特产网站开发的目的,wordpress 网页慢,卖房网站母亲节做什麽活动,广州企业开办一网通一、能够提供对话框窗口#xff0c;输入三角形的顶点坐标#xff1b;或者#xff0c;采用鼠标左键单击方式输入三角形的顶点坐标。
二、对输入的三角形顶点坐标进行五种基本几何变换#xff1a;
对于平移变换#xff0c;能够提供对话框窗口#xff0c;输入平移向量输入三角形的顶点坐标或者采用鼠标左键单击方式输入三角形的顶点坐标。
二、对输入的三角形顶点坐标进行五种基本几何变换
对于平移变换能够提供对话框窗口输入平移向量对于旋转变换能够提供对话框窗口输入旋转角度以逆时针为正对于缩放变换能够提供对话框窗口输入缩放因子对于错切变换能够提供对话框窗口输入错切系数对于反射变换要求实现关于X轴、Y轴、原点的反射变换。
实现效果 from tkinter import *
import tkinter as tk
import tkinter.simpledialog
import math
import matplotlib.pyplot as plt
import tkinter.messagebox
class CanvasDemo:def __init__(self):windowtk.Tk()window.title(3)window.geometry(500x250500300)frameFrame(window)frame.pack()menubarMenu(window)window.config(menumenubar)operationMenuMenu(menubar,tearoff0)menubar.add_cascade(labelOperation,menuoperationMenu)self.entry_x1 Entry(frame)self.entry_y1 Entry(frame)self.entry_x2 Entry(frame)self.entry_y2 Entry(frame)self.entry_x3 Entry(frame)self.entry_y3 Entry(frame)Label(frame, text请输入第一个点的横坐标).grid(row1, column0)Label(frame, text请输入第一个点的纵坐标).grid(row2, column0)Label(frame, text请输入第二个点的横坐标).grid(row3, column0)Label(frame, text请输入第二个点的纵坐标).grid(row4, column0)Label(frame, text请输入第三个点的横坐标).grid(row5, column0)Label(frame, text请输入第三个点的横坐标).grid(row6, column0)self.entry_x1.grid(row1, column1)self.entry_y1.grid(row2, column1)self.entry_x2.grid(row3, column1)self.entry_y2.grid(row4, column1)self.entry_x3.grid(row5, column1)self.entry_y3.grid(row6, column1)btSanButton(frame,text直接生成三角形,commandself.displaySan).grid(row1,column3,stickyW)btDrawSanButton(frame,text输入坐标生成,commandself.DrawSan).grid(row2, column3,stickyW)translate_button Button(frame, text平移, commandself.translate).grid(row3,column3,stickyW)rotate_button Button(frame, text旋转, commandself.rotate).grid(row3,column4,stickyW)scale_button Button(frame, text缩放, commandself.scale).grid(row3, column5,stickyW)shear_button Button(frame, text错切, commandself.shear).grid(row3, column6,stickyW)reflectx_button Button(frame, text关于x轴反射, commandself.reflectx).grid(row4, column3, stickyW)reflecty_button Button(frame, text关于y轴反射, commandself.reflecty).grid(row5, column3, stickyW)reflectxy_button Button(frame, text关于原点反射, commandself.reflectxy).grid(row6, column3, stickyW)operationMenu.add_command(label关于x轴反射,commandself.reflectx)operationMenu.add_command(label关于y轴反射, commandself.reflecty)operationMenu.add_command(label关于原点反射, commandself.reflectxy)window.mainloop()def displaySan(self):x [5,8,5,5]y [5,5,9,5]plt.plot(x, y)plt.xlim(-20, 20)plt.ylim(-20, 20)plt.show()def DrawSan(self):try:x1 int(self.entry_x1.get())y1 int(self.entry_y1.get())x2 int(self.entry_x2.get())y2 int(self.entry_y2.get())x3 int(self.entry_x3.get())y3 int(self.entry_y3.get())x[x1,x2,x3,x1]y[y1,y2,y3,y1]plt.plot(x,y)plt.xlim(-20, 20)plt.ylim(-20,20)plt.show()except ValueError:tkinter.messagebox.showerror(错误,请输入有效数字)def translate(self):x tk.simpledialog.askinteger(平移,请输入x方向的平移向量)y tk.simpledialog.askinteger(平移,请输入y方向的平移向量)x1 int(self.entry_x1.get())y1 int(self.entry_y1.get())x2 int(self.entry_x2.get())y2 int(self.entry_y2.get())x3 int(self.entry_x3.get())y3 int(self.entry_y3.get())xc [x1, x2, x3, x1]yd [y1, y2, y3, y1]cx1x1xcx2x2xcx3x3xcy1y1ycy2y2ycy3y3yx_[cx1,cx2,cx3,cx1]y_[cy1,cy2,cy3,cy1]plt.plot(xc, yd)plt.plot(x_,y_)plt.xlim(-20, 20)plt.ylim(-20, 20)plt.show()def rotate(self):angle tk.simpledialog.askinteger(旋转, 请输入旋转角度)x1 int(self.entry_x1.get())y1 int(self.entry_y1.get())x2 int(self.entry_x2.get())y2 int(self.entry_y2.get())x3 int(self.entry_x3.get())y3 int(self.entry_y3.get())angle_rad math.radians(angle)cos_val math.cos(angle_rad)sin_val math.sin(angle_rad)new_x1 x1 * cos_val - y1 * sin_valnew_y1 x1 * sin_val y1 * cos_valnew_x2 x2 * cos_val - y2 * sin_valnew_y2 x2 * sin_val y2 * cos_valnew_x3 x3 * cos_val - y3 * sin_valnew_y3 x3 * sin_val y3 * cos_valx[x1,x2,x3,x1]y[y1,y2,y3,y1]xc[new_x1,new_x2,new_x3,new_x1]yd[new_y1,new_y2,new_y3,new_y1]plt.plot(xc, yd)plt.plot(x,y)plt.xlim(-20, 20)plt.ylim(-20, 20)plt.show()def scale(self):x_scale tk.simpledialog.askfloat(缩放, 请输入x方向的缩放因子)y_scale tk.simpledialog.askfloat(缩放, 请输入y方向的缩放因子)x1 int(self.entry_x1.get())y1 int(self.entry_y1.get())x2 int(self.entry_x2.get())y2 int(self.entry_y2.get())x3 int(self.entry_x3.get())y3 int(self.entry_y3.get())new_x1 x1 * x_scalenew_y1 y1 * y_scalenew_x2 x2 * x_scalenew_y2 y2 * y_scalenew_x3 x3 * x_scalenew_y3 y3 * y_scalex [x1, x2, x3, x1]y [y1, y2, y3, y1]xc [new_x1, new_x2, new_x3, new_x1]yd [new_y1, new_y2, new_y3, new_y1]plt.plot(xc, yd)plt.plot(x, y)plt.xlim(-20, 20)plt.ylim(-20, 20)plt.show()def shear(self):shear_b tk.simpledialog.askfloat(错切, 请输入x方向错切系数b)shear_d tk.simpledialog.askfloat(错切, 请输入y方向错切系数d)x1 int(self.entry_x1.get())y1 int(self.entry_y1.get())x2 int(self.entry_x2.get())y2 int(self.entry_y2.get())x3 int(self.entry_x3.get())y3 int(self.entry_y3.get())new_x1 x1 shear_b*y1new_y1 y1 shear_d*x1new_x2 x2 shear_b*y2new_y2 y2 shear_d*x2new_x3 x3 shear_b*y3new_y3 y3 shear_d*x3x [x1, x2, x3, x1]y [y1, y2, y3, y1]xc [new_x1, new_x2, new_x3, new_x1]yd [new_y1, new_y2, new_y3, new_y1]plt.plot(xc, yd)plt.plot(x, y)plt.xlim(-20, 20)plt.ylim(-20, 20)plt.show()def reflectx(self):x1 int(self.entry_x1.get())y1 int(self.entry_y1.get())x2 int(self.entry_x2.get())y2 int(self.entry_y2.get())x3 int(self.entry_x3.get())y3 int(self.entry_y3.get())y1_reflect -y1y2_reflect -y2y3_reflect -y3x [x1, x2, x3, x1]y [y1, y2, y3, y1]xc [x1, x2, x3, x1]yd [y1_reflect,y2_reflect,y3_reflect,y1_reflect]plt.plot(xc, yd)plt.plot(x, y)plt.xlim(-20, 20)plt.ylim(-20, 20)plt.show()def reflecty(self):x1 int(self.entry_x1.get())y1 int(self.entry_y1.get())x2 int(self.entry_x2.get())y2 int(self.entry_y2.get())x3 int(self.entry_x3.get())y3 int(self.entry_y3.get())x1_reflect -x1x2_reflect -x2x3_reflect -x3x [x1, x2, x3, x1]y [y1, y2, y3, y1]xc [x1_reflect,x2_reflect,x3_reflect,x1_reflect]yd [y1, y2, y3, y1]plt.plot(xc, yd)plt.plot(x, y)plt.xlim(-20, 20)plt.ylim(-20, 20)plt.show()def reflectxy(self):x1 int(self.entry_x1.get())y1 int(self.entry_y1.get())x2 int(self.entry_x2.get())y2 int(self.entry_y2.get())x3 int(self.entry_x3.get())y3 int(self.entry_y3.get())x1_reflect -x1x2_reflect -x2x3_reflect -x3y1_reflect -y1y2_reflect -y2y3_reflect -y3x [x1, x2, x3, x1]y [y1, y2, y3, y1]xc [x1_reflect,x2_reflect,x3_reflect,x1_reflect]yd [y1_reflect,y2_reflect,y3_reflect,y1_reflect]plt.plot(xc, yd)plt.plot(x, y)plt.xlim(-20, 20)plt.ylim(-20, 20)plt.show()
CanvasDemo()
