| 1 | /*
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| 2 | * Copyright © 2003 Keith Packard
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| 3 | *
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| 4 | * Permission to use, copy, modify, distribute, and sell this software and its
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| 5 | * documentation for any purpose is hereby granted without fee, provided that
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| 6 | * the above copyright notice appear in all copies and that both that
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| 7 | * copyright notice and this permission notice appear in supporting
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| 8 | * documentation, and that the name of Keith Packard not be used in
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| 9 | * advertising or publicity pertaining to distribution of the software without
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| 10 | * specific, written prior permission. Keith Packard makes no
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| 11 | * representations about the suitability of this software for any purpose. It
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| 12 | * is provided "as is" without express or implied warranty.
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| 13 | *
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| 14 | * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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| 15 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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| 16 | * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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| 17 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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| 18 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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| 19 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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| 20 | * PERFORMANCE OF THIS SOFTWARE.
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| 21 | */
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| 22 |
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| 23 | #ifdef HAVE_DIX_CONFIG_H
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| 24 | #include <dix-config.h>
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| 25 | #endif
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| 26 |
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| 27 | #ifndef _DAMAGE_H_
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| 28 | #define _DAMAGE_H_
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| 29 |
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| 30 | typedef struct _damage *DamagePtr;
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| 31 |
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| 32 | typedef enum _damageReportLevel {
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| 33 | DamageReportRawRegion,
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| 34 | DamageReportDeltaRegion,
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| 35 | DamageReportBoundingBox,
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| 36 | DamageReportNonEmpty,
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| 37 | DamageReportNone
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| 38 | } DamageReportLevel;
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| 39 |
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| 40 | typedef void (*DamageReportFunc) (DamagePtr pDamage, RegionPtr pRegion, void *closure);
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| 41 | typedef void (*DamageDestroyFunc) (DamagePtr pDamage, void *closure);
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| 42 |
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| 43 | Bool
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| 44 | DamageSetup (ScreenPtr pScreen);
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| 45 |
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| 46 | DamagePtr
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| 47 | DamageCreate (DamageReportFunc damageReport,
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| 48 | DamageDestroyFunc damageDestroy,
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| 49 | DamageReportLevel damageLevel,
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| 50 | Bool isInternal,
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| 51 | ScreenPtr pScreen,
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| 52 | void * closure);
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| 53 |
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| 54 | void
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| 55 | DamageDrawInternal (ScreenPtr pScreen, Bool enable);
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| 56 |
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| 57 | void
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| 58 | DamageRegister (DrawablePtr pDrawable,
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| 59 | DamagePtr pDamage);
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| 60 |
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| 61 | void
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| 62 | DamageUnregister (DrawablePtr pDrawable,
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| 63 | DamagePtr pDamage);
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| 64 |
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| 65 | void
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| 66 | DamageDestroy (DamagePtr pDamage);
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| 67 |
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| 68 | Bool
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| 69 | DamageSubtract (DamagePtr pDamage,
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| 70 | const RegionPtr pRegion);
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| 71 |
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| 72 | void
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| 73 | DamageEmpty (DamagePtr pDamage);
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| 74 |
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| 75 | RegionPtr
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| 76 | DamageRegion (DamagePtr pDamage);
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| 77 |
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| 78 | void
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| 79 | DamageDamageRegion (DrawablePtr pDrawable,
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| 80 | const RegionPtr pRegion);
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| 81 |
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| 82 | void
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| 83 | DamageSetReportAfterOp (DamagePtr pDamage, Bool reportAfter);
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| 84 |
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| 85 | #endif /* _DAMAGE_H_ */
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