Pgmagick swirl() 方法 – Python

swirl()函数是 Pgmagick 库中的一个内置函数，用于围绕图像的中心。度数指定漩涡的紧密度。

Syntax: 

Parameters: This function accepts single parameter as mentioned above and described below:  

• angle: This parameter stores the angle of the swirl.

Return Value: This function returns the Pgmagick object with image added. 
 

输入图像：

示例 1：

Python3

swirl(angle)

Python3

from pgmagick import Image, DrawableCircle, DrawableText
from pgmagick import Geometry, Color
 
# draw the image of dimension 600 * 600
img = Image('input.png')
 
# invoke swirl function with angle 30
img.swirl(30)
 
# invoke write function along with filename
img.write('2_a.png')

输出：

示例 2：

Python3

# import library
from pgmagick import Image, DrawableCircle, DrawableText
from pgmagick import Geometry, Color
 
# Draw image of dimension 600 * 600 having background green
im = Image(Geometry(600, 600), Color("# 32CD32"))
 
# invoke DrawableCircle() function
circle = DrawableCircle(100, 100, 300, 20)
 
# invoke draw() function
im.draw(circle)
 
# set font size to 40px
im.fontPointsize(40)
 
# invoke DrawableText() function
text = DrawableText(250, 450, "GeeksForGeeks")
 
# invoke draw() function
im.draw(text)
 
# invoke swirl function with angle 80
im.swirl(80)
 
# invoke write function along with filename
im.write('1_b.png')

输出：