What does rectangle mean? How to use elipse and rectangle to draw pictures

Tomorin
Release: 2018-08-17 14:46:06
Original
5610 people have browsed it

In this chapter we will introducedrawing with ellipse and rectangle, and introduce in examplesWhat rectangle means: Rectangle is a function, use this function to draw a rectangle, you can use the current brush to draw Rectangular outline, filled with the current brush.

What is rectangle:

Rectangle stores a set of four integers, representing the position and size of a rectangle

Syntax :

[SerializableAttribute]
[TypeConverterAttribute(typeof(RectangleConverter))]
[ComVisibleAttribute(true)]
public struct Rectangle
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Program source code:

#!/usr/bin/python# -*- coding: UTF-8 -*-if __name__ == '__main__':
    from Tkinter import *
    canvas = Canvas(width = 400,height = 600,bg = 'white')
    left = 20
    right = 50
    top = 50
    num = 15
    for i in range(num):
        canvas.create_oval(250 - right,250 - left,250 + right,250 + left)
        canvas.create_oval(250 - 20,250 - top,250 + 20,250 + top)
        canvas.create_rectangle(20 - 2 * i,20 - 2 * i,10 * (i + 2),10 * ( i + 2))
        right += 5
        left += 5
        top += 10
    canvas.pack()
    mainloop()
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The output result of the above example is:

What does rectangle mean? How to use elipse and rectangle to draw pictures


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