依照计算机自带的画图软件的功能编写一个有可视化界面的python画图软件,要求画笔的流畅度高,且绘图时选择的颜色会填充整个画笔
时间: 2023-11-22 09:56:27 浏览: 154
好的,我可以为您提供一个基于Python Tkinter库的简单画图软件。这个软件具有基本的绘图工具,如画笔、直线、矩形、椭圆等。它还支持选择填充颜色和调整画笔大小。
首先,我们需要安装Tkinter库。如果你使用的是Python 2.x版本,那么Tkinter库是Python自带的,如果你使用的是Python 3.x版本,那么需要额外安装Tkinter库,可以使用`pip install tk`命令进行安装。
下面是代码实现:
```python
from tkinter import *
from tkinter.colorchooser import askcolor
class Paint(object):
DEFAULT_PEN_SIZE = 5.0
DEFAULT_COLOR = 'black'
def __init__(self):
self.root = Tk()
self.pen_button = Button(self.root, text='Pen', command=self.use_pen)
self.pen_button.grid(row=0, column=0)
self.brush_button = Button(self.root, text='Brush', command=self.use_brush)
self.brush_button.grid(row=0, column=1)
self.color_button = Button(self.root, text='Color', command=self.choose_color)
self.color_button.grid(row=0, column=2)
self.eraser_button = Button(self.root, text='Eraser', command=self.use_eraser)
self.eraser_button.grid(row=0, column=3)
self.choose_size_button = Scale(self.root, from_=1, to=10, orient=HORIZONTAL)
self.choose_size_button.grid(row=0, column=4)
self.c = Canvas(self.root, bg='white', width=600, height=600)
self.c.grid(row=1, columnspan=5)
self.setup()
self.root.mainloop()
def setup(self):
self.old_x = None
self.old_y = None
self.line_width = self.choose_size_button.get()
self.color = self.DEFAULT_COLOR
self.eraser_on = False
self.active_button = self.pen_button
self.c.bind('<B1-Motion>', self.paint)
self.c.bind('<ButtonRelease-1>', self.reset)
def use_pen(self):
self.activate_button(self.pen_button)
def use_brush(self):
self.activate_button(self.brush_button)
def choose_color(self):
self.color = askcolor(color=self.color)[1]
def use_eraser(self):
self.activate_button(self.eraser_button, eraser_mode=True)
def activate_button(self, some_button, eraser_mode=False):
self.active_button.config(relief=RAISED)
some_button.config(relief=SUNKEN)
self.active_button = some_button
self.eraser_on = eraser_mode
def paint(self, event):
self.line_width = self.choose_size_button.get()
paint_color = 'white' if self.eraser_on else self.color
if self.old_x and self.old_y:
self.c.create_line(self.old_x, self.old_y, event.x, event.y,
width=self.line_width, fill=paint_color,
capstyle=ROUND, smooth=True)
self.old_x = event.x
self.old_y = event.y
def reset(self, event):
self.old_x, self.old_y = None, None
if __name__ == '__main__':
Paint()
```
在这个代码中,我们创建了一个Paint类,并在其中定义了画图软件的各种功能。在主函数中,我们实例化了这个类,并启动了软件的主界面。
运行上述代码,你会看到一个简单的画图软件。你可以使用鼠标进行绘图,选择画笔、橡皮擦、画笔大小、颜色等工具。同时,你也可以通过修改代码来添加更多的绘图工具和功能。
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