GdipGetPenUnit

関数

ペンの幅を表す測定単位を取得する。

DLLgdiplus.dll呼出規約winapi

シグネチャ

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

Status GdipGetPenUnit(
    GpPen* pen,
    Unit* unit
);

パラメーター

名前	型	方向
pen	GpPen*	inout
unit	Unit*	inout

戻り値の型: Status

各言語での呼び出し定義

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

Status GdipGetPenUnit(
    GpPen* pen,
    Unit* unit
);

[DllImport("gdiplus.dll", ExactSpelling = true)]
static extern int GdipGetPenUnit(
    IntPtr pen,   // GpPen* in/out
    ref int unit   // Unit* in/out
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipGetPenUnit(
    pen As IntPtr,   ' GpPen* in/out
    ByRef unit As Integer   ' Unit* in/out
) As Integer
End Function

' pen : GpPen* in/out
' unit : Unit* in/out
Declare PtrSafe Function GdipGetPenUnit Lib "gdiplus" ( _
    ByVal pen As LongPtr, _
    ByRef unit 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

GdipGetPenUnit = ctypes.windll.gdiplus.GdipGetPenUnit
GdipGetPenUnit.restype = ctypes.c_int
GdipGetPenUnit.argtypes = [
    ctypes.c_void_p,  # pen : GpPen* in/out
    ctypes.c_void_p,  # unit : Unit* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipGetPenUnit = Fiddle::Function.new(
  lib['GdipGetPenUnit'],
  [
    Fiddle::TYPE_VOIDP,  # pen : GpPen* in/out
    Fiddle::TYPE_VOIDP,  # unit : Unit* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipGetPenUnit(
        pen: *mut GpPen,  // GpPen* in/out
        unit: *mut i32  // Unit* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipGetPenUnit(IntPtr pen, ref int unit);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipGetPenUnit' -Namespace Win32 -PassThru
# $api::GdipGetPenUnit(pen, unit)

#uselib "gdiplus.dll"
#func global GdipGetPenUnit "GdipGetPenUnit" sptr, sptr
; GdipGetPenUnit varptr(pen), unit   ; 戻り値は stat
; pen : GpPen* in/out -> "sptr"
; unit : Unit* 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。

出力引数:

#uselib "gdiplus.dll"
#cfunc global GdipGetPenUnit "GdipGetPenUnit" var, int
; res = GdipGetPenUnit(pen, unit)
; pen : GpPen* in/out -> "var"
; unit : Unit* in/out -> "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。#uselib "gdiplus.dll"
#cfunc global GdipGetPenUnit "GdipGetPenUnit" sptr, int
; res = GdipGetPenUnit(varptr(pen), unit)
; pen : GpPen* in/out -> "sptr"
; unit : Unit* in/out -> "int"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; Status GdipGetPenUnit(GpPen* pen, Unit* unit)
#uselib "gdiplus.dll"
#cfunc global GdipGetPenUnit "GdipGetPenUnit" var, int
; res = GdipGetPenUnit(pen, unit)
; pen : GpPen* in/out -> "var"
; unit : Unit* in/out -> "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 GdipGetPenUnit(GpPen* pen, Unit* unit)
#uselib "gdiplus.dll"
#cfunc global GdipGetPenUnit "GdipGetPenUnit" intptr, int
; res = GdipGetPenUnit(varptr(pen), unit)
; pen : GpPen* in/out -> "intptr"
; unit : Unit* in/out -> "int"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

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

var (
	gdiplus = windows.NewLazySystemDLL("gdiplus.dll")
	procGdipGetPenUnit = gdiplus.NewProc("GdipGetPenUnit")
)

// pen (GpPen* in/out), unit (Unit* in/out)
r1, _, err := procGdipGetPenUnit.Call(
	uintptr(pen),
	uintptr(unit),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipGetPenUnit(
  pen: Pointer;   // GpPen* in/out
  unit: Pointer   // Unit* in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipGetPenUnit';

result := DllCall("gdiplus\GdipGetPenUnit"
    , "Ptr", pen   ; GpPen* in/out
    , "Ptr", unit   ; Unit* in/out
    , "Int")   ; return: Status

●GdipGetPenUnit(pen, unit) = DLL("gdiplus.dll", "int GdipGetPenUnit(void*, void*)")
# 呼び出し: GdipGetPenUnit(pen, unit)
# pen : GpPen* in/out -> "void*"
# unit : Unit* 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)。