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GdipGetPathTypes

関数
GDI+のパスの各点の型を取得する。
DLLgdiplus.dll呼出規約winapi

シグネチャ

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

Status GdipGetPathTypes(
    GpPath* path,
    BYTE* types,
    INT count
);

パラメーター

名前方向説明
pathGpPath*in点種別を取得する対象のパスオブジェクトへのポインタ。
typesBYTE*out各点の種別バイトを受け取る配列へのポインタ。
countINTintypesバッファの要素数(INT)。点総数以上を指定する。

戻り値の型: Status

各言語での呼び出し定義

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

Status GdipGetPathTypes(
    GpPath* path,
    BYTE* types,
    INT count
);
[DllImport("gdiplus.dll", ExactSpelling = true)]
static extern int GdipGetPathTypes(
    IntPtr path,   // GpPath*
    IntPtr types,   // BYTE* out
    int count   // INT
);
<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipGetPathTypes(
    path As IntPtr,   ' GpPath*
    types As IntPtr,   ' BYTE* out
    count As Integer   ' INT
) As Integer
End Function
' path : GpPath*
' types : BYTE* out
' count : INT
Declare PtrSafe Function GdipGetPathTypes Lib "gdiplus" ( _
    ByVal path As LongPtr, _
    ByVal types As LongPtr, _
    ByVal count 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

GdipGetPathTypes = ctypes.windll.gdiplus.GdipGetPathTypes
GdipGetPathTypes.restype = ctypes.c_int
GdipGetPathTypes.argtypes = [
    ctypes.c_void_p,  # path : GpPath*
    ctypes.POINTER(ctypes.c_ubyte),  # types : BYTE* out
    ctypes.c_int,  # count : INT
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipGetPathTypes = Fiddle::Function.new(
  lib['GdipGetPathTypes'],
  [
    Fiddle::TYPE_VOIDP,  # path : GpPath*
    Fiddle::TYPE_VOIDP,  # types : BYTE* out
    Fiddle::TYPE_INT,  # count : INT
  ],
  Fiddle::TYPE_INT)
#[link(name = "gdiplus")]
extern "system" {
    fn GdipGetPathTypes(
        path: *mut GpPath,  // GpPath*
        types: *mut u8,  // BYTE* out
        count: i32  // INT
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipGetPathTypes(IntPtr path, IntPtr types, int count);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipGetPathTypes' -Namespace Win32 -PassThru
# $api::GdipGetPathTypes(path, types, count)
#uselib "gdiplus.dll"
#func global GdipGetPathTypes "GdipGetPathTypes" sptr, sptr, sptr
; GdipGetPathTypes varptr(path), varptr(types), count   ; 戻り値は stat
; path : GpPath* -> "sptr"
; types : BYTE* out -> "sptr"
; count : INT -> "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 GdipGetPathTypes "GdipGetPathTypes" var, var, int
; res = GdipGetPathTypes(path, types, count)
; path : GpPath* -> "var"
; types : BYTE* out -> "var"
; count : INT -> "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 GdipGetPathTypes(GpPath* path, BYTE* types, INT count)
#uselib "gdiplus.dll"
#cfunc global GdipGetPathTypes "GdipGetPathTypes" var, var, int
; res = GdipGetPathTypes(path, types, count)
; path : GpPath* -> "var"
; types : BYTE* out -> "var"
; count : INT -> "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")
	procGdipGetPathTypes = gdiplus.NewProc("GdipGetPathTypes")
)

// path (GpPath*), types (BYTE* out), count (INT)
r1, _, err := procGdipGetPathTypes.Call(
	uintptr(path),
	uintptr(types),
	uintptr(count),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status
function GdipGetPathTypes(
  path: Pointer;   // GpPath*
  types: Pointer;   // BYTE* out
  count: Integer   // INT
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipGetPathTypes';
result := DllCall("gdiplus\GdipGetPathTypes"
    , "Ptr", path   ; GpPath*
    , "Ptr", types   ; BYTE* out
    , "Int", count   ; INT
    , "Int")   ; return: Status
●GdipGetPathTypes(path, types, count) = DLL("gdiplus.dll", "int GdipGetPathTypes(void*, void*, int)")
# 呼び出し: GdipGetPathTypes(path, types, count)
# path : GpPath* -> "void*"
# types : BYTE* out -> "void*"
# count : INT -> "int"
# 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 GdipGetPathTypes(
    path: [*c]GpPath, // GpPath*
    types: [*c]u8, // BYTE* out
    count: i32 // INT
) callconv(std.os.windows.WINAPI) i32;
proc GdipGetPathTypes(
    path: ptr GpPath,  # GpPath*
    types: ptr uint8,  # BYTE* out
    count: int32  # INT
): int32 {.importc: "GdipGetPathTypes", stdcall, dynlib: "gdiplus.dll".}
pragma(lib, "gdiplus");
extern(Windows)
int GdipGetPathTypes(
    GpPath* path,   // GpPath*
    ubyte* types,   // BYTE* out
    int count   // INT
);
ccall((:GdipGetPathTypes, "gdiplus.dll"), stdcall, Int32,
      (Ptr{GpPath}, Ptr{UInt8}, Int32),
      path, types, count)
# path : GpPath* -> Ptr{GpPath}
# types : BYTE* out -> Ptr{UInt8}
# count : INT -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t GdipGetPathTypes(
    void* path,
    uint8_t* types,
    int32_t count);
]]
local gdiplus = ffi.load("gdiplus")
-- gdiplus.GdipGetPathTypes(path, types, count)
-- path : GpPath*
-- types : BYTE* out
-- count : INT
-- 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 GdipGetPathTypes = lib.func('__stdcall', 'GdipGetPathTypes', 'int32_t', ['void *', 'uint8_t *', 'int32_t']);
// GdipGetPathTypes(path, types, count)
// path : GpPath* -> 'void *'
// types : BYTE* out -> 'uint8_t *'
// count : INT -> '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", {
  GdipGetPathTypes: { parameters: ["pointer", "pointer", "i32"], result: "i32" },
});
// lib.symbols.GdipGetPathTypes(path, types, count)
// path : GpPath* -> "pointer"
// types : BYTE* out -> "pointer"
// count : INT -> "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 GdipGetPathTypes(
    void* path,
    uint8_t* types,
    int32_t count);
C, "gdiplus.dll");
// $ffi->GdipGetPathTypes(path, types, count);
// path : GpPath*
// types : BYTE* out
// count : INT
// 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 GdipGetPathTypes(
        Pointer path,   // GpPath*
        byte[] types,   // BYTE* out
        int count   // INT
    );
}
@[Link("gdiplus")]
lib Libgdiplus
  fun GdipGetPathTypes = GdipGetPathTypes(
    path : GpPath*,   # GpPath*
    types : UInt8*,   # BYTE* out
    count : Int32   # INT
  ) : 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 GdipGetPathTypesNative = Int32 Function(Pointer<Void>, Pointer<Uint8>, Int32);
typedef GdipGetPathTypesDart = int Function(Pointer<Void>, Pointer<Uint8>, int);
final GdipGetPathTypes = DynamicLibrary.open('gdiplus.dll')
    .lookupFunction<GdipGetPathTypesNative, GdipGetPathTypesDart>('GdipGetPathTypes');
// path : GpPath* -> Pointer<Void>
// types : BYTE* out -> Pointer<Uint8>
// count : INT -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function GdipGetPathTypes(
  path: Pointer;   // GpPath*
  types: Pointer;   // BYTE* out
  count: Integer   // INT
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipGetPathTypes';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "GdipGetPathTypes"
  c_GdipGetPathTypes :: Ptr () -> Ptr Word8 -> Int32 -> IO Int32
-- path : GpPath* -> Ptr ()
-- types : BYTE* out -> Ptr Word8
-- count : INT -> Int32
-- 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 gdipgetpathtypes =
  foreign "GdipGetPathTypes"
    ((ptr void) @-> (ptr uint8_t) @-> int32_t @-> returning int32_t)
(* path : GpPath* -> (ptr void) *)
(* types : BYTE* out -> (ptr uint8_t) *)
(* count : INT -> 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 ("GdipGetPathTypes" gdip-get-path-types :convention :stdcall) :int32
  (path :pointer)   ; GpPath*
  (types :pointer)   ; BYTE* out
  (count :int32))   ; INT
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $GdipGetPathTypes = Win32::API::More->new('gdiplus',
    'int GdipGetPathTypes(LPVOID path, LPVOID types, int count)');
# my $ret = $GdipGetPathTypes->Call($path, $types, $count);
# path : GpPath* -> LPVOID
# types : BYTE* out -> LPVOID
# count : INT -> int
# 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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