//! This file has been automatically generated by `objc2`'s `header-translator`.
//! DO NOT EDIT
use core::ffi::*;
use core::ptr::NonNull;
#[cfg(feature = "objc2")]
use objc2::__framework_prelude::*;
use objc2_core_foundation::*;

use crate::*;

/// [Apple's documentation](https://developer.apple.com/documentation/coregraphics/cgbitmapcontextreleasedatacallback?language=objc)
pub type CGBitmapContextReleaseDataCallback =
    Option<unsafe extern "C-unwind" fn(*mut c_void, *mut c_void)>;

/// [Apple's documentation](https://developer.apple.com/documentation/coregraphics/cgcolormodel?language=objc)
// NS_OPTIONS
#[repr(transparent)]
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, PartialOrd, Ord)]
pub struct CGColorModel(pub u32);
bitflags::bitflags! {
    impl CGColorModel: u32 {
        #[doc(alias = "kCGColorModelNoColorant")]
        const NoColorant = 0<<0;
        #[doc(alias = "kCGColorModelGray")]
        const Gray = 1<<0;
        #[doc(alias = "kCGColorModelRGB")]
        const RGB = 1<<1;
        #[doc(alias = "kCGColorModelCMYK")]
        const CMYK = 1<<2;
        #[doc(alias = "kCGColorModelLab")]
        const Lab = 1<<3;
        #[doc(alias = "kCGColorModelDeviceN")]
        const DeviceN = 1<<4;
    }
}

#[cfg(feature = "objc2")]
unsafe impl Encode for CGColorModel {
    const ENCODING: Encoding = u32::ENCODING;
}

#[cfg(feature = "objc2")]
unsafe impl RefEncode for CGColorModel {
    const ENCODING_REF: Encoding = Encoding::Pointer(&Self::ENCODING);
}

/// [Apple's documentation](https://developer.apple.com/documentation/coregraphics/cgcomponent?language=objc)
// NS_ENUM
#[repr(transparent)]
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, PartialOrd, Ord)]
pub struct CGComponent(pub u32);
impl CGComponent {
    #[doc(alias = "kCGComponentUnknown")]
    pub const Unknown: Self = Self(0);
    #[doc(alias = "kCGComponentInteger8Bit")]
    pub const Integer8Bit: Self = Self(1);
    #[doc(alias = "kCGComponentInteger10Bit")]
    pub const Integer10Bit: Self = Self(6);
    #[doc(alias = "kCGComponentInteger16Bit")]
    pub const Integer16Bit: Self = Self(2);
    #[doc(alias = "kCGComponentInteger32Bit")]
    pub const Integer32Bit: Self = Self(3);
    #[doc(alias = "kCGComponentFloat16Bit")]
    pub const Float16Bit: Self = Self(5);
    #[doc(alias = "kCGComponentFloat32Bit")]
    pub const Float32Bit: Self = Self(4);
}

#[cfg(feature = "objc2")]
unsafe impl Encode for CGComponent {
    const ENCODING: Encoding = u32::ENCODING;
}

#[cfg(feature = "objc2")]
unsafe impl RefEncode for CGComponent {
    const ENCODING_REF: Encoding = Encoding::Pointer(&Self::ENCODING);
}

/// [Apple's documentation](https://developer.apple.com/documentation/coregraphics/cgcontentinfo?language=objc)
#[repr(C)]
#[derive(Clone, Copy, Debug, PartialEq)]
pub struct CGContentInfo {
    pub deepestImageComponent: CGComponent,
    pub contentColorModels: CGColorModel,
    pub hasWideGamut: bool,
    pub hasTransparency: bool,
    pub largestContentHeadroom: c_float,
}

#[cfg(feature = "objc2")]
unsafe impl Encode for CGContentInfo {
    const ENCODING: Encoding = Encoding::Struct(
        "?",
        &[
            <CGComponent>::ENCODING,
            <CGColorModel>::ENCODING,
            Encoding::Bool,
            Encoding::Bool,
            <c_float>::ENCODING,
        ],
    );
}

#[cfg(feature = "objc2")]
unsafe impl RefEncode for CGContentInfo {
    const ENCODING_REF: Encoding = Encoding::Pointer(&Self::ENCODING);
}

/// [Apple's documentation](https://developer.apple.com/documentation/coregraphics/cgbitmaplayout?language=objc)
// NS_ENUM
#[repr(transparent)]
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, PartialOrd, Ord)]
pub struct CGBitmapLayout(pub u32);
impl CGBitmapLayout {
    #[doc(alias = "kCGBitmapLayoutAlphaOnly")]
    pub const AlphaOnly: Self = Self(0);
    #[doc(alias = "kCGBitmapLayoutGray")]
    pub const Gray: Self = Self(1);
    #[doc(alias = "kCGBitmapLayoutGrayAlpha")]
    pub const GrayAlpha: Self = Self(2);
    #[doc(alias = "kCGBitmapLayoutRGBA")]
    pub const RGBA: Self = Self(3);
    #[doc(alias = "kCGBitmapLayoutARGB")]
    pub const ARGB: Self = Self(4);
    #[doc(alias = "kCGBitmapLayoutRGBX")]
    pub const RGBX: Self = Self(5);
    #[doc(alias = "kCGBitmapLayoutXRGB")]
    pub const XRGB: Self = Self(6);
    #[doc(alias = "kCGBitmapLayoutBGRA")]
    pub const BGRA: Self = Self(7);
    #[doc(alias = "kCGBitmapLayoutBGRX")]
    pub const BGRX: Self = Self(8);
    #[doc(alias = "kCGBitmapLayoutABGR")]
    pub const ABGR: Self = Self(9);
    #[doc(alias = "kCGBitmapLayoutXBGR")]
    pub const XBGR: Self = Self(10);
    #[doc(alias = "kCGBitmapLayoutCMYK")]
    pub const CMYK: Self = Self(11);
}

#[cfg(feature = "objc2")]
unsafe impl Encode for CGBitmapLayout {
    const ENCODING: Encoding = u32::ENCODING;
}

#[cfg(feature = "objc2")]
unsafe impl RefEncode for CGBitmapLayout {
    const ENCODING_REF: Encoding = Encoding::Pointer(&Self::ENCODING);
}

/// [Apple's documentation](https://developer.apple.com/documentation/coregraphics/cgbitmapparameters?language=objc)
#[cfg(all(feature = "CGColorSpace", feature = "CGImage"))]
#[repr(C)]
#[derive(Clone, Copy, Debug, PartialEq)]
pub struct CGBitmapParameters {
    pub width: usize,
    pub height: usize,
    pub bytesPerPixel: usize,
    pub alignedBytesPerRow: usize,
    pub component: CGComponent,
    pub layout: CGBitmapLayout,
    pub format: CGImagePixelFormatInfo,
    pub colorSpace: NonNull<CGColorSpace>,
    pub hasPremultipliedAlpha: bool,
    pub byteOrder: CFByteOrder,
    pub edrTargetHeadroom: c_float,
}

#[cfg(all(feature = "CGColorSpace", feature = "CGImage", feature = "objc2"))]
unsafe impl Encode for CGBitmapParameters {
    const ENCODING: Encoding = Encoding::Struct(
        "?",
        &[
            <usize>::ENCODING,
            <usize>::ENCODING,
            <usize>::ENCODING,
            <usize>::ENCODING,
            <CGComponent>::ENCODING,
            <CGBitmapLayout>::ENCODING,
            <CGImagePixelFormatInfo>::ENCODING,
            <NonNull<CGColorSpace>>::ENCODING,
            Encoding::Bool,
            <CFByteOrder>::ENCODING,
            <c_float>::ENCODING,
        ],
    );
}

#[cfg(all(feature = "CGColorSpace", feature = "CGImage", feature = "objc2"))]
unsafe impl RefEncode for CGBitmapParameters {
    const ENCODING_REF: Encoding = Encoding::Pointer(&Self::ENCODING);
}

/// # Safety
///
/// - `auxiliary_info` generics must be of the correct type.
/// - `on_allocate` block's return must be a valid pointer or null.
#[cfg(all(
    feature = "CGColorSpace",
    feature = "CGContext",
    feature = "CGImage",
    feature = "CGRenderingBufferProvider",
    feature = "block2"
))]
#[inline]
pub unsafe extern "C-unwind" fn CGBitmapContextCreateAdaptive(
    width: usize,
    height: usize,
    auxiliary_info: Option<&CFDictionary>,
    on_resolve: Option<
        &block2::DynBlock<dyn Fn(NonNull<CGContentInfo>, NonNull<CGBitmapParameters>) -> bool>,
    >,
    on_allocate: Option<
        &block2::DynBlock<
            dyn Fn(
                NonNull<CGContentInfo>,
                NonNull<CGBitmapParameters>,
            ) -> *mut CGRenderingBufferProvider,
        >,
    >,
    on_free: Option<
        &block2::DynBlock<
            dyn Fn(
                NonNull<CGRenderingBufferProvider>,
                NonNull<CGContentInfo>,
                NonNull<CGBitmapParameters>,
            ),
        >,
    >,
    on_error: Option<
        &block2::DynBlock<
            dyn Fn(NonNull<CFError>, NonNull<CGContentInfo>, NonNull<CGBitmapParameters>),
        >,
    >,
) -> Option<CFRetained<CGContext>> {
    extern "C-unwind" {
        fn CGBitmapContextCreateAdaptive(
            width: usize,
            height: usize,
            auxiliary_info: Option<&CFDictionary>,
            on_resolve: Option<
                &block2::DynBlock<
                    dyn Fn(NonNull<CGContentInfo>, NonNull<CGBitmapParameters>) -> bool,
                >,
            >,
            on_allocate: Option<
                &block2::DynBlock<
                    dyn Fn(
                        NonNull<CGContentInfo>,
                        NonNull<CGBitmapParameters>,
                    ) -> *mut CGRenderingBufferProvider,
                >,
            >,
            on_free: Option<
                &block2::DynBlock<
                    dyn Fn(
                        NonNull<CGRenderingBufferProvider>,
                        NonNull<CGContentInfo>,
                        NonNull<CGBitmapParameters>,
                    ),
                >,
            >,
            on_error: Option<
                &block2::DynBlock<
                    dyn Fn(NonNull<CFError>, NonNull<CGContentInfo>, NonNull<CGBitmapParameters>),
                >,
            >,
        ) -> Option<NonNull<CGContext>>;
    }
    let ret = unsafe {
        CGBitmapContextCreateAdaptive(
            width,
            height,
            auxiliary_info,
            on_resolve,
            on_allocate,
            on_free,
            on_error,
        )
    };
    ret.map(|ret| unsafe { CFRetained::from_raw(ret) })
}

extern "C" {
    /// [Apple's documentation](https://developer.apple.com/documentation/coregraphics/kcgadaptivemaximumbitdepth?language=objc)
    pub static kCGAdaptiveMaximumBitDepth: &'static CFString;
}

#[cfg(feature = "CGContext")]
#[inline]
pub extern "C-unwind" fn CGBitmapContextGetData(context: Option<&CGContext>) -> *mut c_void {
    extern "C-unwind" {
        fn CGBitmapContextGetData(context: Option<&CGContext>) -> *mut c_void;
    }
    unsafe { CGBitmapContextGetData(context) }
}

#[cfg(feature = "CGContext")]
#[inline]
pub extern "C-unwind" fn CGBitmapContextGetWidth(context: Option<&CGContext>) -> usize {
    extern "C-unwind" {
        fn CGBitmapContextGetWidth(context: Option<&CGContext>) -> usize;
    }
    unsafe { CGBitmapContextGetWidth(context) }
}

#[cfg(feature = "CGContext")]
#[inline]
pub extern "C-unwind" fn CGBitmapContextGetHeight(context: Option<&CGContext>) -> usize {
    extern "C-unwind" {
        fn CGBitmapContextGetHeight(context: Option<&CGContext>) -> usize;
    }
    unsafe { CGBitmapContextGetHeight(context) }
}

#[cfg(feature = "CGContext")]
#[inline]
pub extern "C-unwind" fn CGBitmapContextGetBitsPerComponent(context: Option<&CGContext>) -> usize {
    extern "C-unwind" {
        fn CGBitmapContextGetBitsPerComponent(context: Option<&CGContext>) -> usize;
    }
    unsafe { CGBitmapContextGetBitsPerComponent(context) }
}

#[cfg(feature = "CGContext")]
#[inline]
pub extern "C-unwind" fn CGBitmapContextGetBitsPerPixel(context: Option<&CGContext>) -> usize {
    extern "C-unwind" {
        fn CGBitmapContextGetBitsPerPixel(context: Option<&CGContext>) -> usize;
    }
    unsafe { CGBitmapContextGetBitsPerPixel(context) }
}

#[cfg(feature = "CGContext")]
#[inline]
pub extern "C-unwind" fn CGBitmapContextGetBytesPerRow(context: Option<&CGContext>) -> usize {
    extern "C-unwind" {
        fn CGBitmapContextGetBytesPerRow(context: Option<&CGContext>) -> usize;
    }
    unsafe { CGBitmapContextGetBytesPerRow(context) }
}

#[cfg(all(feature = "CGColorSpace", feature = "CGContext"))]
#[inline]
pub extern "C-unwind" fn CGBitmapContextGetColorSpace(
    context: Option<&CGContext>,
) -> Option<CFRetained<CGColorSpace>> {
    extern "C-unwind" {
        fn CGBitmapContextGetColorSpace(
            context: Option<&CGContext>,
        ) -> Option<NonNull<CGColorSpace>>;
    }
    let ret = unsafe { CGBitmapContextGetColorSpace(context) };
    ret.map(|ret| unsafe { CFRetained::retain(ret) })
}

#[cfg(all(feature = "CGContext", feature = "CGImage"))]
#[inline]
pub extern "C-unwind" fn CGBitmapContextGetAlphaInfo(
    context: Option<&CGContext>,
) -> CGImageAlphaInfo {
    extern "C-unwind" {
        fn CGBitmapContextGetAlphaInfo(context: Option<&CGContext>) -> CGImageAlphaInfo;
    }
    unsafe { CGBitmapContextGetAlphaInfo(context) }
}

#[cfg(all(feature = "CGContext", feature = "CGImage"))]
#[inline]
pub extern "C-unwind" fn CGBitmapContextGetBitmapInfo(context: Option<&CGContext>) -> CGBitmapInfo {
    extern "C-unwind" {
        fn CGBitmapContextGetBitmapInfo(context: Option<&CGContext>) -> CGBitmapInfo;
    }
    unsafe { CGBitmapContextGetBitmapInfo(context) }
}

#[cfg(all(feature = "CGContext", feature = "CGImage"))]
#[inline]
pub extern "C-unwind" fn CGBitmapContextCreateImage(
    context: Option<&CGContext>,
) -> Option<CFRetained<CGImage>> {
    extern "C-unwind" {
        fn CGBitmapContextCreateImage(context: Option<&CGContext>) -> Option<NonNull<CGImage>>;
    }
    let ret = unsafe { CGBitmapContextCreateImage(context) };
    ret.map(|ret| unsafe { CFRetained::from_raw(ret) })
}