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main.py

@@ -1,5 +1,69 @@
-#!/usr/bin/env python3
-
-
-with open("soubor.txt", "r") as f:
-    pass
+import pylab as pl
+import tkinter as tk
+from pylab import linspace, pi, plot,sin,cos, show,grid,legend
+from os.path import basename, splitext
+from tkinter import *
+class Application(tk.Tk):
+    name = basename(splitext(basename(__file__.capitalize()))[0])
+    name = "Graf"
+    def __init__(self):
+        super().__init__(className=self.name)
+        self.var_entryP = tk.IntVar()
+        self.var_entryF = tk.IntVar()
+        self.var_entryA = tk.IntVar()     
+        self.title(self.name)
+        self.bind("<Escape>", self.quit)
+        self.lbl = tk.Label(self, text="Graf")
+        self.lbl.pack()
+        self.btnVypsat = tk.Button(self, text="Načtení ze souboru", command=self.zeSouboru)
+        self.btnVypsat.pack()
+        self.lbl1 = tk.Label(self, text=" Napište počet period")
+        self.lbl1.pack()
+        self.entryP  = tk.Entry(self, textvariable = self.var_entryP)
+        self.entryP.pack()
+        self.lbl3 = tk.Label(self, text="Napište Frekvenci")
+        self.lbl3.pack()
+        self.entryF  = tk.Entry(self, textvariable = self.var_entryF)
+        self.entryF.pack()
+        self.lbl4 = tk.Label(self, text="Napište Amplitudu")
+        self.lbl4.pack()
+        self.entryA  = tk.Entry(self, textvariable = self.var_entryA)
+        self.entryA.pack()
+        self.btnGraf = tk.Button(self, text="Načtení grafu", command=self.graf)
+        self.btnGraf.pack()
+        self.btn = tk.Button(self, text="Odejít", command=self.quit)
+        self.btn.pack()
+    def about(self):
+        window = About(self)
+        window.grab_set()
+    def quit(self, event=None):
+        super().quit()
+    def graf(self):
+        self.f = self.var_entryF.get()
+        self.a = self.var_entryA.get()
+        self.p = self.var_entryP.get()
+        t = pl.linspace(0, self.p/self.f, self.f*10000)
+        y = self.a * (pl.cos(2*pi*self.f*t ))
+        pl.plot(t,y)
+        pl.title("výkon")
+        pl.xlabel("t[s]")
+        pl.ylabel("u[V],i[A], p[W]")
+        pl.show()
+    def zeSouboru(self):
+        f = open("soubor-win.txt", "r")
+        x = []
+        y = []
+        while 1:
+            radek = f.readline()
+            if radek =="":
+                break
+            cisla = radek.split()
+            x.append(float(cisla[0]))
+            y.append(float(cisla[1]))
+        f.close()
+        pl.figure()
+        pl.plot(x,y)
+        pl.grid(True)
+        pl.show()
+app = Application()
+app.mainloop()