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ibmScreen.h
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1991-09-20
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/*
* $Id: ibmScreen.h,v 1.1 1991/09/20 18:24:03 mtranle Exp $
*
* Copyright IBM Corporation 1987,1988,1989
*
* All Rights Reserved
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of IBM not be
* used in advertising or publicity pertaining to distribution of the
* software without specific, written prior permission.
*
* IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
* IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
* ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*
*/
#ifndef IBMSCREEN_H
#define IBMSCREEN_H
/*
* IBM specific, per-screen information
*/
typedef struct IBMPERSCRINFO {
BoxRec ibm_ScreenBounds;
int ibm_NumFormats;
PixmapFormatRec *ibm_ScreenFormats;
Bool (*ibm_InitFunc)();
int (*ibm_ProbeFunc)(); /* returns file descriptor */
void (*ibm_HideCursor)();
char *ibm_ScreenFlag;
char *ibm_ScreenDevice;
char *ibm_ScreenPointer;
void (*ibm_SaveFunc)();
void (*ibm_RestoreFunc)();
ScreenPtr ibm_Screen;
int ibm_ScreenFD;
int ibm_Wanted;
short ibm_CursorHotX;
short ibm_CursorHotY;
void (*ibm_CursorShow)();
CursorPtr ibm_CurrentCursor;
int ibm_ScreenState ;
unsigned ibm_DeviceID;
} ibmPerScreenInfo;
#define SCREEN_UNINITIALIZED 0
#define SCREEN_INACTIVE 1
#define SCREEN_ACTIVE 2
#define ibmScreenBounds(n) (&ibmScreens[(n)]->ibm_ScreenBounds)
#define ibmScreenMinX(n) (ibmScreenBounds(n)->x1)
#define ibmScreenMinY(n) (ibmScreenBounds(n)->y1)
#define ibmScreenMaxX(n) (ibmScreenBounds(n)->x2)
#define ibmScreenMaxY(n) (ibmScreenBounds(n)->y2)
#define ibmNumFormats(n) (ibmScreens[(n)]->ibm_NumFormats)
#define ibmScreenFormats(n) (ibmScreens[(n)]->ibm_ScreenFormats)
#define ibmScreenInit(n) (ibmScreens[(n)]->ibm_InitFunc)
#define ibmHideCursor(n) (ibmScreens[(n)]->ibm_HideCursor)
#define ibmScreenFlag(n) (ibmScreens[(n)]->ibm_ScreenFlag)
#define ibmScreenDevice(n) (ibmScreens[(n)]->ibm_ScreenDevice)
#define ibmScreenPointer(n) (ibmScreens[(n)]->ibm_ScreenPointer)
#define ibmScreenFD(n) (ibmScreens[(n)]->ibm_ScreenFD)
#define ibmCursorHotX(n) (ibmScreens[(n)]->ibm_CursorHotX)
#define ibmCursorHotY(n) (ibmScreens[(n)]->ibm_CursorHotY)
#define ibmCursorShow(n) (ibmScreens[(n)]->ibm_CursorShow)
#define ibmCurrentCursor(n) (ibmScreens[(n)]->ibm_CurrentCursor)
#define ibmScreen(n) (ibmScreens[(n)]->ibm_Screen)
#define ibmScreenState(n) (ibmScreens[(n)]->ibm_ScreenState)
#define ibmSetScreenState(n,s) (ibmScreens[(n)]->ibm_ScreenState=(s))
#define ibmDeviceID(n) (ibmScreens[(n)]->ibm_DeviceID)
/* Macro Calls For Dynamically changing the screen set */
#define ibmSaveScreenInfo(n) (* ibmScreens[(n)]->ibm_SaveFunc)(n)
#define ibmRestoreScreenInfo(n) (* ibmScreens[(n)]->ibm_RestoreFunc)(n)
extern int ibmSaveScreen();
extern ibmPerScreenInfo *ibmPossibleScreens[];
extern ibmPerScreenInfo *ibmScreens[MAXSCREENS];
extern int ibmNumScreens;
extern int ibmXWrapScreen;
extern int ibmYWrapScreen;
extern int ibmCurrentScreen;
extern int ibmUseHardware;
extern int ibmAllowBackingStore;
extern char *ibmWhitePixelText;
extern char *ibmBlackPixelText;
extern Bool ibmDontZap;
#endif /* IBMSCREEN_H */