2 changed files with 331 additions and 227 deletions
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"""Classe d'application tk""" |
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import math |
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import tkinter as tk |
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from package.data_structure import Pile_chaine |
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from package.expression import Expression |
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def change_appearance_mode_event(new_appearance_mode: str) -> None: |
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"""Change le thème de sombre à Claire""" |
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ctk.set_appearance_mode(new_appearance_mode) |
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def parse_string_to_list(text: str) -> list: |
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""" Transforme le text en liste d'éléments intelligible par le programme """ |
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text = list(text) |
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result = [] |
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buffer_function = "" |
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buffer_number = "" |
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number_first = False # Savoir dans quel ordre sont les chiffres et les lettres |
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for char in text: |
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if char == 'e': |
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result.append(math.e) |
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elif char == '𝜋': |
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result.append(math.pi) |
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elif char.isdigit() or char == ".": |
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buffer_number += char |
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if len(buffer_function) == 0: |
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number_first = True |
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elif char.isalpha(): |
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buffer_function += char |
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else: |
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if number_first: |
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result.append(float(buffer_number)) |
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buffer_number = "" |
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number_first = False |
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if len(buffer_function) != 0: |
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result.append('*') |
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result.append(buffer_function) |
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buffer_function = "" |
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elif char == '(': |
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result.append('*') |
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else: |
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if len(buffer_function) != 0: |
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result.append(buffer_function) |
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buffer_function = "" |
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if len(buffer_number) != 0: |
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result.append(float(buffer_number)) |
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buffer_number = "" |
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number_first = False |
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result.append(char) |
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if len(buffer_number) != 0: |
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result.append(float(buffer_number)) |
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if len(buffer_function) != 0: |
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result.append('*') |
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result.append(buffer_function) |
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elif len(buffer_function) != 0: |
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result.append(buffer_function) |
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return result |
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def npi2tree(expr: list) -> Expression: |
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""" Renvoie l'arbre formé à partir de l'expression donnée""" |
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pile = Pile_chaine() |
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for val in expr: |
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if not type(val) is float and val != "x": |
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# on inverse pour avoir les nombres dans le bon ordre |
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nombre2 = pile.depiler() |
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if not pile.est_vide(): |
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pile.empiler(Expression(val, pile.depiler(), nombre2)) |
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else: |
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pile.empiler(Expression(val, nombre2)) |
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else: |
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pile.empiler(Expression(val)) |
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return pile.sommet() |
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def inf2npi(expr: list) -> list: |
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"""Transforme une expression infixé en notation polonaise inversée""" |
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operator_stack = Pile_chaine() |
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operator_priority = { |
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'+': 1, |
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'-': 1, |
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'*': 2, |
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'^': 3, |
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'/': 2, |
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'(': 0, |
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')': 0 |
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} |
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output = [] |
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for val in expr: |
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if type(val) is float or val == 'x': |
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output.append(val) |
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else: |
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if operator_stack.est_vide() or ( val == '(' or operator_priority[val] > operator_priority[operator_stack.sommet()]): |
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operator_stack.empiler(val) |
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else: |
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while not operator_stack.est_vide(): |
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if operator_stack.sommet() == '(': |
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operator_stack.depiler() |
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else: |
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output.append(operator_stack.depiler()) |
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if val != ')': |
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operator_stack.empiler(val) |
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while not operator_stack.est_vide(): |
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output.append(operator_stack.depiler()) |
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return output |
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class Tk_app(tk.Tk): |
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"""Classe d'application graphique si python < 3.7""" |
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def __init__(self) -> None: |
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super().__init__() |
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self.fonction_screen_height = None |
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self.fonction_screen_width = None |
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# touches de la calculette |
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self.keys = [] |
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for i, val in enumerate(["←", "cos", "sin", "tan", "→", "x", "e", "√", "^", "𝜋", 7, 8, 9, "(", ")", 4, 5, 6, "*", "/", 1, 2, 3, "+", "-", |
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"clear", 0, ".", "ln", "exe"]): # add numbers button |
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if type(val) == int: |
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self.keys.append(tk.Button(self, text=val, command=lambda x=val: self.add_value(x), background="blue", fg="gray90")) |
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elif val == "clear": |
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self.keys.append(tk.Button(self, text=val, command=self.clear_screen)) |
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elif val == "←": |
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self.keys.append(tk.Button(self, text=val, command=self.move_cursor_left)) |
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elif val == "→": |
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self.keys.append(tk.Button(self, text=val, command=self.move_cursor_right)) |
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else: |
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self.keys.append(tk.Button(self, text=val, command=lambda x=val: self.add_value(x))) |
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self.keys[i].grid(row=i//5+1, column=i % 5+1, sticky="NSEW", padx=5, pady=5) |
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# Calcul Frame |
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self.calcul_frame = tk.Frame(self, bg="gray30") |
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self.calcul_screen = tk.Label(self.calcul_frame, text="hello") |
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self.calcul_screen.pack(fill="both", expand=True) |
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self.calcul_entry = tk.Entry(self.calcul_frame, width=50) |
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self.calcul_entry.pack(fill="both", expand=True) |
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# Fonction Frame |
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self.fonction_frame = tk.Frame(self, bg="gray30") |
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self.fonction_bornes_frame = tk.Frame(self.fonction_frame) |
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self.fonction_bornes_entry = tk.Entry(self.fonction_bornes_frame) |
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self.fonction_bornes_entry.insert(0, "-100,100") |
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self.fonction_bornes_entry.grid(sticky="ew", row=1, padx=10) |
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self.fonction_bornes_text = tk.Label(self.fonction_bornes_frame, text="Entrez les bornes de tracé: (min, max)") |
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self.fonction_bornes_text.grid(sticky="ew", row=0) |
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self.fonction_bornes_frame.grid(sticky="ns", column=0, rowspan=2) |
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self.fonction_screen = tk.Canvas(self.fonction_frame) |
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self.fonction_screen.grid(sticky="nsew", column=1, row=0) |
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self.fonction_entry = tk.Entry(self.fonction_frame) |
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self.fonction_entry.grid(sticky='ew', column=1, row=1) |
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# navigation menu |
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self.navigation_frame = tk.Frame(self, bg="gray50") |
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self.navigation_frame.grid(row=0, rowspan=10, column=0, sticky="nsew") |
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self.titre = tk.Label(self.navigation_frame, text="Wx Calculator", compound="left" |
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, font=tk.font.Font(size=15, weight="bold")) |
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self.titre.grid(row=0, column=0, padx=20, pady=20) |
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self.home_button = tk.Button(self.navigation_frame, height=3 |
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, text="Calcul", bg="gray30", fg="gray10", anchor="w" |
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, command=lambda: self.select_frame_by_name("Calcul")) |
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self.home_button.grid(row=1, column=0, sticky="ew") |
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self.function_button = tk.Button(self.navigation_frame, height=3 |
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, text="Fonction", bg="gray30", fg="gray10", anchor="w" |
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, command=lambda: self.select_frame_by_name("Fonction")) |
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self.function_button.grid(row=2, column=0, sticky="ew") |
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self.mode = 'Calcul' |
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# select default frame |
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self.select_frame_by_name("Calcul") |
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def select_frame_by_name(self, name): |
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"""Change de mode : passe de calcul à fonction""" |
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# set button color for selected button |
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self.home_button.configure(bg="gray75" if name == "Calcul" else "gray30") |
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self.function_button.configure(bg="gray75" if name == "Fonction" else "gray30") |
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# show selected frame |
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if name == "Calcul": |
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self.mode = "Calcul" |
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self.calcul_frame.grid(padx=20, pady=20, columnspan=5, column=1, row=0, sticky="nsew") |
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self.keys[-1].configure(command=self.calculate) |
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else: |
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self.calcul_frame.grid_forget() |
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if name == "Fonction": |
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self.mode = "Fonction" |
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self.fonction_frame.grid(columnspan=5, column=1, row=0, padx=20, pady=20, sticky="ns") |
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self.fonction_frame.update() |
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self.fonction_screen_width = self.fonction_screen.winfo_width() |
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self.keys[-1].configure(command=self.draw_graph) |
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self.fonction_screen_height = self.fonction_screen.winfo_height() |
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else: |
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self.fonction_frame.grid_forget() |
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def add_value(self, value) -> None: |
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"""Ajoute le charactère à la suite de l'expression""" |
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parenthesis = False |
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if value == "e": |
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value += "^" |
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if value == "(": |
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value += ")" |
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parenthesis = True |
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elif value in ["ln", "cos", "sin", "tan", "√"]: |
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value += "()" |
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parenthesis = True |
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if self.mode == 'Fonction': |
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self.fonction_entry.insert(tk.INSERT, value) |
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else: |
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self.calcul_entry.insert(tk.INSERT, value) |
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if parenthesis: |
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self.move_cursor_left() |
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def clear_screen(self) -> None: |
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"""Enlève l'affichage actuel""" |
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if self.mode == "Calcul": |
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self.calcul_screen.configure(text="") |
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self.calcul_entry.delete('0', 'end') |
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else: |
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self.fonction_screen.delete('all') |
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self.fonction_entry.delete(0, 'end') |
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def move_cursor_left(self): |
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"""Déplace le curseur à gauche""" |
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if self.mode == "Calcul": |
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pos = self.calcul_entry.index(tk.INSERT) |
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if pos > 0: |
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self.calcul_entry.icursor(pos -1) |
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else: |
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pos = self.fonction_entry.index(tk.INSERT) |
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if pos > 0: |
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self.fonction_entry.icursor(pos-1) |
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def move_cursor_right(self): |
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"""Déplace le curseur à droite""" |
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if self.mode == "Calcul": |
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pos = self.calcul_entry.index(tk.INSERT) |
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if pos < len(self.calcul_entry.get()): |
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self.calcul_entry.icursor(pos + 1) |
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else: |
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pos = self.fonction_entry.index(tk.INSERT) |
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if pos < len(self.fonction_entry.get()): |
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self.fonction_entry.icursor(pos + 1) |
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def draw_framing(self, min_x, max_x, min_y, max_y): |
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"""Dessine le cadrillage du graphique""" |
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ratio = self.fonction_screen_height / self.fonction_screen_width # longueur par largeur du canvas |
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# position du max dans l'interval |
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abscisse = max_y / (abs(min_y)+abs(max_y)) |
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ordonnee = max_x / (abs(min_x)+abs(max_x)) |
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for i in range(20): # dessin des lignes verticales |
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if i == int(20 - 20*ordonnee): |
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self.fonction_screen.create_line(0 + i * self.fonction_screen_width/20, 0 |
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, 0 + i * self.fonction_screen_width/20, self.fonction_screen_height |
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, fill='red', width=4) |
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text = self.fonction_screen.create_text(0 + i * self.fonction_screen_width/20, 10, text=max_y) |
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rect = self.fonction_screen.create_rectangle(self.fonction_screen.bbox(text), fill="white") |
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self.fonction_screen.tag_lower(rect, text) |
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text = self.fonction_screen.create_text(0 + i * self.fonction_screen_width/20, |
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self.fonction_screen_height - 10, text=min_y) |
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rect = self.fonction_screen.create_rectangle(self.fonction_screen.bbox(text), fill="white") |
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self.fonction_screen.tag_lower(rect, text) |
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else: |
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self.fonction_screen.create_line(0 + i * self.fonction_screen_width/20, 0 |
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, 0 + i * self.fonction_screen_width/20, self.fonction_screen_height |
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, fill='red') |
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nb_abscisse_lines = int(20*ratio) # nombre de lignes horizontales à tracer |
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for i in range(nb_abscisse_lines): # dessin des lignes horizontales |
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if i == math.ceil(nb_abscisse_lines * abscisse): # tracer de l'axe des abscisses |
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self.fonction_screen.create_line(0, 0 + i * self.fonction_screen_width/20 |
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, self.fonction_screen_width |
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, 0 + i * self.fonction_screen_width/20, fill='red' |
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, width=4) |
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text = self.fonction_screen.create_text(15, 0 + i * self.fonction_screen_width/20 |
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, text=min_x) |
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rect = self.fonction_screen.create_rectangle(self.fonction_screen.bbox(text) |
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, fill="white") |
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self.fonction_screen.tag_lower(rect, text) |
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text = self.fonction_screen.create_text(self.fonction_screen_width - 15 |
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, 0 + i * self.fonction_screen_width/20 |
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, text=max_x) |
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rect = self.fonction_screen.create_rectangle(self.fonction_screen.bbox(text), fill="white") |
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self.fonction_screen.tag_lower(rect, text) |
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else: |
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self.fonction_screen.create_line(0, 0 + i * self.fonction_screen_width/20 |
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, self.fonction_screen_width |
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, 0 + i * self.fonction_screen_width/20, fill='red') |
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def calculate(self) -> None: |
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"""Calcule dans la partie graphique""" |
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exp = parse_string_to_list(self.calcul_entry.get()) |
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exp = npi2tree(inf2npi(exp)) |
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exp.print_tree() |
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try: |
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result = exp.evalue() |
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except ZeroDivisionError: |
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result = "ERREUR" |
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self.calcul_screen.configure(text=result) |
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def draw_graph(self): |
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"""Dessine les points du graphique""" |
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self.fonction_screen.delete('all') |
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min_x, max_x = map(int, self.fonction_bornes_entry.get().split(',')) |
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fonction_points = npi2tree(inf2npi(parse_string_to_list(self.fonction_entry.get()))).valeurs_de_fonction(min_x, max_x) |
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max_y = max(fonction_points, key=lambda item: item[1])[1] |
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min_y = min(fonction_points, key=lambda item: item[1])[1] |
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self.draw_framing(min_x, max_x, min_y, max_y) |
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for i, (x, y) in enumerate(fonction_points): |
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image_x = i * (self.fonction_screen_width/len(fonction_points)) |
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image_y = self.fonction_screen_height - (y - min_y) * self.fonction_screen_height / (abs(max_y)+abs(min_y)) |
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self.fonction_screen.create_rectangle(image_x, image_y, image_x, image_y) |
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