Refactor dialog package.

src/device/DeviceManager.h

@@ -7,18 +7,24 @@
 
 #include <QObject>
 #include <QThread>
-class DeviceManager :public QObject {
-	Q_OBJECT
+
+class DeviceManager : public QObject {
+Q_OBJECT
 
 public:
-    static DeviceManager* Default(){
+    static DeviceManager *Default() {
         static DeviceManager manager;
         return &manager;
     }
+
     DeviceManager() = default;
-	~DeviceManager() override = default ;
-    DeviceManager(const DeviceManager&) = delete;
-    DeviceManager operator=(const DeviceManager&) = delete;
+
+    ~DeviceManager() override = default;
+
+    DeviceManager(const DeviceManager &) = delete;
+
+    DeviceManager operator=(const DeviceManager &) = delete;
+
     /**
      * init device, include Shimlib and it's error call back,
      * deviceInfTimer to get temperature of water, and the
@@ -29,32 +35,36 @@ public:
     /**
      * close and release the device reference resource.
      */
-	void close();
+    void close();
 
     /**
      * Get Firm ware version
      * @return Firm ware version
      */
-    QString getSoftwareVersion();
+    static QString getSoftwareVersion();
 
     /**
      * Get Scan data output path
      * @return Scan data output path
      */
-    QString getScanOutputPath();
+    static QString getScanOutputPath();
 
-    void setErrorOccurred(bool v){
-        errorOccurred = v;
+    void setErrorOccurred(bool v) {
+        mErrorOccurred = v;
     }
-    bool getErrorOccurred(){
-        return errorOccurred;
+
+    bool getErrorOccurred() {
+        return mErrorOccurred;
     }
-    void emitErrorCallback(const char * msg);
-    signals:
+
+    void emitErrorCallback(const char *msg);
+
+signals:
+
     void raiseGlobalError(QString msg);
 
 protected:
-	void timerEvent(QTimerEvent* event) override;
+    void timerEvent(QTimerEvent *event) override;
 
 private:
     /**
@@ -62,11 +72,11 @@ private:
      * @param json The patient information json string
      * @param empty Empty scan flag
      */
-	void startScan(const char* json, bool empty = false);
+    void startScan(const char *json, bool empty = false);
 
-	/**
-	 * Post Scan start command to Shimlib
-	 */
+    /**
+     * Post Scan start command to Shimlib
+     */
     void postScanCommand();
 
     /**
@@ -89,16 +99,24 @@ private:
      * Process scan progress change
      * @param Scan progress
      */
-    void scanProcess(int progress);
+    void scanProcess(int aProgress);
+
+    void initPreviewThread();
+
+    void stopScan();
+
+    void startPreview();
+
+    int mScanPhase = 1;
+    volatile int mTimerID = -1;
+    int mDeviceInfTimerID = -1;
+    int mLastStatus = -1;
+    bool mPreviewing = false;
+    volatile bool mEndLoop = false;
+    volatile bool mErrorOccurred = false;
+    QThread *mPreviewDataCaller = nullptr;
+
 
-	int scanPhase = 1;
-    volatile int timerID = -1;
-	int deviceInfTimerID = -1;
-	int lastStatus = -1;
-	bool previewing = false;
-	volatile bool endLoop = false;
-    volatile bool errorOccurred = false;
-	QThread* previewDataCaller = nullptr;
 };