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Commit e6078b8

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shooting-Game
OOP CODE OPTIMIZATION Applied: tutorials #4, #5
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‎shooting-Game.py‎

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import pygame
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pygame.init()
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# NOTE: the coordinate in pygame is in the top-left of an object on the screen.
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win = pygame.display.set_mode((500, 480)) # dimensions of the window object
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pygame.display.set_caption("Guavadream Media LLC")
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walkRight = [pygame.image.load('C:/Users/19542/Desktop/game101/Game/R1.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/R2.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/R3.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/R4.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/R5.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/R6.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/R7.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/R8.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/R9.png')]
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walkLeft = [pygame.image.load('C:/Users/19542/Desktop/game101/Game/L1.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/L2.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/L3.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/L4.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/L5.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/L6.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/L7.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/L8.png'), pygame.image.load('C:/Users/19542/Desktop/game101/Game/L9.png')]
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bg = pygame.image.load('C:/Users/19542/Desktop/game101/Game/bg.jpg')
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char = pygame.image.load('C:/Users/19542/Desktop/game101/Game/standing.png')
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clock = pygame.time.Clock()
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#--------------------------------------------------------------------------------------------------------------------
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# OOP CODE OPTIMIZATION
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# Applied: tutorials #4, #5
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#----Class for character start---------------------------------------------------------------------------------------
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class player(object): # class attributes
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def __init__(self, x, y, width, height): # this defines our character...
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self.x = x
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self.y = y
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self.width = width
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self.height = height
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self.velocity = 5
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self.isJump = False
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self.jumpCount = 10
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self.left = False
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self.right = False
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self.walkCount = 0
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self.standing = True
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def draw(self, win):
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if self.walkCount + 1 >= 27: # NOTICE: the FPS here is 27 FPS
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self.walkCount = 0
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if not (self.standing): # if not standing, then the character is walking...
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if self.left:
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win.blit(walkLeft[self.walkCount//3], (self.x,self.y)) # integer divide by 3 integer division excludes the remainder, all the decimals, rounds off the number
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self.walkCount += 1
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elif self.right:
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win.blit(walkRight[self.walkCount//3], (self.x,self.y)) # integer divide by 3 integer division excludes the remainder, all the decimals, rounds off the number
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self.walkCount += 1
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else:
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if self.right:
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win.blit(walkRight[0], (self.x, self.y)) # shows the first animation of character looking to the right
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else:
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win.blit(walkLeft[0], (self.x, self.y)) # shows the first animation of character looking to the left
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#win.blit(char, (self.x,self.y)) # this plays the animation of the character standing and facing the screen.
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#----Class for character end-------------------------------------------------------------------------------------------
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#
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# ******************************
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#
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#----Class for projectile START-----------------------------------------------------------------------------------------
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class projectile(object): # facing parameter will == 1 or -1
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def __init__(self, x, y, radius, color, facing): # what facing does is tell us whether the bullet is moving left or right.
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self.x = x
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self.y = y
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self.radius = radius
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self.color = color
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self.facing = facing
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self.velocity = 8 * facing # facing parameter will == 1 or -1 which will determine whether bullet will be facing left or right...
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def draw(self, win): # draw a circle
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pygame.draw.circle(win, self.color, (self.x,self.y), self.radius) # putting a number 1 value after radius, just makes the circle outline,
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# it does'nt fill in the cirle as well.
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#----Class for projectile END-------------------------------------------------------------------------------------------
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# class player() object or instance
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man = player(300, 410, 64, 64)
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# all objects on the screen are drawn from this function.
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def redrawGameWindow():
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win.blit(bg, (0, 0)) # This loads: bg = pygame.image.load('C:/Users/19542/Desktop/game101/Game/bg.jpg')
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man.draw(win) # draw the player() class' character
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for bullet in bullets:
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bullet.draw(win) # draw the projectile class' bullets, which are objects of type: projectile
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pygame.display.update() # this refreshes the display thus showing the current code's result which is making a rectangular figure
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#mainloop
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bullets = []
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run = True
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while run:
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# optimizing the code to use the object's class attributes...ie: man.velocity, (self.velocity), etc...
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clock.tick(27) # 27 frames per second (27 FPS)
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for event in pygame.event.get(): # this event object can be used to detect keys clicked on too but pygame.key.get_pressed() is better
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if event.type == pygame.QUIT: # if user clicks on red button
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run = False # then run == False
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for bullet in bullets:
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if bullet.x < 500 and bullet.x > 0: # checking that bullet is within the dimensions of our screen, then allow bullet to be shot
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bullet.x += bullet.velocity
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else:
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bullets.pop(bullets.index(bullet)) # this code removes the bullet from the bullets list at that specific bullet index position
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# plus you're going to make more bullet objects anyway and fill the bullets list with them.
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keys = pygame.key.get_pressed() # this checks for keys that are continually held down after the initial pressing of them.
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if keys[pygame.K_SPACE]:
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if man.left: # if man.left == True then...
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facing = -1
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else:
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facing = 1
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if len(bullets) < 5: # 'synching' class projectile object's parameters: x,y,radius,color,facing to the player character
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bullets.append(projectile(round(man.x + man.width//2), round(man.y + man.height//2), 6, (0,0,0), facing))
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# using integer division // this makes the bullet come from the middle of the man
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# notice how the projectile class' constructor is being called to populate the list with projectile objects
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if keys[pygame.K_LEFT] and man.x > man.velocity:
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man.x -= man.velocity # to move left you subtract from the x coordinate
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man.left = True
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man.right = False
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man.standing = False
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elif keys[pygame.K_RIGHT] and man.x < 500 - man.width - man.velocity: # making sure x is less than the window object's width (win on LOC: 9 line of code )
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man.x += man.velocity # to move right you add to the x coordinate
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man.right = True
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man.left = False
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man.standing = False
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else:
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man.standing = True
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man.walkCount = 0
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if not (man.isJump): # if isJump not False then its True (negative logic because isJump is assigned False up top)
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if keys[pygame.K_UP]:
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man.isJump = True
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man.right = False
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man.left = False
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man.walkCount = 0 # walkCount is = 0 because the character is not walking afterall, he is jumping at this point.
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else:
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if man.jumpCount >= -10:
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neg = 1 # when rec character is going up neg variable == positive 1 thus multiplying by 1, nothing occurs...
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if man.jumpCount < 0:
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neg = -1 # eventually jumpCount will be less than 1 ie; a negative number so neg will == negative 1 effecting the calculation
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# and making the character come back down.
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man.y -= (man.jumpCount ** 2) / 2 * neg # squared by 2 so this will cause the character to move 100 pixels upward and downward on the y axis.
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# y -= (jumpCount ** 2) * 0.5 * neg this calculation also works exactly the same as the above one...
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man.jumpCount -= 1 # this will cause the character to speed up on the jump by 90 pixels, then 80 and 70 and so on...
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#plus if you leave it out it won't come back down...It makes it come back down, slowly and smoothly.
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else:
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man.isJump = False
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man.jumpCount = 10
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redrawGameWindow()
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pygame.quit() # quit game...

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