Xmu.h revision 6c321187 
1/* $Xorg: Xmu.h,v 1.4 2001/02/09 02:03:53 xorgcvs Exp $ */
2
3/*
4
5Copyright 1988, 1998  The Open Group
6
7Permission to use, copy, modify, distribute, and sell this software and its
8documentation for any purpose is hereby granted without fee, provided that
9the above copyright notice appear in all copies and that both that
10copyright notice and this permission notice appear in supporting
11documentation.
12
13The above copyright notice and this permission notice shall be included in
14all copies or substantial portions of the Software.
15
16THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
19OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
20AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22
23Except as contained in this notice, the name of The Open Group shall not be
24used in advertising or otherwise to promote the sale, use or other dealings
25in this Software without prior written authorization from The Open Group.
26
27*/
28/* $XFree86: xc/lib/Xmu/Xmu.h,v 1.9 2001/12/14 19:55:59 dawes Exp $ */
29
30/*
31 * The interfaces described by this header file are for miscellaneous utilities
32 * and are not part of the Xlib standard.
33 */
34
35#ifndef _XMU_H_
36#define _XMU_H_
37
38#include <X11/Intrinsic.h>
39#include <X11/Xmu/Atoms.h>		/* _XA_... */
40#include <X11/Xmu/CharSet.h>		/* CopyISOLatin1Lowered */
41#include <X11/Xmu/Converters.h>		/* CvtStringTo... */
42#include <X11/Xmu/Drawing.h>		/* DrawRoundedRect, DrawLogo */
43#include <X11/Xmu/Error.h>		/* PrintDefaultError */
44#include <X11/Xmu/StdSel.h>		/* ConvertStandardSelection */
45
46/*
47 * clip lists
48 */
49typedef struct _XmuSegment {
50  int x1, x2;
51  struct _XmuSegment *next;
52} XmuSegment;
53
54typedef struct _XmuScanline {
55  int y;
56  XmuSegment *segment;
57  struct _XmuScanline *next;
58} XmuScanline;
59
60typedef struct _XmuArea {
61  XmuScanline *scanline;
62} XmuArea;
63
64#define XmuCreateArea()		XmuNewArea(0, 0, 0, 0)
65#define XmuAreaOr(dst, src)	XmuAreaOrXor((dst), (src), True)
66#define XmuAreaXor(dst, src)	XmuAreaOrXor((dst), (src), False)
67
68#define XmuDestroyArea(a)					\
69		  do {						\
70		    XmuDestroyScanlineList((a)->scanline);	\
71		    XtFree((char *)(a));			\
72		  } while (0)
73
74#define FreeArea(a)						\
75		  do {						\
76		    XmuDestroyScanlineList((a)->scanline);	\
77		    a->scanline = (Scanline *)0;		\
78		  } while (0)
79
80#define XmuValidSegment(s)	((s)->x1 < (s)->x2)
81#define XmuSegmentEqu(s1, s2)	((s1)->x1 == (s2)->x1 && (s1)->x2 == (s2)->x2)
82#define XmuDestroySegment(s)	XtFree((char *)(s))
83
84#define XmuDestroyScanline(s)					\
85		  do {						\
86		    XmuDestroySegmentList((s)->segment);	\
87		    XtFree((char*)(s));				\
88		  } while (0)
89
90XmuArea *XmuNewArea(int, int, int, int);
91XmuArea *XmuAreaDup(XmuArea*);
92XmuArea *XmuAreaCopy(XmuArea*, XmuArea*);
93XmuArea *XmuAreaNot(XmuArea*, int, int, int, int);
94XmuArea *XmuAreaOrXor(XmuArea*, XmuArea*, Bool);
95XmuArea *XmuAreaAnd(XmuArea*, XmuArea*);
96Bool XmuValidArea(XmuArea*);
97Bool XmuValidScanline(XmuScanline*);
98Bool XmuScanlineEqu(XmuScanline*, XmuScanline*);
99XmuSegment *XmuNewSegment(int, int);
100void XmuDestroySegmentList(XmuSegment*);
101XmuScanline *XmuScanlineCopy(XmuScanline*, XmuScanline*);
102Bool XmuAppendSegment(XmuSegment*, XmuSegment*);
103XmuScanline *XmuOptimizeScanline(XmuScanline*);
104XmuScanline *XmuScanlineNot(XmuScanline *scanline, int, int);
105XmuScanline *XmuScanlineOr(XmuScanline*, XmuScanline*);
106XmuScanline *XmuScanlineAnd(XmuScanline*, XmuScanline*);
107XmuScanline *XmuScanlineXor(XmuScanline*, XmuScanline*);
108XmuScanline *XmuNewScanline(int, int, int);
109void XmuDestroyScanlineList(XmuScanline*);
110XmuArea *XmuOptimizeArea(XmuArea *area);
111
112#ifndef notdef
113XmuScanline *XmuScanlineOrSegment(XmuScanline*, XmuSegment*);
114XmuScanline *XmuScanlineAndSegment(XmuScanline*, XmuSegment*);
115XmuScanline *XmuScanlineXorSegment(XmuScanline*, XmuSegment*);
116#endif /* notdef */
117
118#ifndef _SYSUTIL_H_
119int XmuSnprintf(char *str, int size, _Xconst char *fmt, ...)
120#if defined(__GNUC__) && \
121    ((__GNUC__ > 2) || ((__GNUC__ == 2) && (__GNUC_MINOR__ > 4)))
122__attribute((format(printf,3,4)))
123#endif
124;
125#endif
126
127#endif /* _XMU_H_ */
128
129