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Diffstat (limited to 'xorg-server/include/pixmap.h')
| -rw-r--r-- | xorg-server/include/pixmap.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/xorg-server/include/pixmap.h b/xorg-server/include/pixmap.h new file mode 100644 index 000000000..5ff0b8c16 --- /dev/null +++ b/xorg-server/include/pixmap.h @@ -0,0 +1,118 @@ +/*********************************************************** + +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. + +******************************************************************/ + +#ifndef PIXMAP_H +#define PIXMAP_H + +#include "misc.h" +#include "screenint.h" + +/* types for Drawable */ +#define DRAWABLE_WINDOW 0 +#define DRAWABLE_PIXMAP 1 +#define UNDRAWABLE_WINDOW 2 +#define DRAWABLE_BUFFER 3 + +/* corresponding type masks for dixLookupDrawable() */ +#define M_DRAWABLE_WINDOW (1<<0) +#define M_DRAWABLE_PIXMAP (1<<1) +#define M_UNDRAWABLE_WINDOW (1<<2) +#define M_DRAWABLE_BUFFER (1<<3) +#define M_ANY (-1) +#define M_WINDOW (M_DRAWABLE_WINDOW|M_UNDRAWABLE_WINDOW) +#define M_DRAWABLE (M_DRAWABLE_WINDOW|M_DRAWABLE_PIXMAP|M_DRAWABLE_BUFFER) +#define M_UNDRAWABLE (M_UNDRAWABLE_WINDOW) + +/* flags to PaintWindow() */ +#define PW_BACKGROUND 0 +#define PW_BORDER 1 + +#define NullPixmap ((PixmapPtr)0) + +typedef struct _Drawable *DrawablePtr; +typedef struct _Pixmap *PixmapPtr; + +typedef union _PixUnion { + PixmapPtr pixmap; + unsigned long pixel; +} PixUnion; + +#define SamePixUnion(a,b,isPixel)\ + ((isPixel) ? (a).pixel == (b).pixel : (a).pixmap == (b).pixmap) + +#define EqualPixUnion(as, a, bs, b) \ + ((as) == (bs) && (SamePixUnion (a, b, as))) + +#define OnScreenDrawable(type) \ + ((type == DRAWABLE_WINDOW) || (type == DRAWABLE_BUFFER)) + +#define WindowDrawable(type) \ + ((type == DRAWABLE_WINDOW) || (type == UNDRAWABLE_WINDOW)) + +extern PixmapPtr GetScratchPixmapHeader( + ScreenPtr /*pScreen*/, + int /*width*/, + int /*height*/, + int /*depth*/, + int /*bitsPerPixel*/, + int /*devKind*/, + pointer /*pPixData*/); + +extern void FreeScratchPixmapHeader( + PixmapPtr /*pPixmap*/); + +extern Bool CreateScratchPixmapsForScreen( + int /*scrnum*/); + +extern void FreeScratchPixmapsForScreen( + int /*scrnum*/); + +extern PixmapPtr AllocatePixmap( + ScreenPtr /*pScreen*/, + int /*pixDataSize*/); + +#endif /* PIXMAP_H */ |