435 lines
16 KiB
HTML
435 lines
16 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<link
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rel="icon"
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href="https://upload.wikimedia.org/wikipedia/commons/0/0f/Original_Ferris.svg"
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type="image/svg+xml"
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/>
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<title>ZennDev1337 Image Converter</title>
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</head>
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<body onload="setup(this);">
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<style>
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html,
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body {
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margin: 0;
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background-color: black;
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color: azure;
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overflow: hidden;
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}
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body {
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font-family: Courier New;
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text-align: center;
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align-items: center;
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font-size: xx-large;
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font-weight: 700;
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}
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.wrapper {
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min-height: calc(100vh - 50px);
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}
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.footer {
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font-family: Courier New;
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text-align: center;
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font-size: large;
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font-weight: 600;
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height: 50px;
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color: #e7e7e7;
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}
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.footer > a {
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font-family: Courier New;
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text-align: center;
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font-size: large;
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font-weight: 700;
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margin: 0;
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color: #e7e7e7;
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text-decoration: none;
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}
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.sticky {
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bottom: 0;
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height: 50px;
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}
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textarea {
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background-color: #281c1c;
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color: azure;
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border: dotted 2px #ce422b;
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width: 670px;
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height: 300px;
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resize: none;
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}
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.title > p {
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padding-left: 20px;
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margin: 0;
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padding-right: 20px;
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color: #e7e7e7;
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font-size: xx-large;
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}
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.title {
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padding-top: 50px;
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}
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.separator {
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border-top: solid #281c1c;
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border-bottom: none;
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border-left: none;
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border-right: none;
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margin-top: 40px;
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width: clamp(700px, 70vw, 1200px);
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}
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.image-container {
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margin-top: 40px;
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min-height: 80px;
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}
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p {
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font-size: medium;
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}
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.txtHead {
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margin-bottom: 5px;
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}
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.topnav {
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background-color: #000000;
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height: 47px;
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}
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.topnav a {
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color: #f2f2f2;
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text-align: center;
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padding: 14px 16px;
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text-decoration: none;
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font-size: 17px;
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}
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.topnav a:hover {
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background-color: #ddd;
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color: black;
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}
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.topnav a.active {
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background-color: #281c1c;
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color: white;
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}
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.topnav .icon {
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display: none;
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}
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@media screen and (max-width: 800px) {
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.topnav a:not(:first-child) {
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display: none;
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}
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.topnav a.icon {
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float: right;
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display: block;
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}
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}
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@media screen and (max-width: 800px) {
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.topnav.responsive {
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position: relative;
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height: auto;
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}
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.topnav {
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text-align: left;
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}
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.topnav.responsive a.icon {
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position: absolute;
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right: 0;
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top: 0;
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}
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.topnav.responsive a {
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float: none;
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display: block;
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text-align: left;
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}
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}
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</style>
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<div class="wrapper">
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<div class="topnav" id="myTopnav">
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<a
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href="https://zenndev1337.github.io/Rust-for-Arduboy/index.html"
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><nobr>Rust for Arduboy</nobr></a
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>
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<a
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href="https://zenndev1337.github.io/Rust-for-Arduboy/image-converter.html"
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class="active"
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><nobr>Image Converter</nobr></a
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>
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<a
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href="https://zenndev1337.github.io/Rust-for-Arduboy/tile-converter.html"
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><nobr>Tile Converter</nobr></a
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>
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<a
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href="https://zenndev1337.github.io/Rust-for-Arduboy/sprite-converter.html"
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><nobr>Sprite Converter</nobr></a
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>
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<a
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href="https://zenndev1337.github.io/Rust-for-Arduboy/arduboy-file-converter.html"
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><nobr>.arduboy Generator</nobr></a
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>
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<a
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href="https://zenndev1337.github.io/Rust-for-Arduboy/fxdata-converter.html"
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><nobr>fxdata.h Converter</nobr></a
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>
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<a
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href="javascript:void(0);"
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class="icon"
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onclick="myFunction()"
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>
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<svg
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xmlns="http://www.w3.org/2000/svg"
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width="16"
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height="16"
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fill="currentColor"
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class="bi bi-list"
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viewBox="0 0 16 16"
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>
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<path
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fill-rule="evenodd"
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d="M2.5 12a.5.5 0 0 1 .5-.5h10a.5.5 0 0 1 0 1H3a.5.5 0 0 1-.5-.5zm0-4a.5.5 0 0 1 .5-.5h10a.5.5 0 0 1 0 1H3a.5.5 0 0 1-.5-.5zm0-4a.5.5 0 0 1 .5-.5h10a.5.5 0 0 1 0 1H3a.5.5 0 0 1-.5-.5z"
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/>
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</svg>
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</a>
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</div>
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<div class="title">
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<p>Drop your image here</p>
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</div>
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<hr class="separator" />
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<div class="image-container">
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<div id="image-container"></div>
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</div>
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<hr class="separator" />
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</div>
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<footer class="footer">
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<a href="https://github.com/ZennDev1337/" target="_blank"
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>By ZennDev1337</a
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>
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</footer>
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<script language="JavaScript">
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function myFunction() {
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var x = document.getElementById("myTopnav");
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if (x.className === "topnav") {
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x.className += " responsive";
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} else {
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x.className = "topnav";
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}
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}
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</script>
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<script language="JavaScript">
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function swapImage(t, e) {
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var r = t.getAttribute("data-srcnm");
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t.removeAttribute("srcset"),
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r || t.setAttribute("data-srcnm", t.src),
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(t.src = e);
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}
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function setOriginal(t) {
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var e = "",
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r = "";
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(r = t.getAttribute("data-srcmd")),
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(e = t.getAttribute("data-srcnm")),
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r
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? ((t.src = r), t.removeAttribute("data-srcmd"))
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: ((t.src = e), t.removeAttribute("data-srcnm"));
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}
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function swapImageMD(t, e) {
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t.setAttribute("data-srcmd", t.src), (t.src = e);
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}
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function jsready(t) {
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/in/.test(document.readyState)
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? setTimeout("jsready(" + t + ")", 9)
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: t();
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}
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jsready(function () {
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var t = window.devicePixelRatio ? window.devicePixelRatio : 1;
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if (t > 1)
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for (
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var e = document.getElementsByTagName("img"), r = 0;
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r < e.length;
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r++
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)
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e[r].getAttribute("data-src2x") &&
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(e[r].setAttribute(
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"data-src-orig",
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e[r].getAttribute("src")
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),
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e[r].setAttribute(
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"src",
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e[r].getAttribute("data-src2x")
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));
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});
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function setup(body) {
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body.ondragover = function () {
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return false;
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};
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body.ondragend = function () {
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return false;
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};
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body.ondrop = function (e) {
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// Prevent the browser from showing the dropped file
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e.preventDefault();
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// Get the image data
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var imageData = getImageData(e);
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// If there is some data, add it to the page
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if (imageData !== null) {
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addDroppedElement(imageData);
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}
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};
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}
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function getImageData(event) {
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var file = event.dataTransfer.files[0];
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if (file.type.indexOf("image") === 0) {
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return file;
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}
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}
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function addDroppedElement(imageData) {
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var reader = new FileReader();
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reader.onload = function (event) {
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event.preventDefault;
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// Create image element
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var droppedImage = new Image();
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droppedImage.src = event.target.result;
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// add delay so the image can be loaded properly before accessing it
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setTimeout(function () {
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// Create canvas for image
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var droppedImageCanvas =
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document.createElement("canvas");
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droppedImageCanvas.width = droppedImage.naturalWidth;
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droppedImageCanvas.height = droppedImage.naturalHeight;
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// Create code container
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var droppedImageCode =
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document.createElement("textarea");
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droppedImageCode.className = "code";
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droppedImageCode.style.width = "698px";
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droppedImageCode.rows = "20";
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// Create div container
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var droppedImageDiv = document.createElement("div");
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droppedImageDiv.className = "image-view";
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droppedImageDiv.appendChild(droppedImageCanvas);
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var imageContainer =
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document.getElementById("image-container");
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imageContainer.innerHTML = "";
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imageContainer.appendChild(droppedImageDiv);
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imageContainer.appendChild(
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document.createElement("br")
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);
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imageContainer.appendChild(droppedImageCode);
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// Create context for drawing
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var droppedImageContext =
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droppedImageCanvas.getContext("2d");
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// Draw the image
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droppedImageContext.drawImage(droppedImage, 0, 0);
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// Generate the sprite string
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var spriteString =
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"static " +
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imageData.name.split(/_|\./)[0] +
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": [u8;_] = " +
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"[\n" +
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droppedImage.naturalWidth +
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", " +
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droppedImage.naturalHeight +
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", // width, height,\n";
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var pageCount = Math.ceil(
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droppedImage.naturalHeight / 8
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);
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var columnCount = droppedImage.naturalWidth;
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var currentByte = 0;
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// Read the sprite page-by-page
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for (var page = 0; page < pageCount; page++) {
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// Read the page column-by-column
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for (
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var column = 0;
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column < columnCount;
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column++
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) {
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// Read the column into a byte
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var spriteByte = 0;
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for (var yPixel = 0; yPixel < 8; yPixel++) {
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// If the color of the pixel is not black, count it as white
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var pixelColor =
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droppedImageContext.getImageData(
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column,
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page * 8 + yPixel,
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1,
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1
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).data;
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if (
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pixelColor[0] > 0 ||
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pixelColor[1] > 0 ||
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pixelColor[2] > 0
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) {
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spriteByte |= 1 << yPixel;
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}
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}
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// Print the column in hex notation, add a comma for formatting
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var digitStr = spriteByte.toString(16);
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if (digitStr.length == 1) {
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digitStr = "0" + digitStr;
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}
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spriteString += "0x" + digitStr + ", ";
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if (
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currentByte % droppedImage.naturalWidth ==
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droppedImage.naturalWidth - 1
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) {
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spriteString += "\n";
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}
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currentByte++;
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}
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}
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// Terminate the array
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spriteString += "];";
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// Create an invisible element containing the string
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droppedImageCode.innerHTML = spriteString;
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// Resize canvas to show 2x scaled image
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droppedImageCanvas.width =
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droppedImage.naturalWidth * 2;
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droppedImageCanvas.height =
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droppedImage.naturalHeight * 2;
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droppedImageContext =
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droppedImageCanvas.getContext("2d");
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droppedImageContext.imageSmoothingEnabled = false;
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droppedImageContext.drawImage(
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droppedImage,
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0,
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0,
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droppedImage.naturalWidth * 2,
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droppedImage.naturalHeight * 2
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);
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}, 50);
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};
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reader.readAsDataURL(imageData);
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}
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</script>
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</body>
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</html>
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