MagSetFullscreenTransform

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

BOOL MagSetFullscreenTransform(
    FLOAT magLevel,
    INT xOffset,
    INT yOffset
);

<DllImport("MAGNIFICATION.dll", ExactSpelling:=True)>
Public Shared Function MagSetFullscreenTransform(
    magLevel As Single,   ' FLOAT
    xOffset As Integer,   ' INT
    yOffset As Integer   ' INT
) As Boolean
End Function

' magLevel : FLOAT
' xOffset : INT
' yOffset : INT
Declare PtrSafe Function MagSetFullscreenTransform Lib "magnification" ( _
    ByVal magLevel As Single, _
    ByVal xOffset As Long, _
    ByVal yOffset 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

MagSetFullscreenTransform = ctypes.windll.magnification.MagSetFullscreenTransform
MagSetFullscreenTransform.restype = wintypes.BOOL
MagSetFullscreenTransform.argtypes = [
    ctypes.c_float,  # magLevel : FLOAT
    ctypes.c_int,  # xOffset : INT
    ctypes.c_int,  # yOffset : INT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MAGNIFICATION.dll')
MagSetFullscreenTransform = Fiddle::Function.new(
  lib['MagSetFullscreenTransform'],
  [
    Fiddle::TYPE_FLOAT,  # magLevel : FLOAT
    Fiddle::TYPE_INT,  # xOffset : INT
    Fiddle::TYPE_INT,  # yOffset : INT
  ],
  Fiddle::TYPE_INT)

#[link(name = "magnification")]
extern "system" {
    fn MagSetFullscreenTransform(
        magLevel: f32,  // FLOAT
        xOffset: i32,  // INT
        yOffset: i32  // INT
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("MAGNIFICATION.dll")]
public static extern bool MagSetFullscreenTransform(float magLevel, int xOffset, int yOffset);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MAGNIFICATION_MagSetFullscreenTransform' -Namespace Win32 -PassThru
# $api::MagSetFullscreenTransform(magLevel, xOffset, yOffset)

#uselib "MAGNIFICATION.dll"
#func global MagSetFullscreenTransform "MagSetFullscreenTransform" float, sptr, sptr
; MagSetFullscreenTransform magLevel, xOffset, yOffset   ; 戻り値は stat
; magLevel : FLOAT -> "float"
; xOffset : INT -> "sptr"
; yOffset : INT -> "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。

#uselib "MAGNIFICATION.dll"
#cfunc global MagSetFullscreenTransform "MagSetFullscreenTransform" float, int, int
; res = MagSetFullscreenTransform(magLevel, xOffset, yOffset)
; magLevel : FLOAT -> "float"
; xOffset : INT -> "int"
; yOffset : INT -> "int"

; BOOL MagSetFullscreenTransform(FLOAT magLevel, INT xOffset, INT yOffset)
#uselib "MAGNIFICATION.dll"
#cfunc global MagSetFullscreenTransform "MagSetFullscreenTransform" float, int, int
; res = MagSetFullscreenTransform(magLevel, xOffset, yOffset)
; magLevel : FLOAT -> "float"
; xOffset : INT -> "int"
; yOffset : INT -> "int"

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

var (
	magnification = windows.NewLazySystemDLL("MAGNIFICATION.dll")
	procMagSetFullscreenTransform = magnification.NewProc("MagSetFullscreenTransform")
)

// magLevel (FLOAT), xOffset (INT), yOffset (INT)
r1, _, err := procMagSetFullscreenTransform.Call(
	uintptr(math.Float32bits(magLevel)),
	uintptr(xOffset),
	uintptr(yOffset),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
// 注意: float/double 引数は proc.Call では XMM レジスタに渡せません。
// windows.SyscallN(proc.Addr(), math.Float64bits(x), ...) もしくは cgo を使用してください。

function MagSetFullscreenTransform(
  magLevel: Single;   // FLOAT
  xOffset: Integer;   // INT
  yOffset: Integer   // INT
): BOOL; stdcall;
  external 'MAGNIFICATION.dll' name 'MagSetFullscreenTransform';

result := DllCall("MAGNIFICATION\MagSetFullscreenTransform"
    , "Float", magLevel   ; FLOAT
    , "Int", xOffset   ; INT
    , "Int", yOffset   ; INT
    , "Int")   ; return: BOOL

●MagSetFullscreenTransform(magLevel, xOffset, yOffset) = DLL("MAGNIFICATION.dll", "bool MagSetFullscreenTransform(float, int, int)")
# 呼び出し: MagSetFullscreenTransform(magLevel, xOffset, yOffset)
# magLevel : FLOAT -> "float"
# xOffset : INT -> "int"
# yOffset : INT -> "int"
# 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)。