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141 | #!/usr/bin/python
# ---------------- READ ME ---------------------------------------------
# This Script is Created Only For Practise And Educational Purpose Only
# This is an Example Of Tkinter Canvas Graphics
# This Script Is Created For http://www.bitforestinfo.com
# This Script is Written By
#
#
##################################################
######## Please Don't Remove Author Name #########
############### Thanks ###########################
##################################################
#
#
__author__='''
######################################################
By
######################################################
Suraj Singh
surajsinghbisht054@gmail.com
http://www.bitforestinfo.com/
######################################################
'''
print __author__
# ============ CONFIGURATIONS =====================
NUMBER_OF_STARS = 80
RADIUS = 10
STAR_COLOR = "white"
UNIVERS_COLOR = "black"
TRANSPARENCY_LEVEL = 1
SCREEN_SAVER_CLOSING_EVENTS = ['<Any-KeyPress>', '<Any-Button>']
SPEED_GEARS = [i/10.0 for i in range(-10,-2)]+[i/10.0 for i in range(2,10)]
# =====================================================
# import module
import Tkinter
import time
import random
# Canvas class
class Sky(Tkinter.Canvas):
def __init__(self, *args, **kwargs):
Tkinter.Canvas.__init__(self, *args, **kwargs)
self.stars=[]
self.create_stars()
# Function For Creating Stars
def create_stars(self):
for i in range(NUMBER_OF_STARS):
self.stars.append(Stars(self))
return
# Function For Updating Stars Coordinates
def update_screen(self):
for i in self.stars:
i.update()
return
#
#
# Stars Class Object
class Stars:
def __init__(self, parent):
self.parent = parent
self.moving_start()
self.create_small_circle()
# Setup Stars Functions
def moving_start(self):
self.x1 = self.parent.winfo_width()/2
self.y1 = self.parent.winfo_height()/2
self.velocity_x = random.choice(SPEED_GEARS)
self.velocity_y = random.choice(SPEED_GEARS)
return
# Move Circle
def moving_stop(self):
self.parent.coords(self.star, self.x1,self.y1,self.x1+RADIUS,self.y1+RADIUS)
self.moving_start()
return
# Create Small Circle
def create_small_circle(self):
x1=self.x1#self.parent.winfo_screenwidth()/2
y1=self.y1#self.parent.winfo_screenheight()/2
x2,y2=x1+RADIUS, y1+RADIUS
self.star = self.parent.create_oval(x1,y1,x2,y2, fill=STAR_COLOR)
return
# update circle coordinates
def update(self):
self.parent.move(self.star, self.velocity_x, self.velocity_y)
x,y = self.parent.coords(self.star)[:2]
if x<0 or x>1500:
self.moving_stop()
elif y<0 or y>1000:
self.moving_stop()
return
# main function
def main():
# create window object
root=Tkinter.Tk()
# create canvas
screen = Sky(root,bg=UNIVERS_COLOR)
screen.pack(expand="yes",fill="both")
# Tkinter Window Configurations
root.wait_visibility(screen)
root.wm_attributes('-alpha',TRANSPARENCY_LEVEL)
root.wm_attributes("-topmost", True)
root.overrideredirect(1)
root.attributes('-fullscreen', True)
# Window Exit Functions
# Windows Destroy Function
def out(event):
root.destroy()
return
# Event Bindings
for seq in SCREEN_SAVER_CLOSING_EVENTS:
root.bind_all(seq, out)
while True:
root.update()
root.update_idletasks()
screen.update_screen()
# main trigger function
if __name__ == '__main__':
main()
|
