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Fabric.js ActiveSelection angle Property

  • Last Updated : 27 Jul, 2021

Fabric.js is a JavaScript library that is used to work with canvas. The canvas ActiveSelection is one of the classes of fabric.js library that is used to create ActiveSelection instances. The canvas ActiveSelection means the ActiveSelection is movable and can be stretched according to requirement. In this article, we will be using the angle property to set angles of the canvas ActiveSelection.

First import the fabric.js library. After importing the library, create a canvas block in the body tag which will contain the ActiveSelection. After this, initialize an instance of Canvas and ActiveSelection class provided by Fabric.JS and use the angle property to set angles.

Syntax:

fabric.ActiveSelection(ActiveSelection, {
angle : number
});

Parameters: This function takes a single parameter as mentioned above and described below.

  • angle: This parameter takes a number value. It specifies the angle of rotation.

Example: This example uses FabricJS to set the angle property of the canvas ActiveSelection as shown in the below example.

HTML




<!DOCTYPE html> 
<html
  
<head>
   <!-- FabricJS CDN -->
   <script src
   </script
</head
  
<body
   <div style="text-align: center;width: 400px;"
      <h1 style="color: green;"
         GeeksforGeeks 
      </h1>
      <b
         Fabric.js | ActiveSelection angle Property 
      </b
  
   </div
  
   <div style="text-align: center;"
      <canvas id="canvas" width="500" height="500"
            style="border:1px solid green;"
      </canvas
   </div
   <img src
        width="100" height="100" id="my-image"
        style="display:none;">
   <script
      var canvas = new fabric.Canvas("canvas"); 
        
      // Getting the image 
      var img = document.getElementById('my-image'); 
  
      // Creating the image instance 
      var imgInstance = new fabric.Image(img, {
      }); 
  
      canvas.add(imgInstance); 
  
      var imgInstance = new fabric.IText('GeeksforGeeks', {
      });
      canvas.add(imgInstance);
      canvas.centerObject(imgInstance); 
  
         var activeSelect = new fabric.ActiveSelection(canvas.getObjects(), {
            angle : 20,
         });
         canvas.setActiveObject(activeSelect);
         canvas.requestRenderAll();
         canvas.centerObject(activeSelect); 
  
   </script
</body
  
</html>

Output:

angle property




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