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#![allow(non_camel_case_types, non_snake_case)]
use crate::co;
use crate::decl::*;
use crate::kernel::ffi_types::*;
use crate::ole::privs::*;
use crate::prelude::*;
use crate::vt::*;
/// [`IPicture`](crate::IPicture) virtual table.
#[repr(C)]
pub struct IPictureVT {
pub IUnknownVT: IUnknownVT,
pub get_Handle: fn(COMPTR, *mut u32) -> HRES,
pub get_hPal: fn(COMPTR, *mut u32) -> HRES,
pub get_Type: fn(COMPTR, *mut i16) -> HRES,
pub get_Width: fn(COMPTR, *mut i32) -> HRES,
pub get_Height: fn(COMPTR, *mut i32) -> HRES,
pub Render: fn(COMPTR, HANDLE, i32, i32, i32, i32, i32, i32, i32, i32, PCVOID) -> HRES,
pub set_hPal: fn(COMPTR, u32) -> HRES,
pub get_CurDC: fn(COMPTR, *mut HANDLE) -> HRES,
pub SelectPicture: fn(COMPTR, HANDLE, *mut HANDLE, *mut HANDLE) -> HRES,
pub get_KeepOriginalFormat: fn(COMPTR, *mut BOOL) -> HRES,
pub put_KeepOriginalFormat: fn(COMPTR, BOOL) -> HRES,
pub PictureChanged: fn(COMPTR) -> HRES,
pub SaveAsFile: fn(COMPTR, *mut COMPTR, BOOL, *mut i32) -> HRES,
pub get_Attributes: fn(COMPTR, *mut u32) -> HRES,
}
com_interface! { IPicture: "7bf80980-bf32-101a-8bbb-00aa00300cab";
/// [`IPicture`](https://learn.microsoft.com/en-us/windows/win32/api/ocidl/nn-ocidl-ipicture)
/// COM interface over [`IPictureVT`](crate::vt::IPictureVT).
///
/// Automatically calls
/// [`Release`](https://learn.microsoft.com/en-us/windows/win32/api/unknwn/nf-unknwn-iunknown-release)
/// when the object goes out of scope.
///
/// # Examples
///
/// Loading an image from bytes:
///
/// ```rust,ignore
/// use winsafe::{self as w, prelude::*};
///
/// let image_bytes: Vec<u8>; // initialized somewhere
/// # let image_bytes = Vec::<u8>::new();
///
/// let stream = w::SHCreateMemStream(&image_bytes)?;
/// let ipic = w::OleLoadPicture(&stream, None, true)?;
/// # w::HrResult::Ok(())
/// ```
}
impl ole_IPicture for IPicture {}
/// This trait is enabled with the `ole` feature, and provides methods for
/// [`IPicture`](crate::IPicture).
///
/// Prefer importing this trait through the prelude:
///
/// ```no_run
/// use winsafe::prelude::*;
/// ```
pub trait ole_IPicture: ole_IUnknown {
/// [`IPicture::get_CurDC`](https://learn.microsoft.com/en-us/windows/win32/api/ocidl/nf-ocidl-ipicture-get_curdc)
/// method.
#[must_use]
fn get_CurDC(&self) -> HrResult<HDC> {
let mut hdc = HDC::NULL;
ok_to_hrresult(
unsafe {
(vt::<IPictureVT>(self).get_CurDC)(self.ptr(), hdc.as_mut())
},
).map(|_| hdc)
}
/// [`IPicture::get_Height`](https://learn.microsoft.com/en-us/windows/win32/api/ocidl/nf-ocidl-ipicture-get_height)
/// method.
///
/// **Note:** Returns a value in HIMETRIC units. To convert it to pixels,
/// use
/// [`HDC::HiMetricToPixel`](crate::prelude::gdi_Hdc::HiMetricToPixel).
///
/// # Examples
///
/// ```rust,ignore
/// use winsafe::{self as w, prelude::*};
///
/// let pic: w::IPicture; // initialized somewhere
/// # let pic = unsafe { w::IPicture::null() };
///
/// let hdc = w::HWND::NULL.GetDC()?;
///
/// let (_, height) = hdc.HiMetricToPixel(0, pic.get_Height()?);
/// println!("Height: {} px", height);
/// # w::AnyResult::Ok(())
/// ```
#[must_use]
fn get_Height(&self) -> HrResult<i32> {
let mut h = i32::default();
ok_to_hrresult(
unsafe { (vt::<IPictureVT>(self).get_Height)(self.ptr(), &mut h) },
).map(|_| h)
}
/// [`IPicture::get_Type`](https://learn.microsoft.com/en-us/windows/win32/api/ocidl/nf-ocidl-ipicture-get_type)
/// method.
#[must_use]
fn get_Type(&self) -> HrResult<co::PICTYPE> {
let mut ty = i16::default();
ok_to_hrresult(
unsafe { (vt::<IPictureVT>(self).get_Type)(self.ptr(), &mut ty) },
).map(|_| unsafe { co::PICTYPE::from_raw(ty) })
}
/// [`IPicture::get_Width`](https://learn.microsoft.com/en-us/windows/win32/api/ocidl/nf-ocidl-ipicture-get_width)
/// method.
///
/// **Note:** Returns a value in HIMETRIC units. To convert it to pixels,
/// use
/// [`HDC::HiMetricToPixel`](crate::prelude::gdi_Hdc::HiMetricToPixel).
///
/// # Examples
///
/// ```rust,ignore
/// use winsafe::{self as w, prelude::*};
///
/// let pic: w::IPicture; // initialized somewhere
/// # let pic = unsafe { w::IPicture::null() };
///
/// let hdc = w::HWND::NULL.GetDC()?;
///
/// let (width, _) = hdc.HiMetricToPixel(pic.get_Width()?, 0);
/// println!("Width: {} px", width);
/// # w::AnyResult::Ok(())
/// ```
#[must_use]
fn get_Width(&self) -> HrResult<i32> {
let mut w = i32::default();
ok_to_hrresult(
unsafe { (vt::<IPictureVT>(self).get_Width)(self.ptr(), &mut w) },
).map(|_| w)
}
fn_com_noparm! { PictureChanged: IPictureVT;
/// [`IPicture::PictureChanged`](https://learn.microsoft.com/en-us/windows/win32/api/ocidl/nf-ocidl-ipicture-picturechanged)
/// method.
}
/// [`IPicture::put_KeepOriginalFormat`](https://learn.microsoft.com/en-us/windows/win32/api/ocidl/nf-ocidl-ipicture-put_keeporiginalformat)
/// method.
fn put_KeepOriginalFormat(&self, keep: bool) -> HrResult<()> {
ok_to_hrresult(
unsafe {
(vt::<IPictureVT>(self).put_KeepOriginalFormat)(
self.ptr(),
keep as _,
)
},
)
}
/// [`IPicture::Render`](https://learn.microsoft.com/en-us/windows/win32/api/ocidl/nf-ocidl-ipicture-render)
/// method.
fn Render(&self,
hdc: &HDC,
dest_pt: POINT,
dest_sz: SIZE,
src_offset: Option<POINT>,
src_extent: SIZE,
metafile_bounds: Option<&RECT>,
) -> HrResult<()>
{
ok_to_hrresult(
unsafe {
(vt::<IPictureVT>(self).Render)(
self.ptr(),
hdc.ptr(),
dest_pt.x, dest_pt.y,
dest_sz.cx, dest_sz.cy,
src_offset.map_or(0, |off| off.x),
src_offset.map_or(0, |off| off.y),
src_extent.cx, src_extent.cy,
metafile_bounds.map_or(std::ptr::null_mut(), |rc| rc as *const _ as _),
)
},
)
}
/// [`IPicture::SelectPicture`](https://learn.microsoft.com/en-us/windows/win32/api/ocidl/nf-ocidl-ipicture-selectpicture)
/// method.
fn SelectPicture(&self, hdc: &HDC) -> HrResult<(HDC, HBITMAP)> {
let mut hdc_out = HDC::NULL;
let mut hbmp = HBITMAP::NULL;
ok_to_hrresult(
unsafe {
(vt::<IPictureVT>(self).SelectPicture)(
self.ptr(),
hdc.ptr(),
hdc_out.as_mut(),
hbmp.as_mut(),
)
},
).map(|_| (hdc_out, hbmp))
}
}