Enum RenderNode

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pub enum RenderNode {
    Page {
        width: f64,
        height: f64,
        children: Vec<RenderNode>,
    },
    Text {
        x: f64,
        y: f64,
        content: String,
        font: String,
        size: f64,
    },
    Rect {
        x: f64,
        y: f64,
        width: f64,
        height: f64,
        fill: Option<[u8; 3]>,
        stroke: Option<[u8; 3]>,
    },
    Image {
        x: f64,
        y: f64,
        width: f64,
        height: f64,
        data_len: usize,
    },
    Widget {
        x: f64,
        y: f64,
        width: f64,
        height: f64,
        field_name: String,
        value: String,
    },
    Group {
        children: Vec<RenderNode>,
    },
}

Expand description

A node in the intermediate render representation.

RenderTree is cheap to build and intended for debug/inspection only. It mirrors the structure of the layout DOM but strips out raw PDF operator details in favour of human-readable fields.

Variants§

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Page

A page container with known dimensions.

Fields

§width: f64

item.

§height: f64

item.

§children: Vec<RenderNode>

item.

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Text

A single line of text positioned in PDF coordinate space.

Fields

§x: f64

item.

§y: f64

item.

§content: String

item.

§font: String

item.

§size: f64

item.

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Rect

A filled/stroked rectangle.

Fields

§x: f64

item.

§y: f64

item.

§width: f64

item.

§height: f64

item.

§fill: Option<[u8; 3]>

item.

§stroke: Option<[u8; 3]>

item.

§

Image

An embedded image placeholder (actual bytes excluded for brevity).

Fields

§x: f64

item.

§y: f64

item.

§width: f64

item.

§height: f64

item.

§data_len: usize

item.

An interactive form widget.

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Group

A group of child nodes (e.g. a subform container).

Fields

§children: Vec<RenderNode>

Child render nodes.

Trait Implementations§

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impl Clone for RenderNode

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fn clone(&self) -> RenderNode

Returns a duplicate of the value. Read more

1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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impl Debug for RenderNode

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl UnwindSafe for RenderNode

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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