Class CairoBackend

Backend that maps Elsie primitives to Cairo commands and renders them to PDF using a Cairo surface.

Declaration

class CairoBackend(Backend)

▶ def __init__(self, cache_dir: str = DEFAULT_CACHE_DIR) override
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This method overrides elsie.render.backends.backend.Backend.__init__.
▶ def compute_text_height(self, parsed_text, style, styles, id_index=None, *args, **kwargs) -> float override
inherited doc Compute the height of the given text that would be rendered with the given style.
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This method overrides elsie.render.backends.backend.Backend.compute_text_height.
▶ def compute_text_width(self, parsed_text, style, styles, id_index=None, *args, **kwargs) -> float override
inherited doc Compute the width of the given text that would be rendered with the given style.
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This method overrides elsie.render.backends.backend.Backend.compute_text_width.
▶ def compute_text_x(self, parsed_text, style, styles, *args, id_index=None, **kwargs) -> float override
inherited doc Compute the x position of the given text that would be rendered with the given style.
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This method overrides elsie.render.backends.backend.Backend.compute_text_x.
▶ def create_render_unit(self, slide, step: int, export_type: str) -> RenderUnit override
inherited doc Create a render unit that can export itself to PDF or PNG.
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This method overrides elsie.render.backends.backend.Backend.create_render_unit.