I'm trying to implement a polygon self intersection algorithm from Google Maps API V3 polygons. The goal is just to detect if yes or no, a simple polygon drawn by the user is self crossing.  I have found this very interesting link, but it assumes...
The reason I'm interested in canvases having any shape is that it would then be possible to cut out images with Bezier curves and have the text of a web page flow around the canvas shape, i.e. cut-out image.  What is needed is the possibility to...
I'm trying to have a block of text in a div fill a downward triangle shape.  Is there any way to achieve this with either CSS or Javascript?    This is for a site in which users can dynamically insert text.  I'm trying to avoid the alternativ...
Using JavaScript, PHP or pseudo-code, can someone show how to generate random points inside the area between two overlapping ellipse shapes? If you take a look at the image below, the area marked in black would be the area to fill.  If you assume tha...
I have js that allows a respondent to click on a specific shape/image and make it clickable.  Currently I have it set to allow rect and poly, but I want to add "circle" as a shape but I am not sure how to do this.  My code is here.  The "...
I am working on a simple game (following a tutorial on Zenva Academy) and, although I've followed the instructions to a T, I can't seem to get my canvas shapes to show up in the browser. Here is the code I have so far:    var canvas = documen...
Under cytoscape.js, edge line with both segment-distances and segment-weights set to 0 appears not straight but in a incoherent zig-zag (or taxi) fashion.  The edge is drawn from and to specific area of the nodes (by playing with source-endpoint and...
I want to create shape given in below image but I have this code that not meeting my requirement and i don't know any way to create this please help me to create this shape with HTML and CSS it should look like an image, thank you.    .star...
I’m wondering if there’s a simple way of validating the shape of an object in Javascript.  Right now, I have a function that validates the shape of endpoint objects like this:  function validateEndpointShape(endpoint: any, hasId: boolean): boolea...
I am trying to create a triangle on canvas. But I am not sure which side are x1, y1, x2, y2 ... etc. I am matching my triangle with the one given on this website . But I am seeing different results. Here is my JSFiddle  Here is my code:        var ca...

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