Node.js GM drawPolygon() Function
The drawPolygon() function is an inbuilt function in the GraphicsMagick library which is used to draw a polygon with specified coordinates. The function returns the true value of success.
Syntax:
drawPolygon( [x0, y0], ... ,[xn, yn] )
Parameters: This function accepts the array of x and y coordinates.
Return Value: This function returns the GraphicsMagick object.
Example 1:
javascript
const gm = require( 'gm' );
gm(500, 200, 'white' )
.stroke( "green" , 3)
.font( "Helvetica.ttf" , 60)
.drawText(30, 160, "GeeksforGeeks!" )
.drawPolygon([12, 60], [45, 79],
[80, 120], [300, 32], [300, 98])
.write( "drawPolygon1.png" , function (err) {
if (!err) console.log( 'done' );
});
|
Output:
Example 2:
javascript
const gm = require( 'gm' );
.stroke( "#000000" , 5)
.drawPolygon([12, 60], [45, 79], [80, 120], [300, 32])
.write( "drawPolygon1.png" , function (err) {
if (!err) console.log( 'done' );
});
|
Output:
Reference:
Last Updated :
30 Mar, 2023
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