GdipSetTextContrast

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

Status GdipSetTextContrast(
    GpGraphics* graphics,
    DWORD contrast
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipSetTextContrast(
    graphics As IntPtr,   ' GpGraphics* in/out
    contrast As UInteger   ' DWORD
) As Integer
End Function

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

import ctypes
from ctypes import wintypes

GdipSetTextContrast = ctypes.windll.gdiplus.GdipSetTextContrast
GdipSetTextContrast.restype = ctypes.c_int
GdipSetTextContrast.argtypes = [
    ctypes.c_void_p,  # graphics : GpGraphics* in/out
    wintypes.DWORD,  # contrast : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipSetTextContrast = Fiddle::Function.new(
  lib['GdipSetTextContrast'],
  [
    Fiddle::TYPE_VOIDP,  # graphics : GpGraphics* in/out
    -Fiddle::TYPE_INT,  # contrast : DWORD
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipSetTextContrast(
        graphics: *mut GpGraphics,  // GpGraphics* in/out
        contrast: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

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

#uselib "gdiplus.dll"
#func global GdipSetTextContrast "GdipSetTextContrast" sptr, sptr
; GdipSetTextContrast varptr(graphics), contrast   ; 戻り値は stat
; graphics : GpGraphics* in/out -> "sptr"
; contrast : DWORD -> "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")
	procGdipSetTextContrast = gdiplus.NewProc("GdipSetTextContrast")
)

// graphics (GpGraphics* in/out), contrast (DWORD)
r1, _, err := procGdipSetTextContrast.Call(
	uintptr(graphics),
	uintptr(contrast),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipSetTextContrast(
  graphics: Pointer;   // GpGraphics* in/out
  contrast: DWORD   // DWORD
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipSetTextContrast';

result := DllCall("gdiplus\GdipSetTextContrast"
    , "Ptr", graphics   ; GpGraphics* in/out
    , "UInt", contrast   ; DWORD
    , "Int")   ; return: Status

●GdipSetTextContrast(graphics, contrast) = DLL("gdiplus.dll", "int GdipSetTextContrast(void*, dword)")
# 呼び出し: GdipSetTextContrast(graphics, contrast)
# graphics : GpGraphics* in/out -> "void*"
# contrast : DWORD -> "dword"
# 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 GdipSetTextContrast(
    graphics: [*c]GpGraphics, // GpGraphics* in/out
    contrast: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;

proc GdipSetTextContrast(
    graphics: ptr GpGraphics,  # GpGraphics* in/out
    contrast: uint32  # DWORD
): int32 {.importc: "GdipSetTextContrast", stdcall, dynlib: "gdiplus.dll".}

pragma(lib, "gdiplus");
extern(Windows)
int GdipSetTextContrast(
    GpGraphics* graphics,   // GpGraphics* in/out
    uint contrast   // DWORD
);

ccall((:GdipSetTextContrast, "gdiplus.dll"), stdcall, Int32,
      (Ptr{GpGraphics}, UInt32),
      graphics, contrast)
# graphics : GpGraphics* in/out -> Ptr{GpGraphics}
# contrast : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t GdipSetTextContrast(
    void* graphics,
    uint32_t contrast);
]]
local gdiplus = ffi.load("gdiplus")
-- gdiplus.GdipSetTextContrast(graphics, contrast)
-- graphics : GpGraphics* in/out
-- contrast : DWORD
-- 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 GdipSetTextContrast = lib.func('__stdcall', 'GdipSetTextContrast', 'int32_t', ['void *', 'uint32_t']);
// GdipSetTextContrast(graphics, contrast)
// graphics : GpGraphics* in/out -> 'void *'
// contrast : DWORD -> 'uint32_t'
// 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", {
  GdipSetTextContrast: { parameters: ["pointer", "u32"], result: "i32" },
});
// lib.symbols.GdipSetTextContrast(graphics, contrast)
// graphics : GpGraphics* in/out -> "pointer"
// contrast : DWORD -> "u32"
// 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 GdipSetTextContrast(
    void* graphics,
    uint32_t contrast);
C, "gdiplus.dll");
// $ffi->GdipSetTextContrast(graphics, contrast);
// graphics : GpGraphics* in/out
// contrast : DWORD
// 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 GdipSetTextContrast(
        Pointer graphics,   // GpGraphics* in/out
        int contrast   // DWORD
    );
}

@[Link("gdiplus")]
lib Libgdiplus
  fun GdipSetTextContrast = GdipSetTextContrast(
    graphics : GpGraphics*,   # GpGraphics* in/out
    contrast : UInt32   # DWORD
  ) : 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 GdipSetTextContrastNative = Int32 Function(Pointer<Void>, Uint32);
typedef GdipSetTextContrastDart = int Function(Pointer<Void>, int);
final GdipSetTextContrast = DynamicLibrary.open('gdiplus.dll')
    .lookupFunction<GdipSetTextContrastNative, GdipSetTextContrastDart>('GdipSetTextContrast');
// graphics : GpGraphics* in/out -> Pointer<Void>
// contrast : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GdipSetTextContrast(
  graphics: Pointer;   // GpGraphics* in/out
  contrast: DWORD   // DWORD
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipSetTextContrast';

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

foreign import stdcall safe "GdipSetTextContrast"
  c_GdipSetTextContrast :: Ptr () -> Word32 -> IO Int32
-- graphics : GpGraphics* in/out -> Ptr ()
-- contrast : DWORD -> Word32
-- 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 gdipsettextcontrast =
  foreign "GdipSetTextContrast"
    ((ptr void) @-> uint32_t @-> returning int32_t)
(* graphics : GpGraphics* in/out -> (ptr void) *)
(* contrast : DWORD -> uint32_t *)
(* 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 ("GdipSetTextContrast" gdip-set-text-contrast :convention :stdcall) :int32
  (graphics :pointer)   ; GpGraphics* in/out
  (contrast :uint32))   ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

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