import matplotlib
from matplotlib.figure import Figure
from matplotlib import style
import numpy as np

from .globals import *

style.use("ggplot")
       

class Plot():
  def __init__(self, points, plots = 1):
    matplotlib.use('TkAgg')
    self.fig = Figure()
    self.ax = self.fig.add_subplot(111)
    self.xs = range(points)
    self.ys = np.ndarray(shape=(plots, points), dtype=float)
    self.i = 0
    self.points = points
    self.plots = plots

  def setTitle(self, title):
    self.ax.set_title('Windkanal')

  def update(self, values):
    self.ax.clear()
    for p in range(self.plots):
      self.ys[p, self.i] = values[p]
      self.ax.plot(self.xs, self.ys[p], "#00A3E0", label="{}. Graph".format(p+1))
    
    self.i = (self.i+1) % self.points
    self.ax.legend(bbox_to_anchor=(0, 1.02, 1, .102), loc=3, ncol=2, borderaxespad=0)