How To Create Svg Rectangle With Javascript In 2023

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In the world of web development, SVG (Scalable Vector Graphics) is an important part of the development process. It is used to create and display graphics on a website. SVG allows for the creation of complex graphics, such as shapes and animations, which can be used to create unique and interactive experiences for users. In this tutorial, we will learn how to create a rectangle using JavaScript and SVG in 2023.

Using SVG and JavaScript together allows us to create complex graphics. SVG is a language that is used to define the shapes and paths of graphics. JavaScript is a scripting language that is used to manipulate the elements on a web page. By combining these two technologies, we can create interactive and dynamic graphics that can be used to enhance a user’s experience.

Table of Contents

Creating a Rectangle with SVG and JavaScript

Creating a rectangle with SVG and JavaScript is a fairly simple process. First, you will need to create a new SVG element. This can be done by using the document.createElementNS() method. This method accepts two parameters, the namespace and the tag name of the element you wish to create.

Once you have created your SVG element, you can set its attributes. This can be done by using the setAttribute() method. This method accepts two parameters, the attribute name and the attribute value. You can use this method to set the width, height, x, and y attributes of the rectangle. For example, the following code sets the width and height of a rectangle to 100px:

rectElement.setAttribute(“width”, “100px”);
rectElement.setAttribute(“height”, “100px”);

The x and y attributes define the position of the rectangle. The following code sets the x and y attributes of the rectangle to 50px:

rectElement.setAttribute(“x”, “50px”);
rectElement.setAttribute(“y”, “50px”);

Styling the Rectangle with CSS

Once you have created your rectangle, you can style it with CSS. CSS is a style sheet language that is used to style web pages. You can use CSS to change the color, size, and shape of the rectangle. For example, the following code sets the background color of the rectangle to red:

rectElement.style.backgroundColor =”red”;

You can also use the style attribute to set the stroke and fill properties of the rectangle. The stroke property defines the outline of the rectangle, while the fill property defines the color of the inside of the rectangle. For example, the following code sets the stroke and fill properties of the rectangle to black and white, respectively:

rectElement.style.stroke =”black”;
rectElement.style.fill =”white”;

Adding Animation to the Rectangle

Once you have styled the rectangle, you can add animation to it. This can be done with the JavaScript animation library, GSAP. GSAP allows you to create complex animations in a few lines of code. For example, the following code creates a simple animation that changes the width of the rectangle from 100px to 200px over one second:

TweenMax.to(rectElement, 1, {width: “200px”});

In addition to changing the width, you can also animate the x, y, stroke, and fill properties of the rectangle. For example, the following code animates the x and y properties of the rectangle from 50px to 100px over one second:

TweenMax.to(rectElement, 1, {x: “100px”, y: “100px”});

Conclusion

In this tutorial, we have covered how to create a rectangle with SVG and JavaScript in 2023. We have seen how to create a new SVG element, set its attributes, and style it with CSS. We have also seen how to add animation to the rectangle using the GSAP library. By combining these technologies, you can create complex and interactive graphics for your users.