pygame-pillow-pieslice

Author: furas

pygame/pillow-image-pieslice/README.md

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+
+## example-1.py
+
+`PyGame` has no function to create filled `arc`/`pie` but we can use `PIL/pillow` to generate transparent bitmap with `pieslice` and convert to `PyGame` image to display it.
+
+![#1](screenshots/image-1.png?raw=true)

pygame/pillow-image-pieslice/example-1.py

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+#!/usr/bin/env python3
+
+import pygame
+import pygame.gfxdraw
+from PIL import Image, ImageDraw
+
+# --- constants ---
+
+BLACK = (  0,   0,   0)
+WHITE = (255, 255, 255)
+BLUE  = (  0,   0, 255)
+GREEN = (  0, 255,   0)
+RED   = (255,   0,   0)
+GREY  = (128, 128, 128)
+
+PI = 3.1415
+
+# --- main ----
+
+pygame.init()
+screen = pygame.display.set_mode((800,600))
+
+# - generate PIL image -
+
+pil_size = 300
+
+pil_image = Image.new("RGBA", (pil_size, pil_size))
+pil_draw = ImageDraw.Draw(pil_image)
+#pil_draw.arc((0, 0, pil_size-1, pil_size-1), 0, 270, fill=RED)
+pil_draw.pieslice((0, 0, pil_size-1, pil_size-1), 330, 0, fill=GREY)
+
+# - convert to PyGame image -
+
+mode = pil_image.mode
+size = pil_image.size
+data = pil_image.tobytes()
+
+image = pygame.image.fromstring(data, size, mode)
+image_rect = image.get_rect(center=screen.get_rect().center)
+
+# - mainloop -
+
+clock = pygame.time.Clock()
+running = True
+
+while running:
+
+    clock.tick(10)
+
+    for event in pygame.event.get():
+        if event.type == pygame.QUIT:
+            running = False
+        if event.type == pygame.KEYDOWN:
+            if event.key == pygame.K_ESCAPE:
+                running = False
+
+    screen.fill(RED)
+    #pygame.draw.arc(screen, BLACK, (300, 200, 200, 200), 0, PI/2, 1)
+    #pygame.gfxdraw.pie(screen, 400, 300, 100, 0, 90, RED)
+    #pygame.gfxdraw.arc(screen, 400, 300, 100, 90, 180, GREEN)
+    screen.blit(image, image_rect)
+    pygame.display.flip()
+
+# - end -
+
+pygame.quit()