:root {
–primary-color: #004a99;
–background-color: #f8f9fa;
–card-background: #ffffff;
–text-color: #333;
–border-color: #ddd;
–shadow-color: rgba(0, 0, 0, 0.1);
}
body {
font-family: ‘Segoe UI’, Tahoma, Geneva, Verdana, sans-serif;
background-color: var(–background-color);
color: var(–text-color);
margin: 0;
padding: 0;
line-height: 1.6;
}
.container {
max-width: 960px;
margin: 20px auto;
padding: 20px;
background-color: var(–card-background);
border-radius: 8px;
box-shadow: 0 2px 10px var(–shadow-color);
}
h1, h2, h3 {
color: var(–primary-color);
text-align: center;
}
h1 {
margin-bottom: 20px;
}
.calculator-section {
margin-bottom: 40px;
padding: 25px;
border: 1px solid var(–border-color);
border-radius: 8px;
background-color: var(–card-background);
box-shadow: 0 1px 5px var(–shadow-color);
}
.input-group {
margin-bottom: 20px;
text-align: left;
}
.input-group label {
display: block;
margin-bottom: 8px;
font-weight: bold;
color: var(–primary-color);
}
.input-group input[type=”number”],
.input-group input[type=”text”],
.input-group select {
width: calc(100% – 22px);
padding: 10px;
border: 1px solid var(–border-color);
border-radius: 4px;
font-size: 1rem;
box-sizing: border-box;
}
.input-group input[type=”number”]:focus,
.input-group input[type=”text”]:focus,
.input-group select:focus {
outline: none;
border-color: var(–primary-color);
box-shadow: 0 0 0 2px rgba(0, 74, 153, 0.2);
}
.input-group .helper-text {
font-size: 0.85em;
color: #666;
margin-top: 5px;
display: block;
}
.error-message {
color: #dc3545;
font-size: 0.85em;
margin-top: 5px;
display: block;
min-height: 1.2em; /* Prevent layout shift */
}
.button-group {
text-align: center;
margin-top: 25px;
}
button {
background-color: var(–primary-color);
color: white;
border: none;
padding: 12px 25px;
border-radius: 5px;
cursor: pointer;
font-size: 1rem;
margin: 5px;
transition: background-color 0.3s ease;
}
button:hover {
background-color: #003366;
}
button.reset-button {
background-color: #6c757d;
}
button.reset-button:hover {
background-color: #5a6268;
}
.results-container {
margin-top: 30px;
padding: 20px;
border: 1px solid var(–border-color);
border-radius: 8px;
background-color: var(–card-background);
box-shadow: 0 1px 5px var(–shadow-color);
text-align: center;
}
.results-container h3 {
margin-top: 0;
color: var(–primary-color);
}
.primary-result {
font-size: 2.5em;
font-weight: bold;
color: var(–primary-color);
margin: 15px 0;
padding: 15px;
background-color: #e7f3ff; /* Light accent background */
border-radius: 5px;
display: inline-block;
}
.intermediate-results div, .key-assumptions div {
margin-bottom: 10px;
font-size: 1.1em;
}
.intermediate-results span, .key-assumptions span {
font-weight: bold;
color: var(–primary-color);
}
.formula-explanation {
font-size: 0.9em;
color: #555;
margin-top: 15px;
padding-top: 15px;
border-top: 1px dashed var(–border-color);
}
table {
width: 100%;
border-collapse: collapse;
margin-top: 20px;
}
th, td {
padding: 10px;
text-align: right;
border: 1px solid var(–border-color);
}
th {
background-color: #e9ecef;
color: var(–primary-color);
font-weight: bold;
}
td {
background-color: var(–card-background);
}
.table-scroll-wrapper {
overflow-x: auto;
margin-top: 20px;
border: 1px solid var(–border-color);
border-radius: 8px;
}
caption {
font-size: 0.9em;
color: #666;
margin-bottom: 10px;
text-align: left;
font-style: italic;
}
canvas {
max-width: 100%;
height: auto;
display: block;
margin: 20px auto;
border: 1px solid var(–border-color);
border-radius: 4px;
}
.article-content {
margin-top: 40px;
padding: 25px;
border: 1px solid var(–border-color);
border-radius: 8px;
background-color: var(–card-background);
box-shadow: 0 1px 5px var(–shadow-color);
}
.article-content h2, .article-content h3 {
text-align: left;
margin-top: 25px;
margin-bottom: 15px;
}
.article-content p {
margin-bottom: 15px;
}
.article-content a {
color: var(–primary-color);
text-decoration: none;
}
.article-content a:hover {
text-decoration: underline;
}
.faq-item {
margin-bottom: 15px;
padding-bottom: 10px;
border-bottom: 1px dashed var(–border-color);
}
.faq-item:last-child {
border-bottom: none;
}
.faq-item strong {
display: block;
margin-bottom: 5px;
color: var(–primary-color);
}
.related-tools ul {
list-style: none;
padding: 0;
}
.related-tools li {
margin-bottom: 10px;
}
.related-tools a {
font-weight: bold;
}
.related-tools span {
font-size: 0.9em;
color: #555;
display: block;
margin-top: 3px;
}
@media (max-width: 768px) {
.container {
margin: 10px;
padding: 15px;
}
h1 {
font-size: 1.8em;
}
button {
padding: 10px 20px;
font-size: 0.95rem;
}
.primary-result {
font-size: 2em;
}
}
Yearly Income Calculator: Hourly to Annual Earnings
Calculate Your Annual Income
Enter your gross pay per hour.
Average hours you work each week.
Number of weeks you are employed in a year.
Your Estimated Yearly Income
Key Assumptions:
Yearly Income = Hourly Wage × Hours Per Week × Weeks Per Year
Income Breakdown Over Time
| Metric | Value |
|---|---|
| Hourly Wage | $0.00 |
| Hours Per Week | 0 |
| Weeks Per Year | 0 |
| Estimated Daily Income | $0.00 |
| Estimated Weekly Income | $0.00 |
| Estimated Monthly Income | $0.00 |
| Estimated Yearly Income | $0.00 |
Understanding Your Yearly Income from Hourly Wages
What is Yearly Income from Hourly Wages?
Yearly income from hourly wages refers to the total amount of money an individual earns over a 12-month period based on an hourly pay rate. Unlike salaried positions where income is fixed, hourly earnings can fluctuate based on the number of hours worked, overtime, and any unpaid leave. This calculation is fundamental for budgeting, financial planning, and understanding one’s earning potential. It helps individuals visualize their annual financial standing and make informed decisions about their work schedule and career path. Understanding this metric is crucial for anyone paid by the hour, as it provides a clear picture of their total compensation over a full year, forming the basis for many financial goals and decisions.
This yearly income calculator hourly tool is designed to simplify this process. By inputting your hourly wage, the average hours you work per week, and the number of weeks you work per year, you can quickly estimate your gross annual earnings. This is a vital step for anyone looking to grasp their financial situation comprehensively. Many individuals find it challenging to convert their hourly pay into a meaningful annual figure, especially when considering variations in work schedules. This calculator bridges that gap, offering a straightforward way to achieve clarity. It’s a key component in financial literacy, empowering individuals to better manage their money and plan for the future. For many, this is the first step in understanding their true earning capacity and how it aligns with their financial aspirations.
Yearly Income from Hourly Wages Formula and Mathematical Explanation
The core of calculating your yearly income from an hourly wage is a straightforward multiplication process. The formula is designed to convert your per-hour earnings into a total annual figure by accounting for the time you spend working.
The Formula:
Yearly Income = Hourly Wage × Hours Worked Per Week × Weeks Worked Per Year
Let’s break down each component:
- Hourly Wage: This is the base rate you earn for each hour of work. It’s the starting point for all income calculations.
- Hours Worked Per Week: This represents the average number of hours you are employed and actively working during a standard week. For many, this is 40 hours, but it can vary significantly based on job type, employment status (full-time vs. part-time), and personal choices.
- Weeks Worked Per Year: This accounts for the total number of weeks you are employed and earning income throughout the year. Most full-time employees work around 50 weeks a year, allowing for approximately two weeks of unpaid leave or holidays. Part-time workers or those with seasonal employment might have fewer working weeks.
By multiplying these three figures together, you arrive at your gross yearly income. This figure represents your total earnings before any taxes, deductions, or other withholdings are applied. It’s the foundational number used for many financial planning purposes. For instance, understanding your gross yearly income is essential when applying for loans, calculating potential savings, or setting financial goals. This yearly income calculator hourly tool automates this calculation, providing instant results.
The calculator also provides intermediate values like estimated daily, weekly, and monthly income. These are derived as follows:
- Estimated Daily Income = Hourly Wage × Hours Worked Per Day (assuming 8 hours/day for simplicity, or Hours Worked Per Week / 5)
- Estimated Weekly Income = Hourly Wage × Hours Worked Per Week
- Estimated Monthly Income = Estimated Weekly Income × (Weeks Worked Per Year / 12)
These intermediate figures offer a more granular view of your earnings, making it easier to budget for shorter periods. This comprehensive approach ensures you have a clear understanding of your financial flow, from daily expenses to long-term savings goals. This detailed breakdown is why using a dedicated yearly income calculator hourly is so beneficial.
Practical Examples (Real-World Use Cases)
The yearly income calculator hourly is a versatile tool applicable to numerous real-world scenarios. Here are a few practical examples:
Example 1: Full-Time Retail Associate
Sarah works as a retail associate and earns $18.00 per hour. She typically works 35 hours per week and takes about 2 weeks of unpaid leave per year, meaning she works 50 weeks annually. Using the calculator:
- Hourly Wage: $18.00
- Hours Per Week: 35
- Weeks Per Year: 50
Her estimated yearly income would be $18.00 × 35 × 50 = $31,500. This figure helps Sarah understand her annual earning capacity for budgeting and saving for a down payment on a car.
Example 2: Part-Time Student Worker
David is a student working part-time as a barista. He earns $15.50 per hour and works an average of 20 hours per week. He works throughout the year, taking only a week off for holidays, so he works 51 weeks per year.
- Hourly Wage: $15.50
- Hours Per Week: 20
- Weeks Per Year: 51
His estimated yearly income is $15.50 × 20 × 51 = $15,810. This helps David manage his student expenses and understand how much he can allocate towards his tuition fees or personal savings.
Example 3: Freelance Gig Worker
Maria is a freelance graphic designer who charges $50 per hour for her services. She aims to work 25 hours per week and anticipates working 48 weeks in the year, allowing for extended breaks and project planning.
- Hourly Wage: $50.00
- Hours Per Week: 25
- Weeks Per Year: 48
Her estimated yearly income is $50.00 × 25 × 48 = $60,000. This projection is crucial for Maria to set her business goals, plan for taxes, and ensure consistent income flow throughout the year. This yearly income calculator hourly is invaluable for such projections.
These examples highlight how the calculator can be adapted to various employment situations, providing essential financial insights for individuals at different career stages. It’s a fundamental tool for anyone paid hourly, offering clarity and control over their financial future.
How to Use This Yearly Income Calculator Hourly
Using our yearly income calculator hourly is designed to be simple and intuitive. Follow these steps to get your estimated annual earnings:
- Enter Your Hourly Wage: In the first input field, type the amount you earn for each hour of work. Ensure you enter the gross wage before any deductions. For example, if you earn $22.75 per hour, enter ‘22.75’.
- Input Hours Worked Per Week: In the second field, enter the average number of hours you work in a typical week. If you consistently work 40 hours, enter ’40’. If it varies, use your best average estimate.
- Specify Weeks Worked Per Year: In the third field, enter the total number of weeks you expect to work throughout the year. Most full-time employees work around 50 weeks, accounting for holidays and vacation. Adjust this number based on your employment situation.
- Click ‘Calculate Income’: Once all fields are populated, click the ‘Calculate Income’ button. The calculator will instantly process your inputs.
Understanding the Results:
- Primary Result (Yearly Income): The largest number displayed is your estimated gross annual income.
- Intermediate Values: You’ll also see your estimated daily, weekly, and monthly income, providing a more detailed breakdown.
- Key Assumptions: The calculator will reiterate the hours per week and weeks per year you entered, serving as a reminder of the basis for the calculation.
- Table and Chart: A table and a chart offer a visual and structured representation of your income components and breakdown over time.
Additional Features:
- Reset Button: If you need to start over or clear the current entries, click the ‘Reset’ button. It will revert all fields to sensible default values.
- Copy Results Button: To easily share or save your calculated income figures, click the ‘Copy Results’ button. This will copy the main result, intermediate values, and key assumptions to your clipboard.
This straightforward process ensures that anyone, regardless of their technical expertise, can quickly determine their yearly income from hourly wages. It’s a powerful tool for financial awareness and planning.
Key Factors That Affect Yearly Income Results
While the core calculation for yearly income from hourly wages is simple, several real-world factors can significantly influence the actual amount you earn. Understanding these variables is crucial for accurate financial planning and setting realistic expectations.
- Overtime Pay: Many jobs offer overtime pay, typically at 1.5 times the regular hourly rate, for hours worked beyond a standard threshold (e.g., 40 hours per week). If you frequently work overtime, your actual yearly income will be higher than the estimate based solely on regular hours. This calculator uses the base hourly wage, so overtime earnings would need to be calculated separately and added.
- Bonuses and Commissions: Some hourly positions include performance-based bonuses or commission structures. These can substantially increase your total annual earnings beyond the base hourly calculation.
- Unpaid Leave and Absences: The ‘Weeks Worked Per Year’ input is an estimate. If you take more unpaid time off than anticipated due to illness, personal reasons, or extended holidays, your actual yearly income will be lower.
- Shift Differentials: Certain jobs offer higher pay rates for working less desirable shifts, such as night shifts or weekend shifts. These differentials can boost your average hourly earnings.
- Pay Rate Changes: Your hourly wage might increase over time due to raises, promotions, or cost-of-living adjustments. The calculator uses a static hourly wage; therefore, projected income assumes this rate remains constant.
- Work Schedule Variability: The ‘Hours Worked Per Week’ is often an average. If your work schedule fluctuates significantly week-to-week, your actual income may vary.
- Deductions and Taxes: The calculator provides gross income (before taxes and deductions). Your net income (take-home pay) will be considerably less after federal, state, and local taxes, as well as contributions to health insurance, retirement plans, etc.
Considering these factors can help you refine your income projections and create a more accurate financial plan. For a precise understanding of your take-home pay, it’s essential to factor in all potential deductions and variable income sources. This yearly income calculator hourly provides a solid baseline estimate.
Frequently Asked Questions (FAQ)
Gross yearly income is your total earnings before any taxes or deductions are taken out. Net yearly income, often called take-home pay, is the amount you actually receive after all mandatory deductions (like taxes, social security, Medicare) and voluntary deductions (like health insurance premiums, retirement contributions) are subtracted. This calculator estimates your gross yearly income.
The accuracy of the calculator depends entirely on the accuracy of the inputs you provide. If you enter precise figures for your hourly wage, hours per week, and weeks per year, the resulting yearly income will be a very close estimate of your gross earnings. However, it does not account for overtime, bonuses, commissions, or variable pay rates, which can affect your actual income.
No, this calculator is specifically designed for individuals paid on an hourly basis. Salaried employees have a fixed annual income regardless of the exact hours worked in a week (within reasonable limits). For salaried income, you would typically already know your annual figure.
If your hours fluctuate significantly, it’s best to calculate your yearly income using an average of your hours worked over a recent period (e.g., the last 3-6 months). Alternatively, you can run the calculation multiple times with different ‘hours per week’ figures to see a range of potential annual incomes.
No, this calculator estimates your gross yearly income before any taxes or deductions are applied. To determine your net income (take-home pay), you would need to subtract estimated taxes and other payroll deductions from the calculated gross yearly income.
Related Tools and Internal Resources
var hourlyWageInput = document.getElementById(‘hourlyWage’);
var hoursPerWeekInput = document.getElementById(‘hoursPerWeek’);
var weeksPerYearInput = document.getElementById(‘weeksPerYear’);
var yearlyIncomeResultDiv = document.getElementById(‘yearlyIncomeResult’);
var dailyIncomeSpan = document.getElementById(‘dailyIncome’).querySelector(‘span’);
var weeklyIncomeSpan = document.getElementById(‘weeklyIncome’).querySelector(‘span’);
var monthlyIncomeSpan = document.getElementById(‘monthlyIncome’).querySelector(‘span’);
var assumedHoursPerWeekSpan = document.getElementById(‘assumedHoursPerWeek’).querySelector(‘span’);
var assumedWeeksPerYearSpan = document.getElementById(‘assumedWeeksPerYear’).querySelector(‘span’);
var resultsDiv = document.getElementById(‘results’);
var noResultsDiv = document.getElementById(‘noResults’);
var incomeChartCanvas = document.getElementById(‘incomeChart’);
var incomeChartInstance = null;
var tableHourlyWage = document.getElementById(‘tableHourlyWage’);
var tableHoursPerWeek = document.getElementById(‘tableHoursPerWeek’);
var tableWeeksPerYear = document.getElementById(‘tableWeeksPerYear’);
var tableDailyIncome = document.getElementById(‘tableDailyIncome’);
var tableWeeklyIncome = document.getElementById(‘tableWeeklyIncome’);
var tableMonthlyIncome = document.getElementById(‘tableMonthlyIncome’);
var tableYearlyIncome = document.getElementById(‘tableYearlyIncome’);
var hourlyWageError = document.getElementById(‘hourlyWageError’);
var hoursPerWeekError = document.getElementById(‘hoursPerWeekError’);
var weeksPerYearError = document.getElementById(‘weeksPerYearError’);
var defaultHourlyWage = 25.00;
var defaultHoursPerWeek = 40;
var defaultWeeksPerYear = 50;
function formatCurrency(amount) {
return “$” + amount.toFixed(2).replace(/\d(?=(\d{3})+\.)/g, ‘$&,’);
}
function formatNumber(amount) {
return amount.toFixed(2);
}
function validateInput(value, errorElement, min, max) {
if (value === “”) {
errorElement.textContent = “This field cannot be empty.”;
return false;
}
var numValue = parseFloat(value);
if (isNaN(numValue)) {
errorElement.textContent = “Please enter a valid number.”;
return false;
}
if (min !== undefined && numValue max) {
errorElement.textContent = “Value is too high.”;
return false;
}
errorElement.textContent = “”;
return true;
}
function calculateIncome() {
var hourlyWage = parseFloat(hourlyWageInput.value);
var hoursPerWeek = parseFloat(hoursPerWeekInput.value);
var weeksPerYear = parseFloat(weeksPerYearInput.value);
var isValidHourlyWage = validateInput(hourlyWageInput.value, hourlyWageError, 0);
var isValidHoursPerWeek = validateInput(hoursPerWeekInput.value, hoursPerWeekError, 0);
var isValidWeeksPerYear = validateInput(weeksPerYearInput.value, weeksPerYearError, 0, 52); // Max 52 weeks
if (!isValidHourlyWage || !isValidHoursPerWeek || !isValidWeeksPerYear) {
resultsDiv.style.display = ‘none’;
noResultsDiv.style.display = ‘block’;
noResultsDiv.textContent = “Please correct the errors above.”;
return;
}
var dailyHours = hoursPerWeek / 5; // Assuming 5 working days per week for daily estimate
var dailyIncome = hourlyWage * dailyHours;
var weeklyIncome = hourlyWage * hoursPerWeek;
var monthlyIncome = weeklyIncome * (weeksPerYear / 12);
var yearlyIncome = weeklyIncome * weeksPerYear;
yearlyIncomeResultDiv.textContent = formatCurrency(yearlyIncome);
dailyIncomeSpan.textContent = formatCurrency(dailyIncome);
weeklyIncomeSpan.textContent = formatCurrency(weeklyIncome);
monthlyIncomeSpan.textContent = formatCurrency(monthlyIncome);
assumedHoursPerWeekSpan.textContent = formatNumber(hoursPerWeek);
assumedWeeksPerYearSpan.textContent = formatNumber(weeksPerYear);
resultsDiv.style.display = ‘block’;
noResultsDiv.style.display = ‘none’;
updateTable(hourlyWage, hoursPerWeek, weeksPerYear, dailyIncome, weeklyIncome, monthlyIncome, yearlyIncome);
updateChart(hourlyWage, hoursPerWeek, weeksPerYear, yearlyIncome);
}
function resetCalculator() {
hourlyWageInput.value = defaultHourlyWage;
hoursPerWeekInput.value = defaultHoursPerWeek;
weeksPerYearInput.value = defaultWeeksPerYear;
hourlyWageError.textContent = “”;
hoursPerWeekError.textContent = “”;
weeksPerYearError.textContent = “”;
calculateIncome(); // Recalculate with defaults
}
function copyResults() {
var hourlyWage = parseFloat(hourlyWageInput.value);
var hoursPerWeek = parseFloat(hoursPerWeekInput.value);
var weeksPerYear = parseFloat(weeksPerYearInput.value);
var weeklyIncome = hourlyWage * hoursPerWeek;
var yearlyIncome = weeklyIncome * weeksPerYear;
var dailyIncome = hourlyWage * (hoursPerWeek / 5);
var monthlyIncome = weeklyIncome * (weeksPerYear / 12);
var textToCopy = “Yearly Income Calculation:\n\n”;
textToCopy += “Hourly Wage: ” + formatCurrency(hourlyWage) + “\n”;
textToCopy += “Hours Per Week: ” + formatNumber(hoursPerWeek) + “\n”;
textToCopy += “Weeks Per Year: ” + formatNumber(weeksPerYear) + “\n\n”;
textToCopy += “— Results —\n”;
textToCopy += “Estimated Daily Income: ” + formatCurrency(dailyIncome) + “\n”;
textToCopy += “Estimated Weekly Income: ” + formatCurrency(weeklyIncome) + “\n”;
textToCopy += “Estimated Monthly Income: ” + formatCurrency(monthlyIncome) + “\n”;
textToCopy += “Estimated Yearly Income: ” + formatCurrency(yearlyIncome) + “\n\n”;
textToCopy += “Key Assumptions:\n”;
textToCopy += “Hours Per Week Used: ” + formatNumber(hoursPerWeek) + “\n”;
textToCopy += “Weeks Per Year Used: ” + formatNumber(weeksPerYear) + “\n”;
navigator.clipboard.writeText(textToCopy).then(function() {
alert(‘Results copied to clipboard!’);
}).catch(function(err) {
console.error(‘Failed to copy: ‘, err);
alert(‘Failed to copy results. Please copy manually.’);
});
}
function updateTable(hourlyWage, hoursPerWeek, weeksPerYear, dailyIncome, weeklyIncome, monthlyIncome, yearlyIncome) {
tableHourlyWage.textContent = formatCurrency(hourlyWage);
tableHoursPerWeek.textContent = formatNumber(hoursPerWeek);
tableWeeksPerYear.textContent = formatNumber(weeksPerYear);
tableDailyIncome.textContent = formatCurrency(dailyIncome);
tableWeeklyIncome.textContent = formatCurrency(weeklyIncome);
tableMonthlyIncome.textContent = formatCurrency(monthlyIncome);
tableYearlyIncome.textContent = formatCurrency(yearlyIncome);
}
function updateChart(hourlyWage, hoursPerWeek, weeksPerYear, yearlyIncome) {
var ctx = incomeChartCanvas.getContext(‘2d’);
// Destroy previous chart instance if it exists
if (incomeChartInstance) {
incomeChartInstance.destroy();
}
var weeklyIncome = hourlyWage * hoursPerWeek;
var monthlyIncome = weeklyIncome * (weeksPerYear / 12);
var dailyIncome = hourlyWage * (hoursPerWeek / 5); // Simplified daily
var labels = [‘Daily’, ‘Weekly’, ‘Monthly’, ‘Yearly’];
var dataValues = [dailyIncome, weeklyIncome, monthlyIncome, yearlyIncome];
incomeChartInstance = new Chart(ctx, {
type: ‘bar’,
data: {
labels: labels,
datasets: [{
label: ‘Income Amount’,
data: dataValues,
backgroundColor: [
‘rgba(0, 74, 153, 0.6)’,
‘rgba(0, 74, 153, 0.6)’,
‘rgba(0, 74, 153, 0.6)’,
‘rgba(0, 74, 153, 0.8)’ // Highlight yearly
],
borderColor: [
‘rgba(0, 74, 153, 1)’,
‘rgba(0, 74, 153, 1)’,
‘rgba(0, 74, 153, 1)’,
‘rgba(0, 74, 153, 1)’
],
borderWidth: 1
}]
},
options: {
responsive: true,
maintainAspectRatio: false,
scales: {
y: {
beginAtZero: true,
ticks: {
callback: function(value) {
if (value >= 1000) {
return ‘$’ + value.toString().replace(/\B(?=(\d{3})+(?!\d))/g, “,”);
}
return ‘$’ + value;
}
}
}
},
plugins: {
legend: {
display: false // Legend is implicit with bar labels
},
title: {
display: true,
text: ‘Income Breakdown by Period’
}
}
}
});
}
// Initial calculation on page load
document.addEventListener(‘DOMContentLoaded’, function() {
resetCalculator(); // Set defaults and calculate
});
// Add event listeners for real-time updates
hourlyWageInput.addEventListener(‘input’, calculateIncome);
hoursPerWeekInput.addEventListener(‘input’, calculateIncome);
weeksPerYearInput.addEventListener(‘input’, calculateIncome);
// Chart.js library is required for this chart.
// Since external libraries are not allowed, this is a placeholder.
// A pure SVG or Canvas implementation would be needed here.
// For demonstration, assuming Chart.js is available or a custom implementation is used.
// If Chart.js is not available, the chart will not render.
// A basic pure JS canvas implementation would involve drawing rectangles manually.
// Placeholder for a pure Canvas implementation if Chart.js is not allowed.
// This would require significant manual drawing logic.
// Example:
/*
function drawPureCanvasChart(ctx, data, maxVal) {
ctx.clearRect(0, 0, ctx.canvas.width, ctx.canvas.height);
var barWidth = (ctx.canvas.width * 0.8) / data.length;
var padding = ctx.canvas.width * 0.1;
var chartHeight = ctx.canvas.height * 0.8;
var yAxisScale = maxVal > 0 ? chartHeight / maxVal : 1;
ctx.fillStyle = ‘#333′;
ctx.font = ’12px Arial’;
ctx.textAlign = ‘center’;
data.forEach((value, index) => {
var barHeight = value * yAxisScale;
var x = padding + index * (barWidth + padding / data.length);
var y = ctx.canvas.height – barHeight – 20; // 20px for labels
ctx.fillStyle = ‘rgba(0, 74, 153, 0.6)’;
ctx.fillRect(x, y, barWidth, barHeight);
ctx.fillStyle = ‘#333′;
ctx.fillText(labels[index], x + barWidth / 2, ctx.canvas.height – 5); // Label below bar
ctx.fillText(formatCurrency(value), x + barWidth / 2, y – 5); // Value above bar
});
}
// Call drawPureCanvasChart instead of Chart.js instance
*/
// For now, we’ll assume a Chart.js-like structure is intended or a placeholder.
// If Chart.js is truly disallowed, the `updateChart` function needs a complete rewrite using Canvas API.
// Given the constraints, I’ll leave the Chart.js structure but note it requires the library.
// If no external libraries are allowed, the chart part needs a full manual Canvas implementation.
// Let’s assume for this context that a basic Chart.js setup is acceptable for demonstration,
// or that the user will provide Chart.js. If not, the chart will fail.
// A truly compliant solution without external libs would be much more complex.
// To make it work without Chart.js, we’d need to manually draw on canvas.
// This is a simplified placeholder for the manual canvas drawing.
// It’s not a full implementation but shows the intent.
function drawManualCanvasChart(ctx, data, labels) {
ctx.clearRect(0, 0, ctx.canvas.width, ctx.canvas.height);
var canvasWidth = ctx.canvas.width;
var canvasHeight = ctx.canvas.height;
var barCount = data.length;
var maxDataValue = Math.max(…data);
var barWidth = (canvasWidth * 0.7) / barCount; // 70% of canvas width for bars
var gapWidth = (canvasWidth * 0.3) / (barCount + 1); // Remaining space for gaps
var chartAreaHeight = canvasHeight * 0.8; // 80% of canvas height for chart area
var scale = maxDataValue > 0 ? chartAreaHeight / maxDataValue : 1;
ctx.font = ’12px Arial’;
ctx.fillStyle = ‘#333’;
ctx.textAlign = ‘center’;
// Draw bars
data.forEach((value, index) => {
var barHeight = value * scale;
var x = gapWidth + index * (barWidth + gapWidth);
var y = canvasHeight – 20 – barHeight; // 20px for bottom labels
ctx.fillStyle = ‘rgba(0, 74, 153, 0.6)’;
ctx.fillRect(x, y, barWidth, barHeight);
// Draw value label above bar
ctx.fillStyle = ‘#004a99’;
ctx.fillText(formatCurrency(value), x + barWidth / 2, y – 5);
});
// Draw labels below bars
labels.forEach((label, index) => {
var x = gapWidth + index * (barWidth + gapWidth) + barWidth / 2;
ctx.fillStyle = ‘#333’;
ctx.fillText(label, x, canvasHeight – 5);
});
// Draw Y-axis scale (simplified)
ctx.fillStyle = ‘#666’;
ctx.textAlign = ‘right’;
ctx.fillText(formatCurrency(maxDataValue), 40, canvasHeight – chartAreaHeight – 20);
ctx.fillText(formatCurrency(maxDataValue / 2), 40, canvasHeight – chartAreaHeight / 2 – 20);
ctx.fillText(‘$0’, 40, canvasHeight – 20);
}
// Replace the Chart.js call with the manual canvas drawing
function updateChart(hourlyWage, hoursPerWeek, weeksPerYear, yearlyIncome) {
var ctx = incomeChartCanvas.getContext(‘2d’);
var weeklyIncome = hourlyWage * hoursPerWeek;
var monthlyIncome = weeklyIncome * (weeksPerYear / 12);
var dailyIncome = hourlyWage * (hoursPerWeek / 5); // Simplified daily
var labels = [‘Daily’, ‘Weekly’, ‘Monthly’, ‘Yearly’];
var dataValues = [dailyIncome, weeklyIncome, monthlyIncome, yearlyIncome];
// Ensure canvas has dimensions before drawing
if (incomeChartCanvas.width === 0 || incomeChartCanvas.height === 0) {
// Set default dimensions if not set by CSS or browser
incomeChartCanvas.width = 600;
incomeChartCanvas.height = 300;
}
drawManualCanvasChart(ctx, dataValues, labels);
}
// Initial calculation on page load
document.addEventListener(‘DOMContentLoaded’, function() {
resetCalculator(); // Set defaults and calculate
});
// Add event listeners for real-time updates
hourlyWageInput.addEventListener(‘input’, calculateIncome);
hoursPerWeekInput.addEventListener(‘input’, calculateIncome);
weeksPerYearInput.addEventListener(‘input’, calculateIncome);