From f08b0b4d51f1ba0f003cd9bffd6b481a92ae52de Mon Sep 17 00:00:00 2001 From: Orangerot Date: Tue, 10 Dec 2024 06:28:50 +0100 Subject: [PATCH] feat: use webcam to take picture --- index.html | 16 +++++++++++----- main.js | 45 ++++++++++++++++++++++++++++++++++++++++----- style.css | 17 +++++++++++++++-- 3 files changed, 66 insertions(+), 12 deletions(-) diff --git a/index.html b/index.html index ef7ffb2..68aa2ba 100644 --- a/index.html +++ b/index.html @@ -11,21 +11,22 @@ Imagine - Image Editor - +
-
+ +
@@ -46,10 +47,15 @@ bottom: 30px"> Settings - +
+ +
diff --git a/main.js b/main.js index 0960448..378e716 100644 --- a/main.js +++ b/main.js @@ -1,4 +1,5 @@ let canvas; +let video; let ctx; let settings = { brightness: {}, @@ -12,10 +13,12 @@ const img = new Image(); document.addEventListener("DOMContentLoaded", function() { canvas = document.getElementById("myCanvas"); ctx = canvas.getContext("2d"); - document.getElementById("back").addEventListener("click", () => document.body.classList.remove("editor-enabled")); + video = document.getElementById("video"); + document.getElementById("back").addEventListener("click", () => document.body.className = "import-active"); // bind listeners - document.getElementById("take-picture").addEventListener("click", take_picture); + document.getElementById("take-picture").addEventListener("click", use_camera); + document.getElementById("cheese").addEventListener("click", take_picture); document.getElementById("upload-image").addEventListener("change", upload_image) document.getElementById("save").addEventListener("click", save_image) @@ -23,6 +26,20 @@ document.addEventListener("DOMContentLoaded", function() { window.addEventListener("resize", () => draw(true)) + video.addEventListener("canplay", function() { + const width = 320; + let height = video.videoHeight / (video.videoWidth / width); + + // Firefox currently has a bug where the height can't be read from + // the video, so we will make assumptions if this happens. + + if (isNaN(height)) { + height = width / (4 / 3); + } + video.width = width; + video.height = height; + }); + for (let setting in settings) { // make an array out of an iterable const elements = [...document.getElementsByClassName(setting)]; @@ -48,13 +65,31 @@ function reset_all(setting) { draw(true); } -function take_picture() { - document.body.classList.add("editor-enabled"); +function use_camera() { + navigator.mediaDevices + .getUserMedia({ video: true, audio: false }) + .then((stream) => { + video.srcObject = stream; + video.play(); + document.body.className = "camera-active"; + }) + .catch((err) => { + console.error(`An error occurred: ${err}`); + }); +} +function take_picture() { + canvas.width = video.width; + canvas.height = video.height; + ctx.drawImage(video, 0, 0, canvas.width, canvas.height); + img.src = canvas.toDataURL("image/png"); + img.onload = () => draw(true); + + document.body.className = "editor-active"; } function upload_image() { - document.body.classList.add("editor-enabled"); + document.body.className = "editor-active"; console.log(this.files[0]); diff --git a/style.css b/style.css index 2bed156..205c7ca 100644 --- a/style.css +++ b/style.css @@ -8,10 +8,23 @@ canvas { max-height: 100%; } -body:not(.editor-enabled) .is-visible-editor { +video { + width: 100%; + height: 100%; +} + +body:not(.import-active) .is-visible-import { display: none !important; } -body.editor-enabled .is-hidden-editor { +body:not(.camera-active) .is-visible-camera { + display: none !important; +} + +body:not(.editor-active) .is-visible-editor { + display: none !important; +} + +body.import-active .is-hidden-import { display: none !important; }