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from PIL import Image, ImageDraw, ImageFont
import copy
import numpy as np
def wrap_text(text, font, max_width):
lines = []
words = text.split(' ')
current_line = ''
for word in words:
if font.getsize(current_line + word)[0] <= max_width:
current_line += word + ' '
else:
lines.append(current_line)
current_line = word + ' '
lines.append(current_line)
return lines
def create_bubble_frame(image, text, point, font_path='DejaVuSansCondensed-Bold.ttf', font_size_ratio=0.025):
# Load the image
if type(image) == np.ndarray:
image = Image.fromarray(image)
image = copy.deepcopy(image)
width, height = image.size
# Calculate max_text_width and font_size based on image dimensions and total number of characters
total_chars = len(text)
max_text_width = int(0.4 * width)
font_size = int(height * font_size_ratio)
# Load the font
font = ImageFont.truetype(font_path, font_size)
# Wrap the text to fit within the max_text_width
lines = wrap_text(text, font, max_text_width)
text_width = max([font.getsize(line)[0] for line in lines])
_, text_height = font.getsize(lines[0])
text_height = text_height * len(lines)
# Define bubble frame dimensions
padding = 10
bubble_width = text_width + 2 * padding
bubble_height = text_height + 2 * padding
# Create a new image for the bubble frame
bubble = Image.new('RGBA', (bubble_width, bubble_height), (255, 255, 255, 0))
# Draw the bubble frame on the new image
draw = ImageDraw.Draw(bubble)
# draw.rectangle([(0, 0), (bubble_width - 1, bubble_height - 1)], fill=(255, 255, 255, 0), outline=(255, 255, 255, 0), width=2)
# Draw the wrapped text line by line
y_text = padding
for line in lines:
draw.text((padding, y_text), line, font=font, fill=(255, 255, 255, 255))
y_text += font.getsize(line)[1]
# Calculate the bubble frame position
x, y = point
if x + bubble_width > width:
x = width - bubble_width
if y + bubble_height > height:
y = height - bubble_height
# Paste the bubble frame onto the image
image.paste(bubble, (x, y), bubble)
return image |