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meme-me.html
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meme-me.html
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<!doctype html>
<html lang="en" data-theme="dark">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<title>meme me!</title>
</head>
<body class="container grid">
<header>
<h1 class="impact">meme me!</h1>
</header>
<main>
<article>
<canvas
id="meme"
name="meme"
aria-label="Meme image"
alt="Empty meme placeholder"
>
</canvas>
</article>
</main>
<nav>
<div id="steps" class="container">
<div class="step" id="take-photo">
<button role="button">Take photo</button>
<dialog name="photo" aria-label="Take photo">
<form method="dialog">
<article>
<header>
Take photo
<button
class="close contrast"
type="button"
aria-label="Done"
></button>
</header>
<main>
<button id="start-webcam" type="button">Start webcam</button>
<input id="photo-complete" type="hidden" value="no" />
</main>
</article>
</form>
</dialog>
</div>
<div class="step" id="add-text">
<button role="button">Add text</button>
<dialog name="text" aria-label="Add text">
<form method="dialog">
<article>
<header>
Add text
<button
class="close contrast"
type="submit"
aria-label="Done"
></button>
</header>
<main>
<button>+</button>
<input id="text-complete" type="hidden" value="no" />
</main>
</article>
</form>
</dialog>
</div>
<div class="step" id="share">
<button role="button">Share</button>
<dialog name="share" aria-label="Share">
<form method="dialog">
<article>
<header>
Share
<button
class="close contrast"
type="submit"
aria-label="Done"
></button>
</header>
<main>
<input
type="email"
value=""
placeholder="your@email.com"
required
autofocus
/>
<button type="button">share</button>
<input id="share-complete" type="hidden" value="no" />
</main>
</article>
</form>
</dialog>
</div>
</div>
</nav>
<footer>
<a href="https://frontendmasters.com/" target="_blank"
>ProJS on FrontendMasters</a
>
<label>
<input
type="checkbox"
id="switch"
name="switch"
role="switch"
checked
/>
Dark mode
</label>
</footer>
</body>
<script id="main.js">
const steps = document.querySelectorAll("#steps > *");
for (let [number, step] of steps.entries()) {
const openButton = step.querySelector("button");
const dialog = step.querySelector("dialog");
const form = step.querySelector("form");
const closeButton = form.querySelector("button.close");
const nextStep = steps.item(number + 1);
if (number > 0) {
openButton.setAttribute("disabled", "true");
}
function checkCompleted() {
const nextStepButton = nextStep?.querySelector("button");
const isCompleted = form.querySelector("input[type=hidden]");
if (isCompleted?.value === "yes") {
step.classList.add("complete");
openButton.classList.add("secondary");
nextStepButton?.removeAttribute("disabled");
return true;
} else {
step.classList.remove("complete");
openButton.classList.remove("secondary");
nextStepButton?.setAttribute("disabled", "true");
return false;
}
}
openButton.addEventListener("click", () => {
dialog.showModal();
});
const checkAndClose = (e) => {
checkCompleted();
dialog.close();
};
form.addEventListener("submit", checkAndClose);
closeButton.addEventListener("click", checkAndClose);
for (let input of form.elements) {
input.addEventListener("input", () => {
if (checkCompleted()) dialog.close();
});
}
}
</script>
<script id="webcam.js">
const takeBtn = document.createElement("button");
takeBtn.type = "button";
takeBtn.textContent = "Take photo";
const retakeBtn = document.createElement("button");
retakeBtn.type = "button";
retakeBtn.textContent = "Retake photo";
retakeBtn.classList.add("contrast");
const acceptBtn = document.createElement("button");
acceptBtn.type = "submit";
acceptBtn.textContent = "Use this photo";
acceptBtn.setAttribute("disabled", "true");
const webcamButton = document.getElementById("start-webcam");
webcamButton.addEventListener("click", async (e) => {
let webcam = null;
try {
webcam = await getVideoSource();
} catch (error) {
webcamButton.textContent = "Failed to access webcam";
}
webcam?.addEventListener("canplay", () => {
const { videoWidth, videoHeight } = webcam;
const meme = document.getElementById("meme");
memeCtx = meme.getContext("2d");
meme.setAttribute("width", videoWidth);
meme.setAttribute("height", videoHeight);
const preview = document.createElement("canvas");
const previewCtx = preview.getContext("2d");
preview.setAttribute("width", videoWidth);
preview.setAttribute("height", videoHeight);
takeBtn.addEventListener("click", () => {
previewCtx.drawImage(webcam, 0, 0, videoWidth, videoHeight);
webcam.pause();
webcam.replaceWith(preview);
takeBtn.replaceWith(retakeBtn);
acceptBtn.removeAttribute("disabled");
});
retakeBtn.addEventListener("click", () => {
webcam.play();
preview.replaceWith(webcam);
retakeBtn.replaceWith(takeBtn);
acceptBtn.setAttribute("disabled", "true");
});
acceptBtn.addEventListener("click", (e) => {
const incomplete = document.getElementById("photo-complete");
incomplete.value = "yes";
memeCtx.drawImage(webcam, 0, 0, videoWidth, videoHeight);
});
const acceptOrRetake = document.createElement("fieldset");
acceptOrRetake.appendChild(takeBtn);
acceptOrRetake.appendChild(acceptBtn);
webcamButton.replaceWith(webcam, acceptOrRetake);
});
});
// startButton.addEventListener('click', () => {
// runPhotobooth(webcam, webcam.videoWidth);
// })
// startButton.removeAttribute('disabled');
</script>
</html>