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import pygame
import sys
from mazeSetup import mazeSetup
class basicMovement(pygame.sprite.Sprite):
def __init__(self, position):
pygame.sprite.Sprite.__init__(self)
self.moving = False
def getMoving(self):
#for moving until the character reaches an intersection
return self.moving
def update(self, screen, character, amount, MAZE_SIZE, mazeObj):
pacmanEvent = 0
# Make a copy of the current rectangle for use in erasing
character.old = character.rect
# Move the rectangle by the specified amount
character.rect = character.rect.move(amount)
#check to see which direction the char is heading
dx = character.rect.x - character.old.x
dy = character.rect.y - character.old.y
#variable for subtracting or adding (depending on the headin)
#to the position so we are at the front of the rect
headingDiffX = 0
headingDiffY = 0
#so the ghost can leave their starting place but neither they or
#pacman can get back in
up = False
#if self.moving == False:
if dx != 0:
if dx > 0:
#going right
headingDiffX = character.rect.width - 1
#headingDiffY = character.rect.height/2
elif dx < 0:
#going left
headingDiffX = 1 #because we're already using the top left
#headingDiffY = character.rect.height/2
elif dy != 0:
if dy > 0:
#going down
headingDiffY = character.rect.height - 1
#headingDiffX = character.rect.width/2
elif dy < 0:
#going up
up = True
headingDiffY = 1 #because we're already using the top left
#headingDiffX = character.rect.width/2
gridX = int(round( ( (character.rect.x+headingDiffX)/MAZE_SIZE), 0) )
gridY = int(round( ( (character.rect.y+headingDiffY)/MAZE_SIZE), 0) )
#for redrawing the grid positions the ghost went over
ghostRedraw = False
# Check to see if we are heading into an invlaid grid cell
grid = mazeObj.maze.getGrid()
if grid[gridX][gridY] == mazeObj.maze.EMPTY:
#0
#it's able to be moved into
#check to see if the player should get points for collecting
#a regular pellet or if the pellet has already been collected
placeHolder = 0
elif grid[gridX][gridY] == mazeObj.maze.SOLID:
#1
#wall
character.rect.x = character.old.x
character.rect.y = character.old.y
#wall, stop moving
self.moving = False
elif grid[gridX][gridY] == mazeObj.maze.OFFL:
#2
#off limits, essentially a wall
if up == False:
character.rect.x = character.old.x
character.rect.y = character.old.y
#off limits, stop moving
self.moving = False
elif grid[gridX][gridY] == mazeObj.maze.PELLET:
#3
#regular pellet
#get points (enought points, then extra life, maybe check elsewhere)
if character.name == 'PacMath':
#change the grid to empty
grid[gridX][gridY] = mazeObj.maze.EMPTY
pacmanEvent = 1
else:
placeHolder = 0
ghostRedraw = True
elif grid[gridX][gridY] == mazeObj.maze.PPL:
#4
#power pellet
#show question and blink screen (or something)
if character.name == 'PacMath':
#if pacmath has eaten a power pellet
character.ppl = True
#change the grid to empty
grid[gridX][gridY] = mazeObj.maze.EMPTY
#check how many power pellets pacman has eaten
pacmanEvent = 2
else:
placeHolder = 0
ghostRedraw = True
elif grid[gridX][gridY] == mazeObj.maze.PELLET_INT:
#5
if character.name == 'PacMath':
#change the grid to empty
grid[gridX][gridY] = mazeObj.maze.EMPTY_INT
else:
placeHolder = 0
ghostRedraw = True
#intersection, stop moving
self.moving = False
elif grid[gridX][gridY] == mazeObj.maze.EMPTY_INT:
#6
#intersection, stop moving
self.moving = False
else:
#anything else
#for now this should be off limits so don't move
character.rect.x = character.old.x
character.rect.y = character.old.y
#off limits, stop moving
self.moving = False
return pacmanEvent
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