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GdipCreateFontFamilyFromName

関数
フォント名からフォントファミリーオブジェクトを作成する。
DLLgdiplus.dll呼出規約winapi

シグネチャ

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

Status GdipCreateFontFamilyFromName(
    LPCWSTR name,
    GpFontCollection* fontCollection,
    GpFontFamily** fontFamily
);

パラメーター

名前方向説明
nameLPCWSTRinフォントファミリ名を示すワイド文字列(LPWSTR)。
fontCollectionGpFontCollection*inout検索対象のフォントコレクションへのポインタ。NULLでシステムフォント。
fontFamilyGpFontFamily**inout生成したフォントファミリオブジェクトを受け取るポインタのポインタ(出力)。

戻り値の型: Status

各言語での呼び出し定義

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

Status GdipCreateFontFamilyFromName(
    LPCWSTR name,
    GpFontCollection* fontCollection,
    GpFontFamily** fontFamily
);
[DllImport("gdiplus.dll", ExactSpelling = true)]
static extern int GdipCreateFontFamilyFromName(
    [MarshalAs(UnmanagedType.LPWStr)] string name,   // LPCWSTR
    IntPtr fontCollection,   // GpFontCollection* in/out
    IntPtr fontFamily   // GpFontFamily** in/out
);
<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipCreateFontFamilyFromName(
    <MarshalAs(UnmanagedType.LPWStr)> name As String,   ' LPCWSTR
    fontCollection As IntPtr,   ' GpFontCollection* in/out
    fontFamily As IntPtr   ' GpFontFamily** in/out
) As Integer
End Function
' name : LPCWSTR
' fontCollection : GpFontCollection* in/out
' fontFamily : GpFontFamily** in/out
Declare PtrSafe Function GdipCreateFontFamilyFromName Lib "gdiplus" ( _
    ByVal name As LongPtr, _
    ByVal fontCollection As LongPtr, _
    ByVal fontFamily As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

GdipCreateFontFamilyFromName = ctypes.windll.gdiplus.GdipCreateFontFamilyFromName
GdipCreateFontFamilyFromName.restype = ctypes.c_int
GdipCreateFontFamilyFromName.argtypes = [
    wintypes.LPCWSTR,  # name : LPCWSTR
    ctypes.c_void_p,  # fontCollection : GpFontCollection* in/out
    ctypes.c_void_p,  # fontFamily : GpFontFamily** in/out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipCreateFontFamilyFromName = Fiddle::Function.new(
  lib['GdipCreateFontFamilyFromName'],
  [
    Fiddle::TYPE_VOIDP,  # name : LPCWSTR
    Fiddle::TYPE_VOIDP,  # fontCollection : GpFontCollection* in/out
    Fiddle::TYPE_VOIDP,  # fontFamily : GpFontFamily** in/out
  ],
  Fiddle::TYPE_INT)
#[link(name = "gdiplus")]
extern "system" {
    fn GdipCreateFontFamilyFromName(
        name: *const u16,  // LPCWSTR
        fontCollection: *mut GpFontCollection,  // GpFontCollection* in/out
        fontFamily: *mut *mut GpFontFamily  // GpFontFamily** in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipCreateFontFamilyFromName([MarshalAs(UnmanagedType.LPWStr)] string name, IntPtr fontCollection, IntPtr fontFamily);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipCreateFontFamilyFromName' -Namespace Win32 -PassThru
# $api::GdipCreateFontFamilyFromName(name, fontCollection, fontFamily)
#uselib "gdiplus.dll"
#func global GdipCreateFontFamilyFromName "GdipCreateFontFamilyFromName" sptr, sptr, sptr
; GdipCreateFontFamilyFromName name, varptr(fontCollection), varptr(fontFamily)   ; 戻り値は stat
; name : LPCWSTR -> "sptr"
; fontCollection : GpFontCollection* in/out -> "sptr"
; fontFamily : GpFontFamily** 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 GdipCreateFontFamilyFromName "GdipCreateFontFamilyFromName" wstr, var, var
; res = GdipCreateFontFamilyFromName(name, fontCollection, fontFamily)
; name : LPCWSTR -> "wstr"
; fontCollection : GpFontCollection* in/out -> "var"
; fontFamily : GpFontFamily** in/out -> "var"
; ※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 GdipCreateFontFamilyFromName(LPCWSTR name, GpFontCollection* fontCollection, GpFontFamily** fontFamily)
#uselib "gdiplus.dll"
#cfunc global GdipCreateFontFamilyFromName "GdipCreateFontFamilyFromName" wstr, var, var
; res = GdipCreateFontFamilyFromName(name, fontCollection, fontFamily)
; name : LPCWSTR -> "wstr"
; fontCollection : GpFontCollection* in/out -> "var"
; fontFamily : GpFontFamily** in/out -> "var"
; ※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")
	procGdipCreateFontFamilyFromName = gdiplus.NewProc("GdipCreateFontFamilyFromName")
)

// name (LPCWSTR), fontCollection (GpFontCollection* in/out), fontFamily (GpFontFamily** in/out)
r1, _, err := procGdipCreateFontFamilyFromName.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(name))),
	uintptr(fontCollection),
	uintptr(fontFamily),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status
function GdipCreateFontFamilyFromName(
  name: PWideChar;   // LPCWSTR
  fontCollection: Pointer;   // GpFontCollection* in/out
  fontFamily: Pointer   // GpFontFamily** in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipCreateFontFamilyFromName';
result := DllCall("gdiplus\GdipCreateFontFamilyFromName"
    , "WStr", name   ; LPCWSTR
    , "Ptr", fontCollection   ; GpFontCollection* in/out
    , "Ptr", fontFamily   ; GpFontFamily** in/out
    , "Int")   ; return: Status
●GdipCreateFontFamilyFromName(name, fontCollection, fontFamily) = DLL("gdiplus.dll", "int GdipCreateFontFamilyFromName(char*, void*, void*)")
# 呼び出し: GdipCreateFontFamilyFromName(name, fontCollection, fontFamily)
# name : LPCWSTR -> "char*"
# fontCollection : GpFontCollection* in/out -> "void*"
# fontFamily : GpFontFamily** 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)。
const std = @import("std");

extern "gdiplus" fn GdipCreateFontFamilyFromName(
    name: [*c]const u16, // LPCWSTR
    fontCollection: [*c]GpFontCollection, // GpFontCollection* in/out
    fontFamily: [*c][*c]GpFontFamily // GpFontFamily** in/out
) callconv(std.os.windows.WINAPI) i32;
proc GdipCreateFontFamilyFromName(
    name: WideCString,  # LPCWSTR
    fontCollection: ptr GpFontCollection,  # GpFontCollection* in/out
    fontFamily: ptr GpFontFamily  # GpFontFamily** in/out
): int32 {.importc: "GdipCreateFontFamilyFromName", stdcall, dynlib: "gdiplus.dll".}
pragma(lib, "gdiplus");
extern(Windows)
int GdipCreateFontFamilyFromName(
    const(wchar)* name,   // LPCWSTR
    GpFontCollection* fontCollection,   // GpFontCollection* in/out
    GpFontFamily** fontFamily   // GpFontFamily** in/out
);
ccall((:GdipCreateFontFamilyFromName, "gdiplus.dll"), stdcall, Int32,
      (Cwstring, Ptr{GpFontCollection}, Ptr{GpFontFamily}),
      name, fontCollection, fontFamily)
# name : LPCWSTR -> Cwstring
# fontCollection : GpFontCollection* in/out -> Ptr{GpFontCollection}
# fontFamily : GpFontFamily** in/out -> Ptr{GpFontFamily}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t GdipCreateFontFamilyFromName(
    const uint16_t* name,
    void* fontCollection,
    void* fontFamily);
]]
local gdiplus = ffi.load("gdiplus")
-- gdiplus.GdipCreateFontFamilyFromName(name, fontCollection, fontFamily)
-- name : LPCWSTR
-- fontCollection : GpFontCollection* in/out
-- fontFamily : GpFontFamily** in/out
-- 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 GdipCreateFontFamilyFromName = lib.func('__stdcall', 'GdipCreateFontFamilyFromName', 'int32_t', ['str16', 'void *', 'void *']);
// GdipCreateFontFamilyFromName(name, fontCollection, fontFamily)
// name : LPCWSTR -> 'str16'
// fontCollection : GpFontCollection* in/out -> 'void *'
// fontFamily : GpFontFamily** in/out -> 'void *'
// 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", {
  GdipCreateFontFamilyFromName: { parameters: ["buffer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.GdipCreateFontFamilyFromName(name, fontCollection, fontFamily)
// name : LPCWSTR -> "buffer"
// fontCollection : GpFontCollection* in/out -> "pointer"
// fontFamily : GpFontFamily** in/out -> "pointer"
// 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 GdipCreateFontFamilyFromName(
    const uint16_t* name,
    void* fontCollection,
    void* fontFamily);
C, "gdiplus.dll");
// $ffi->GdipCreateFontFamilyFromName(name, fontCollection, fontFamily);
// name : LPCWSTR
// fontCollection : GpFontCollection* in/out
// fontFamily : GpFontFamily** in/out
// 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 GdipCreateFontFamilyFromName(
        WString name,   // LPCWSTR
        Pointer fontCollection,   // GpFontCollection* in/out
        Pointer fontFamily   // GpFontFamily** in/out
    );
}
@[Link("gdiplus")]
lib Libgdiplus
  fun GdipCreateFontFamilyFromName = GdipCreateFontFamilyFromName(
    name : UInt16*,   # LPCWSTR
    fontCollection : GpFontCollection*,   # GpFontCollection* in/out
    fontFamily : GpFontFamily**   # GpFontFamily** in/out
  ) : 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 GdipCreateFontFamilyFromNameNative = Int32 Function(Pointer<Utf16>, Pointer<Void>, Pointer<Void>);
typedef GdipCreateFontFamilyFromNameDart = int Function(Pointer<Utf16>, Pointer<Void>, Pointer<Void>);
final GdipCreateFontFamilyFromName = DynamicLibrary.open('gdiplus.dll')
    .lookupFunction<GdipCreateFontFamilyFromNameNative, GdipCreateFontFamilyFromNameDart>('GdipCreateFontFamilyFromName');
// name : LPCWSTR -> Pointer<Utf16>
// fontCollection : GpFontCollection* in/out -> Pointer<Void>
// fontFamily : GpFontFamily** in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function GdipCreateFontFamilyFromName(
  name: PWideChar;   // LPCWSTR
  fontCollection: Pointer;   // GpFontCollection* in/out
  fontFamily: Pointer   // GpFontFamily** in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipCreateFontFamilyFromName';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "GdipCreateFontFamilyFromName"
  c_GdipCreateFontFamilyFromName :: CWString -> Ptr () -> Ptr () -> IO Int32
-- name : LPCWSTR -> CWString
-- fontCollection : GpFontCollection* in/out -> Ptr ()
-- fontFamily : GpFontFamily** in/out -> Ptr ()
-- 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 gdipcreatefontfamilyfromname =
  foreign "GdipCreateFontFamilyFromName"
    ((ptr uint16_t) @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* name : LPCWSTR -> (ptr uint16_t) *)
(* fontCollection : GpFontCollection* in/out -> (ptr void) *)
(* fontFamily : GpFontFamily** in/out -> (ptr void) *)
(* 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 ("GdipCreateFontFamilyFromName" gdip-create-font-family-from-name :convention :stdcall) :int32
  (name (:string :encoding :utf-16le))   ; LPCWSTR
  (font-collection :pointer)   ; GpFontCollection* in/out
  (font-family :pointer))   ; GpFontFamily** in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $GdipCreateFontFamilyFromName = Win32::API::More->new('gdiplus',
    'int GdipCreateFontFamilyFromName(LPCWSTR name, LPVOID fontCollection, LPVOID fontFamily)');
# my $ret = $GdipCreateFontFamilyFromName->Call($name, $fontCollection, $fontFamily);
# name : LPCWSTR -> LPCWSTR
# fontCollection : GpFontCollection* in/out -> LPVOID
# fontFamily : GpFontFamily** in/out -> LPVOID
# 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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