from matplotlib import pylab
import time


column = []
zero = []
cross = []
box = 2
reversal = 3
curtime = round(time.time())
history = [8515,8525,8510,8515,8510,8515,8505,8515,8512,8515,8510,8516,8510,8515,8506,8510,8506,8510,8500,8514,8510,8517,8510,8519,8508,8515,8510,8525,8520,8525,8522,8525,8520,8525,8522,8525,8520,8523,8520,8523,8517,8525,8520,8528,8525,8539,8535,8538,8535,8545,8540,8544,8540,8545,8535,8544,8540,8545,8535,8538,8532,8538,8535,8543,8540,8543,8539,8549,8545,8550,8547,8554,8546,8563,8553,8565,8560,8563,8560,8563,8560,8563,8560,8563,8557,8560,8552,8555,8546,8550,8545,8550,8545,8550,8540,8560,8550,8553,8545,8555,8540,8548,8542,8545,8540,8545,8537,8540,8535,8550,8546,8555,8550,8558,8555,8565,8560,8570,8565,8570,8566,8575,8570,8580,8570,8580,8575,8585,8577,8585]
count = 0
colcount = 0
dir = ''
loop = len(history)-1
curprice = history[count]
if curprice > history[count+1]:
    dir = 'down'
else:
    dir = 'up'
while count < loop:
    nextprice = history[count+1]
    if dir == 'up':
        if nextprice - curprice > box:
            k = nextprice - curprice
            while k >= box:
                cross.append(curprice+k)
                zero.append(8449)
                column.append(colcount)
                k -= box
            curprice = nextprice
        if curprice - nextprice > box * reversal:
            dir = 'down'
            colcount += 1
            k = curprice - nextprice
            while k >= box:
                cross.append(8449)
                zero.append(curprice - k)
                column.append(colcount)
                k -= box
            curprice = nextprice
    elif dir == 'down':
        if curprice - nextprice > box:
            k = curprice - nextprice
            while k >= box:
                cross.append(8449)
                zero.append(curprice+k)
                column.append(colcount)
                k -= box
            curprice = nextprice
        if nextprice - curprice > box * reversal:
            dir = 'up'
            colcount += 1
            k = nextprice - curprice
            while k >= box:
                cross.append(curprice - k)
                zero.append(8449)
                column.append(colcount)
                k -= box
            curprice = nextprice

    count += 1
k = len(column)-1
while k > 0:
    print column[k],
    print cross[k],
    print zero[k]
    k -=1
print len(column)
print len(cross)
print len(zero)

pylab.plot (column, cross, 'g^',label='cross')
pylab.plot (column, zero, 'rv',label='zero')
pylab.grid()
pylab.legend ()
pylab.show()