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import io | |
import re | |
import streamlit as st | |
from PIL import Image | |
import fitz | |
from reportlab.lib.pagesizes import A4 | |
from reportlab.platypus import SimpleDocTemplate, Paragraph, Spacer, Table, TableStyle | |
from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle | |
from reportlab.lib import colors | |
from reportlab.pdfbase import pdfmetrics | |
from reportlab.pdfbase.ttfonts import TTFont | |
st.set_page_config(layout="wide", initial_sidebar_state="collapsed") | |
def create_pdf_tab(default_markdown): | |
# Font setup | |
available_fonts = { | |
"NotoEmoji Variable": "NotoEmoji-VariableFont_wght.ttf", | |
"NotoEmoji Bold": "NotoEmoji-Bold.ttf", | |
"NotoEmoji Light": "NotoEmoji-Light.ttf", | |
"NotoEmoji Medium": "NotoEmoji-Medium.ttf", | |
"NotoEmoji Regular": "NotoEmoji-Regular.ttf", | |
"NotoEmoji SemiBold": "NotoEmoji-SemiBold.ttf" | |
} | |
# Sidebar configuration | |
with st.sidebar: | |
selected_font_name = st.selectbox("Select NotoEmoji Font", options=list(available_fonts.keys())) | |
selected_font_path = available_fonts[selected_font_name] | |
auto_size = st.checkbox("Auto-size text", value=True) | |
base_font_size = st.slider("Base Font Size (points)", min_value=6, max_value=16, value=9, step=1) # Default to 9 | |
if auto_size: | |
st.info("Font size will adjust between 6-16 points to fit content on one page, starting from your base size.") | |
plain_text_mode = st.checkbox("Render as Plain Text (Preserve Bold Only)", value=False) | |
num_columns = st.selectbox("Number of Columns", options=[1, 2, 3, 4, 5, 6], index=3) # Default to 4 columns | |
# Register font | |
pdfmetrics.registerFont(TTFont(selected_font_name, selected_font_path)) | |
# Emoji font application | |
def apply_emoji_font(text, emoji_font): | |
emoji_pattern = re.compile( | |
r"([\U0001F300-\U0001F5FF" | |
r"\U0001F600-\U0001F64F" | |
r"\U0001F680-\U0001F6FF" | |
r"\U0001F700-\U0001F77F" | |
r"\U0001F780-\U0001F7FF" | |
r"\U0001F800-\U0001F8FF" | |
r"\U0001F900-\U0001F9FF" | |
r"\U0001FA00-\U0001FA6F" | |
r"\U0001FA70-\U0001FAFF" | |
r"\u2600-\u26FF" | |
r"\u2700-\u27BF]+)" | |
) | |
def replace_emoji(match): | |
emoji = match.group(1) | |
if len(emoji) > 1: | |
emoji = emoji[0] | |
return f'<font face="{emoji_font}">{emoji}</font>' | |
return emoji_pattern.sub(replace_emoji, text) | |
# Markdown to PDF content | |
def markdown_to_pdf_content(markdown_text, plain_text_mode): | |
lines = markdown_text.strip().split('\n') | |
pdf_content = [] | |
if plain_text_mode: | |
for line in lines: | |
line = line.strip() | |
if not line or line.startswith('# '): | |
continue | |
bold_pattern = re.compile(r'\*\*(.*?)\*\*') | |
line = bold_pattern.sub(r'<b>\1</b>', line) | |
pdf_content.append(line) | |
else: | |
for line in lines: | |
line = line.strip() | |
if not line or line.startswith('# '): | |
continue | |
if line.startswith('## ') or line.startswith('### '): | |
text = line.replace('## ', '').replace('### ', '').strip() | |
pdf_content.append(f"<b>{text}</b>") | |
else: | |
pdf_content.append(line.strip()) | |
total_lines = len(pdf_content) | |
return pdf_content, total_lines | |
# Create PDF | |
def create_pdf(markdown_text, base_font_size, auto_size, plain_text_mode, num_columns): | |
buffer = io.BytesIO() | |
# Double A4 page: A4 width * 2 (landscape) | |
page_width = A4[0] * 2 | |
page_height = A4[1] | |
doc = SimpleDocTemplate(buffer, pagesize=(page_width, page_height), leftMargin=36, rightMargin=36, topMargin=36, bottomMargin=36) | |
styles = getSampleStyleSheet() | |
story = [] | |
spacer_height = 10 | |
pdf_content, total_lines = markdown_to_pdf_content(markdown_text, plain_text_mode) | |
# Auto-size logic: reduce font size as content grows to fit one page | |
if auto_size and total_lines > 0: | |
# Target fitting content within page height (accounting for margins and spacing) | |
target_lines_per_column = (page_height - 72 - spacer_height) / (base_font_size * 1.15) # Approx lines per column | |
total_target_lines = target_lines_per_column * num_columns | |
if total_lines > total_target_lines: | |
scale_factor = total_target_lines / total_lines | |
base_font_size = max(6, min(16, base_font_size * scale_factor)) | |
else: | |
base_font_size = min(16, base_font_size * (total_lines / total_target_lines)) | |
item_font_size = base_font_size | |
section_font_size = base_font_size * 1.1 | |
section_style = ParagraphStyle( | |
'SectionStyle', parent=styles['Heading2'], fontName="Helvetica-Bold", | |
textColor=colors.darkblue, fontSize=section_font_size, leading=section_font_size * 1.2, spaceAfter=2 | |
) | |
item_style = ParagraphStyle( | |
'ItemStyle', parent=styles['Normal'], fontName="Helvetica", | |
fontSize=item_font_size, leading=item_font_size * 1.15, spaceAfter=1 | |
) | |
story.append(Spacer(1, spacer_height)) | |
columns = [[] for _ in range(num_columns)] | |
lines_per_column = total_lines / num_columns if num_columns > 0 else total_lines | |
current_line_count = 0 | |
current_column = 0 | |
for item in pdf_content: | |
if current_line_count >= lines_per_column and current_column < num_columns - 1: | |
current_column += 1 | |
current_line_count = 0 | |
columns[current_column].append(item) | |
current_line_count += 1 | |
column_cells = [[] for _ in range(num_columns)] | |
for col_idx, column in enumerate(columns): | |
for item in column: | |
if isinstance(item, str) and item.startswith('<b>'): | |
text = item.replace('<b>', '').replace('</b>', '') | |
column_cells[col_idx].append(Paragraph(apply_emoji_font(text, selected_font_name), section_style)) | |
else: | |
column_cells[col_idx].append(Paragraph(apply_emoji_font(item, selected_font_name), item_style)) | |
max_cells = max(len(cells) for cells in column_cells) if column_cells else 0 | |
for cells in column_cells: | |
cells.extend([Paragraph("", item_style)] * (max_cells - len(cells))) | |
col_width = (page_width - 72) / num_columns if num_columns > 0 else page_width - 72 | |
table_data = list(zip(*column_cells)) if column_cells else [[]] | |
table = Table(table_data, colWidths=[col_width] * num_columns, hAlign='CENTER') | |
table.setStyle(TableStyle([ | |
('VALIGN', (0, 0), (-1, -1), 'TOP'), ('ALIGN', (0, 0), (-1, -1), 'LEFT'), | |
('BACKGROUND', (0, 0), (-1, -1), colors.white), ('GRID', (0, 0), (-1, -1), 0, colors.white), | |
('LINEAFTER', (0, 0), (num_columns-1, -1), 0.5, colors.grey), | |
('LEFTPADDING', (0, 0), (-1, -1), 2), ('RIGHTPADDING', (0, 0), (-1, -1), 2), | |
('TOPPADDING', (0, 0), (-1, -1), 1), ('BOTTOMPADDING', (0, 0), (-1, -1), 1), | |
])) | |
story.append(table) | |
doc.build(story) | |
buffer.seek(0) | |
return buffer.getvalue() | |
# PDF to image | |
def pdf_to_image(pdf_bytes): | |
try: | |
doc = fitz.open(stream=pdf_bytes, filetype="pdf") | |
images = [] | |
for page in doc: | |
pix = page.get_pixmap(matrix=fitz.Matrix(2.0, 2.0)) | |
img = Image.frombytes("RGB", [pix.width, pix.height], pix.samples) | |
images.append(img) | |
doc.close() | |
return images | |
except Exception as e: | |
st.error(f"Failed to render PDF preview: {e}") | |
return None | |
# Main logic | |
if 'markdown_content' not in st.session_state: | |
st.session_state.markdown_content = default_markdown | |
with st.spinner("Generating PDF..."): | |
pdf_bytes = create_pdf(st.session_state.markdown_content, base_font_size, auto_size, plain_text_mode, num_columns) | |
with st.container(): | |
pdf_images = pdf_to_image(pdf_bytes) | |
if pdf_images: | |
for img in pdf_images: | |
st.image(img, use_container_width=True) | |
else: | |
st.info("Download the PDF to view it locally.") | |
st.download_button(label="Download PDF", data=pdf_bytes, file_name="deities_guide.pdf", mime="application/pdf") | |
edited_markdown = st.text_area("Modify the markdown content below:", value=st.session_state.markdown_content, height=300) | |
if st.button("Update PDF"): | |
st.session_state.markdown_content = edited_markdown | |
st.rerun() | |
st.download_button(label="Save Markdown", data=st.session_state.markdown_content, file_name="deities_guide.md", mime="text/markdown") | |
default_markdown = """# 🌟 Deities Guide: Mythology and Moral Lessons 🌟 | |
## 1. 📜 Introduction | |
1. Purpose: Explore deities, spirits, saints, and beings with their stories and morals. | |
2. Usage: Guide for learning and storytelling across traditions. | |
3. Themes: Justice, faith, hubris, redemption, cosmic order. | |
## 2. 🛠️ Core Concepts of Divinity | |
1. Powers: Creation, omniscience, shapeshifting across entities. | |
2. Life Cycle: Mortality, immortality, transitions (e.g., saints, avatars). | |
3. Communication: Omens, visions, miracles from gods and spirits. | |
### 2.1. ⚡ Standard Abilities | |
1. Creation: Gods and spirits shape worlds (e.g., Allah, Vishnu). | |
2. Influence: Saints, prophets intercede (e.g., Muhammad, Paul). | |
3. Transformation: Angels, avatars shift forms (e.g., Gabriel, Krishna). | |
4. Knowledge: Foresight or revelation (e.g., Holy Spirit, Brahma). | |
5. Judgment: Divine authority (e.g., Yahweh, Yama). | |
### 2.2. ⏳ Mortality and Immortality | |
1. Gods: Eternal (e.g., Allah, Shiva). | |
2. Spirits: Realm-bound (e.g., jinn, devas). | |
3. Saints/Prophets: Mortal to divine (e.g., Moses, Rama). | |
4. Beings: Limbo states (e.g., cherubim, rakshasas). | |
5. Lessons: Faith, duty define transitions. | |
### 2.3. 🌠 Ascension and Signs | |
1. Paths: Birth, deeds, revelation (e.g., Jesus, Arjuna). | |
2. Signs: Miracles, prophecies (e.g., Quran, Gita). | |
3. Morals: Obedience, devotion shape destiny. | |
## 3. 🎲 Storytelling and Games | |
1. Portrayal: Gods, spirits, saints in narratives or RPGs. | |
2. Dynamics: Clerics, imams, sadhus serve higher powers. | |
3. Balance: Power vs. personality for depth. | |
### 3.1. 🎮 Dungeon Mastering Beings | |
1. Gods: Epic scope (e.g., Allah, Vishnu). | |
2. Spirits: Local influence (e.g., jinn, apsaras). | |
3. Saints: Moral anchors (e.g., St. Francis, Ali). | |
### 3.2. 🙏 Devotee Relationships | |
1. Clerics: Serve gods (e.g., Krishna’s priests). | |
2. Mediums: Channel spirits (e.g., jinn whisperers). | |
3. Faithful: Venerate saints/prophets (e.g., Fatima’s followers). | |
## 4. 🌐 Traditions and Legends | |
*(Top three figures—gods, spirits, saints, beings—with relationships and morals)* | |
1. **American Indian** 🦅 | |
1. Coyote, Raven, White Buffalo Woman: Trickster kin and wise mother. | |
2. Relation: Siblings and guide teach balance. | |
3. Lesson: Chaos breeds wisdom. | |
2. **Arthurian** ⚔️ | |
1. Merlin, Morgan le Fay, Arthur: Mentor, rival, son. | |
2. Relation: Family tests loyalty. | |
3. Lesson: Honor vs. betrayal. | |
3. **Babylonian** 🏛️ | |
1. Marduk, Tiamat, Ishtar: Son, mother, lover. | |
2. Relation: Kinship drives order. | |
3. Lesson: Power reshapes chaos. | |
4. **Christian: Trinity** ✝️ | |
1. God (Yahweh), Jesus, Holy Spirit: Father, Son, Spirit. | |
2. Relation: Divine family redeems. | |
3. Lesson: Faith restores grace. | |
5. **Christian: Saints & Angels** 😇 | |
1. St. Michael, Gabriel, Mary: Warrior, messenger, mother. | |
2. Relation: Heavenly kin serve God. | |
3. Lesson: Duty upholds divine will. | |
6. **Celtic** 🍀 | |
1. Lugh, Morrigan, Cernunnos: Son, mother, father. | |
2. Relation: Family governs cycles. | |
3. Lesson: Courage in fate. | |
7. **Central American** 🌄 | |
1. Quetzalcoatl, Tezcatlipoca, Huitzilopochtli: Brothers and war son. | |
2. Relation: Sibling rivalry creates. | |
3. Lesson: Sacrifice builds worlds. | |
8. **Chinese** 🐉 | |
1. Jade Emperor, Nuwa, Sun Wukong: Father, mother, rebel son. | |
2. Relation: Family enforces harmony. | |
3. Lesson: Duty curbs chaos. | |
9. **Cthulhu** 🐙 | |
1. Cthulhu, Nyarlathotep, Yog-Sothoth: Elder kin. | |
2. Relation: Cosmic trio overwhelms. | |
3. Lesson: Insignificance humbles. | |
10. **Egyptian** ☥ | |
1. Ra, Osiris, Isis: Father, son, mother. | |
2. Relation: Family ensures renewal. | |
3. Lesson: Justice prevails. | |
11. **Finnish** ❄️ | |
1. Väinämöinen, Louhi, Ukko: Son, mother, father. | |
2. Relation: Kinship tests wisdom. | |
3. Lesson: Perseverance wins. | |
12. **Greek** 🏛️ | |
1. Zeus, Hera, Athena: Father, mother, daughter. | |
2. Relation: Family rules with tension. | |
3. Lesson: Hubris meets wisdom. | |
13. **Hindu: Trimurti** 🕉️ | |
1. Brahma, Vishnu, Shiva: Creator, preserver, destroyer. | |
2. Relation: Divine trio cycles existence. | |
3. Lesson: Balance sustains life. | |
14. **Hindu: Avatars & Devis** 🌺 | |
1. Krishna, Rama, Durga: Sons and fierce mother. | |
2. Relation: Avatars and goddess protect dharma. | |
3. Lesson: Duty defeats evil. | |
15. **Japanese** 🌸 | |
1. Amaterasu, Susanoo, Tsukuyomi: Sister, brothers. | |
2. Relation: Siblings balance cosmos. | |
3. Lesson: Harmony vs. chaos. | |
16. **Melnibonean** 🗡️ | |
1. Arioch, Xiombarg, Elric: Lords and mortal son. | |
2. Relation: Pact binds chaos. | |
3. Lesson: Power corrupts. | |
17. **Muslim: Divine & Messengers** ☪️ | |
1. Allah, Muhammad, Gabriel: God, prophet, angel. | |
2. Relation: Messenger reveals divine will. | |
3. Lesson: Submission brings peace. | |
18. **Muslim: Spirits & Kin** 👻 | |
1. Jinn, Iblis, Khidr: Spirits and guide defy or aid. | |
2. Relation: Supernatural kin test faith. | |
3. Lesson: Obedience vs. rebellion. | |
19. **Nehwon** 🏰 | |
1. Death, Ningauble, Sheelba: Fateful trio. | |
2. Relation: Guides shape destiny. | |
3. Lesson: Cunning defies fate. | |
20. **Nonhumans’** 🧝 | |
1. Corellon, Moradin, Gruumsh: Elf, dwarf, orc fathers. | |
2. Relation: Rivals define purpose. | |
3. Lesson: Community endures. | |
21. **Norse** ᚱ | |
1. Odin, Frigg, Loki: Father, mother, trickster son. | |
2. Relation: Family faces doom. | |
3. Lesson: Sacrifice costs. | |
22. **Sumerian** 🗿 | |
1. Enki, Inanna, Anu: Son, daughter, father. | |
2. Relation: Kin wield knowledge. | |
3. Lesson: Ambition shapes. | |
## 5. 📚 Appendices | |
1. Planes: Realms of gods, spirits, saints (e.g., Paradise, Svarga). | |
2. Symbols: Rituals and artifacts of faith. | |
3. Charts: Domains and duties for devotees. | |
### 5.1. 🌌 Planes of Existence | |
1. Heaven/Paradise: Christian/Muslim abode. | |
2. Svarga: Hindu divine realm. | |
3. Underworld: Spirits linger (e.g., Sheol, Naraka). | |
### 5.2. 🕍 Temple Trappings | |
1. Cross/Crescent: Christian/Muslim faith. | |
2. Mandalas: Hindu devotion. | |
3. Relics: Saints’ and prophets’ legacy. | |
### 5.3. 📊 Clerical Chart | |
1. Gods: Domains (e.g., creation, mercy). | |
2. Spirits: Influence (e.g., guidance, mischief). | |
3. Saints/Prophets: Virtues (e.g., justice, prophecy). | |
""" | |
create_pdf_tab(default_markdown) |