# Copyright (C) 2020 Daniel Richardson richardson.daniel@hotmail.co.uk
#
# This file is part of stockTicker project for justinodunn.
#
# stockTicker can not be copied and/or distributed without the express
# permission of Daniel Richardson


import sys, select
import os
import threading
from PIL import Image, ImageDraw, ImageFont
import time
import csv
import requests
import pexpect
from rgbmatrix import RGBMatrix, RGBMatrixOptions
from rgbmatrix.graphics import *
from multiprocessing import Process
import traceback 
import json
from datetime import datetime


def getInput(Block=False):
    if Block or select.select([sys.stdin], [], [], 0) == ([sys.stdin], [], []):
        msg = sys.stdin.read(1)
        #sys.stdin.flush()
    else:
        msg = ''
    return msg


  
class StockTicker():
    def __init__(self):
        #Define global resources
        self.symbols = []
        
        self.greenORred = (255, 255, 255)
        #self.blank = Image.open('logos/blank.png')
        self.blank = Image.new('RGB', (0, 32))
        self.running = True
        self.brightness = 1.0
        self.delay = 0.02

        # Configuration for the matrix
        options = RGBMatrixOptions()
        options.rows = 32
        options.cols = 64
        options.chain_length = 2
        options.parallel = 1
        options.hardware_mapping = 'adafruit-hat' # If you have an Adafruit HAT: 'adafruit-hat'
        options.gpio_slowdown = 3
        self.matrix = RGBMatrix(options = options)
        self.points = True # display crypto change in points or percent
        

    def openImage(self, image_file):
        image = Image.open(image_file)
         # Make image fit our screen.
        #image.thumbnail((self.matrix.width, self.matrix.height), Image.ANTIALIAS)

        image = image.convert('RGB')
        return image
        
        
    def setImage(self, image, offset_x = 0, offset_y = 0, unsafe=False):
        
        
        if (image.mode != "RGB"):
            raise Exception("Currently, only RGB mode is supported for SetImage(). Please create images with mode 'RGB' or convert first with image = image.convert('RGB'). Pull requests to support more modes natively are also welcome :)")

        if unsafe:
            #In unsafe mode we directly acceshow to send commands to running python processs the underlying PIL image array
            #in cython, which is considered unsafe pointer accecss,
            #however it's super fast and seems to work fine
            #https://groups.google.com/forum/#!topic/cython-users/Dc1ft5W6KM4
            img_width, img_height = image.size
            
            print('args', img_width, img_height, offset_x, offset_y, image)
            self.matrix.SetPixelsPillow(offset_x, offset_y, img_width, img_height, image)
        else:
            # First implementation of a SetImage(). OPTIMIZE_ME: A more native
            # implementation that directly reads the buffer and calls the underlying
            # C functions can certainly be faster.
            img_width, img_height = image.size
            pixels = image.load()
            for x in range(max(0, -offset_x), min(img_width, self.matrix.width - offset_x)):
                for y in range(max(0, -offset_y), min(img_height, self.matrix.height - offset_y)):
                    (r, g, b) = pixels[x, y]
     
                    self.matrix.SetPixel(x + offset_x, y + offset_y, r*self.brightness, g*self.brightness, b*self.brightness)

    def scrollImage(self, image, offset_x = 0, offset_y = 0):
        img_width, img_height = image.size
        
        

        while offset_x > -img_width:
            offset_x -= 1
            
            self.setImage(image, offset_x = offset_x, offset_y = offset_y)
            
            # remove the ppixels behind the image, to stop trailing

                
            for x in range(offset_x + img_width, 128):
                for y in range(self.matrix.height):
                    
         
                    self.matrix.SetPixel(x , y , 0,0,0)
                
            
            try:
                msg = getInput()
                if msg == 'K':
                    self.resetMatrix()
                    
                    return True
            
                self.process_msg(msg)
            except KeyboardInterrupt:
                sys.stdout.flush()
                pass
                    
            time.sleep(self.delay)
        return False
        
    def scrollImageStacked(self, image, offset_x = 0, offset_y = 0):
        img_width, img_height = image.size
        
        

        while offset_x > -img_width - 128:
            offset_x -= 1
            
            self.setImage(image, offset_x = offset_x+128, offset_y = offset_y)
            self.setImage(image, offset_x = offset_x, offset_y = offset_y+20)
            
            try:
                msg = getInput()
                if msg == 'K':
                    self.resetMatrix()
                    
                    return True
            
                self.process_msg(msg)
            except KeyboardInterrupt:
                sys.stdout.flush()
                pass
                    
            time.sleep(self.delay)
        return False
            
    def scrollImageTransition(self, image_files, offset_x = 0, offset_y = 0, stocks = True):
        # use two image files and switch between them with a seemless transition
        current_img = 1
        image1 = self.openImage(image_files[0])
        image2 = self.openImage(image_files[1])
        kill = False 
        while True:
            
            if current_img == 1:
                
                if stocks: 
                    update_process = Process(target = self.getFullStockImage, args = (1,))
                    update_process.start()
                    image1 = self.openImage(image_files[0])
                    image2 = self.openImage(image_files[1])
                
            elif current_img == 2:
               
                if stocks: 
                    update_process = Process(target = self.getFullStockImage, args = (2,))
                    update_process.start()
                    
                    image1 = self.openImage(image_files[1])
                    image2 = self.openImage(image_files[0])
            
            img_width, img_height = image1.size
            
            
            while offset_x > -img_width:
                offset_x -= 1
                
                self.setImage(image1, offset_x = offset_x, offset_y = offset_y)
                
                if offset_x + img_width < self.matrix.width: # if the image is ending
                    self.setImage(image2, offset_x = offset_x + img_width, offset_y = offset_y)
                    
                
                time.sleep(self.delay)
                try:
                    msg = getInput()
                    
                    if msg == 'K':
                        self.resetMatrix()
                        kill = True
                        image1.close()
                        image2.close()
                        break
                
                    self.process_msg(msg)
                except KeyboardInterrupt:
                    sys.stdout.flush()
                    pass
            if stocks:
                image1.close()
                image2.close()
                        
            if kill: break
            
            if stocks:
                update_process.join()
            if current_img == 1:
                current_img = 2 
            elif current_img == 2:
                current_img = 1 
            offset_x = 0
            
    def textImage(self, text, font, r = 255, g = 255, b = 255, matrix_height = False, buff = 0):
        '''
        creates and returns a ppm image containing the text in the supplied font and colour
        '''
        
        width, height = self.get_text_dimensions(text, font)
        
        if matrix_height:
            height = 32
        print(text)
        print('dims:', width, height)
        img = Image.new('RGB', (width + buff + 3, height+3))
        d = ImageDraw.Draw(img)

        d.text((0, 0), text, fill=(r, g, b), font=font)
        return img
        

    def displayUserText(self):
        '''
        displays the text entered in the webpage by the user.
        '''
     
        f = open('csv/scroll_text.csv', 'r')
        
        CSV = csv.reader(f)
        text, r, g, b = next(CSV)
        
        f.close()

 
        font = ImageFont.load("./fonts/texgyre-27.pil")
        
        img = self.textImage(text, font, int(r), int(g), int(b), True, buff = 50)
        
        img.save('scroll_text.ppm')
        self.scrollImageTransition(['scroll_text.ppm', 'scroll_text.ppm'], offset_x = 128, offset_y = 0, stocks = False)
    
    def displayNews(self):
        headline_font = ImageFont.load("./fonts/10x20.pil")
        source_font = ImageFont.load("./fonts/10x20.pil")
        while True:
            headlines = []
            source_date_times = []
            
            f = open('csv/news.csv', 'r')
            CSV = csv.reader(f)
            next(CSV)
            for row in CSV:
                headline, source, date, time = row
                headlines.append(headline)
                source_date_times.append(source + ': ' + date + ' ' + time)
                
            f.close()
            
            if len(headlines) > 0:
            
                for i, headline in enumerate(headlines):
                    headline = headline.replace("^", ",")
                    headline = headline.replace("’", "'")
                    headline = headline.replace("‘", "'")
                    headline = headline.replace('“', '"')
                    headline = headline.replace('”', '"')
                    
                    headline_img = self.textImage(headline, headline_font, matrix_height = True)
                    source_img = self.textImage(source_date_times[i], source_font, r=255, g=255, b=0, matrix_height = True)
                    
                    
                    try:
                        logos_path = os.path.join(os.path.join(os.path.dirname(os.path.abspath(__file__)), 'logos'), 'news_logos')
                       
                        logo = Image.open(os.path.join(logos_path,  'techcrunch' + '.png'))
                        print(logo.size)
                        img = Image.new('RGB', (headline_img.size[0], 32))
                        img.paste(headline_img, (2, -3))
                        img.paste(source_img, (2,16))
                        
                        img= self.stitchImage([logo,img])
                        
                    except Exception as e:
                        print(e)
                        img = Image.new('RGB', (headline_img.size[0], 32))
                        img.paste(headline_img, (0,0))
                        img.paste(source_img, (0,16))
                        img.save('image.ppm')
                        
                    
                    
                    killed = self.scrollImage(img, offset_x = 128, offset_y = 0)
                    #killed = self.scrollImageStacked(img, offset_x = 128, offset_y = 0)
                    if killed: break
                   
            else:
                print('new failed')
                    
                    
                    
            if killed: break

        
        
    def displayGIF(self, gif):
        # To iterate through the entire gif
        i = 0
        while True:
            print(gif.tell())
            try:
                gif.seek(i)
            except EOFError:
                print('finished')
                i = 0
                gif.seek(i)
            # do something to im
            self.setImage(gif.convert('RGB'))
            time.sleep(0.5)
            i += 1
            try:
                msg = getInput()
               
                if msg == 'K':
                    gif.close()
                    self.resetMatrix()
                
                    break
            
                self.process_msg(msg)
            except KeyboardInterrupt:
                sys.stdout.flush()
                pass
                
    def scrollGIF(self, gif, offset_x = 0, offset_y = 0):
        # To iterate through the entire gif
        i = 0
        
        img_width, img_height = gif.size

        while offset_x > -img_width:
            offset_x -= 1
      
            try:
                gif.seek(i)
            except EOFError:
                print('finished')
                i = 0
                gif.seek(i)
            # do something to im
            self.setImage(gif.convert('RGB'), offset_x = offset_x)
            time.sleep(self.delay)
            
            if offset_x % 20 == 0:
                i += 1
                
            for x in range(offset_x + img_width, 128):
                for y in range(self.matrix.height):

                    self.matrix.SetPixel(x , y , 0,0,0)

            try:
                msg = getInput()
               
                if msg == 'K':
                    gif.close()
                    self.resetMatrix()
                    return True
            
                self.process_msg(msg)
            except KeyboardInterrupt:
                sys.stdout.flush()
                pass
        return False
                  
    #Using change between min and day price give appropriate arrow
    #and set the overall change colour
    def getArrow(self, CHANGE):
        self.greenORred
        logos_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'logos')
        if(CHANGE>0):
            Arrow = Image.open(os.path.join(logos_path, 'up.png'))
            self.greenORred = (0, 255, 0)
            return Arrow, CHANGE
        Arrow = Image.open(os.path.join(logos_path, 'down.png'))
        self.greenORred = (255, 0, 0)
        CHANGE = (CHANGE * -1)
        return Arrow, CHANGE

    def get_text_dimensions(self, text_string, font):
        canvas = Image.new('RGB', (10000,100))

        draw = ImageDraw.Draw(canvas)
        monospace = font

        text = text_string
        white = (255,255,255)
        draw.text((0, 0), text, font=monospace, fill=white)

        bbox = canvas.getbbox()
        width = bbox[2]-bbox[0]
        height = bbox[3]-bbox[1]

        return width,height

    #Draw Ticker, current and change onto one image
    def textToImage(self, TICKER, CURRENT, CHANGE, ARROW):
        font = ImageFont.load("./fonts/10x20.pil")
        text_width_current, text_height = self.get_text_dimensions(CURRENT, font)
        img = Image.new('RGB', (text_width_current + 100, 32))
        d = ImageDraw.Draw(img)

        d.text((4, 0), TICKER, fill=(255, 255, 255), font=font)
        d.text((4, 16), CURRENT, fill=self.greenORred, font=font)

        

        img.paste(ARROW, ((text_width_current + 9),18))
        d.text(((text_width_current+29), 16), CHANGE, fill=self.greenORred, font=font)

        text_width_change, text_height = self.get_text_dimensions(CHANGE, font)

        newWidth = (text_width_current+29) + (text_width_change)

        img.crop((0,0,newWidth,32)) 
        return img 

    #Stitch the logo & prices picture into one image
    def stitchImage(self, image_list):
        widths, heights = zip(*(i.size for i in image_list))
        total_width = sum(widths)
        max_height = max(heights)
        new_im = Image.new('RGB', (total_width, max_height))
        x_offset = 0
        for im in image_list:
            print(x_offset)
            new_im.paste(im, (x_offset,0))
            x_offset += im.size[0]
           
           
        return new_im

    def resetMatrix(self):
        for x in range(self.matrix.width):
            for y in range(self.matrix.height):
                
     
                self.matrix.SetPixel(x , y , 0,0,0)
            
    #Connect all the pieces togeather creating 1 long final stock image
    def getFullStockImage(self, updated_img):

        image_list = []
        
        start = time.time()
        self.readCSV()
 
    
        for i, symbol in enumerate(self.symbols):
            info = self.stock_info[symbol]
            
            change = float(info[0])-float(info[1]) #TEXT
            ticker = symbol #TEXT
            current = '%.2f' % float(info[0]) #TEXT
            
            arrow, change = self.getArrow(change)
            change = '%.2f' % change
            midFrame = self.textToImage(ticker, current, change, arrow) #IMAGE THE TEXT
            
           
            try:
                logos_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'logos')
               
                logo = Image.open(os.path.join(logos_path,  ticker + '.png'))
                stitchedStock = self.stitchImage([logo,midFrame])
            except:
                
                stitchedStock = midFrame
            
                
            
            image_list.append(self.blank)
            image_list.append(stitchedStock)
        
        for i, coin in enumerate(self.coins):
            info = self.coin_info[coin]
            print(info)
            change = float(info[3]) #TEXT
            ticker = info[0] #TEXT
            current =  float(info[2]) #TEXT
            base = info[1].upper()

            if self.points: 
                # convert percent to points
                change = change/100 * current
                
            current = '%.2f' % current
                
                
            arrow, change = self.getArrow(change)
            change = '%.2f' % change
            midFrame = self.textToImage(ticker + '(' + base + ')', current, change, arrow) #IMAGE THE TEXT
            
           
            try:
                logos_path = os.path.join(os.path.join(os.path.dirname(os.path.abspath(__file__)), 'logos'), 'crypto')
               
                logo = Image.open(os.path.join(logos_path,  ticker + '.png'))
                stitchedStock = self.stitchImage([logo,midFrame])
            except:
                
                stitchedStock = midFrame
            
            image_list.append(self.blank)
            image_list.append(stitchedStock)
                
        finalDisplayImage = self.stitchImage(image_list)
        
        if updated_img == 1:
            finalDisplayImage.save('final.ppm')
        elif updated_img == 2:
            finalDisplayImage.save('final1.ppm')
        
    def getTodayWeatherImage(self):
        img = Image.new('RGB', (225, 32))
        
        location = 'London'
        
        
        current_weather = json.load(open('csv/current_weather.json', 'r'))
        
        small_font = ImageFont.load("./fonts/5x7.pil")
        large_font = ImageFont.load("./fonts/10x20.pil")
        
        
        location_img = self.textImage(location, small_font)
        
        img.paste(location_img, (5,0)) 
        
        main = current_weather['main_weather']
        if main == 'Clouds':
            main = current_weather['description']
        weather_ids = {'Clear': '01', 'few clouds': '02', 'scattered clouds': '03', 'broken clouds':'04', 'overcast clouds':'04', 'Drizzle':'09', 
        'Rain':'10', 'Thunderstorm':'11', 'Snow':'13', 'Mist': '50', 'Smoke': '50', 'Haze': '50', 'Dust': '50', 'Fog': '50',
         'Sand': '50', 'Ash': '50', 'Squall': '50', 'Tornado': '50'}
        
        weather_dir = './logos/weather_icons'
        
        weather_img = Image.open(weather_dir + '/weather_type_icons/' + weather_ids[main] + '.png')
        img.paste(weather_img, (5,12))
        
        temp_img = self.textImage(str("{0:.0f}".format(current_weather['temp'])), large_font)
        img.paste(temp_img, (50,9))
        
        deg_img = self.textImage('o', small_font)
        print(temp_img.size)
        img.paste(deg_img, (70, 8))
        
        main = current_weather['main_weather']
        main_img = self.textImage(main, small_font)
        img.paste(main_img, (45, 26))
        
        feels_img = self.textImage('Feels like:' + str("{0:.0f}".format(current_weather['feels_like'])), small_font)
        img.paste(feels_img, (41, 0))
        
        min_img = self.textImage( "{0:.0f}".format(current_weather['min_temp']), small_font, r=0, g=0, b=255)
        img.paste(min_img, (75, 15))
        
        max_img = self.textImage( "{0:.0f}".format(current_weather['max_temp']), small_font, r=255, g=0, b=0)
        img.paste(max_img, (90, 15))
        
        hum_img = Image.open(weather_dir + '/humidity.png')
        img.paste(hum_img, ( 107, 8))
        
        htext_img = self.textImage(str(current_weather['humidity']) + '%', small_font)
        img.paste(htext_img, (120, 10))
        
        uv_img = Image.open(weather_dir + '/uv.png')
        img.paste(uv_img, ( 109, 20))
        
        utext_img = self.textImage(str(current_weather['uv']) , small_font)
        img.paste(utext_img, (120, 23))
        
        weekdays = ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
        months =['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
        month = months[int(datetime.now().strftime('%m'))]
        date = str(int(datetime.now().strftime('%d')))
        
        
        weekday = weekdays[datetime.today().weekday()]
        
        
        
        date_img = self.textImage(month + ' ' + date + ', ' + weekday, small_font)
        img.paste(date_img, (132, 0))
        
        rain_img = Image.open(weather_dir + '/rain-chance.png')
        img.paste(rain_img, (143,8))
        
        
        rtext_img = self.textImage(str(current_weather['clouds']) + '%', small_font)
        img.paste(rtext_img, (156, 10))
        
        cloud_img = Image.open(weather_dir + '/clouds.png')
        img.paste(cloud_img, (143,20))
        
        ctext_img = self.textImage(str(current_weather['clouds']) + '%', small_font)
        img.paste(ctext_img, (156, 22))
        
        wind_img = Image.open(weather_dir + '/wind.png')
        img.paste(wind_img, (177,8))
        
        wtext_img = self.textImage(str(current_weather['wind_speed']) + 'm/s', small_font)
        img.paste(wtext_img, (190, 10))
        
        vis_img = Image.open(weather_dir + '/visibility.png')
        img.paste(vis_img, (177,20))
        
        vtext_img = self.textImage(str(current_weather['visibility']/1000) + 'km', small_font)
        img.paste(vtext_img, (190, 22))
        
        return img
        
    def getDailyWeatherImage(self):
        location = 'London'
        img = Image.new('RGB', (1000, 32))
        
        
        daily_weather = json.load(open('csv/daily_weather.json', 'r'))
        
        small_font = ImageFont.load("./fonts/5x7.pil")
        large_font = ImageFont.load("./fonts/10x20.pil")
        
        
        location_img = self.textImage(location, small_font)
        
        #img.paste(location_img, (20,0)) 
        
        weekdays = ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
        months =['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
        month = months[int(datetime.now().strftime('%m'))]
        date = str(int(datetime.now().strftime('%d')))
        
        
        weekday = weekdays[datetime.today().weekday()]
        
        
        
        date_img = self.textImage(month + ' ' + date + ', ' + weekday, small_font)
        #img.paste(date_img, (70, 0))
        
        
        print(len(daily_weather))
        weather_dir = './logos/weather_icons'
        
        weather_ids = {'Clear': '01', 'few clouds': '02', 'scattered clouds': '03', 'broken clouds':'04', 'overcast clouds':'04', 'Drizzle':'09', 
        'Rain':'10', 'Thunderstorm':'11', 'Snow':'13', 'Mist': '50', 'Smoke': '50', 'Haze': '50', 'Dust': '50', 'Fog': '50',
         'Sand': '50', 'Ash': '50', 'Squall': '50', 'Tornado': '50'}
        
        x_offset = 4
        
        for i in range(len(daily_weather)):
            weather = daily_weather[i]
            main = weather['main_weather']
            
            
            if main == 'Clouds':
                main = weather['description']
            
            weather_img = Image.open(weather_dir + '/weather_type_icons/' + weather_ids[main] + '.png')
            min_img = self.textImage( "{0:.0f}".format(weather['min_temp']), small_font, r=0, g=0, b=255)
            
            
            max_img = self.textImage( "{0:.0f}".format(weather['max_temp']), small_font, r=255, g=0, b=0)
            
            img.paste(weather_img, (x_offset, 0))
            img.paste(min_img, (x_offset, 26))
            img.paste(max_img, (x_offset + 12, 26))
            
            x_offset += weather_img.size[0] + 5
                
        img = img.crop((0,0,x_offset,32))
        
        return img
        
    #Send the final stitched image to the display for set amount of time
    def displayStocks(self):
        #os.system("sudo ./demo -D1 final.ppm -t " + str(displayTime) +" -m "+ str(speedDisplay) +" --led-gpio-mapping=adafruit-hat --led-rows=32 --led-cols=256")
        #os.system("sudo ./demo -D1 final.ppm -t " + str(self.displayTime) +" -m "+ str(self.speedDisplay) +" --led-gpio-mapping=adafruit-hat --led-rows=64 --led-cols=64 --led-slowdown-gpio=4 ")
        self.scrollImageTransition(['final.ppm', 'final.ppm'], offset_x = 0, offset_y = 0)
    
    
    #Retrieve symbols and stock info from the csv file 
    def readCSV(self):
        
        self.symbols = []
        self.stock_info = {}
        f = open('csv/tickers.csv', 'r')
        CSV = csv.reader(f)
        next(CSV)
        for row in CSV:
            
            try: 
                symbol, current_price, opening_price = row
                self.symbols.append(symbol)
                self.stock_info[symbol] = [current_price, opening_price]
            except: 
                pass # we dont want to include incomplete information 
                
        f.close()
        
        self.coins = []
        self.coin_info = {}
        f = open('csv/crypto.csv', 'r')
        CSV = csv.reader(f)
        next(CSV)
        for row in CSV:
            
            try: 
                symbol, coin, base, current_price, day_change = row
                self.coins.append(coin)
                self.coin_info[coin] = [symbol, base, current_price, day_change]
            except: 
                pass
                
        f.close()
    
  
   
    #Main run definition called by server
    def runStockTicker(self, runtime, delay, speedtime): 

        
        self.getSymbols()
    
        self.GetfullStockImage()
        self.keySwapper += 1
        self.running = True
        
    
        while (True):
            if (self.running == True):
                
            
                #th = threading.Thread(target=self.displayMatrix)
                #th.start()
                self.displayMatrix()
                time.sleep((int(runtime) - int(delay)))
                self.getfullStockImage()
             
                #th.join()
                        
               
            else:
                break;

    #Change running to false stopping refresh at next checkpoint
    def stopStockTicker(self):
    
     
        self.keySwapper = 0
        self.running = False
        print('MATRIX DISPLAY STOP CALLED')
    
    def process_msg(self, msg):
        
        if msg == 'S': # stocks
            self.getFullStockImage(1)
            self.displayStocks()
            
        elif msg == 'N': #news
            self.displayNews()
        # speed settings
        elif msg == 's':
            self.delay = 0.03
  
        elif msg == 'm':
            self.delay = 0.01
 
        elif msg == 'f':
            self.delay = 0.005
        
        
        elif msg in ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9']: # birghtness ettings
      
            self.brightness = min(1.0, float(msg)/10 + 0.1)
        
        
        elif msg == 'T':# text
            
            self.displayUserText()
            
        elif msg == 'I': # image
            
            image = self.openImage(os.path.join(os.path.dirname(os.path.abspath(__file__)), 'display_image'))
            
            #self.setImage( image)
            while True:
                kill = self.scrollImage(image, offset_x = 128)
                
                if kill:
                    break
            
        elif msg == 'G': # gif
            gif = Image.open(os.path.join(os.path.dirname(os.path.abspath(__file__)), 'display_gif'))
            #self.displayGIF(gif)
            while True:
                kill = self.scrollGIF(gif, offset_x = 128)
                if kill:
                    break
        
        elif msg == 'W': # weather
            img = stock_ticker.getTodayWeatherImage()
            img.save('weather.ppm')
            self.scrollImageTransition(['weather.ppm', 'weather.ppm'])
            
        elif msg == 'D': # daily weather
            img = stock_ticker.getDailyWeatherImage()
            img.save('weather.ppm')
            self.scrollImageTransition(['weather.ppm', 'weather.ppm'])
            
        elif msg == 'K': # kill
            self.resetMatrix()
       
if __name__ == '__main__':
    
    #print(sys.stdin.readlines())
    with open('log.txt', "w") as log:
        try:
            stock_ticker = StockTicker()
            
            
            
            #img = stock_ticker.getDailyWeatherImage()
            #img = stock_ticker.getTodayWeatherImage()
            #img.save('weather.ppm')
            #stock_ticker.scrollImageTransition(['weather.ppm', 'weather.ppm'])
            
            
            
            #stock_ticker.process_msg('G')
            #stock_ticker.scrollImageTransition([os.path.join(os.path.dirname(os.path.abspath(__file__)), 'display_image'), os.path.join(os.path.dirname(os.path.abspath(__file__)), 'display_image')], stocks = False)
            #stock_ticker.readCSV()
            #stock_ticker.displayUserText()
            #
            
            #stock_ticker.displayNews()
            #stock_ticker.displayGIF('/home/pi/Desktop/stock_ticker/gifs/open.gif')
           
            #stock_ticker.displayGIF('/home/pi/Desktop/stock_ticker/gifs/close.gif')
            
            
            #stock_ticker.process_msg(brightness)
            #stock_ticker.process_msg(speed)
            
            
            #stock_ticker.displayText()
            #stock_ticker.getFullStockImage(1)
            #stock_ticker.process_msg('f')
            #stock_ticker.displayStocks()
            #stock_ticker.displayStocks()
          
            #stock_ticker.delay = 0.001
            #stock_ticker.scrollImageTransition(['final.ppm', 'final.ppm'], offset_x = 0, offset_y = 0)
            
            while True:
                msg = getInput()
                stock_ticker.process_msg(msg)
        except Exception as e:
            
            exc_type, exc_obj, exc_tb = sys.exc_info()
            fname = os.path.split(exc_tb.tb_frame.f_code.co_filename)[1]
            log.write(str(e))
            log.write('. file: ' + fname)
            log.write('. line: ' +  str(exc_tb.tb_lineno))
            log.write('. type: ' +  str(exc_type))
            log.write('\n ' + "".join(traceback.format_exception(sys.exc_info()[0], sys.exc_info()[1], sys.exc_info()[2])))
            raise(e)