WebSVN - QTron - Blame - Rev 15

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	name = "";
		20	show = false;
		21	isReady = false;
		22	hadGo = false;
		23	dead = false;
		24	collided = false;
1	muzer	25
9	muzer	26	colour.setBlue(0);
		27	colour.setRed(0);
		28	colour.setGreen(0);
1	muzer	29
9	muzer	30	if (!socket->waitForReadyRead(2000))
		31	{
		32	socket->disconnectFromHost();
		33	show = false;
		34	isReady = true;
		35	hadGo = false;
		36	}
1	muzer	37	}
		38
14	muzer	39	void Bike::draw(QPainter painter, QList<Bike > bikes)
1	muzer	40	{
9	muzer	41	if (show)
		42	{
		43	painter->setPen(colour);
		44	painter->setFont(QFont("sans", 12));
1	muzer	45
9	muzer	46	for (int i = 0; i < linePoints.count(); i++)
		47	{
		48	QPoint point1;
		49	QPoint point2;
		50	if (i == 0)
		51	{
		52	point1 = linePoints[0];
		53	}
		54	else
		55	{
		56	point1 = linePoints[i - 1];
		57	}
1	muzer	58
9	muzer	59	point2 = linePoints[i];
1	muzer	60
9	muzer	61	painter->drawLine(point1, point2);
		62	}
1	muzer	63
9	muzer	64	if (!collided)
		65	{
14	muzer	66	collided = hasCollided(bikes);
8	tom	67
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
9	muzer	165	int sign(float x){
		166	if(x > 0){
		167	return 1;
		168	}
		169	if(x < 0){
		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;
14	muzer	184	int j;
		185	Bike *bike;
		186	foreach(bike,bikes)
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())
		194	{
		195	// x equal
		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()){
		197	if((sign(linePoints[i-1].y() - bike->linePoints[j].y()) != sign(linePoints[i-1].y() - bike->linePoints[j+1].y())))
		198	return true;
		199	}
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	{
		205	if((sign(linePoints[i-1].x() - bike->linePoints[j].x()) != sign(linePoints[i-1].x() - bike->linePoints[j+1].x())))
		206	return true;
		207	}
9	muzer	208	}
		209	}
		210	}
		211	}
		212	return false;
8	tom	213	}
		214
1	muzer	215	void Bike::reset()
		216	{
9	muzer	217	x = rand() % 800;
		218	y = rand() % 600;
		219	linePoints.clear();
1	muzer	220
9	muzer	221	linePoints.append(QPoint(x, y));
1	muzer	222
9	muzer	223	velocity = 1;
		224	angle = 0;
		225	show = true;
		226	isReady = true;
		227	hadGo = false;
		228	dead = false;
		229	collided = false;
1	muzer	230
9	muzer	231	socket->write("RESET\n");
1	muzer	232	}
		233
		234	void Bike::readyRead()
		235	{
9	muzer	236	while (socket->canReadLine())
		237	{
		238	QByteArray data = socket->readLine();
		239	QString line = data.trimmed();
1	muzer	240
9	muzer	241	if (line == "L")
		242	{
		243	angle -= 90;
1	muzer	244
9	muzer	245	if (angle >= 360)
		246	{
		247	angle -= 360;
		248	}
		249	if (angle < 0)
		250	{
		251	angle += 360;
		252	}
		253	hadGo = true;
		254	}
		255	else if (line == "R")
		256	{
		257	angle += 90;
1	muzer	258
9	muzer	259	if (angle >= 360)
		260	{
		261	angle -= 360;
		262	}
		263	if (angle < 0)
		264	{
		265	angle += 360;
		266	}
		267	hadGo = true;
		268	}
		269	else if (line == "A")
		270	{
		271	velocity += 0.1;
		272	hadGo = true;
		273	}
		274	else if (line == "D")
		275	{
		276	velocity -= 0.2;
		277	hadGo = true;
		278	}
		279	else if (line == "N")
		280	{
		281	hadGo = true;
		282	}
		283	else if (line.startsWith("NAME "))
		284	{
		285	name = line.remove(0, 5);
		286	isReady = true;
		287	show = true;
		288	}
		289	else if (line.startsWith("COLOUR "))
		290	{
		291	QStringList list = line.split(" ");
		292	if (list.count() >= 2)
		293	{
		294	colour.setRed(list[1].toInt());
		295	}
		296	if (list.count() >= 3)
		297	{
		298	colour.setGreen(list[2].toInt());
		299	}
		300	if (list.count() >= 4)
		301	{
		302	colour.setBlue(list[3].toInt());
		303	}
		304	}
		305	}
1	muzer	306	}
		307
		308	void Bike::disconnected()
		309	{
9	muzer	310	dead = true;
		311	isDisconnected = true;
		312	cout << ":: Disconnected: " << socket->peerAddress().toString().toStdString() << endl;
1	muzer	313	}

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(root)/bike.cpp - Rev 15