# coding=utf8import sys, pygame, math, randomfrom pygame.locals import *from datetime import datetime, date, time  def print_text(font, x, y, text, color=(255,255,255)):  imgtext = font.render(text, True, color)  screen.blit(imgtext, (x,y)) def wrap_angle(angle):  return abs(angle%360) # mainpygame.init()screen = pygame.display.set_mode((600,500))pygame.display.set_caption("CLOCK")font = pygame.font.Font(None, 36)orange = 220,180,0white = 255,255,255yellow = 255,255,0pink = 255,100,100 pos_x = 300pos_y = 250radius = 250angle = 360 # repeating loopwhile True:  for event in pygame.event.get():    if event.type == QUIT:      sys.exit()   keys = pygame.key.get_pressed()  if keys[K_ESCAPE]:    sys.exit()   screen.fill((0,0,100))   # draw circle  pygame.draw.circle(screen, white, (pos_x,pos_y), radius, 6)   # draw the clock number 1-12  for n in range(1,13):    angle = math.radians(n*(360/12)-90)    x = math.cos(angle)*(radius-20)-10    y = math.sin(angle)*(radius-20)-10    print_text(font, pos_x+x, pos_y+y, str(n))   # get the time of day  today = datetime.today()  hours = today.hour%12  minutes = today.minute  seconds = today.second   # draw the hours hand  hour_angle = wrap_angle(hours*(360/12)-90)  hour_angle = math.radians(hour_angle)  hour_x = math.cos(hour_angle)*(radius-80)  hour_y = math.sin(hour_angle)*(radius-80)  target = (pos_x+hour_x, pos_y+hour_y)  pygame.draw.line(screen, pink, (pos_x,pos_y), target, 12)   # draw the minutes hand  min_angle = wrap_angle(minutes*(360/60)-90)  min_angle = math.radians(min_angle)  min_x = math.cos(min_angle)*(radius-60)  min_y = math.sin(min_angle)*(radius-60)  target = (pos_x+min_x, pos_y+min_y)  pygame.draw.line(screen, orange, (pos_x,pos_y), target, 12)   # draw the seconds hand  sec_angle = wrap_angle(seconds*(360/60)-90)  sec_angle = math.radians(sec_angle)  sec_x = math.cos(sec_angle)*(radius-40)  sec_y = math.sin(sec_angle)*(radius-40)  target = (pos_x+sec_x, pos_y+sec_y)  pygame.draw.line(screen, yellow, (pos_x,pos_y), target, 12)   # draw the center  pygame.draw.circle(screen, white, (pos_x,pos_y), 20)   print_text(font, 0, 0, str(hours) + ":" + str(minutes) + ":" + str(seconds))  pygame.display.update()

import sysfrom PyQt4 import QtGui, QtCore from PyQt4.QtCore import Qtfrom PyQt4.QtCore import QPointfrom PyQt4.QtCore import QTimerfrom PyQt4.QtCore import QTime from PyQt4.QtGui import QPainterfrom PyQt4.QtGui import QColor from PyQt4.QtGui import QPolygonfrom PyQt4.QtCore import SIGNAL as signalclass Clock(QtGui.QWidget):  '''  classdocs  '''  def __init__(self):    '''    Constructor    '''    super(Clock, self).__init__()     self.hourColor=QColor(127, 0, 127);    self.minuteColor=QColor(0, 127, 127, 191)    self.secondColor=QColor(127, 127,0,120)    self.initUI()    self.timer = QTimer()    self.timer.timeout.connect(self.update)    self.timer.start(30)     self.show()  def handChange(self):      self.side = min(self.width(), self.height())    self.hand=(max(self.side/200,4), max(self.side/100,8), max(self.side/40,30))    self.hourHand=QPolygon([QPoint(self.hand[0],self.hand[1]),QPoint(-self.hand[0],self.hand[1]),QPoint(0,-self.hand[2])])    self.minuteHand=QPolygon([QPoint(self.hand[0],self.hand[1]),QPoint(-self.hand[0],self.hand[1]),QPoint(0,-self.hand[2]*2)])    self.secondHand=QPolygon([QPoint(self.hand[0],self.hand[1]),QPoint(-self.hand[0],self.hand[1]),QPoint(0,-self.hand[2]*3)])   def set_transparency(self, enabled):    if enabled:      self.setAutoFillBackground(False)    else:      self.setAttribute(Qt.WA_NoSystemBackground, False)    #下面這種方式好像不行#    pal=QtGui.QPalette()#    pal.setColor(QtGui.QPalette.Background, QColor(127, 127,10,120))#    self.setPalette(pal)     self.setAttribute(Qt.WA_TranslucentBackground, enabled)    self.repaint()  def initUI(self):       self.setGeometry(300, 300, 300, 200)    self.setWindowTitle('Clock')    self.handChange()    self.rightButton=False    # 下面兩個配合實現窗體透明和置頂    sizeGrip=QtGui.QSizeGrip(self)    self.setWindowFlags(Qt.FramelessWindowHint|Qt.WindowStaysOnTopHint|Qt.SubWindow )     #self.setMouseTracking(True);    self.trans=True    self.set_transparency(True)     quitAction = QtGui.QAction(QtGui.QIcon('quit.png'), '&Quit', self)    self.connect(quitAction,signal("triggered()"),QtGui.qApp.quit)    backAction = QtGui.QAction( '&Back', self)    self.connect(backAction,signal("triggered()"),self.backClicked)    self.popMenu= QtGui.QMenu()     self.popMenu.addAction(quitAction)     self.popMenu.addAction(backAction)   def resizeEvent(self, e):     self.handChange()  def backClicked(self):    if self.trans == True :      self.trans = False       self.set_transparency(False)    else:       self.trans = True       self.set_transparency(True)  def mouseReleaseEvent(self,e):     if self.rightButton == True:      self.rightButton=False      self.popMenu.popup(e.globalPos())  def mouseMoveEvent(self, e):    if e.buttons() & Qt.LeftButton:      self.move(e.globalPos()-self.dragPos)      e.accept()  def mousePressEvent(self, e):    if e.button() == Qt.LeftButton:       self.dragPos=e.globalPos()-self.frameGeometry().topLeft()       e.accept()    if e.button() == Qt.RightButton and self.rightButton == False:      self.rightButton=True  def paintEvent(self, e):     time = QTime.currentTime()     qp = QPainter()    qp.begin(self)    qp.setRenderHint(QPainter.Antialiasing) # 開啟這個抗鋸齒,會很占cpu的!    qp.translate(self.width() / 2, self.height() / 2)     qp.scale(self.side / 200.0, self.side / 200.0)    qp.setPen(QtCore.Qt.NoPen)    qp.setBrush(self.hourColor)    qp.save()    qp.rotate(30.0 * ((time.hour() + time.minute()/ 60.0)))    qp.drawConvexPolygon(self.hourHand)    qp.restore()    qp.setPen(self.hourColor)    for i in range(12):       qp.drawLine(88, 0, 96, 0)      qp.rotate(30.0)     qp.setPen(QtCore.Qt.NoPen)    qp.setBrush(self.minuteColor)    qp.save()    qp.rotate(6.0 * ((time.minute() + (time.second()+time.msec()/1000.0) / 60.0)))    qp.drawConvexPolygon(self.minuteHand)    qp.restore()    qp.setPen(self.minuteColor)    for i in range(60):       if (i % 5) is not 0:        qp.drawLine(92, 0, 96, 0)      qp.rotate(6.0)     qp.setPen(QtCore.Qt.NoPen)    qp.setBrush(self.secondColor)    qp.save()    qp.rotate(6.0*(time.second()+time.msec()/1000.0))    qp.drawConvexPolygon(self.secondHand)    qp.restore()     qp.end() if __name__ == '__main__':  app = QtGui.QApplication(sys.argv)  clock = Clock()  sys.exit(app.exec_())

import sysfrom PyQt4.QtCore import *from PyQt4.QtGui import *class clock (QWidget):  def __init__(self):    QWidget.__init__(self,windowTitle="python clock")    timer = QTimer(self)    self.connect(timer, SIGNAL("timeout()"),self,SLOT("update()"))    timer.start(1000)    self.resize(200,200)  def paintEvent(self,e):    hourColorHand = QPolygon([QPoint(7,8),QPoint(-7,8),QPoint(0,-30)])    minuteColorHand = QPolygon([QPoint(7,8),QPoint(-7,8),QPoint(0,-70)])    secondColorHand = QPolygon([QPoint(3,8),QPoint(-3,8),QPoint(0,-90)])    hourColor = QColor(127,0,127)    minuteColor = QColor(0,127,127,191)    secondColor = QColor(0,100,100,100)    painter = QPainter(self);    side = min(self.width(),self.height())    atime =QTime.currentTime()    painter.setRenderHint(QPainter.Antialiasing)    painter.translate(self.width()/2,self.height()/2)    painter.scale(side/200,side/200)    painter.setPen(Qt.NoPen)    painter.setBrush(hourColor)    painter.save()    painter.rotate(30.0*(atime.hour() + atime.minute()/60.0))    painter.drawConvexPolygon(hourColorHand)    painter.restore()    painter.setPen(hourColor)    for i in range(0,12):     painter.drawLine(88,0,96,0)     painter.rotate(30.0)    painter.setPen(Qt.NoPen)    painter.setBrush(minuteColor)    painter.save()    painter.rotate(6.0*(atime.minute()+atime.second()/60.0))    painter.drawConvexPolygon(minuteColorHand)    painter.restore()    painter.setPen(minuteColor)    for i in range(0,60) :     if (i%5)!=0 :       painter.drawLine(92,0,96,0)     painter.rotate(6.0)    painter.setPen(Qt.NoPen)    painter.setBrush(secondColor)    painter.save()    painter.rotate(6.0 * atime.second())    painter.drawConvexPolygon(secondColorHand)    painter.restore()if __name__ == "__main__" :   q = QApplication(sys.argv)   s = clock()   s.show()   q.exec_()