draw yaw

Cockpit/Cockpit.cpp

@@ -4,6 +4,8 @@
 #include "QThread"
 #include "QDebug"
 #include "QPicture"
+#include "QtMath"
+
 
 Cockpit::Cockpit(QWidget *parent): QWidget(parent)
 {
@@ -141,6 +143,9 @@ void Cockpit::wheelEvent(QWheelEvent *e)
 
     m_Target.yaw += 0.2f *  e->angleDelta().y()/120.0f;
 
+
+    m_Attitude.distofly += 0.2f *  e->angleDelta().y()/120.0f;
+
     qDebug() << "wheel event" << m_Attitude.roll << m_Attitude.pitch << m_Attitude.yaw << m_Target.airspeed;
 
     update();
@@ -256,7 +261,7 @@ void Cockpit::paintEvent(QPaintEvent *)
     painter.setRenderHint(QPainter::TextAntialiasing);
     painter.setRenderHint(QPainter::SmoothPixmapTransform);
 
-    painter.translate(width() / 2, height() / 2);	/* 坐标变换为窗体中心 */
+    painter.translate(width() / 2, 2* height() / 6);	/* 坐标变换为窗体中心 */
     int side = qMin(width(), height());                 /* 这一句决定了这个模块只能是方形 */
     painter.scale(side / 2000.0, side / 2000.0);	/* 比例缩放 */
     painter.setPen(Qt::NoPen);
@@ -1132,7 +1137,11 @@ void Cockpit::drawYawScale(QPainter *painter)
     QPen ePen;
     QFont font;
     //平移坐标
-    painter->translate(0,1000);
+
+    font.setWeight(QFont::ExtraLight);
+    font.setFamily("Arial");//非衬线
+
+    painter->translate(0,1050);
 
     painter->save();
     //画一个半透明的基础圆
@@ -1142,10 +1151,8 @@ void Cockpit::drawYawScale(QPainter *painter)
     painter->drawEllipse(-500,-500,1000,1000);
     painter->restore();
 
-    painter->save();
     //画一个顶部三角形
-    //painter->setOpacity(1.0f);
-
+    painter->save();
     static const QPointF Tranpoints[3] = {
           QPointF(-30,-560),
           QPointF(0,-500),
@@ -1157,29 +1164,54 @@ void Cockpit::drawYawScale(QPainter *painter)
     painter->setPen(ePen);
     painter->setBrush(m_CurrentColor);
     painter->drawPolygon(Tranpoints,3);
-
     painter->restore();
 
+
+
     //画顶部紫色目标值
     painter->save();
     //旋转
     painter->rotate(m_Target.yaw - m_Attitude.yaw);
 
-    static const QPointF Tarpoint[3] = {
-          QPointF(-30,-560),
-          QPointF(0,-500),
-          QPointF(30,-560)
+    static const QPointF Tarpoint[8] = {
+        QPointF(-40,-500),
+        QPointF(-40,-530),
+        QPointF(-15,-530),
+        QPointF( -5,-500),
+        QPointF(  5,-500),
+        QPointF( 15,-530),
+        QPointF( 40,-530),
+        QPointF( 40,-500)
       };
 
-    ePen.setWidth(8);
+    ePen.setWidth(5);
     ePen.setColor(m_TargetColor);
     painter->setPen(ePen);
-    painter->drawPolygon(Tarpoint,3);
+    painter->drawPolygon(Tarpoint,8);
 
+    painter->drawLine(0,-100,0,-500);
 
     painter->restore();
 
 
+    //画一个中间小飞机
+    painter->save();
+    static const QPointF Planepoints[3] = {
+          QPointF(-30,50),
+          QPointF(0,-50),
+          QPointF( 30,50)
+      };
+
+    ePen.setWidth(8);
+    ePen.setColor(m_CurrentColor);
+    painter->setPen(ePen);
+    painter->setBrush(m_CurrentColor);
+    painter->drawPolygon(Planepoints,3);
+
+    painter->drawLine(0,-100,0,-500);
+
+    painter->restore();
+
 
     //画一个顶部黑色显示框
     painter->save();
@@ -1270,7 +1302,46 @@ void Cockpit::drawYawScale(QPainter *painter)
 
         painter->restore();
     }
+
+
+    //画中间小圆
+    painter->save();
+
+    //一直跟目标垂直
+    painter->rotate(m_Target.yaw);
+
+    ePen.setWidth(5);
+    ePen.setColor(QColor("#FFFFFF"));
+    painter->setPen(ePen);
+
+    for (int i = -5;i <= 5;i+=2) {
+        painter->save();
+        painter->translate(i*50,0);
+
+        painter->drawEllipse(-5,-5,10,10);
+        painter->restore();
+    }
+
+    //画侧偏距
+    painter->save();
+
+    //painter->translate(((m_Attitude.distofly >= 0)?(1):(-1))*log10(qAbs(m_Attitude.distofly)) * 10,0);
+    painter->translate(m_Attitude.distofly,0);
+    ePen.setWidth(5);
+    ePen.setColor(QColor("#FFFFFF"));
+    painter->setPen(ePen);
+    painter->drawLine(0,-100,0,100);
+
     painter->restore();
+
+
+
+    painter->restore();
+
+
+
+
+    painter->restore();//画YAW结束
 }