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ShaderPlayground / deps / xlibre / include / X11 / Xmu / Xmu.h

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