def draw(self) -> None: print("Drawing a circle") class Square: def draw(self) -> None: print("Drawing a square") display([Circle(), Square()]) 运行上述代码会依次打印“Drawing a circle”和“Drawing a square”,证明了Circle和Square尽管没有直接实现Drawable协议,但由于它们都定义了draw方法,...
线段/多段线 line (L) draw.line(((60,60),(90,60), (90,90), (60,90), (60,60))) #draw a square 点point (xy) #单像素点很小看不清,实际中可用实心小圆代替 多边形 polygon (L) draw.polygon([(60,60), (90,60), (90,90), (60,90)]) #draw a square 矩形rectangle (bbox) #...
12 pygame.draw.line(background, (255, 0, 0), (5, 100), (100, 100)) 13 14 #draw an unfilled square 15 pygame.draw.rect(background, (0, 255, 0), ((200, 5), (100, 100)), 3) 16 17 #draw a filled circle 18 pygame.draw.circle(background, (0, 0, 255), (400, 50), ...
drawSurface = ImageDraw.Draw(im) 基本绘画操作Basic methods of drawing surface 弧/弦/扇形 chord arc pieslice (bbox, strtAng, endAng) 椭圆ellipse (bbox) 线段/多段线 line (L) draw.line(((60,60),(90,60), (90,90), (60,90), (60,60))) #draw a square 点point (xy) #单像素点很...
"""Draws a square with sides of the given length. Returns the Turtle to the starting position and location. """ for i in range(4): t.fd(length) (90) def polyline(t, n, length, angle): """Draws n line segments. t: Turtle object ...
', 'answer': "An envelope.", 'accept': ['envelope']}, {'question': "Is it possible to draw a square with three sides?", 'answer': "Yes. All squares have three sides. They also have a fourth side.", 'accept': ['yes']}, {'question': "How many times can a piece of ...
How to draw a square in python using turtle Let us discuss,how to draw a square in python using turtle. First, we need to“import turtle”. After importing we have all the turtle functionality available. We need to create a new drawing board and a turtle. ...
1for iinrange(Board.BoardHeight):2forjinrange(Board.BoardWidth):3shape=self.shapeAt(j,Board.BoardHeight-i-1)45ifshape!=Tetrominoe.NoShape:6self.drawSquare(painter,7rect.left()+j*self.squareWidth(),8boardTop+i*self.squareHeight(),shape) ...
draw_square(colors[0]) draw_square(colors[1]) hideturtle() done() 输出: 解决方案 利用python turtle graphics进行画图,先利用循环画格子,然后利用setup生成一张画布,在对其进行颜色等的填充,最后完成。 代码清单 Courier New字体,23磅行间距from turtle import*def draw_square(color): begin_fill()#...
draw_square(colors[0]) draw_square(colors[1]) hideturtle() done() 结语 本次的算法创作我们选的是国际象棋棋盘的一个经典题目,我们从本次创作中先了解到了turtle的应用,我们第一次接触这个是在刚开学时学长利用这个库画出了一个爱心,所以我们对画图的特...