GdipCreateCustomLineCap

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

Status GdipCreateCustomLineCap(
    GpPath* fillPath,
    GpPath* strokePath,
    LineCap baseCap,
    FLOAT baseInset,
    GpCustomLineCap** customCap
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipCreateCustomLineCap(
    fillPath As IntPtr,   ' GpPath* in/out
    strokePath As IntPtr,   ' GpPath* in/out
    baseCap As Integer,   ' LineCap
    baseInset As Single,   ' FLOAT
    customCap As IntPtr   ' GpCustomLineCap** in/out
) As Integer
End Function

' fillPath : GpPath* in/out
' strokePath : GpPath* in/out
' baseCap : LineCap
' baseInset : FLOAT
' customCap : GpCustomLineCap** in/out
Declare PtrSafe Function GdipCreateCustomLineCap Lib "gdiplus" ( _
    ByVal fillPath As LongPtr, _
    ByVal strokePath As LongPtr, _
    ByVal baseCap As Long, _
    ByVal baseInset As Single, _
    ByVal customCap 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

GdipCreateCustomLineCap = ctypes.windll.gdiplus.GdipCreateCustomLineCap
GdipCreateCustomLineCap.restype = ctypes.c_int
GdipCreateCustomLineCap.argtypes = [
    ctypes.c_void_p,  # fillPath : GpPath* in/out
    ctypes.c_void_p,  # strokePath : GpPath* in/out
    ctypes.c_int,  # baseCap : LineCap
    ctypes.c_float,  # baseInset : FLOAT
    ctypes.c_void_p,  # customCap : GpCustomLineCap** in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipCreateCustomLineCap = Fiddle::Function.new(
  lib['GdipCreateCustomLineCap'],
  [
    Fiddle::TYPE_VOIDP,  # fillPath : GpPath* in/out
    Fiddle::TYPE_VOIDP,  # strokePath : GpPath* in/out
    Fiddle::TYPE_INT,  # baseCap : LineCap
    Fiddle::TYPE_FLOAT,  # baseInset : FLOAT
    Fiddle::TYPE_VOIDP,  # customCap : GpCustomLineCap** in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipCreateCustomLineCap(
        fillPath: *mut GpPath,  // GpPath* in/out
        strokePath: *mut GpPath,  // GpPath* in/out
        baseCap: i32,  // LineCap
        baseInset: f32,  // FLOAT
        customCap: *mut *mut GpCustomLineCap  // GpCustomLineCap** in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipCreateCustomLineCap(IntPtr fillPath, IntPtr strokePath, int baseCap, float baseInset, IntPtr customCap);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipCreateCustomLineCap' -Namespace Win32 -PassThru
# $api::GdipCreateCustomLineCap(fillPath, strokePath, baseCap, baseInset, customCap)

#uselib "gdiplus.dll"
#func global GdipCreateCustomLineCap "GdipCreateCustomLineCap" sptr, sptr, sptr, float, sptr
; GdipCreateCustomLineCap varptr(fillPath), varptr(strokePath), baseCap, baseInset, varptr(customCap)   ; 戻り値は stat
; fillPath : GpPath* in/out -> "sptr"
; strokePath : GpPath* in/out -> "sptr"
; baseCap : LineCap -> "sptr"
; baseInset : FLOAT -> "float"
; customCap : GpCustomLineCap** 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。

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

var (
	gdiplus = windows.NewLazySystemDLL("gdiplus.dll")
	procGdipCreateCustomLineCap = gdiplus.NewProc("GdipCreateCustomLineCap")
)

// fillPath (GpPath* in/out), strokePath (GpPath* in/out), baseCap (LineCap), baseInset (FLOAT), customCap (GpCustomLineCap** in/out)
r1, _, err := procGdipCreateCustomLineCap.Call(
	uintptr(fillPath),
	uintptr(strokePath),
	uintptr(baseCap),
	uintptr(math.Float32bits(baseInset)),
	uintptr(customCap),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status
// 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 GdipCreateCustomLineCap(
  fillPath: Pointer;   // GpPath* in/out
  strokePath: Pointer;   // GpPath* in/out
  baseCap: Integer;   // LineCap
  baseInset: Single;   // FLOAT
  customCap: Pointer   // GpCustomLineCap** in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipCreateCustomLineCap';

result := DllCall("gdiplus\GdipCreateCustomLineCap"
    , "Ptr", fillPath   ; GpPath* in/out
    , "Ptr", strokePath   ; GpPath* in/out
    , "Int", baseCap   ; LineCap
    , "Float", baseInset   ; FLOAT
    , "Ptr", customCap   ; GpCustomLineCap** in/out
    , "Int")   ; return: Status

●GdipCreateCustomLineCap(fillPath, strokePath, baseCap, baseInset, customCap) = DLL("gdiplus.dll", "int GdipCreateCustomLineCap(void*, void*, int, float, void*)")
# 呼び出し: GdipCreateCustomLineCap(fillPath, strokePath, baseCap, baseInset, customCap)
# fillPath : GpPath* in/out -> "void*"
# strokePath : GpPath* in/out -> "void*"
# baseCap : LineCap -> "int"
# baseInset : FLOAT -> "float"
# customCap : GpCustomLineCap** 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)。

const std = @import("std");

extern "gdiplus" fn GdipCreateCustomLineCap(
    fillPath: [*c]GpPath, // GpPath* in/out
    strokePath: [*c]GpPath, // GpPath* in/out
    baseCap: i32, // LineCap
    baseInset: f32, // FLOAT
    customCap: [*c][*c]GpCustomLineCap // GpCustomLineCap** in/out
) callconv(std.os.windows.WINAPI) i32;

proc GdipCreateCustomLineCap(
    fillPath: ptr GpPath,  # GpPath* in/out
    strokePath: ptr GpPath,  # GpPath* in/out
    baseCap: int32,  # LineCap
    baseInset: float32,  # FLOAT
    customCap: ptr GpCustomLineCap  # GpCustomLineCap** in/out
): int32 {.importc: "GdipCreateCustomLineCap", stdcall, dynlib: "gdiplus.dll".}

pragma(lib, "gdiplus");
extern(Windows)
int GdipCreateCustomLineCap(
    GpPath* fillPath,   // GpPath* in/out
    GpPath* strokePath,   // GpPath* in/out
    int baseCap,   // LineCap
    float baseInset,   // FLOAT
    GpCustomLineCap** customCap   // GpCustomLineCap** in/out
);

ccall((:GdipCreateCustomLineCap, "gdiplus.dll"), stdcall, Int32,
      (Ptr{GpPath}, Ptr{GpPath}, Int32, Float32, Ptr{GpCustomLineCap}),
      fillPath, strokePath, baseCap, baseInset, customCap)
# fillPath : GpPath* in/out -> Ptr{GpPath}
# strokePath : GpPath* in/out -> Ptr{GpPath}
# baseCap : LineCap -> Int32
# baseInset : FLOAT -> Float32
# customCap : GpCustomLineCap** in/out -> Ptr{GpCustomLineCap}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t GdipCreateCustomLineCap(
    void* fillPath,
    void* strokePath,
    int32_t baseCap,
    float baseInset,
    void* customCap);
]]
local gdiplus = ffi.load("gdiplus")
-- gdiplus.GdipCreateCustomLineCap(fillPath, strokePath, baseCap, baseInset, customCap)
-- fillPath : GpPath* in/out
-- strokePath : GpPath* in/out
-- baseCap : LineCap
-- baseInset : FLOAT
-- customCap : GpCustomLineCap** in/out
-- 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 GdipCreateCustomLineCap = lib.func('__stdcall', 'GdipCreateCustomLineCap', 'int32_t', ['void *', 'void *', 'int32_t', 'float', 'void *']);
// GdipCreateCustomLineCap(fillPath, strokePath, baseCap, baseInset, customCap)
// fillPath : GpPath* in/out -> 'void *'
// strokePath : GpPath* in/out -> 'void *'
// baseCap : LineCap -> 'int32_t'
// baseInset : FLOAT -> 'float'
// customCap : GpCustomLineCap** in/out -> 'void *'
// 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", {
  GdipCreateCustomLineCap: { parameters: ["pointer", "pointer", "i32", "f32", "pointer"], result: "i32" },
});
// lib.symbols.GdipCreateCustomLineCap(fillPath, strokePath, baseCap, baseInset, customCap)
// fillPath : GpPath* in/out -> "pointer"
// strokePath : GpPath* in/out -> "pointer"
// baseCap : LineCap -> "i32"
// baseInset : FLOAT -> "f32"
// customCap : GpCustomLineCap** in/out -> "pointer"
// 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 GdipCreateCustomLineCap(
    void* fillPath,
    void* strokePath,
    int32_t baseCap,
    float baseInset,
    void* customCap);
C, "gdiplus.dll");
// $ffi->GdipCreateCustomLineCap(fillPath, strokePath, baseCap, baseInset, customCap);
// fillPath : GpPath* in/out
// strokePath : GpPath* in/out
// baseCap : LineCap
// baseInset : FLOAT
// customCap : GpCustomLineCap** in/out
// 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 GdipCreateCustomLineCap(
        Pointer fillPath,   // GpPath* in/out
        Pointer strokePath,   // GpPath* in/out
        int baseCap,   // LineCap
        float baseInset,   // FLOAT
        Pointer customCap   // GpCustomLineCap** in/out
    );
}

@[Link("gdiplus")]
lib Libgdiplus
  fun GdipCreateCustomLineCap = GdipCreateCustomLineCap(
    fillPath : GpPath*,   # GpPath* in/out
    strokePath : GpPath*,   # GpPath* in/out
    baseCap : Int32,   # LineCap
    baseInset : Float32,   # FLOAT
    customCap : GpCustomLineCap**   # GpCustomLineCap** in/out
  ) : 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 GdipCreateCustomLineCapNative = Int32 Function(Pointer<Void>, Pointer<Void>, Int32, Float, Pointer<Void>);
typedef GdipCreateCustomLineCapDart = int Function(Pointer<Void>, Pointer<Void>, int, double, Pointer<Void>);
final GdipCreateCustomLineCap = DynamicLibrary.open('gdiplus.dll')
    .lookupFunction<GdipCreateCustomLineCapNative, GdipCreateCustomLineCapDart>('GdipCreateCustomLineCap');
// fillPath : GpPath* in/out -> Pointer<Void>
// strokePath : GpPath* in/out -> Pointer<Void>
// baseCap : LineCap -> Int32
// baseInset : FLOAT -> Float
// customCap : GpCustomLineCap** in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GdipCreateCustomLineCap(
  fillPath: Pointer;   // GpPath* in/out
  strokePath: Pointer;   // GpPath* in/out
  baseCap: Integer;   // LineCap
  baseInset: Single;   // FLOAT
  customCap: Pointer   // GpCustomLineCap** in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipCreateCustomLineCap';

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

foreign import stdcall safe "GdipCreateCustomLineCap"
  c_GdipCreateCustomLineCap :: Ptr () -> Ptr () -> Int32 -> CFloat -> Ptr () -> IO Int32
-- fillPath : GpPath* in/out -> Ptr ()
-- strokePath : GpPath* in/out -> Ptr ()
-- baseCap : LineCap -> Int32
-- baseInset : FLOAT -> CFloat
-- customCap : GpCustomLineCap** in/out -> Ptr ()
-- 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 gdipcreatecustomlinecap =
  foreign "GdipCreateCustomLineCap"
    ((ptr void) @-> (ptr void) @-> int32_t @-> float @-> (ptr void) @-> returning int32_t)
(* fillPath : GpPath* in/out -> (ptr void) *)
(* strokePath : GpPath* in/out -> (ptr void) *)
(* baseCap : LineCap -> int32_t *)
(* baseInset : FLOAT -> float *)
(* customCap : GpCustomLineCap** in/out -> (ptr void) *)
(* 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 ("GdipCreateCustomLineCap" gdip-create-custom-line-cap :convention :stdcall) :int32
  (fill-path :pointer)   ; GpPath* in/out
  (stroke-path :pointer)   ; GpPath* in/out
  (base-cap :int32)   ; LineCap
  (base-inset :float)   ; FLOAT
  (custom-cap :pointer))   ; GpCustomLineCap** in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GdipCreateCustomLineCap = Win32::API::More->new('gdiplus',
    'int GdipCreateCustomLineCap(LPVOID fillPath, LPVOID strokePath, int baseCap, float baseInset, LPVOID customCap)');
# my $ret = $GdipCreateCustomLineCap->Call($fillPath, $strokePath, $baseCap, $baseInset, $customCap);
# fillPath : GpPath* in/out -> LPVOID
# strokePath : GpPath* in/out -> LPVOID
# baseCap : LineCap -> int
# baseInset : FLOAT -> float
# customCap : GpCustomLineCap** in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。