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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
        {
25 muzer 110
            if (bike->collided)
9 muzer 111
            {
112
                socket->write("DEAD ");
113
                socket->write(bike->name.toAscii());
114
                socket->write("\n");
115
            }
25 muzer 116
            if (bike->dead)
117
            {
118
                socket->write("DISCO ");
119
                socket->write(bike->name.toAscii());
120
                socket->write("\n");
121
            }
9 muzer 122
            else
123
            {
124
                socket->write("BIKE ");
125
                socket->write(bike->name.toAscii());
126
                socket->write(" ");
127
                socket->write(QString::number(bike->x).toAscii());
128
                socket->write(" ");
129
                socket->write(QString::number(bike->y).toAscii());
130
                socket->write(" ");
131
                socket->write(QString::number(bike->colour.red()).toAscii());
132
                socket->write(" ");
133
                socket->write(QString::number(bike->colour.green()).toAscii());
134
                socket->write(" ");
135
                socket->write(QString::number(bike->colour.blue()).toAscii());
136
                socket->write("\n");
137
            }
138
        }
139
    }
1 muzer 140
 
9 muzer 141
    linePoints.append(QPoint(x, y));
4 tom 142
 
9 muzer 143
    if (dead)
144
    {
145
        show = false;
146
        isReady = true;
147
        hadGo = false;
148
        dead = false;
149
    }
1 muzer 150
 
9 muzer 151
    if (!dead)
152
    {
153
        socket->write("G\n");
154
        socket->flush();
1 muzer 155
 
9 muzer 156
        hadGo = false;
157
        if (!socket->waitForReadyRead(2000))
158
        {
159
            socket->disconnectFromHost();
160
            dead = true;
161
        }
162
        if (!hadGo)
163
        {
164
            socket->disconnectFromHost();
165
            dead = true;
166
        }
167
    }
168
    hasHadGo = true;
1 muzer 169
}
170
 
19 muzer 171
int sign(int x){
172
    if(x > 0){
9 muzer 173
        return 1;
174
    }
19 muzer 175
    if(x < 0){
9 muzer 176
        return -1;
177
    }
178
    return 0;
179
}
180
 
14 muzer 181
bool Bike::hasCollided(QList<Bike *> bikes)
8 tom 182
{
9 muzer 183
    // Do collision detection here
184
    // use linePoints
185
    int i = linePoints.count() - 1;
186
    if(linePoints[i-1].x() < 0 || linePoints[i-1].x() > 800 || linePoints[i-1].y() < 0 || linePoints[i-1].y() > 600)
187
        return true;
188
    if(linePoints[i].x() < 0 || linePoints[i].x() > 800 || linePoints[i].y() < 0 || linePoints[i].y() > 600)
189
        return true;
18 muzer 190
    int j, r;
14 muzer 191
    Bike *bike;
19 muzer 192
    for(r = 0; r < bikes.count(); r++)
18 muzer 193
    {
194
        bike = bikes[r];
21 muzer 195
        int forsubtract = 1;
196
        if(bike->name == name){
197
            forsubtract = 3;
198
        }
199
        for(j = 0; j < bike->linePoints.count() - forsubtract; j++)
18 muzer 200
        {
20 muzer 201
            int jx = bike->linePoints[j].x();
202
            int j1x = bike->linePoints[j+1].x();
203
            int jy = bike->linePoints[j].y();
204
            int j1y = bike->linePoints[j+1].y();
205
            int ix = linePoints[i-1].x();
206
            int i1x = linePoints[i].x();
207
            int iy = linePoints[i-1].y();
208
            int i1y = linePoints[i].y();
21 muzer 209
 
20 muzer 210
            if(angle == 0){
211
                iy += 1;
212
                i1y -= 1;
213
            }
214
            if(angle == 90){
215
                ix -= 1;
216
                i1x += 1;
217
            }
218
            if(angle == 180){
219
                iy -= 1;
220
                i1y += 1;
221
            }
222
            if(angle == 270){
223
                ix += 1;
224
                i1x -= 1;
225
            }
226
            if(!(jx == j1x && i1x == ix) && !(jy == j1y && i1y == iy))
18 muzer 227
            {
16 muzer 228
 
18 muzer 229
                // If not parallel
20 muzer 230
                if(jx == j1x)
18 muzer 231
                {
232
                    // x equal
16 muzer 233
 
20 muzer 234
                    if(ix > jx && i1x < jx || ix < jx && i1x > jx)
18 muzer 235
                    {
20 muzer 236
                        if((sign(iy - jy) != sign(iy - j1y)))
18 muzer 237
                            return true;
238
                    }
239
                }
20 muzer 240
                if(jy == j1y)
18 muzer 241
                {
16 muzer 242
 
20 muzer 243
                    if(iy > jy && i1y < jy || iy < jy && i1y > jy)
18 muzer 244
                    {
20 muzer 245
                        if((sign(ix - jx) != sign(ix - j1x)))
18 muzer 246
                            return true;
247
                    }
248
                }
249
            }
250
        }
9 muzer 251
    }
252
    return false;
8 tom 253
}
254
 
1 muzer 255
void Bike::reset()
256
{
9 muzer 257
    x = rand() % 800;
258
    y = rand() % 600;
259
    linePoints.clear();
1 muzer 260
 
9 muzer 261
    linePoints.append(QPoint(x, y));
1 muzer 262
 
9 muzer 263
    velocity = 1;
264
    angle = 0;
19 muzer 265
    abpool = 0;
9 muzer 266
    show = true;
267
    isReady = true;
268
    hadGo = false;
269
    dead = false;
270
    collided = false;
1 muzer 271
 
9 muzer 272
    socket->write("RESET\n");
1 muzer 273
}
274
 
275
void Bike::readyRead()
276
{
9 muzer 277
    while (socket->canReadLine())
278
    {
279
        QByteArray data = socket->readLine();
280
        QString line = data.trimmed();
1 muzer 281
 
9 muzer 282
        if (line == "L")
283
        {
284
            angle -= 90;
1 muzer 285
 
9 muzer 286
            if (angle >= 360)
287
            {
288
                angle -= 360;
289
            }
290
            if (angle < 0)
291
            {
292
                angle += 360;
293
            }
19 muzer 294
            if(velocity < 5)
24 muzer 295
                velocity += 0.3;
19 muzer 296
            else if(velocity > 5)
24 muzer 297
                velocity -= 0.3;
298
            if(abs(5-velocity)<0.3)
22 muzer 299
                velocity = 5;
19 muzer 300
            if(abpool<10)
301
                abpool += 0.2;
9 muzer 302
            hadGo = true;
303
        }
304
        else if (line == "R")
305
        {
306
            angle += 90;
1 muzer 307
 
9 muzer 308
            if (angle >= 360)
309
            {
310
                angle -= 360;
311
            }
312
            if (angle < 0)
313
            {
314
                angle += 360;
315
            }
19 muzer 316
            if(velocity < 5)
24 muzer 317
                velocity += 0.3;
19 muzer 318
            else if(velocity > 5)
24 muzer 319
                velocity -= 0.3;
320
            if(abs(5-velocity)<0.3)
22 muzer 321
                velocity = 5;
19 muzer 322
            if(abpool<10)
323
                abpool += 0.2;
9 muzer 324
            hadGo = true;
325
        }
326
        else if (line == "A")
327
        {
19 muzer 328
            if(abpool > 0){
329
                velocity += 0.1;
330
                abpool -= 0.5;
20 muzer 331
            } else {
332
                if(velocity < 5)
24 muzer 333
                    velocity += 0.3;
20 muzer 334
                else if(velocity > 5)
24 muzer 335
                    velocity -= 0.3;
336
                if(abs(5-velocity)<0.3)
22 muzer 337
                    velocity = 5;
19 muzer 338
            }
9 muzer 339
            hadGo = true;
340
        }
341
        else if (line == "D")
342
        {
19 muzer 343
            if(abpool > 0){
344
                velocity -= 0.2;
345
                abpool -= 0.5;
346
            }
20 muzer 347
            else {
348
                if(velocity < 5)
24 muzer 349
                    velocity += 0.3;
20 muzer 350
                else if(velocity > 5)
24 muzer 351
                    velocity -= 0.3;
352
                if(abs(5-velocity)<0.3)
22 muzer 353
                    velocity = 5;
20 muzer 354
            }
9 muzer 355
            hadGo = true;
356
        }
357
        else if (line == "N")
358
        {
19 muzer 359
            if(velocity < 5)
24 muzer 360
                velocity += 0.3;
19 muzer 361
            else if(velocity > 5)
24 muzer 362
                velocity -= 0.3;
363
            if(abs(5-velocity)<0.3)
22 muzer 364
                velocity = 5;
19 muzer 365
            if(abpool<10)
366
                abpool += 0.2;
9 muzer 367
            hadGo = true;
368
        }
369
        else if (line.startsWith("NAME "))
370
        {
371
            name = line.remove(0, 5);
372
            isReady = true;
373
            show = true;
374
        }
375
        else if (line.startsWith("COLOUR "))
376
        {
377
            QStringList list = line.split(" ");
378
            if (list.count() >= 2)
379
            {
380
                colour.setRed(list[1].toInt());
381
            }
382
            if (list.count() >= 3)
383
            {
384
                colour.setGreen(list[2].toInt());
385
            }
386
            if (list.count() >= 4)
387
            {
388
                colour.setBlue(list[3].toInt());
389
            }
390
        }
391
    }
1 muzer 392
}
393
 
394
void Bike::disconnected()
395
{
9 muzer 396
    dead = true;
397
    isDisconnected = true;
398
    cout << ":: Disconnected: " << socket->peerAddress().toString().toStdString() << endl;
1 muzer 399
}