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Running
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Zero
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from pptx import Presentation
from pptx.util import Inches
from pptx.oxml.xmlchemy import OxmlElement
from pptx.dml.color import RGBColor
from pptx.enum.text import PP_ALIGN, MSO_ANCHOR, MSO_AUTO_SIZE
from typing import List, Callable, Optional
from PIL import Image
import random
import tqdm
import os
from src.font import Font
from .slide_utils import set_shape_transparency, add_paragraph
def generate_plain_text_slide(
presentation: Presentation,
title: str,
text: str,
font:Font,
background_path: str = None,
text_font_coeff:float=0.6,
) -> None:
"""
Add a slide with title, text placeholders on the blurred background image.
Args:
presentation (Presentation): PowerPoint presentation object
title (str): Title for the slide
text (str): Text content for the slide
background_path (str): Path to the background image for the slide
font (Font): Font object to manage font styles and paths.
text_font_coeff (float): Coefficient to adjust the font size of the text relative to the title (default is 0.6).
Returns:
None
"""
slide_layout = presentation.slide_layouts[6]
slide = presentation.slides.add_slide(slide_layout)
slide_height = 9
slide_width = 16
margin = min(slide_height, slide_width) / 18
# Background image
if background_path:
pic = slide.shapes.add_picture(
background_path, 0, 0,
width=presentation.slide_width,
height=presentation.slide_height
)
# This moves it to the background
slide.shapes._spTree.remove(pic._element)
slide.shapes._spTree.insert(2, pic._element)
# Title placeholder
title_left = margin
title_top = margin
title_width = slide_width - 2 * margin
title_height = slide_height / 6
title_box = slide.shapes.add_textbox(
left=Inches(title_left),
top=Inches(title_top),
width=Inches(title_width),
height=Inches(title_height),
)
title_frame = title_box.text_frame
title_frame.clear()
title_frame.word_wrap = False
title_frame.vertical_anchor = MSO_ANCHOR.MIDDLE
title_frame.auto_size = MSO_AUTO_SIZE.TEXT_TO_FIT_SHAPE
title_paragraph = add_paragraph(title_frame)
title_paragraph.alignment = PP_ALIGN.CENTER
title_paragraph.text = title
for max_size in range(font.max_size)[::-5]:
try:
title_frame.fit_text(
font_file=font.bold,
max_size=max_size,
bold=True,
)
break
except:
pass
# settings white color and transparency to title shape
title_fill = title_box.fill
title_fill.solid()
title_fill.fore_color.rgb = RGBColor(255, 255, 255)
set_shape_transparency(title_box, 0.5)
# Text placeholder
text_left = Inches(margin)
text_top = Inches(title_height + margin * 2)
text_width = Inches(slide_width - 2 * margin)
text_height = Inches(slide_height - title_height - 3 * margin)
text_box = slide.shapes.add_textbox(
left=text_left,
top=text_top,
width=text_width,
height=text_height
)
text_frame = text_box.text_frame
text_frame.clear()
text_frame.word_wrap = False
text_frame.vertical_anchor = MSO_ANCHOR.MIDDLE
text_frame.auto_size = MSO_AUTO_SIZE.TEXT_TO_FIT_SHAPE
text_paragraph = add_paragraph(text_frame)
text_paragraph.text = text
text_paragraph.alignment = PP_ALIGN.CENTER
for max_size in range(int(max_size*text_font_coeff))[::-5]:
try:
text_frame.fit_text(
font_file=font.basic,
max_size=max_size
)
break
except:
pass
# Setting text box fill to white with 80% transparency
text_fill = text_box.fill
text_fill.solid()
text_fill.fore_color.rgb = RGBColor(255, 255, 255)
set_shape_transparency(text_box, 0.5)
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