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import pygame, sys, os
from pygame.locals import *
from eduGames import *
from pygame.font import *
class DragnDrop(Game):
def __init__(self, screen, uiMgr, sndMgr, screenMgr, path):
Game.__init__(self, screen, uiMgr, sndMgr, screenMgr, path)
self.binControls = [] #necessary only to place crayons in their places
self.solvedItems = 0
self.finished = False
self.hoveredOnControl = None
self.soundsDir = ""
self.fakeMouse = None #used in demo
self.xo = None #idem
self.xMargin = 0
self.yMargin = 0
self.isHelp = False
self.successSound = ""
try:
self.maxX = self.settings["gameAreaMaxX"]
self.minX = self.settings["gameAreaMinX"]
self.maxY = self.settings["gameAreaMaxY"]
self.minY = self.settings["gameAreaMinY"]
except:
self.maxX = screen.get_width()
self.maxY = screen.get_height()
self.minX = 0
self.minY = 0
def initializeGameData(self):
self.alert = os.path.join(self.soundsDir, "chord.ogg")
(self.screens, self.bins) = self.readInfo()
self.currentScreenIndex = -1
self.moveToNextScreen = True
self.createBinObjects()
fakeMouse = [c for c in self.getUiMgr().controls if c.type == "fakeMouse"]
if not len(fakeMouse) == 0:
self.fakeMouse = fakeMouse[0]
#self.xo = ImageControl(self, 500 + self.xMargin, 300 + self.yMargin, os.path.join(self.resourcesDir, "xo.png"), "", 2)
#self.xo.setColorKey((255,255,255))
self.successSound = os.path.join(self.soundsDir, "bing.ogg")
def showCurrentScreen(self):
self.solvedItems = 0
self.getUiMgr().deleteGameControls(self)
self.createCrayons()
self.addBinObjects()
self.moveToNextScreen= False
if self.xo:
self.getUiMgr().addControl(self.xo)
def addBinObjects(self):
for ctrl in self.binControls:
self.getUiMgr().addControl(ctrl)
def createBinObjects(self):
x = self.settings["leftMargin"] + self.xMargin
y = self.settings["yOddBins"] + self.yMargin
for bin in self.bins:
#binObj = ImageControl(self, x, y, bin.image, "", imageDivisions = 6)
binObj = HighlightedControl(self, x, y, bin.image, "", 1)
binObj.bin = bin
binObj.type = "bin"
binObj.setLayer(5)
self.binControls.append(binObj)
x = x + binObj.getWidth() + self.settings["spaceBetweenBins"]
if y == self.settings["yOddBins"] + self.yMargin:
y = self.settings["yEvenBins"] + self.yMargin
else:
y = self.settings["yOddBins"] + self.yMargin
def createCrayons(self):
fontPath = os.path.join(self.resourcesDir, "Helvetica LT Condensed Black.ttf")
font = Font(fontPath, 30)
y = self.settings["yOddCrayons"] + self.yMargin
tieCrayonsToBins = True
distanceBetweenCrayons = 40
if self.settings.has_key("xFirstCrayon"):
x = self.settings["xFirstCrayon"]
tieCrayonsToBins = False
if self.settings.has_key("distanceBetweenCrayons"):
distanceBetweenCrayons = self.settings["distanceBetweenCrayons"]
counter = 0
for crayon in self.screens[self.currentScreenIndex]:
if tieCrayonsToBins:
x = self.binControls[counter].getX() + self.binControls[counter].getWidth()/2
else:
if counter > 0:
x = x + distanceBetweenCrayons
crayonObj = HighlightedControl(self, x, y, crayon.image, crayon.audio, 1)
crayonObj.type = "crayon"
crayonObj.crayon = crayon
crayonObj.setLayer(4)
crayonObj.originalPosition = (x,y)
if self.fakeMouse:
crayonObj.setDemoMode(self.fakeMouse)
txt = crayon.text
letterWidth = 14
if self.settings.has_key("letterWidth"):
letterWidth = self.settings["letterWidth"]
xText = crayonObj.getX() + crayonObj.getWidth()/2 - len(txt)*(letterWidth/2)
labelWidth = 20
if self.settings.has_key("useCenterOfCrayonForText"):
if self.settings["useCenterOfCrayonForText"]:
xText = crayonObj.getX() + crayonObj.getWidth()/2 - len(txt)*(letterWidth/2)
yText = crayonObj.getY() + crayonObj.getHeight()
text = Label(self, xText, yText, labelWidth, 10, font, txt, 5)
text.color = (0,0,0)
text.background = None
crayonObj.label = text
self.getUiMgr().addControl(text)
self.getUiMgr().addControl(crayonObj)
counter = counter + 1
def readInfo(self):
fileName = os.path.join(self.path, self.settings["infoFile"])
file = open(fileName, "r")
fileText = file.read()
reader = ScreensReader(self.resourcesDir, self.soundsDir)
file.close()
return reader.read(fileText)
def on_mouse_hover(self, clickedControl):
if clickedControl.type == "crayon":
if not self.hoveredOnControl is None:
self.hoveredOnControl.filterOff()
if not clickedControl.isBeingDragged():
self.hoveredOnControl = clickedControl
else:
underlyingBin = self.getBinThatCollidesWithCrayon(clickedControl)
if not underlyingBin is None:
self.hoveredOnControl = underlyingBin
(x,y) = pygame.mouse.get_pos()
if x > self.maxX:
x = self.maxX
if y > self.maxY:
y = self.maxY
if x < self.minX:
x = self.minX
if y < self.minY:
y = self.minY
pygame.mouse.set_pos((x,y))
if not self.hoveredOnControl is None:
self.hoveredOnControl.filterOn()
else:
if not self.hoveredOnControl is None:
self.hoveredOnControl.filterOff()
def getBinThatCollidesWithCrayon(self, crayonControl):
crayonRect = crayonControl.getRect()
for binControl in self.binControls:
if crayonRect.colliderect(binControl.getRect()):
return binControl
def on_mouse_button_up(self, clickedControl):
if clickedControl.type == "crayon" and clickedControl.isBeingDragged():
self.getUiMgr().dropDraggingControl()
selectedBin = None
if self.xo:
self.xo.setImageDivisionIndex(0)
if self.fakeMouse:
self.fakeMouse.setImageDivisionIndex(0)
if self.hoveredOnControl.type == "bin":
selectedBin = self.hoveredOnControl
if not selectedBin is None:
if clickedControl.crayon.bin == selectedBin.bin:
self.getUiMgr().removeControl(clickedControl)
self.getUiMgr().removeControl(clickedControl.label)
self.solvedItems = self.solvedItems + 1
self.getSoundMgr().addSoundForPlayback(self.successSound, False, True)
if self.solvedItems == len(self.screens[self.currentScreenIndex]):
self.moveToNextScreen = True
else:
self.triggerAlert()
self.getUiMgr().dropDraggingControl()
self.moveBinToOriginalPosition(clickedControl)
else:
self.getUiMgr().dropDraggingControl()
self.moveBinToOriginalPosition(clickedControl)
def moveBinToOriginalPosition(self, crayon):
#"crayon" must be a crayon.
crayon.startMovement(crayon.originalPosition, self.settings["speed"])
def on_mouse_button_down(self, clickedControl):
if clickedControl.type == "crayon":
self.getUiMgr().dragControl(clickedControl)
clickedControl.filterOff()
self.getSoundMgr().addSoundForPlayback(clickedControl.soundFilePath, False)
if self.xo:
self.xo.setImageDivisionIndex(1)
if self.fakeMouse:
self.fakeMouse.setImageDivisionIndex(1)
def triggerAlert(self):
self.getSoundMgr().addSoundForPlayback(self.alert, False)
def updateState(self):
if self.moveToNextScreen:
self.currentScreenIndex = self.currentScreenIndex + 1
if self.currentScreenIndex < len(self.screens):
self.showCurrentScreen()
else:
self.endGame()
if not self.isHelp:
self.saveAsDone()
def endGame(self):
self.finished = True
self.getUiMgr().dropDraggingControl()
class ScreensReader:
def __init__(self, resourcesDir, soundsDir):
self.resourcesDir = resourcesDir
self.soundsDir = soundsDir
def read(self, text):
lines = text.splitlines()
self.screens = []
self.bins = []
state = "bins"
currentScreen = []
for line in lines:
if line.strip() != "" and not line.startswith("#"):
if line.upper().startswith("SCREEN"): state = "screens"
if state == "bins":
if line.upper().strip() == "BINS:":
continue
else:
binInfo = line.split(":")
binName = binInfo[0]
binImage = binInfo[1]
self.bins.append(Bin(binName, binImage, self.resourcesDir))
else:
if line.upper().startswith("SCREEN"):
currentScreen = []
self.screens.append(currentScreen)
else:
splitData = line.split()
crayon = Crayon(splitData[0], splitData[1], splitData[2], self.getBin(splitData[3]),
self.resourcesDir, self.soundsDir)
currentScreen.append(crayon)
return self.screens, self.bins
def getBin(self, name):
for bin in self.bins:
if bin.name == name:
return bin
class Bin:
def __init__(self, name, image, resourcesDir):
self.image = os.path.join(resourcesDir, image)
self.name = name
class Crayon:
def __init__(self, image, audio, text, bin, resourceDir, soundsDir):
(self.image, self.audio, self.text, self.bin) = (os.path.join(resourceDir,image),
os.path.join(soundsDir,audio), text, bin)
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