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Diffstat (limited to 'pixman/src/pixregionint.h')
-rw-r--r-- | pixman/src/pixregionint.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/pixman/src/pixregionint.h b/pixman/src/pixregionint.h new file mode 100644 index 0000000..162ecc3 --- /dev/null +++ b/pixman/src/pixregionint.h @@ -0,0 +1,83 @@ +/*********************************************************** + +Copyright 1987, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +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 +OPEN GROUP 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 Open Group 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 Open Group. + + +Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. + + 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 Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL 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. + +******************************************************************/ +/* $Id: pixregionint.h,v 1.7 2004/04/16 15:32:53 cworth Exp $ */ + +#ifndef _PIXREGIONINT_H_ +#define _PIXREGIONINT_H_ + +#include "pixman.h" + +typedef struct pixman_region16_data { + long size; + long numRects; + /* XXX: And why, exactly, do we have this bogus struct definition? */ +/* pixman_box16_t rects[size]; in memory but not explicitly declared */ +} pixman_region16_data_t; + +struct pixman_region16 { + pixman_box16_t extents; + pixman_region16_data_t *data; +}; + +typedef struct pixman_region16_point { + int x, y; +} pixman_region16_point_t; + +#define PIXREGION_NIL(reg) ((reg)->data && !(reg)->data->numRects) +/* not a region */ +#define PIXREGION_NAR(reg) ((reg)->data == &pixman_brokendata) +#define PIXREGION_NUM_RECTS(reg) ((reg)->data ? (reg)->data->numRects : 1) +#define PIXREGION_SIZE(reg) ((reg)->data ? (reg)->data->size : 0) +#define PIXREGION_RECTS(reg) ((reg)->data ? (pixman_box16_t *)((reg)->data + 1) \ + : &(reg)->extents) +#define PIXREGION_BOXPTR(reg) ((pixman_box16_t *)((reg)->data + 1)) +#define PIXREGION_BOX(reg,i) (&PIXREGION_BOXPTR(reg)[i]) +#define PIXREGION_TOP(reg) PIXREGION_BOX(reg, (reg)->data->numRects) +#define PIXREGION_END(reg) PIXREGION_BOX(reg, (reg)->data->numRects - 1) +#define PIXREGION_SZOF(n) (sizeof(pixman_region16_data_t) + ((n) * sizeof(pixman_box16_t))) + +#endif /* _PIXREGIONINT_H_ */ |