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//! This file has been automatically generated by `objc2`'s `header-translator`.
//! DO NOT EDIT
use core::ffi::*;
use core::ptr::NonNull;
use objc2::__framework_prelude::*;
use objc2_foundation::*;
use crate::*;
extern_protocol!(
/// An object conforming to
/// `GCLinearInput`represents an input that produces
/// normalized values in the unit interval - between [0, 1].
///
/// See also [Apple's documentation](https://developer.apple.com/documentation/gamecontroller/gclinearinput?language=objc)
pub unsafe trait GCLinearInput: NSObjectProtocol {
#[cfg(all(feature = "GCPhysicalInputElement", feature = "block2"))]
/// Set this block to be notified when the value of the input changes.
///
///
/// Parameter `element`: the element that has been modified.
///
/// Parameter `input`: the input that has been modified.
///
/// Parameter `value`: the value the axis was set to at the time the valueDidChangeHandler fired.
///
/// # Safety
///
/// - The returned block's argument 1 must be a valid pointer.
/// - The returned block's argument 2 must be a valid pointer.
#[unsafe(method(valueDidChangeHandler))]
#[unsafe(method_family = none)]
unsafe fn valueDidChangeHandler(
&self,
) -> *mut block2::DynBlock<
dyn Fn(
NonNull<ProtocolObject<dyn GCPhysicalInputElement>>,
NonNull<ProtocolObject<dyn GCLinearInput>>,
c_float,
),
>;
#[cfg(all(feature = "GCPhysicalInputElement", feature = "block2"))]
/// Setter for [`valueDidChangeHandler`][Self::valueDidChangeHandler].
///
/// This is [copied][objc2_foundation::NSCopying::copy] when set.
#[unsafe(method(setValueDidChangeHandler:))]
#[unsafe(method_family = none)]
unsafe fn setValueDidChangeHandler(
&self,
value_did_change_handler: Option<
&block2::DynBlock<
dyn Fn(
NonNull<ProtocolObject<dyn GCPhysicalInputElement>>,
NonNull<ProtocolObject<dyn GCLinearInput>>,
c_float,
),
>,
>,
);
/// A normalized value for the axis input, between 0 and 1 (inclusive). The values
/// are deadzoned and saturated before they are returned so there is no value
/// outside the range. Deadzoning does not remove values from the range, the full
/// 0 to 1 magnitude of values are possible from the input.
///
/// You can rely on a value of 0 meaning the value is inside the deadzone. Any
/// value greater than zero is not in the deadzone.
#[unsafe(method(value))]
#[unsafe(method_family = none)]
unsafe fn value(&self) -> c_float;
/// Check if the input can support more than just digital values.
///
/// If
/// `YES,`the input can produce any value between [0, 1]. Otherwise, the
/// input only produces the values 0 or 1.
#[unsafe(method(isAnalog))]
#[unsafe(method_family = none)]
unsafe fn isAnalog(&self) -> bool;
/// Check if the input value "rolls over" when reaching either the extreme high
/// or low value. For example, some dials can be rotated past the position that
/// represents their maximum value, causing the next reported value to roll over.
///
/// Defaults to NO for most inputs.
#[unsafe(method(canWrap))]
#[unsafe(method_family = none)]
unsafe fn canWrap(&self) -> bool;
/// The timestamp of the last value.
///
/// This time interval is not relative to any specific point in time. You can
/// subtract a previous timestamp from the current timestamp to determine the time
/// (in seconds) between changes to the value.
#[unsafe(method(lastValueTimestamp))]
#[unsafe(method_family = none)]
unsafe fn lastValueTimestamp(&self) -> NSTimeInterval;
/// The interval (in seconds) between the timestamp of the last event and the
/// current time.
///
/// This should be treated as a lower bound of the event latency. It may not
/// include (wired or wireless) transmission latency, or latency accrued on
/// the device before the event was transmitted to the host.
#[unsafe(method(lastValueLatency))]
#[unsafe(method_family = none)]
unsafe fn lastValueLatency(&self) -> NSTimeInterval;
#[cfg(feature = "GCPhysicalInputSource")]
/// An object describing the physical action(s) the user performs to manipulate
/// this input.
#[unsafe(method(sources))]
#[unsafe(method_family = none)]
unsafe fn sources(&self) -> Retained<NSSet<ProtocolObject<dyn GCPhysicalInputSource>>>;
}
);