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Copy pathNodeGeometry.hpp
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Copy pathNodeGeometry.hpp
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158 lines (113 loc) · 3.06 KB
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#pragma once
#include <memory>
#include <QtCore/QRectF>
#include <QtCore/QPointF>
#include <QtGui/QTransform>
#include <QtGui/QFontMetrics>
#include "PortType.hpp"
namespace QtNodes
{
class NodeState;
class NodeDataModel;
class Node;
class NodeGeometry
{
public:
NodeGeometry(std::unique_ptr<NodeDataModel> const &dataModel);
public:
unsigned int
height() const { return _height; }
void
setHeight(unsigned int h) { _height = h; }
unsigned int
width() const { return _width; }
void
setWidth(unsigned int w) { _width = w; }
unsigned int
entryHeight() const { return _entryHeight; }
void
setEntryHeight(unsigned int h) { _entryHeight = h; }
unsigned int
entryWidth() const { return _entryWidth; }
void
setEntryWidth(unsigned int w) { _entryWidth = w; }
unsigned int
spacing() const { return _spacing; }
void
setSpacing(unsigned int s) { _spacing = s; }
bool
hovered() const { return _hovered; }
void
setHovered(unsigned int h) { _hovered = h; }
unsigned int
nSources() const { return _nSources; }
unsigned int
nSinks() const { return _nSinks; }
QPointF const&
draggingPos() const
{ return _draggingPos; }
void
setDraggingPosition(QPointF const& pos)
{ _draggingPos = pos; }
public:
QRectF
entryBoundingRect() const;
QRectF
boundingRect() const;
/// Updates size unconditionally
void
recalculateSize() const;
/// Updates size if the QFontMetrics is changed
void
recalculateSize(QFont const &font) const;
// TODO removed default QTransform()
QPointF
portScenePosition(PortIndex index,
PortType portType,
QTransform t = QTransform()) const;
PortIndex
checkHitScenePoint(PortType portType,
QPointF const point,
QTransform t = QTransform()) const;
QRect
resizeRect() const;
/// Returns the position of a widget on the Node surface
QPointF
widgetPosition() const;
unsigned int
validationHeight() const;
unsigned int
validationWidth() const;
static
QPointF
calculateNodePositionBetweenNodePorts(PortIndex targetPortIndex, PortType targetPort, Node* targetNode,
PortIndex sourcePortIndex, PortType sourcePort, Node* sourceNode,
Node& newNode);
private:
unsigned int
captionHeight() const;
unsigned int
captionWidth() const;
unsigned int
portWidth(PortType portType) const;
private:
// some variables are mutable because
// we need to change drawing metrics
// corresponding to fontMetrics
// but this doesn't change constness of Node
mutable unsigned int _width;
mutable unsigned int _height;
unsigned int _entryWidth;
mutable unsigned int _inputPortWidth;
mutable unsigned int _outputPortWidth;
mutable unsigned int _entryHeight;
unsigned int _spacing;
bool _hovered;
unsigned int _nSources;
unsigned int _nSinks;
QPointF _draggingPos;
std::unique_ptr<NodeDataModel> const &_dataModel;
mutable QFontMetrics _fontMetrics;
mutable QFontMetrics _boldFontMetrics;
};
}