#coding=utf-8 ''' Created on 2012-4-6 @author: 大孟 ''' 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_())
