Struct Screen

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pub struct Screen {
    pub display_info: DisplayInfo,
}

Expand description

This struct represents a screen capturer.

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§display_info: DisplayInfo

Implementations§

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impl Screen

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pub fn new(display_info: &DisplayInfo) -> Self

Get a screen from the display_info.

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pub fn all() -> Result<Vec<Screen>>

Return all available screens.

Examples found in repository ?

examples/screenshots.rs (line 6)

4fn main() {
5    let start = Instant::now();
6    let screens = Screen::all().unwrap();
7
8    for screen in screens {
9        println!("capturer {screen:?}");
10        let mut image = screen.capture().unwrap();
11        image
12            .save(format!("target/{}.png", screen.display_info.id))
13            .unwrap();
14
15        image = screen.capture_area(300, 300, 300, 300).unwrap();
16        image
17            .save(format!("target/{}-2.png", screen.display_info.id))
18            .unwrap();
19    }
20
21    let screen = Screen::from_point(100, 100).unwrap();
22    println!("capturer {screen:?}");
23
24    let image = screen.capture_area(300, 300, 300, 300).unwrap();
25    image.save("target/capture_display_with_point.png").unwrap();
26    println!("运行耗时: {:?}", start.elapsed());
27}

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pub fn from_point(x: i32, y: i32) -> Result<Screen>

Get a screen which includes the point with the given coordinates.

Examples found in repository ?

examples/screenshots.rs (line 21)

4fn main() {
5    let start = Instant::now();
6    let screens = Screen::all().unwrap();
7
8    for screen in screens {
9        println!("capturer {screen:?}");
10        let mut image = screen.capture().unwrap();
11        image
12            .save(format!("target/{}.png", screen.display_info.id))
13            .unwrap();
14
15        image = screen.capture_area(300, 300, 300, 300).unwrap();
16        image
17            .save(format!("target/{}-2.png", screen.display_info.id))
18            .unwrap();
19    }
20
21    let screen = Screen::from_point(100, 100).unwrap();
22    println!("capturer {screen:?}");
23
24    let image = screen.capture_area(300, 300, 300, 300).unwrap();
25    image.save("target/capture_display_with_point.png").unwrap();
26    println!("运行耗时: {:?}", start.elapsed());
27}

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pub fn capture(&self) -> Result<RgbaImage>

Capture a screenshot of the screen.

Examples found in repository ?

examples/screenshots.rs (line 10)

4fn main() {
5    let start = Instant::now();
6    let screens = Screen::all().unwrap();
7
8    for screen in screens {
9        println!("capturer {screen:?}");
10        let mut image = screen.capture().unwrap();
11        image
12            .save(format!("target/{}.png", screen.display_info.id))
13            .unwrap();
14
15        image = screen.capture_area(300, 300, 300, 300).unwrap();
16        image
17            .save(format!("target/{}-2.png", screen.display_info.id))
18            .unwrap();
19    }
20
21    let screen = Screen::from_point(100, 100).unwrap();
22    println!("capturer {screen:?}");
23
24    let image = screen.capture_area(300, 300, 300, 300).unwrap();
25    image.save("target/capture_display_with_point.png").unwrap();
26    println!("运行耗时: {:?}", start.elapsed());
27}

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pub fn capture_area( &self, x: i32, y: i32, width: u32, height: u32, ) -> Result<RgbaImage>

Captures a screenshot of the designated area of the screen.

Examples found in repository ?

examples/screenshots.rs (line 15)

4fn main() {
5    let start = Instant::now();
6    let screens = Screen::all().unwrap();
7
8    for screen in screens {
9        println!("capturer {screen:?}");
10        let mut image = screen.capture().unwrap();
11        image
12            .save(format!("target/{}.png", screen.display_info.id))
13            .unwrap();
14
15        image = screen.capture_area(300, 300, 300, 300).unwrap();
16        image
17            .save(format!("target/{}-2.png", screen.display_info.id))
18            .unwrap();
19    }
20
21    let screen = Screen::from_point(100, 100).unwrap();
22    println!("capturer {screen:?}");
23
24    let image = screen.capture_area(300, 300, 300, 300).unwrap();
25    image.save("target/capture_display_with_point.png").unwrap();
26    println!("运行耗时: {:?}", start.elapsed());
27}

Trait Implementations§

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impl Clone for Screen

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fn clone(&self) -> Screen

Returns a copy of the value. Read more

1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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impl Debug for Screen

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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 Copy for Screen

Auto Trait Implementations§

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impl UnwindSafe for Screen

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> 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> 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 + Send + Sync>

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<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 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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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