Moved all demo programs into subfolder

DemoPrograms/Demo_Pong.py

@@ -0,0 +1,186 @@
+#!/usr/bin/env python
+import sys
+if sys.version_info[0] >= 3:
+    import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
+import random
+import time
+from sys import exit as exit
+
+
+"""
+    Pong code supplied by Daniel Young (Neonzz)
+    Modified.  Original code: https://www.pygame.org/project/3649/5739
+"""
+
+class Ball:
+    def __init__(self, canvas, bat, bat2, color):
+        self.canvas = canvas
+        self.bat = bat
+        self.bat2 = bat2
+        self.playerScore = 0
+        self.player1Score = 0
+        self.drawP1 = None
+        self.drawP = None
+        self.id = self.canvas.create_oval(10, 10, 35, 35, fill=color)
+        self.canvas.move(self.id, 327, 220)
+        self.canvas_height = self.canvas.winfo_height()
+        self.canvas_width = self.canvas.winfo_width()
+        self.x = random.choice([-2.5, 2.5])
+        self.y = -2.5
+
+    def checkwin(self):
+        winner = None
+        if self.playerScore >= 10:
+            winner = 'Player left wins'
+        if self.player1Score >= 10:
+            winner = 'Player Right'
+        return winner
+
+
+    def updatep(self, val):
+        self.canvas.delete(self.drawP)
+        self.drawP = self.canvas.create_text(170, 50, font=('freesansbold.ttf', 40), text=str(val), fill='white')
+
+    def updatep1(self, val):
+        self.canvas.delete(self.drawP1)
+        self.drawP1 = self.canvas.create_text(550, 50, font=('freesansbold.ttf', 40), text=str(val), fill='white')
+
+    def hit_bat(self, pos):
+        bat_pos = self.canvas.coords(self.bat.id)
+        if pos[2] >= bat_pos[0] and pos[0] <= bat_pos[2]:
+            if pos[3] >= bat_pos[1] and pos[3] <= bat_pos[3]:
+                return True
+            return False
+
+    def hit_bat2(self, pos):
+        bat_pos = self.canvas.coords(self.bat2.id)
+        if pos[2] >= bat_pos[0] and pos[0] <= bat_pos[2]:
+            if pos[3] >= bat_pos[1] and pos[3] <= bat_pos[3]:
+                return True
+            return False
+
+    def draw(self):
+        self.canvas.move(self.id, self.x, self.y)
+        pos = self.canvas.coords(self.id)
+        if pos[1] <= 0:
+            self.y = 4
+        if pos[3] >= self.canvas_height:
+            self.y = -4
+        if pos[0] <= 0:
+            self.player1Score += 1
+            self.canvas.move(self.id, 327, 220)
+            self.x = 4
+            self.updatep1(self.player1Score)
+        if pos[2] >= self.canvas_width:
+            self.playerScore += 1
+            self.canvas.move(self.id, -327, -220)
+            self.x = -4
+            self.updatep(self.playerScore)
+        if self.hit_bat(pos):
+            self.x = 4
+        if self.hit_bat2(pos):
+            self.x = -4
+
+
+class pongbat():
+    def __init__(self, canvas, color):
+        self.canvas = canvas
+        self.id = self.canvas.create_rectangle(40, 200, 25, 310, fill=color)
+        self.canvas_height = self.canvas.winfo_height()
+        self.canvas_width = self.canvas.winfo_width()
+        self.y = 0
+
+    def up(self, evt):
+        self.y = -5
+
+    def down(self, evt):
+        self.y = 5
+
+    def draw(self):
+        self.canvas.move(self.id, 0, self.y)
+        pos = self.canvas.coords(self.id)
+        if pos[1] <= 0:
+            self.y = 0
+        if pos[3] >= 400:
+            self.y = 0
+
+
+class pongbat2():
+    def __init__(self, canvas, color):
+        self.canvas = canvas
+        self.id = self.canvas.create_rectangle(680, 200, 660, 310, fill=color)
+        self.canvas_height = self.canvas.winfo_height()
+        self.canvas_width = self.canvas.winfo_width()
+        self.y = 0
+
+    def up(self, evt):
+        self.y = -5
+
+    def down(self, evt):
+        self.y = 5
+
+    def draw(self):
+        self.canvas.move(self.id, 0, self.y)
+        pos = self.canvas.coords(self.id)
+        if pos[1] <= 0:
+            self.y = 0
+        if pos[3] >= 400:
+            self.y = 0
+
+
+def pong():
+    # ------------- Define GUI layout -------------
+    layout = [[sg.Canvas(size=(700, 400), background_color='black', key='canvas')],
+              [sg.T(''), sg.Button('Quit')]]
+    # ------------- Create window -------------
+    window = sg.Window('The Classic Game of Pong', return_keyboard_events=True).Layout(layout).Finalize()
+    # window.Finalize()                  # TODO Replace with call to window.Finalize once code released
+
+    # ------------- Get the tkinter Canvas we're drawing on -------------
+    canvas = window.FindElement('canvas').TKCanvas
+
+    # ------------- Create line down center, the bats and ball -------------
+    canvas.create_line(350, 0, 350, 400, fill='white')
+    bat1 = pongbat(canvas, 'white')
+    bat2 = pongbat2(canvas, 'white')
+    ball1 = Ball(canvas, bat1, bat2, 'green')
+
+    # ------------- Event Loop -------------
+    while True:
+        # ------------- Draw ball and bats -------------
+        ball1.draw()
+        bat1.draw()
+        bat2.draw()
+
+        # ------------- Read the form, get keypresses -------------
+        event, values = window.Read(timeout=0)
+        # ------------- If quit  -------------
+        if event is None or event == 'Quit':
+            exit(69)
+        # ------------- Keypresses -------------
+        if event is not None:
+            if event.startswith('Up'):
+                bat2.up(2)
+            elif event.startswith('Down'):
+                bat2.down(2)
+            elif event == 'w':
+                bat1.up(1)
+            elif event == 's':
+                bat1.down(1)
+
+        if ball1.checkwin():
+            sg.Popup('Game Over', ball1.checkwin() + ' won!!')
+            break
+
+
+        # ------------- Bottom of loop, delay between animations -------------
+        # time.sleep(.01)
+        canvas.after(10)
+
+if __name__ == '__main__':
+    pong()
+
+
+