Python实现模拟时钟代码推荐
# coding=utf8 import sys, pygame, math, random from 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) # main pygame.init() screen = pygame.display.set_mode((600,500)) pygame.display.set_caption("CLOCK") font = pygame.font.Font(None, 36) orange = 220,180,0 white = 255,255,255 yellow = 255,255,0 pink = 255,100,100 pos_x = 300 pos_y = 250 radius = 250 angle = 360 # repeating loop while 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()
再来一个例子
import sys from PyQt4 import QtGui, QtCore from PyQt4.QtCore import Qt from PyQt4.QtCore import QPoint from PyQt4.QtCore import QTimer from PyQt4.QtCore import QTime from PyQt4.QtGui import QPainter from PyQt4.QtGui import QColor from PyQt4.QtGui import QPolygon from PyQt4.QtCore import SIGNAL as signal class 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) #下面这种方式好像不行 # 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 # 下面两个配合实现窗体透明和置顶 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) # 开启这个抗锯齿,会很占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_())
例三：
主要是模仿了qt自带的clock例子，然后 通过 python的语法 进行实现，
同时添加了秒针 的实现
用到的工具 有qt 4.8；python 2.7 ;pyqt
import sys from 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_()
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