GdipMultiplyLineTransform

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

Status GdipMultiplyLineTransform(
    GpLineGradient* brush,
    const Matrix* matrix,
    MatrixOrder order
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipMultiplyLineTransform(
    brush As IntPtr,   ' GpLineGradient* in/out
    ByRef matrix As IntPtr,   ' Matrix*
    order As Integer   ' MatrixOrder
) As Integer
End Function

' brush : GpLineGradient* in/out
' matrix : Matrix*
' order : MatrixOrder
Declare PtrSafe Function GdipMultiplyLineTransform Lib "gdiplus" ( _
    ByVal brush As LongPtr, _
    ByRef matrix As LongPtr, _
    ByVal order 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

GdipMultiplyLineTransform = ctypes.windll.gdiplus.GdipMultiplyLineTransform
GdipMultiplyLineTransform.restype = ctypes.c_int
GdipMultiplyLineTransform.argtypes = [
    ctypes.c_void_p,  # brush : GpLineGradient* in/out
    ctypes.c_void_p,  # matrix : Matrix*
    ctypes.c_int,  # order : MatrixOrder
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipMultiplyLineTransform = Fiddle::Function.new(
  lib['GdipMultiplyLineTransform'],
  [
    Fiddle::TYPE_VOIDP,  # brush : GpLineGradient* in/out
    Fiddle::TYPE_VOIDP,  # matrix : Matrix*
    Fiddle::TYPE_INT,  # order : MatrixOrder
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipMultiplyLineTransform(
        brush: *mut GpLineGradient,  // GpLineGradient* in/out
        matrix: *const isize,  // Matrix*
        order: i32  // MatrixOrder
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

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

#uselib "gdiplus.dll"
#func global GdipMultiplyLineTransform "GdipMultiplyLineTransform" sptr, sptr, sptr
; GdipMultiplyLineTransform varptr(brush), matrix, order   ; 戻り値は stat
; brush : GpLineGradient* in/out -> "sptr"
; matrix : Matrix* -> "sptr"
; order : MatrixOrder -> "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 GdipMultiplyLineTransform "GdipMultiplyLineTransform" var, int, int
; res = GdipMultiplyLineTransform(brush, matrix, order)
; brush : GpLineGradient* in/out -> "var"
; matrix : Matrix* -> "int"
; order : MatrixOrder -> "int"
; ※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 GdipMultiplyLineTransform(GpLineGradient* brush, Matrix* matrix, MatrixOrder order)
#uselib "gdiplus.dll"
#cfunc global GdipMultiplyLineTransform "GdipMultiplyLineTransform" var, int, int
; res = GdipMultiplyLineTransform(brush, matrix, order)
; brush : GpLineGradient* in/out -> "var"
; matrix : Matrix* -> "int"
; order : MatrixOrder -> "int"
; ※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")
	procGdipMultiplyLineTransform = gdiplus.NewProc("GdipMultiplyLineTransform")
)

// brush (GpLineGradient* in/out), matrix (Matrix*), order (MatrixOrder)
r1, _, err := procGdipMultiplyLineTransform.Call(
	uintptr(brush),
	uintptr(matrix),
	uintptr(order),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipMultiplyLineTransform(
  brush: Pointer;   // GpLineGradient* in/out
  matrix: Pointer;   // Matrix*
  order: Integer   // MatrixOrder
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipMultiplyLineTransform';

result := DllCall("gdiplus\GdipMultiplyLineTransform"
    , "Ptr", brush   ; GpLineGradient* in/out
    , "Ptr", matrix   ; Matrix*
    , "Int", order   ; MatrixOrder
    , "Int")   ; return: Status

●GdipMultiplyLineTransform(brush, matrix, order) = DLL("gdiplus.dll", "int GdipMultiplyLineTransform(void*, void*, int)")
# 呼び出し: GdipMultiplyLineTransform(brush, matrix, order)
# brush : GpLineGradient* in/out -> "void*"
# matrix : Matrix* -> "void*"
# order : MatrixOrder -> "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)。