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Replace Font.getsize_multiline with Draw.multiline_textbbox

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This commit is contained in:
Joachim 2022-12-17 19:52:52 +01:00
parent 003d1425f9
commit bf82b4cd35
1 changed files with 25 additions and 9 deletions
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34
bookwyrm/preview_images.py
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@ -71,20 +71,30 @@ def get_wrapped_text(text, font, content_width):
low = 0
high = len(text)
im = Image.new("RGB", (100, 100))
draw = ImageDraw.Draw(im)
try:
# ideal length is determined via binary search
while low < high:
mid = math.floor(low + high)
wrapped_text = textwrap.fill(text, width=mid)
width = font.getsize_multiline(wrapped_text)[0]
left, top, right, bottom = draw.multiline_textbbox(
(0, 0), wrapped_text, font=font
)
width = right - left
height = bottom - top
if width < content_width:
low = mid
else:
high = mid - 1
except AttributeError:
wrapped_text = text
height = 26
return wrapped_text
return wrapped_text, height
def generate_texts_layer(texts, content_width):
@ -101,46 +111,52 @@ def generate_texts_layer(texts, content_width):
if "text_zero" in texts and texts["text_zero"]:
# Text zero (Site preview domain name)
text_zero = get_wrapped_text(texts["text_zero"], font_text_zero, content_width)
text_zero, text_height = get_wrapped_text(
texts["text_zero"], font_text_zero, content_width
)
text_layer_draw.multiline_text(
(0, text_y), text_zero, font=font_text_zero, fill=TEXT_COLOR
)
try:
text_y = text_y + font_text_zero.getsize_multiline(text_zero)[1] + 16
text_y = text_y + text_height + 16
except (AttributeError, IndexError):
text_y = text_y + 26
if "text_one" in texts and texts["text_one"]:
# Text one (Book/Site title, User display name)
text_one = get_wrapped_text(texts["text_one"], font_text_one, content_width)
text_one, text_height = get_wrapped_text(
texts["text_one"], font_text_one, content_width
)
text_layer_draw.multiline_text(
(0, text_y), text_one, font=font_text_one, fill=TEXT_COLOR
)
try:
text_y = text_y + font_text_one.getsize_multiline(text_one)[1] + 16
text_y = text_y + text_height + 16
except (AttributeError, IndexError):
text_y = text_y + 26
if "text_two" in texts and texts["text_two"]:
# Text two (Book subtitle)
text_two = get_wrapped_text(texts["text_two"], font_text_two, content_width)
text_two, text_height = get_wrapped_text(
texts["text_two"], font_text_two, content_width
)
text_layer_draw.multiline_text(
(0, text_y), text_two, font=font_text_two, fill=TEXT_COLOR
)
try:
text_y = text_y + font_text_one.getsize_multiline(text_two)[1] + 16
text_y = text_y + text_height + 16
except (AttributeError, IndexError):
text_y = text_y + 26
if "text_three" in texts and texts["text_three"]:
# Text three (Book authors, Site tagline, User address)
text_three = get_wrapped_text(
text_three, text_height = get_wrapped_text(
texts["text_three"], font_text_three, content_width
)