/* $Xorg: microi.h,v 1.3 2000/08/17 19:47:46 cpqbld Exp $ */
/**** module microi.h ****/
/******************************************************************************

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				NOTICE
                              
This software is being provided by AGE Logic, Inc. under the
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******************************************************************************
  
	microi.h -- DDXIE MI ImportClientROI definitions
  
	Dean Verheiden -- AGE Logic, Inc. August 1993
  
*****************************************************************************/

#ifndef _XIEH_MICROI
#define _XIEH_MICROI


typedef struct _XieDDXPoint {
    INT32 x, y;
} XieDDXPointRec, *XieDDXPointPtr;

typedef struct _XieBox {
    INT32 x1, y1, x2, y2;
} XieBoxRec, *XieBoxPtr;

typedef struct _XieRegData {
    long	size;
    long 	numRects;
/*  BoxRec	rects[size];   in memory but not explicitly declared */
} XieRegDataRec, *XieRegDataPtr;

typedef struct _XieRegion {
    XieBoxRec 		extents;
    XieRegDataPtr	data;
} XieRegionRec, *XieRegionPtr;

#ifdef _XIEC_MIREGION

#define XieNullRegion ((XieRegionPtr)0)

#define XIEREGION_NIL(reg) ((reg)->data && !(reg)->data->numRects)
#define XIEREGION_NUM_RECTS(reg) ((reg)->data ? (reg)->data->numRects : 1)
#define XIEREGION_SIZE(reg) ((reg)->data ? (reg)->data->size : 0)
#define XIEREGION_RECTS(reg) ((reg)->data ? (XieBoxPtr)((reg)->data + 1) \
			               : &(reg)->extents)
#define XIEREGION_BOXPTR(reg) ((XieBoxPtr)((reg)->data + 1))
#define XIEREGION_BOX(reg,i) (&XIEREGION_BOXPTR(reg)[i])
#define XIEREGION_TOP(reg) XIEREGION_BOX(reg, (reg)->data->numRects)
#define XIEREGION_END(reg) XIEREGION_BOX(reg, (reg)->data->numRects - 1)
#define XIEREGION_SZOF(n) (sizeof(XieRegDataRec) + ((n) * sizeof(XieBoxRec)))

#else  /* defined _XIEC_MIREGION */

extern XieRegionPtr miXieRegionCreate();
extern Bool miXieRegionValidate();

#endif

#endif /* module _XIEH_MICROI */
