| 1 | /***********************************************************
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| 2 |
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| 3 | Copyright 1987, 1998 The Open Group
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| 4 |
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| 5 | Permission to use, copy, modify, distribute, and sell this software and its
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| 6 | documentation for any purpose is hereby granted without fee, provided that
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| 7 | the above copyright notice appear in all copies and that both that
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| 8 | copyright notice and this permission notice appear in supporting
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| 9 | documentation.
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| 10 |
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| 11 | The above copyright notice and this permission notice shall be included in
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| 12 | all copies or substantial portions of the Software.
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| 13 |
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| 14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| 17 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| 18 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| 19 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 20 |
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| 21 | Except as contained in this notice, the name of The Open Group shall not be
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| 22 | used in advertising or otherwise to promote the sale, use or other dealings
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| 23 | in this Software without prior written authorization from The Open Group.
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| 24 |
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| 25 | Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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| 26 |
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| 27 | All Rights Reserved
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| 28 |
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| 29 | Permission to use, copy, modify, and distribute this software and its
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| 30 | documentation for any purpose and without fee is hereby granted,
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| 31 | provided that the above copyright notice appear in all copies and that
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| 32 | both that copyright notice and this permission notice appear in
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| 33 | supporting documentation, and that the name of Digital not be
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| 34 | used in advertising or publicity pertaining to distribution of the
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| 35 | software without specific, written prior permission.
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| 36 |
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| 37 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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| 38 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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| 39 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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| 40 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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| 41 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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| 42 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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| 43 | SOFTWARE.
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| 44 |
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| 45 | ******************************************************************/
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| 46 |
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| 47 | #ifndef PIXMAP_H
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| 48 | #define PIXMAP_H
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| 49 |
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| 50 | #include "misc.h"
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| 51 | #include "screenint.h"
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| 52 | #include "regionstr.h"
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| 53 | #include <X11/extensions/randr.h>
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| 54 | /* types for Drawable */
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| 55 | #define DRAWABLE_WINDOW 0
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| 56 | #define DRAWABLE_PIXMAP 1
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| 57 | #define UNDRAWABLE_WINDOW 2
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| 58 |
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| 59 | /* corresponding type masks for dixLookupDrawable() */
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| 60 | #define M_DRAWABLE_WINDOW (1<<0)
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| 61 | #define M_DRAWABLE_PIXMAP (1<<1)
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| 62 | #define M_UNDRAWABLE_WINDOW (1<<2)
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| 63 | #define M_ANY (-1)
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| 64 | #define M_WINDOW (M_DRAWABLE_WINDOW|M_UNDRAWABLE_WINDOW)
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| 65 | #define M_DRAWABLE (M_DRAWABLE_WINDOW|M_DRAWABLE_PIXMAP)
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| 66 | #define M_UNDRAWABLE (M_UNDRAWABLE_WINDOW)
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| 67 |
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| 68 | /* flags to PaintWindow() */
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| 69 | #define PW_BACKGROUND 0
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| 70 | #define PW_BORDER 1
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| 71 |
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| 72 | #define NullPixmap ((PixmapPtr)0)
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| 73 |
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| 74 | typedef struct _Drawable *DrawablePtr;
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| 75 | typedef struct _Pixmap *PixmapPtr;
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| 76 |
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| 77 | typedef struct _PixmapDirtyUpdate *PixmapDirtyUpdatePtr;
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| 78 |
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| 79 | typedef union _PixUnion {
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| 80 | PixmapPtr pixmap;
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| 81 | unsigned long pixel;
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| 82 | } PixUnion;
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| 83 |
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| 84 | #define SamePixUnion(a,b,isPixel)\
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| 85 | ((isPixel) ? (a).pixel == (b).pixel : (a).pixmap == (b).pixmap)
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| 86 |
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| 87 | #define EqualPixUnion(as, a, bs, b) \
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| 88 | ((as) == (bs) && (SamePixUnion (a, b, as)))
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| 89 |
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| 90 | #define OnScreenDrawable(type) \
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| 91 | (type == DRAWABLE_WINDOW)
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| 92 |
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| 93 | #define WindowDrawable(type) \
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| 94 | ((type == DRAWABLE_WINDOW) || (type == UNDRAWABLE_WINDOW))
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| 95 |
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| 96 | extern _X_EXPORT PixmapPtr GetScratchPixmapHeader(ScreenPtr pScreen,
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| 97 | int width,
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| 98 | int height,
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| 99 | int depth,
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| 100 | int bitsPerPixel,
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| 101 | int devKind,
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| 102 | void *pPixData);
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| 103 |
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| 104 | extern _X_EXPORT void FreeScratchPixmapHeader(PixmapPtr /*pPixmap */ );
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| 105 |
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| 106 | extern _X_EXPORT Bool CreateScratchPixmapsForScreen(ScreenPtr /*pScreen */ );
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| 107 |
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| 108 | extern _X_EXPORT void FreeScratchPixmapsForScreen(ScreenPtr /*pScreen */ );
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| 109 |
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| 110 | extern _X_EXPORT PixmapPtr AllocatePixmap(ScreenPtr /*pScreen */ ,
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| 111 | int /*pixDataSize */ );
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| 112 |
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| 113 | extern _X_EXPORT void FreePixmap(PixmapPtr /*pPixmap */ );
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| 114 |
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| 115 | extern _X_EXPORT PixmapPtr
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| 116 | PixmapShareToSlave(PixmapPtr pixmap, ScreenPtr slave);
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| 117 |
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| 118 | #define HAS_DIRTYTRACKING_ROTATION 1
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| 119 | extern _X_EXPORT Bool
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| 120 | PixmapStartDirtyTracking(PixmapPtr src,
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| 121 | PixmapPtr slave_dst,
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| 122 | int x, int y, int dst_x, int dst_y,
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| 123 | Rotation rotation);
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| 124 |
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| 125 | extern _X_EXPORT Bool
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| 126 | PixmapStopDirtyTracking(PixmapPtr src, PixmapPtr slave_dst);
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| 127 |
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| 128 | /* helper function, drivers can do this themselves if they can do it more
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| 129 | efficently */
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| 130 | extern _X_EXPORT Bool
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| 131 | PixmapSyncDirtyHelper(PixmapDirtyUpdatePtr dirty);
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| 132 |
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| 133 | #endif /* PIXMAP_H */
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