Say I have a triangle made with 3 points. How do I check if said triangle contains the a certain set of points? I’m trying to make an interactive UI with P5.js that includes an arrow that allows you to resize the object. The wireframe code is: Is there a dynamic way to tell if a point is within a
Tag: mouse
Make mouse cursor custom image change onclick
First, I am building a website on cargo. There’s html editor but I don’t think it works that well along with the site builder itself. I want my custom image mouse cursor image change while it’s on click. I’ve got three problems here: I can’t set my default cursor to image. (It was successful in cargo but I don’t know
Is there a way to translate a nested element with transform=”translate(mouseX,mouseY)” in JS?
Edit: Code: note: similar but not a duplicate of Creating a new SVGTransform object to append to SVGTransformList because I can’t comment xD and I want to move an SVG in an SVG to my mouse position. The problem is, the #snap-icon-x-container element appears to have no viewportElement. In Creating a new SVGTransform object to append to SVGTransformList, it has
Rotation facing mouse not correct with p5 libraries
i am making a javascript shooter game.i want the the player to rotate towards the mouse.it is working, but the rotation was not correct. I tried this with an image, and it works, but with the sprite itself(player1), is not. i have asked this once before but received no answer I am a beginner in javascript, so help would be
Detect mouse direction – JavaScript
This is how I detect the mouse direction and it works so good but it works only on Chrome, how I can make this compatible with other browsers (Firefox, Opera and at least ie8+ or ie9+). No jQuery please. Answer Stick with pageX and define oldx in a higher scope, otherwise it’s always zero FIDDLE
Detect touchpad vs mouse in Javascript
Is there any way to detect if the client is using a touchpad vs. a mouse with Javascript? Or at least to get some reasonable estimate of the number of users that use touchpads as opposed to mice? Answer In the general case, there is no way to do what you want. ActiveX might allow you to see and examine
Track mouse speed with JS
What’s the best way to track the mouse speed with plain JS/JQuery? I’d like to track how fast a user moves the mouse in all directions (up/down/left/right). Answer Sparklines has a nifty example of tracking mouse movement and graphing it. Their code is available in the source of their site starting at line 315. Simple and effective. Here is the
JS Busy loading indicator ignore middle click
My busy loading indicator basically works by detecting clicks. However, I just noted that when I middle click an item, it opens a link in a new tab and then the loading indicator shows up forever. How can I tell JS to ignore the middle mouse button? Answer You can try to, but it won’t work very well with all
Firing DOM mouse events programmatically from JavaScript
Is it possible to programmatically fire mouse events in DOM? My sample case would be the following: Whenever the user clicks the div over an iframe, I would like to somehow propagate the event to the iframe, too. (Here we assume that the iframe src is in the same domain.) Answer Whilst you can inject events into browsers’ event-handling systems