Struct tuig_iosys::fmt::Cell

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pub struct Cell {
    pub ch: char,
    /* private fields */
}
Expand description

A single character with associated formatting.

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§ch: char

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impl Cell

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pub const fn of(ch: char) -> Self

Examples found in repository?
examples/list-actions.rs (line 12)
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fn list_events(mut sys: Box<dyn IoSystem>) {
    let mut log = vec!["press escape to exit when you're done".to_owned()];
    let mut screen = Screen::new(sys.size());
    loop {
        screen.resize(sys.size());
        for (line, row) in log.iter().rev().zip((0..screen.size().y()).rev()) {
            for (char, col) in line.chars().zip(0..screen.size().x()) {
                screen[row][col] = Cell::of(char);
            }
        }
        sys.draw(&screen).expect("failed to render screen");
        match sys.input().expect("failed to get input") {
            Action::Closed | Action::KeyPress { key: Key::Escape } => break,
            Action::Error(e) => panic!("{1}: {:?}", e, "got an error for input"),
            other => log.push(format!("{:?}", other)),
        }
        if log.len() > screen.size().y() {
            let diff = log.len() - screen.size().y();
            log.drain(..diff);
        }
    }
    sys.stop();
}
More examples
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examples/color-demo.rs (line 21)
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fn color_demo(mut sys: Box<dyn IoSystem>) {
    let color_width = Color::all()
        .into_iter()
        .map(|c| format!("{:?}", c).len())
        .max()
        .unwrap();

    let mut lines: Vec<Vec<Cell>> = Color::all()
        .into_iter()
        .map(|bg| {
            let mut line = vec![];
            for fg in Color::all() {
                let text = format!("{:?} on {1:<2$} ", fg, format!("{:?}", bg), color_width);
                line.extend(text.chars().map(move |c| Cell::of(c).fg(fg).bg(bg)));
            }
            line
        })
        .collect();
    let width: usize = lines.iter().map(|l| l.len()).max().unwrap() + 5;
    for line in &mut lines {
        let bg = line[0].get_fmt().bg;
        line.extend(repeat(Cell::of(' ').bg(bg)).take(width - line.len()));
    }
    let mut screen = Screen::new(XY(0, 0));
    let mut pos = 0;
    let mut moving = true;
    'main: loop {
        while let Some(action) = sys.poll_input().unwrap() {
            match action {
                Action::Closed | Action::KeyPress { key: Key::Escape } => break 'main,
                Action::KeyPress {
                    key: Key::Char(' '),
                } => moving = !moving,
                _ => (),
            }
        }
        if moving || sys.size() != screen.size() {
            screen.resize(sys.size());
            for row in 0..screen.size().y() {
                let o_row = (row + pos) % lines.len();
                for col in 0..screen.size().x() {
                    let o_col = (col + pos * 3) % width;
                    screen[row][col] = lines[o_row][o_col].clone();
                }
            }
            sys.draw(&screen).expect("failed to render screen");
        }
        if moving {
            pos += 1;
            thread::sleep(Duration::from_millis(250));
        } else {
            thread::sleep(Duration::from_millis(50));
        }
    }
    sys.stop();
}
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pub fn data(self, ch: char) -> Self

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impl Cell

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pub const BLANK: Cell = _

A blank cell with default formatting.

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impl Clone for Cell

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fn clone(&self) -> Cell

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Cell

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

Formats the value using the given formatter. Read more
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impl Formatted for Cell

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fn get_fmt(&self) -> &Format

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fn get_fmt_mut(&mut self) -> &mut Format

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impl PartialEq for Cell

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fn eq(&self, other: &Cell) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for Cell

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impl StructuralEq for Cell

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impl StructuralPartialEq for Cell

Auto Trait Implementations§

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impl RefUnwindSafe for Cell

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impl Send for Cell

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impl Sync for Cell

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impl Unpin for Cell

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impl UnwindSafe for Cell

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> DowncastSync for T
where T: Any + Send + Sync,

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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Sync + Send>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<F> FormattedExt for F
where F: Formatted,

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fn fmt(self, fmt: Format) -> Self

Directly set the formatting of this item to some Format
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fn fmt_of(self, rhs: &dyn Formatted) -> Self

Copy another item’s formatting into this one. Read more
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fn fg(self, c: Color) -> Self

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fn bg(self, c: Color) -> Self

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fn black(self) -> Self

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fn on_black(self) -> Self

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fn bright_black(self) -> Self

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fn on_bright_black(self) -> Self

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fn red(self) -> Self

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fn on_red(self) -> Self

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fn bright_red(self) -> Self

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fn on_bright_red(self) -> Self

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fn green(self) -> Self

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fn on_green(self) -> Self

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fn bright_green(self) -> Self

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fn on_bright_green(self) -> Self

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fn yellow(self) -> Self

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fn on_yellow(self) -> Self

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fn bright_yellow(self) -> Self

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fn on_bright_yellow(self) -> Self

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fn blue(self) -> Self

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fn on_blue(self) -> Self

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fn bright_blue(self) -> Self

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fn on_bright_blue(self) -> Self

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fn magenta(self) -> Self

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fn on_magenta(self) -> Self

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fn bright_magenta(self) -> Self

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fn on_bright_magenta(self) -> Self

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fn cyan(self) -> Self

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fn on_cyan(self) -> Self

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fn bright_cyan(self) -> Self

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fn on_bright_cyan(self) -> Self

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fn white(self) -> Self

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fn on_white(self) -> Self

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fn bright_white(self) -> Self

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fn on_bright_white(self) -> Self

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fn underline(self) -> Self

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fn bold(self) -> Self

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.