Create dlwWebCompLib.js

delawarePro · May 4, 2023 · 896dbb8 · 896dbb8
1 parent 092d20d
commit 896dbb8
Showing 1 changed file with 29 additions and 0 deletions.
diff --git a/dlwWebCompLib.js b/dlwWebCompLib.js
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+/* web component for Hero Banner Image */
+const heroElement = document.querySelector("hero-banner");
+const hbHeight = heroElement.dataset.imgHeight;
+const hbUrl = heroElement.dataset.imgUrl;
+const hbPosition = heroElement.dataset.imgPosition;
+heroElement.style.setProperty("--bg-hero-banner-image-height", hbHeight + "px");
+heroElement.style.setProperty("--bg-hero-banner-image-url", "url("+hbUrl+")");
+heroElement.style.setProperty("--bg-hero-banner-image-position", hbPosition);
+
+const templateHeroBanner = document.createElement('template');
+templateHeroBanner.innerHTML = `
+<style>
+    .hero-banner-image {
+        height: var(--bg-hero-banner-image-height);
+        background-image: var(--bg-hero-banner-image-url);
+        background-position: var(--bg-hero-banner-image-position);
+    }    
+</style>
+<div class="hero-banner-image"></div>
+`
+
+class HeroBanner extends HTMLElement {
+    constructor() {
+        super();
+        const shadow = this.attachShadow({ mode: 'open' })                
+        shadow.append(templateHeroBanner.content.cloneNode(true));
+    }
+}
+customElements.define('hero-banner', HeroBanner);