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revert(web): f25be16d1e
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@ -1,136 +0,0 @@
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<?php
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if (!Auth::check()) {
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becomeMsgPage(UOJLocale::get('need login'));
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}
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$REQUIRE_LIB['shjs'] = "";
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$REQUIRE_LIB['dracula'] = "";
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$REQUIRE_LIB['base64'] = "";
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$REQUIRE_LIB['raphael'] = "";
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echoUOJPageHeader("图可视化");
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?>
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<div class="container">
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<div class="row">
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<div class="col-md-3">
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<div class="form-check">
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<input class="form-check-input" type="checkbox" id="directed" name="directed">
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<label class="form-check-label" for="directed">
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是否有向
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</label>
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</div>
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<div class="form-group">
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<textarea class="form-control" id="edges" rows="3" placeholder="格式:
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第一条边起点 第一条边终点 [第一条边权重]
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第二条边起点 第二条边终点 [第二条边权重]
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第三条边起点 第三条边终点 [第三条边权重]
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如:
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1 2
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2 3
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1 3 2
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"></textarea>
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</div>
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<?php if (UOJConfig::$data['tools']['map-copy-enabled']): ?>
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<button type="button" class="btn btn-secondary" id="copy">复制图片</button>
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<?php endif ?>
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</div>
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<div class="col-md-9" id="paper">
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</div>
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</div>
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</div>
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<script>
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(function () {
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<?php if (UOJConfig::$data['tools']['map-copy-enabled']): ?>
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$("#copy").click(function () {
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if(navigator.permissions) {
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navigator.permissions.query({name: "clipboard-write"}).then(result => {
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if (result.state === "granted" || result.state === "prompt") {
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let paper = $("#paper")
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// First, we create an canvas and a img which has the same size with the canvas.
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let canvas = document.createElement('canvas');
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let s_img = document.createElement('img');
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s_img.height = paper.height()
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s_img.width = paper.width()
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canvas.height = paper.height()
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canvas.width = paper.width()
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// After this image is loaded, we draw it on our canvas
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s_img.onload = function () {
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// On some browsers, the exported png have a black background.
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// So we will draw a white background first.
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ctx = canvas.getContext('2d');
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ctx.beginPath();
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ctx.rect(0, 0, paper.width(), paper.height());
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ctx.fillStyle = "white";
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ctx.fill();
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// We put our image created from the svg to the canvas
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canvas.getContext('2d').drawImage(s_img, 0, 0);
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// Then we export canvas as a png file, paste it to clipboard.
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canvas.toBlob(function (blob) {
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const item = new ClipboardItem({[blob.type]: blob});
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navigator.clipboard.write([item]).then(function () {
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alert("图片已经复制到剪切板中");
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}, function (err) {
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alert(err);
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});
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});
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}
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// Load our svg to this image.
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s_img.src = "data:image/svg+xml;base64," + Base64.encode(new XMLSerializer().serializeToString(document.querySelector("#paper > svg")));
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} else {
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alert("获取剪切板权限失败, 请打开网页设置并授予剪切板权限!")
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}
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});
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} else {
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alert("获取剪切板权限失败, 请使用最新Chrome浏览器, 打开网页设置并授予剪切板权限!")
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}
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})
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<?php endif ?>
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let repaint = function () {
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let paper = $("#paper");
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// Clear existing elements.
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paper.html("");
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let directed = $('#directed').is(":checked");
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let Graph = Dracula.Graph;
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let Renderer = Dracula.Renderer.Raphael;
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let Layout = Dracula.Layout.Spring;
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let graph = new Graph();
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let render = function(r, n) {
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let color = Raphael.getColor();
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return r.set()
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.push(
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r.ellipse(0, 0, 30, 20).attr({stroke: color, "stroke-width": 2, fill: color, "fill-opacity": 0})
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)
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.push(r.text(0, 0, n.id).attr({ opacity: 1, 'font-size': 20,}));
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}
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$("#edges").val().split("\n").forEach(function (edge) {
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if (edge.split(" ").length >= 2) {
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if (edge.split(" ")[0].length !== 0 && edge.split(" ")[1].length !== 0 ){
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graph.addNode(edge.split(" ")[0], {
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render: render
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});
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graph.addNode(edge.split(" ")[1], {
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render: render
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});
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graph.addEdge(edge.split(" ")[0], edge.split(" ")[1], {
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directed: directed,
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label:edge.split(" ")[2],
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'label-style' : {
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'font-size': 20,
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"fill-opacity":"1"
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}
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});
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}
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}
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})
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var layout = new Layout(graph)
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var renderer = new Renderer('#paper', graph, paper.width(), paper.height())
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renderer.draw()
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}
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$("#edges").on("input", repaint)
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$("#directed").on("input", repaint)
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})()
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</script>
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<?php
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echoUOJPageFooter();
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@ -67,8 +67,6 @@ Route::group([
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Route::any('/download.php', '/download.php');
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Route::any('/click-zan', '/click_zan.php');
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Route::any('/map_visualizer', '/map_visualizer.php');
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}
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);
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@ -12,15 +12,6 @@
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<li class="nav-item"><a class="nav-link" href="<?= HTML::url('/hacks') ?>"><span class="glyphicon glyphicon-flag"></span> <?= UOJLocale::get('hacks') ?></a></li>
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<li class="nav-item"><a class="nav-link" href="<?= HTML::blog_list_url() ?>"><span class="glyphicon glyphicon-edit"></span> <?= UOJLocale::get('blogs') ?></a></li>
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<li class="nav-item"><a class="nav-link" href="<?= HTML::url('/faq') ?>"><span class="glyphicon glyphicon-info-sign"></span> <?= UOJLocale::get('help') ?></a></li>
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<li class="nav-item dropdown">
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<a class="nav-link dropdown-toggle" href="#" id="toolsDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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<span class="glyphicon glyphicon-wrench"></span>
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工具
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</a>
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<div class="dropdown-menu" aria-labelledby="navbarDropdown">
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<a class="dropdown-item" href="<?= HTML::url('/map_visualizer') ?>"><span class="glyphicon glyphicon-retweet"></span> 图可视化 </a>
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</div>
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</li>
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</ul>
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<form id="form-search-problem" class="form-inline my-2 my-lg-0" method="get">
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<div class="input-group">
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