Struct FunctionBasedShading 

pub struct FunctionBasedShading {
    pub name: String,
    pub domain: [f64; 4],
    pub matrix: Option<[f64; 6]>,
    pub function_id: u32,
}

Function-based shading definition (simplified)

Fields

name: String

Shading name for referencing

domain: [f64; 4]

Domain of the function [xmin, xmax, ymin, ymax]

matrix: Option<[f64; 6]>

Transformation matrix

function_id: u32

Function reference (placeholder)

Implementations

impl FunctionBasedShading

pub fn new(name: String, domain: [f64; 4], function_id: u32) -> Self

Create a new function-based shading

pub fn with_matrix(self, matrix: [f64; 6]) -> Self

Set transformation matrix

pub fn to_pdf_dictionary(&self) -> Result<Dictionary>

Generate PDF shading dictionary

pub fn validate(&self) -> Result<()>

Validate function-based shading parameters

Trait Implementations

impl Clone for FunctionBasedShading

fn clone(&self) -> FunctionBasedShading

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for FunctionBasedShading

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

Formats the value using the given formatter.