feat: 添加ElaWidgetTool库

ElaWidgetTools/private/ElaGraphicsScenePrivate.h

@@ -0,0 +1,40 @@
+#ifndef ELAGRAPHICSSCENEPRIVATE_H
+#define ELAGRAPHICSSCENEPRIVATE_H
+
+#include <QMap>
+#include <QObject>
+#include <QPointF>
+
+#include "ElaGraphicsScene.h"
+#include "ElaProperty.h"
+class ElaGraphicsItem;
+class ElaGraphicsLineItem;
+class ElaGraphicsScenePrivate : public QObject
+{
+    Q_OBJECT
+    Q_D_CREATE(ElaGraphicsScene)
+    Q_PROPERTY_CREATE_D(bool, IsCheckLinkPort)
+    Q_PROPERTY_CREATE_D(QString, SerializePath)
+public:
+    explicit ElaGraphicsScenePrivate(QObject* parent = nullptr);
+    ~ElaGraphicsScenePrivate();
+
+    friend QDataStream& operator<<(QDataStream& stream, const ElaGraphicsScenePrivate* data);
+    friend QDataStream& operator>>(QDataStream& stream, ElaGraphicsScenePrivate* data);
+
+private:
+    bool _isLeftButtonPress{false};
+    QMap<QString, ElaGraphicsItem*> _items; // 存储所有item
+    ElaGraphicsSceneType::SceneMode _sceneMode;
+    QList<QVariantMap> _itemsLink; // item连接状态
+    QList<ElaGraphicsLineItem*> _lineItemsList;
+    ElaGraphicsLineItem* _linkLineItem{nullptr};
+    qreal _currentZ{1};
+    QPointF _lastPos;
+    QPointF _lastLeftPressPos;
+    QList<ElaGraphicsItem*> _serializeItem(int count);
+    void _removeLinkLineItem();
+    void _deserializeLink();
+};
+
+#endif // ELAGRAPHICSSCENEPRIVATE_H