FrameLine

sensehat_screen::frame

Struct FrameLine 

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pub struct FrameLine(/* private fields */);
Expand description

A single frame on the screen. Contains a private [Rgb565; 64].

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impl FrameLine

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pub fn from_slice(bytes: &[u8; 128]) -> Self

Create a new FrameLine instance, given a slice of bytes.

Examples found in repository?
examples/blink.rs (line 55)
16fn main() {
17    const ON: [u8; 128] = [0xFF; 128];
18    const RED: [u8; 128] = [
19        0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00,
20        0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8,
21        0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00,
22        0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8,
23        0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00,
24        0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8,
25        0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00,
26        0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8,
27        0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8, 0x00, 0xF8,
28    ];
29    const BLUE: [u8; 128] = [
30        0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F,
31        0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00,
32        0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1F,
33        0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
34        0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
35        0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
36        0x00, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F,
37        0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00,
38        0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00, 0x1F, 0x00,
39    ];
40    const GREEN: [u8; 128] = [
41        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
42        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
43        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xE0, 0x07, 0xE0, 0x07, 0xE0, 0x07, 0xE0, 0x07, 0x00,
44        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xE0, 0x07, 0xE0, 0x07, 0xE0, 0x07, 0xE0, 0x07,
45        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xE0, 0x07, 0xE0, 0x07, 0xE0, 0x07, 0xE0,
46        0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xE0, 0x07, 0xE0, 0x07, 0xE0, 0x07,
47        0xE0, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
48        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
49        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
50    ];
51    const OFF: [u8; 128] = [0x00; 128];
52
53    let mut screen = Screen::open("/dev/fb1").unwrap();
54
55    let on_frame = FrameLine::from_slice(&ON);
56    let off_frame = FrameLine::from_slice(&OFF);
57
58    let red_frame = FrameLine::from_slice(&RED);
59    let green_frame = FrameLine::from_slice(&GREEN);
60    let blue_frame = FrameLine::from_slice(&BLUE);
61
62    screen.write_frame(&on_frame);
63    thread::sleep(Duration::from_millis(100));
64    screen.write_frame(&off_frame);
65    thread::sleep(Duration::from_millis(100));
66    screen.write_frame(&on_frame);
67    thread::sleep(Duration::from_millis(100));
68    screen.write_frame(&off_frame);
69    thread::sleep(Duration::from_millis(100));
70    screen.write_frame(&on_frame);
71    thread::sleep(Duration::from_millis(100));
72    screen.write_frame(&off_frame);
73    thread::sleep(Duration::from_millis(100));
74
75    for _ in 0..=9 {
76        screen.write_frame(&red_frame);
77        thread::sleep(Duration::from_millis(1_500));
78        screen.write_frame(&green_frame);
79        thread::sleep(Duration::from_millis(1_500));
80        screen.write_frame(&blue_frame);
81        thread::sleep(Duration::from_millis(1_500));
82    }
83
84    screen.write_frame(&off_frame);
85}
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pub fn from_pixels(pixels: &[PixelColor; 64]) -> Self

Create a new FrameLine instance, given a slice of PixelColor.

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pub fn as_bytes(&self) -> [u8; 128]

Returns the FrameLine as a slice of bytes.

Trait Implementations§

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impl Clone for FrameLine

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fn clone(&self) -> FrameLine

Returns a duplicate 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 FrameLine

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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 Default for FrameLine

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl PartialEq for FrameLine

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

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for FrameLine

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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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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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> 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.