GdipGetStringFormatTabStops

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

Status GdipGetStringFormatTabStops(
    const GpStringFormat* format,
    INT count,
    FLOAT* firstTabOffset,
    FLOAT* tabStops
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipGetStringFormatTabStops(
    format As IntPtr,   ' GpStringFormat*
    count As Integer,   ' INT
    ByRef firstTabOffset As Single,   ' FLOAT* in/out
    ByRef tabStops As Single   ' FLOAT* in/out
) As Integer
End Function

' format : GpStringFormat*
' count : INT
' firstTabOffset : FLOAT* in/out
' tabStops : FLOAT* in/out
Declare PtrSafe Function GdipGetStringFormatTabStops Lib "gdiplus" ( _
    ByVal format As LongPtr, _
    ByVal count As Long, _
    ByRef firstTabOffset As Single, _
    ByRef tabStops As Single) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GdipGetStringFormatTabStops = ctypes.windll.gdiplus.GdipGetStringFormatTabStops
GdipGetStringFormatTabStops.restype = ctypes.c_int
GdipGetStringFormatTabStops.argtypes = [
    ctypes.c_void_p,  # format : GpStringFormat*
    ctypes.c_int,  # count : INT
    ctypes.POINTER(ctypes.c_float),  # firstTabOffset : FLOAT* in/out
    ctypes.POINTER(ctypes.c_float),  # tabStops : FLOAT* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipGetStringFormatTabStops = Fiddle::Function.new(
  lib['GdipGetStringFormatTabStops'],
  [
    Fiddle::TYPE_VOIDP,  # format : GpStringFormat*
    Fiddle::TYPE_INT,  # count : INT
    Fiddle::TYPE_VOIDP,  # firstTabOffset : FLOAT* in/out
    Fiddle::TYPE_VOIDP,  # tabStops : FLOAT* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipGetStringFormatTabStops(
        format: *const GpStringFormat,  // GpStringFormat*
        count: i32,  // INT
        firstTabOffset: *mut f32,  // FLOAT* in/out
        tabStops: *mut f32  // FLOAT* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipGetStringFormatTabStops(IntPtr format, int count, ref float firstTabOffset, ref float tabStops);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipGetStringFormatTabStops' -Namespace Win32 -PassThru
# $api::GdipGetStringFormatTabStops(format, count, firstTabOffset, tabStops)

#uselib "gdiplus.dll"
#func global GdipGetStringFormatTabStops "GdipGetStringFormatTabStops" sptr, sptr, sptr, sptr
; GdipGetStringFormatTabStops varptr(format), count, varptr(firstTabOffset), varptr(tabStops)   ; 戻り値は stat
; format : GpStringFormat* -> "sptr"
; count : INT -> "sptr"
; firstTabOffset : FLOAT* in/out -> "sptr"
; tabStops : FLOAT* 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。

#uselib "gdiplus.dll"
#cfunc global GdipGetStringFormatTabStops "GdipGetStringFormatTabStops" var, int, var, var
; res = GdipGetStringFormatTabStops(format, count, firstTabOffset, tabStops)
; format : GpStringFormat* -> "var"
; count : INT -> "int"
; firstTabOffset : FLOAT* in/out -> "var"
; tabStops : FLOAT* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; Status GdipGetStringFormatTabStops(GpStringFormat* format, INT count, FLOAT* firstTabOffset, FLOAT* tabStops)
#uselib "gdiplus.dll"
#cfunc global GdipGetStringFormatTabStops "GdipGetStringFormatTabStops" var, int, var, var
; res = GdipGetStringFormatTabStops(format, count, firstTabOffset, tabStops)
; format : GpStringFormat* -> "var"
; count : INT -> "int"
; firstTabOffset : FLOAT* in/out -> "var"
; tabStops : FLOAT* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	gdiplus = windows.NewLazySystemDLL("gdiplus.dll")
	procGdipGetStringFormatTabStops = gdiplus.NewProc("GdipGetStringFormatTabStops")
)

// format (GpStringFormat*), count (INT), firstTabOffset (FLOAT* in/out), tabStops (FLOAT* in/out)
r1, _, err := procGdipGetStringFormatTabStops.Call(
	uintptr(format),
	uintptr(count),
	uintptr(firstTabOffset),
	uintptr(tabStops),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipGetStringFormatTabStops(
  format: Pointer;   // GpStringFormat*
  count: Integer;   // INT
  firstTabOffset: Pointer;   // FLOAT* in/out
  tabStops: Pointer   // FLOAT* in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipGetStringFormatTabStops';

result := DllCall("gdiplus\GdipGetStringFormatTabStops"
    , "Ptr", format   ; GpStringFormat*
    , "Int", count   ; INT
    , "Ptr", firstTabOffset   ; FLOAT* in/out
    , "Ptr", tabStops   ; FLOAT* in/out
    , "Int")   ; return: Status

●GdipGetStringFormatTabStops(format, count, firstTabOffset, tabStops) = DLL("gdiplus.dll", "int GdipGetStringFormatTabStops(void*, int, void*, void*)")
# 呼び出し: GdipGetStringFormatTabStops(format, count, firstTabOffset, tabStops)
# format : GpStringFormat* -> "void*"
# count : INT -> "int"
# firstTabOffset : FLOAT* in/out -> "void*"
# tabStops : FLOAT* 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)。