Struct design_pattern_examples_rust::flyweight::flyweight_display::Display

pub struct Display {
    pub display: Vec<Vec<char>>,
    pub width: usize,
    pub height: usize,
}

Represents a “display” window, in which to render Flyweight images. This “display” window is then printed to the console window at a specified coordinate to render a “frame” of motion in the “display”.

Fields

display: Vec<Vec<char>>

The “display” as represented by a vector of vector of characters. Each vector of characters represents a row.

width: usize

Width of the “display”, in characters

height: usize

Height of the “display”, in characters

Implementations

impl Display

pub fn new(width: usize, height: usize) -> Display

Create a “display” window in the given Display object, with the given width and height.

Parameters

• width

  The width of the window, in characters.

• height

  The height of the window, in characters.

Returns

Returns an instance of the Display struct, ready for use.

pub fn clear_display(&mut self, fill_character: char)

Clear the “display” to a background character, erasing whatever was there before.

Parameters

• fill_character

  The character with which to fill the display.