1 | <!DOCTYPE html> |
2 | <html lang="es"> |
3 | |
4 | <head> |
5 | <meta charset="UTF-8"> |
6 | <meta name="viewport" |
7 | content="width=device-width"> |
8 | <title>Custom Elements</title> |
9 | <style> |
10 | figura-web { |
11 | position: fixed; |
12 | font-size: 60px; |
13 | } |
14 | </style> |
15 | <script> |
16 | class FiguraWeb |
17 | extends HTMLElement { |
18 | connectedCallback() { |
19 | this.x = 0 |
20 | const attrY = |
21 | this.getAttribute("y") |
22 | const attrVel = |
23 | this.getAttribute("velocidad") |
24 | this.y = parseInt(attrY, 10) |
25 | this.velocidad = |
26 | parseInt(attrVel, 10) |
27 | } |
28 | muevete() { |
29 | this.style.right = |
30 | `${this.x}px` |
31 | this.style.top = `${this.y}px` |
32 | this.x = |
33 | (this.x + this.velocidad) % |
34 | innerWidth |
35 | } |
36 | } |
37 | customElements.define( |
38 | "figura-web", FiguraWeb) |
39 | </script> |
40 | </head> |
41 | |
42 | <body> |
43 | <h1>Custom Elements</h1> |
44 | <figura-web id="fantasma" |
45 | y="0" velocidad="20"> |
46 | 👻 |
47 | </figura-web> |
48 | <figura-web id="sonrisa" |
49 | y="100" velocidad="10"> |
50 | 😁 |
51 | </figura-web> |
52 | <script> |
53 | setInterval(anima, 120) |
54 | |
55 | function anima() { |
56 | fantasma.muevete() |
57 | sonrisa.muevete() |
58 | } |
59 | </script> |
60 | </body> |
61 | |
62 | </html> |