nodeeditor/src/AbstractNodeGeometry.cpp at bt · BehaviorTree/nodeeditor · GitHub

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#include "AbstractNodeGeometry.hpp"

#include "AbstractGraphModel.hpp"

#include "StyleCollection.hpp"

#include <QMargins>

#include <cmath>

namespace QtNodes {

AbstractNodeGeometry::AbstractNodeGeometry(AbstractGraphModel &graphModel)

: _graphModel(graphModel)

{

}

QRectF AbstractNodeGeometry::boundingRect(NodeId const nodeId) const

{

QSize s = size(nodeId);

QRectF r(QPointF(0, 0), s);

return r;

}

QPointF AbstractNodeGeometry::portScenePosition(NodeId const nodeId,

PortType const portType,

PortIndex const index,

QTransform const &t) const

{

QPointF result = portPosition(nodeId, portType, index);

return t.map(result);

}

PortIndex AbstractNodeGeometry::checkPortHit(NodeId const nodeId,

PortType const portType,

QPointF const nodePoint) const

{

auto const &nodeStyle = StyleCollection::nodeStyle();

PortIndex result = InvalidPortIndex;

if (portType == PortType::None)

return result;

double const tolerance = 2.0 * nodeStyle.ConnectionPointDiameter;

size_t const n = _graphModel.nodeData<unsigned int>(nodeId,

(portType == PortType::Out)

? NodeRole::OutPortCount

: NodeRole::InPortCount);

for (unsigned int portIndex = 0; portIndex < n; ++portIndex) {

auto pp = portPosition(nodeId, portType, portIndex);

QPointF p = pp - nodePoint;

auto distance = std::sqrt(QPointF::dotProduct(p, p));

if (distance < tolerance) {

result = portIndex;

break;

}

return result;

}

} // namespace QtNodes

nodeeditor/src/AbstractNodeGeometry.cpp at bt · BehaviorTree/nodeeditor · GitHub

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