ScriptXtoCP

関数

表示上のX座標から文字位置を算出する。

DLLUSP10.dll呼出規約winapi対応OSWindows 2000 以降

シグネチャ

// USP10.dll
#include <windows.h>

HRESULT ScriptXtoCP(
    INT iX,
    INT cChars,
    INT cGlyphs,
    const WORD* pwLogClust,
    const SCRIPT_VISATTR* psva,
    const INT* piAdvance,
    const SCRIPT_ANALYSIS* psa,
    INT* piCP,
    INT* piTrailing
);

パラメーター

名前	型	方向
iX	INT	in
cChars	INT	in
cGlyphs	INT	in
pwLogClust	WORD*	in
psva	SCRIPT_VISATTR*	in
piAdvance	INT*	in
psa	SCRIPT_ANALYSIS*	in
piCP	INT*	out
piTrailing	INT*	out

戻り値の型: HRESULT

各言語での呼び出し定義

// USP10.dll
#include <windows.h>

HRESULT ScriptXtoCP(
    INT iX,
    INT cChars,
    INT cGlyphs,
    const WORD* pwLogClust,
    const SCRIPT_VISATTR* psva,
    const INT* piAdvance,
    const SCRIPT_ANALYSIS* psa,
    INT* piCP,
    INT* piTrailing
);

[DllImport("USP10.dll", ExactSpelling = true)]
static extern int ScriptXtoCP(
    int iX,   // INT
    int cChars,   // INT
    int cGlyphs,   // INT
    ref ushort pwLogClust,   // WORD*
    IntPtr psva,   // SCRIPT_VISATTR*
    ref int piAdvance,   // INT*
    IntPtr psa,   // SCRIPT_ANALYSIS*
    out int piCP,   // INT* out
    out int piTrailing   // INT* out
);

<DllImport("USP10.dll", ExactSpelling:=True)>
Public Shared Function ScriptXtoCP(
    iX As Integer,   ' INT
    cChars As Integer,   ' INT
    cGlyphs As Integer,   ' INT
    ByRef pwLogClust As UShort,   ' WORD*
    psva As IntPtr,   ' SCRIPT_VISATTR*
    ByRef piAdvance As Integer,   ' INT*
    psa As IntPtr,   ' SCRIPT_ANALYSIS*
    <Out> ByRef piCP As Integer,   ' INT* out
    <Out> ByRef piTrailing As Integer   ' INT* out
) As Integer
End Function

' iX : INT
' cChars : INT
' cGlyphs : INT
' pwLogClust : WORD*
' psva : SCRIPT_VISATTR*
' piAdvance : INT*
' psa : SCRIPT_ANALYSIS*
' piCP : INT* out
' piTrailing : INT* out
Declare PtrSafe Function ScriptXtoCP Lib "usp10" ( _
    ByVal iX As Long, _
    ByVal cChars As Long, _
    ByVal cGlyphs As Long, _
    ByRef pwLogClust As Integer, _
    ByVal psva As LongPtr, _
    ByRef piAdvance As Long, _
    ByVal psa As LongPtr, _
    ByRef piCP As Long, _
    ByRef piTrailing 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

ScriptXtoCP = ctypes.windll.usp10.ScriptXtoCP
ScriptXtoCP.restype = ctypes.c_int
ScriptXtoCP.argtypes = [
    ctypes.c_int,  # iX : INT
    ctypes.c_int,  # cChars : INT
    ctypes.c_int,  # cGlyphs : INT
    ctypes.POINTER(ctypes.c_ushort),  # pwLogClust : WORD*
    ctypes.c_void_p,  # psva : SCRIPT_VISATTR*
    ctypes.POINTER(ctypes.c_int),  # piAdvance : INT*
    ctypes.c_void_p,  # psa : SCRIPT_ANALYSIS*
    ctypes.POINTER(ctypes.c_int),  # piCP : INT* out
    ctypes.POINTER(ctypes.c_int),  # piTrailing : INT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USP10.dll')
ScriptXtoCP = Fiddle::Function.new(
  lib['ScriptXtoCP'],
  [
    Fiddle::TYPE_INT,  # iX : INT
    Fiddle::TYPE_INT,  # cChars : INT
    Fiddle::TYPE_INT,  # cGlyphs : INT
    Fiddle::TYPE_VOIDP,  # pwLogClust : WORD*
    Fiddle::TYPE_VOIDP,  # psva : SCRIPT_VISATTR*
    Fiddle::TYPE_VOIDP,  # piAdvance : INT*
    Fiddle::TYPE_VOIDP,  # psa : SCRIPT_ANALYSIS*
    Fiddle::TYPE_VOIDP,  # piCP : INT* out
    Fiddle::TYPE_VOIDP,  # piTrailing : INT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "usp10")]
extern "system" {
    fn ScriptXtoCP(
        iX: i32,  // INT
        cChars: i32,  // INT
        cGlyphs: i32,  // INT
        pwLogClust: *const u16,  // WORD*
        psva: *const SCRIPT_VISATTR,  // SCRIPT_VISATTR*
        piAdvance: *const i32,  // INT*
        psa: *const SCRIPT_ANALYSIS,  // SCRIPT_ANALYSIS*
        piCP: *mut i32,  // INT* out
        piTrailing: *mut i32  // INT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("USP10.dll")]
public static extern int ScriptXtoCP(int iX, int cChars, int cGlyphs, ref ushort pwLogClust, IntPtr psva, ref int piAdvance, IntPtr psa, out int piCP, out int piTrailing);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USP10_ScriptXtoCP' -Namespace Win32 -PassThru
# $api::ScriptXtoCP(iX, cChars, cGlyphs, pwLogClust, psva, piAdvance, psa, piCP, piTrailing)

#uselib "USP10.dll"
#func global ScriptXtoCP "ScriptXtoCP" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; ScriptXtoCP iX, cChars, cGlyphs, varptr(pwLogClust), varptr(psva), varptr(piAdvance), varptr(psa), varptr(piCP), varptr(piTrailing)   ; 戻り値は stat
; iX : INT -> "sptr"
; cChars : INT -> "sptr"
; cGlyphs : INT -> "sptr"
; pwLogClust : WORD* -> "sptr"
; psva : SCRIPT_VISATTR* -> "sptr"
; piAdvance : INT* -> "sptr"
; psa : SCRIPT_ANALYSIS* -> "sptr"
; piCP : INT* out -> "sptr"
; piTrailing : INT* 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 "USP10.dll"
#cfunc global ScriptXtoCP "ScriptXtoCP" int, int, int, var, var, var, var, var, var
; res = ScriptXtoCP(iX, cChars, cGlyphs, pwLogClust, psva, piAdvance, psa, piCP, piTrailing)
; iX : INT -> "int"
; cChars : INT -> "int"
; cGlyphs : INT -> "int"
; pwLogClust : WORD* -> "var"
; psva : SCRIPT_VISATTR* -> "var"
; piAdvance : INT* -> "var"
; psa : SCRIPT_ANALYSIS* -> "var"
; piCP : INT* out -> "var"
; piTrailing : INT* 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。#uselib "USP10.dll"
#cfunc global ScriptXtoCP "ScriptXtoCP" int, int, int, sptr, sptr, sptr, sptr, sptr, sptr
; res = ScriptXtoCP(iX, cChars, cGlyphs, varptr(pwLogClust), varptr(psva), varptr(piAdvance), varptr(psa), varptr(piCP), varptr(piTrailing))
; iX : INT -> "int"
; cChars : INT -> "int"
; cGlyphs : INT -> "int"
; pwLogClust : WORD* -> "sptr"
; psva : SCRIPT_VISATTR* -> "sptr"
; piAdvance : INT* -> "sptr"
; psa : SCRIPT_ANALYSIS* -> "sptr"
; piCP : INT* out -> "sptr"
; piTrailing : INT* out -> "sptr"
; ※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:

; HRESULT ScriptXtoCP(INT iX, INT cChars, INT cGlyphs, WORD* pwLogClust, SCRIPT_VISATTR* psva, INT* piAdvance, SCRIPT_ANALYSIS* psa, INT* piCP, INT* piTrailing)
#uselib "USP10.dll"
#cfunc global ScriptXtoCP "ScriptXtoCP" int, int, int, var, var, var, var, var, var
; res = ScriptXtoCP(iX, cChars, cGlyphs, pwLogClust, psva, piAdvance, psa, piCP, piTrailing)
; iX : INT -> "int"
; cChars : INT -> "int"
; cGlyphs : INT -> "int"
; pwLogClust : WORD* -> "var"
; psva : SCRIPT_VISATTR* -> "var"
; piAdvance : INT* -> "var"
; psa : SCRIPT_ANALYSIS* -> "var"
; piCP : INT* out -> "var"
; piTrailing : INT* 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。; HRESULT ScriptXtoCP(INT iX, INT cChars, INT cGlyphs, WORD* pwLogClust, SCRIPT_VISATTR* psva, INT* piAdvance, SCRIPT_ANALYSIS* psa, INT* piCP, INT* piTrailing)
#uselib "USP10.dll"
#cfunc global ScriptXtoCP "ScriptXtoCP" int, int, int, intptr, intptr, intptr, intptr, intptr, intptr
; res = ScriptXtoCP(iX, cChars, cGlyphs, varptr(pwLogClust), varptr(psva), varptr(piAdvance), varptr(psa), varptr(piCP), varptr(piTrailing))
; iX : INT -> "int"
; cChars : INT -> "int"
; cGlyphs : INT -> "int"
; pwLogClust : WORD* -> "intptr"
; psva : SCRIPT_VISATTR* -> "intptr"
; piAdvance : INT* -> "intptr"
; psa : SCRIPT_ANALYSIS* -> "intptr"
; piCP : INT* out -> "intptr"
; piTrailing : INT* out -> "intptr"
; ※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 (
	usp10 = windows.NewLazySystemDLL("USP10.dll")
	procScriptXtoCP = usp10.NewProc("ScriptXtoCP")
)

// iX (INT), cChars (INT), cGlyphs (INT), pwLogClust (WORD*), psva (SCRIPT_VISATTR*), piAdvance (INT*), psa (SCRIPT_ANALYSIS*), piCP (INT* out), piTrailing (INT* out)
r1, _, err := procScriptXtoCP.Call(
	uintptr(iX),
	uintptr(cChars),
	uintptr(cGlyphs),
	uintptr(pwLogClust),
	uintptr(psva),
	uintptr(piAdvance),
	uintptr(psa),
	uintptr(piCP),
	uintptr(piTrailing),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function ScriptXtoCP(
  iX: Integer;   // INT
  cChars: Integer;   // INT
  cGlyphs: Integer;   // INT
  pwLogClust: Pointer;   // WORD*
  psva: Pointer;   // SCRIPT_VISATTR*
  piAdvance: Pointer;   // INT*
  psa: Pointer;   // SCRIPT_ANALYSIS*
  piCP: Pointer;   // INT* out
  piTrailing: Pointer   // INT* out
): Integer; stdcall;
  external 'USP10.dll' name 'ScriptXtoCP';

result := DllCall("USP10\ScriptXtoCP"
    , "Int", iX   ; INT
    , "Int", cChars   ; INT
    , "Int", cGlyphs   ; INT
    , "Ptr", pwLogClust   ; WORD*
    , "Ptr", psva   ; SCRIPT_VISATTR*
    , "Ptr", piAdvance   ; INT*
    , "Ptr", psa   ; SCRIPT_ANALYSIS*
    , "Ptr", piCP   ; INT* out
    , "Ptr", piTrailing   ; INT* out
    , "Int")   ; return: HRESULT

●ScriptXtoCP(iX, cChars, cGlyphs, pwLogClust, psva, piAdvance, psa, piCP, piTrailing) = DLL("USP10.dll", "int ScriptXtoCP(int, int, int, void*, void*, void*, void*, void*, void*)")
# 呼び出し: ScriptXtoCP(iX, cChars, cGlyphs, pwLogClust, psva, piAdvance, psa, piCP, piTrailing)
# iX : INT -> "int"
# cChars : INT -> "int"
# cGlyphs : INT -> "int"
# pwLogClust : WORD* -> "void*"
# psva : SCRIPT_VISATTR* -> "void*"
# piAdvance : INT* -> "void*"
# psa : SCRIPT_ANALYSIS* -> "void*"
# piCP : INT* out -> "void*"
# piTrailing : INT* 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)。