84 lines
2.7 KiB
Python
84 lines
2.7 KiB
Python
# Import a library of functions called 'pygame'
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import pygame
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from math import pi
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# Initialize the game engine
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pygame.init()
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# Define the colors we will use in RGB format
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BLACK = ( 0, 0, 0)
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WHITE = (255, 255, 255)
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BLUE = ( 0, 0, 255)
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GREEN = ( 0, 255, 0)
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RED = (255, 0, 0)
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# Set the height and width of the screen
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size = [400, 300]
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screen = pygame.display.set_mode(size)
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pygame.display.set_caption("Example code for the draw module")
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#Loop until the user clicks the close button.
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done = False
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clock = pygame.time.Clock()
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while not done:
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# This limits the while loop to a max of 10 times per second.
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# Leave this out and we will use all CPU we can.
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clock.tick(10)
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for event in pygame.event.get(): # User did something
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if event.type == pygame.QUIT: # If user clicked close
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done=True # Flag that we are done so we exit this loop
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# All drawing code happens after the for loop and but
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# inside the main while done==False loop.
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# Clear the screen and set the screen background
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screen.fill(WHITE)
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# Draw on the screen a GREEN line from (0,0) to (50.75)
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# 5 pixels wide.
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pygame.draw.line(screen, GREEN, [0, 0], [50,30], 5)
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# Draw on the screen a GREEN line from (0,0) to (50.75)
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# 5 pixels wide.
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pygame.draw.lines(screen, BLACK, False, [[0, 80], [50, 90], [200, 80], [220, 30]], 5)
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# Draw on the screen a GREEN line from (0,0) to (50.75)
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# 5 pixels wide.
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pygame.draw.aaline(screen, GREEN, [0, 50],[50, 80], True)
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# Draw a rectangle outline
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pygame.draw.rect(screen, BLACK, [75, 10, 50, 20], 2)
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# Draw a solid rectangle
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pygame.draw.rect(screen, BLACK, [150, 10, 50, 20])
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# Draw an ellipse outline, using a rectangle as the outside boundaries
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pygame.draw.ellipse(screen, RED, [225, 10, 50, 20], 2)
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# Draw an solid ellipse, using a rectangle as the outside boundaries
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pygame.draw.ellipse(screen, RED, [300, 10, 50, 20])
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# This draws a triangle using the polygon command
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pygame.draw.polygon(screen, BLACK, [[100, 100], [0, 200], [200, 200]], 5)
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# Draw an arc as part of an ellipse.
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# Use radians to determine what angle to draw.
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pygame.draw.arc(screen, BLACK,[210, 75, 150, 125], 0, pi/2, 2)
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pygame.draw.arc(screen, GREEN,[210, 75, 150, 125], pi/2, pi, 2)
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pygame.draw.arc(screen, BLUE, [210, 75, 150, 125], pi,3*pi/2, 2)
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pygame.draw.arc(screen, RED, [210, 75, 150, 125], 3*pi/2, 2*pi, 2)
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# Draw a circle
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pygame.draw.circle(screen, BLUE, [60, 250], 40)
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# Go ahead and update the screen with what we've drawn.
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# This MUST happen after all the other drawing commands.
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pygame.display.update()
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# Be IDLE friendly
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pygame.quit()
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