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Rev Author Line No. Line
1 muzer 1
#include "bike.h"
2
 
3
Bike::Bike(QTcpSocket *sock, int i)
4
{
9 muzer 5
    socket = sock;
6
    id = i;
1 muzer 7
 
9 muzer 8
    connect(socket, SIGNAL(readyRead()), this, SLOT(readyRead()));
9
    connect(socket, SIGNAL(disconnected()), this, SLOT(disconnected()));
1 muzer 10
 
9 muzer 11
    isDisconnected = false;
1 muzer 12
 
9 muzer 13
    x = rand() % 800;
14
    y = rand() % 600;
15
    linePoints.append(QPoint(x, y));
1 muzer 16
 
9 muzer 17
    velocity = 1;
18
    angle = 0;
19 muzer 19
    abpool = 0;
9 muzer 20
    name = "";
21
    show = false;
22
    isReady = false;
23
    hadGo = false;
24
    dead = false;
25
    collided = false;
1 muzer 26
 
9 muzer 27
    colour.setBlue(0);
28
    colour.setRed(0);
29
    colour.setGreen(0);
1 muzer 30
 
9 muzer 31
    if (!socket->waitForReadyRead(2000))
32
    {
33
        socket->disconnectFromHost();
34
        show = false;
35
        isReady = true;
36
        hadGo = false;
37
    }
1 muzer 38
}
39
 
14 muzer 40
void Bike::draw(QPainter *painter, QList<Bike *> bikes)
1 muzer 41
{
9 muzer 42
    if (show)
43
    {
44
        painter->setPen(colour);
45
        painter->setFont(QFont("sans", 12));
1 muzer 46
 
9 muzer 47
        for (int i = 0; i < linePoints.count(); i++)
48
        {
49
            QPoint point1;
50
            QPoint point2;
51
            if (i == 0)
52
            {
53
                point1 = linePoints[0];
54
            }
55
            else
56
            {
57
                point1 = linePoints[i - 1];
58
            }
1 muzer 59
 
9 muzer 60
            point2 = linePoints[i];
1 muzer 61
 
9 muzer 62
            painter->drawLine(point1, point2);
63
        }
1 muzer 64
 
9 muzer 65
        if (!collided)
66
        {
14 muzer 67
            collided = hasCollided(bikes);
9 muzer 68
            if (angle == 0)
69
            {
70
                y -= velocity;
71
            }
72
            else if (angle == 90)
73
            {
74
                x += velocity;
75
            }
76
            else if (angle == 180)
77
            {
78
                y += velocity;
79
            }
80
            else if (angle == 270)
81
            {
82
                x -= velocity;
83
            }
84
        }
85
        else
86
        {
87
            linePoints.clear();
88
        }
1 muzer 89
 
9 muzer 90
        if (angle == 0 || angle == 180)
91
        {
92
            painter->fillRect(x - 5, y - 15, 10, 30, colour);
93
        }
94
        else
95
        {
96
            painter->fillRect(x - 15, y - 5, 30, 10, colour);
97
        }
1 muzer 98
 
9 muzer 99
        painter->drawText(x, y - 20, name);
100
    }
1 muzer 101
}
102
 
103
void Bike::run(QList<Bike *> bikes)
104
{
9 muzer 105
    for (int i = 0; i < bikes.count(); i++)
106
    {
107
        Bike *bike = bikes[i];
108
        if (bike->isReady && bike->show)
109
        {
14 muzer 110
            if (bike->dead || bike->collided)
9 muzer 111
            {
112
                socket->write("DEAD ");
113
                socket->write(bike->name.toAscii());
114
                socket->write("\n");
115
            }
116
            else
117
            {
118
                socket->write("BIKE ");
119
                socket->write(bike->name.toAscii());
120
                socket->write(" ");
121
                socket->write(QString::number(bike->x).toAscii());
122
                socket->write(" ");
123
                socket->write(QString::number(bike->y).toAscii());
124
                socket->write(" ");
125
                socket->write(QString::number(bike->colour.red()).toAscii());
126
                socket->write(" ");
127
                socket->write(QString::number(bike->colour.green()).toAscii());
128
                socket->write(" ");
129
                socket->write(QString::number(bike->colour.blue()).toAscii());
130
                socket->write("\n");
131
            }
132
        }
133
    }
1 muzer 134
 
9 muzer 135
    linePoints.append(QPoint(x, y));
4 tom 136
 
9 muzer 137
    if (dead)
138
    {
139
        show = false;
140
        isReady = true;
141
        hadGo = false;
142
        dead = false;
143
    }
1 muzer 144
 
9 muzer 145
    if (!dead)
146
    {
147
        socket->write("G\n");
148
        socket->flush();
1 muzer 149
 
9 muzer 150
        hadGo = false;
151
        if (!socket->waitForReadyRead(2000))
152
        {
153
            socket->disconnectFromHost();
154
            dead = true;
155
        }
156
        if (!hadGo)
157
        {
158
            socket->disconnectFromHost();
159
            dead = true;
160
        }
161
    }
162
    hasHadGo = true;
1 muzer 163
}
164
 
19 muzer 165
int sign(int x){
166
    if(x > 0){
9 muzer 167
        return 1;
168
    }
19 muzer 169
    if(x < 0){
9 muzer 170
        return -1;
171
    }
172
    return 0;
173
}
174
 
14 muzer 175
bool Bike::hasCollided(QList<Bike *> bikes)
8 tom 176
{
9 muzer 177
    // Do collision detection here
178
    // use linePoints
179
    int i = linePoints.count() - 1;
180
    if(linePoints[i-1].x() < 0 || linePoints[i-1].x() > 800 || linePoints[i-1].y() < 0 || linePoints[i-1].y() > 600)
181
        return true;
182
    if(linePoints[i].x() < 0 || linePoints[i].x() > 800 || linePoints[i].y() < 0 || linePoints[i].y() > 600)
183
        return true;
18 muzer 184
    int j, r;
14 muzer 185
    Bike *bike;
19 muzer 186
    for(r = 0; r < bikes.count(); r++)
18 muzer 187
    {
188
        bike = bikes[r];
189
        for(j = 0; j < bike->linePoints.count() - 1; j++)
190
        {
20 muzer 191
            int jx = bike->linePoints[j].x();
192
            int j1x = bike->linePoints[j+1].x();
193
            int jy = bike->linePoints[j].y();
194
            int j1y = bike->linePoints[j+1].y();
195
            int ix = linePoints[i-1].x();
196
            int i1x = linePoints[i].x();
197
            int iy = linePoints[i-1].y();
198
            int i1y = linePoints[i].y();
199
            if(jx > j1x){
200
                jx += 1;
201
                j1x -= 1;
202
            }
203
            else if(j1x > jx){
204
                jx -= 1;
205
                j1x += 1;
206
            }
207
            if(jy > j1y){
208
                jy += 1;
209
                j1y -= 1;
210
            }
211
            else if(j1y > jy){
212
                jy += 1;
213
                j1y -= 1;
214
            }
215
            if(angle == 0){
216
                iy += 1;
217
                i1y -= 1;
218
            }
219
            if(angle == 90){
220
                ix -= 1;
221
                i1x += 1;
222
            }
223
            if(angle == 180){
224
                iy -= 1;
225
                i1y += 1;
226
            }
227
            if(angle == 270){
228
                ix += 1;
229
                i1x -= 1;
230
            }
231
            if(!(jx == j1x && i1x == ix) && !(jy == j1y && i1y == iy))
18 muzer 232
            {
16 muzer 233
 
18 muzer 234
                // If not parallel
20 muzer 235
                if(jx == j1x)
18 muzer 236
                {
237
                    // x equal
16 muzer 238
 
20 muzer 239
                    if(ix > jx && i1x < jx || ix < jx && i1x > jx)
18 muzer 240
                    {
20 muzer 241
                        if((sign(iy - jy) != sign(iy - j1y)))
18 muzer 242
                            return true;
243
                    }
244
                }
20 muzer 245
                if(jy == j1y)
18 muzer 246
                {
16 muzer 247
 
20 muzer 248
                    if(iy > jy && i1y < jy || iy < jy && i1y > jy)
18 muzer 249
                    {
20 muzer 250
                        if((sign(ix - jx) != sign(ix - j1x)))
18 muzer 251
                            return true;
252
                    }
253
                }
254
            }
255
        }
9 muzer 256
    }
257
    return false;
8 tom 258
}
259
 
1 muzer 260
void Bike::reset()
261
{
9 muzer 262
    x = rand() % 800;
263
    y = rand() % 600;
264
    linePoints.clear();
1 muzer 265
 
9 muzer 266
    linePoints.append(QPoint(x, y));
1 muzer 267
 
9 muzer 268
    velocity = 1;
269
    angle = 0;
19 muzer 270
    abpool = 0;
9 muzer 271
    show = true;
272
    isReady = true;
273
    hadGo = false;
274
    dead = false;
275
    collided = false;
1 muzer 276
 
9 muzer 277
    socket->write("RESET\n");
1 muzer 278
}
279
 
280
void Bike::readyRead()
281
{
9 muzer 282
    while (socket->canReadLine())
283
    {
284
        QByteArray data = socket->readLine();
285
        QString line = data.trimmed();
1 muzer 286
 
9 muzer 287
        if (line == "L")
288
        {
289
            angle -= 90;
1 muzer 290
 
9 muzer 291
            if (angle >= 360)
292
            {
293
                angle -= 360;
294
            }
295
            if (angle < 0)
296
            {
297
                angle += 360;
298
            }
19 muzer 299
            if(velocity < 5)
300
                velocity += 0.5;
301
            else if(velocity > 5)
302
                velocity -= 0.5;
303
            if(abpool<10)
304
                abpool += 0.2;
9 muzer 305
            hadGo = true;
306
        }
307
        else if (line == "R")
308
        {
309
            angle += 90;
1 muzer 310
 
9 muzer 311
            if (angle >= 360)
312
            {
313
                angle -= 360;
314
            }
315
            if (angle < 0)
316
            {
317
                angle += 360;
318
            }
19 muzer 319
            if(velocity < 5)
320
                velocity += 0.5;
321
            else if(velocity > 5)
322
                velocity -= 0.5;
323
            if(abpool<10)
324
                abpool += 0.2;
9 muzer 325
            hadGo = true;
326
        }
327
        else if (line == "A")
328
        {
19 muzer 329
            if(abpool > 0){
330
                velocity += 0.1;
331
                abpool -= 0.5;
20 muzer 332
            } else {
333
                if(velocity < 5)
334
                    velocity += 0.5;
335
                else if(velocity > 5)
336
                    velocity -= 0.5;
19 muzer 337
            }
9 muzer 338
            hadGo = true;
339
        }
340
        else if (line == "D")
341
        {
19 muzer 342
            if(abpool > 0){
343
                velocity -= 0.2;
344
                abpool -= 0.5;
345
            }
20 muzer 346
            else {
347
                if(velocity < 5)
348
                    velocity += 0.5;
349
                else if(velocity > 5)
350
                    velocity -= 0.5;
351
            }
9 muzer 352
            hadGo = true;
353
        }
354
        else if (line == "N")
355
        {
19 muzer 356
            if(velocity < 5)
357
                velocity += 0.5;
358
            else if(velocity > 5)
359
                velocity -= 0.5;
360
            if(abpool<10)
361
                abpool += 0.2;
9 muzer 362
            hadGo = true;
363
        }
364
        else if (line.startsWith("NAME "))
365
        {
366
            name = line.remove(0, 5);
367
            isReady = true;
368
            show = true;
369
        }
370
        else if (line.startsWith("COLOUR "))
371
        {
372
            QStringList list = line.split(" ");
373
            if (list.count() >= 2)
374
            {
375
                colour.setRed(list[1].toInt());
376
            }
377
            if (list.count() >= 3)
378
            {
379
                colour.setGreen(list[2].toInt());
380
            }
381
            if (list.count() >= 4)
382
            {
383
                colour.setBlue(list[3].toInt());
384
            }
385
        }
386
    }
1 muzer 387
}
388
 
389
void Bike::disconnected()
390
{
9 muzer 391
    dead = true;
392
    isDisconnected = true;
393
    cout << ":: Disconnected: " << socket->peerAddress().toString().toStdString() << endl;
1 muzer 394
}