Python是编程一种高级编程语言,具有简单、代码易学、画哆易读等优点。编程它的代码应用领域非常广泛,其中包括图形绘制。画哆本文将介绍如何用Python编写代码绘制哆啦A梦。编程
首先,代码我们需要导入Python中的画哆绘图库turtle。通过它,编程我们可以控制海龟在屏幕上绘制图形。代码代码如下:
```Python
import turtle
```
接下来,画哆我们需要定义一些常量,编程如哆啦A梦头部的代码半径、身体的画哆长度、手臂和脚的长度等。代码如下:
```Python
HEAD_RADIUS = 80
BODY_LENGTH = 180
ARM_LENGTH = 80
LEG_LENGTH = 100
```
然后,我们可以开始绘制哆啦A梦的头部。我们使用turtle.circle()函数来绘制一个圆形。代码如下:
```Python
turtle.penup()
turtle.goto(0, -HEAD_RADIUS)
turtle.pendown()
turtle.circle(HEAD_RADIUS)
```
接下来,我们绘制哆啦A梦的身体。使用turtle.forward()函数来绘制直线,turtle.left()和turtle.right()函数来控制海龟的转向。代码如下:
```Python
turtle.left(90)
turtle.forward(BODY_LENGTH)
turtle.left(90)
turtle.forward(HEAD_RADIUS * 2)
turtle.left(90)
turtle.forward(BODY_LENGTH)
```
接下来,我们绘制哆啦A梦的手臂。使用turtle.forward()和turtle.right()函数来控制海龟的移动和转向。代码如下:
```Python
turtle.right(90)
turtle.forward(ARM_LENGTH)
turtle.right(180)
turtle.forward(ARM_LENGTH)
turtle.right(180)
turtle.forward(ARM_LENGTH)
turtle.right(90)
```
接下来,我们绘制哆啦A梦的脚。代码如下:
```Python
turtle.left(90)
turtle.forward(LEG_LENGTH)
turtle.left(180)
turtle.forward(LEG_LENGTH)
turtle.right(90)
turtle.forward(LEG_LENGTH)
```
最后,我们可以在哆啦A梦的头部上绘制一个小圆和两条弯曲的线,来表示它的眼睛和嘴巴。代码如下:
```Python
turtle.penup()
turtle.goto(-HEAD_RADIUS / 2, HEAD_RADIUS / 2)
turtle.pendown()
turtle.circle(HEAD_RADIUS / 4)
turtle.penup()
turtle.goto(-HEAD_RADIUS / 2, HEAD_RADIUS / 4)
turtle.pendown()
turtle.right(30)
turtle.forward(HEAD_RADIUS / 2)
turtle.right(120)
turtle.forward(HEAD_RADIUS / 2)
```
最后,我们可以调用turtle.done()函数来保持窗口打开状态,以便我们可以欣赏我们的作品。完整的代码如下:
```Python
import turtle
HEAD_RADIUS = 80
BODY_LENGTH = 180
ARM_LENGTH = 80
LEG_LENGTH = 100
turtle.penup()
turtle.goto(0, -HEAD_RADIUS)
turtle.pendown()
turtle.circle(HEAD_RADIUS)
turtle.left(90)
turtle.forward(BODY_LENGTH)
turtle.left(90)
turtle.forward(HEAD_RADIUS * 2)
turtle.left(90)
turtle.forward(BODY_LENGTH)
turtle.right(90)
turtle.forward(ARM_LENGTH)
turtle.right(180)
turtle.forward(ARM_LENGTH)
turtle.right(180)
turtle.forward(ARM_LENGTH)
turtle.right(90)
turtle.left(90)
turtle.forward(LEG_LENGTH)
turtle.left(180)
turtle.forward(LEG_LENGTH)
turtle.right(90)
turtle.forward(LEG_LENGTH)
turtle.penup()
turtle.goto(-HEAD_RADIUS / 2, HEAD_RADIUS / 2)
turtle.pendown()
turtle.circle(HEAD_RADIUS / 4)
turtle.penup()
turtle.goto(-HEAD_RADIUS / 2, HEAD_RADIUS / 4)
turtle.pendown()
turtle.right(30)
turtle.forward(HEAD_RADIUS / 2)
turtle.right(120)
turtle.forward(HEAD_RADIUS / 2)
turtle.done()
```
运行代码,我们可以在窗口中看到一个可爱的哆啦A梦!