1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
|
/*
*Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
*
*Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
*"Software"), to deal in the Software without restriction, including
*without limitation the rights to use, copy, modify, merge, publish,
*distribute, sublicense, and/or sell copies of the Software, and to
*permit persons to whom the Software is furnished to do so, subject to
*the following conditions:
*
*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 XFREE86 PROJECT 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 XFree86 Project
*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 XFree86 Project.
*
* Authors: drewry, september 1986
* Harold L Hunt II
*/
/* $XFree86: xc/programs/Xserver/hw/xwin/winpixmap.c,v 1.10 2002/10/17 08:18:24 alanh Exp $ */
#include "win.h"
/*
* References to external symbols
*/
extern int g_iPixmapPrivateIndex;
/* See Porting Layer Definition - p. 34 */
/* See mfb/mfbpixmap.c - mfbCreatePixmap() */
PixmapPtr
winCreatePixmapNativeGDI (ScreenPtr pScreen,
int iWidth, int iHeight,
int iDepth)
{
winPrivPixmapPtr pPixmapPriv = NULL;
PixmapPtr pPixmap = NULL;
/* Allocate pixmap memory */
pPixmap = AllocatePixmap (pScreen, 0);
if (!pPixmap)
{
ErrorF ("winCreatePixmapNativeGDI () - Couldn't allocate a pixmap\n");
return NullPixmap;
}
#if CYGDEBUG
ErrorF ("winCreatePixmap () - w %d h %d d %d bw %d\n",
iWidth, iHeight, iDepth,
PixmapBytePad (iWidth, iDepth));
#endif
/* Setup pixmap values */
pPixmap->drawable.type = DRAWABLE_PIXMAP;
pPixmap->drawable.class = 0;
pPixmap->drawable.pScreen = pScreen;
pPixmap->drawable.depth = iDepth;
pPixmap->drawable.bitsPerPixel = BitsPerPixel (iDepth);
pPixmap->drawable.id = 0;
pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
pPixmap->drawable.x = 0;
pPixmap->drawable.y = 0;
pPixmap->drawable.width = iWidth;
pPixmap->drawable.height = iHeight;
pPixmap->devKind = 0;
pPixmap->refcnt = 1;
pPixmap->devPrivate.ptr = NULL;
/* Pixmap privates are allocated by AllocatePixmap */
pPixmapPriv = winGetPixmapPriv (pPixmap);
/* Initialize pixmap privates */
pPixmapPriv->hBitmap = NULL;
pPixmapPriv->hdcSelected = NULL;
pPixmapPriv->pbBits = NULL;
pPixmapPriv->dwScanlineBytes = PixmapBytePad (iWidth, iDepth);
/* Check for zero width or height pixmaps */
if (iWidth == 0 || iHeight == 0)
{
/* Don't allocate a real pixmap, just set fields and return */
return pPixmap;
}
/* Create a DIB for the pixmap */
pPixmapPriv->hBitmap = winCreateDIBNativeGDI (iWidth, iHeight, iDepth,
&pPixmapPriv->pbBits,
(BITMAPINFO **) &pPixmapPriv->pbmih);
#if CYGDEBUG
ErrorF ("winCreatePixmap () - Created a pixmap %08x, %dx%dx%d, for " \
"screen: %08x\n",
pPixmapPriv->hBitmap, iWidth, iHeight, iDepth, pScreen);
#endif
return pPixmap;
}
/*
* See Porting Layer Definition - p. 35
*
* See mfb/mfbpixmap.c - mfbDestroyPixmap()
*/
Bool
winDestroyPixmapNativeGDI (PixmapPtr pPixmap)
{
winPrivPixmapPtr pPixmapPriv = NULL;
#if CYGDEBUG
ErrorF ("winDestroyPixmapNativeGDI ()\n");
#endif
/* Bail early if there is not a pixmap to destroy */
if (pPixmap == NULL)
{
ErrorF ("winDestroyPixmapNativeGDI () - No pixmap to destroy\n");
return TRUE;
}
/* Get a handle to the pixmap privates */
pPixmapPriv = winGetPixmapPriv (pPixmap);
#if CYGDEBUG
ErrorF ("winDestroyPixmapNativeGDI - pPixmapPriv->hBitmap: %08x\n",
pPixmapPriv->hBitmap);
#endif
/* Decrement reference count, return if nonzero */
--pPixmap->refcnt;
if (pPixmap->refcnt != 0)
return TRUE;
/* Free GDI bitmap */
if (pPixmapPriv->hBitmap) DeleteObject (pPixmapPriv->hBitmap);
/* Free the bitmap info header memory */
if (pPixmapPriv->pbmih != NULL)
{
free (pPixmapPriv->pbmih);
pPixmapPriv->pbmih = NULL;
}
/* Free the pixmap memory */
free (pPixmap);
pPixmap = NULL;
return TRUE;
}
/*
* Not used yet
*/
Bool
winModifyPixmapHeaderNativeGDI (PixmapPtr pPixmap,
int iWidth, int iHeight,
int iDepth,
int iBitsPerPixel,
int devKind,
pointer pPixData)
{
FatalError ("winModifyPixmapHeaderNativeGDI ()\n");
return TRUE;
}
/*
* Not used yet.
* See cfb/cfbpixmap.c
*/
void
winXRotatePixmapNativeGDI (PixmapPtr pPix, int rw)
{
ErrorF ("winXRotatePixmap()\n");
/* fill in this function, look at CFB */
}
/*
* Not used yet.
* See cfb/cfbpixmap.c
*/
void
winYRotatePixmapNativeGDI (PixmapPtr pPix, int rh)
{
ErrorF ("winYRotatePixmap()\n");
/* fill in this function, look at CFB */
}
/*
* Not used yet.
* See cfb/cfbpixmap.c
*/
void
winCopyRotatePixmapNativeGDI (PixmapPtr psrcPix, PixmapPtr *ppdstPix,
int xrot, int yrot)
{
ErrorF ("winCopyRotatePixmap()\n");
/* fill in this function, look at CFB */
}
|
