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
|
/* $Id: pointer.c,v 1.4 2005/07/30 08:43:01 soyt Exp $
******************************************************************************
This is a GGI test application. It is only valid for targets that can
generate absolute and releative pointer motion simultaneously.
Click a pointer button to sync up relative with absolute coordinates.
Copyright (C) 2004 Peter Ekberg [peda@lysator.liu.se]
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 AUTHOR(S) 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.
******************************************************************************
*/
#include "config.h"
#include <ggi/ggi.h>
#include <stdio.h>
int
main(int argc, char **argv)
{
ggi_visual_t vis = NULL;
ggi_mode mode;
int err;
int rx = 0, ry = 0;
int ax = 0, ay = 0;
int ox = 0, oy = 0;
int old_type;
int ch_x, ch_y;
int box_size;
int quit = 0;
ggi_pixel white;
ggi_pixel red;
ggi_pixel yellow;
ggi_pixel black;
ggi_color color;
char tmpstr[2000];
if (ggiInit() != 0) {
fprintf(stderr, "%s: unable to initialize LibGGI, exiting.\n",
argv[0]);
goto out;
}
vis = ggiOpen(NULL);
if (vis == NULL) {
fprintf(stderr, "%s: unable to open visual, exiting.\n",
argv[0]);
goto out;
}
ggiSetFlags(vis, GGIFLAG_ASYNC);
ggiCheckSimpleMode(vis, GGI_AUTO, GGI_AUTO, GGI_AUTO, GT_AUTO, &mode);
err = ggiSetMode(vis, &mode);
if (err < 0) {
fprintf(stderr, "%s: unable to set simple mode, exiting.\n",
argv[0]);
goto out;
}
ggiSetColorfulPalette(vis);
color.r = color.g = color.b = 0xFFFF;
white = ggiMapColor(vis, &color);
color.b = 0x0;
yellow = ggiMapColor(vis, &color);
color.g = 0x0;
red = ggiMapColor(vis, &color);
color.r = 0x0;
black = ggiMapColor(vis, &color);
ggiSetGCForeground(vis, white);
ggiSetGCBackground(vis, black);
ggiGetCharSize(vis, &ch_x, &ch_y);
if (ch_x > ch_y)
box_size = 2 * ch_x;
else
box_size = 2 * ch_y;
ggiAddEventMask(vis, emPtrRelative | emPtrAbsolute);
while (!quit) {
int n;
ggiEventPoll(vis, emAll, NULL);
n = ggiEventsQueued(vis, emAll);
while (n--) {
ggi_event event;
ggiEventRead(vis, &event, emAll);
if (event.any.type == evPtrRelative) {
ox = rx;
oy = ry;
old_type = 0;
rx += event.pmove.x;
ry += event.pmove.y;
sprintf(tmpstr, " rel(%-4d,%-4d) ",
rx, ry);
ggiPuts(vis, 0, 1 * ch_y, tmpstr);
}
else if (event.any.type == evPtrAbsolute) {
ox = ax;
oy = ay;
old_type = 1;
ax = event.pmove.x;
ay = event.pmove.y;
sprintf(tmpstr, " abs(%-4d,%-4d) ",
ax, ay);
ggiPuts(vis, 0, 0 * ch_y, tmpstr);
}
else if (event.any.type == evPtrButtonPress) {
ox = rx;
oy = ry;
old_type = 0;
rx = ax;
ry = ay;
sprintf(tmpstr, " rel(%-4d,%-4d) ",
rx, ry);
ggiPuts(vis, 0, 1 * ch_y, tmpstr);
}
else if (event.any.type == evKeyPress) {
quit = 1;
break;
}
else
continue;
sprintf(tmpstr, "diff(%-4d,%-4d) ",
rx-ax, ry-ay);
ggiPuts(vis, 0, 2 * ch_y, tmpstr);
ggiSetGCForeground(vis, black);
if (old_type) {
ggiDrawBox(vis, ox - box_size, oy + 1,
box_size, box_size);
ggiDrawBox(vis, ox + 1, oy - box_size,
box_size, box_size);
}
else {
ggiDrawBox(vis, ox - box_size, oy - box_size,
box_size, box_size);
ggiDrawBox(vis, ox + 1, oy + 1,
box_size, box_size);
}
ggiSetGCForeground(vis, red);
ggiDrawBox(vis, ax - box_size, ay + 1,
box_size, box_size);
ggiDrawBox(vis, ax + 1, ay - box_size,
box_size, box_size);
ggiSetGCForeground(vis, white);
ggiSetGCBackground(vis, red);
ggiPutc(vis,
ax - 3 * box_size / 4,
ay + box_size / 4 + 1, 'A');
ggiPutc(vis,
ax + box_size / 4 + 1,
ay - 3 * box_size / 4, 'A');
ggiSetGCForeground(vis, yellow);
ggiDrawBox(vis, rx - box_size, ry - box_size,
box_size, box_size);
ggiDrawBox(vis, rx + 1, ry + 1,
box_size, box_size);
ggiSetGCForeground(vis, black);
ggiSetGCBackground(vis, yellow);
ggiPutc(vis,
rx - 3 * box_size / 4,
ry - 3 * box_size / 4, 'R');
ggiPutc(vis,
rx + box_size / 4 + 1,
ry + box_size / 4 + 1, 'R');
ggiSetGCForeground(vis, white);
ggiSetGCBackground(vis, black);
}
ggiFlush(vis);
}
out:
if (vis)
ggiClose(vis);
ggiExit();
return 0;
}
|
