pub trait Canvas: Sized {
type Pixel: Sized;
type Image: Sized;
// Required methods
fn new(
width: u32,
height: u32,
dark_pixel: Self::Pixel,
light_pixel: Self::Pixel
) -> Self;
fn draw_dark_pixel(&mut self, x: u32, y: u32);
fn into_image(self) -> Self::Image;
// Provided method
fn draw_dark_rect(&mut self, left: u32, top: u32, width: u32, height: u32) { ... }
}
Expand description
Rendering canvas of a QR code image.
Required Associated Types§
Required Methods§
sourcefn new(
width: u32,
height: u32,
dark_pixel: Self::Pixel,
light_pixel: Self::Pixel
) -> Self
fn new( width: u32, height: u32, dark_pixel: Self::Pixel, light_pixel: Self::Pixel ) -> Self
Constructs a new canvas of the given dimensions.
sourcefn draw_dark_pixel(&mut self, x: u32, y: u32)
fn draw_dark_pixel(&mut self, x: u32, y: u32)
Draws a single dark pixel at the (x, y) coordinate.
sourcefn into_image(self) -> Self::Image
fn into_image(self) -> Self::Image
Finalize the canvas to a real image.
Provided Methods§
Object Safety§
This trait is not object safe.