Version 0.91 2012/06/27

CHANGELOG.TXT

@@ -0,0 +1,19 @@
+
+YET ANOTHER PYTHON SNAKE
+========================
+
+YAPS 0.91 [2012/06/27]
++ fullscreen mode on/off
+# some fixes to ensure compatibility with python3 [not tested]
+# highscore and preferences in "local" folder instead of "data"
+# sys.quit() on quit
+
+YAPS 0.9  [2012/06/24]
++ brand new code with awesome features
++ play as a snake that eats apples and moves orthogonally 
++ highscores
++ vector graphics
++ resolution independent
+
+YAPS 0.1  [2012/06/21]
++ First prototype

README.txt

@@ -2,10 +2,10 @@
 YET ANOTHER PYTHON SNAKE
 ========================
 
-#  YetAnotherPythonSnake 0.9
-#  Author: Simone Cingano ([email protected])
-#  Web: http://imente.it
-#  Licence: (CC) BY-NC 3.0 [http://creativecommons.org/licenses/by-nc/3.0/]
+YetAnotherPythonSnake 0.91
+Author: Simone Cingano ([email protected])
+Web: http://imente.it
+Licence: (CC) BY-NC 3.0 [http://creativecommons.org/licenses/by-nc/3.0/]
 
 
 DEPENDENCIES

lib/boot_screen.py

@@ -1,5 +1,5 @@
 #
-#  YetAnotherPythonSnake 0.9
+#  YetAnotherPythonSnake 0.91
 #  Author: Simone Cingano ([email protected])
 #  Web: http://imente.it
 #  Licence: (CC) BY-NC 3.0 [http://creativecommons.org/licenses/by-nc/3.0/]

lib/constants.py

@@ -1,5 +1,5 @@
 #
-#  YetAnotherPythonSnake 0.9
+#  YetAnotherPythonSnake 0.91
 #  Author: Simone Cingano ([email protected])
 #  Web: http://imente.it
 #  Licence: (CC) BY-NC 3.0 [http://creativecommons.org/licenses/by-nc/3.0/]
@@ -22,11 +22,12 @@ class Constants:
 
     START_LENGTH = 3
 
-    HIGHSCORE = os.path.join('data','score','score.data')
+    HIGHSCORES_FILE = os.path.join('local','highscores')
+    PREFERENCES_FILE = os.path.join('local','preferences')
 
     GROW = 1
 
-    CREDITS = """*Yet Another Python Snake (YAPS v0.9)
+    CREDITS = """*Yet Another Python Snake (YAPS v0.91)
 This game was made, as a personal exercise with python
 and pygame, in a few days in June 2012
 It's free, licensed under Creative Commons BY-NC 3.0

lib/data.py

@@ -4,6 +4,9 @@
 def filepath(kind, filename):
     '''Determine the path to a file in the data directory.'''
     fp = os.path.join(data_dir, kind, filename)
+    if not os.path.exists(fp):
+        print('WARNING: Resource not available "%s"' % fp)
+        return None
     return fp
 
 def load(kind, filename, mode='rb'):

lib/game.py

@@ -1,5 +1,5 @@
 #
-#  YetAnotherPythonSnake 0.9
+#  YetAnotherPythonSnake 0.91
 #  Author: Simone Cingano ([email protected])
 #  Web: http://imente.it
 #  Licence: (CC) BY-NC 3.0 [http://creativecommons.org/licenses/by-nc/3.0/]
@@ -22,14 +22,15 @@
 from object_foods import Foods
 from object_walls import Walls
 from score import Score
-from highscore import Highscore
+from highscores import Highscores
 from title_screen import TitleScreen
 
 
 class Game:
-    def __init__(self, screen, unit):
+    def __init__(self, screen, unit, preferences):
         self.screen = screen
         self.unit = unit
+        self.preferences = preferences
         self.running = True
 
         self.sounds = SoundPlayer((('fall','fall.wav'),('ding','ding.wav'),('eat','eat.wav'),('move','move.wav'),('splat','splat.wav')))
@@ -59,7 +60,7 @@ def main(self):
         self.screen.fill((0,0,0))
         self.screen.blit(self.img_background,self.img_background_rect)
 
-        highscore = Highscore()
+        highscores = Highscores()
 
         # Main instances
         pavement = Pavement(self.unit)
@@ -222,7 +223,7 @@ def main(self):
 
             self.print_text("GAME OVER")
 
-            if highscore.check(score.score,score.elapse):
+            if highscores.check(score.score,score.elapse):
                 current_string = ''
                 complete = False
 
@@ -259,8 +260,8 @@ def main(self):
                         inputbox.update()
                         inputbox.draw(self.screen)
                         pygame.display.update()
-                position = highscore.insert(current_string,score.score,score.elapse)
-                highscore.save()
+                position = highscores.insert(current_string,score.score,score.elapse)
+                highscores.save()
                 scored = {'index':position,'scored':True}
             else:
                 counter = Constants.FPS*3 # 3 seconds
@@ -275,8 +276,8 @@ def main(self):
 
                 scored = {'elapse':score.elapse,'score':score.score,'scored':False}
 
-            ts = TitleScreen(self.screen,self.unit)
-            ts.highscore(scored)
+            ts = TitleScreen(self.screen,self.unit,self.preferences)
+            ts.highscores(scored)
             del ts
 
         self.music.stop()

lib/gui.py

@@ -1,5 +1,5 @@
 #
-#  YetAnotherPythonSnake 0.9
+#  YetAnotherPythonSnake 0.91
 #  Author: Simone Cingano ([email protected])
 #  Web: http://imente.it
 #  Licence: (CC) BY-NC 3.0 [http://creativecommons.org/licenses/by-nc/3.0/]

lib/highscores.py

@@ -0,0 +1,101 @@
+#
+#  YetAnotherPythonSnake 0.91
+#  Author: Simone Cingano ([email protected])
+#  Web: http://imente.it
+#  Licence: (CC) BY-NC 3.0 [http://creativecommons.org/licenses/by-nc/3.0/]
+#
+
+import pygame
+import random
+
+#YASP common imports
+import data
+import util
+from constants import Constants
+
+class Highscores(object):
+    def __init__(self):
+        self.filename = Constants.HIGHSCORES_FILE
+        self.load()
+
+    def cypher(self,text,direction=1):
+        # stupid shifting to block stupid player from cheating highscore
+        # Yes, I know, it's very easy to bypass :)
+        r = 94
+        o = 32
+        result = ''
+        if direction == 1:
+            #create a seed and put it as first char
+            seed = random.randint(0,r)+o
+            result = chr(seed)
+        else:
+            #get the seed from first char
+            seed = ord(text[0])
+            text = text[1:]
+
+        s = seed*direction
+        ii = 1
+        for char in text:
+            x = ord(char)-32
+            if x > r: continue
+            x+=s*ii  # shift
+            x=x%r # loop
+            x+=o  # remap
+            result+=chr(x)
+            ii+=1
+        return result
+
+    def load(self):
+        self.scores = []
+        scores = []
+        score_file = None
+        try:
+            score_file = open(self.filename,"rb")
+            raw = score_file.read()
+            try:
+                raw = raw.decode('ascii') # python3
+            except:
+                pass
+            scores = [self.cypher(x,-1).split(',') for x in raw.split('\n') if x][:Constants.MAXSCORE]
+        except:
+            pass
+        finally:
+            if score_file: score_file.close()
+
+        for el in scores:
+            self.scores.append({"score":el[2],"elapse":el[1],"name":el[0]})
+
+    def save(self):
+        score_file = None
+        try:
+            score_file = open(self.filename,"wb")
+            for el in self.scores:
+                raw = self.cypher("%s,%s,%s" % (el["name"],el["elapse"],el["score"]))+'\n'
+                try:
+                    raw = bytes("raw","ascii") # python3
+                except:
+                    pass
+                score_file.write(raw)
+        except:
+            pass
+        finally:
+            if score_file: score_file.close()
+
+    def whereis(self,score,elapse):
+        ii=-1
+        for ii in range(len(self.scores)):
+            el = self.scores[ii]
+            if int(el["score"]) < int(score) or (int(el["score"]) == int(score) and str(el["elapse"]) > str(elapse)):
+                return ii
+        return ii+1
+
+    def check(self,score,elapse):
+        if self.whereis(score,elapse) < Constants.MAXSCORE:
+            return True
+        else:
+            return False
+
+    def insert(self,name,score,elapse):
+        position = self.whereis(score,elapse)
+        self.scores.insert(position,{"name":name.replace(",",""),"elapse":elapse,"score":str(score)})
+        return position

lib/main.py

@@ -1,5 +1,5 @@
 #
-#  YetAnotherPythonSnake 0.9
+#  YetAnotherPythonSnake 0.91
 #  Author: Simone Cingano ([email protected])
 #  Web: http://imente.it
 #  Licence: (CC) BY-NC 3.0 [http://creativecommons.org/licenses/by-nc/3.0/]
@@ -10,52 +10,78 @@
 #YASP common imports
 import data
 import util
+import sys
 from constants import Constants
 
 from title_screen import TitleScreen
 from boot_screen import BootScreen
 from game import Game
+from preferences import Preferences
 
 class Main:
     def __init__(self):
         pygame.init()
+        pygame.display.init()
         pygame.font.init()
 
-        self.mode = pygame.display.list_modes()[0]
-        self.screen = pygame.display.set_mode(self.mode, pygame.FULLSCREEN)
-        # self.mode = (1000,600)
-        # self.screen = pygame.display.set_mode(self.mode)
+        self.screen_w = pygame.display.Info().current_w
+        self.screen_h = pygame.display.Info().current_h
+        self.w = int(self.screen_h * 1.2)
+        self.h = int(self.screen_h * 0.8)
+
+        self.preferences = Preferences()
+        self.fullscreen = self.preferences.get("fullscreen")
+        self.go_mode()
 
         pygame.mouse.set_visible(False)
 
+        pygame.display.set_caption(Constants.CAPTION)
 
+    def go_mode(self):
+        if self.fullscreen:
+            self.mode = (self.screen_w,self.screen_h)
+            if not self.mode in pygame.display.list_modes():
+                self.mode = pygame.display.list_modes()[0]
+            self.screen = pygame.display.set_mode(self.mode, pygame.FULLSCREEN)
+        else:
+            self.mode = (self.w,self.h)
+            self.screen = pygame.display.set_mode(self.mode)
         self.unit = int(self.mode[1]/Constants.UNITS)
-        pygame.display.set_caption(Constants.CAPTION)
 
     def main(self):
         self.boot_screen()
         while True:
             if not self.title_screen(): break
-            self.play_game()
+            if self.preferences.edit_flag:
+                self.preferences.save()
+                fullscreen = self.preferences.get('fullscreen')
+                if self.fullscreen != fullscreen:
+                    self.fullscreen = fullscreen
+                    self.go_mode()
+            else:
+                self.play_game()
 
     def boot_screen(self):
         bs = BootScreen(self.screen, self.unit)
         bs.main()
         return bs.running
 
-    def title_screen(self,):
-        ts = TitleScreen(self.screen, self.unit)
+    def title_screen(self):
+        self.go_mode()
+        ts = TitleScreen(self.screen, self.unit, self.preferences)
         ts.main()
         return ts.running
 
     def play_game(self):
-        gm = Game(self.screen, self.unit)
+        gm = Game(self.screen, self.unit, self.preferences)
         gm.main()
         return gm.running
 
 def main():
     game = Main()
     game.main()
+    pygame.quit()
+    sys.exit()
 
 if __name__ == "__main__":
     main()

lib/object_foods.py

@@ -1,5 +1,5 @@
 #
-#  YetAnotherPythonSnake 0.9
+#  YetAnotherPythonSnake 0.91
 #  Author: Simone Cingano ([email protected])
 #  Web: http://imente.it
 #  Licence: (CC) BY-NC 3.0 [http://creativecommons.org/licenses/by-nc/3.0/]

lib/object_pavement.py

@@ -1,5 +1,5 @@
 #
-#  YetAnotherPythonSnake 0.9
+#  YetAnotherPythonSnake 0.91
 #  Author: Simone Cingano ([email protected])
 #  Web: http://imente.it
 #  Licence: (CC) BY-NC 3.0 [http://creativecommons.org/licenses/by-nc/3.0/]

lib/object_snake.py

@@ -1,5 +1,5 @@
 #
-#  YetAnotherPythonSnake 0.9
+#  YetAnotherPythonSnake 0.91
 #  Author: Simone Cingano ([email protected])
 #  Web: http://imente.it
 #  Licence: (CC) BY-NC 3.0 [http://creativecommons.org/licenses/by-nc/3.0/]

lib/object_walls.py

@@ -1,5 +1,5 @@
 #
-#  YetAnotherPythonSnake 0.9
+#  YetAnotherPythonSnake 0.91
 #  Author: Simone Cingano ([email protected])
 #  Web: http://imente.it
 #  Licence: (CC) BY-NC 3.0 [http://creativecommons.org/licenses/by-nc/3.0/]