Merge pull request #61 from pushingice/master

Add basic screen manager example

examples/core/core_basic_screen_manager.py

@@ -0,0 +1,62 @@
+from pyray import *
+from enum import Enum, auto
+
+SCREEN_WIDTH = 800
+SCREEN_HEIGHT = 450
+
+
+class GameScreen(Enum):
+    LOGO = auto()
+    TITLE = auto()
+    GAMEPLAY = auto()
+    ENDING = auto()
+
+
+def main():
+    init_window(SCREEN_WIDTH, SCREEN_HEIGHT,
+                "raylib [core] example - basic screen manager")
+
+    frame_count = 0
+    set_target_fps(60)
+    current_screen = GameScreen.LOGO
+
+    while not window_should_close():
+
+        # State machine
+        if current_screen == GameScreen.LOGO:
+            frame_count += 1
+            if frame_count > 120:
+                current_screen = GameScreen.TITLE
+        elif current_screen == GameScreen.TITLE:
+            if is_key_pressed(KEY_ENTER) or is_gesture_detected(GESTURE_TAP):
+                current_screen = GameScreen.GAMEPLAY
+        elif current_screen == GameScreen.GAMEPLAY:
+            if is_key_pressed(KEY_ENTER) or is_gesture_detected(GESTURE_TAP):
+                current_screen = GameScreen.ENDING
+        elif current_screen == GameScreen.ENDING:
+            if is_key_pressed(KEY_ENTER) or is_gesture_detected(GESTURE_TAP):
+                current_screen = GameScreen.TITLE
+
+        begin_drawing()
+        clear_background(RAYWHITE)
+        if current_screen == GameScreen.LOGO:
+            draw_text("LOGO SCREEN", 20, 20, 40, LIGHTGRAY)
+            draw_text("WAIT for 2 SECONDS...", 290, 220, 20, GRAY)
+        elif current_screen == GameScreen.TITLE:
+            draw_rectangle(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT, GREEN)
+            draw_text("TITLE SCREEN", 20, 20, 40, DARKGREEN)
+            draw_text("PRESS ENTER or TAP to JUMP to GAMEPLAY SCREEN", 120, 220, 20, DARKGREEN)
+        elif current_screen == GameScreen.GAMEPLAY:
+            draw_rectangle(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT, PURPLE)
+            draw_text("GAMEPLAY SCREEN", 20, 20, 40, MAROON)
+            draw_text("PRESS ENTER or TAP to JUMP to ENDING SCREEN", 120, 220, 20, MAROON)
+        elif current_screen == GameScreen.ENDING:
+            draw_rectangle(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT, BLUE)
+            draw_text("ENDING SCREEN", 20, 20, 40, DARKBLUE)
+            draw_text("PRESS ENTER or TAP to JUMP to TITLE SCREEN", 120, 220, 20, DARKBLUE)
+        end_drawing()
+    close_window()
+
+
+if __name__ == '__main__':
+    main()