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GdipDrawImageRectI

関数

整数矩形に合わせて画像を拡大縮小して描画する。

DLLgdiplus.dll呼出規約winapi

シグネチャ

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

Status GdipDrawImageRectI(
    GpGraphics* graphics,
    GpImage* image,
    INT x,
    INT y,
    INT width,
    INT height
);

パラメーター

名前	型	方向	説明
graphics	GpGraphics*	inout	描画先のGDI+グラフィックスオブジェクトへのポインタ。
image	GpImage*	inout	描画する画像オブジェクトへのポインタ。
x	INT	in	描画先矩形左上隅のX座標(整数)。
y	INT	in	描画先矩形左上隅のY座標(整数)。
width	INT	in	描画先矩形の幅(整数)。画像を拡大縮小して収める。
height	INT	in	描画先矩形の高さ(整数)。画像を拡大縮小して収める。

戻り値の型: Status

各言語での呼び出し定義

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

Status GdipDrawImageRectI(
    GpGraphics* graphics,
    GpImage* image,
    INT x,
    INT y,
    INT width,
    INT height
);

[DllImport("gdiplus.dll", ExactSpelling = true)]
static extern int GdipDrawImageRectI(
    IntPtr graphics,   // GpGraphics* in/out
    IntPtr image,   // GpImage* in/out
    int x,   // INT
    int y,   // INT
    int width,   // INT
    int height   // INT
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipDrawImageRectI(
    graphics As IntPtr,   ' GpGraphics* in/out
    image As IntPtr,   ' GpImage* in/out
    x As Integer,   ' INT
    y As Integer,   ' INT
    width As Integer,   ' INT
    height As Integer   ' INT
) As Integer
End Function

' graphics : GpGraphics* in/out
' image : GpImage* in/out
' x : INT
' y : INT
' width : INT
' height : INT
Declare PtrSafe Function GdipDrawImageRectI Lib "gdiplus" ( _
    ByVal graphics As LongPtr, _
    ByVal image As LongPtr, _
    ByVal x As Long, _
    ByVal y As Long, _
    ByVal width As Long, _
    ByVal height 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

GdipDrawImageRectI = ctypes.windll.gdiplus.GdipDrawImageRectI
GdipDrawImageRectI.restype = ctypes.c_int
GdipDrawImageRectI.argtypes = [
    ctypes.c_void_p,  # graphics : GpGraphics* in/out
    ctypes.c_void_p,  # image : GpImage* in/out
    ctypes.c_int,  # x : INT
    ctypes.c_int,  # y : INT
    ctypes.c_int,  # width : INT
    ctypes.c_int,  # height : INT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipDrawImageRectI = Fiddle::Function.new(
  lib['GdipDrawImageRectI'],
  [
    Fiddle::TYPE_VOIDP,  # graphics : GpGraphics* in/out
    Fiddle::TYPE_VOIDP,  # image : GpImage* in/out
    Fiddle::TYPE_INT,  # x : INT
    Fiddle::TYPE_INT,  # y : INT
    Fiddle::TYPE_INT,  # width : INT
    Fiddle::TYPE_INT,  # height : INT
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipDrawImageRectI(
        graphics: *mut GpGraphics,  // GpGraphics* in/out
        image: *mut GpImage,  // GpImage* in/out
        x: i32,  // INT
        y: i32,  // INT
        width: i32,  // INT
        height: i32  // INT
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipDrawImageRectI(IntPtr graphics, IntPtr image, int x, int y, int width, int height);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipDrawImageRectI' -Namespace Win32 -PassThru
# $api::GdipDrawImageRectI(graphics, image, x, y, width, height)

#uselib "gdiplus.dll"
#func global GdipDrawImageRectI "GdipDrawImageRectI" sptr, sptr, sptr, sptr, sptr, sptr
; GdipDrawImageRectI varptr(graphics), varptr(image), x, y, width, height   ; 戻り値は stat
; graphics : GpGraphics* in/out -> "sptr"
; image : GpImage* in/out -> "sptr"
; x : INT -> "sptr"
; y : INT -> "sptr"
; width : INT -> "sptr"
; height : 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 GdipDrawImageRectI "GdipDrawImageRectI" var, var, int, int, int, int
; res = GdipDrawImageRectI(graphics, image, x, y, width, height)
; graphics : GpGraphics* in/out -> "var"
; image : GpImage* in/out -> "var"
; x : INT -> "int"
; y : INT -> "int"
; width : INT -> "int"
; height : 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。#uselib "gdiplus.dll"
#cfunc global GdipDrawImageRectI "GdipDrawImageRectI" sptr, sptr, int, int, int, int
; res = GdipDrawImageRectI(varptr(graphics), varptr(image), x, y, width, height)
; graphics : GpGraphics* in/out -> "sptr"
; image : GpImage* in/out -> "sptr"
; x : INT -> "int"
; y : INT -> "int"
; width : INT -> "int"
; height : INT -> "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 GdipDrawImageRectI(GpGraphics* graphics, GpImage* image, INT x, INT y, INT width, INT height)
#uselib "gdiplus.dll"
#cfunc global GdipDrawImageRectI "GdipDrawImageRectI" var, var, int, int, int, int
; res = GdipDrawImageRectI(graphics, image, x, y, width, height)
; graphics : GpGraphics* in/out -> "var"
; image : GpImage* in/out -> "var"
; x : INT -> "int"
; y : INT -> "int"
; width : INT -> "int"
; height : 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。; Status GdipDrawImageRectI(GpGraphics* graphics, GpImage* image, INT x, INT y, INT width, INT height)
#uselib "gdiplus.dll"
#cfunc global GdipDrawImageRectI "GdipDrawImageRectI" intptr, intptr, int, int, int, int
; res = GdipDrawImageRectI(varptr(graphics), varptr(image), x, y, width, height)
; graphics : GpGraphics* in/out -> "intptr"
; image : GpImage* in/out -> "intptr"
; x : INT -> "int"
; y : INT -> "int"
; width : INT -> "int"
; height : INT -> "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")
	procGdipDrawImageRectI = gdiplus.NewProc("GdipDrawImageRectI")
)

// graphics (GpGraphics* in/out), image (GpImage* in/out), x (INT), y (INT), width (INT), height (INT)
r1, _, err := procGdipDrawImageRectI.Call(
	uintptr(graphics),
	uintptr(image),
	uintptr(x),
	uintptr(y),
	uintptr(width),
	uintptr(height),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipDrawImageRectI(
  graphics: Pointer;   // GpGraphics* in/out
  image: Pointer;   // GpImage* in/out
  x: Integer;   // INT
  y: Integer;   // INT
  width: Integer;   // INT
  height: Integer   // INT
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipDrawImageRectI';

result := DllCall("gdiplus\GdipDrawImageRectI"
    , "Ptr", graphics   ; GpGraphics* in/out
    , "Ptr", image   ; GpImage* in/out
    , "Int", x   ; INT
    , "Int", y   ; INT
    , "Int", width   ; INT
    , "Int", height   ; INT
    , "Int")   ; return: Status

●GdipDrawImageRectI(graphics, image, x, y, width, height) = DLL("gdiplus.dll", "int GdipDrawImageRectI(void*, void*, int, int, int, int)")
# 呼び出し: GdipDrawImageRectI(graphics, image, x, y, width, height)
# graphics : GpGraphics* in/out -> "void*"
# image : GpImage* in/out -> "void*"
# x : INT -> "int"
# y : INT -> "int"
# width : INT -> "int"
# height : 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 GdipDrawImageRectI(
    graphics: [*c]GpGraphics, // GpGraphics* in/out
    image: [*c]GpImage, // GpImage* in/out
    x: i32, // INT
    y: i32, // INT
    width: i32, // INT
    height: i32 // INT
) callconv(std.os.windows.WINAPI) i32;

proc GdipDrawImageRectI(
    graphics: ptr GpGraphics,  # GpGraphics* in/out
    image: ptr GpImage,  # GpImage* in/out
    x: int32,  # INT
    y: int32,  # INT
    width: int32,  # INT
    height: int32  # INT
): int32 {.importc: "GdipDrawImageRectI", stdcall, dynlib: "gdiplus.dll".}

pragma(lib, "gdiplus");
extern(Windows)
int GdipDrawImageRectI(
    GpGraphics* graphics,   // GpGraphics* in/out
    GpImage* image,   // GpImage* in/out
    int x,   // INT
    int y,   // INT
    int width,   // INT
    int height   // INT
);

ccall((:GdipDrawImageRectI, "gdiplus.dll"), stdcall, Int32,
      (Ptr{GpGraphics}, Ptr{GpImage}, Int32, Int32, Int32, Int32),
      graphics, image, x, y, width, height)
# graphics : GpGraphics* in/out -> Ptr{GpGraphics}
# image : GpImage* in/out -> Ptr{GpImage}
# x : INT -> Int32
# y : INT -> Int32
# width : INT -> Int32
# height : 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 GdipDrawImageRectI(
    void* graphics,
    void* image,
    int32_t x,
    int32_t y,
    int32_t width,
    int32_t height);
]]
local gdiplus = ffi.load("gdiplus")
-- gdiplus.GdipDrawImageRectI(graphics, image, x, y, width, height)
-- graphics : GpGraphics* in/out
-- image : GpImage* in/out
-- x : INT
-- y : INT
-- width : INT
-- height : 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 GdipDrawImageRectI = lib.func('__stdcall', 'GdipDrawImageRectI', 'int32_t', ['void *', 'void *', 'int32_t', 'int32_t', 'int32_t', 'int32_t']);
// GdipDrawImageRectI(graphics, image, x, y, width, height)
// graphics : GpGraphics* in/out -> 'void *'
// image : GpImage* in/out -> 'void *'
// x : INT -> 'int32_t'
// y : INT -> 'int32_t'
// width : INT -> 'int32_t'
// height : 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", {
  GdipDrawImageRectI: { parameters: ["pointer", "pointer", "i32", "i32", "i32", "i32"], result: "i32" },
});
// lib.symbols.GdipDrawImageRectI(graphics, image, x, y, width, height)
// graphics : GpGraphics* in/out -> "pointer"
// image : GpImage* in/out -> "pointer"
// x : INT -> "i32"
// y : INT -> "i32"
// width : INT -> "i32"
// height : 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 GdipDrawImageRectI(
    void* graphics,
    void* image,
    int32_t x,
    int32_t y,
    int32_t width,
    int32_t height);
C, "gdiplus.dll");
// $ffi->GdipDrawImageRectI(graphics, image, x, y, width, height);
// graphics : GpGraphics* in/out
// image : GpImage* in/out
// x : INT
// y : INT
// width : INT
// height : 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 GdipDrawImageRectI(
        Pointer graphics,   // GpGraphics* in/out
        Pointer image,   // GpImage* in/out
        int x,   // INT
        int y,   // INT
        int width,   // INT
        int height   // INT
    );
}

@[Link("gdiplus")]
lib Libgdiplus
  fun GdipDrawImageRectI = GdipDrawImageRectI(
    graphics : GpGraphics*,   # GpGraphics* in/out
    image : GpImage*,   # GpImage* in/out
    x : Int32,   # INT
    y : Int32,   # INT
    width : Int32,   # INT
    height : 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 GdipDrawImageRectINative = Int32 Function(Pointer<Void>, Pointer<Void>, Int32, Int32, Int32, Int32);
typedef GdipDrawImageRectIDart = int Function(Pointer<Void>, Pointer<Void>, int, int, int, int);
final GdipDrawImageRectI = DynamicLibrary.open('gdiplus.dll')
    .lookupFunction<GdipDrawImageRectINative, GdipDrawImageRectIDart>('GdipDrawImageRectI');
// graphics : GpGraphics* in/out -> Pointer<Void>
// image : GpImage* in/out -> Pointer<Void>
// x : INT -> Int32
// y : INT -> Int32
// width : INT -> Int32
// height : INT -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GdipDrawImageRectI(
  graphics: Pointer;   // GpGraphics* in/out
  image: Pointer;   // GpImage* in/out
  x: Integer;   // INT
  y: Integer;   // INT
  width: Integer;   // INT
  height: Integer   // INT
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipDrawImageRectI';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "GdipDrawImageRectI"
  c_GdipDrawImageRectI :: Ptr () -> Ptr () -> Int32 -> Int32 -> Int32 -> Int32 -> IO Int32
-- graphics : GpGraphics* in/out -> Ptr ()
-- image : GpImage* in/out -> Ptr ()
-- x : INT -> Int32
-- y : INT -> Int32
-- width : INT -> Int32
-- height : 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 gdipdrawimagerecti =
  foreign "GdipDrawImageRectI"
    ((ptr void) @-> (ptr void) @-> int32_t @-> int32_t @-> int32_t @-> int32_t @-> returning int32_t)
(* graphics : GpGraphics* in/out -> (ptr void) *)
(* image : GpImage* in/out -> (ptr void) *)
(* x : INT -> int32_t *)
(* y : INT -> int32_t *)
(* width : INT -> int32_t *)
(* height : 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 ("GdipDrawImageRectI" gdip-draw-image-rect-i :convention :stdcall) :int32
  (graphics :pointer)   ; GpGraphics* in/out
  (image :pointer)   ; GpImage* in/out
  (x :int32)   ; INT
  (y :int32)   ; INT
  (width :int32)   ; INT
  (height :int32))   ; INT
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GdipDrawImageRectI = Win32::API::More->new('gdiplus',
    'int GdipDrawImageRectI(LPVOID graphics, LPVOID image, int x, int y, int width, int height)');
# my $ret = $GdipDrawImageRectI->Call($graphics, $image, $x, $y, $width, $height);
# graphics : GpGraphics* in/out -> LPVOID
# image : GpImage* in/out -> LPVOID
# x : INT -> int
# y : INT -> int
# width : INT -> int
# height : INT -> int
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

GdipDrawImageRectI

シグネチャ

パラメーター

各言語での呼び出し定義

関連項目