DAAbstractNodeFactory.h

#ifndef DAABSTRACTNODEFACTORY_H
#define DAABSTRACTNODEFACTORY_H
#include "DAWorkFlowAPI.h"
#include <QtCore/qglobal.h>
#include <QObject>
#include "DAAbstractNode.h"
class QDomDocument;
class QDomElement;
 
namespace DA
{
 
class DAWorkFlow;
class DANodeGraphicsScene;
class DAWORKFLOW_API DAAbstractNodeFactory : public QObject, public std::enable_shared_from_this< DAAbstractNodeFactory >
{
    Q_OBJECT
    DA_DECLARE_PRIVATE(DAAbstractNodeFactory)
public:
    using SharedPointer = std::shared_ptr< DAAbstractNodeFactory >;
    using WeakPointer   = std::weak_ptr< DAAbstractNodeFactory >;
 
public:
    DAAbstractNodeFactory();
    virtual ~DAAbstractNodeFactory();
 
    virtual void registWorkflow(DAWorkFlow* wf);
 
    DAWorkFlow* getWorkFlow() const;
 
    SharedPointer pointer();
    virtual QString factoryPrototypes() const = 0;
    virtual QString factoryName() const = 0;
 
    virtual QString factoryDescribe() const = 0;
 
    virtual DAAbstractNode::SharedPointer create(const DANodeMetaData& meta) = 0;
 
    virtual void initializNode(const DAAbstractNode::SharedPointer& node);
    virtual QStringList getPrototypes() const = 0;
 
    virtual QList< DANodeMetaData > getNodesMetaData() const = 0;
 
    virtual void nodeAddedToWorkflow(DAAbstractNode::SharedPointer node);
 
    virtual void nodeStartRemove(DAAbstractNode::SharedPointer node);
 
    virtual void nodeLinkDetached(DAAbstractNode::SharedPointer outNode,
                                  const QString& outKey,
                                  DAAbstractNode::SharedPointer inNode,
                                  const QString& inkey);
    virtual void saveExternInfoToXml(QDomDocument* doc, QDomElement* factoryExternElement) const;
    virtual void loadExternInfoFromXml(const QDomElement* factoryExternElement);
    virtual void uiInitialization(DANodeGraphicsScene* scene);
    virtual void workflowReady();
};
 
}  // end DA
 
#endif  // DAABSTRACTNODEFACTORY_H