1.添加特征值model。

Analyser/CMakeLists.txt

@@ -9,6 +9,7 @@ add_executable(Analyser Analyser.rc
     CategoryLogSinkBackend.h CategoryLogSinkBackend.cpp
     Widget.h Widget.cpp
     ModuleCommunication.h ModuleCommunication.cpp
+    PalmFeatureTableModel.h PalmFeatureTableModel.cpp
 )
 
 target_link_libraries(Analyser

Analyser/ModuleCommunication.h

@@ -1,7 +1,7 @@
 #ifndef MODULECOMMUNICATION_H
 #define MODULECOMMUNICATION_H
 
-#include "Database.h"
+#include "DataStructure.h"
 #include <QObject>
 #include <memory>
 

Analyser/PalmFeatureTableModel.cpp

@@ -0,0 +1,17 @@
+#include "PalmFeatureTableModel.h"
+
+PalmFeatureTableModel::PalmFeatureTableModel(QObject *parent) {
+}
+
+int PalmFeatureTableModel::rowCount(const QModelIndex &parent) const {
+    return static_cast<int>(m_features.size());
+}
+
+int PalmFeatureTableModel::columnCount(const QModelIndex &parent) const {
+    return 2;
+}
+
+QVariant PalmFeatureTableModel::data(const QModelIndex &index, int role) const {
+    QVariant ret;
+    return ret;
+}

Analyser/PalmFeatureTableModel.h

@@ -0,0 +1,19 @@
+#ifndef __PALMFEATURETABLEMODEL_H__
+#define __PALMFEATURETABLEMODEL_H__
+
+#include "DataStructure.h"
+#include <QAbstractTableModel>
+
+class PalmFeatureTableModel : public QAbstractTableModel {
+    Q_OBJECT
+public:
+    PalmFeatureTableModel(QObject *parent = nullptr);
+    int rowCount(const QModelIndex &parent = QModelIndex()) const final;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const final;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const final;
+
+private:
+    PalmFeatures m_features;
+};
+
+#endif // __PALMFEATURETABLEMODEL_H__

Analyser/Widget.cpp

@@ -1,7 +1,9 @@
 #include "Widget.h"
 #include "BoostLog.h"
 #include "CategoryLogSinkBackend.h"
+#include "Database.h"
 #include "ModuleCommunication.h"
+#include "PalmFeatureTableModel.h"
 #include <QComboBox>
 #include <QFormLayout>
 #include <QGridLayout>
@@ -11,6 +13,7 @@
 #include <QPushButton>
 #include <QSerialPortInfo>
 #include <QTabWidget>
+#include <QTableView>
 #include <QTextBrowser>
 #include <QTimer>
 #include <QVBoxLayout>
@@ -51,10 +54,12 @@ Widget::Widget(QWidget *parent) : QWidget{parent} {
     connect(btn, &QPushButton::clicked, this, &Widget::onClearLogButtonClicked);
     logLayout->addWidget(btn, 0, Qt::AlignBottom | Qt::AlignRight);
 
+    m_featureTableView = new QTableView();
+
     auto tabWidget = new QTabWidget();
     tabWidget->addTab(m_logBrowser, "日志");
     tabWidget->addTab(new QWidget(), "视频流");
-    tabWidget->addTab(new QWidget(), "已注册列表");
+    tabWidget->addTab(m_featureTableView, "本地特征值列表");
 
     m_commandGroupBox = initializeCommandGroupBox();
 
@@ -68,6 +73,8 @@ Widget::Widget(QWidget *parent) : QWidget{parent} {
     layout->addWidget(tabWidget, 3);
 
     m_database = std::make_shared<Database>();
+    m_featureModel = new PalmFeatureTableModel(this);
+    m_featureTableView->setModel(m_featureModel);
 
     QTimer::singleShot(0, this, [this]() {
         onSerialRefreshButtonClicked();
@@ -194,14 +201,14 @@ QGroupBox *Widget::initializeUvcGroupBox() {
 }
 
 void Widget::onNewPalmFeature(const PalmFeature &feature) {
+    auto palms = m_database->palmFeatures();
+    if (std::find(palms.cbegin(), palms.cend(), feature) != palms.cend()) {
+        LOG(warning) << "本地数据库已有相同特征数据。";
+        return;
+    }
     if (!m_database->addPalmFeature(feature)) {
         LOG(error) << "add palm feature failed.";
     }
-
-    auto palms = m_database->palmFeatures();
-    for (auto &p : palms) {
-        LOG(info) << p.id << " " << p.username << " " << p.feature.size();
-    }
 }
 
 void Widget::onSerialConnectButtonClicked() {

Analyser/Widget.h

@@ -1,7 +1,7 @@
 #ifndef WIDGET_H
 #define WIDGET_H
 
-#include "Database.h"
+#include "DataStructure.h"
 #include <QWidget>
 
 class QPushButton;
@@ -9,7 +9,10 @@ class QTextBrowser;
 class QComboBox;
 class QLineEdit;
 class QGroupBox;
+class QTableView;
 class ModuleCommunication;
+class PalmFeatureTableModel;
+class Database;
 
 class Widget : public QWidget {
     Q_OBJECT
@@ -63,6 +66,9 @@ private:
 
     std::shared_ptr<ModuleCommunication> m_communication;
     std::shared_ptr<Database> m_database;
+
+    PalmFeatureTableModel *m_featureModel = nullptr;
+    QTableView *m_featureTableView = nullptr;
 };
 
 #endif // WIDGET_H

Database/CMakeLists.txt

@@ -1,5 +1,6 @@
 add_library(Database
     Database.h Database.cpp
+    DataStructure.h DataStructure.cpp
     # shell.c
     sqlite3.h sqlite3.c
     sqlite3ext.h

Database/DataStructure.cpp

@@ -0,0 +1,5 @@
+#include "DataStructure.h"
+
+bool operator==(const PalmFeature &lhs, const PalmFeature &rhs) {
+    return lhs.feature == rhs.feature;
+}

Database/DataStructure.h

@@ -0,0 +1,23 @@
+#ifndef __DATASTRUCTURE_H__
+#define __DATASTRUCTURE_H__
+
+#include <string>
+#include <vector>
+
+class PalmFeature {
+public:
+    int64_t id; // 对应本地数据库的id
+    std::string username;
+    std::vector<uint8_t> feature;
+};
+
+using PalmFeatures = std::vector<PalmFeature>;
+
+bool operator==(const PalmFeature &lhs, const PalmFeature &rhs);
+
+namespace std {
+template <>
+struct hash<PalmFeature> {};
+} // namespace std
+
+#endif // __DATASTRUCTURE_H__

Database/Database.cpp

@@ -23,8 +23,8 @@ bool Database::addPalmFeature(const PalmFeature &palm) {
     return true;
 }
 
-std::vector<PalmFeature> Database::palmFeatures() const {
-    std::vector<PalmFeature> ret;
+PalmFeatures Database::palmFeatures() const {
+    PalmFeatures ret;
     sqlite3_stmt *statement = nullptr;
     constexpr const char *sql = "SELECT * FROM palm_feature";
     if (sqlite3_prepare_v2(m_sqlite, sql, -1, &statement, NULL) != SQLITE_OK) {

Database/Database.h

@@ -1,23 +1,16 @@
 #ifndef __DATABASE_H__
 #define __DATABASE_H__
 
-#include <string>
-#include <vector>
+#include "DataStructure.h"
 
 struct sqlite3;
 
-class PalmFeature {
-public:
-    int64_t id; // 对应本地数据库的id
-    std::string username;
-    std::vector<uint8_t> feature;
-};
 
 class Database{
 public:
     bool open(const std::string &path);
     bool addPalmFeature(const PalmFeature &palm);
-    std::vector<PalmFeature> palmFeatures() const;
+    PalmFeatures palmFeatures() const;
 
 private:
     void initializeTables();