GdipGetRegionHRgn

// gdiplus.dll
#include <windows.h>

Status GdipGetRegionHRgn(
    GpRegion* region,
    GpGraphics* graphics,
    HRGN* hRgn
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipGetRegionHRgn(
    region As IntPtr,   ' GpRegion* in/out
    graphics As IntPtr,   ' GpGraphics* in/out
    hRgn As IntPtr   ' HRGN* in/out
) As Integer
End Function

' region : GpRegion* in/out
' graphics : GpGraphics* in/out
' hRgn : HRGN* in/out
Declare PtrSafe Function GdipGetRegionHRgn Lib "gdiplus" ( _
    ByVal region As LongPtr, _
    ByVal graphics As LongPtr, _
    ByVal hRgn As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GdipGetRegionHRgn = ctypes.windll.gdiplus.GdipGetRegionHRgn
GdipGetRegionHRgn.restype = ctypes.c_int
GdipGetRegionHRgn.argtypes = [
    ctypes.c_void_p,  # region : GpRegion* in/out
    ctypes.c_void_p,  # graphics : GpGraphics* in/out
    ctypes.c_void_p,  # hRgn : HRGN* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipGetRegionHRgn = Fiddle::Function.new(
  lib['GdipGetRegionHRgn'],
  [
    Fiddle::TYPE_VOIDP,  # region : GpRegion* in/out
    Fiddle::TYPE_VOIDP,  # graphics : GpGraphics* in/out
    Fiddle::TYPE_VOIDP,  # hRgn : HRGN* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipGetRegionHRgn(
        region: *mut GpRegion,  // GpRegion* in/out
        graphics: *mut GpGraphics,  // GpGraphics* in/out
        hRgn: *mut *mut core::ffi::c_void  // HRGN* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipGetRegionHRgn(IntPtr region, IntPtr graphics, IntPtr hRgn);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipGetRegionHRgn' -Namespace Win32 -PassThru
# $api::GdipGetRegionHRgn(region, graphics, hRgn)

#uselib "gdiplus.dll"
#func global GdipGetRegionHRgn "GdipGetRegionHRgn" sptr, sptr, sptr
; GdipGetRegionHRgn varptr(region), varptr(graphics), hRgn   ; 戻り値は stat
; region : GpRegion* in/out -> "sptr"
; graphics : GpGraphics* in/out -> "sptr"
; hRgn : HRGN* in/out -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	gdiplus = windows.NewLazySystemDLL("gdiplus.dll")
	procGdipGetRegionHRgn = gdiplus.NewProc("GdipGetRegionHRgn")
)

// region (GpRegion* in/out), graphics (GpGraphics* in/out), hRgn (HRGN* in/out)
r1, _, err := procGdipGetRegionHRgn.Call(
	uintptr(region),
	uintptr(graphics),
	uintptr(hRgn),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipGetRegionHRgn(
  region: Pointer;   // GpRegion* in/out
  graphics: Pointer;   // GpGraphics* in/out
  hRgn: Pointer   // HRGN* in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipGetRegionHRgn';

result := DllCall("gdiplus\GdipGetRegionHRgn"
    , "Ptr", region   ; GpRegion* in/out
    , "Ptr", graphics   ; GpGraphics* in/out
    , "Ptr", hRgn   ; HRGN* in/out
    , "Int")   ; return: Status

●GdipGetRegionHRgn(region, graphics, hRgn) = DLL("gdiplus.dll", "int GdipGetRegionHRgn(void*, void*, void*)")
# 呼び出し: GdipGetRegionHRgn(region, graphics, hRgn)
# region : GpRegion* in/out -> "void*"
# graphics : GpGraphics* in/out -> "void*"
# hRgn : HRGN* in/out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。

const std = @import("std");

extern "gdiplus" fn GdipGetRegionHRgn(
    region: [*c]GpRegion, // GpRegion* in/out
    graphics: [*c]GpGraphics, // GpGraphics* in/out
    hRgn: ?*anyopaque // HRGN* in/out
) callconv(std.os.windows.WINAPI) i32;

proc GdipGetRegionHRgn(
    region: ptr GpRegion,  # GpRegion* in/out
    graphics: ptr GpGraphics,  # GpGraphics* in/out
    hRgn: pointer  # HRGN* in/out
): int32 {.importc: "GdipGetRegionHRgn", stdcall, dynlib: "gdiplus.dll".}

pragma(lib, "gdiplus");
extern(Windows)
int GdipGetRegionHRgn(
    GpRegion* region,   // GpRegion* in/out
    GpGraphics* graphics,   // GpGraphics* in/out
    void* hRgn   // HRGN* in/out
);

ccall((:GdipGetRegionHRgn, "gdiplus.dll"), stdcall, Int32,
      (Ptr{GpRegion}, Ptr{GpGraphics}, Ptr{Cvoid}),
      region, graphics, hRgn)
# region : GpRegion* in/out -> Ptr{GpRegion}
# graphics : GpGraphics* in/out -> Ptr{GpGraphics}
# hRgn : HRGN* in/out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t GdipGetRegionHRgn(
    void* region,
    void* graphics,
    void* hRgn);
]]
local gdiplus = ffi.load("gdiplus")
-- gdiplus.GdipGetRegionHRgn(region, graphics, hRgn)
-- region : GpRegion* in/out
-- graphics : GpGraphics* in/out
-- hRgn : HRGN* in/out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('gdiplus.dll');
const GdipGetRegionHRgn = lib.func('__stdcall', 'GdipGetRegionHRgn', 'int32_t', ['void *', 'void *', 'void *']);
// GdipGetRegionHRgn(region, graphics, hRgn)
// region : GpRegion* in/out -> 'void *'
// graphics : GpGraphics* in/out -> 'void *'
// hRgn : HRGN* in/out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("gdiplus.dll", {
  GdipGetRegionHRgn: { parameters: ["pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.GdipGetRegionHRgn(region, graphics, hRgn)
// region : GpRegion* in/out -> "pointer"
// graphics : GpGraphics* in/out -> "pointer"
// hRgn : HRGN* in/out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t GdipGetRegionHRgn(
    void* region,
    void* graphics,
    void* hRgn);
C, "gdiplus.dll");
// $ffi->GdipGetRegionHRgn(region, graphics, hRgn);
// region : GpRegion* in/out
// graphics : GpGraphics* in/out
// hRgn : HRGN* in/out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Gdiplus extends StdCallLibrary {
    Gdiplus INSTANCE = Native.load("gdiplus", Gdiplus.class);
    int GdipGetRegionHRgn(
        Pointer region,   // GpRegion* in/out
        Pointer graphics,   // GpGraphics* in/out
        Pointer hRgn   // HRGN* in/out
    );
}

@[Link("gdiplus")]
lib Libgdiplus
  fun GdipGetRegionHRgn = GdipGetRegionHRgn(
    region : GpRegion*,   # GpRegion* in/out
    graphics : GpGraphics*,   # GpGraphics* in/out
    hRgn : Void*   # HRGN* in/out
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef GdipGetRegionHRgnNative = Int32 Function(Pointer<Void>, Pointer<Void>, Pointer<Void>);
typedef GdipGetRegionHRgnDart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Void>);
final GdipGetRegionHRgn = DynamicLibrary.open('gdiplus.dll')
    .lookupFunction<GdipGetRegionHRgnNative, GdipGetRegionHRgnDart>('GdipGetRegionHRgn');
// region : GpRegion* in/out -> Pointer<Void>
// graphics : GpGraphics* in/out -> Pointer<Void>
// hRgn : HRGN* in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GdipGetRegionHRgn(
  region: Pointer;   // GpRegion* in/out
  graphics: Pointer;   // GpGraphics* in/out
  hRgn: Pointer   // HRGN* in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipGetRegionHRgn';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "GdipGetRegionHRgn"
  c_GdipGetRegionHRgn :: Ptr () -> Ptr () -> Ptr () -> IO Int32
-- region : GpRegion* in/out -> Ptr ()
-- graphics : GpGraphics* in/out -> Ptr ()
-- hRgn : HRGN* in/out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let gdipgetregionhrgn =
  foreign "GdipGetRegionHRgn"
    ((ptr void) @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* region : GpRegion* in/out -> (ptr void) *)
(* graphics : GpGraphics* in/out -> (ptr void) *)
(* hRgn : HRGN* in/out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library gdiplus (t "gdiplus.dll"))
(cffi:use-foreign-library gdiplus)

(cffi:defcfun ("GdipGetRegionHRgn" gdip-get-region-hrgn :convention :stdcall) :int32
  (region :pointer)   ; GpRegion* in/out
  (graphics :pointer)   ; GpGraphics* in/out
  (h-rgn :pointer))   ; HRGN* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GdipGetRegionHRgn = Win32::API::More->new('gdiplus',
    'int GdipGetRegionHRgn(LPVOID region, LPVOID graphics, HANDLE hRgn)');
# my $ret = $GdipGetRegionHRgn->Call($region, $graphics, $hRgn);
# region : GpRegion* in/out -> LPVOID
# graphics : GpGraphics* in/out -> LPVOID
# hRgn : HRGN* in/out -> HANDLE
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。