[Companion] Unix format used everywhere
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@@ -18,92 +18,92 @@
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* GNU General Public License for more details.
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*/
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#include <QPainter>
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#include "edge.h"
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#include "node.h"
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#include <math.h>
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Edge::Edge(Node *sourceNode, Node *destNode)
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: arrowSize(10)
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{
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setAcceptedMouseButtons(0);
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source = sourceNode;
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dest = destNode;
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source->addEdge(this);
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dest->addEdge(this);
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adjust();
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}
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Edge::~Edge()
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{
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}
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Node *Edge::sourceNode() const
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{
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return source;
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}
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void Edge::setSourceNode(Node *node)
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{
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source = node;
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adjust();
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}
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Node *Edge::destNode() const
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{
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return dest;
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}
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void Edge::setDestNode(Node *node)
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{
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dest = node;
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adjust();
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}
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void Edge::adjust()
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{
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if (!source || !dest)
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return;
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QLineF line(mapFromItem(source, 0, 0), mapFromItem(dest, 0, 0));
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qreal length = line.length();
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prepareGeometryChange();
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int ballSize = source->getBallSize();
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if (length > qreal(ballSize)) {
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QPointF edgeOffset((line.dx() * ballSize / 2) / length, (line.dy() * ballSize / 2) / length);
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sourcePoint = line.p1() + edgeOffset;
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destPoint = line.p2() - edgeOffset;
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} else {
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sourcePoint = destPoint = line.p1();
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}
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}
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QRectF Edge::boundingRect() const
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{
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if (!source || !dest)
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return QRectF();
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qreal penWidth = 1;
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qreal extra = (penWidth + arrowSize) / 2.0;
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return QRectF(sourcePoint, QSizeF(destPoint.x() - sourcePoint.x(),
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destPoint.y() - sourcePoint.y()))
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.normalized()
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.adjusted(-extra, -extra, extra, extra);
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}
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void Edge::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *)
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{
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if (!source || !dest)
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return;
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QLineF line(sourcePoint, destPoint);
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if (qFuzzyCompare(line.length(), qreal(0.)))
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return;
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// Draw the line itself
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painter->setPen(QPen(Qt::black, 1, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
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painter->drawLine(line);
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}
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#include <QPainter>
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#include "edge.h"
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#include "node.h"
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#include <math.h>
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Edge::Edge(Node *sourceNode, Node *destNode)
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: arrowSize(10)
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{
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setAcceptedMouseButtons(0);
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source = sourceNode;
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dest = destNode;
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source->addEdge(this);
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dest->addEdge(this);
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adjust();
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}
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Edge::~Edge()
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{
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}
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Node *Edge::sourceNode() const
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{
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return source;
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}
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void Edge::setSourceNode(Node *node)
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{
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source = node;
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adjust();
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}
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Node *Edge::destNode() const
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{
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return dest;
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}
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void Edge::setDestNode(Node *node)
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{
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dest = node;
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adjust();
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}
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void Edge::adjust()
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{
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if (!source || !dest)
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return;
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QLineF line(mapFromItem(source, 0, 0), mapFromItem(dest, 0, 0));
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qreal length = line.length();
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prepareGeometryChange();
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int ballSize = source->getBallSize();
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if (length > qreal(ballSize)) {
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QPointF edgeOffset((line.dx() * ballSize / 2) / length, (line.dy() * ballSize / 2) / length);
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sourcePoint = line.p1() + edgeOffset;
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destPoint = line.p2() - edgeOffset;
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} else {
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sourcePoint = destPoint = line.p1();
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}
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}
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QRectF Edge::boundingRect() const
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{
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if (!source || !dest)
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return QRectF();
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qreal penWidth = 1;
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qreal extra = (penWidth + arrowSize) / 2.0;
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return QRectF(sourcePoint, QSizeF(destPoint.x() - sourcePoint.x(),
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destPoint.y() - sourcePoint.y()))
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.normalized()
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.adjusted(-extra, -extra, extra, extra);
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}
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void Edge::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *)
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{
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if (!source || !dest)
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return;
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QLineF line(sourcePoint, destPoint);
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if (qFuzzyCompare(line.length(), qreal(0.)))
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return;
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// Draw the line itself
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painter->setPen(QPen(Qt::black, 1, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
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painter->drawLine(line);
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}
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