py-projectile/projectile_mouse.py at master · premph/py-projectile · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
from tkinter import *
import math
window = Tk()

#assign and initialize variables
w=1200
h=600
xlist =[]
ylist=[]
dist=50
originx=200
originy=450

canvas = Canvas(window,width=w,height=h,background='light sky blue')
canvas.grid(columnspan =8)
canvas.create_text(400,50,anchor=W,fill='blue',font=('Helvetica',30),text= 'PROJECTILE SIMULATOR')
canvas.focus_set()

#making grids

nh=int(h/dist)
nw=int(w/dist)
for x in range(nh):
    canvas.create_line(0,(dist*x),w,(dist*x),fill='red',width=1)
for x in range(nw):
    canvas.create_line((dist*x),0,(dist*x),h,fill='black',width=1)

canvas.create_line(originx,0,originx,h,fill='black',width=4)
canvas.create_line(0,originy,w,originy,fill='black',width=4)

#clear canvas
def clear():
    canvas.delete('p')
    canvas.delete('l1')
    canvas.delete('bm')
    maxheight.set('')
    maxrange.set('')
    velocityf.set('')
    anglef.set('')

#animate image on trajectory
def animate():
    print('animating now')
    size = len(xlist)
    print('dots in trajectory  =', size)
    x=0
    while (x<size):
        canvas.update()
        canvas.after(30)
        canvas.delete('bm')
        canvas.create_bitmap(originx+xlist[x],originy-ylist[x],bitmap='info',tags='bm')
        x=x+1

#draw trajectory and display projectile's information
def holddrag(event):
    canvas.delete('l1')
    canvas.delete('p')
    global xlist
    global ylist
    ylist.clear()
    xlist.clear()
    x=(event.x)
    y=(event.y)
    length = round(  math.sqrt((x-originx)**2 + (y-originy)**2  )/4,2)
    angle =   round(     180%( math.degrees(math.atan2(y-originy,x-originx))  )  ,2)

    if( angle < 0 ):
        angle=0
    velocityf.set(length)
    anglef.set(angle)

    t=0
    time = 2*float(length)*math.sin(math.radians(float(angle)))/10
    maxheight.set(     round( float(length)*float(length) * 0.05 * (math.sin(math.radians(float(angle)))  )**2 ,3)     )
    maxrange.set( round( float(length)*float(length) * 0.1 * (math.sin(2*math.radians(float(angle)))),3  )       )
    while(t<=time):
        sx =  round(float(length)*t*(math.cos(math.radians(float(angle))))*5,2)
        sy = round(((float(length)*t*math.sin(math.radians(float(angle)))  ) - 0.5*10* t*t)*5,2)
        xlist.append(sx)
        ylist.append(sy)
        canvas.create_oval(  originx-3 + sx , originy -3 -sy, originx +3 +sx , originy+3 -sy ,fill='green',tags='p')
        t=t+0.1
    canvas.create_line(originx,originy,x,y,width=2,fill='purple',tags='l1')
def o():
    print(var.get())
    if(var.get()=='Level 2'):
        canvas.create_oval(600-10,180-10,600+10,180+10,fill='yellow',tags='o')
        canvas.create_polygon(300,450,550,200,650,200,900,450,tags='o1')
    else:
        canvas.delete('o')
        canvas.delete('o1')

#menubar
menubar = Menu()
menu = Menu(menubar, tearoff=0)
menubar.add_cascade(label="File", menu=menu)
menu.add_command(label="New", command = clear)
window.config(menu=menubar)

#widgets - buttons and labels
canvas.create_bitmap(originx,originy,bitmap='info',tags='bm')
Label(window, text='Your Velocity').grid(row=1,column = 0,sticky=E)
Label(window, text='Your Angle').grid(row=2, column = 0,sticky=E)
Label(window, text='Maximum Height').grid(row=1, column = 2,sticky=E)
Label(window, text='Range').grid(row=2,column = 2,sticky=E)

velocityf = StringVar()
anglef = StringVar()
maxheight = StringVar()
maxrange = StringVar()
var = StringVar(window)
var.set('Level 1')
op = OptionMenu(window, var, 'Level 1','Level 2','Level 3').grid(row=1,column=4,sticky=W,pady=10)
button = Button(window, text="OK", command=o).grid(row=1,column=5,sticky=W,pady=10)


e1 = Entry(window, textvariable =velocityf)
e2 = Entry(window, textvariable =anglef)
e1.grid(row = 1, column = 1,sticky=W,padx = 10)
e2.grid(row = 2, column = 1,sticky =W,padx = 10)
e3 = Entry(window , textvariable =maxheight)
e4 = Entry(window , textvariable =maxrange)
e3.grid(row = 1, column = 3,sticky=W,padx = 10)
e4.grid(row = 2, column = 3,sticky =W,padx = 10)

Button(window, text='PROJECT', command = animate).grid(rowspan = 2 , row=1,  column = 2,sticky= W, pady=10)
canvas.bind('<B1-Motion>',(holddrag))

window.mainloop()