'\" t
.\" Copyright \(co 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1994, 1996 X Consortium
.\"
.\" Permission is hereby granted, free of charge, to any person obtaining
.\" a copy of this software and associated documentation files (the
.\" "Software"), to deal in the Software without restriction, including
.\" without limitation the rights to use, copy, modify, merge, publish,
.\" distribute, sublicense, and/or sell copies of the Software, and to
.\" permit persons to whom the Software is furnished to do so, subject to
.\" the following conditions:
.\"
.\" The above copyright notice and this permission notice shall be included
.\" in all copies or substantial portions of the Software.
.\"
.\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
.\" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
.\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
.\" IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
.\" OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
.\" ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
.\" OTHER DEALINGS IN THE SOFTWARE.
.\"
.\" Except as contained in this notice, the name of the X Consortium shall
.\" not be used in advertising or otherwise to promote the sale, use or
.\" other dealings in this Software without prior written authorization
.\" from the X Consortium.
.\"
.\" Copyright \(co 1985, 1986, 1987, 1988, 1989, 1990, 1991 by
.\" Digital Equipment Corporation
.\"
.\" Portions Copyright \(co 1990, 1991 by
.\" Tektronix, Inc.
.\"
.\" Permission to use, copy, modify and distribute this documentation for
.\" any purpose and without fee is hereby granted, provided that the above
.\" copyright notice appears in all copies and that both that copyright notice
.\" and this permission notice appear in all copies, and that the names of
.\" Digital and Tektronix not be used in in advertising or publicity pertaining
.\" to this documentation without specific, written prior permission.
.\" Digital and Tektronix makes no representations about the suitability
.\" of this documentation for any purpose.
.\" It is provided ``as is'' without express or implied warranty.
.\" 
.\" Copyright (c) 1998, 2001 The X Japanese Documentation Project.
.\" 
.\" Permission is hereby granted, free of charge, to any person obtaining a
.\" copy of this software and associated documentation files (the
.\" "Software"), to deal in the Software without restriction, including
.\" without limitation the rights to use, copy, modify, merge, publish, dis-
.\" tribute, sublicense, and/or sell copies of the Software, and to permit
.\" persons to whom the Software is furnished to do so, subject to the fol-
.\" lowing conditions:
.\" 
.\" The above copyright notice and this permission notice shall be included
.\" in all copies or substantial portions of the Software.
.\" 
.\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
.\" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
.\" ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT
.\" SHALL  THE X JAPANESE DOCUMENTATION PROJECT  BE  LIABLE  FOR  ANY CLAIM,
.\" DAMAGES OR OTHER LIABILITY,  WHETHER IN AN ACTION OF CONTRACT,  TORT OR
.\" OTHERWISE,  ARISING FROM,  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
.\" THE USE OR OTHER DEALINGS IN THE SOFTWARE.
.\" 
.\" Except as contained in this notice, the name of The X Japanese
.\" Documentation Project shall not be used in advertising or otherwise to
.\" promote the sale, use or other dealings in this Software without prior
.\" written authorization from The X Japanese Documentation Project.
.\" 
.\" X Window System is a trademark of The Open Group.
.\"
.\" Translated Tue Oct 27 00:00:00 JST 1998
.\"         by FUJIWARA Teruyoshi <fujiwara@linux.or.jp>
.\" Updated Sat Sep 29 13:03:21 JST 2001 for XFree86 4.1.0
.\"         by FUJIWARA Teruyoshi <fujiwara@linux.or.jp>
.\"
.\" $XFree86: xc/doc/man/X11/XGetVInfo.man,v 1.3 2001/02/07 22:35:20 tsi Exp $
.\"
.ds xT X Toolkit Intrinsics \- C Language Interface
.ds xW Athena X Widgets \- C Language X Toolkit Interface
.ds xL Xlib \- C Language X Interface
.ds xC Inter-Client Communication Conventions Manual
.na
.de Ds
.nf
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'\" t
.TH XGetVisualInfo 3X11 "Release 6.5" "X Version 11" "XLIB FUNCTIONS"
.SH 名前
.\"0 XGetVisualInfo, XMatchVisualInfo, XVisualIDFromVisual, XVisualInfo \- obtain visual information and visual structure
XGetVisualInfo, XMatchVisualInfo, XVisualIDFromVisual, XVisualInfo \- ビジュアル情報とビジュアル構造体を取得する
.SH 書式
XVisualInfo *XGetVisualInfo\^(\^\fIdisplay\fP, \fIvinfo_mask\fP, \fIvinfo_template\fP, \fInitems_return\fP\^)
.br
      Display *\fIdisplay\fP\^;
.br
      long \fIvinfo_mask\fP\^;
.br
      XVisualInfo *\fIvinfo_template\fP\^;
.br
      int *\fInitems_return\fP\^;
.LP
Status XMatchVisualInfo\^(\^\fIdisplay\fP, \fIscreen\fP, \fIdepth\fP, \fIclass\fP, \fIvinfo_return\fP\^)
.br
      Display *\fIdisplay\fP\^;
.br
      int \fIscreen\fP\^;
.br
      int \fIdepth\fP\^;
.br
      int \fIclass\fP\^;
.br
      XVisualInfo *\fIvinfo_return\fP\^;
.LP
VisualID XVisualIDFromVisual\^(\^\fIvisual\fP\^)
.br
       Visual *\^\fIvisual\fP\^;
.SH 引き数
.IP \fIclass\fP 1i
.\"0 Specifies the class of the screen.
スクリーンのクラスを指定する。
.IP \fIdepth\fP 1i
.\"0 Specifies the depth of the screen.
スクリーンの深さを指定する。
.IP \fIdisplay\fP 1i
.\"0 Specifies the connection to the X server.
X サーバへの接続を指定する。
.IP \fInitems_return\fP 1i
.\"0 Returns the number of matching visual structures.
マッチしたビジュアル構造体の数が返される。
.IP \fIscreen\fP 1i
.\"0 Specifies the screen.
スクリーンを指定する。
.IP \fIvisual\fP 1i
.\"0 Specifies the visual type.
ビジュアル型を指定する。
.IP \fIvinfo_mask\fP 1i
.\"0 Specifies the visual mask value.
ビジュアルのマスク値を指定する。
.IP \fIvinfo_return\fP 1i
.\"0 Returns the matched visual information.
マッチしたビジュアル情報が返される。
.IP \fIvinfo_template\fP 1i
.\"0 Specifies the visual attributes that are to be used in matching the visual
.\"0 structures.
ビジュアル構造体とのマッチングで使うビジュアル属性を指定する。
.SH 説明
.\"0 The
.\"0 .ZN XGetVisualInfo
.\"0 function returns a list of visual structures that have attributes 
.\"0 equal to the attributes specified by vinfo_template.
関数
.ZN XGetVisualInfo
は vinfo_template で指定した属性と同じ属性を持つビジュアル構造体の
リストを返す。
.\"0 If no visual structures match the template using the specified vinfo_mask,
.\"0 .ZN XGetVisualInfo
.\"0 returns a NULL.
指定した vinfo_template を使ったテンプレートにマッチするビジュアル構造体
がない場合は、
.ZN XGetVisualInfo
は NULL を返す。
.\"0 To free the data returned by this function, use
.\"0 .ZN XFree .
この関数に返されたデータを解放するには、
.ZN XFree
を使用すること。
.LP
.\"0 The
.\"0 .ZN XMatchVisualInfo
.\"0 function returns the visual information for a visual that matches the specified
.\"0 depth and class for a screen.
.ZN XMatchVisualInfo
関数は、あるスクリーンについて指定した深さとクラスにマッチするビジュアル
のビジュアル情報を返す。
.\"0 Because multiple visuals that match the specified depth and class can exist,
.\"0 the exact visual chosen is undefined.
指定した深さとクラスにマッチするビジュアルは複数個存在することがあるの
で、選ばれる正確なビジュアルは未定義である。
.\"0 If a visual is found,
.\"0 .ZN XMatchVisualInfo
.\"0 returns nonzero and the information on the visual to vinfo_return.
マッチするビジュアルがあった場合、
.ZN XMatchVisualInfo
は 0 でない値を返し、ビジュアルの情報を vinfo_return に設定する。
.\"0 Otherwise, when a visual is not found,
.\"0 .ZN XMatchVisualInfo
.\"0 returns zero.
そうでない場合、つまりビジュアルが見つからなかった場合は、
.ZN XMatchVisualInfo
は 0 を返す。
.LP
.\"0 The
.\"0 .ZN XVisualIDFromVisual
.\"0 function returns the visual ID for the specified visual type.
関数
.ZN XVisualIDFromVisual
は、指定したビジュアル型に対するビジュアルIDを返す。
.SH 構造体
.\"0 The
.\"0 .ZN XVisualInfo
.\"0 structure contains:
.ZN XVisualInfo
構造体の内容を示す。
.LP
.LP
.\"0 /* Visual information mask bits */

.TS
lw(.5i) lw(2.5i) lw(.8i).
T{
\&#define
T}	T{
.ZN VisualNoMask
T}	T{
0x0
T}
T{
\&#define
T}	T{
.ZN VisualIDMask
T}	T{
0x1
T}
T{
\&#define
T}	T{
.ZN VisualScreenMask
T}	T{
0x2
T}
T{
\&#define
T}	T{
.ZN VisualDepthMask
T}	T{
0x4
T}
T{
\&#define
T}	T{
.ZN VisualClassMask
T}	T{
0x8
T}
T{
\&#define
T}	T{
.ZN VisualRedMaskMask
T}	T{
0x10
T}
T{
\&#define
T}	T{
.ZN VisualGreenMaskMask
T}	T{
0x20
T}
T{
\&#define
T}	T{
.ZN VisualBlueMaskMask
T}	T{
0x40
T}
T{
\&#define
T}	T{
.ZN VisualColormapSizeMask
T}	T{
0x80
T}
T{
\&#define
T}	T{
.ZN VisualBitsPerRGBMask
T}	T{
0x100
T}
T{
\&#define
T}	T{
.ZN VisualAllMask
T}	T{
0x1FF
T}
.TE
.IN "XVisualInfo" "" "@DEF@"
.Ds 0
.TA .5i 3i
.ta .5i 3i


typedef struct {
	Visual *visual;
	VisualID visualid;
	int screen;
	unsigned int depth;
	int class;
	unsigned long red_mask;
	unsigned long green_mask;
	unsigned long blue_mask;
	int colormap_size;
	int bits_per_rgb;
} XVisualInfo;
.De
.SH 関連項目
XFree(3X11)
.br
\fI\*(xL\fP