Add d-code and d-math componenents. Needs styling.

2026-07-10 09:09:17 +08:00 · 2017-07-21 17:48:39 -07:00
parent 031e3b52b9
commit 4f3ddce184
11 changed files with 10591 additions and 456 deletions
@@ -0,0 +1,199 @@
+import Prism from "prismjs";
+import "prismjs/components/prism-python";
+import "prismjs/components/prism-clike";
+
+export class Code extends HTMLElement {
+
+  constructor() {
+    super();
+
+    const options = {childList: true};
+    let observer = new MutationObserver( (mutations) => {
+      observer.disconnect();
+      this.formatCode();
+      observer.observe(this, options);
+    })
+    observer.observe(this, options);
+    this.formatCode();
+  }
+
+  formatCode() {
+
+    // check if we have content to render
+    let content = this.textContent;
+    if (!content) { return; }
+
+    // check if language can be highlighted
+    this.languageName = this.getAttribute('language');
+    const language = Prism.languages[this.languageName];
+    if (language == undefined) {
+      console.warn(`Distill does not support highlighting your code block in "${this.languageName}".`);
+      return;
+    }
+
+    this.innerHTML = "";
+    const c = document.createElement("code");
+    if (this.hasAttribute("block")) {
+      // Let's normalize the tab indents
+      content = content.replace(/\n/, "");
+      const tabs = content.match(/\s*/);
+      content = content.replace(new RegExp("\n" + tabs, "g"), "\n");
+      content = content.trim();
+      const p = document.createElement("pre");
+      p.appendChild(c);
+      this.appendChild(p);
+    } else {
+      this.appendChild(c);
+    }
+
+    c.setAttribute("class", "language-" + this.languageName);
+    c.innerHTML = Prism.highlight(content, language);
+  }
+}
+
+customElements.define("d-code", Code);
+
+export const css = `
+code {
+  white-space: nowrap;
+  background: rgba(0, 0, 0, 0.04);
+  border-radius: 2px;
+  padding: 4px 7px;
+  font-size: 15px;
+  color: rgba(0, 0, 0, 0.6);
+}
+
+pre code {
+  display: block;
+  background: white;
+  border-left: 3px solid rgba(0, 0, 0, 0.05);
+  padding: 0 0 0 24px;
+}
+
+
+code[class*="language-"],
+pre[class*="language-"] {
+  text-shadow: 0 1px white;
+  font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
+  text-align: left;
+  white-space: pre;
+  word-spacing: normal;
+  word-break: normal;
+  word-wrap: normal;
+  line-height: 1.5;
+
+  -moz-tab-size: 4;
+  -o-tab-size: 4;
+  tab-size: 4;
+
+  -webkit-hyphens: none;
+  -moz-hyphens: none;
+  -ms-hyphens: none;
+  hyphens: none;
+}
+
+pre[class*="language-"]::-moz-selection, pre[class*="language-"] ::-moz-selection,
+code[class*="language-"]::-moz-selection, code[class*="language-"] ::-moz-selection {
+  text-shadow: none;
+  background: #b3d4fc;
+}
+
+pre[class*="language-"]::selection, pre[class*="language-"] ::selection,
+code[class*="language-"]::selection, code[class*="language-"] ::selection {
+  text-shadow: none;
+  background: #b3d4fc;
+}
+
+@media print {
+  code[class*="language-"],
+  pre[class*="language-"] {
+  text-shadow: none;
+  }
+}
+
+/* Code blocks */
+pre[class*="language-"] {
+  overflow: auto;
+}
+
+:not(pre) > code[class*="language-"],
+pre[class*="language-"] {
+}
+
+/* Inline code */
+:not(pre) > code[class*="language-"] {
+  white-space: normal;
+}
+
+.token.comment,
+.token.prolog,
+.token.doctype,
+.token.cdata {
+  color: slategray;
+}
+
+.token.punctuation {
+  color: #999;
+}
+
+.namespace {
+  opacity: .7;
+}
+
+.token.property,
+.token.tag,
+.token.boolean,
+.token.number,
+.token.constant,
+.token.symbol,
+.token.deleted {
+  color: #905;
+}
+
+.token.selector,
+.token.attr-name,
+.token.string,
+.token.char,
+.token.builtin,
+.token.inserted {
+  color: #690;
+}
+
+.token.operator,
+.token.entity,
+.token.url,
+.language-css .token.string,
+.style .token.string {
+  color: #a67f59;
+  background: hsla(0, 0%, 100%, .5);
+}
+
+.token.atrule,
+.token.attr-value,
+.token.keyword {
+  color: #07a;
+}
+
+.token.function {
+  color: #DD4A68;
+}
+
+.token.regex,
+.token.important,
+.token.variable {
+  color: #e90;
+}
+
+.token.important,
+.token.bold {
+  font-weight: bold;
+}
+.token.italic {
+  font-style: italic;
+}
+
+.token.entity {
+  cursor: help;
+}
+
+`