GdipSetPathGradientFocusScales

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

Status GdipSetPathGradientFocusScales(
    GpPathGradient* brush,
    FLOAT xScale,
    FLOAT yScale
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipSetPathGradientFocusScales(
    brush As IntPtr,   ' GpPathGradient* in/out
    xScale As Single,   ' FLOAT
    yScale As Single   ' FLOAT
) As Integer
End Function

' brush : GpPathGradient* in/out
' xScale : FLOAT
' yScale : FLOAT
Declare PtrSafe Function GdipSetPathGradientFocusScales Lib "gdiplus" ( _
    ByVal brush As LongPtr, _
    ByVal xScale As Single, _
    ByVal yScale 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

GdipSetPathGradientFocusScales = ctypes.windll.gdiplus.GdipSetPathGradientFocusScales
GdipSetPathGradientFocusScales.restype = ctypes.c_int
GdipSetPathGradientFocusScales.argtypes = [
    ctypes.c_void_p,  # brush : GpPathGradient* in/out
    ctypes.c_float,  # xScale : FLOAT
    ctypes.c_float,  # yScale : FLOAT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipSetPathGradientFocusScales = Fiddle::Function.new(
  lib['GdipSetPathGradientFocusScales'],
  [
    Fiddle::TYPE_VOIDP,  # brush : GpPathGradient* in/out
    Fiddle::TYPE_FLOAT,  # xScale : FLOAT
    Fiddle::TYPE_FLOAT,  # yScale : FLOAT
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipSetPathGradientFocusScales(
        brush: *mut GpPathGradient,  // GpPathGradient* in/out
        xScale: f32,  // FLOAT
        yScale: f32  // FLOAT
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

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

#uselib "gdiplus.dll"
#func global GdipSetPathGradientFocusScales "GdipSetPathGradientFocusScales" sptr, float, float
; GdipSetPathGradientFocusScales varptr(brush), xScale, yScale   ; 戻り値は stat
; brush : GpPathGradient* in/out -> "sptr"
; xScale : FLOAT -> "float"
; yScale : FLOAT -> "float"
; ※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")
	procGdipSetPathGradientFocusScales = gdiplus.NewProc("GdipSetPathGradientFocusScales")
)

// brush (GpPathGradient* in/out), xScale (FLOAT), yScale (FLOAT)
r1, _, err := procGdipSetPathGradientFocusScales.Call(
	uintptr(brush),
	uintptr(math.Float32bits(xScale)),
	uintptr(math.Float32bits(yScale)),
)
_ = 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 GdipSetPathGradientFocusScales(
  brush: Pointer;   // GpPathGradient* in/out
  xScale: Single;   // FLOAT
  yScale: Single   // FLOAT
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipSetPathGradientFocusScales';

result := DllCall("gdiplus\GdipSetPathGradientFocusScales"
    , "Ptr", brush   ; GpPathGradient* in/out
    , "Float", xScale   ; FLOAT
    , "Float", yScale   ; FLOAT
    , "Int")   ; return: Status

●GdipSetPathGradientFocusScales(brush, xScale, yScale) = DLL("gdiplus.dll", "int GdipSetPathGradientFocusScales(void*, float, float)")
# 呼び出し: GdipSetPathGradientFocusScales(brush, xScale, yScale)
# brush : GpPathGradient* in/out -> "void*"
# xScale : FLOAT -> "float"
# yScale : FLOAT -> "float"
# 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 GdipSetPathGradientFocusScales(
    brush: [*c]GpPathGradient, // GpPathGradient* in/out
    xScale: f32, // FLOAT
    yScale: f32 // FLOAT
) callconv(std.os.windows.WINAPI) i32;

proc GdipSetPathGradientFocusScales(
    brush: ptr GpPathGradient,  # GpPathGradient* in/out
    xScale: float32,  # FLOAT
    yScale: float32  # FLOAT
): int32 {.importc: "GdipSetPathGradientFocusScales", stdcall, dynlib: "gdiplus.dll".}

pragma(lib, "gdiplus");
extern(Windows)
int GdipSetPathGradientFocusScales(
    GpPathGradient* brush,   // GpPathGradient* in/out
    float xScale,   // FLOAT
    float yScale   // FLOAT
);

ccall((:GdipSetPathGradientFocusScales, "gdiplus.dll"), stdcall, Int32,
      (Ptr{GpPathGradient}, Float32, Float32),
      brush, xScale, yScale)
# brush : GpPathGradient* in/out -> Ptr{GpPathGradient}
# xScale : FLOAT -> Float32
# yScale : FLOAT -> Float32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t GdipSetPathGradientFocusScales(
    void* brush,
    float xScale,
    float yScale);
]]
local gdiplus = ffi.load("gdiplus")
-- gdiplus.GdipSetPathGradientFocusScales(brush, xScale, yScale)
-- brush : GpPathGradient* in/out
-- xScale : FLOAT
-- yScale : FLOAT
-- 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 GdipSetPathGradientFocusScales = lib.func('__stdcall', 'GdipSetPathGradientFocusScales', 'int32_t', ['void *', 'float', 'float']);
// GdipSetPathGradientFocusScales(brush, xScale, yScale)
// brush : GpPathGradient* in/out -> 'void *'
// xScale : FLOAT -> 'float'
// yScale : FLOAT -> 'float'
// 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", {
  GdipSetPathGradientFocusScales: { parameters: ["pointer", "f32", "f32"], result: "i32" },
});
// lib.symbols.GdipSetPathGradientFocusScales(brush, xScale, yScale)
// brush : GpPathGradient* in/out -> "pointer"
// xScale : FLOAT -> "f32"
// yScale : FLOAT -> "f32"
// 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 GdipSetPathGradientFocusScales(
    void* brush,
    float xScale,
    float yScale);
C, "gdiplus.dll");
// $ffi->GdipSetPathGradientFocusScales(brush, xScale, yScale);
// brush : GpPathGradient* in/out
// xScale : FLOAT
// yScale : FLOAT
// 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 GdipSetPathGradientFocusScales(
        Pointer brush,   // GpPathGradient* in/out
        float xScale,   // FLOAT
        float yScale   // FLOAT
    );
}

@[Link("gdiplus")]
lib Libgdiplus
  fun GdipSetPathGradientFocusScales = GdipSetPathGradientFocusScales(
    brush : GpPathGradient*,   # GpPathGradient* in/out
    xScale : Float32,   # FLOAT
    yScale : Float32   # FLOAT
  ) : 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 GdipSetPathGradientFocusScalesNative = Int32 Function(Pointer<Void>, Float, Float);
typedef GdipSetPathGradientFocusScalesDart = int Function(Pointer<Void>, double, double);
final GdipSetPathGradientFocusScales = DynamicLibrary.open('gdiplus.dll')
    .lookupFunction<GdipSetPathGradientFocusScalesNative, GdipSetPathGradientFocusScalesDart>('GdipSetPathGradientFocusScales');
// brush : GpPathGradient* in/out -> Pointer<Void>
// xScale : FLOAT -> Float
// yScale : FLOAT -> Float
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GdipSetPathGradientFocusScales(
  brush: Pointer;   // GpPathGradient* in/out
  xScale: Single;   // FLOAT
  yScale: Single   // FLOAT
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipSetPathGradientFocusScales';

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

foreign import stdcall safe "GdipSetPathGradientFocusScales"
  c_GdipSetPathGradientFocusScales :: Ptr () -> CFloat -> CFloat -> IO Int32
-- brush : GpPathGradient* in/out -> Ptr ()
-- xScale : FLOAT -> CFloat
-- yScale : FLOAT -> CFloat
-- 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 gdipsetpathgradientfocusscales =
  foreign "GdipSetPathGradientFocusScales"
    ((ptr void) @-> float @-> float @-> returning int32_t)
(* brush : GpPathGradient* in/out -> (ptr void) *)
(* xScale : FLOAT -> float *)
(* yScale : FLOAT -> float *)
(* 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 ("GdipSetPathGradientFocusScales" gdip-set-path-gradient-focus-scales :convention :stdcall) :int32
  (brush :pointer)   ; GpPathGradient* in/out
  (x-scale :float)   ; FLOAT
  (y-scale :float))   ; FLOAT
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GdipSetPathGradientFocusScales = Win32::API::More->new('gdiplus',
    'int GdipSetPathGradientFocusScales(LPVOID brush, float xScale, float yScale)');
# my $ret = $GdipSetPathGradientFocusScales->Call($brush, $xScale, $yScale);
# brush : GpPathGradient* in/out -> LPVOID
# xScale : FLOAT -> float
# yScale : FLOAT -> float
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。