//
// DO NOT EDIT.  THIS FILE IS GENERATED FROM ../../../dist/idl/nsIScriptableRegion.idl
//


/// `interface nsIScriptableRegion : nsISupports`
///


// The actual type definition for the interface. This struct has methods
// declared on it which will call through its vtable. You never want to pass
// this type around by value, always pass it behind a reference.

#[repr(C)]
pub struct nsIScriptableRegion {
    vtable: *const nsIScriptableRegionVTable,

    /// This field is a phantomdata to ensure that the VTable type and any
    /// struct containing it is not safe to send across threads, as XPCOM is
    /// generally not threadsafe.
    ///
    /// XPCOM interfaces in general are not safe to send across threads.
    __nosync: ::std::marker::PhantomData<::std::rc::Rc<u8>>,
}

// Implementing XpCom for an interface exposes its IID, which allows for easy
// use of the `.query_interface<T>` helper method. This also defines that
// method for nsIScriptableRegion.
unsafe impl XpCom for nsIScriptableRegion {
    const IID: nsIID = nsID(0xa5f44cc7, 0x2820, 0x489b,
        [0xb8, 0x17, 0xae, 0x8a, 0x08, 0x50, 0x6f, 0xf6]);
}

// We need to implement the RefCounted trait so we can be used with `RefPtr`.
// This trait teaches `RefPtr` how to manage our memory.
unsafe impl RefCounted for nsIScriptableRegion {
    #[inline]
    unsafe fn addref(&self) {
        self.AddRef();
    }
    #[inline]
    unsafe fn release(&self) {
        self.Release();
    }
}

// This trait is implemented on all types which can be coerced to from nsIScriptableRegion.
// It is used in the implementation of `fn coerce<T>`. We hide it from the
// documentation, because it clutters it up a lot.
#[doc(hidden)]
pub trait nsIScriptableRegionCoerce {
    /// Cheaply cast a value of this type from a `nsIScriptableRegion`.
    fn coerce_from(v: &nsIScriptableRegion) -> &Self;
}

// The trivial implementation: We can obviously coerce ourselves to ourselves.
impl nsIScriptableRegionCoerce for nsIScriptableRegion {
    #[inline]
    fn coerce_from(v: &nsIScriptableRegion) -> &Self {
        v
    }
}

impl nsIScriptableRegion {
    /// Cast this `nsIScriptableRegion` to one of its base interfaces.
    #[inline]
    pub fn coerce<T: nsIScriptableRegionCoerce>(&self) -> &T {
        T::coerce_from(self)
    }
}

// Every interface struct type implements `Deref` to its base interface. This
// causes methods on the base interfaces to be directly avaliable on the
// object. For example, you can call `.AddRef` or `.QueryInterface` directly
// on any interface which inherits from `nsISupports`.
impl ::std::ops::Deref for nsIScriptableRegion {
    type Target = nsISupports;
    #[inline]
    fn deref(&self) -> &nsISupports {
        unsafe {
            ::std::mem::transmute(self)
        }
    }
}

// Ensure we can use .coerce() to cast to our base types as well. Any type which
// our base interface can coerce from should be coercable from us as well.
impl<T: nsISupportsCoerce> nsIScriptableRegionCoerce for T {
    #[inline]
    fn coerce_from(v: &nsIScriptableRegion) -> &Self {
        T::coerce_from(v)
    }
}

// This struct represents the interface's VTable. A pointer to a statically
// allocated version of this struct is at the beginning of every nsIScriptableRegion
// object. It contains one pointer field for each method in the interface. In
// the case where we can't generate a binding for a method, we include a void
// pointer.
#[doc(hidden)]
#[repr(C)]
pub struct nsIScriptableRegionVTable {
    /// We need to include the members from the base interface's vtable at the start
    /// of the VTable definition.
    pub __base: nsISupportsVTable,

    /* void init (); */
    pub Init: unsafe extern "system" fn (this: *const nsIScriptableRegion) -> nsresult,

    /* void setToRegion (in nsIScriptableRegion aRegion); */
    pub SetToRegion: unsafe extern "system" fn (this: *const nsIScriptableRegion, aRegion: *const nsIScriptableRegion) -> nsresult,

    /* void setToRect (in long aX, in long aY, in long aWidth, in long aHeight); */
    pub SetToRect: unsafe extern "system" fn (this: *const nsIScriptableRegion, aX: libc::int32_t, aY: libc::int32_t, aWidth: libc::int32_t, aHeight: libc::int32_t) -> nsresult,

    /* void intersectRegion (in nsIScriptableRegion aRegion); */
    pub IntersectRegion: unsafe extern "system" fn (this: *const nsIScriptableRegion, aRegion: *const nsIScriptableRegion) -> nsresult,

    /* void intersectRect (in long aX, in long aY, in long aWidth, in long aHeight); */
    pub IntersectRect: unsafe extern "system" fn (this: *const nsIScriptableRegion, aX: libc::int32_t, aY: libc::int32_t, aWidth: libc::int32_t, aHeight: libc::int32_t) -> nsresult,

    /* void unionRegion (in nsIScriptableRegion aRegion); */
    pub UnionRegion: unsafe extern "system" fn (this: *const nsIScriptableRegion, aRegion: *const nsIScriptableRegion) -> nsresult,

    /* void unionRect (in long aX, in long aY, in long aWidth, in long aHeight); */
    pub UnionRect: unsafe extern "system" fn (this: *const nsIScriptableRegion, aX: libc::int32_t, aY: libc::int32_t, aWidth: libc::int32_t, aHeight: libc::int32_t) -> nsresult,

    /* void subtractRegion (in nsIScriptableRegion aRegion); */
    pub SubtractRegion: unsafe extern "system" fn (this: *const nsIScriptableRegion, aRegion: *const nsIScriptableRegion) -> nsresult,

    /* void subtractRect (in long aX, in long aY, in long aWidth, in long aHeight); */
    pub SubtractRect: unsafe extern "system" fn (this: *const nsIScriptableRegion, aX: libc::int32_t, aY: libc::int32_t, aWidth: libc::int32_t, aHeight: libc::int32_t) -> nsresult,

    /* boolean isEmpty (); */
    pub IsEmpty: unsafe extern "system" fn (this: *const nsIScriptableRegion, _retval: *mut bool) -> nsresult,

    /* boolean isEqualRegion (in nsIScriptableRegion aRegion); */
    pub IsEqualRegion: unsafe extern "system" fn (this: *const nsIScriptableRegion, aRegion: *const nsIScriptableRegion, _retval: *mut bool) -> nsresult,

    /* void getBoundingBox (out long aX, out long aY, out long aWidth, out long aHeight); */
    pub GetBoundingBox: unsafe extern "system" fn (this: *const nsIScriptableRegion, aX: *mut libc::int32_t, aY: *mut libc::int32_t, aWidth: *mut libc::int32_t, aHeight: *mut libc::int32_t) -> nsresult,

    /* void offset (in long aXOffset, in long aYOffset); */
    pub Offset: unsafe extern "system" fn (this: *const nsIScriptableRegion, aXOffset: libc::int32_t, aYOffset: libc::int32_t) -> nsresult,

    /* [implicit_jscontext] jsval getRects (); */
    /// Unable to generate binding because `jscontext is unsupported`
    pub GetRects: *const ::libc::c_void,

    /* boolean containsRect (in long aX, in long aY, in long aWidth, in long aHeight); */
    pub ContainsRect: unsafe extern "system" fn (this: *const nsIScriptableRegion, aX: libc::int32_t, aY: libc::int32_t, aWidth: libc::int32_t, aHeight: libc::int32_t, _retval: *mut bool) -> nsresult,

    /* [noscript] readonly attribute nsIntRegion region; */
    /// Unable to generate binding because `native type nsIntRegion is unsupported`
    pub GetRegion: *const ::libc::c_void,
}


// The implementations of the function wrappers which are exposed to rust code.
// Call these methods rather than manually calling through the VTable struct.
impl nsIScriptableRegion {


    /// `void init ();`
    #[inline]
    pub unsafe fn Init(&self, ) -> nsresult {
        ((*self.vtable).Init)(self, )
    }


    /// ```text
    /// /**
    ///   * copy operator equivalent that takes another region
    ///   *
    ///   * @param      region to copy
    ///   * @return     void
    ///   *
    ///   **/
    /// ```
    ///

    /// `void setToRegion (in nsIScriptableRegion aRegion);`
    #[inline]
    pub unsafe fn SetToRegion(&self, aRegion: *const nsIScriptableRegion) -> nsresult {
        ((*self.vtable).SetToRegion)(self, aRegion)
    }


    /// ```text
    /// /**
    ///   * copy operator equivalent that takes a rect
    ///   *
    ///   * @param      aX xoffset of rect to set region to
    ///   * @param      aY yoffset of rect to set region to
    ///   * @param      aWidth width of rect to set region to
    ///   * @param      aHeight height of rect to set region to
    ///   * @return     void
    ///   *
    ///   **/
    /// ```
    ///

    /// `void setToRect (in long aX, in long aY, in long aWidth, in long aHeight);`
    #[inline]
    pub unsafe fn SetToRect(&self, aX: libc::int32_t, aY: libc::int32_t, aWidth: libc::int32_t, aHeight: libc::int32_t) -> nsresult {
        ((*self.vtable).SetToRect)(self, aX, aY, aWidth, aHeight)
    }


    /// ```text
    /// /**
    ///   * destructively intersect another region with this one
    ///   *
    ///   * @param      region to intersect
    ///   * @return     void
    ///   *
    ///   **/
    /// ```
    ///

    /// `void intersectRegion (in nsIScriptableRegion aRegion);`
    #[inline]
    pub unsafe fn IntersectRegion(&self, aRegion: *const nsIScriptableRegion) -> nsresult {
        ((*self.vtable).IntersectRegion)(self, aRegion)
    }


    /// ```text
    /// /**
    ///   * destructively intersect a rect with this region
    ///   *
    ///   * @param      aX xoffset of rect to intersect with region
    ///   * @param      aY yoffset of rect to intersect with region
    ///   * @param      aWidth width of rect to intersect with region
    ///   * @param      aHeight height of rect to intersect with region
    ///   * @return     void
    ///   *
    ///   **/
    /// ```
    ///

    /// `void intersectRect (in long aX, in long aY, in long aWidth, in long aHeight);`
    #[inline]
    pub unsafe fn IntersectRect(&self, aX: libc::int32_t, aY: libc::int32_t, aWidth: libc::int32_t, aHeight: libc::int32_t) -> nsresult {
        ((*self.vtable).IntersectRect)(self, aX, aY, aWidth, aHeight)
    }


    /// ```text
    /// /**
    ///   * destructively union another region with this one
    ///   *
    ///   * @param      region to union
    ///   * @return     void
    ///   *
    ///   **/
    /// ```
    ///

    /// `void unionRegion (in nsIScriptableRegion aRegion);`
    #[inline]
    pub unsafe fn UnionRegion(&self, aRegion: *const nsIScriptableRegion) -> nsresult {
        ((*self.vtable).UnionRegion)(self, aRegion)
    }


    /// ```text
    /// /**
    ///   * destructively union a rect with this region
    ///   *
    ///   * @param      aX xoffset of rect to union with region
    ///   * @param      aY yoffset of rect to union with region
    ///   * @param      aWidth width of rect to union with region
    ///   * @param      aHeight height of rect to union with region
    ///   * @return     void
    ///   *
    ///   **/
    /// ```
    ///

    /// `void unionRect (in long aX, in long aY, in long aWidth, in long aHeight);`
    #[inline]
    pub unsafe fn UnionRect(&self, aX: libc::int32_t, aY: libc::int32_t, aWidth: libc::int32_t, aHeight: libc::int32_t) -> nsresult {
        ((*self.vtable).UnionRect)(self, aX, aY, aWidth, aHeight)
    }


    /// ```text
    /// /**
    ///   * destructively subtract another region with this one
    ///   *
    ///   * @param      region to subtract
    ///   * @return     void
    ///   *
    ///   **/
    /// ```
    ///

    /// `void subtractRegion (in nsIScriptableRegion aRegion);`
    #[inline]
    pub unsafe fn SubtractRegion(&self, aRegion: *const nsIScriptableRegion) -> nsresult {
        ((*self.vtable).SubtractRegion)(self, aRegion)
    }


    /// ```text
    /// /**
    ///   * destructively subtract a rect from this region
    ///   *
    ///   * @param      aX xoffset of rect to subtract with region
    ///   * @param      aY yoffset of rect to subtract with region
    ///   * @param      aWidth width of rect to subtract with region
    ///   * @param      aHeight height of rect to subtract with region
    ///   * @return     void
    ///   *
    ///   **/
    /// ```
    ///

    /// `void subtractRect (in long aX, in long aY, in long aWidth, in long aHeight);`
    #[inline]
    pub unsafe fn SubtractRect(&self, aX: libc::int32_t, aY: libc::int32_t, aWidth: libc::int32_t, aHeight: libc::int32_t) -> nsresult {
        ((*self.vtable).SubtractRect)(self, aX, aY, aWidth, aHeight)
    }


    /// ```text
    /// /**
    ///   * is this region empty? i.e. does it contain any pixels
    ///   *
    ///   * @param      none
    ///   * @return     returns whether the region is empty
    ///   *
    ///   **/
    /// ```
    ///

    /// `boolean isEmpty ();`
    #[inline]
    pub unsafe fn IsEmpty(&self, _retval: *mut bool) -> nsresult {
        ((*self.vtable).IsEmpty)(self, _retval)
    }


    /// ```text
    /// /**
    ///   * == operator equivalent i.e. do the regions contain exactly
    ///   * the same pixels
    ///   *
    ///   * @param      region to compare
    ///   * @return     whether the regions are identical
    ///   *
    ///   **/
    /// ```
    ///

    /// `boolean isEqualRegion (in nsIScriptableRegion aRegion);`
    #[inline]
    pub unsafe fn IsEqualRegion(&self, aRegion: *const nsIScriptableRegion, _retval: *mut bool) -> nsresult {
        ((*self.vtable).IsEqualRegion)(self, aRegion, _retval)
    }


    /// ```text
    /// /**
    ///   * returns the bounding box of the region i.e. the smallest
    ///   * rectangle that completely contains the region.
    ///   *
    ///   * @param      aX out parameter for xoffset of bounding rect for region
    ///   * @param      aY out parameter for yoffset of bounding rect for region
    ///   * @param      aWidth out parameter for width of bounding rect for region
    ///   * @param      aHeight out parameter for height of bounding rect for region
    ///   * @return     void
    ///   *
    ///   **/
    /// ```
    ///

    /// `void getBoundingBox (out long aX, out long aY, out long aWidth, out long aHeight);`
    #[inline]
    pub unsafe fn GetBoundingBox(&self, aX: *mut libc::int32_t, aY: *mut libc::int32_t, aWidth: *mut libc::int32_t, aHeight: *mut libc::int32_t) -> nsresult {
        ((*self.vtable).GetBoundingBox)(self, aX, aY, aWidth, aHeight)
    }


    /// ```text
    /// /**
    ///   * offsets the region in x and y
    ///   *
    ///   * @param  xoffset  pixel offset in x
    ///   * @param  yoffset  pixel offset in y
    ///   * @return          void
    ///   *
    ///   **/
    /// ```
    ///

    /// `void offset (in long aXOffset, in long aYOffset);`
    #[inline]
    pub unsafe fn Offset(&self, aXOffset: libc::int32_t, aYOffset: libc::int32_t) -> nsresult {
        ((*self.vtable).Offset)(self, aXOffset, aYOffset)
    }


    /// ```text
    /// /**
    ///    * @return null if there are no rects,
    ///    * @return flat array of rects,ie [x1,y1,width1,height1,x2...].
    ///    * The result will contain bogus data if values don't fit in 31 bit
    ///    **/
    /// ```
    ///

    /// `[implicit_jscontext] jsval getRects ();`
    const _GetRects: () = ();

    /// ```text
    /// /**
    ///   * does the region intersect the rectangle?
    ///   *
    ///   * @param      rect to check for containment
    ///   * @return     true if the region intersects the rect
    ///   *
    ///   **/
    /// ```
    ///

    /// `boolean containsRect (in long aX, in long aY, in long aWidth, in long aHeight);`
    #[inline]
    pub unsafe fn ContainsRect(&self, aX: libc::int32_t, aY: libc::int32_t, aWidth: libc::int32_t, aHeight: libc::int32_t, _retval: *mut bool) -> nsresult {
        ((*self.vtable).ContainsRect)(self, aX, aY, aWidth, aHeight, _retval)
    }



    /// `[noscript] readonly attribute nsIntRegion region;`
    const _GetRegion: () = ();

}