Difference between revisions of "CSC111 Lab 8 2018"

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[[User:Thiebaut|D. Thiebaut]] ([[User talk:Thiebaut|talk]]) 14:42, 25 March 2018 (EDT)
 
[[User:Thiebaut|D. Thiebaut]] ([[User talk:Thiebaut|talk]]) 14:42, 25 March 2018 (EDT)
 
----
 
----
−
 
+
<onlydft>
 
<bluebox>
 
<bluebox>
 
This lab continues on with the lab from last week.  You will need to add obstacles in the graphic window, and make your circle bounce on obstacles, or get stuck to obstacles.
 
This lab continues on with the lab from last week.  You will need to add obstacles in the graphic window, and make your circle bounce on obstacles, or get stuck to obstacles.
Line 210: Line 210:
 
<br />
 
<br />
 
<br />
 
<br />
−
Demonstrate the correct operations of your programs to your Lab Instructor, and you will be instructed on the process of submitting your lab to Moodle.
+
Demonstrate the correct operations of your programs to your Lab Instructor.
 
<br />
 
<br />
 
<br />
 
<br />
 +
 
=getColor() Function=
 
=getColor() Function=
 
<br />
 
<br />
Line 234: Line 235:
  
 
<bluebox>
 
<bluebox>
−
Today we are going to therapy and will consult with Doctor Eliza.
+
Today we are going to do some therapy with Eliza.
 
</bluebox>
 
</bluebox>
 
<br />
 
<br />
Line 241: Line 242:
 
Eliza is named after Eliza Doolittle, of the 1913 George Bernard Shaw play ''Pigmalion'', which is the inspiration for the musical ''My Fair Lady'', of which you can find many snipets on YouTube, as illusrated below.
 
Eliza is named after Eliza Doolittle, of the 1913 George Bernard Shaw play ''Pigmalion'', which is the inspiration for the musical ''My Fair Lady'', of which you can find many snipets on YouTube, as illusrated below.
 
<br />
 
<br />
−
<center><videoflash>AZqESl-0OkA</videoflash></center>
+
<center><videoflash>MJr9SSJKkII</videoflash></center>
 
<br />
 
<br />
  
Line 547: Line 548:
  
 
<br />
 
<br />
 +
</onlydft>
 +
<showafterdate after="20180402 00:00" before="20180601 00:00">
 +
<!-- ======================================================================== -->
 +
=Solution Programs=
 +
 +
<br />
 +
==demo5.py==
 +
<br />
 +
<source lang="python">
 +
# Uses graphics.py from Zelle
 +
#
 +
# This program displays the basic elements of a program
 +
#
 +
from graphics import *
 +
 +
def main():
 +
    win = GraphWin( "Lab 7 Moving ball", 600, 400 )
 +
 +
    # create a green obstacle in the middle of the window
 +
    x1 = 200
 +
    y1 = 200
 +
    x2 = 250
 +
    y2 = 250
 +
    obstacle1 = Rectangle( Point( x1, y1 ), Point( x2, y2 ) )
 +
    obstacle1.setFill( "green" )
 +
    obstacle1.draw( win )
 +
 +
    # create another green rectangle on the right of the first one
 +
    x3 = 350
 +
    y3 = 200
 +
    x4 = 400
 +
    y4 = 250
 +
    obstacle2 = Rectangle( Point( x3, y3 ), Point( x4, y4 ) )
 +
    obstacle2.setFill( "magenta" )
 +
    obstacle2.draw( win )
 +
   
 +
    # create and draw a red circle
 +
    radius = 30
 +
    center = Point( 100, 100 )
 +
    circ = Circle( center, radius )
 +
    circ.setFill( 'red' )
 +
    circ.draw( win )
 +
 +
    # define the direction the circle will start moving in.
 +
    # 5 pixels to the right every move, and 0.25 pixels down
 +
    # every move.
 +
    dx = 5.1
 +
    dy = 2.51
 +
 +
    # as long as the mouse hasn't been clicked on the window
 +
    # keep on looping.
 +
    while win.checkMouse() == None:
 +
 +
        # move the circle in the current direction.
 +
        circ.move( dx, dy )
 +
 +
        # get the x and y of the center of the circle.
 +
        x = circ.getCenter().getX()
 +
        y = circ.getCenter().getY()
 +
 +
        # if the center of the ball is outside the right or left boundary,
 +
        # reverse the x direction of movement.
 +
        if  x > 600 - radius or  x < radius:
 +
            dx = -dx
 +
        if  y > 400 - radius or y < radius:
 +
            dy = -dy
 +
 +
        # if the center of the ball is inside the first obstacle, stop
 +
        # the ball.
 +
        if  x1 < x < x2 and y1 < y < y2 :
 +
            dx = 0
 +
            dy = 0
 +
 +
        # if the center of the ball is inside the second obstacle, bounce
 +
        # off
 +
        if  x3 < x < x4 and y3 < y < y4 :
 +
            dx = -dx
 +
            dy = -dy
 +
 +
   
 +
    # if we're here, it's because the the user clicked on the graphic window.
 +
    # we can close everything and quit.
 +
    win.close()   
 +
 +
main()
 +
 +
 +
 +
   
 +
</source>
 +
<br />
 +
==demo6.py==
 +
<br />
 +
<source lang="python">
 +
# Uses graphics.py from Zelle
 +
#
 +
# This program displays the basic elements of a program
 +
#
 +
from graphics import *
 +
 +
# ifInside: returns true of the coordinates of a point defined by
 +
# its coordinates ballX and ballY, are inside the rectangle defined by a top
 +
# left point of coordinates obsX1, obsY1, and a bottom-right point
 +
# with coordinates obsX2, obsY2.  Returns false if the point is outside
 +
# the rectangle.
 +
def isInside( ballX, ballY, obsX1, obsY1, obsX2, obsY2 ):
 +
    if obsX1 < ballX < obsX2 and obsY1 < ballY < obsY2:
 +
        return True
 +
    else:
 +
        return False
 +
 +
   
 +
def main():
 +
    win = GraphWin( "Lab 7 Moving ball", 600, 400 )
 +
 +
    # create a green obstacle in the middle of the window
 +
    x1 = 200
 +
    y1 = 200
 +
    x2 = 250
 +
    y2 = 250
 +
    obstacle1 = Rectangle( Point( x1, y1 ), Point( x2, y2 ) )
 +
    obstacle1.setFill( "green" )
 +
    obstacle1.draw( win )
 +
 +
    # create another green rectangle on the right of the first one
 +
    x3 = 350
 +
    y3 = 200
 +
    x4 = 400
 +
    y4 = 250
 +
    obstacle2 = Rectangle( Point( x3, y3 ), Point( x4, y4 ) )
 +
    obstacle2.setFill( "magenta" )
 +
    obstacle2.draw( win )
 +
   
 +
    # create and draw a red circle
 +
    radius = 30
 +
    center = Point( 100, 100 )
 +
    circ = Circle( center, radius )
 +
    circ.setFill( 'red' )
 +
    circ.draw( win )
 +
 +
    # define the direction the circle will start moving in.
 +
    # 5 pixels to the right every move, and 0.25 pixels down
 +
    # every move.
 +
    dx = 5.111
 +
    dy = -2.51
 +
 +
    # as long as the mouse hasn't been clicked on the window
 +
    # keep on looping.
 +
    while win.checkMouse() == None:
 +
 +
        # move the circle in the current direction.
 +
        circ.move( dx, dy )
 +
 +
        # get the x and y of the center of the circle.
 +
        x = circ.getCenter().getX()
 +
        y = circ.getCenter().getY()
 +
 +
        # if the center of the ball is outside the right or left boundary,
 +
        # reverse the x direction of movement.
 +
        if  x > 600 - radius or  x < radius:
 +
            dx = -dx
 +
        if  y > 400 - radius or y < radius:
 +
            dy = -dy
 +
 +
        # if the center of the ball is inside the first obstacle, stop
 +
        # the ball.
 +
        if  isInside( x, y, x1, y1, x2, y2 ):
 +
            dx = 0
 +
            dy = 0
 +
 +
        # if the center of the ball is inside the second obstacle, bounce
 +
        # off
 +
        if  isInside( x, y, x3, y3, x4, y4 ):
 +
            dx = -dx
 +
            dy = -dy
 +
 +
   
 +
    # if we're here, it's because the the user clicked on the graphic window.
 +
    # we can close everything and quit.
 +
    win.close()   
 +
 +
main()
 +
 +
 +
 +
   
 +
</source>
 +
<br />
 +
==demo7.py==
 +
<br />
 +
<source lang="python">
 +
# Uses graphics.py from Zelle
 +
#
 +
# This program displays the basic elements of a program
 +
#
 +
from graphics import *
 +
 +
# ifInside: returns true of the coordinates of a point defined by
 +
# its coordinates ballX and ballY, are inside the rectangle defined by a top
 +
# left point of coordinates obsX1, obsY1, and a bottom-right point
 +
# with coordinates obsX2, obsY2.  Returns false if the point is outside
 +
# the rectangle.
 +
def isInside( ballX, ballY, obsX1, obsY1, obsX2, obsY2 ):
 +
    if obsX1 < ballX < obsX2 and obsY1 < ballY < obsY2:
 +
        return True
 +
    else:
 +
        return False
 +
 +
def isLeftSide( x, y, width ):
 +
    if x < width//2:
 +
        return True
 +
    else:
 +
        return False
 +
   
 +
def main():
 +
    win = GraphWin( "Lab 7 Moving ball", 600, 400 )
 +
 +
    # create a green obstacle in the middle of the window
 +
    x1 = 200
 +
    y1 = 200
 +
    x2 = 250
 +
    y2 = 250
 +
    obstacle1 = Rectangle( Point( x1, y1 ), Point( x2, y2 ) )
 +
    obstacle1.setFill( "green" )
 +
    obstacle1.draw( win )
 +
 +
    # create another green rectangle on the right of the first one
 +
    x3 = 350
 +
    y3 = 200
 +
    x4 = 400
 +
    y4 = 250
 +
    obstacle2 = Rectangle( Point( x3, y3 ), Point( x4, y4 ) )
 +
    obstacle2.setFill( "magenta" )
 +
    obstacle2.draw( win )
 +
   
 +
    # create and draw a red circle
 +
    radius = 30
 +
    center = Point( 100, 100 )
 +
    circ = Circle( center, radius )
 +
    circ.setFill( 'red' )
 +
    circ.draw( win )
 +
 +
    # define the direction the circle will start moving in.
 +
    # 5 pixels to the right every move, and 0.25 pixels down
 +
    # every move.
 +
    dx = 5.111
 +
    dy = -2.51
 +
 +
    # as long as the mouse hasn't been clicked on the window
 +
    # keep on looping.
 +
    while win.checkMouse() == None:
 +
 +
        # move the circle in the current direction.
 +
        circ.move( dx, dy )
 +
 +
        # get the x and y of the center of the circle.
 +
        x = circ.getCenter().getX()
 +
        y = circ.getCenter().getY()
 +
 +
        # if the center of the ball is outside the right or left boundary,
 +
        # reverse the x direction of movement.
 +
        if  x > 600 - radius or  x < radius:
 +
            dx = -dx
 +
        if  y > 400 - radius or y < radius:
 +
            dy = -dy
 +
 +
        # if the center of the ball is inside the first obstacle, stop
 +
        # the ball.
 +
        if  isInside( x, y, x1, y1, x2, y2 ):
 +
            dx = 0
 +
            dy = 0
 +
 +
        # if the center of the ball is inside the second obstacle, bounce
 +
        # off
 +
        if  isInside( x, y, x3, y3, x4, y4 ):
 +
            dx = -dx
 +
            dy = -dy
 +
 +
        # if the ball is on the left side of the window, its color is
 +
        # red, else its color is yellow.
 +
        if isLeftSide( x, y, win.getWidth() )==True:
 +
            circ.setFill( 'red' )
 +
        else:
 +
            circ.setFill( 'yellow' )
 +
           
 +
   
 +
    # if we're here, it's because the the user clicked on the graphic window.
 +
    # we can close everything and quit.
 +
    win.close()   
 +
 +
main()
 +
 +
 +
 +
   
 +
</source>
 +
<br />
 +
 +
 +
 +
==demo8.py==
 +
<br />
 +
<source lang="python">
 +
# Uses graphics.py from Zelle
 +
#
 +
# This program displays the basic elements of a program
 +
#
 +
from graphics import *
 +
 +
# ifInside: returns true of the coordinates of a point defined by
 +
# its coordinates ballX and ballY, are inside the rectangle defined by a top
 +
# left point of coordinates obsX1, obsY1, and a bottom-right point
 +
# with coordinates obsX2, obsY2.  Returns false if the point is outside
 +
# the rectangle.
 +
def isInside( ballX, ballY, obsX1, obsY1, obsX2, obsY2 ):
 +
    if obsX1 < ballX < obsX2 and obsY1 < ballY < obsY2:
 +
        return True
 +
    else:
 +
        return False
 +
 +
def isLeftSide( x, y, width ):
 +
    if x < width//2:
 +
        return True
 +
    else:
 +
        return False
 +
 +
def getColor( x, y, w, h ):
 +
    if x < w/2 and y < h/2:
 +
        return 'yellow'
 +
    elif x < w/2 and y > h/2:
 +
        return 'blue'
 +
    elif x > w/2 and y < h/2:
 +
        return 'red'
 +
    else:
 +
        return 'brown'
 +
       
 +
def main():
 +
    win = GraphWin( "Lab 7 Moving ball", 600, 400 )
 +
 +
    # create a green obstacle in the middle of the window
 +
    x1 = 200
 +
    y1 = 200
 +
    x2 = 250
 +
    y2 = 250
 +
    obstacle1 = Rectangle( Point( x1, y1 ), Point( x2, y2 ) )
 +
    obstacle1.setFill( "green" )
 +
    obstacle1.draw( win )
 +
 +
    # create another green rectangle on the right of the first one
 +
    x3 = 350
 +
    y3 = 200
 +
    x4 = 400
 +
    y4 = 250
 +
    obstacle2 = Rectangle( Point( x3, y3 ), Point( x4, y4 ) )
 +
    obstacle2.setFill( "magenta" )
 +
    obstacle2.draw( win )
 +
   
 +
    # create and draw a red circle
 +
    radius = 30
 +
    center = Point( 100, 100 )
 +
    circ = Circle( center, radius )
 +
    circ.setFill( 'red' )
 +
    circ.draw( win )
 +
 +
    # define the direction the circle will start moving in.
 +
    # 5 pixels to the right every move, and 0.25 pixels down
 +
    # every move.
 +
    dx = 5.111
 +
    dy = -2.51
 +
 +
    # as long as the mouse hasn't been clicked on the window
 +
    # keep on looping.
 +
    while win.checkMouse() == None:
 +
 +
        # move the circle in the current direction.
 +
        circ.move( dx, dy )
 +
 +
        # get the x and y of the center of the circle.
 +
        x = circ.getCenter().getX()
 +
        y = circ.getCenter().getY()
 +
 +
        circ.setFill( getColor( x, y, win.getWidth(), win.getHeight() ) )
 +
                 
 +
        # if the center of the ball is outside the right or left boundary,
 +
        # reverse the x direction of movement.
 +
        if  x > 600 - radius or  x < radius:
 +
            dx = -dx
 +
        if  y > 400 - radius or y < radius:
 +
            dy = -dy
 +
 +
        # if the center of the ball is inside the first obstacle, stop
 +
        # the ball.
 +
        if  isInside( x, y, x1, y1, x2, y2 ):
 +
            dx = 0
 +
            dy = 0
 +
 +
        # if the center of the ball is inside the second obstacle, bounce
 +
        # off
 +
        if  isInside( x, y, x3, y3, x4, y4 ):
 +
            dx = -dx
 +
            dy = -dy
 +
 +
        # if the ball is on the left side of the window, its color is
 +
        # red, else its color is yellow.
 +
        """
 +
        if isLeftSide( x, y, win.getWidth() )==True:
 +
            circ.setFill( 'red' )
 +
        else:
 +
            circ.setFill( 'yellow' )
 +
        """
 +
   
 +
    # if we're here, it's because the the user clicked on the graphic window.
 +
    # we can close everything and quit.
 +
    win.close()   
 +
 +
main()
 +
 +
 +
 +
   
 +
</source>
 +
<br />
 +
==Eliza==
 +
<br />
 +
::<source lang="python">
 +
# eliza.py
 +
#
 +
# This program was developed in class. It is poorly documented,
 +
# and is provided here only to help with the note-taking.
 +
 +
import random
 +
 +
 +
 +
def cannedAnswer():
 +
    """display a random canned answer.
 +
    """
 +
    canned = [ "\nPlease tell me more",
 +
          "\nI see...",
 +
          "\nI am listening..." ]
 +
    print( random.choice( canned ) )
 +
 +
def cannedNegative():
 +
    """display statement picking up on negativity
 +
    """
 +
    canned = [ "My, my, so negative today!",
 +
              "Really?", "You should be more positive",
 +
              "Maybe you should take a break!" ]
 +
    print( random.choice( canned ) )
 +
 +
def cannedFamily( member ):
 +
    """display a random statement about the user's family,
 +
        or the particular member the user listed in her answer"""
 +
 +
    canned = [ "How do you feel about your " + member,
 +
              "is that always the case in your family",
 +
              "tell me more about your "+member ]
 +
 +
    print( random.choice( canned ) )
 +
         
 +
def main():
 +
 +
    # greet user
 +
    print(  "Welcome.  Please tell me of your problems: " )
 +
    print( '(You may quit at any time by answering "bye")' )
 +
 +
    # repeat a huge number of times
 +
    for i in range( 100000 ):
 +
 +
        # get user's statement about her life
 +
        answer = input( "\n> " )
 +
        if ( answer.lower() == "bye" ):
 +
            break
 +
 +
        # negative answer
 +
        neg = [ "no", "never" ]
 +
        if answer.lower() in neg:
 +
            cannedNegative()
 +
            continue
 +
 +
        # family member
 +
        family = ["mother", "father", "sister", "brother", "dog" ]
 +
        found = 0
 +
        for member in family:
 +
            if answer.find( member ) != -1:
 +
                found = 1
 +
                break
 +
        if found != 0:
 +
            cannedFamily( member )
 +
            continue
 +
 +
        # reflection
 +
        # split the answer into a list of words
 +
        words = answer.split()
 +
 +
        # create a new list with the same words
 +
        newWords = []
 +
        for word in words:
 +
            newWords.append( word )
 +
 +
        # go through all the words in the original list
 +
        # and reflect them in the new list.
 +
        for i in range( len( words ) ):
 +
            if words[i] == "I":
 +
                newWords[i] = "you"
 +
            if words[i] == "you":
 +
                newWords[i] = "me"
 +
 +
        # if the two lists of words are different, we must have
 +
        # reflected some words...
 +
        if words != newWords:
 +
            print( ' ' . join( newWords ) + '?')
 +
            continue
 +
           
 +
        # respond semi-intelligently if we couldn't detect anything
 +
        # relating to negativity, family, or reflection
 +
        cannedAnswer()
 +
 +
    # we get here when the user quits.
 +
    print( "it was nice chatting with you" )
 +
   
 +
main()
 +
 +
</source>
  
 +
</showafterdate>
 
<br />
 
<br />
  

Latest revision as of 12:58, 1 June 2018

D. Thiebaut (talk) 14:42, 25 March 2018 (EDT)


...

<showafterdate after="20180402 00:00" before="20180601 00:00">

Solution Programs


demo5.py


# Uses graphics.py from Zelle
#
# This program displays the basic elements of a program
#
from graphics import *

def main():
    win = GraphWin( "Lab 7 Moving ball", 600, 400 )

    # create a green obstacle in the middle of the window
    x1 = 200
    y1 = 200
    x2 = 250
    y2 = 250 
    obstacle1 = Rectangle( Point( x1, y1 ), Point( x2, y2 ) )
    obstacle1.setFill( "green" )
    obstacle1.draw( win )

    # create another green rectangle on the right of the first one
    x3 = 350
    y3 = 200
    x4 = 400
    y4 = 250 
    obstacle2 = Rectangle( Point( x3, y3 ), Point( x4, y4 ) )
    obstacle2.setFill( "magenta" )
    obstacle2.draw( win )
    
    # create and draw a red circle
    radius = 30
    center = Point( 100, 100 )
    circ = Circle( center, radius )
    circ.setFill( 'red' )
    circ.draw( win )

    # define the direction the circle will start moving in.
    # 5 pixels to the right every move, and 0.25 pixels down
    # every move.
    dx = 5.1
    dy = 2.51

    # as long as the mouse hasn't been clicked on the window
    # keep on looping.
    while win.checkMouse() == None:

        # move the circle in the current direction.
        circ.move( dx, dy )

        # get the x and y of the center of the circle.
        x = circ.getCenter().getX()
        y = circ.getCenter().getY()

        # if the center of the ball is outside the right or left boundary,
        # reverse the x direction of movement.
        if  x > 600 - radius or  x < radius: 
            dx = -dx
        if  y > 400 - radius or y < radius:
            dy = -dy

        # if the center of the ball is inside the first obstacle, stop
        # the ball.
        if  x1 < x < x2 and y1 < y < y2 :
            dx = 0
            dy = 0

        # if the center of the ball is inside the second obstacle, bounce
        # off
        if  x3 < x < x4 and y3 < y < y4 :
            dx = -dx
            dy = -dy

    
    # if we're here, it's because the the user clicked on the graphic window.
    # we can close everything and quit.
    win.close()    

main()


demo6.py


# Uses graphics.py from Zelle
#
# This program displays the basic elements of a program
#
from graphics import *

# ifInside: returns true of the coordinates of a point defined by 
# its coordinates ballX and ballY, are inside the rectangle defined by a top
# left point of coordinates obsX1, obsY1, and a bottom-right point
# with coordinates obsX2, obsY2.   Returns false if the point is outside
# the rectangle.
def isInside( ballX, ballY, obsX1, obsY1, obsX2, obsY2 ):
    if obsX1 < ballX < obsX2 and obsY1 < ballY < obsY2:
        return True
    else:
        return False

    
def main():
    win = GraphWin( "Lab 7 Moving ball", 600, 400 )

    # create a green obstacle in the middle of the window
    x1 = 200
    y1 = 200
    x2 = 250
    y2 = 250 
    obstacle1 = Rectangle( Point( x1, y1 ), Point( x2, y2 ) )
    obstacle1.setFill( "green" )
    obstacle1.draw( win )

    # create another green rectangle on the right of the first one
    x3 = 350
    y3 = 200
    x4 = 400
    y4 = 250 
    obstacle2 = Rectangle( Point( x3, y3 ), Point( x4, y4 ) )
    obstacle2.setFill( "magenta" )
    obstacle2.draw( win )
    
    # create and draw a red circle
    radius = 30
    center = Point( 100, 100 )
    circ = Circle( center, radius )
    circ.setFill( 'red' )
    circ.draw( win )

    # define the direction the circle will start moving in.
    # 5 pixels to the right every move, and 0.25 pixels down
    # every move.
    dx = 5.111
    dy = -2.51

    # as long as the mouse hasn't been clicked on the window
    # keep on looping.
    while win.checkMouse() == None:

        # move the circle in the current direction.
        circ.move( dx, dy )

        # get the x and y of the center of the circle.
        x = circ.getCenter().getX()
        y = circ.getCenter().getY()

        # if the center of the ball is outside the right or left boundary,
        # reverse the x direction of movement.
        if  x > 600 - radius or  x < radius: 
            dx = -dx
        if  y > 400 - radius or y < radius:
            dy = -dy

        # if the center of the ball is inside the first obstacle, stop
        # the ball.
        if  isInside( x, y, x1, y1, x2, y2 ):
            dx = 0
            dy = 0

        # if the center of the ball is inside the second obstacle, bounce
        # off
        if  isInside( x, y, x3, y3, x4, y4 ):
            dx = -dx
            dy = -dy

    
    # if we're here, it's because the the user clicked on the graphic window.
    # we can close everything and quit.
    win.close()    

main()


demo7.py


# Uses graphics.py from Zelle
#
# This program displays the basic elements of a program
#
from graphics import *

# ifInside: returns true of the coordinates of a point defined by 
# its coordinates ballX and ballY, are inside the rectangle defined by a top
# left point of coordinates obsX1, obsY1, and a bottom-right point
# with coordinates obsX2, obsY2.   Returns false if the point is outside
# the rectangle.
def isInside( ballX, ballY, obsX1, obsY1, obsX2, obsY2 ):
    if obsX1 < ballX < obsX2 and obsY1 < ballY < obsY2:
        return True
    else:
        return False

def isLeftSide( x, y, width ):
    if x < width//2:
        return True
    else:
        return False
    
def main():
    win = GraphWin( "Lab 7 Moving ball", 600, 400 )

    # create a green obstacle in the middle of the window
    x1 = 200
    y1 = 200
    x2 = 250
    y2 = 250 
    obstacle1 = Rectangle( Point( x1, y1 ), Point( x2, y2 ) )
    obstacle1.setFill( "green" )
    obstacle1.draw( win )

    # create another green rectangle on the right of the first one
    x3 = 350
    y3 = 200
    x4 = 400
    y4 = 250 
    obstacle2 = Rectangle( Point( x3, y3 ), Point( x4, y4 ) )
    obstacle2.setFill( "magenta" )
    obstacle2.draw( win )
    
    # create and draw a red circle
    radius = 30
    center = Point( 100, 100 )
    circ = Circle( center, radius )
    circ.setFill( 'red' )
    circ.draw( win )

    # define the direction the circle will start moving in.
    # 5 pixels to the right every move, and 0.25 pixels down
    # every move.
    dx = 5.111
    dy = -2.51

    # as long as the mouse hasn't been clicked on the window
    # keep on looping.
    while win.checkMouse() == None:

        # move the circle in the current direction.
        circ.move( dx, dy )

        # get the x and y of the center of the circle.
        x = circ.getCenter().getX()
        y = circ.getCenter().getY()

        # if the center of the ball is outside the right or left boundary,
        # reverse the x direction of movement.
        if  x > 600 - radius or  x < radius: 
            dx = -dx
        if  y > 400 - radius or y < radius:
            dy = -dy

        # if the center of the ball is inside the first obstacle, stop
        # the ball.
        if  isInside( x, y, x1, y1, x2, y2 ):
            dx = 0
            dy = 0

        # if the center of the ball is inside the second obstacle, bounce
        # off
        if  isInside( x, y, x3, y3, x4, y4 ):
            dx = -dx
            dy = -dy

        # if the ball is on the left side of the window, its color is
        # red, else its color is yellow.
        if isLeftSide( x, y, win.getWidth() )==True:
            circ.setFill( 'red' )
        else:
            circ.setFill( 'yellow' )
            
    
    # if we're here, it's because the the user clicked on the graphic window.
    # we can close everything and quit.
    win.close()    

main()



demo8.py


# Uses graphics.py from Zelle
#
# This program displays the basic elements of a program
#
from graphics import *

# ifInside: returns true of the coordinates of a point defined by 
# its coordinates ballX and ballY, are inside the rectangle defined by a top
# left point of coordinates obsX1, obsY1, and a bottom-right point
# with coordinates obsX2, obsY2.   Returns false if the point is outside
# the rectangle.
def isInside( ballX, ballY, obsX1, obsY1, obsX2, obsY2 ):
    if obsX1 < ballX < obsX2 and obsY1 < ballY < obsY2:
        return True
    else:
        return False

def isLeftSide( x, y, width ):
    if x < width//2:
        return True
    else:
        return False

def getColor( x, y, w, h ):
    if x < w/2 and y < h/2:
        return 'yellow'
    elif x < w/2 and y > h/2:
        return 'blue'
    elif x > w/2 and y < h/2:
        return 'red'
    else:
        return 'brown'
        
def main():
    win = GraphWin( "Lab 7 Moving ball", 600, 400 )

    # create a green obstacle in the middle of the window
    x1 = 200
    y1 = 200
    x2 = 250
    y2 = 250 
    obstacle1 = Rectangle( Point( x1, y1 ), Point( x2, y2 ) )
    obstacle1.setFill( "green" )
    obstacle1.draw( win )

    # create another green rectangle on the right of the first one
    x3 = 350
    y3 = 200
    x4 = 400
    y4 = 250 
    obstacle2 = Rectangle( Point( x3, y3 ), Point( x4, y4 ) )
    obstacle2.setFill( "magenta" )
    obstacle2.draw( win )
    
    # create and draw a red circle
    radius = 30
    center = Point( 100, 100 )
    circ = Circle( center, radius )
    circ.setFill( 'red' )
    circ.draw( win )

    # define the direction the circle will start moving in.
    # 5 pixels to the right every move, and 0.25 pixels down
    # every move.
    dx = 5.111
    dy = -2.51

    # as long as the mouse hasn't been clicked on the window
    # keep on looping.
    while win.checkMouse() == None:

        # move the circle in the current direction.
        circ.move( dx, dy )

        # get the x and y of the center of the circle.
        x = circ.getCenter().getX()
        y = circ.getCenter().getY()

        circ.setFill( getColor( x, y, win.getWidth(), win.getHeight() ) )
                   
        # if the center of the ball is outside the right or left boundary,
        # reverse the x direction of movement.
        if  x > 600 - radius or  x < radius: 
            dx = -dx
        if  y > 400 - radius or y < radius:
            dy = -dy

        # if the center of the ball is inside the first obstacle, stop
        # the ball.
        if  isInside( x, y, x1, y1, x2, y2 ):
            dx = 0
            dy = 0

        # if the center of the ball is inside the second obstacle, bounce
        # off
        if  isInside( x, y, x3, y3, x4, y4 ):
            dx = -dx
            dy = -dy

        # if the ball is on the left side of the window, its color is
        # red, else its color is yellow.
        """
        if isLeftSide( x, y, win.getWidth() )==True:
            circ.setFill( 'red' )
        else:
            circ.setFill( 'yellow' )
        """ 
    
    # if we're here, it's because the the user clicked on the graphic window.
    # we can close everything and quit.
    win.close()    

main()


Eliza


# eliza.py
#
# This program was developed in class. It is poorly documented,
# and is provided here only to help with the note-taking.

import random



def cannedAnswer():
    """display a random canned answer.
    """
    canned = [ "\nPlease tell me more",
           "\nI see...",
           "\nI am listening..." ]
    print( random.choice( canned ) )

def cannedNegative():
    """display statement picking up on negativity
    """
    canned = [ "My, my, so negative today!",
               "Really?", "You should be more positive",
               "Maybe you should take a break!" ]
    print( random.choice( canned ) )

def cannedFamily( member ):
    """display a random statement about the user's family,
        or the particular member the user listed in her answer"""

    canned = [ "How do you feel about your " + member,
               "is that always the case in your family",
               "tell me more about your "+member ]

    print( random.choice( canned ) )
           
def main():
 
     # greet user
     print(  "Welcome.  Please tell me of your problems: " )
     print( '(You may quit at any time by answering "bye")' )
 
     # repeat a huge number of times
     for i in range( 100000 ):
 
         # get user's statement about her life
         answer = input( "\n> " )
         if ( answer.lower() == "bye" ):
             break

         # negative answer
         neg = [ "no", "never" ]
         if answer.lower() in neg:
             cannedNegative()
             continue

         # family member
         family = ["mother", "father", "sister", "brother", "dog" ]
         found = 0
         for member in family:
             if answer.find( member ) != -1:
                 found = 1
                 break
         if found != 0:
             cannedFamily( member )
             continue

         # reflection
         # split the answer into a list of words
         words = answer.split()

         # create a new list with the same words
         newWords = []
         for word in words:
             newWords.append( word )

         # go through all the words in the original list
         # and reflect them in the new list.
         for i in range( len( words ) ):
             if words[i] == "I":
                 newWords[i] = "you"
             if words[i] == "you":
                 newWords[i] = "me"

         # if the two lists of words are different, we must have
         # reflected some words...
         if words != newWords:
             print( ' ' . join( newWords ) + '?')
             continue
            
         # respond semi-intelligently if we couldn't detect anything 
         # relating to negativity, family, or reflection
         cannedAnswer()

     # we get here when the user quits.
     print( "it was nice chatting with you" )
     
main()

</showafterdate>










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