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Reverted to Forum Msgs back to before formatting.

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Made self appear in center of NetworkView



git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@850 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
drbob 2008-11-29 12:12:30 +00:00
parent e32a96f5fe
commit 02583ad232
4 changed files with 91 additions and 843 deletions
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19
retroshare-gui/src/gui/elastic/node.cpp
View file

@ -42,6 +42,7 @@
#include "edge.h"
#include "node.h"
#include "graphwidget.h"
#include <math.h>
Node::Node(GraphWidget *graphWidget, uint32_t t, std::string id_in, std::string n)
: graph(graphWidget), ntype(t), id(id_in), name(n),
@ -87,8 +88,9 @@ void Node::calculateForces()
}
}
// Now subtract all forces pulling items together
double weight = (edgeList.size() + 1) * 10;
double weight = sqrt(edgeList.size() + 1) * 10;
foreach (Edge *edge, edgeList) {
QPointF pos;
if (edge->sourceNode() == this)
@ -98,14 +100,25 @@ void Node::calculateForces()
xvel += pos.x() / weight;
yvel += pos.y() / weight;
}
// push away from edges too.
QRectF sceneRect = scene()->sceneRect();
int mid_x = (sceneRect.left() + sceneRect.right()) / 2;
int mid_y = (sceneRect.top() + sceneRect.bottom()) / 2;
if (qAbs(xvel) < 0.1 && qAbs(yvel) < 0.1)
xvel = yvel = 0;
QRectF sceneRect = scene()->sceneRect();
newPos = pos() + QPointF(xvel, yvel);
newPos.setX(qMin(qMax(newPos.x(), sceneRect.left() + 10), sceneRect.right() - 10));
newPos.setY(qMin(qMax(newPos.y(), sceneRect.top() + 10), sceneRect.bottom() - 10));
if (ntype == ELASTIC_NODE_TYPE_OWN)
{
/* own one always goes in the middle */
newPos.setX(mid_x);
newPos.setY(mid_y);
}
}
bool Node::advance()