75 lines
2.1 KiB
Rust
75 lines
2.1 KiB
Rust
use std::any::Any;
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use super::macros::intermediate;
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use super::IObject;
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use crate::error::CustomError;
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use organic::types::StandardProperties;
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#[derive(Debug, Clone)]
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pub(crate) struct IParagraph {
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pub(crate) children: Vec<IObject>,
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pub(crate) post_blank: organic::types::PostBlank,
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}
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intermediate!(
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IParagraph,
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&'orig organic::types::Paragraph<'parse>,
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original,
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intermediate_context,
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{
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let children = {
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let mut ret = Vec::new();
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for obj in original.children.iter() {
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ret.push(IObject::new(intermediate_context.clone(), obj).await?);
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}
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ret
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};
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Ok(IParagraph {
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children,
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post_blank: original.get_post_blank(),
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})
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}
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);
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impl IParagraph {
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pub(crate) async fn artificial<'orig, 'parse>(
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_intermediate_context: crate::intermediate::IntermediateContext<'orig, 'parse>,
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children: Vec<IObject>,
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post_blank: organic::types::PostBlank,
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) -> Result<IParagraph, CustomError> {
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Ok(IParagraph {
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children,
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post_blank,
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})
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}
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/// Checks if the paragraph contains nothing but a single image.
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///
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/// When this happens, we want to center the image.
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pub(crate) fn is_single_image(&self) -> bool {
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let num_images = self
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.children
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.iter()
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.filter(|c| match c {
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IObject::RegularLink(iregular_link) => match &iregular_link.target {
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super::LinkTarget::Image { src, alt } => true,
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_ => false,
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},
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_ => false,
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})
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.count();
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num_images == 1
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&& self.children.iter().all(|c| match c {
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IObject::RegularLink(iregular_link) => match &iregular_link.target {
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super::LinkTarget::Image { src, alt } => true,
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_ => false,
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},
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IObject::PlainText(iplain_text) => {
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iplain_text.source.chars().all(|c| c.is_ascii_whitespace())
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}
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_ => false,
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})
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}
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}
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