backgroundSarah.py

# scrolling background for game
import pygame
from pygame.locals import *
import os
import sys
import math

pygame.init()
screen = pygame.display.set_mode((800, 600))
W, H = 800, 447
win = pygame.display.set_mode((W,H))
pygame.display.set_caption('Side Scroller')

bg = pygame.image.load(os.path.join('images','bg.png')).convert()
# bg = pygame.image.load('evening_1.jpg').convert()
screen.fill((0,0,0))
bgX = 0
bgX2 = bg.get_width()

clock = pygame.time.Clock()

class player(object):
    run = [pygame.image.load(os.path.join('images', str(x) + '.png')) for x in range(8,16)]
    jump = [pygame.image.load(os.path.join('images', str(x) + '.png')) for x in range(1,8)]
    slide = [pygame.image.load(os.path.join('images', 'S1.png')),pygame.image.load(os.path.join('images', 'S2.png')),pygame.image.load(os.path.join('images', 'S2.png')),pygame.image.load(os.path.join('images', 'S2.png')), pygame.image.load(os.path.join('images', 'S2.png')),pygame.image.load(os.path.join('images', 'S2.png')), pygame.image.load(os.path.join('images', 'S2.png')), pygame.image.load(os.path.join('images', 'S2.png')), pygame.image.load(os.path.join('images', 'S3.png')), pygame.image.load(os.path.join('images', 'S4.png')), pygame.image.load(os.path.join('images', 'S5.png'))]
    jumpList = [1,1,1,1,1,1,2,2,2,2,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,4,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-1,-1,-1,-1,-1,-1,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-3,-3,-3,-3,-3,-3,-3,-3,-3,-3,-3,-3,-4,-4,-4,-4,-4,-4,-4,-4,-4,-4,-4,-4]
    def __init__(self, x, y, width, height):
        self.x = x
        self.y = y
        self.width = width
        self.height = height
        self.jumping = False
        self.sliding = False
        self.slideCount = 0
        self.jumpCount = 0
        self.runCount = 0
        self.slideUp = False

    def draw(self, win):
        if self.jumping:
            self.y -= self.jumpList[self.jumpCount] * 1.2
            win.blit(self.jump[self.jumpCount//18], (self.x,self.y))
            self.jumpCount += 1
            if self.jumpCount > 108:
                self.jumpCount = 0
                self.jumping = False
                self.runCount = 0
        elif self.sliding or self.slideUp:
            if self.slideCount < 20:
                self.y += 1
            elif self.slideCount == 80:
                self.y -= 19
                self.sliding = False
                self.slideUp = True
            if self.slideCount >= 110:
                self.slideCount = 0
                self.slideUp = False
                self.runCount = 0
            win.blit(self.slide[self.slideCount//10], (self.x,self.y))
            self.slideCount += 1
            
        else:
            if self.runCount > 42:
                self.runCount = 0
            win.blit(self.run[self.runCount//6], (self.x,self.y))
            self.runCount += 1
def redrawwindow():
	win.blit(bg,(bgx,0))
	win.blit(bg,(bgx2,0))
	pygame.display.update()
run = True
speed = 30  # NEW

while run:
    clock.tick(speed)  # NEW
    bgX -= 1.4  # Move both background images back
    bgX2 -= 1.4

    if bgX < bg.get_width() * -1:  # If our bg is at the -width then reset its position
        bgX = bg.get_width()
    
    if bgX2 < bg.get_width() * -1:
        bgX2 = bg.get_width()
    for event in pygame.event.get():  
        if event.type == pygame.QUIT: 
            run = False    
            pygame.quit() 
            quit()
    screen.blit(bg,(bgX2,0))
    pygame.display.update()