Igor20264
79 lines
2.8 KiB
Python
79 lines
2.8 KiB
Python
from dataclasses import dataclass
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from typing import Generator
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from docx.shared import Parented
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from .caption import CaptionInfo
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from .image import Image
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from .listing import Listing
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from .renderable import Renderable
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from .requires_numbering import RequiresNumbering
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from ..diagram_renderer import register_pending_diagram, render_diagram
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from ..layout_tracker import LayoutState
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from ..rendered_info import RenderedInfo
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class DiagramFigure(Renderable, RequiresNumbering):
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"""UML / Mermaid / scheme fence → figure (+ optional source listing)."""
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def __init__(
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self,
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parent: Parented,
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lang: str,
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source: str,
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caption_info: CaptionInfo | None = None,
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with_listing: bool = False,
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):
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super().__init__("Рисунок")
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self._parent = parent
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self._lang = lang
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self._source = source
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self._caption_info = caption_info
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self._with_listing = with_listing or (
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caption_info.with_listing if caption_info else False
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)
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self._number = None
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self._listing_number = None
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# Parsing runs fully before rendering, so this collects the whole document
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# and lets the first render() draw every PlantUML source in one JVM.
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register_pending_diagram(lang, source)
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self.landscape = bool(caption_info and caption_info.landscape)
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if caption_info and caption_info.unique_name:
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self.unique_name = caption_info.unique_name
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self.listing: Listing | None = None
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if self._with_listing:
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listing_caption = CaptionInfo(
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self.unique_name, # same id → @Листинг:id
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caption_info.text if caption_info else None,
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)
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self.listing = Listing(parent, lang, listing_caption)
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self.listing.set_text(source)
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def set_number(self, number: str):
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self._number = number
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def set_listing_number(self, number: str):
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self._listing_number = number
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if self.listing:
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self.listing.set_number(number)
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def render(self, previous_rendered: RenderedInfo, layout_state: LayoutState) \
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-> Generator[RenderedInfo, None, None]:
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result = render_diagram(self._lang, self._source)
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image = Image(
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self._parent,
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result.png_path,
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self._caption_info,
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svg_path=result.svg_path,
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pixel_scale=result.pixel_scale,
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)
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if self._number is not None:
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image.set_number(self._number)
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yield from image.render(previous_rendered, layout_state)
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if self.listing is not None:
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if self._listing_number is not None:
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self.listing.set_number(self._listing_number)
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yield from self.listing.render(None, layout_state)
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