draw speed limit state bar

Cockpit/Cockpit.cpp

@@ -43,6 +43,8 @@ Cockpit::Cockpit(QWidget *parent): QWidget(parent)
    m_Attitude.verticalspeed = 0;//爬升速度
 
 
+   m_Target.airspeed_maximun = 25;
+   m_Target.airspeed_minimun = 15;
 
 
    m_Battery.current[0] = 0;
@@ -670,11 +672,10 @@ void Cockpit::drawLeftScale(QPainter *painter)
 
         if(i < 0)//小于0的刻度不显示
         {
-
             if((i%10) == 0)
             {
                painter->drawLine( 220,i * h,290,i * h);
-               painter->drawText(QRect(20,i * h - 30,190,60),Qt::AlignVCenter|Qt::AlignRight, strText);
+               painter->drawText(QRect(0,i * h - 30,190,80),Qt::AlignVCenter|Qt::AlignRight, strText);
 
             }
             else if((i%5) == 0)
@@ -682,10 +683,6 @@ void Cockpit::drawLeftScale(QPainter *painter)
                painter->drawLine(240,i * h,290,i * h);
             }
         }
-
-
-
-
         painter->restore();
     }
 
@@ -699,13 +696,44 @@ void Cockpit::drawLeftScale(QPainter *painter)
     //画旁边的速度彩条
     painter->save();
 
-    painter->setBrush(QColor("#FFC125"));
+    painter->setBrush(QColor("#FF8C00"));//画橙色
     painter->drawRect(275,-600,25,1200);
+
+     painter->setBrush(QColor("#228B22"));//画绿色
+     float y_green = -1200.0f/40.0f * (m_Target.airspeed_maximun- m_Attitude.airspeed);
+     float l_green = 1200.0f/40.0f * (m_Target.airspeed_maximun - m_Target.airspeed_minimun);
+
+     if((y_green + l_green) > 600)
+     {
+         l_green = 600 - y_green;
+     }
+
+     if(y_green < 600)
+       painter->drawRect(275,(y_green < -600)?(-600):(y_green),25,l_green);
+
+    painter->setBrush(QColor("#FF0000"));//画红色
+    float y_red = -1200.0f/40.0f * (m_Target.airspeed_minimun- m_Attitude.airspeed);
+    float l_red = 600 + 1200.0f/40.0f * (m_Target.airspeed_minimun- m_Attitude.airspeed);
+    if(y_red < 600)
+    {
+      if(y_red < -600)
+      {
+          y_red = -600;
+          l_red = 1200;
+      }
+      painter->drawRect(275,y_red,25,l_red);
+    }
+
+
+
+
+
     painter->restore();
 
     //画 中间黑色的显示块
     painter->save();
 
+    /*
     static const QPointF points1[11] = {
           QPointF(  0,-50),
           QPointF(200,-50),
@@ -721,9 +749,23 @@ void Cockpit::drawLeftScale(QPainter *painter)
           QPointF(200, 50),
           QPointF(  0, 50)
       };
+      */
 
+    static const QPointF points1[7] = {
+          QPointF(  0,-120),
+          QPointF(225,-120),
+          QPointF(225, -30),
+          QPointF(255,   0),
+          QPointF(225,  30),
+          QPointF(225, 120),
+          QPointF(  0, 120)
+      };
+
+      ePen.setColor(QColor("#FFFFFF"));
+      ePen.setWidth(8);
+      painter->setPen(ePen);
       painter->setBrush(QColor("#000000"));
-      painter->drawPolygon(points1, 11);
+      painter->drawPolygon(points1, 7);
 
 
 
@@ -739,7 +781,7 @@ void Cockpit::drawLeftScale(QPainter *painter)
 
       QString DacadeText = QString::number(int(m_Attitude.airspeed/10));  //设置十位以上
       QString UnitText = QString::number(qAbs(int(m_Attitude.airspeed)%10));  //设置个位
-      painter->drawText(QRect(0,-50,200,100),Qt::AlignVCenter|Qt::AlignRight, DacadeText);
+      painter->drawText(QRect(0,-50,150,100),Qt::AlignVCenter|Qt::AlignRight, DacadeText);
       //painter->drawText(QRect(200,-50,100,100),Qt::AlignVCenter|Qt::AlignLeft, UnitText);
 
       float Unit = m_Attitude.airspeed - int(m_Attitude.airspeed)/10 * 10;
@@ -762,7 +804,7 @@ void Cockpit::drawLeftScale(QPainter *painter)
           painter->setPen(ePen);
           painter->setFont(font);
 
-          painter->translate(200,(i + Unit) * 120 - 60);
+          painter->translate(150,(i + Unit) * 120 - 60);
 
           //此段程序在未理解之前，请不要随意修改
           switch (count) {
@@ -770,27 +812,27 @@ void Cockpit::drawLeftScale(QPainter *painter)
                      if(Decimal <= 0.5f)
                      {
                         if((60 - 120 * Decimal) != 0)
-                            painter->drawText(QRect(0,60 - 120 * Decimal ,60,60 + 120 * Decimal ),Qt::AlignBottom|Qt::AlignLeft, strText);
+                            painter->drawText(QRect(0,60 - 120 * Decimal ,80,60 + 120 * Decimal ),Qt::AlignBottom|Qt::AlignLeft, strText);
                      }
                      else //>0.5
                      {
-                         painter->drawText(QRect(0,120 - 120 * (Decimal - 0.5) ,60,120 * (Decimal - 0.5)),Qt::AlignBottom|Qt::AlignLeft, strText);
+                         painter->drawText(QRect(0,120 - 120 * (Decimal - 0.5) ,80,120 * (Decimal - 0.5)),Qt::AlignBottom|Qt::AlignLeft, strText);
                      }
               break;
               case 2:
-                    painter->drawText(QRect(0,0,60,120),Qt::AlignVCenter|Qt::AlignLeft, strText);
+                    painter->drawText(QRect(0,0,80,120),Qt::AlignVCenter|Qt::AlignLeft, strText);
               break;
               case 3:
                      if(Decimal <= 0.5f)
                      {
                         if((60 - 120 * Decimal) != 0)
-                            painter->drawText(QRect(0,0,60,60 - 120 * Decimal),Qt::AlignTop|Qt::AlignLeft, strText);
+                            painter->drawText(QRect(0,0,80,60 - 120 * Decimal),Qt::AlignTop|Qt::AlignLeft, strText);
                         else
-                            painter->drawText(QRect(0,0,60,120),Qt::AlignVCenter|Qt::AlignLeft, strText);
+                            painter->drawText(QRect(0,0,80,120),Qt::AlignVCenter|Qt::AlignLeft, strText);
                      }
                      else
                      {
-                           painter->drawText(QRect(0,0,60,120 - 120 * (Decimal - 0.5)),Qt::AlignTop|Qt::AlignLeft, strText);
+                           painter->drawText(QRect(0,0,80,120 - 120 * (Decimal - 0.5)),Qt::AlignTop|Qt::AlignLeft, strText);
                      }
               break;
           }

Cockpit/Cockpit.h

@@ -68,10 +68,17 @@ typedef struct{
     float yaw;
 
     float height;
+
+    float airspeed_maximun;
     float airspeed;
+    float airspeed_minimun;
+
     float heading;//航线方向
     float position;//侧偏距
 
+
+
+
 }_target;