# compatibility with TI-83+/84P CE Python edition

from ti_graphics import cls, setColor, setPen, getPixel, setPixel, drawString, drawLine, drawPolyLine, fillPolygon, drawRect, fillRect, drawArc, fillArc, fillCircle

try:
  from ppn_all import *

  ppn_y0, ppn_w, ppn_h = 30, 320, 210

  # for Casio fx-CG / USB Power Graphic 3 + NumWorks scripts
  def get_pixel(x, y): return x >= 0 and x < ppn_w and y >= 0 and y < ppn_y0 + ppn_h and getPixel(x, y + ppn_y0)
  def set_pixel(x, y, c): setPixel(x, y + ppn_y0, c)
  def draw_string(x, y, s, c=(0, 0, 0), t=None):
    setColor(c)
    drawString(s, x, y + ppn_y0)
  show_screen = lambda: None # Ndless

  # for Casio fx-CG / USB Power Graphic 3 scripts
  clear_screen = cls

  # for NumWorks scripts
  def fill_rect(x, y, w, h, c):
    setColor(c)
    fillRect(x, y + ppn_y0, w, h)

  # for TI-Nspire Ndless scripts
  def getPx(x, y): return x >= 0 and x < ppn_w and y >= 0 and y < ppn_y0 + ppn_h and col_lst2int(getPixel(x, y + ppn_y0))
  def setPx(x, y, c): setPixel(x, y + ppn_y0, col_int2lst(c))
  def fill(c):
    setColor(col_int2lst(c))
    fillRect(0, ppn_y0, ppn_w, ppn_h)

except: myInternalException('CE')