{"id":8310646,"date":"2025-09-11T10:06:02","date_gmt":"2025-09-11T07:06:02","guid":{"rendered":"https:\/\/elementor.com\/tools\/?p=8310646"},"modified":"2025-09-11T10:19:04","modified_gmt":"2025-09-11T07:19:04","slug":"dpi-to-ppi-converter","status":"publish","type":"post","link":"https:\/\/elementor.com\/tools\/dpi-to-ppi-converter\/","title":{"rendered":"DPI to PPI Converter"},"content":{"rendered":"\t\t<div data-elementor-type=\"container\" data-elementor-id=\"8310644\" class=\"elementor elementor-8310644\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t<div class=\"elementor-element elementor-element-23691a2c e-flex e-con-boxed e-con e-parent\" data-id=\"23691a2c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-37c3711c elementor-widget elementor-widget-html\" data-id=\"37c3711c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<style>\r\n    \/* --- Core App Layout --- *\/\r\n    .dpi-ppi-converter-app {\r\n        width: 100%;\r\n        max-width: 700px; \/* Adjusted for a single-column tool *\/\r\n        margin: 0 auto;\r\n        padding: 60px 15px 0;\r\n        background: transparent;\r\n        font-family: 'DM Sans', sans-serif;\r\n    }\r\n\r\n    .main-content {\r\n        display: flex;\r\n        justify-content: center;\r\n        align-items: flex-start;\r\n        position: relative;\r\n    }\r\n\r\n    \/* --- The Converter Section --- *\/\r\n    .converter-section {\r\n        width: 100%;\r\n        background: white;\r\n        border-radius: 8px;\r\n        overflow: hidden;\r\n        border: 1.5px solid #EBEBEB;\r\n        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);\r\n    }\r\n\r\n    .section-header {\r\n        background-color: #05047E;\r\n        color: white;\r\n        padding: 16px 24px;\r\n        font-weight: 500;\r\n        font-size: 1.25rem;\r\n    }\r\n\r\n    \/* --- Form & Input Styling --- *\/\r\n    .converter-body {\r\n        padding: 24px;\r\n        display: flex;\r\n        flex-direction: column;\r\n        gap: 20px;\r\n    }\r\n\r\n    .form-group {\r\n        display: flex;\r\n        flex-direction: column;\r\n        gap: 8px;\r\n    }\r\n\r\n    .form-group label {\r\n        font-weight: 500;\r\n        font-size: 1rem;\r\n        color: #333;\r\n    }\r\n\r\n    .form-group input {\r\n        width: 100%;\r\n        padding: 12px;\r\n        border: 1.5px solid #EBEBEB;\r\n        border-radius: 4px;\r\n        font-size: 1rem;\r\n        font-family: 'Courier New', monospace;\r\n        background-color: #fdfdfd;\r\n        box-sizing: border-box; \/* Ensures padding doesn't affect width *\/\r\n        transition: border-color 0.2s, box-shadow 0.2s;\r\n    }\r\n    \r\n    .form-group input:focus {\r\n        outline: none;\r\n        border-color: #05047E;\r\n        box-shadow: 0 0 0 3px rgba(5, 4, 126, 0.1);\r\n    }\r\n\r\n    \/* --- Button Styling (Adapted from your code) --- *\/\r\n    .format-btn-container {\r\n        display: flex;\r\n        flex-direction: column;\r\n        align-items: center;\r\n        gap: 12px;\r\n        margin-top: 16px;\r\n    }\r\n\r\n    .format-btn {\r\n        background-color: #000;\r\n        color: white;\r\n        border: none;\r\n        padding: 12px 20px;\r\n        cursor: pointer;\r\n        font-size: 1.125rem;\r\n        font-weight: 500;\r\n        transition: background-color 0.2s;\r\n        width: 100%;\r\n        max-width: 300px;\r\n        text-align: center;\r\n        border-radius: 4px;\r\n    }\r\n\r\n    .format-btn:is(:hover, :focus, :focus-visible) {\r\n        background-color: #545454;\r\n    }\r\n\r\n    .reset-btn {\r\n        background: none;\r\n        border: none;\r\n        color: black;\r\n        text-decoration: underline;\r\n        font-size: 1rem;\r\n        cursor: pointer;\r\n        padding: 0;\r\n        transition: color 0.2s;\r\n    }\r\n\r\n    .reset-btn:is(:hover, :focus, :focus-visible) {\r\n        background: none;\r\n        color: #545454;\r\n        text-decoration: underline;\r\n    }\r\n\r\n    \/* --- Result Display --- *\/\r\n    .result-container {\r\n        margin-top: 16px;\r\n        padding: 20px;\r\n        background-color: #f7f7f9;\r\n        border-top: 1.5px solid #EBEBEB;\r\n        text-align: center;\r\n        font-size: 1.1rem;\r\n        color: #545454;\r\n        min-height: 70px;\r\n        display: flex;\r\n        align-items: center;\r\n        justify-content: center;\r\n        transition: background-color 0.3s;\r\n    }\r\n\r\n    .result-container.error {\r\n        color: #cf2e2e; \/* Using a color from your :root variables *\/\r\n        font-weight: 500;\r\n    }\r\n    \r\n    .result-value {\r\n        font-weight: 700;\r\n        font-size: 1.75rem;\r\n        color: #05047E;\r\n        display: block;\r\n        margin-top: 4px;\r\n    }\r\n\r\n    \/* --- Responsive Design --- *\/\r\n    @media (max-width: 768px) {\r\n        .dpi-ppi-converter-app {\r\n            padding-top: 30px;\r\n        }\r\n        .section-header h2 {\r\n            font-size: 1.1rem;\r\n        }\r\n        .converter-body {\r\n            padding: 20px;\r\n        }\r\n    }\r\n<\/style>\r\n\r\n<div class=\"dpi-ppi-converter-app\">\r\n    <div class=\"main-content\">\r\n        <div class=\"converter-section\">\r\n            <div class=\"section-header\">\r\n                <h2>Screen PPI Calculator<\/h2>\r\n            <\/div>\r\n            <div class=\"converter-body\">\r\n                <div class=\"form-group\">\r\n                    <label for=\"widthPixels\">Horizontal Resolution (in pixels)<\/label>\r\n                    <input type=\"number\" id=\"widthPixels\" placeholder=\"e.g., 1920\" min=\"1\">\r\n                <\/div>\r\n                <div class=\"form-group\">\r\n                    <label for=\"heightPixels\">Vertical Resolution (in pixels)<\/label>\r\n                    <input type=\"number\" id=\"heightPixels\" placeholder=\"e.g., 1080\" min=\"1\">\r\n                <\/div>\r\n                <div class=\"form-group\">\r\n                    <label for=\"diagonalInches\">Diagonal Size (in inches)<\/label>\r\n                    <input type=\"number\" id=\"diagonalInches\" placeholder=\"e.g., 24\" min=\"0.1\" step=\"0.1\">\r\n                <\/div>\r\n\r\n                <div class=\"format-btn-container\">\r\n                    <button id=\"convertBtn\" class=\"format-btn\">Calculate PPI<\/button>\r\n                    <button id=\"resetBtn\" class=\"reset-btn\">Reset<\/button>\r\n                <\/div>\r\n            <\/div>\r\n            <div id=\"resultContainer\" class=\"result-container\">\r\n                <span>Enter your screen's details to calculate its PPI.<\/span>\r\n            <\/div>\r\n        <\/div>\r\n    <\/div>\r\n<\/div>\r\n\r\n<script>\r\n    (function() {\r\n        \/\/ Wait for the DOM to be fully loaded before running the script\r\n        document.addEventListener('DOMContentLoaded', function() {\r\n\r\n            \/\/ Get references to all the necessary DOM elements\r\n            const widthInput = document.getElementById('widthPixels');\r\n            const heightInput = document.getElementById('heightPixels');\r\n            const diagonalInput = document.getElementById('diagonalInches');\r\n            const convertBtn = document.getElementById('convertBtn');\r\n            const resetBtn = document.getElementById('resetBtn');\r\n            const resultContainer = document.getElementById('resultContainer');\r\n            \r\n            const initialResultText = 'Enter your screen\\'s details to calculate its PPI.';\r\n\r\n            \/**\r\n             * Calculates the Pixels Per Inch (PPI) based on user input.\r\n             *\/\r\n            function calculatePPI() {\r\n                \/\/ Get values and parse them as floating point numbers\r\n                const width = parseFloat(widthInput.value);\r\n                const height = parseFloat(heightInput.value);\r\n                const diagonal = parseFloat(diagonalInput.value);\r\n\r\n                \/\/ Validate the inputs\r\n                if (isNaN(width) || isNaN(height) || isNaN(diagonal) || width <= 0 || height <= 0 || diagonal <= 0) {\r\n                    resultContainer.innerHTML = '<span>Please enter valid, positive numbers in all fields.<\/span>';\r\n                    resultContainer.classList.add('error');\r\n                    return;\r\n                }\r\n                \r\n                resultContainer.classList.remove('error');\r\n\r\n                \/\/ Core PPI calculation: \u221a(width\u00b2 + height\u00b2) \/ diagonal\r\n                const diagonalInPixels = Math.sqrt(Math.pow(width, 2) + Math.pow(height, 2));\r\n                const ppi = diagonalInPixels \/ diagonal;\r\n\r\n                \/\/ Display the result, formatted to two decimal places\r\n                resultContainer.innerHTML = `\r\n                    <span>Your screen has a pixel density of:<\/span>\r\n                    <span class=\"result-value\">${ppi.toFixed(2)} PPI<\/span>\r\n                `;\r\n            }\r\n\r\n            \/**\r\n             * Resets the calculator to its initial state.\r\n             *\/\r\n            function resetCalculator() {\r\n                widthInput.value = '';\r\n                heightInput.value = '';\r\n                diagonalInput.value = '';\r\n                resultContainer.innerHTML = `<span>${initialResultText}<\/span>`;\r\n                resultContainer.classList.remove('error');\r\n            }\r\n            \r\n            \/**\r\n             * Clears the result when a user starts typing again.\r\n             *\/\r\n            function clearResultOnChange() {\r\n                if (resultContainer.innerHTML !== `<span>${initialResultText}<\/span>`) {\r\n                    resultContainer.innerHTML = `<span>${initialResultText}<\/span>`;\r\n                    resultContainer.classList.remove('error');\r\n                }\r\n            }\r\n\r\n            \/\/ --- Attach Event Listeners ---\r\n\r\n            \/\/ Calculate PPI when the button is clicked\r\n            convertBtn.addEventListener('click', calculatePPI);\r\n\r\n            \/\/ Reset the form when the reset button is clicked\r\n            resetBtn.addEventListener('click', resetCalculator);\r\n            \r\n            \/\/ Add listeners to input fields to clear old results upon new input\r\n            widthInput.addEventListener('input', clearResultOnChange);\r\n            heightInput.addEventListener('input', clearResultOnChange);\r\n            diagonalInput.addEventListener('input', clearResultOnChange);\r\n        });\r\n    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