Premium Bar Code Generator
Instantly generate standard scannable barcodes in clean vector formats for printing or web design.
Barcode Settings
Bar Color
Background
Live Barcode Preview
Invalid characters for this barcode format.
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`);
printWindow.document.close();
}// Syncing physical hex text-boxes to graphical color-wheel widgets
function setupColorEvents() {
elements.lineColorInput.addEventListener('change', (e) => {
elements.lineColorHex.value = e.target.value.toUpperCase();
});
elements.lineColorHex.addEventListener('input', (e) => {
const hex = e.target.value;
if (/^#[0-9A-F]{6}$/i.test(hex)) {
elements.lineColorInput.value = hex;
updateStateFromInputs();
drawBarcode();
}
});elements.bgColorInput.addEventListener('change', (e) => {
elements.bgColorHex.value = e.target.value.toUpperCase();
});
elements.bgColorHex.addEventListener('input', (e) => {
const hex = e.target.value;
if (/^#[0-9A-F]{6}$/i.test(hex)) {
elements.bgColorInput.value = hex;
updateStateFromInputs();
drawBarcode();
}
});
}// Setup input listeners for dynamic rendering cycle
function setupListeners() {
const triggerInputs = [
elements.textInput, elements.formatSelect, elements.widthInput,
elements.heightInput, elements.fontSizeInput, elements.lineColorInput,
elements.bgColorInput, elements.marginInput, elements.showTextCheckbox,
elements.textMarginInput
];triggerInputs.forEach(input => {
input.addEventListener('input', () => {
updateStateFromInputs();
drawBarcode();
});
});setupColorEvents();// Export button hook triggers
elements.downloadSvgBtn.addEventListener('click', downloadSVG);
elements.downloadPngBtn.addEventListener('click', downloadPNG);
elements.printBtn.addEventListener('click', printBarcode);
}// Initialization Sequence
window.onload = function() {
updateStateFromInputs();
drawBarcode();
setupListeners();
};