Struct design_pattern_examples_rust::flyweight::flyweight_image::FlyweightImage

pub struct FlyweightImage {
    pub big_resource_id: usize,
    pub context: FlyweightContext,
}

Represents an image that associates a context with a big resource.

Fields

big_resource_id: usize

The big resource being referenced by this flyweight image. This is represented by a handle to the big resource.

context: FlyweightContext

The context associated with this image. The calling entity uses this context to manipulate the position of the image.

Implementations

impl FlyweightImage

pub fn render(&self, resource_manager: &BigResourceManager, display: &mut Display)

Render the image associated with this flyweight instance into the given display at the given position.

Parameters

• resource_manager

  The BigResourceManager from which to get the BigResource “image” to use

• display

  The display to render to