GdipSetPathGradientCenterPointI

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

Status GdipSetPathGradientCenterPointI(
    GpPathGradient* brush,
    const Point* points
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipSetPathGradientCenterPointI(
    brush As IntPtr,   ' GpPathGradient* in/out
    points As IntPtr   ' Point*
) As Integer
End Function

' brush : GpPathGradient* in/out
' points : Point*
Declare PtrSafe Function GdipSetPathGradientCenterPointI Lib "gdiplus" ( _
    ByVal brush As LongPtr, _
    ByVal points 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

GdipSetPathGradientCenterPointI = ctypes.windll.gdiplus.GdipSetPathGradientCenterPointI
GdipSetPathGradientCenterPointI.restype = ctypes.c_int
GdipSetPathGradientCenterPointI.argtypes = [
    ctypes.c_void_p,  # brush : GpPathGradient* in/out
    ctypes.c_void_p,  # points : Point*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipSetPathGradientCenterPointI = Fiddle::Function.new(
  lib['GdipSetPathGradientCenterPointI'],
  [
    Fiddle::TYPE_VOIDP,  # brush : GpPathGradient* in/out
    Fiddle::TYPE_VOIDP,  # points : Point*
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipSetPathGradientCenterPointI(
        brush: *mut GpPathGradient,  // GpPathGradient* in/out
        points: *const Point  // Point*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipSetPathGradientCenterPointI(IntPtr brush, IntPtr points);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipSetPathGradientCenterPointI' -Namespace Win32 -PassThru
# $api::GdipSetPathGradientCenterPointI(brush, points)

#uselib "gdiplus.dll"
#func global GdipSetPathGradientCenterPointI "GdipSetPathGradientCenterPointI" sptr, sptr
; GdipSetPathGradientCenterPointI varptr(brush), varptr(points)   ; 戻り値は stat
; brush : GpPathGradient* in/out -> "sptr"
; points : Point* -> "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 GdipSetPathGradientCenterPointI "GdipSetPathGradientCenterPointI" var, var
; res = GdipSetPathGradientCenterPointI(brush, points)
; brush : GpPathGradient* in/out -> "var"
; points : Point* -> "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 GdipSetPathGradientCenterPointI(GpPathGradient* brush, Point* points)
#uselib "gdiplus.dll"
#cfunc global GdipSetPathGradientCenterPointI "GdipSetPathGradientCenterPointI" var, var
; res = GdipSetPathGradientCenterPointI(brush, points)
; brush : GpPathGradient* in/out -> "var"
; points : Point* -> "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")
	procGdipSetPathGradientCenterPointI = gdiplus.NewProc("GdipSetPathGradientCenterPointI")
)

// brush (GpPathGradient* in/out), points (Point*)
r1, _, err := procGdipSetPathGradientCenterPointI.Call(
	uintptr(brush),
	uintptr(points),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipSetPathGradientCenterPointI(
  brush: Pointer;   // GpPathGradient* in/out
  points: Pointer   // Point*
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipSetPathGradientCenterPointI';

result := DllCall("gdiplus\GdipSetPathGradientCenterPointI"
    , "Ptr", brush   ; GpPathGradient* in/out
    , "Ptr", points   ; Point*
    , "Int")   ; return: Status

●GdipSetPathGradientCenterPointI(brush, points) = DLL("gdiplus.dll", "int GdipSetPathGradientCenterPointI(void*, void*)")
# 呼び出し: GdipSetPathGradientCenterPointI(brush, points)
# brush : GpPathGradient* in/out -> "void*"
# points : Point* -> "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)。