107 lines
1.8 KiB
C++
107 lines
1.8 KiB
C++
#pragma once
|
|
|
|
#include <QtCore/QUuid>
|
|
#include <QtWidgets/QGraphicsObject>
|
|
|
|
#include "Connection.hpp"
|
|
|
|
#include "NodeGeometry.hpp"
|
|
#include "NodeState.hpp"
|
|
|
|
class QGraphicsProxyWidget;
|
|
|
|
namespace QtNodes
|
|
{
|
|
|
|
class FlowScene;
|
|
class FlowItemEntry;
|
|
|
|
/// Class reacts on GUI events, mouse clicks and
|
|
/// forwards painting operation.
|
|
class NodeGraphicsObject : public QGraphicsObject
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
NodeGraphicsObject(FlowScene& scene,
|
|
Node& node);
|
|
|
|
virtual
|
|
~NodeGraphicsObject();
|
|
|
|
Node&
|
|
node();
|
|
|
|
Node const&
|
|
node() const;
|
|
|
|
QRectF
|
|
boundingRect() const override;
|
|
|
|
void
|
|
setGeometryChanged();
|
|
|
|
/// Visits all attached connections and corrects
|
|
/// their corresponding end points.
|
|
void
|
|
moveConnections() const;
|
|
|
|
enum { Type = UserType + 1 };
|
|
|
|
int
|
|
type() const override { return Type; }
|
|
|
|
void
|
|
lock(bool locked);
|
|
|
|
protected:
|
|
void
|
|
paint(QPainter* painter,
|
|
QStyleOptionGraphicsItem const* option,
|
|
QWidget* widget = 0) override;
|
|
|
|
QVariant
|
|
itemChange(GraphicsItemChange change, const QVariant& value) override;
|
|
|
|
void
|
|
mousePressEvent(QGraphicsSceneMouseEvent* event) override;
|
|
|
|
void
|
|
mouseMoveEvent(QGraphicsSceneMouseEvent* event) override;
|
|
|
|
void
|
|
mouseReleaseEvent(QGraphicsSceneMouseEvent* event) override;
|
|
|
|
void
|
|
hoverEnterEvent(QGraphicsSceneHoverEvent* event) override;
|
|
|
|
void
|
|
hoverLeaveEvent(QGraphicsSceneHoverEvent* event) override;
|
|
|
|
void
|
|
hoverMoveEvent(QGraphicsSceneHoverEvent*) override;
|
|
|
|
void
|
|
mouseDoubleClickEvent(QGraphicsSceneMouseEvent* event) override;
|
|
|
|
void
|
|
contextMenuEvent(QGraphicsSceneContextMenuEvent* event) override;
|
|
|
|
private:
|
|
|
|
void
|
|
embedQWidget();
|
|
|
|
private:
|
|
|
|
FlowScene& _scene;
|
|
|
|
Node& _node;
|
|
|
|
bool _locked;
|
|
|
|
// either nullptr or owned by parent QGraphicsItem
|
|
QGraphicsProxyWidget* _proxyWidget;
|
|
};
|
|
}
|