wxpython 开发俄罗斯方块

#!/usr/bin/env python3
# -*- coding: utf-8 -*-



import wx
import random

class Tetris(wx.Frame):

def __init__(self, parent):
wx.Frame.__init__(self, parent, size=(300, 380),
style=wx.DEFAULT_FRAME_STYLE ^ wx.RESIZE_BORDER ^ wx.MAXIMIZE_BOX)

self.initFrame()

def initFrame(self):

self.statusbar = self.CreateStatusBar()
self.statusbar.SetStatusText('0')
self.board = Board(self)
self.board.SetFocus()
self.board.start()

self.SetTitle("Tetris")
self.Centre()


class Board(wx.Panel):

BoardWidth = 10
BoardHeight = 22
Speed = 300
ID_TIMER = 1

def __init__(self, *args, **kw):

super(Board, self).__init__(*args, **kw)

self.initBoard()

def initBoard(self):

self.timer = wx.Timer(self, Board.ID_TIMER)
self.isWaitingAfterLine = False
self.curPiece = Shape()
self.nextPiece = Shape()
self.curX = 0
self.curY = 0
self.numLinesRemoved = 0
self.board = []

self.isStarted = False
self.isPaused = False

self.Bind(wx.EVT_PAINT, self.OnPaint)
self.Bind(wx.EVT_KEY_DOWN, self.OnKeyDown)
self.Bind(wx.EVT_TIMER, self.OnTimer, id=Board.ID_TIMER)

self.clearBoard()

def shapeAt(self, x, y):

return self.board[(y * Board.BoardWidth) + x]

def setShapeAt(self, x, y, shape):

self.board[(y * Board.BoardWidth) + x] = shape

def squareWidth(self):

return self.GetClientSize().GetWidth() // Board.BoardWidth

def squareHeight(self):

return self.GetClientSize().GetHeight() // Board.BoardHeight

def start(self):

if self.isPaused:
return

self.isStarted = True
self.isWaitingAfterLine = False
self.numLinesRemoved = 0
self.clearBoard()

self.newPiece()
self.timer.Start(Board.Speed)

def pause(self):

if not self.isStarted:
return

self.isPaused = not self.isPaused
statusbar = self.GetParent().statusbar

if self.isPaused:
self.timer.Stop()
statusbar.SetStatusText('paused')
else:
self.timer.Start(Board.Speed)
statusbar.SetStatusText(str(self.numLinesRemoved))

self.Refresh()

def clearBoard(self):

for i in range(Board.BoardHeight * Board.BoardWidth):
self.board.append(Tetrominoes.NoShape)

def OnPaint(self, event):

dc = wx.PaintDC(self)

size = self.GetClientSize()
boardTop = size.GetHeight() - Board.BoardHeight * self.squareHeight()

for i in range(Board.BoardHeight):
for j in range(Board.BoardWidth):

shape = self.shapeAt(j, Board.BoardHeight - i - 1)

if shape != Tetrominoes.NoShape:
self.drawSquare(dc,
0 + j * self.squareWidth(),
boardTop + i * self.squareHeight(), shape)

if self.curPiece.shape() != Tetrominoes.NoShape:

for i in range(4):

x = self.curX + self.curPiece.x(i)
y = self.curY - self.curPiece.y(i)

self.drawSquare(dc, 0 + x * self.squareWidth(),
boardTop + (Board.BoardHeight - y - 1) * self.squareHeight(),
self.curPiece.shape())


def OnKeyDown(self, event):

if not self.isStarted or self.curPiece.shape() == Tetrominoes.NoShape:
event.Skip()
return

keycode = event.GetKeyCode()

if keycode == ord('P') or keycode == ord('p'):
self.pause()
return

if self.isPaused:
return

elif keycode == wx.WXK_LEFT:
self.tryMove(self.curPiece, self.curX - 1, self.curY)

elif keycode == wx.WXK_RIGHT:
self.tryMove(self.curPiece, self.curX + 1, self.curY)

elif keycode == wx.WXK_DOWN:
self.tryMove(self.curPiece.rotatedRight(), self.curX, self.curY)

elif keycode == wx.WXK_UP:
self.tryMove(self.curPiece.rotatedLeft(), self.curX, self.curY)

elif keycode == wx.WXK_SPACE:
self.dropDown()

elif keycode == ord('D') or keycode == ord('d'):
self.oneLineDown()

else:
event.Skip()


def OnTimer(self, event):

if event.GetId() == Board.ID_TIMER:

if self.isWaitingAfterLine:
self.isWaitingAfterLine = False
self.newPiece()

else:
self.oneLineDown()

else:
event.Skip()


def dropDown(self):

newY = self.curY

while newY > 0:
if not self.tryMove(self.curPiece, self.curX, newY - 1):
break
newY -= 1

self.pieceDropped()

def oneLineDown(self):

if not self.tryMove(self.curPiece, self.curX, self.curY - 1):
self.pieceDropped()


def pieceDropped(self):

for i in range(4):

x = self.curX + self.curPiece.x(i)
y = self.curY - self.curPiece.y(i)
self.setShapeAt(x, y, self.curPiece.shape())

self.removeFullLines()

if not self.isWaitingAfterLine:
self.newPiece()


def removeFullLines(self):

numFullLines = 0

statusbar = self.GetParent().statusbar

rowsToRemove = []

for i in range(Board.BoardHeight):
n = 0
for j in range(Board.BoardWidth):
if not self.shapeAt(j, i) == Tetrominoes.NoShape:
n = n + 1

if n == 10:
rowsToRemove.append(i)

rowsToRemove.reverse()

for m in rowsToRemove:
for k in range(m, Board.BoardHeight):
for l in range(Board.BoardWidth):
self.setShapeAt(l, k, self.shapeAt(l, k + 1))

numFullLines = numFullLines + len(rowsToRemove)

if numFullLines > 0:

self.numLinesRemoved = self.numLinesRemoved + numFullLines
statusbar.SetStatusText(str(self.numLinesRemoved))
self.isWaitingAfterLine = True
self.curPiece.setShape(Tetrominoes.NoShape)
self.Refresh()


def newPiece(self):

self.curPiece = self.nextPiece
statusbar = self.GetParent().statusbar
self.nextPiece.setRandomShape()

self.curX = Board.BoardWidth // 2 + 1
self.curY = Board.BoardHeight - 1 + self.curPiece.minY()

if not self.tryMove(self.curPiece, self.curX, self.curY):

self.curPiece.setShape(Tetrominoes.NoShape)
self.timer.Stop()
self.isStarted = False
statusbar.SetStatusText('Game over')


def tryMove(self, newPiece, newX, newY):

for i in range(4):

x = newX + newPiece.x(i)
y = newY - newPiece.y(i)

if x < 0 or x >= Board.BoardWidth or y < 0 or y >= Board.BoardHeight:
return False

if self.shapeAt(x, y) != Tetrominoes.NoShape:
return False

self.curPiece = newPiece
self.curX = newX
self.curY = newY
self.Refresh()

return True


def drawSquare(self, dc, x, y, shape):

colors = ['#000000', '#CC6666', '#66CC66', '#6666CC',
'#CCCC66', '#CC66CC', '#66CCCC', '#DAAA00']

light = ['#000000', '#F89FAB', '#79FC79', '#7979FC',
'#FCFC79', '#FC79FC', '#79FCFC', '#FCC600']

dark = ['#000000', '#803C3B', '#3B803B', '#3B3B80',
'#80803B', '#803B80', '#3B8080', '#806200']

pen = wx.Pen(light[shape])
pen.SetCap(wx.CAP_PROJECTING)
dc.SetPen(pen)

dc.DrawLine(x, y + self.squareHeight() - 1, x, y)
dc.DrawLine(x, y, x + self.squareWidth() - 1, y)

darkpen = wx.Pen(dark[shape])
darkpen.SetCap(wx.CAP_PROJECTING)
dc.SetPen(darkpen)

dc.DrawLine(x + 1, y + self.squareHeight() - 1,
x + self.squareWidth() - 1, y + self.squareHeight() - 1)
dc.DrawLine(x + self.squareWidth() - 1,
y + self.squareHeight() - 1, x + self.squareWidth() - 1, y + 1)

dc.SetPen(wx.TRANSPARENT_PEN)
dc.SetBrush(wx.Brush(colors[shape]))
dc.DrawRectangle(x + 1, y + 1, self.squareWidth() - 2,
self.squareHeight() - 2)


class Tetrominoes(object):

NoShape = 0
ZShape = 1
SShape = 2
LineShape = 3
TShape = 4
SquareShape = 5
LShape = 6
MirroredLShape = 7


class Shape(object):

coordsTable = (
((0, 0), (0, 0), (0, 0), (0, 0)),
((0, -1), (0, 0), (-1, 0), (-1, 1)),
((0, -1), (0, 0), (1, 0), (1, 1)),
((0, -1), (0, 0), (0, 1), (0, 2)),
((-1, 0), (0, 0), (1, 0), (0, 1)),
((0, 0), (1, 0), (0, 1), (1, 1)),
((-1, -1), (0, -1), (0, 0), (0, 1)),
((1, -1), (0, -1), (0, 0), (0, 1))
)

def __init__(self):

self.coords = [[0,0] for i in range(4)]
self.pieceShape = Tetrominoes.NoShape

self.setShape(Tetrominoes.NoShape)

def shape(self):

return self.pieceShape

def setShape(self, shape):

table = Shape.coordsTable[shape]
for i in range(4):
for j in range(2):
self.coords[i][j] = table[i][j]

self.pieceShape = shape

def setRandomShape(self):

self.setShape(random.randint(1, 7))

def x(self, index):

return self.coords[index][0]

def y(self, index):

return self.coords[index][1]

def setX(self, index, x):

self.coords[index][0] = x

def setY(self, index, y):

self.coords[index][1] = y

def minX(self):

m = self.coords[0][0]
for i in range(4):
m = min(m, self.coords[i][0])

return m

def maxX(self):

m = self.coords[0][0]
for i in range(4):
m = max(m, self.coords[i][0])

return m

def minY(self):

m = self.coords[0][1]
for i in range(4):
m = min(m, self.coords[i][1])

return m

def maxY(self):

m = self.coords[0][1]

for i in range(4):
m = max(m, self.coords[i][1])

return m

def rotatedLeft(self):

if self.pieceShape == Tetrominoes.SquareShape:
return self

result = Shape()
result.pieceShape = self.pieceShape

for i in range(4):
result.setX(i, self.y(i))
result.setY(i, -self.x(i))

return result

def rotatedRight(self):

if self.pieceShape == Tetrominoes.SquareShape:
return self

result = Shape()
result.pieceShape = self.pieceShape

for i in range(4):
result.setX(i, -self.y(i))
result.setY(i, self.x(i))

return result


def main():

app = wx.App()
ex = Tetris(None)
ex.Show()
app.MainLoop()


if __name__ == '__main__':
main()
posted @ 2018-05-17 15:23  五等码农  阅读(492)  评论(0编辑  收藏  举报