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
|
// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef libX11_hpp
#define libX11_hpp
#define Bool int
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/extensions/XShm.h>
struct LibX11exports
{
LibX11exports(void *libX11, void *libXext);
Display *(*XOpenDisplay)(char *display_name);
Status (*XGetWindowAttributes)(Display *display, Window w, XWindowAttributes *window_attributes_return);
Screen *(*XDefaultScreenOfDisplay)(Display *display);
int (*XWidthOfScreen)(Screen *screen);
int (*XHeightOfScreen)(Screen *screen);
int (*XPlanesOfScreen)(Screen *screen);
GC (*XDefaultGC)(Display *display, int screen_number);
int (*XDefaultDepth)(Display *display, int screen_number);
Status (*XMatchVisualInfo)(Display *display, int screen, int depth, int screen_class, XVisualInfo *vinfo_return);
Visual *(*XDefaultVisual)(Display *display, int screen_number);
int (*(*XSetErrorHandler)(int (*handler)(Display*, XErrorEvent*)))(Display*, XErrorEvent*);
int (*XSync)(Display *display, Bool discard);
XImage *(*XCreateImage)(Display *display, Visual *visual, unsigned int depth, int format, int offset, char *data, unsigned int width, unsigned int height, int bitmap_pad, int bytes_per_line);
int (*XCloseDisplay)(Display *display);
int (*XPutImage)(Display *display, Drawable d, GC gc, XImage *image, int src_x, int src_y, int dest_x, int dest_y, unsigned int width, unsigned int height);
int (*XDrawString)(Display *display, Drawable d, GC gc, int x, int y, char *string, int length);
Bool (*XShmQueryExtension)(Display *display);
XImage *(*XShmCreateImage)(Display *display, Visual *visual, unsigned int depth, int format, char *data, XShmSegmentInfo *shminfo, unsigned int width, unsigned int height);
Bool (*XShmAttach)(Display *display, XShmSegmentInfo *shminfo);
Bool (*XShmDetach)(Display *display, XShmSegmentInfo *shminfo);
int (*XShmPutImage)(Display *display, Drawable d, GC gc, XImage *image, int src_x, int src_y, int dest_x, int dest_y, unsigned int width, unsigned int height, bool send_event);
};
#undef Bool
class LibX11
{
public:
operator bool()
{
return loadExports();
}
LibX11exports *operator->();
private:
LibX11exports *loadExports();
};
extern LibX11 libX11;
#endif // libX11_hpp
|
