def newMaze(self):
self.popup = NewMazeDialog()
self.popup.exec_()
data = self.popup.GetData()
self.last_maze_dir = None
self.ResetMaze()
filename = data[0]
save_maze = True
if filename == 0 or filename == "":
print "NO FILE"
filename = "MAZE NOT SAVED"
save_maze = False
elif filename.split(".")[-1] != ".maze":
filename += ".maze"
filename = os.path.join(DEFAULT_MAZE_DIR, filename)
if data[4]:
newMaze = data[3].GenerateMaze(
data[1], data[2], weights=[data[6], data[5], data[6], data[5]])
else:
newMaze = data[3].GenerateMaze(data[1], data[2])
self.maze = newMaze
self.mazeFile = filename
data[3].SetStartEnd(self.maze)
if save_maze:
self.maze.SaveMaze(self.mazeFile)
self.RenderMaze()
self.popup = None
def newMaze(self):
self.popup = NewMazeDialog()
self.popup.exec_()
data = self.popup.GetData()
self.ResetMaze()
filename = data[0]
if filename == 0:
print "NO FILE"
return
elif filename.split(".")[-1] != ".maze":
filename += ".maze"
newMaze = data[3].GenerateMaze(data[1], data[2])
self.maze = newMaze
self.mazeFile = filename
data[3].SetStartEnd(self.maze)
self.maze.SaveMaze(self.mazeFile)
self.RenderMaze()
self.popup = None
class MazeManagerApp(QtGui.QMainWindow):
def __init__(self):
QtGui.QWidget.__init__(self)
# This is always the same
self.ui=Ui_MainWindow()
self.ui.setupUi(self)
# buld the scene which will hold my maze
self.scene = QtGui.QGraphicsScene()
self.ui.MazeView.setScene(self.scene)
# set the scene... height? what does it do
self.scene.setSceneRect(0, 0, 1024, 768)
# accelerate the viewport
self.ui.MazeView.setViewport(QtOpenGL.QGLWidget())
#enable zoom
# self.ui.MazeView.setTransformationAnchor(QtGui.QGraphicsView.AnchorUnderMouse)
# maze information
self.maze = None
self.mazeLoaded = False
self.mazeLines = []
self.mazeScale = 20.0
self.mazeFile = None
# solver information
self.solver = None
self.solverRunning = False
self.solverIcon = None
self.solverPath = None
self.illustrateSolverPath = None
self.solverInteractive = False
# timer for the solver
self.solverTimer = QtCore.QTimer()
self.solverTimer.timeout.connect(self.SolverStep)
# color for the solver
self.nextColor = 0
self.colors = [
(255.0, 0.0, 0.0),
(0.0, 255.0, 0.0),
(0.0, 0.0, 255.0),
(255.0, 255.0, 0.0),
(0.0, 255.0, 255.0),
]
# bind the menus
self.ui.actionExit.triggered.connect(QtGui.qApp.quit)
self.ui.actionOpenMaze.triggered.connect(self.LoadMazeFromFile)
self.ui.actionRunMaze.triggered.connect(self.StartManualRun)
self.ui.actionSolve_Maze.triggered.connect(self.StartAStarRun)
self.ui.actionNew_Maze.triggered.connect(self.newMaze)
# produce a new maze from the dialog
def newMaze(self):
self.popup = NewMazeDialog()
self.popup.exec_()
data = self.popup.GetData()
self.ResetMaze()
filename = data[0]
if filename == 0:
print "NO FILE"
return
elif filename.split(".")[-1] != ".maze":
filename += ".maze"
newMaze = data[3].GenerateMaze(data[1], data[2])
self.maze = newMaze
self.mazeFile = filename
data[3].SetStartEnd(self.maze)
self.maze.SaveMaze(self.mazeFile)
self.RenderMaze()
self.popup = None
def ResetMaze(self):
if self.mazeLoaded:
self.ResetSolver()
self.mazeScale = 1.0
self.mazeFile = ""
self.maze = None
for line in self.mazeLines:
self.scene.removeItem(line)
self.mazeLines = []
self.mazeLoaded = False
def ResetSolver(self):
if self.solverRunning:
if self.solverIcon is not None:
self.scene.removeItem(self.solverIcon)
self.solverIcon = None
if self.solverPath is not None:
self.scene.removeItem(self.solverPath)
self.solverPath = None
self.solver = None
self.solverRunning = False
self.solverIcon = None
self.solverPath = None
self.illustrateSolverPath = False
self.solverInteractive = False
def StartManualRun(self):
if not self.solverRunning:
print "Manual Maze Run"
self.solverRunning = True
self.solver = InteractiveMazeSolver(self.maze, 0)
self.solverInteractive = True
self.solverIcon = QtGui.QGraphicsRectItem()
self.solverIcon.setZValue(2)
self.solverIcon.setRect(0, 0, self.mazeScale / 2.0, self.mazeScale / 2.0)
self.solverIcon.setBrush(QtGui.QBrush(QtGui.QColor(100, 100, 0)))
self.scene.addItem(self.solverIcon)
self.solverIcon.setPos(self.solver.mCurrentNode[1] * self.mazeScale + self.mazeScale/4.0,
self.solver.mCurrentNode[0] * self.mazeScale + self.mazeScale/4.0)
self.SolverStep()
def StartAStarRun(self):
if self.solverRunning:
self.ResetSolver()
if not self.solverRunning:
print "AStar Maze Run"
self.solverRunning = True
self.solverInteractive = False
self.solverIcon = None
self.illustrateSolverPath = True
self.solver = AStarMazeSolver(self.maze, 0)
self.solverPath = None
self.SolverStep()
def SolverStep(self):
if self.solverRunning:
self.solver.Step()
if self.solver.Finished():
self.ResetSolver()
self.solverTimer.start(1000.0 / 30.0)
if self.illustrateSolverPath:
if self.solverPath is not None:
self.scene.removeItem(self.solverPath)
current_path = copy(self.solver.mCurrentPath)
if len(current_path) > 1:
self.solverPath = QtGui.QGraphicsPathItem()
self.solverPath.setPos(0,0)
color = self.colors[self.nextColor]
self.nextColor = (self.nextColor + 1 ) % len(self.colors)
pen = QtGui.QPen(QtGui.QColor(color[0], color[1], color[2]))
self.solverPath.setPen(pen)
# self.solverPath.setBrush(QtGui.QBrush(QtGui.QColor(color[0], color[1], color[2])))
painterPath = QtGui.QPainterPath()
self.solverPath.setZValue(2)
# print current_path
path_node = current_path[0]
painterPath.moveTo(path_node[1] * self.mazeScale + self.mazeScale / 2.0,
path_node[0] * self.mazeScale + self.mazeScale / 2.0)
current_path.pop(0)
while len(current_path) > 0:
path_node = current_path[0]
current_path.pop(0)
painterPath.lineTo(path_node[1] * self.mazeScale + self.mazeScale / 2.0,
path_node[0] * self.mazeScale + self.mazeScale / 2.0)
self.solverPath.setPath(painterPath)
self.scene.addItem(self.solverPath)
def keyPressEvent(self, event):
print "KP",
# if the solver is running, then pass through any moves
if type(event) == QtGui.QKeyEvent and event.key() == QtCore.Qt.Key_A:
print "West"
if self.solverRunning and self.solverInteractive:
self.solver.moves.append("w")
self.solver.Step()
elif type(event) == QtGui.QKeyEvent and event.key() == QtCore.Qt.Key_D:
print "East"
if self.solverRunning and self.solverInteractive:
self.solver.moves.append("e")
self.solver.Step()
elif type(event) == QtGui.QKeyEvent and event.key() == QtCore.Qt.Key_W:
print "North"
if self.solverRunning and self.solverInteractive:
self.solver.moves.append("n")
self.solver.Step()
elif type(event) == QtGui.QKeyEvent and event.key() == QtCore.Qt.Key_S:
print "South"
if self.solverRunning and self.solverInteractive:
self.solver.moves.append("s")
self.solver.Step()
if self.solverRunning and self.solverInteractive and self.solverIcon:
self.solverIcon.setPos(self.solver.mCurrentNode[1] * self.mazeScale + self.mazeScale/4.0 ,
self.solver.mCurrentNode[0] * self.mazeScale + self.mazeScale/4.0)
def wheelEvent(self, event):
print "WHEEL",
if event.delta() > 0:
print "in"
elif event.delta() < 0:
print "out"
# load default maze
# def loadDefaultMaze(self):
# print "load default maze"
# self.loadMaze("mPrims_naive.maze")
def LoadMazeFromFile(self):
fd = QtGui.QFileDialog(self, directory=os.path.dirname(os.path.realpath(__file__)))
mazeFile = fd.getOpenFileName()
if isfile(mazeFile):
if self.mazeLoaded:
print "Reset Maze Before Loading"
self.ResetMaze()
self.mazeFile = mazeFile
self.maze = LoadMaze(self.mazeFile)
self.RenderMaze()
# load and render a maze
def RenderMaze(self):
# make sure the maze opens
if not self.mazeLoaded:
# self.maze.PrintMaze()
self.mazeLoaded = True
self.maze.PrintMaze()
print self.scene.sceneRect().width()
self.mazeScale = self.scene.sceneRect().width() / self.maze.width
self.mazeScale = min(self.mazeScale, self.scene.sceneRect().height() / self.maze.height)
# maze font
font=QtGui.QFont('White Rabbit')
font.setPointSize(self.mazeScale / 3.0)
# add the maze to the scene. Just for now, do the processing here
for row in xrange(self.maze.height):
for col in xrange(self.maze.width):
# for col in xrange(1):
"""
text = QtGui.QGraphicsTextItem('%d' % (row * self.maze.width + col))
text.setFont(font)
text.setDefaultTextColor(QtGui.QColor(0, 0, 0))
text.setPos(col * self.mazeScale,
row * self.mazeScale)
self.mazeLines.append(text)
"""
borders = self.maze.GetBorders([row,col])
for border in xrange(len(borders)):
if borders[border] < 1:
if border == 0:
line = QtGui.QGraphicsLineItem()
line.setLine(col * self.mazeScale, row * self.mazeScale,
(col + 1) * self.mazeScale, (row + 0) * self.mazeScale)
self.mazeLines.append(line)
elif border == 1:
line = QtGui.QGraphicsLineItem()
line.setLine((col + 1) * self.mazeScale, (row + 0) * self.mazeScale,
(col + 1) * self.mazeScale, (row + 1) * self.mazeScale)
self.mazeLines.append(line)
elif border == 2:
line = QtGui.QGraphicsLineItem()
line.setLine((col + 0) * self.mazeScale, (row + 1) * self.mazeScale,
(col + 1) * self.mazeScale, (row + 1) * self.mazeScale)
self.mazeLines.append(line)
elif border == 3:
line = QtGui.QGraphicsLineItem()
line.setLine((col + 0) * self.mazeScale, (row + 0) * self.mazeScale,
(col + 0) * self.mazeScale, (row + 1) * self.mazeScale)
self.mazeLines.append(line)
"""
"""
start = QtGui.QGraphicsTextItem('St')
start.setFont(font)
start.setDefaultTextColor(QtGui.QColor(255, 0, 0))
start.setPos(self.maze.start_cell[1] * self.mazeScale, self.maze.start_cell[0] * self.mazeScale)
start.setZValue(1)
self.mazeLines.append(start)
end = QtGui.QGraphicsTextItem('En')
end.setFont(font)
end.setDefaultTextColor(QtGui.QColor(0, 0, 255))
end.setPos(self.maze.end_cell[1] * self.mazeScale, self.maze.end_cell[0] * self.mazeScale)
end.setZValue(1.0)
self.mazeLines.append(end)
# add all the lines to the maze
for item in self.mazeLines:
self.scene.addItem(item)
