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//! Defines the [PdfPageTextSegment] struct, exposing functionality related to a single rectangular
//! text segment in a `PdfPageTextSegments` collection.
use crate::page::{PdfPoints, PdfRect};
use crate::page_text::PdfPageText;
/// A single rectangular text segment in a `PdfPageTextSegments` collection.
///
/// Pdfium automatically merges smaller text boxes into larger text segments if all
/// enclosed characters share the same baseline and the same font settings. The number of
/// individual `PdfPageTextObject` objects on the page may be much larger than the number of
/// text segments.
pub struct PdfPageTextSegment<'a> {
text: &'a PdfPageText<'a>,
bounds: PdfRect,
}
impl<'a> PdfPageTextSegment<'a> {
pub(crate) fn from_pdfium(text: &'a PdfPageText<'a>, bounds: PdfRect) -> Self {
PdfPageTextSegment { text, bounds }
}
/// Returns the bounding box of this [PdfPageTextSegment].
#[inline]
pub fn bounds(&self) -> PdfRect {
self.bounds
}
/// Returns the width of this [PdfPageTextSegment].
#[inline]
pub fn width(&self) -> PdfPoints {
self.bounds.width()
}
/// Returns the height of this [PdfPageTextSegment].
#[inline]
pub fn height(&self) -> PdfPoints {
self.bounds.height()
}
/// Returns `true` if the bounds of this [PdfPageTextSegment] lie entirely within the given rectangle.
#[inline]
pub fn is_inside_rect(&self, rect: &PdfRect) -> bool {
self.bounds.is_inside(rect)
}
/// Returns `true` if the bounds of this [PdfPageTextSegment] lie at least partially within
/// the given rectangle.
#[inline]
pub fn does_overlap_rect(&self, rect: &PdfRect) -> bool {
self.bounds.does_overlap(rect)
}
/// Returns all characters that lie within the bounds of this [PdfPageTextSegment] in the
/// containing `PdfPage`, in the order in which they are defined in the document.
///
/// In complex custom layouts, the order in which characters are defined in the document
/// and the order in which they appear visually during rendering (and thus the order in
/// which they are read by a user) may not necessarily match.
#[inline]
pub fn text(&self) -> String {
self.text.inside_rect(self.bounds)
}
}