JSFiddle - React, Tailwind, and code Playground
HTML
<script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/1.2.1/lodash.min.js"></script>
<canvas id="c" width="400" height="400"></canvas>
CSS
#c {
border:1px solid #ccc;
}
JavaScript
var img01URL = 'https://www.google.com/images/srpr/logo4w.png';
var img02URL = 'http://fabricjs.com/lib/pug.jpg';
var canvas = new fabric.Canvas('c');
var lastActive;
// Note the use of the `originX` and `originY` properties, which we set
// to 'left' and 'top', respectively. This makes the math in the `clipTo`
// functions a little bit more straight-forward.
var clipRect1 = new fabric.Rect({
originX: 'left',
originY: 'top',
left: 180,
top: 10,
width: 200,
height: 200,
fill: 'none',
stroke: 'black',
strokeWidth: 2,
selectable: false
});
// We give these `Rect` objects a name property so the `clipTo` functions can
// find the one by which they want to be clipped.
clipRect1.set({
clipFor: 'pug'
});
canvas.add(clipRect1);
var clipRect2 = new fabric.Rect({
originX: 'left',
originY: 'top',
left: 10,
top: 10,
width: 150,
height: 150,
fill: 'none',
stroke: 'black',
strokeWidth: 2,
selectable: false
});
// We give these `Rect` objects a name property so the `clipTo` functions can
// find the one by which they want to be clipped.
clipRect2.set({
clipFor: 'logo'
});
canvas.add(clipRect2);
function findByClipName(name) {
return _(canvas.getObjects()).where({
clipFor: name
}).first()
}
// Since the `angle` property of the Image object is stored
// in degrees, we'll use this to convert it to radians.
function degToRad(degrees) {
return degrees * (Math.PI / 180);
}
var clipByName = function (ctx,item) {
//console.log("Function Run: ");
//console.log(this);
//console.log(item);
//console.log(ctx);
if(!item) { item = this; }
console.log(item);
console.log("ITEM: "+item.clipName);
if (!lastActive || lastActive && lastActive != item) {
console.log("Last Active: ");
console.log(lastActive);
console.log(" !! Perform ClipTo Action !! ");
var clipRect =...