<html>

    <head>

        <meta charset="utf-8">

        <meta http-equiv="X-UA-Compatible" content="IE=edge">

        <meta name="viewport" content="width=device-width,initial-scale=1">



        <title>Image Editor</title>

        <meta name="description" content="Image Editor App - Edit and modify your images with magical pen, color, and negative effects.">

        <meta name="keywords" content="image editor, photo editor, image effects, pen tool, color effects, negative effects">



        <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>

        <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet"

                integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">

        <link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">

        <link href="https://fonts.googleapis.com/css?family=Quicksand:400,700&display=swap" rel="stylesheet">



        <script type="text/javascript">

            try {

                // App Javascript Goes Here. Place your entire script content inside the try block for error handling.

                document.addEventListener("DOMContentLoaded", function() {

                    // Get the image input element

                    const imageInput = document.getElementById("image-input");

                    

                    // Add event listener to handle image upload

                    imageInput.addEventListener("change", function() {

                        // Get the uploaded image file

                        const imageFile = imageInput.files[0];

                        

                        // Create a FileReader object to read the image file

                        const reader = new FileReader();

                        

                        // Set the callback function for when the FileReader has finished reading the image

                        reader.onload = function(event) {

                            // Get the image data URL

                            const imageDataUrl = event.target.result;

                            

                            // Create an image element to display the uploaded image

                            const imageElement = document.createElement("img");

                            imageElement.src = imageDataUrl;

                            

                            // Append the image element to the main container

                            const mainContainer = document.getElementById("main-container");

                            mainContainer.appendChild(imageElement);

                        };

                        

                        // Read the image file as data URL

                        reader.readAsDataURL(imageFile);

                    });

                    

                    // Get the magic pen button

                    const magicPenButton = document.getElementById("magic-pen-button");

                    

                    // Add event listener to handle magic pen effect

                    magicPenButton.addEventListener("click", function() {

                        // Get the uploaded image element

                        const imageElement = document.querySelector("#main-container img");

                        

                        // Apply magic pen effect

                        imageElement.style.filter = "saturate(8) brightness(0.5)";

                    });

                    

                    // Get the color effect button

                    const colorEffectButton = document.getElementById("color-effect-button");

                    

                    // Add event listener to handle color effect

                    colorEffectButton.addEventListener("click", function() {

                        // Get the uploaded image element

                        const imageElement = document.querySelector("#main-container img");

                        

                        // Apply color effect

                        imageElement.style.filter = "sepia(1) hue-rotate(180deg)";

                    });

                    

                    // Get the negative effect button

                    const negativeEffectButton = document.getElementById("negative-effect-button");

                    

                    // Add event listener to handle negative effect

                    negativeEffectButton.addEventListener("click", function() {

                        // Get the uploaded image element

                        const imageElement = document.querySelector("#main-container img");

                        

                        // Apply negative effect

                        imageElement.style.filter = "invert(1)";

                    });

                });



            } catch (error) {

                 // This will throw the error to the parent window.

                throw error;

            }

        </script>

        

        <style>

            body {

                font-family: 'Quicksand', sans-serif;

                background-color: #f8f9fa;

            }

            

            .container {

                max-width: 600px;

                margin: 0 auto;

                text-align: center;

            }

            

            h1 {

                margin-top: 40px;

                margin-bottom: 20px;

                font-size: 28px;

                font-weight: 700;

                color: #333;

            }

            

            .upload-container {

                margin-bottom: 20px;

            }

            

            .upload-container label {

                display: inline-block;

                padding: 10px 20px;

                background-color: #007bff;

                color: #fff;

                border-radius: 5px;

                cursor: pointer;

            }

            

            .upload-container input[type="file"] {

                display: none;

            }

            

            .effect-buttons {

                margin-top: 20px;

            }

            

            .effect-buttons button {

                display: inline-block;

                margin-right: 10px;

                padding: 10px 20px;

                background-color: #28a745;

                color: #fff;

                border-radius: 5px;

                cursor: pointer;

            }

            

            .image-container {

                margin-top: 40px;

            }

        </style>

    </head>

    <body>

        <div id="main-container" class="container">

            <h1>Image Editor</h1>

            

            <div class="upload-container">

                <label for="image-input">Upload Image</label>

                <input type="file" id="image-input" accept="image/*">

            </div>

            

            <div class="effect-buttons">

                <button id="magic-pen-button">Magic Pen</button>

                <button id="color-effect-button">Color Effect</button>

                <button id="negative-effect-button">Negative Effect</button>

            </div>

            

            <div class="image-container">

                <!-- Uploaded image will be displayed here -->

            </div>

        </div>

    </body>

</html>