textLable 滚动显示

QCPShow.pro.user

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 4.2.1, 2021-10-20T18:01:26. -->
+<!-- Written by QtCreator 4.2.1, 2021-10-21T10:14:57. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>

mainwidget.cpp

@@ -39,18 +39,22 @@ MainWidget::MainWidget(QWidget *parent) :
     ui->statusLabel->setText("Not Connected");
 
     //显示设置
-    QFont font1, font2;
     font1.setPointSize(240);
-    font2.setPointSize(20);
+    font2.setPointSize(240);
+    font3.setPointSize(20);
     ui->textLabel->setFont(font1);
-    ui->countdownLabel->setFont(font1);
-    ui->statusLabel->setFont(font2);
+    ui->countdownLabel->setFont(font2);
+    ui->statusLabel->setFont(font3);
     ui->textLabel->setStyleSheet("QLabel {color: rgb(255,0,0);}");//设置文本红色
     ui->countdownLabel->setStyleSheet("QLabel {color: rgb(255,0,0);}");//设置文本红色
     ui->statusLabel->setStyleSheet("QLabel {color: rgb(85,255,0);}");//设置文本绿色
 //    ui->textLabel->setAlignment(Qt::AlignHCenter);
 //    ui->countdownLabel->setAlignment(Qt::AlignHCenter);
 //    ui->statusLabel->setAlignment(Qt::AlignRight);
+
+    m_curX = 0;
+    connect(&m_lableScrollTimer,SIGNAL(timeout()),this,SLOT(lableScrollDisplay()));
+    m_lableScrollTimer.start(10);
 }
 
 MainWidget::~MainWidget()
@@ -60,6 +64,8 @@ MainWidget::~MainWidget()
 
 void MainWidget::updateUi()
 {
+    m_curX = 0;//内容超出显示区域时，更新患者信息显示从头开始滚动
+
     //更新statusLabel
 //    ui->statusLabel->setText(QString("%1 | %2")
 //                             .arg(m_wsConnectedStatus == 0 ? "未连接" : "已连接")
@@ -92,7 +98,8 @@ void MainWidget::updateUi()
     int hour,min,sec,nTotalSecs;
     nTotalSecs = pInfo->realCountDownInSeconds;
     sec  = nTotalSecs % 60;
-    min  = nTotalSecs / 60 % 60;
+//    min  = nTotalSecs / 60 % 60;
+    min  = nTotalSecs / 60 ;  //min显示大于60
     hour = nTotalSecs / 3600;
     QString str = QString("%1:%2").arg(min,2,10,QLatin1Char('0')).arg(sec,2,10,QLatin1Char('0'));
     ui->countdownLabel->setText(str);
@@ -114,12 +121,30 @@ void MainWidget::resizeEvent(QResizeEvent *event)
     QWidget::resizeEvent(event);
 
     //标题
-    ui->textLabel->setGeometry(0,0,this->width(),(this->height()-30)/2);
+//    ui->textLabel->setGeometry(0,0,this->width(),(this->height()-30)/2);
     ui->countdownLabel->setGeometry(0,(this->height()-30)/2,this->width(),(this->height()-30)/2);
     ui->LEDLabel->setGeometry(this->width()-120,this->height()-30,20,30);
     ui->statusLabel->setGeometry(this->width()-80,this->height()-30,20,30);
 }
 
+void MainWidget::lableScrollDisplay()
+{
+    QFontMetrics fm(font1);
+    m_width = fm.width(ui->textLabel->text());
+    if(this->width() > m_width){
+        ui->textLabel->setGeometry((this->width()-m_width)/2, 0,m_width,(this->height()-30)/2);
+    }
+    else{
+        m_curX ++;
+        ui->textLabel->setGeometry(20-m_curX,0,m_width,(this->height()-30)/2);
+//        qDebug()<<"move" <<m_curX;
+    }
+    if(m_curX > (m_width - this->width())){
+        m_curX = 0;
+    }
+
+}
+
 void MainWidget::onWsConnectedStatusChanged(int status)
 {
     qDebug() << "MainWidget::onWsConnectedStatusChanged " << status;

mainwidget.h

@@ -28,6 +28,9 @@ private:
     QTimer m_countDownTimer;
     QTimer m_switchPatientTimer;
     int m_wsConnectedStatus;
+    QFont font1, font2, font3;
+    QTimer m_lableScrollTimer;
+    int m_width, m_curX;
 
 public slots:
     void updateUi();
@@ -36,6 +39,7 @@ public slots:
     void onPatientMergencyStatusChanged(QString firstAidId,QString time,QString status);
     void addPatientToList(PatientEmergencyInfo *);
     void deletePatientFromList(QString firstAidId);
+    void lableScrollDisplay();
 
 signals:
     void statusChanged(QString firstAidId,QString status);

mainwidget.ui

@@ -23,7 +23,7 @@
     </rect>
    </property>
    <property name="text">
-    <string>textLabel</string>
+    <string>传控科技优先做CT</string>
    </property>
    <property name="alignment">
     <set>Qt::AlignCenter</set>