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GdipSetPathGradientGammaCorrection

関数
パスグラデーションのガンマ補正の有無を設定する。
DLLgdiplus.dll呼出規約winapi

シグネチャ

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

Status GdipSetPathGradientGammaCorrection(
    GpPathGradient* brush,
    BOOL useGammaCorrection
);

パラメーター

名前方向説明
brushGpPathGradient*inout対象のパスグラデーションブラシへのポインタ。
useGammaCorrectionBOOLinガンマ補正を有効にするか指定する真偽値。

戻り値の型: Status

各言語での呼び出し定義

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

Status GdipSetPathGradientGammaCorrection(
    GpPathGradient* brush,
    BOOL useGammaCorrection
);
[DllImport("gdiplus.dll", ExactSpelling = true)]
static extern int GdipSetPathGradientGammaCorrection(
    IntPtr brush,   // GpPathGradient* in/out
    bool useGammaCorrection   // BOOL
);
<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipSetPathGradientGammaCorrection(
    brush As IntPtr,   ' GpPathGradient* in/out
    useGammaCorrection As Boolean   ' BOOL
) As Integer
End Function
' brush : GpPathGradient* in/out
' useGammaCorrection : BOOL
Declare PtrSafe Function GdipSetPathGradientGammaCorrection Lib "gdiplus" ( _
    ByVal brush As LongPtr, _
    ByVal useGammaCorrection 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

GdipSetPathGradientGammaCorrection = ctypes.windll.gdiplus.GdipSetPathGradientGammaCorrection
GdipSetPathGradientGammaCorrection.restype = ctypes.c_int
GdipSetPathGradientGammaCorrection.argtypes = [
    ctypes.c_void_p,  # brush : GpPathGradient* in/out
    wintypes.BOOL,  # useGammaCorrection : BOOL
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipSetPathGradientGammaCorrection = Fiddle::Function.new(
  lib['GdipSetPathGradientGammaCorrection'],
  [
    Fiddle::TYPE_VOIDP,  # brush : GpPathGradient* in/out
    Fiddle::TYPE_INT,  # useGammaCorrection : BOOL
  ],
  Fiddle::TYPE_INT)
#[link(name = "gdiplus")]
extern "system" {
    fn GdipSetPathGradientGammaCorrection(
        brush: *mut GpPathGradient,  // GpPathGradient* in/out
        useGammaCorrection: i32  // BOOL
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipSetPathGradientGammaCorrection(IntPtr brush, bool useGammaCorrection);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipSetPathGradientGammaCorrection' -Namespace Win32 -PassThru
# $api::GdipSetPathGradientGammaCorrection(brush, useGammaCorrection)
#uselib "gdiplus.dll"
#func global GdipSetPathGradientGammaCorrection "GdipSetPathGradientGammaCorrection" sptr, sptr
; GdipSetPathGradientGammaCorrection varptr(brush), useGammaCorrection   ; 戻り値は stat
; brush : GpPathGradient* in/out -> "sptr"
; useGammaCorrection : BOOL -> "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。
出力引数:
#uselib "gdiplus.dll"
#cfunc global GdipSetPathGradientGammaCorrection "GdipSetPathGradientGammaCorrection" var, int
; res = GdipSetPathGradientGammaCorrection(brush, useGammaCorrection)
; brush : GpPathGradient* in/out -> "var"
; useGammaCorrection : BOOL -> "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。
出力引数:
; Status GdipSetPathGradientGammaCorrection(GpPathGradient* brush, BOOL useGammaCorrection)
#uselib "gdiplus.dll"
#cfunc global GdipSetPathGradientGammaCorrection "GdipSetPathGradientGammaCorrection" var, int
; res = GdipSetPathGradientGammaCorrection(brush, useGammaCorrection)
; brush : GpPathGradient* in/out -> "var"
; useGammaCorrection : BOOL -> "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")
	procGdipSetPathGradientGammaCorrection = gdiplus.NewProc("GdipSetPathGradientGammaCorrection")
)

// brush (GpPathGradient* in/out), useGammaCorrection (BOOL)
r1, _, err := procGdipSetPathGradientGammaCorrection.Call(
	uintptr(brush),
	uintptr(useGammaCorrection),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status
function GdipSetPathGradientGammaCorrection(
  brush: Pointer;   // GpPathGradient* in/out
  useGammaCorrection: BOOL   // BOOL
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipSetPathGradientGammaCorrection';
result := DllCall("gdiplus\GdipSetPathGradientGammaCorrection"
    , "Ptr", brush   ; GpPathGradient* in/out
    , "Int", useGammaCorrection   ; BOOL
    , "Int")   ; return: Status
●GdipSetPathGradientGammaCorrection(brush, useGammaCorrection) = DLL("gdiplus.dll", "int GdipSetPathGradientGammaCorrection(void*, bool)")
# 呼び出し: GdipSetPathGradientGammaCorrection(brush, useGammaCorrection)
# brush : GpPathGradient* in/out -> "void*"
# useGammaCorrection : BOOL -> "bool"
# 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 GdipSetPathGradientGammaCorrection(
    brush: [*c]GpPathGradient, // GpPathGradient* in/out
    useGammaCorrection: i32 // BOOL
) callconv(std.os.windows.WINAPI) i32;
proc GdipSetPathGradientGammaCorrection(
    brush: ptr GpPathGradient,  # GpPathGradient* in/out
    useGammaCorrection: int32  # BOOL
): int32 {.importc: "GdipSetPathGradientGammaCorrection", stdcall, dynlib: "gdiplus.dll".}
pragma(lib, "gdiplus");
extern(Windows)
int GdipSetPathGradientGammaCorrection(
    GpPathGradient* brush,   // GpPathGradient* in/out
    int useGammaCorrection   // BOOL
);
ccall((:GdipSetPathGradientGammaCorrection, "gdiplus.dll"), stdcall, Int32,
      (Ptr{GpPathGradient}, Int32),
      brush, useGammaCorrection)
# brush : GpPathGradient* in/out -> Ptr{GpPathGradient}
# useGammaCorrection : BOOL -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t GdipSetPathGradientGammaCorrection(
    void* brush,
    int32_t useGammaCorrection);
]]
local gdiplus = ffi.load("gdiplus")
-- gdiplus.GdipSetPathGradientGammaCorrection(brush, useGammaCorrection)
-- brush : GpPathGradient* in/out
-- useGammaCorrection : BOOL
-- 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 GdipSetPathGradientGammaCorrection = lib.func('__stdcall', 'GdipSetPathGradientGammaCorrection', 'int32_t', ['void *', 'int32_t']);
// GdipSetPathGradientGammaCorrection(brush, useGammaCorrection)
// brush : GpPathGradient* in/out -> 'void *'
// useGammaCorrection : BOOL -> 'int32_t'
// 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", {
  GdipSetPathGradientGammaCorrection: { parameters: ["pointer", "i32"], result: "i32" },
});
// lib.symbols.GdipSetPathGradientGammaCorrection(brush, useGammaCorrection)
// brush : GpPathGradient* in/out -> "pointer"
// useGammaCorrection : BOOL -> "i32"
// 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 GdipSetPathGradientGammaCorrection(
    void* brush,
    int32_t useGammaCorrection);
C, "gdiplus.dll");
// $ffi->GdipSetPathGradientGammaCorrection(brush, useGammaCorrection);
// brush : GpPathGradient* in/out
// useGammaCorrection : BOOL
// 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 GdipSetPathGradientGammaCorrection(
        Pointer brush,   // GpPathGradient* in/out
        boolean useGammaCorrection   // BOOL
    );
}
@[Link("gdiplus")]
lib Libgdiplus
  fun GdipSetPathGradientGammaCorrection = GdipSetPathGradientGammaCorrection(
    brush : GpPathGradient*,   # GpPathGradient* in/out
    useGammaCorrection : Int32   # BOOL
  ) : 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 GdipSetPathGradientGammaCorrectionNative = Int32 Function(Pointer<Void>, Int32);
typedef GdipSetPathGradientGammaCorrectionDart = int Function(Pointer<Void>, int);
final GdipSetPathGradientGammaCorrection = DynamicLibrary.open('gdiplus.dll')
    .lookupFunction<GdipSetPathGradientGammaCorrectionNative, GdipSetPathGradientGammaCorrectionDart>('GdipSetPathGradientGammaCorrection');
// brush : GpPathGradient* in/out -> Pointer<Void>
// useGammaCorrection : BOOL -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function GdipSetPathGradientGammaCorrection(
  brush: Pointer;   // GpPathGradient* in/out
  useGammaCorrection: BOOL   // BOOL
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipSetPathGradientGammaCorrection';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "GdipSetPathGradientGammaCorrection"
  c_GdipSetPathGradientGammaCorrection :: Ptr () -> CInt -> IO Int32
-- brush : GpPathGradient* in/out -> Ptr ()
-- useGammaCorrection : BOOL -> CInt
-- 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 gdipsetpathgradientgammacorrection =
  foreign "GdipSetPathGradientGammaCorrection"
    ((ptr void) @-> int32_t @-> returning int32_t)
(* brush : GpPathGradient* in/out -> (ptr void) *)
(* useGammaCorrection : BOOL -> int32_t *)
(* 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 ("GdipSetPathGradientGammaCorrection" gdip-set-path-gradient-gamma-correction :convention :stdcall) :int32
  (brush :pointer)   ; GpPathGradient* in/out
  (use-gamma-correction :int32))   ; BOOL
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $GdipSetPathGradientGammaCorrection = Win32::API::More->new('gdiplus',
    'int GdipSetPathGradientGammaCorrection(LPVOID brush, BOOL useGammaCorrection)');
# my $ret = $GdipSetPathGradientGammaCorrection->Call($brush, $useGammaCorrection);
# brush : GpPathGradient* in/out -> LPVOID
# useGammaCorrection : BOOL -> BOOL
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

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