pil example textwrap (snippet)

Python pil example 'textwrap'

Functions in program:

• def draw_text(text):
• def text_wrap(text, font, max_width):

python textwrap

Python pil example: textwrap

from PIL import Image
from PIL import ImageFont
from PIL import ImageDraw

def text_wrap(text, font, max_width):
    lines = []
    # If the width of the text is smaller than image width
    # we don't need to split it, just add it to the lines array
    # and return
    if font.getsize(text)[0] <= max_width:
        lines.append(text) 
    else:
        # split the line by spaces to get words
        words = text.split(' ')  
        i = 0
        # append every word to a line while its width is shorter than image width
        while i < len(words):
            line = ''         
            while i < len(words) and font.getsize(line + words[i])[0] <= max_width:                
                line = line + words[i] + " "
                i += 1
            # when the line gets longer than the max width do not append the word, 
            # add the line to the lines array
            lines.append(line)    
    return lines


def draw_text(text):    
    # open the background file
    img = Image.open('background.png')

    # size() returns a tuple of (width, height) 
    image_size = img.size 

    # create the ImageFont instance
    font_file_path = 'fonts/Avenir-Medium.ttf'
    font = ImageFont.truetype(font_file_path, size=50, encoding="unic")

    # get shorter lines
    lines = text_wrap(text, font, image_size[0])
    print(lines # ['This could be a single line text ', 'but its too long to fit in one. '])


if __name__ == __main__:
    draw_text("This could be a single line text but its too long to fit in one.")

Python links

• Learn Python: https://pythonbasics.org/
• Python Tutorial: https://pythonprogramminglanguage.com