pixel-picture-data/index.html at main · Sioneo/pixel-picture-data · GitHub

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<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <title>Pixel Picture Data</title>
    <style>
body {
    background-color: #333333;
    color: #f6f6f6;
    word-wrap: break-word;
    font-family: Avenir, Helvetica, sans-serif;
}
.container {
    width: 95%;
    height: auto;
    margin: 7px auto;
    background-color: rgba(100, 100, 100, 0.5);
    padding: 4px;
}
h3 {
    margin: 5px;
}
h4 {
    margin: 5px;
}
.author {
    text-align: center;
    margin: 2px auto;
    color: #aeaeae;
}
a {
   color: skyblue;
}
button {
    border: none;
    background-color: rgba(110, 110, 110, 1.0);
    color: #f6f6f6;
    padding: 2px 7px 2px 7px;
    font-size: 13px;
}
.line {
    width: auto;
    margin: auto auto auto 2%;
}
    </style>
</head>
<body>
  <a href="chinese.html">简体中文</a>
    <a href="t-chinese.html">繁體中文</a>
    <a href="japanese.html">日本語</a>
    <a href="french.html">Français</a>
    <a href="german.html">Deutsch</a>

    <div class="container">
        <h3>Upload Image File</h3>
        <div class="container">
            <input type="file" id="input" name="image" accept=".jpg,.jpeg,.png,.PNG,.JPG,.JPEG">
            <button id="loadButton">Load</button>
            <div id="submitNotification"></div>
        </div>
    </div>

    <div class="container">
        <h3>Image</h3>

        <div class="line">
            <div>Zoom</div>
            <input style="width: 100px;" type="number" id="zoomScale" min="0" max="10" value=1 placeholder="0~10">
            <button id="submitButton">Apply</button>
        </div>

        <div><br><br></div>
        <div id="fileInfo" style="width = auto; margin: auto auto auto 2%;"></div>
        <div class="line">Preview:</div>
        <canvas style="margin: auto auto auto 2%;" id="imagePreview"></canvas>
    </div>

    <div class="container">
        <h3>Data</h3>
        <button style="margin: auto 2px auto 2%;" id="startButton">Generate Data</button>
        <button style="margin: auto auto auto 2px;" id="copyButton">Copy</button>
        <div class="container">
            <div>Preview:</div>
            <div id="dataPreview" style="font-family: monospace, Courier, sans-serif;">-</div>
        </div>
    </div>

    <div class="author">Made by <a href="https://b23.tv/eWskduP">Sioneo</a>(Bilibili)/<a href="https://forum.theotown.com/memberlist.php?mode=viewprofile&u=227382">dnswodn</a>(Forum)</div>

    <script>
const imageInput = document.getElementById("input");
const fileInfo = document.getElementById("fileInfo");
const dataPreview = document.getElementById("dataPreview");
const submitButton = document.getElementById("submitButton");
const submitNotification = document.getElementById("submitNotification");
const imagePreviewCanvas = document.getElementById("imagePreview");
const copyButton = document.getElementById("copyButton");
const image = new Image();

let zoomScale = document.getElementById("zoomScale").value;
let hasLoadedImage;
let imagePreviewCanvasCtx;
let dataOutput = "";

// 绘制图片
function drawImageCanvas(){
    imagePreviewCanvas.width = image.width * zoomScale;
    imagePreviewCanvas.height = image.height * zoomScale;
    imagePreviewCanvasCtx = imagePreviewCanvas.getContext("2d");
    imagePreviewCanvasCtx.drawImage(image, 0, 0, imagePreviewCanvas.width, imagePreviewCanvas.height);

    fileInfo.textContent = "Image Size:" + imagePreviewCanvas.width.toString() + "*" + imagePreviewCanvas.height.toString();
}

// 复制按钮监听器
copyButton.addEventListener("click", async () => {
    const text = dataPreview.textContent;
    try{
        await navigator.clipboard.writeText(text);
        dataPreview.textContent = "Successfully Copy";
    }
    catch(err){
        dataPreview.textContent = "Copy Failed";
    }

    function changeTextBack(){
        dataPreview.textContent = text;
    }
    setTimeout(changeTextBack, 2500);

});

// 添加开始生成按钮监听器
startButton.addEventListener("click", function(){
    if (!hasLoadedImage){
        dataPreview.textContent = "Please upload an image file first.";
    }
    else{
        dataPreview.textContent = "Generating…";
        dataOutput = "data = {"; // 开始
        for (let y = 0; y < imagePreviewCanvas.height; y++){
            if (y != 0){
                dataOutput += ",";
            }
            dataOutput += "{"; // 本行开始
            for (let x = 0; x < imagePreviewCanvas.width; x++){
                let pixelSource = imagePreviewCanvasCtx.getImageData(x, y, 1, 1);
                let pixelData = pixelSource.data;
                let red = pixelData[0];
                let green = pixelData[1];
                let blue = pixelData[2];
                let alpha = pixelData[3];

                if (x != 0 && x != imagePreviewCanvas.width){
                    dataOutput += ",";
                }

                let pixelColor;
                // 如果不为完全透明则输出RGB值
                if (alpha > 0){
                    pixelColor = "{" + red + "," + green + "," + blue + "}";
                }
                // 否则输出0表示透明
                else{
                    pixelColor = "0";
                }
                dataOutput += pixelColor;
            }

            dataOutput += "}"; // 本行结束
        }
        dataOutput += "}"; // 结束
        dataPreview.textContent = dataOutput;
    }
});

// 添加确定缩放倍率按钮监听器
submitButton.addEventListener("click", function(){
    zoomScale = document.getElementById("zoomScale").value;
    drawImageCanvas(); // 刷新图片

    dataOutput = ""; // 清空数据
    dataPreview.textContent = dataOutput;
});

// 添加导入按钮按下监听器
loadButton.addEventListener("click", function(){
    const file = imageInput.files[0];
    if (file == null){
        submitNotification.textContent = "Please upload an image file first.";
    }
    else{
        submitNotification.textContent = "Success";
        hasLoadedImage = true;

        image.onload = function(){
            fileInfo.textContent = "Addressing……";
            drawImageCanvas();
        }
        image.oneerror = function(){
            fileInfo.textContent = "ERROR";
        }

        // 添加文件阅读器
        const reader = new FileReader();
        reader.onload = function(e) {
            image.src = e.target.result;
        };
        reader.readAsDataURL(file);

        function changeTextBack(){
            submitNotification.textContent = "";
        }
        setTimeout(changeTextBack, 2500);
    }
    dataOutput = ""; // 清空数据
    dataPreview.textContent = dataOutput;
});

    </script>

</body>
</html>