.appendChild(tabs); |
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|
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// Color picker row |
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var pickerRow = document.createElement('div'); |
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pickerRow.className = 'bkbg-coh-picker-row'; |
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|
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var previewCircle = document.createElement('div'); |
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previewCircle.className = 'bkbg-coh-picker-preview'; |
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previewCircle.style.background = currentColor; |
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previewCircle.style.borderColor = accentColor; |
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previewCircle.title = 'Click to pick a color'; |
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|
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var colorInput = document.createElement('input'); |
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colorInput.type = 'color'; |
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colorInput.className = 'bkbg-coh-picker-input'; |
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colorInput.value = currentColor; |
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colorInput.addEventListener('input', function() { |
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currentColor = colorInput.value; |
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previewCircle.style.background = currentColor; |
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hexLbl.textContent = currentColor.toUpperCase(); |
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renderSwatches(); |
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}); |
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previewCircle.appendChild(colorInput); |
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|
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var hexLbl = document.createElement('div'); |
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hexLbl.className = 'bkbg-coh-hex-label'; |
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hexLbl.style.color = titleColor; |
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hexLbl.textContent = currentColor.toUpperCase(); |
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|
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pickerRow.appendChild(previewCircle); |
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pickerRow.appendChild(hexLbl); |
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inner.appendChild(pickerRow); |
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|
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// Card with swatches |
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var card = document.createElement('div'); |
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card.className = 'bkbg-coh-card'; |
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card.style.background = cardBg; |
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card.id = 'bkbg-coh-swatches-' + (root.id || Math.random().toString(36).slice(2)); |
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|
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var swatchRow = document.createElement('div'); |
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swatchRow.className = 'bkbg-coh-swatches'; |
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card.appendChild(swatchRow); |
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inner.appendChild(card); |
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|
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function renderSwatches() { |
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swatchRow.innerHTML = ''; |
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var colors = getHarmony(currentColor, currentHarmony); |
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colors.forEach(function(hex, i) { |
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var item = document.createElement('div'); |
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item.className = 'bkbg-coh-swatch-item'; |
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item.title = 'Click to copy ' + hex.toUpperCase(); |
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|
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var box = document.createElement('div'); |
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box.className = 'bkbg-coh-swatch-box'; |
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box.style.width = swatchSize + 'px'; |
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box.style.height = swatchSize + 'px'; |
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box.style.background = hex; |
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box.style.position = 'relative'; |
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|
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var copiedLbl = document.createElement('div'); |
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copiedLbl.className = 'bkbg-coh-copied'; |
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copiedLbl.textContent = 'Copied!'; |
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box.appendChild(copiedLbl); |
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item.appendChild(box); |
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|
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if (showHex) { |
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var hexEl = document.createElement('div'); |
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hexEl.className = 'bkbg-coh-swatch-hex'; |
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hexEl.textContent = hex.toUpperCase(); |
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item.appendChild(hexEl); |
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} |
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|
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if (showRgb) { |
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var rgb = hexToRgb(hex); |
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var rgbEl = document.createElement('div'); |
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rgbEl.className = 'bkbg-coh-swatch-rgb'; |
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rgbEl.textContent = 'rgb(' + rgb.r + ',' + rgb.g + ',' + rgb.b + ')'; |
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item.appendChild(rgbEl); |
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} |
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|
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if (i === 0) { |
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var baseLbl = document.createElement('div'); |
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baseLbl.className = 'bkbg-coh-swatch-base-lbl'; |
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baseLbl.textContent = 'Base'; |
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item.appendChild(baseLbl); |
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} |
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|
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item.addEventListener('click', function() { |
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copyText(hex.toUpperCase()).then(function() { |
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copiedLbl.classList.add('show'); |
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setTimeout(function() { copiedLbl.classList.remove('show'); }, 1200); |
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}); |
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}); |
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|
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swatchRow.appendChild(item); |
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}); |
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} |
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|
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renderSwatches(); |
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|
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// Export button |
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if (showExport) { |
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var actions = document.createElement('div'); |
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actions.className = 'bkbg-coh-actions'; |
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|
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var expBtn = document.createElement('button'); |
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expBtn.className = 'bkbg-coh-btn'; |
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expBtn.style.background = accentColor; |
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expBtn.textContent = '📋 Export Palette'; |
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expBtn.addEventListener('click', function() { |
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var colors = getHarmony(currentColor, currentHarmony); |
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copyText(colors.map(function(c){return c.toUpperCase();}).join(', ')).then(function() { |
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var orig = expBtn.textContent; |
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expBtn.textContent = '� |
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Copied!'; |
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setTimeout(function() { expBtn.textContent = orig; }, 1500); |
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}); |
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}); |
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actions.appendChild(expBtn); |
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|
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var cssBtn = document.createElement('button'); |
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cssBtn.className = 'bkbg-coh-btn bkbg-coh-btn-outline'; |
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cssBtn.style.borderColor = accentColor; |
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cssBtn.style.color = accentColor; |
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cssBtn.textContent = 'Copy as CSS vars'; |
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cssBtn.addEventListener('click', function() { |
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var colors = getHarmony(currentColor, currentHarmony); |
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var cssStr = ':root {\n' + colors.map(function(c, i) { |
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return ' --color-' + (i===0?'base':'harmony-'+i) + ': ' + c.toUpperCase() + ';'; |
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}).join('\n') + '\n}'; |
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copyText(cssStr).then(function() { |
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var orig = cssBtn.textContent; |
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cssBtn.textContent = '� |
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Copied!'; |
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setTimeout(function() { cssBtn.textContent = orig; }, 1500); |
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}); |
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}); |
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actions.appendChild(cssBtn); |
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|
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inner.appendChild(actions); |
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} |
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} |
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|
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render(); |
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} |
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|
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function init() { |
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document.querySelectorAll('.bkbg-coh-app').forEach(function(root) { |
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initBlock(root); |
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}); |
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} |
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|
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if (document.readyState === 'loading') { |
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document.addEventListener('DOMContentLoaded', init); |
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} else { |
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init(); |
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} |
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})(); |
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|
