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md_to_gost/md2gost/renderable/caption.py
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Igor20264 b38661f588
Python application / build (push) Has been cancelled
Update 0.4.0
- Add\Rework UI
- Add Split Table and Listing
- Add Support Customazeble schems
2026-09-04 22:28:39 +03:00

81 lines
3.1 KiB
Python

from copy import copy
from dataclasses import dataclass
from typing import Generator
from docx.shared import Parented
from docx.text.paragraph import Paragraph as DocxParagraph
from docx.enum.text import WD_PARAGRAPH_ALIGNMENT
from md2gost.layout_tracker import LayoutState
from md2gost.renderable import Renderable
from md2gost.rendered_info import RenderedInfo
from .paragraph_sizer import ParagraphSizer
from ..util import create_element
# Map category → Word style name
CAPTION_STYLES = {
"Рисунок": "Caption Figure",
"Таблица": "Название таблицы",
"Листинг": "Caption Listing",
}
@dataclass
class CaptionInfo:
unique_name: str | None
text: str | None
with_listing: bool = False
landscape: bool = False
class Caption(Renderable):
def __init__(self, parent: Parented, category: str, caption_info: CaptionInfo | None,
number: str | None = None, before: bool = True):
self._parent = parent
self._before = before
self._category = category
self._docx_paragraph = DocxParagraph(create_element("w:p"), parent)
style_name = CAPTION_STYLES.get(category, "Caption")
try:
self._docx_paragraph.style = style_name
except KeyError:
try:
self._docx_paragraph.style = "Caption Table" if category == "Таблица" else "Caption"
except KeyError:
self._docx_paragraph.style = "Caption"
# Format: «Рисунок 1.1 — Название» (or « - » if --emdash-to-hyphen)
from ..profiles import dash_separator
self._docx_paragraph.add_run(f"{category} ")
self._numbering_run = self._docx_paragraph.add_run(str(number) if number else "?")
if caption_info and caption_info.text:
text = caption_info.text.strip().rstrip(".")
if text:
self._docx_paragraph.add_run(f"{dash_separator()}{text}")
def center(self):
self._docx_paragraph.alignment = WD_PARAGRAPH_ALIGNMENT.CENTER
def render(self, previous_rendered: RenderedInfo, layout_state: LayoutState) -> Generator[
"RenderedInfo | Renderable", None, None]:
height_data = ParagraphSizer(
self._docx_paragraph,
previous_rendered.docx_element
if previous_rendered and isinstance(previous_rendered.docx_element, DocxParagraph) else None,
layout_state.max_width
).calculate_height()
if self._before and ((height_data.lines + 2 - 1) * height_data.line_spacing + 1) * height_data.line_height \
> layout_state.remaining_page_height:
self._docx_paragraph.paragraph_format.page_break_before = True
height_data = ParagraphSizer(
self._docx_paragraph,
None,
layout_state.max_width
).calculate_height()
yield RenderedInfo(self._docx_paragraph, height_data.full + (layout_state.remaining_page_height
if self._docx_paragraph.paragraph_format.page_break_before else 0))