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Port to win32

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This commit is contained in:
jtnunley 2022-12-20 08:08:46 -08:00 • committed by Jeremy Soller
parent 95e8d05902
commit 85b4f189bd
3 changed files with 14 additions and 10 deletions
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15
src/win32.rs
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@ -1,9 +1,12 @@
use crate::{GraphicsContextImpl, SwBufError};
use raw_window_handle::{HasRawWindowHandle, Win32WindowHandle};
use std::os::raw::c_int;
use winapi::shared::windef::{HDC, HWND};
use winapi::um::wingdi::{StretchDIBits, BITMAPINFOHEADER, BI_BITFIELDS, RGBQUAD};
use winapi::um::winuser::{GetDC, ValidateRect};
use windows_sys::Win32::Foundation::HWND;
use windows_sys::Win32::Graphics::Gdi::{
StretchDIBits, BITMAPINFOHEADER, BI_BITFIELDS, RGBQUAD, HDC,
ValidateRect, GetDC, SRCCOPY, DIB_RGB_COLORS,
};
pub struct Win32Impl {
window: HWND,
@ -22,7 +25,7 @@ impl Win32Impl {
pub unsafe fn new<W: HasRawWindowHandle>(handle: &Win32WindowHandle) -> Result<Self, crate::SwBufError<W>> {
let dc = GetDC(handle.hwnd as HWND);
if dc.is_null(){
if dc == 0 {
return Err(SwBufError::PlatformError(Some("Device Context is null".into()), None));
}
@ -61,8 +64,8 @@ impl GraphicsContextImpl for Win32Impl {
height as c_int,
std::mem::transmute(buffer.as_ptr()),
std::mem::transmute(&bitmap_info),
winapi::um::wingdi::DIB_RGB_COLORS,
winapi::um::wingdi::SRCCOPY,
DIB_RGB_COLORS,
SRCCOPY,
);
ValidateRect(self.window, std::ptr::null_mut());