pub enum PageObject<'a> {
Char(&'a Char),
Line(&'a Line),
Rect(&'a Rect),
Curve(&'a Curve),
Image(&'a Image),
}Expand description
An enum wrapping references to different page object types.
Used as the argument to filter predicates, allowing users to match on specific object types and inspect their properties.
§Example
ⓘ
// Keep only characters with font "Helvetica" and all non-char objects
page.filter(|obj| match obj {
PageObject::Char(c) => c.fontname == "Helvetica",
_ => true,
});Variants§
Char(&'a Char)
A character object.
Line(&'a Line)
A line object.
Rect(&'a Rect)
A rectangle object.
Curve(&'a Curve)
A curve object.
Image(&'a Image)
An image object.
Auto Trait Implementations§
impl<'a> Freeze for PageObject<'a>
impl<'a> RefUnwindSafe for PageObject<'a>
impl<'a> Send for PageObject<'a>
impl<'a> Sync for PageObject<'a>
impl<'a> Unpin for PageObject<'a>
impl<'a> UnsafeUnpin for PageObject<'a>
impl<'a> UnwindSafe for PageObject<'a>
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more