Python實(shí)現(xiàn)模擬時(shí)鐘代碼推薦
更新時(shí)間：2015年11月08日 11:23:51 投稿：hebedich
本文給大家匯總介紹了下使用Python實(shí)現(xiàn)模擬時(shí)鐘的代碼，一共3個(gè)例子，后兩個(gè)是基于QT實(shí)現(xiàn)，有需要的小伙伴可以參考下
Python實(shí)現(xiàn)模擬時(shí)鐘代碼推薦
# 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()
再來一個(gè)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(gè)配合實(shí)現(xiàn)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(gè)抗鋸齒,會(huì)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自帶的clock例子，然后 通過 python的語法 進(jìn)行實(shí)現(xiàn)，
同時(shí)添加了秒針 的實(shí)現(xiàn)
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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