Node.js GM border() Function
The border() function is an inbuilt function in the GraphicsMagick library which is used to surround the image with a border of color. The function returns the true value on success.
Syntax:
border( width, height )
Parameters: This function accepts two parameters as mentioned above and described below:
- width: This parameter is used to specify the width of the border around the image.
- height: This parameter is used to specify the height of the border around the image.
Return Value: This function returns the GraphicsMagick object.
Example 1:
javascript
// Include gm library const gm = require( 'gm' ); // Import the image gm( '1.png' ) // Invoke border function with 10*40 .border(10, 40) // Process and Write the image .write( "border1.png" , function (err) { if (!err) console.log( 'done' ); }); |
Output:
Example 2:
javascript
// Include gm library const gm = require( 'gm' ); //Import the image gm(600, 300, 'white' ) // set the color for the stroke .stroke( "green" , 3) // Set the font .font( "Helvetica.ttf" , 60) //Call to drawText Function .drawText(100, 280, "w3wiki!" ) // Invoke border function with 62 * 32 .border(62, 32) // Process and write the image .write( "border2.png" , function (err) { if (!err) console.log( 'done' ); }); |
Output:
Reference:
- http://www.graphicsmagick.org/GraphicsMagick.html#details-border
- https://www.npmjs.com/package/gm
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