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DWRITE_GLYPH_IMAGE_DATA
構造体サイズ=各フィールドのバイト数(x64/x86 で異なる場合は x64/x86 と併記)。x64/x86 列=フィールドのバイトオフセット(HSPで dupptr / lpoke / wpoke 等に使用)。
フィールド
| フィールド | 型 | サイズ | x64 | x86 | 説明 |
|---|---|---|---|---|---|
| imageData | void* | 8/4 | +0 | +0 | グリフ画像の生データへのポインタ。形式は要求した画像種別に依存する。 |
| imageDataSize | DWORD | 4 | +8 | +4 | imageDataが指すデータのバイト数。 |
| uniqueDataId | DWORD | 4 | +12 | +8 | 画像データを識別する一意ID。キャッシュ判定に利用できる。 |
| pixelsPerEm | DWORD | 4 | +16 | +12 | 画像のem当たりのピクセル数(解像度)。 |
| pixelSize | D2D_SIZE_U | 8 | +20 | +16 | 画像のピクセル単位のサイズ(幅・高さ)をD2D_SIZE_Uで表す値。 |
| horizontalLeftOrigin | POINT | 8 | +28 | +24 | 横書き時の左側原点座標をピクセル単位で表す値。 |
| horizontalRightOrigin | POINT | 8 | +36 | +32 | 横書き時の右側原点座標をピクセル単位で表す値。 |
| verticalTopOrigin | POINT | 8 | +44 | +40 | 縦書き時の上側原点座標をピクセル単位で表す値。 |
| verticalBottomOrigin | POINT | 8 | +52 | +48 | 縦書き時の下側原点座標をピクセル単位で表す値。 |
各言語での定義
#include <windows.h>
// D2D_SIZE_U (x64 8 / x86 8 バイト)
typedef struct D2D_SIZE_U {
DWORD width;
DWORD height;
} D2D_SIZE_U;
// POINT (x64 8 / x86 8 バイト)
typedef struct POINT {
INT x;
INT y;
} POINT;
// DWRITE_GLYPH_IMAGE_DATA (x64 64 / x86 56 バイト)
typedef struct DWRITE_GLYPH_IMAGE_DATA {
void* imageData;
DWORD imageDataSize;
DWORD uniqueDataId;
DWORD pixelsPerEm;
D2D_SIZE_U pixelSize;
POINT horizontalLeftOrigin;
POINT horizontalRightOrigin;
POINT verticalTopOrigin;
POINT verticalBottomOrigin;
} DWRITE_GLYPH_IMAGE_DATA;using System;
using System.Runtime.InteropServices;
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct D2D_SIZE_U
{
public uint width;
public uint height;
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct POINT
{
public int x;
public int y;
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DWRITE_GLYPH_IMAGE_DATA
{
public IntPtr imageData;
public uint imageDataSize;
public uint uniqueDataId;
public uint pixelsPerEm;
public D2D_SIZE_U pixelSize;
public POINT horizontalLeftOrigin;
public POINT horizontalRightOrigin;
public POINT verticalTopOrigin;
public POINT verticalBottomOrigin;
}Imports System.Runtime.InteropServices
<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure D2D_SIZE_U
Public width As UInteger
Public height As UInteger
End Structure
<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure POINT
Public x As Integer
Public y As Integer
End Structure
<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DWRITE_GLYPH_IMAGE_DATA
Public imageData As IntPtr
Public imageDataSize As UInteger
Public uniqueDataId As UInteger
Public pixelsPerEm As UInteger
Public pixelSize As D2D_SIZE_U
Public horizontalLeftOrigin As POINT
Public horizontalRightOrigin As POINT
Public verticalTopOrigin As POINT
Public verticalBottomOrigin As POINT
End Structureimport ctypes
from ctypes import wintypes
class D2D_SIZE_U(ctypes.Structure):
_fields_ = [
("width", wintypes.DWORD),
("height", wintypes.DWORD),
]
class POINT(ctypes.Structure):
_fields_ = [
("x", ctypes.c_int),
("y", ctypes.c_int),
]
class DWRITE_GLYPH_IMAGE_DATA(ctypes.Structure):
_fields_ = [
("imageData", ctypes.c_void_p),
("imageDataSize", wintypes.DWORD),
("uniqueDataId", wintypes.DWORD),
("pixelsPerEm", wintypes.DWORD),
("pixelSize", D2D_SIZE_U),
("horizontalLeftOrigin", POINT),
("horizontalRightOrigin", POINT),
("verticalTopOrigin", POINT),
("verticalBottomOrigin", POINT),
]#[repr(C)]
pub struct D2D_SIZE_U {
pub width: u32,
pub height: u32,
}
#[repr(C)]
pub struct POINT {
pub x: i32,
pub y: i32,
}
#[repr(C)]
pub struct DWRITE_GLYPH_IMAGE_DATA {
pub imageData: *mut core::ffi::c_void,
pub imageDataSize: u32,
pub uniqueDataId: u32,
pub pixelsPerEm: u32,
pub pixelSize: D2D_SIZE_U,
pub horizontalLeftOrigin: POINT,
pub horizontalRightOrigin: POINT,
pub verticalTopOrigin: POINT,
pub verticalBottomOrigin: POINT,
}import "golang.org/x/sys/windows"
type D2D_SIZE_U struct {
width uint32
height uint32
}
type POINT struct {
x int32
y int32
}
type DWRITE_GLYPH_IMAGE_DATA struct {
imageData uintptr
imageDataSize uint32
uniqueDataId uint32
pixelsPerEm uint32
pixelSize D2D_SIZE_U
horizontalLeftOrigin POINT
horizontalRightOrigin POINT
verticalTopOrigin POINT
verticalBottomOrigin POINT
}type
D2D_SIZE_U = record
width: DWORD;
height: DWORD;
end;
POINT = record
x: Integer;
y: Integer;
end;
DWRITE_GLYPH_IMAGE_DATA = record
imageData: Pointer;
imageDataSize: DWORD;
uniqueDataId: DWORD;
pixelsPerEm: DWORD;
pixelSize: D2D_SIZE_U;
horizontalLeftOrigin: POINT;
horizontalRightOrigin: POINT;
verticalTopOrigin: POINT;
verticalBottomOrigin: POINT;
end;const D2D_SIZE_U = extern struct {
width: u32,
height: u32,
};
const POINT = extern struct {
x: i32,
y: i32,
};
const DWRITE_GLYPH_IMAGE_DATA = extern struct {
imageData: ?*anyopaque,
imageDataSize: u32,
uniqueDataId: u32,
pixelsPerEm: u32,
pixelSize: D2D_SIZE_U,
horizontalLeftOrigin: POINT,
horizontalRightOrigin: POINT,
verticalTopOrigin: POINT,
verticalBottomOrigin: POINT,
};type
D2D_SIZE_U {.bycopy.} = object
width: uint32
height: uint32
POINT {.bycopy.} = object
x: int32
y: int32
DWRITE_GLYPH_IMAGE_DATA {.bycopy.} = object
imageData: pointer
imageDataSize: uint32
uniqueDataId: uint32
pixelsPerEm: uint32
pixelSize: D2D_SIZE_U
horizontalLeftOrigin: POINT
horizontalRightOrigin: POINT
verticalTopOrigin: POINT
verticalBottomOrigin: POINTstruct D2D_SIZE_U
{
uint width;
uint height;
}
struct POINT
{
int x;
int y;
}
struct DWRITE_GLYPH_IMAGE_DATA
{
void* imageData;
uint imageDataSize;
uint uniqueDataId;
uint pixelsPerEm;
D2D_SIZE_U pixelSize;
POINT horizontalLeftOrigin;
POINT horizontalRightOrigin;
POINT verticalTopOrigin;
POINT verticalBottomOrigin;
}HSP用 定義
HSP3.7/3.8 は構造体機能が無いため4byte整数配列(dim)+peek/poke で操作(32/64bitでサイズ・位置が異なる場合はタブで分割)。IronHSP は NSTRUCT(#defstruct/stdim/->)で32/64bit共通。
; HSP3.7/3.8 は構造体機能が無いため、4byte整数の配列変数で操作します。(x86 レイアウト)
; DWRITE_GLYPH_IMAGE_DATA サイズ: 56 バイト(x86)
dim st, 14 ; 4byte整数×14(構造体サイズ 56 / 4 切り上げ)
; imageData : void* (+0, 4byte) st.0 = 値 / 値 = st.0 (lpoke/lpeek も可)
; imageDataSize : DWORD (+4, 4byte) st.1 = 値 / 値 = st.1 (lpoke/lpeek も可)
; uniqueDataId : DWORD (+8, 4byte) st.2 = 値 / 値 = st.2 (lpoke/lpeek も可)
; pixelsPerEm : DWORD (+12, 4byte) st.3 = 値 / 値 = st.3 (lpoke/lpeek も可)
; pixelSize : D2D_SIZE_U (+16, 8byte) varptr(st)+16 を基点に操作(8byte:入れ子/配列)
; horizontalLeftOrigin : POINT (+24, 8byte) varptr(st)+24 を基点に操作(8byte:入れ子/配列)
; horizontalRightOrigin : POINT (+32, 8byte) varptr(st)+32 を基点に操作(8byte:入れ子/配列)
; verticalTopOrigin : POINT (+40, 8byte) varptr(st)+40 を基点に操作(8byte:入れ子/配列)
; verticalBottomOrigin : POINT (+48, 8byte) varptr(st)+48 を基点に操作(8byte:入れ子/配列)
; ※4byte境界の整数は添字 st.N(N=オフセット/4)で読み書き可。それ以外は peek/poke 系を使用。; HSP3.7/3.8 は構造体機能が無いため、4byte整数の配列変数で操作します。(x64 レイアウト)
; DWRITE_GLYPH_IMAGE_DATA サイズ: 64 バイト(x64)
dim st, 16 ; 4byte整数×16(構造体サイズ 64 / 4 切り上げ)
; imageData : void* (+0, 8byte) qpoke st,0,値 / qpeek(st,0) ※IronHSPのみ。3.7/3.8は lpoke st,0,下位 : lpoke st,4,上位
; imageDataSize : DWORD (+8, 4byte) st.2 = 値 / 値 = st.2 (lpoke/lpeek も可)
; uniqueDataId : DWORD (+12, 4byte) st.3 = 値 / 値 = st.3 (lpoke/lpeek も可)
; pixelsPerEm : DWORD (+16, 4byte) st.4 = 値 / 値 = st.4 (lpoke/lpeek も可)
; pixelSize : D2D_SIZE_U (+20, 8byte) varptr(st)+20 を基点に操作(8byte:入れ子/配列)
; horizontalLeftOrigin : POINT (+28, 8byte) varptr(st)+28 を基点に操作(8byte:入れ子/配列)
; horizontalRightOrigin : POINT (+36, 8byte) varptr(st)+36 を基点に操作(8byte:入れ子/配列)
; verticalTopOrigin : POINT (+44, 8byte) varptr(st)+44 を基点に操作(8byte:入れ子/配列)
; verticalBottomOrigin : POINT (+52, 8byte) varptr(st)+52 を基点に操作(8byte:入れ子/配列)
; ※4byte境界の整数は添字 st.N(N=オフセット/4)で読み書き可。それ以外は peek/poke 系を使用。; IronHSP は NSTRUCT(構造体)をサポート。32bit/64bit どちらでも同じコードで動作します。
; ※GUID・入れ子構造体はデフォルト型でないため、依存する #defstruct を先に定義(下記に同梱)。
#defstruct global D2D_SIZE_U
#field int width
#field int height
#endstruct
#defstruct global POINT
#field int x
#field int y
#endstruct
#defstruct global DWRITE_GLYPH_IMAGE_DATA
#field intptr imageData
#field int imageDataSize
#field int uniqueDataId
#field int pixelsPerEm
#field D2D_SIZE_U pixelSize
#field POINT horizontalLeftOrigin
#field POINT horizontalRightOrigin
#field POINT verticalTopOrigin
#field POINT verticalBottomOrigin
#endstruct
stdim st, DWRITE_GLYPH_IMAGE_DATA ; NSTRUCT 変数を確保
st->imageDataSize = 100
mes "imageDataSize=" + st->imageDataSize