Struct signum::chsets::UseTable[][src]

pub struct UseTable {
    pub chars: [usize; 128],
}

A table stores which characters of a charset are used

Fields

chars: [usize; 128]

The number of uses per char

Implementations

impl UseTable[src]

pub fn first_last(&self) -> Option<(u8, u8)>[src]

Get the first and last char that is used

use sdo::font::UseTable;
let mut chars = [0; 128];
let use_table = UseTable { chars };
assert_eq!(use_table.first_last(), None);
chars[5] = 1;
let use_table = UseTable { chars };
assert_eq!(use_table.first_last(), Some((5, 5)));
chars[120] = 3;
let use_table = UseTable { chars };
assert_eq!(use_table.first_last(), Some((5, 120)));

impl UseTable[src]

pub const fn new() -> Self[src]

Create a new usage table

Trait Implementations

impl Clone for UseTable[src]

impl Copy for UseTable[src]

impl From<&'_ str> for UseTable[src]

Auto Trait Implementations

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized
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impl<T> Borrow<T> for T where
    T: ?Sized
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impl<T> BorrowMut<T> for T where
    T: ?Sized
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impl<T> Conv for T

impl<T> Conv for T

impl<T> FmtForward for T

impl<T> From<T> for T[src]

impl<T, U> Into<U> for T where
    U: From<T>, 
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impl<T> Pipe for T where
    T: ?Sized

impl<T> Pipe for T

impl<T> PipeAsRef for T

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impl<T> Tap for T

impl<T, U> TapAsRef<U> for T where
    U: ?Sized

impl<T, U> TapBorrow<U> for T where
    U: ?Sized

impl<T> TapDeref for T

impl<T> ToOwned for T where
    T: Clone
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type Owned = T

The resulting type after obtaining ownership.

impl<T> TryConv for T

impl<T> TryConv for T

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.

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.