Win32 API 日本語リファレンス
ホームGraphics.Gdi › SetDIBits

SetDIBits

関数
DIBのビットでビットマップのピクセルを設定する。
DLLGDI32.dll呼出規約winapi対応OSWindows 2000 以降

シグネチャ

// GDI32.dll
#include <windows.h>

INT SetDIBits(
    HDC hdc,   // optional
    HBITMAP hbm,
    DWORD start,
    DWORD cLines,
    const void* lpBits,
    const BITMAPINFO* lpbmi,
    DIB_USAGE ColorUse
);

パラメーター

名前方向
hdcHDCinoptional
hbmHBITMAPin
startDWORDin
cLinesDWORDin
lpBitsvoid*in
lpbmiBITMAPINFO*in
ColorUseDIB_USAGEin

戻り値の型: INT

各言語での呼び出し定義

// GDI32.dll
#include <windows.h>

INT SetDIBits(
    HDC hdc,   // optional
    HBITMAP hbm,
    DWORD start,
    DWORD cLines,
    const void* lpBits,
    const BITMAPINFO* lpbmi,
    DIB_USAGE ColorUse
);
[DllImport("GDI32.dll", ExactSpelling = true)]
static extern int SetDIBits(
    IntPtr hdc,   // HDC optional
    IntPtr hbm,   // HBITMAP
    uint start,   // DWORD
    uint cLines,   // DWORD
    IntPtr lpBits,   // void*
    IntPtr lpbmi,   // BITMAPINFO*
    uint ColorUse   // DIB_USAGE
);
<DllImport("GDI32.dll", ExactSpelling:=True)>
Public Shared Function SetDIBits(
    hdc As IntPtr,   ' HDC optional
    hbm As IntPtr,   ' HBITMAP
    start As UInteger,   ' DWORD
    cLines As UInteger,   ' DWORD
    lpBits As IntPtr,   ' void*
    lpbmi As IntPtr,   ' BITMAPINFO*
    ColorUse As UInteger   ' DIB_USAGE
) As Integer
End Function
' hdc : HDC optional
' hbm : HBITMAP
' start : DWORD
' cLines : DWORD
' lpBits : void*
' lpbmi : BITMAPINFO*
' ColorUse : DIB_USAGE
Declare PtrSafe Function SetDIBits Lib "gdi32" ( _
    ByVal hdc As LongPtr, _
    ByVal hbm As LongPtr, _
    ByVal start As Long, _
    ByVal cLines As Long, _
    ByVal lpBits As LongPtr, _
    ByVal lpbmi As LongPtr, _
    ByVal ColorUse 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

SetDIBits = ctypes.windll.gdi32.SetDIBits
SetDIBits.restype = ctypes.c_int
SetDIBits.argtypes = [
    wintypes.HANDLE,  # hdc : HDC optional
    wintypes.HANDLE,  # hbm : HBITMAP
    wintypes.DWORD,  # start : DWORD
    wintypes.DWORD,  # cLines : DWORD
    ctypes.POINTER(None),  # lpBits : void*
    ctypes.c_void_p,  # lpbmi : BITMAPINFO*
    wintypes.DWORD,  # ColorUse : DIB_USAGE
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GDI32.dll')
SetDIBits = Fiddle::Function.new(
  lib['SetDIBits'],
  [
    Fiddle::TYPE_VOIDP,  # hdc : HDC optional
    Fiddle::TYPE_VOIDP,  # hbm : HBITMAP
    -Fiddle::TYPE_INT,  # start : DWORD
    -Fiddle::TYPE_INT,  # cLines : DWORD
    Fiddle::TYPE_VOIDP,  # lpBits : void*
    Fiddle::TYPE_VOIDP,  # lpbmi : BITMAPINFO*
    -Fiddle::TYPE_INT,  # ColorUse : DIB_USAGE
  ],
  Fiddle::TYPE_INT)
#[link(name = "gdi32")]
extern "system" {
    fn SetDIBits(
        hdc: *mut core::ffi::c_void,  // HDC optional
        hbm: *mut core::ffi::c_void,  // HBITMAP
        start: u32,  // DWORD
        cLines: u32,  // DWORD
        lpBits: *const (),  // void*
        lpbmi: *const BITMAPINFO,  // BITMAPINFO*
        ColorUse: u32  // DIB_USAGE
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("GDI32.dll")]
public static extern int SetDIBits(IntPtr hdc, IntPtr hbm, uint start, uint cLines, IntPtr lpBits, IntPtr lpbmi, uint ColorUse);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GDI32_SetDIBits' -Namespace Win32 -PassThru
# $api::SetDIBits(hdc, hbm, start, cLines, lpBits, lpbmi, ColorUse)
#uselib "GDI32.dll"
#func global SetDIBits "SetDIBits" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SetDIBits hdc, hbm, start, cLines, lpBits, varptr(lpbmi), ColorUse   ; 戻り値は stat
; hdc : HDC optional -> "sptr"
; hbm : HBITMAP -> "sptr"
; start : DWORD -> "sptr"
; cLines : DWORD -> "sptr"
; lpBits : void* -> "sptr"
; lpbmi : BITMAPINFO* -> "sptr"
; ColorUse : DIB_USAGE -> "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 "GDI32.dll"
#cfunc global SetDIBits "SetDIBits" sptr, sptr, int, int, sptr, var, int
; res = SetDIBits(hdc, hbm, start, cLines, lpBits, lpbmi, ColorUse)
; hdc : HDC optional -> "sptr"
; hbm : HBITMAP -> "sptr"
; start : DWORD -> "int"
; cLines : DWORD -> "int"
; lpBits : void* -> "sptr"
; lpbmi : BITMAPINFO* -> "var"
; ColorUse : DIB_USAGE -> "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:
; INT SetDIBits(HDC hdc, HBITMAP hbm, DWORD start, DWORD cLines, void* lpBits, BITMAPINFO* lpbmi, DIB_USAGE ColorUse)
#uselib "GDI32.dll"
#cfunc global SetDIBits "SetDIBits" intptr, intptr, int, int, intptr, var, int
; res = SetDIBits(hdc, hbm, start, cLines, lpBits, lpbmi, ColorUse)
; hdc : HDC optional -> "intptr"
; hbm : HBITMAP -> "intptr"
; start : DWORD -> "int"
; cLines : DWORD -> "int"
; lpBits : void* -> "intptr"
; lpbmi : BITMAPINFO* -> "var"
; ColorUse : DIB_USAGE -> "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 (
	gdi32 = windows.NewLazySystemDLL("GDI32.dll")
	procSetDIBits = gdi32.NewProc("SetDIBits")
)

// hdc (HDC optional), hbm (HBITMAP), start (DWORD), cLines (DWORD), lpBits (void*), lpbmi (BITMAPINFO*), ColorUse (DIB_USAGE)
r1, _, err := procSetDIBits.Call(
	uintptr(hdc),
	uintptr(hbm),
	uintptr(start),
	uintptr(cLines),
	uintptr(lpBits),
	uintptr(lpbmi),
	uintptr(ColorUse),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT
function SetDIBits(
  hdc: THandle;   // HDC optional
  hbm: THandle;   // HBITMAP
  start: DWORD;   // DWORD
  cLines: DWORD;   // DWORD
  lpBits: Pointer;   // void*
  lpbmi: Pointer;   // BITMAPINFO*
  ColorUse: DWORD   // DIB_USAGE
): Integer; stdcall;
  external 'GDI32.dll' name 'SetDIBits';
result := DllCall("GDI32\SetDIBits"
    , "Ptr", hdc   ; HDC optional
    , "Ptr", hbm   ; HBITMAP
    , "UInt", start   ; DWORD
    , "UInt", cLines   ; DWORD
    , "Ptr", lpBits   ; void*
    , "Ptr", lpbmi   ; BITMAPINFO*
    , "UInt", ColorUse   ; DIB_USAGE
    , "Int")   ; return: INT
●SetDIBits(hdc, hbm, start, cLines, lpBits, lpbmi, ColorUse) = DLL("GDI32.dll", "int SetDIBits(void*, void*, dword, dword, void*, void*, dword)")
# 呼び出し: SetDIBits(hdc, hbm, start, cLines, lpBits, lpbmi, ColorUse)
# hdc : HDC optional -> "void*"
# hbm : HBITMAP -> "void*"
# start : DWORD -> "dword"
# cLines : DWORD -> "dword"
# lpBits : void* -> "void*"
# lpbmi : BITMAPINFO* -> "void*"
# ColorUse : DIB_USAGE -> "dword"
# 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)。