Change UI logic, add message prompt, add scan logic and preivewing rendering logic.

src/ScanFormWidget.cpp

@@ -11,13 +11,16 @@
 #include "patientinformationform.h"
 #include <QButtonGroup>
 #include "event/EventCenter.h"
+#include <QImage>
+#include <QPainter>
 
 ScanFormWidget::ScanFormWidget(QWidget *parent) : TabFormWidget(parent) {
     const char* style="QWidget#PatientInformationForm{min-width:300px;max-width:300px; margin-right:10}"
                       "QWidget#patientinformation_panel{ border-right:1px solid #0078d8}"
                       "QWidget#patientinformation_panel QLabel{font-size:20px; }"
                       "QWidget#param_widget{min-width:300px;max-width:300px;border-left:1px solid #0078d8}"
-                      "QWidget#broadcast_widget{border:2px solid #515151; border-radius: 20px}"
+                      "QWidget#broadcast_widget{border:2px solid #515151; border-radius: 20px; background-color:black}"
+                      "QWidget#broadcast_widget QLabel{background-color:black}"
                       "QLabel#lbl_protocol{font-size:32px; margin:0; color:silver}"
                       "QLabel#lbl_title,QLabel#lbl_ptitle{font-size:20px;margin:0; border-bottom:1px solid silver}"
                       "QLabel#lbl_end{font-size:20px;margin:0; border-top:1px solid #0078d8}"
@@ -123,17 +126,57 @@ ScanFormWidget::ScanFormWidget(QWidget *parent) : TabFormWidget(parent) {
     connect(EventCenter::Default(),&EventCenter::ResponsePreview,[=](QObject* sender,QObject* data){
         setPreviewing(true);
     });
+    connect(EventCenter::Default(),&EventCenter::ResponsePreviewData,[=](QObject* sender,QObject* data){
+        if (!data)return;
+        QByteArray* array = (QByteArray*)data;
+        uchar* raw_dataptr = (uchar*)array->data();
+        uchar c_data[200][200];
+        uchar* data_ptr = c_data[0];
+        for(int i=0;i<200;i++){
+            data_ptr = c_data[i];
+            memcpy(data_ptr,raw_dataptr,200);
+            raw_dataptr += 200;
+
+        }
+        raw_dataptr = (uchar*)array->data();
+        QImage img(c_data[0] , 200, 200, QImage::Format_Grayscale8);
+        viewer->setFixedSize(800,800);
+        QPixmap pic = QPixmap::fromImage(img).scaledToHeight(800,Qt::SmoothTransformation);
+        QPainter painter(&pic);
+        QPen pen;
+        pen.setColor(QColor(255,255,0,100));
+        pen.setStyle(Qt::DashLine);
+        pen.setWidth(3);
+        QFont font("Futura");
+        font.setPixelSize(26);
+        font.setBold(true);
+        painter.setFont(font);
+        painter.setPen(pen);
+        painter.drawLine(29*4,29*4,29*4,171*4);
+        painter.drawLine(29*4+1,29*4,171*4,29*4);
+        painter.drawLine(29*4+1,171*4,171*4,171*4);
+        painter.drawLine(171*4,29*4+1,171*4,171*4-1);
+        pen.setColor(QColor(255,255,0));
+        painter.setPen(pen);
+        painter.drawText(335,80,"Previewing");
+        painter.drawText(29*4,29*4-2,"ROI");
+        viewer->setPixmap(pic);
+    });
     connect(EventCenter::Default(),&EventCenter::PatientSelected,[=](QObject* sender,QObject* data){
         patient_information->setPatientInformation((PatientInformation*)data);
     });
     connect(btnRefresh,&QToolButton::clicked,[=](){
-        EventCenter::Default()->triggerEvent(GUIEvents::RequestEmptyScan, nullptr, nullptr);
+        QString patientInf(patient_information->getCurrentPatientJsonString(true));
+        printf("%s\r\n",patientInf.toStdString().data());
+        EventCenter::Default()->triggerEvent(GUIEvents::RequestEmptyScan, nullptr, (QObject*)(&patientInf));
     });
     connect(btnPreview,&QToolButton::clicked,[=](){
         EventCenter::Default()->triggerEvent(GUIEvents::RequestPreviewScan, nullptr, nullptr);
     });
     connect(btnScan,&QToolButton::clicked,[=](){
-        EventCenter::Default()->triggerEvent(GUIEvents::RequestPatientScan, nullptr, nullptr);
+        QString patientInf(patient_information->getCurrentPatientJsonString(false));
+        printf("%s\r\n",patientInf.toStdString().data());
+        EventCenter::Default()->triggerEvent(GUIEvents::RequestPatientScan, nullptr, (QObject*)(&patientInf));
     });
     connect(btnStop,&QToolButton::clicked,[=](){
         EventCenter::Default()->triggerEvent(GUIEvents::RequestStop, nullptr, nullptr);

src/device/DeviceManager.cpp

@@ -6,50 +6,54 @@
 #include "../event/EventCenter.h"
 #include <QVariant>
 
-#define triggerEvent EventCenter::Default()->triggerEvent
+#define TRIGGER_EVENT EventCenter::Default()->triggerEvent
 
-const char * getJsonFromPatInf(QObject* obj)
+#define THROW_ERROR(errormsg)\
+TRIGGER_EVENT(GUIEvents::GUIErrorRaise, nullptr, (QObject*)&errormsg);
+
+std::string getJsonFromPatInf(QObject* obj)
 {
-    return nullptr;
+    return ((QString*)obj)->toStdString();
 }
 
 void DeviceManager::initDevice() {
     // empty scan
-    connect(EventCenter::Default(),&EventCenter::RequestEmptyScan,[=](){
+    connect(EventCenter::Default(),&EventCenter::RequestEmptyScan,[=](QObject* sender, QObject* detail){
-        const char * json = "";
+        std::string json= getJsonFromPatInf(detail);
-        processScan(json);
+        printf("%s\r\n",json.c_str());
+        processScan(json.c_str());
     });
     // Patient scan
     connect(EventCenter::Default(),&EventCenter::RequestPatientScan,[=](QObject* sender, QObject* detail){
-        const char * json = getJsonFromPatInf(detail);
+        std::string json= getJsonFromPatInf(detail);
-        if (json)
+        printf("%s\r\n",json.c_str());
+        if (!json.empty())
         {
-            processScan(json);
+            processScan(json.c_str());
         }
     });
     // stop
     connect(EventCenter::Default(),&EventCenter::RequestStop,[=]() {
-        triggerEvent(GUIEvents::InvokeOperationStart, nullptr, nullptr);
+        TRIGGER_EVENT(GUIEvents::InvokeOperationStart, nullptr, nullptr);
         StatusInfo inf = GetStatus();
-        if (inf.status==SCANING)
+        if (inf.status == SCANING) {
-        {
             //ScanControl fail
-            if(ScanControl(STOP))
+            if (ScanControl(STOP)) {
-            {
+                QString msg("Stop operation fail!");
-                triggerEvent(GUIEvents::GUIErrorRaise, nullptr, nullptr);
+                THROW_ERROR(msg);
                 lastStatus = -1;
                 previewing = false;
                 return;
             }
             lastStatus = -1;
             previewing = false;
-            triggerEvent(GUIEvents::InvokeOperationEnd, nullptr, nullptr);
-            triggerEvent(GUIEvents::ResponseStop, nullptr, nullptr);
         }
+        TRIGGER_EVENT(GUIEvents::InvokeOperationEnd, nullptr, nullptr);
+        TRIGGER_EVENT(GUIEvents::ResponseStop, nullptr, nullptr);
     });
     // preview
     connect(EventCenter::Default(),&EventCenter::RequestPreviewScan,[=](){
-        triggerEvent(GUIEvents::InvokeOperationStart, nullptr, nullptr);
+        TRIGGER_EVENT(GUIEvents::InvokeOperationStart, nullptr, nullptr);
         StatusInfo inf = GetStatus();
         if (inf.status==READY)
         {
@@ -59,12 +63,13 @@ void DeviceManager::initDevice() {
                 lastStatus = SCANING;
                 previewing = true;
                 timerID = startTimer(500);
-                triggerEvent(GUIEvents::ResponsePreview, nullptr, nullptr);
+                TRIGGER_EVENT(GUIEvents::ResponsePreview, nullptr, nullptr);
-                triggerEvent(GUIEvents::InvokeOperationEnd, nullptr, nullptr);
+                TRIGGER_EVENT(GUIEvents::InvokeOperationEnd, nullptr, nullptr);
                 return;
             }
         }
-        triggerEvent(GUIEvents::GUIErrorRaise, nullptr, nullptr);
+        QString msg(inf.status!=READY?"Can't start preview,Device is not ready!":"Start preview operation fail!");
+        THROW_ERROR(msg);
     });
 }
 
@@ -77,20 +82,21 @@ void DeviceManager::timerEvent(QTimerEvent *event) {
         if(!previewing)
         {
             QVariant var(inf.progress);
-            triggerEvent(GUIEvents::InvokeOperationProgress, nullptr, (QObject*)&var);
+            TRIGGER_EVENT(GUIEvents::InvokeOperationProgress, nullptr, (QObject*)&var);
         }
         //preview scan
         else{
             const char * data = GetPreviewData();
-            QByteArray* bytes =  new QByteArray(data);
+            QByteArray bytes =QByteArray::fromRawData(data,40000);
-            triggerEvent(GUIEvents::ResponsePreviewData, nullptr, (QObject*)bytes);
+            TRIGGER_EVENT(GUIEvents::ResponsePreviewData, nullptr, (QObject*)(&bytes));
+            delete [] data;
         }
 
     } else{
         if (lastStatus == SCANING && !errorOccured)
         {
             QVariant var(true);
-            triggerEvent(GUIEvents::InvokeOperationEnd, nullptr, (QObject*)&var);
+            TRIGGER_EVENT(GUIEvents::InvokeOperationEnd, nullptr, (QObject*)&var);
             lastStatus = -1;
             previewing = false;
         }
@@ -106,10 +112,12 @@ void DeviceManager::timerEvent(QTimerEvent *event) {
 }
 
 void DeviceManager::processScan(const char *json) {
-    triggerEvent(GUIEvents::InvokeOperationStart, nullptr, nullptr);
+    static QString msg = "Start scan...";
+    TRIGGER_EVENT(GUIEvents::InvokeOperationStart, nullptr, (QObject*)&msg);
     int ret = SetScanInf(json);
     if (ret){
-        triggerEvent(GUIEvents::GUIErrorRaise, nullptr, nullptr);
+        QString errmsg("Transfer patient information fail!");
+        THROW_ERROR(errmsg);
         return;
     }
     StatusInfo inf = GetStatus();
@@ -122,5 +130,6 @@ void DeviceManager::processScan(const char *json) {
             return;
         }
     }
-    triggerEvent(GUIEvents::GUIErrorRaise, nullptr, nullptr);
+    QString errmsg("Start scan operation fail!");
+    THROW_ERROR(errmsg);
 }

src/guimessagedialog.cpp

@@ -30,13 +30,6 @@ GUIMessageDialog::GUIMessageDialog(QWidget *parent) :
         }
         frame.append(str);
     }
-    connect(EventCenter::Default(),&EventCenter::InvokeOperationEnd,[=](){
-        if (timerID != -1){
-            killTimer(timerID);
-            timerID = -1;
-        }
-        accept();
-    });
 }
 
 GUIMessageDialog::~GUIMessageDialog()
@@ -63,6 +56,7 @@ void GUIMessageDialog::startLoading() {
 }
 
 void GUIMessageDialog::showMessage(QString msg) {
+    ui->lbl_msg->setVisible(true);
     ui->lbl_msg->setText(msg);
 }
 
@@ -70,6 +64,20 @@ void GUIMessageDialog::showExitButton() {
     ui->btn_main->setVisible(true);
     disconnect(ui->btn_main);
     connect(ui->btn_main,&QToolButton::clicked,[=](){
+        if (timerID != -1){
+            killTimer(timerID);
+            timerID = -1;
+        }
         accept();
     });
 }
+
+void GUIMessageDialog::hideMessage() {
+    ui->lbl_msg->setVisible(false);
+    ui->lbl_msg->setText("");
+}
+
+void GUIMessageDialog::hideExitButton() {
+    ui->btn_main->setVisible(false);
+    disconnect(ui->btn_main);
+}

src/guimessagedialog.h

@@ -15,7 +15,9 @@ public:
     explicit GUIMessageDialog(QWidget *parent = nullptr);
     ~GUIMessageDialog();
     void showMessage(QString msg);
+    void hideMessage();
     void showExitButton();
+    void hideExitButton();
     void startLoading();
     void stopLoading();
 protected:

src/mainwindow.cpp

@@ -63,8 +63,8 @@ MainWindow::MainWindow(QWidget *parent) :
                           "stop: 0.0 darkgray, stop: 0.5 lightgray, stop: 1.0 darkgray);"
                           "border-radius:20px;border:5px solid #0078d8; }"
                           "QDialog QWidget QWidget{ background:transparent;color:#3078d8}"
-                          "QDialog QWidget QWidget QLabel{ border:1px solid black}"
+                          "QDialog QWidget QWidget QLabel{ font-size:30px}"
-                          "QLabel#lbl_progressicon{min-width:75px;max-width:75px;font-size:30px}"
+                          "QLabel#lbl_progressicon{min-width:75px;max-width:75px;}"
                           "#spacer_1, #spacer_2{min-width:2px;max-width:2px;margin-top:6px;margin-bottom:6px;border-right:1px solid #0078d8;}"//green with  2
                           ;
     this->setStyleSheet(style);
@@ -90,15 +90,42 @@ MainWindow::MainWindow(QWidget *parent) :
     this->showFullScreen ();
     connect(EventCenter::Default(),&EventCenter::GUIErrorRaise,[=](){
         if (!msgDialog) msgDialog =  new GUIMessageDialog(this);
+        msgDialog->showMessage("Something went error!");
+        msgDialog->showExitButton();
+        msgDialog->stopLoading();
         msgDialog->show();
     });
-    connect(EventCenter::Default(),&EventCenter::InvokeOperationStart,[=](){
+    connect(EventCenter::Default(),&EventCenter::InvokeOperationStart,[=](QObject*,QObject* msg){
         if (!msgDialog) msgDialog =  new GUIMessageDialog(this);
+        if (msg)
+        {
+            QString* str = (QString*)msg;
+            msgDialog->showMessage(*str);
+        } else{
+            msgDialog->hideMessage();
+        }
+        msgDialog->hideExitButton();
+        msgDialog->startLoading();
         msgDialog->show();
     });
+    connect(EventCenter::Default(),&EventCenter::InvokeOperationProgress,[=](QObject*,QObject* msg){
+        if (!msgDialog) msgDialog =  new GUIMessageDialog(this);
+        if (msg)
+        {
+            QVariant* var = (QVariant*)msg;
+            msgDialog->showMessage(QString("Scanning %1%").arg((int)(var->toFloat()*100.0f)));
+        } else{
+            msgDialog->hideMessage();
+        }
+        msgDialog->hideExitButton();
+        msgDialog->show();
+    });
+    connect(EventCenter::Default(),&EventCenter::InvokeOperationEnd,[=](){
+        if (!msgDialog) return;
+        msgDialog->stopLoading();
+        msgDialog->hide();
+    });
     DeviceManager::Default()->initDevice();
-//    GUIMessageDialog* dialog = new GUIMessageDialog(this);
-//    dialog->show();
 }
 
 MainWindow::~MainWindow()