Struct Font 

pub struct Font { /* private fields */ }

Contain a face and everything needed to render a glyph. The font have to be modified by the Text that old it so most of the time you will need to wrap it into MutResource.

Implementations

impl Font

pub fn from_path(path: &str) -> Option<Font>

Create a new font from a file path.

Examples found in repository

examples/multi_window.rs (line 47)

fn window2() -> Result<(), Box<Error>> {
    let mut window = Window::new(500, 500, "Hello2");
    let font = Rc::new(RefCell::new(
        Font::from_path("examples/font/terminus.ttf").unwrap(),
    ));
    let mut text = Text::from_str(&font, "I've been looking forward to this.");
    text.set_position(Vector::new(5.0, 40.0));
    let event_handler = EventHandler::new(&window);

    window.set_clear_color(Color::new(1.0, 0.0, 1.0));
    window.enable_cursor();
    window.poll(None);

    while window.is_open() {
        text.update();
        window.poll_events();

        for event in event_handler.fetch() {
            event_process(event, &mut window);
        }

        window.clear();
        window.draw(&mut text);
        window.display();
    }
    Ok(())
}

examples/font.rs (line 17)

fn main() {
    // Create drawer window
    let mut window = Window::new(gust::WIDTH, gust::HEIGHT, "Hello");

    // Create event handler
    let event_handler = EventHandler::new(&window);

    // Create font
    let font = Rc::new(RefCell::new(
        Font::from_path("examples/font/test.ttf").unwrap(),
    ));

    // Create text with font
    let mut text = Text::new(&font);
    text.set_content("Welcome to Gust you can write text and\na lot more !\t(Like tabs)");
    text.set_position(Vector::new(100.0, 100.0));

    // Create a 2nd text with font
    let mut text2 = Text::from_str(&font, "Salut !");
    text2.set_position(Vector::new(200.0, 200.0));
    text2.update();

    // Loop preparation
    window.set_clear_color(Color::new(0.0, 0.0, 0.0));
    window.enable_cursor();
    window.poll(None);
    while window.is_open() {
        // update text
        text.update();

        // Poll event
        window.poll_events();
        event_handler
            .fetch()
            .for_each(|event| handle(&event, &mut window, &mut text));

        // Draw process (Clear -> Draw -> Display)
        window.clear();
        window.draw(&text);
        window.draw(&text2);
        window.display();
    }
}

pub fn glyph_exist(&mut self, size: u32, code: u32) -> bool

Check if a glyph exist.

pub fn glyph(&mut self, size: u32, code: u32) -> &CharInfo

Check if the glyph exist: If the glyph exist get GraphicChar from it Else add it to the row and update the texture

pub fn texture(&self, font_size: u32) -> Result<&Texture, TextError>

Trait Implementations

impl Debug for Font

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

Formats the value using the given formatter.

impl Display for Font

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

Formats the value using the given formatter.