Added configuration wizard

manim_presentation/wizard.py

@@ -0,0 +1,51 @@
+import cv2
+import numpy as np
+import json
+import os
+import sys
+
+def prompt(question):
+    font_args = (cv2.FONT_HERSHEY_SIMPLEX, 0.7, 255)
+    display = np.zeros((130, 420), np.uint8)
+    
+    cv2.putText(
+        display,
+        "* Manim Presentation Wizard *",
+        (50, 33),
+        *font_args
+    )
+    cv2.putText(
+        display,
+        question,
+        (30, 85),
+        *font_args
+    )
+
+    cv2.imshow("wizard", display)
+    return cv2.waitKeyEx(-1)
+
+def main():
+    if(os.path.exists("./manim-presentation.json")):
+        print("The manim-presentation.json configuration file exists")
+        ans = input("Do you want to continue and overwrite it? (y/n): ")
+        if ans != "y": sys.exit(0)
+
+    prompt("Press any key to continue")
+    PLAYPAUSE_KEY = prompt("Press the PLAY/PAUSE key")
+    CONTINUE_KEY = prompt("Press the CONTINUE/NEXT key")
+    BACK_KEY = prompt("Press the BACK key")
+    REWIND_KEY = prompt("Press the REWIND key")
+    QUIT_KEY = prompt("Press the QUIT key")
+    
+    config_file = open("./manim-presentation.json", "w")
+    json.dump(dict(
+        PLAYPAUSE_KEY=PLAYPAUSE_KEY,
+        CONTINUE_KEY=CONTINUE_KEY,
+        BACK_KEY=BACK_KEY,
+        REWIND_KEY=REWIND_KEY,
+        QUIT_KEY=QUIT_KEY
+    ), config_file)
+    config_file.close()
+
+    
+