from modules.constants import (
    PAGE_HEIGHT,
    PAGE_WIDTH,
)

#################################
# Display functions
#################################

class Display(object):

    def __init__(self, g_vars):
        pass

    def clear_display(self, g_vars):

        '''
        Paint display black prior to painting new page
        '''

        # Draw a black filled box to clear the display.
        g_vars['draw'].rectangle((0, 0, PAGE_WIDTH, PAGE_HEIGHT), outline=0, fill=0)

        return