| # use ImageMagick convert | |
| # the order is important. the density argument applies to input.pdf and resize and rotate to output.pdf | |
| convert -density 90 input.pdf -rotate 0.5 -attenuate 0.2 +noise Multiplicative -colorspace Gray output.pdf |
All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.
Generally, all APIs that synchronously provide layout metrics will trigger forced reflow / layout. Read on for additional cases and details.
elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent
| // declarations | |
| var positions = []; | |
| // Returns a random integer between min (included) and max (excluded) | |
| // Using Math.round() will give you a non-uniform distribution! | |
| function getRandomInt(min, max) { | |
| return Math.floor(Math.random() * (max - min)) + min; | |
| } | |
| // generate random positions |
| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> | |
| <title>Paperjs - ImportSVG to Symbol</title> | |
| <script type="text/javascript" src="js/lib/paper.js"></script> | |
| <script type="text/paperscript" canvas="canvas"> | |
| function SVGSymbol(elem){ | |
| var a = new Symbol(paper.project.importSvg(elem)); | |
| elem.parentNode.removeChild(elem); |
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