stupidpythonprojects/01_clock/v01/clock.py
2016-09-12 15:19:48 +02:00

99 lines
3.4 KiB
Python

import pygame
import sys
import math
import datetime
#Attribute der Uhr:---------------------------------------------------------------------------------
windowMargin = 30 #Abstand Uhr -> Fensterwand
windowWidth = 600
windowHeight = windowWidth
windowCenter = windowWidth/2, windowHeight/2
clockMarginWidth = 20
secondColor = (255,0,0)
minuteColor = (100,200,0)
hourColor = (100,200,0)
clockMarginColor = (130,130,0)
clockBackgroundColor = (20,40,30)
backgroundColor = (255,255,255)
hourCursorLength = windowWidth/2.0 - windowMargin -140
minuteCursorLength = windowWidth/2.0 - windowMargin - 40
secondCursorLength = windowWidth/2.0 - windowMargin - 10
virtualSpeed = 1
useVirtualTimer = False
pygame.init()
screen = pygame.display.set_mode((windowWidth, windowHeight), pygame.HWSURFACE | pygame.DOUBLEBUF)
pygame.display.set_caption('AnalogClock')
#Grundlegende Funktionen:---------------------------------------------------------------------------
#Funktion um die Position eines Zeiger zu ermitteln (0 Grad liegen auf 12 uhr!!!)
def getCursorPositionDegrees(position, scale):
#offset von -90 grad um 0 grad bei 12 uhr zu haben:
cursorOffset = -90
degrees = 360.0 / scale * position + cursorOffset
return degrees
#zur Umrechnung in Bogenmass:
def gradToBogenmass(degrees):
return degrees/180.0*math.pi
#endpunkte der Zeiger berechnen:
def getCirclePoint(position, scale, cursorLength):
degrees = getCursorPositionDegrees(position, scale)
bogenmass = gradToBogenmass(degrees)
xPos = round(math.cos(bogenmass)*cursorLength+windowCenter[0])
yPos = round(math.sin(bogenmass)*cursorLength+windowCenter[1])
return (xPos,yPos)
#Grafikfunktionen:----------------------------------------------------------------------------------
def drawBackground():
screen.fill(backgroundColor)
pygame.draw.ellipse(screen, clockMarginColor, (windowMargin, windowMargin, windowWidth-2*windowMargin, windowWidth-2*windowMargin))
pygame.draw.ellipse(screen, clockBackgroundColor,(windowMargin+clockMarginWidth/2,
windowMargin+clockMarginWidth/2, windowWidth-(windowMargin+clockMarginWidth/2)*2,
windowWidth-(windowMargin+clockMarginWidth/2)*2))
def drawForeground():
pygame.draw.ellipse(screen,clockMarginColor,(windowWidth/2.0-9, windowHeight/2.0-9, 18, 18))
def drawCursor(color, width, length, position, scale):
end = getCirclePoint(position, scale, length)
pygame.draw.line(screen, color, windowCenter, end, width)
def drawCurrentTime():
if useVirtualTimer:
global hour, minute, second, micro
timeGoesOn()
else:
now = datetime.datetime.now()
micro = now.microsecond
hour = now.hour
minute = now.minute
second = now.second
drawCursor(hourColor,15,hourCursorLength,hour+minute/60.0, 12)
drawCursor(minuteColor, 8, minuteCursorLength, minute+second/60.0, 60)
drawCursor(secondColor, 3, secondCursorLength, second+micro/1000000.0,60)
#Enventhandling:------------------------------------------------------------------------------------
def handleEvents():
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit(0)
elif event.type == pygame.KEYDOWN:
sys.exit(0)
#die Main:------------------------------------------------------------------------------------------
def main():
#Hauptschleife:
while True:
handleEvents()
screen.fill(backgroundColor)
drawBackground()
drawCurrentTime()
drawForeground()
pygame.display.flip()
pygame.time.delay(10)
if __name__ == '__main__':
main()