初步统一了多航线采集和打开影像功能

HPPA/MapLayerStore.h

@@ -0,0 +1,48 @@
+#pragma once
+
+#include <QObject>
+#include <QString>
+#include <vector>
+#include <memory>
+#include <unordered_map>
+
+class MapLayer;
+class QWidget;
+
+class MapLayerStore : public QObject
+{
+    Q_OBJECT
+public:
+    explicit MapLayerStore(QObject* parent = nullptr);
+    ~MapLayerStore() override = default;
+
+    // Take ownership of the layer (store will own and manage its lifetime)
+    // Now also accept the associated QWidget so UI widget can be retrieved by layer pointer
+    void addLayer(MapLayer* layer, QWidget* widget = nullptr);
+
+    // Remove by pointer or by name. Destruction happens when removed from store.
+public slots:
+    void removeLayer(MapLayer* layer);
+    void removeLayerByName(const QString& name);
+
+    // Queries
+    MapLayer* getLayer(const QString& name) const;
+    MapLayer* getLayerAt(int index) const;
+    int layerCount() const;
+
+    // Get associated widget for a layer (or nullptr if none)
+    QWidget* widgetForLayer(MapLayer* layer) const;
+    // Get associated widget by layer absolute data path
+    QWidget* widgetForLayer(const QString& absolutePath) const;
+
+signals:
+    void layerAdded(MapLayer* layer);
+    // Emitted just before the layer is destroyed/removed from store
+    void layerAboutToBeRemoved(MapLayer* layer);
+
+private:
+    // store shared ownership so other parts can keep raw pointers safely (or use QPointer)
+    std::vector<std::shared_ptr<MapLayer>> m_layers;
+    // mapping from raw MapLayer pointer to associated QWidget*
+    std::unordered_map<MapLayer*, QWidget*> m_layerWidgets;
+};