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a09e091a JB |
1 | /*********************************************************** |
2 | ||
3 | Copyright 1987, 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 | Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. | |
26 | ||
27 | All Rights Reserved | |
28 | ||
29 | Permission to use, copy, modify, and distribute this software and its | |
30 | documentation for any purpose and without fee is hereby granted, | |
31 | provided that the above copyright notice appear in all copies and that | |
32 | both that copyright notice and this permission notice appear in | |
33 | supporting documentation, and that the name of Digital not be | |
34 | used in advertising or publicity pertaining to distribution of the | |
35 | software without specific, written prior permission. | |
36 | ||
37 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING | |
38 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL | |
39 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR | |
40 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, | |
41 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, | |
42 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS | |
43 | SOFTWARE. | |
44 | ||
45 | ******************************************************************/ | |
46 | ||
47 | #ifdef HAVE_DIX_CONFIG_H | |
48 | #include <dix-config.h> | |
49 | #endif | |
50 | ||
51 | #include <X11/X.h> | |
52 | #include <X11/Xprotostr.h> | |
53 | #include "gcstruct.h" | |
54 | #include "windowstr.h" | |
55 | #include "pixmap.h" | |
56 | #include "mi.h" | |
57 | #include "misc.h" | |
58 | ||
59 | /* mi rectangles | |
60 | written by newman, with debts to all and sundry | |
61 | */ | |
62 | ||
63 | /* MIPOLYFILLRECT -- public entry for PolyFillRect request | |
64 | * very straight forward: translate rectangles if necessary | |
65 | * then call FillSpans to fill each rectangle. We let FillSpans worry about | |
66 | * clipping to the destination | |
67 | */ | |
68 | void | |
69 | miPolyFillRect(DrawablePtr pDrawable, GCPtr pGC, int nrectFill, /* number of rectangles to fill */ | |
70 | xRectangle *prectInit /* Pointer to first rectangle to fill */ | |
71 | ) | |
72 | { | |
73 | int i; | |
74 | int height; | |
75 | int width; | |
76 | xRectangle *prect; | |
77 | int xorg; | |
78 | int yorg; | |
79 | int maxheight; | |
80 | DDXPointPtr pptFirst; | |
81 | DDXPointPtr ppt; | |
82 | int *pwFirst; | |
83 | int *pw; | |
84 | ||
85 | if (pGC->miTranslate) { | |
86 | xorg = pDrawable->x; | |
87 | yorg = pDrawable->y; | |
88 | prect = prectInit; | |
89 | maxheight = 0; | |
90 | for (i = 0; i < nrectFill; i++, prect++) { | |
91 | prect->x += xorg; | |
92 | prect->y += yorg; | |
93 | maxheight = max(maxheight, prect->height); | |
94 | } | |
95 | } | |
96 | else { | |
97 | prect = prectInit; | |
98 | maxheight = 0; | |
99 | for (i = 0; i < nrectFill; i++, prect++) | |
100 | maxheight = max(maxheight, prect->height); | |
101 | } | |
102 | ||
103 | pptFirst = malloc(maxheight * sizeof(DDXPointRec)); | |
104 | pwFirst = malloc(maxheight * sizeof(int)); | |
105 | if (!pptFirst || !pwFirst) { | |
106 | free(pwFirst); | |
107 | free(pptFirst); | |
108 | return; | |
109 | } | |
110 | ||
111 | prect = prectInit; | |
112 | while (nrectFill--) { | |
113 | ppt = pptFirst; | |
114 | pw = pwFirst; | |
115 | height = prect->height; | |
116 | width = prect->width; | |
117 | xorg = prect->x; | |
118 | yorg = prect->y; | |
119 | while (height--) { | |
120 | *pw++ = width; | |
121 | ppt->x = xorg; | |
122 | ppt->y = yorg; | |
123 | ppt++; | |
124 | yorg++; | |
125 | } | |
126 | (*pGC->ops->FillSpans) (pDrawable, pGC, | |
127 | prect->height, pptFirst, pwFirst, 1); | |
128 | prect++; | |
129 | } | |
130 | free(pwFirst); | |
131 | free(pptFirst); | |
132 | } |