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