Category : canvas

I’m working on JavaScript code to upload, preview, and download image. currently I have done upload and preview code. after that, How to download it? <section class="upload" id="upload"> <h3>UPLOAD</h3> <div class="container"> <div class="row"> <canvas id="c" class="p-3" >Here’s the canvas.</canvas> <br> <input type="file" id="infile" accept = "image/*" onchange="handleFiles(this.files)"> <p><img id="output" /></p> <button onclick="blurimg()" class="btnbl">Blur Image</button> <br> ..

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I’m working on JavaScript code to upload, preview, make it blur and download the result image. currently I have done upload and preview code. after that, How to make it blur and download it? <section class="upload" id="upload"> <h3>UPLOAD</h3> <div class="container"> <div class="row"> <canvas id="c" class="p-3" >Here’s the canvas.</canvas> <br> <input type="file" id="infile" accept = "image/*" ..

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I’m having a hard time to match a canvas rectangle to the same height as a font. In this picture I shared, I have text written like so: ctx.font = `${fontStyle.fontSize}px Roboto-Light`; where fontSize is 20 (20px). The rectangle is drawn with the same height as the font size, 20px. This gets even more messy ..

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I have the following functions function render() { init = timeStep(init) if (steps <= yQuotient) { requestAnimationFrame(render) } } export function fire() { setup(); render(); } I then call fire() whenever I need to start/restart the application. My question is whether this will result in multiple requestAnimationLoop()‘s active simulatenously as they build up like eventListeners ..

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