From 4273eb42605b159996957d392fa19e352c3d42c3 Mon Sep 17 00:00:00 2001
From: Roland Rossgotterer <roland.rossgotterer@gmail.com>
Date: Wed, 30 Jan 2019 09:45:16 +0100
Subject: [PATCH] First version of CRadarComponent

---
 .../components/maininfoareacomponent.cpp      |   6 +
 .../components/maininfoareacomponent.h        |   5 +
 .../components/maininfoareacomponent.ui       |  66 +++++
 .../components/mainkeypadareacomponent.cpp    |   4 +
 .../components/mainkeypadareacomponent.ui     |  15 +-
 src/blackgui/components/radarcomponent.cpp    | 272 ++++++++++++++++++
 src/blackgui/components/radarcomponent.h      |  79 +++++
 src/blackgui/components/radarcomponent.ui     | 142 +++++++++
 src/blackgui/views/radarview.cpp              |  48 ++++
 src/blackgui/views/radarview.h                |  50 ++++
 src/blackmisc/blackmisc.qrc                   |   1 +
 src/blackmisc/iconlist.cpp                    |   2 +
 src/blackmisc/icons.cpp                       |  15 +-
 src/blackmisc/icons.h                         |   8 +
 14 files changed, 706 insertions(+), 7 deletions(-)
 create mode 100644 src/blackgui/components/radarcomponent.cpp
 create mode 100644 src/blackgui/components/radarcomponent.h
 create mode 100644 src/blackgui/components/radarcomponent.ui
 create mode 100644 src/blackgui/views/radarview.cpp
 create mode 100644 src/blackgui/views/radarview.h

diff --git a/src/blackgui/components/maininfoareacomponent.cpp b/src/blackgui/components/maininfoareacomponent.cpp
index d6ec6e7a8..148d49b08 100644
--- a/src/blackgui/components/maininfoareacomponent.cpp
+++ b/src/blackgui/components/maininfoareacomponent.cpp
@@ -97,6 +97,11 @@ namespace BlackGui
             return ui->comp_TextMessages;
         }
 
+        CRadarComponent *CMainInfoAreaComponent::getRadarComponent()
+        {
+            return ui->comp_Radar;
+        }
+
         void CMainInfoAreaComponent::displayLog()
         {
             ui->comp_Log->displayLog();
@@ -195,6 +200,7 @@ namespace BlackGui
             case InfoAreaLog:        return CIcons::appLog16();
             case InfoAreaTextMessages:  return CIcons::appTextMessages16();
             case InfoAreaInterpolation: return CIcons::appInterpolation16();
+            case InfoAreaRadar:      return CIcons::appRadar16();
             default: return CIcons::empty();
             }
         }
diff --git a/src/blackgui/components/maininfoareacomponent.h b/src/blackgui/components/maininfoareacomponent.h
index 7fcbbeae4..465a2c801 100644
--- a/src/blackgui/components/maininfoareacomponent.h
+++ b/src/blackgui/components/maininfoareacomponent.h
@@ -34,6 +34,7 @@ namespace BlackGui
         class CLogComponent;
         class CMappingComponent;
         class CInterpolationComponent;
+        class CRadarComponent;
         class CSettingsComponent;
         class CSimulatorComponent;
         class CTextMessageComponent;
@@ -68,6 +69,7 @@ namespace BlackGui
                 InfoAreaInterpolation = 9,
                 InfoAreaSettings      = 10,
                 InfoAreaLog           = 11,
+                InfoAreaRadar         = 12,
                 InfoAreaNone          = -1
             };
 
@@ -107,6 +109,9 @@ namespace BlackGui
             //! Text messages
             CTextMessageComponent *getTextMessageComponent();
 
+            //! Radar
+            CRadarComponent *getRadarComponent();
+
             //! Display the log
             void displayLog();
 
diff --git a/src/blackgui/components/maininfoareacomponent.ui b/src/blackgui/components/maininfoareacomponent.ui
index 393b609b5..6510109c3 100644
--- a/src/blackgui/components/maininfoareacomponent.ui
+++ b/src/blackgui/components/maininfoareacomponent.ui
@@ -791,6 +791,66 @@
     </layout>
    </widget>
   </widget>
+  <widget class="BlackGui::CDockWidgetInfoArea" name="dwp_Radar">
+   <property name="minimumSize">
+    <size>
+     <width>165</width>
+     <height>66</height>
+    </size>
+   </property>
+   <property name="allowedAreas">
+    <set>Qt::TopDockWidgetArea</set>
+   </property>
+   <property name="windowTitle">
+    <string>Radar</string>
+   </property>
+   <attribute name="dockWidgetArea">
+    <number>4</number>
+   </attribute>
+   <widget class="QWidget" name="qw_RadarOuter">
+    <layout class="QVBoxLayout" name="vl_RadarOuter">
+     <property name="spacing">
+      <number>0</number>
+     </property>
+     <property name="leftMargin">
+      <number>0</number>
+     </property>
+     <property name="topMargin">
+      <number>0</number>
+     </property>
+     <property name="rightMargin">
+      <number>0</number>
+     </property>
+     <property name="bottomMargin">
+      <number>0</number>
+     </property>
+     <item>
+      <widget class="QFrame" name="fr_RadarInner">
+       <layout class="QVBoxLayout" name="vl_RadarInner">
+        <property name="spacing">
+         <number>0</number>
+        </property>
+        <property name="leftMargin">
+         <number>0</number>
+        </property>
+        <property name="topMargin">
+         <number>2</number>
+        </property>
+        <property name="rightMargin">
+         <number>0</number>
+        </property>
+        <property name="bottomMargin">
+         <number>0</number>
+        </property>
+        <item>
+         <widget class="BlackGui::Components::CRadarComponent" name="comp_Radar"/>
+        </item>
+       </layout>
+      </widget>
+     </item>
+    </layout>
+   </widget>
+  </widget>
  </widget>
  <customwidgets>
   <customwidget>
@@ -871,6 +931,12 @@
    <header>blackgui/components/interpolationcomponent.h</header>
    <container>1</container>
   </customwidget>
+  <customwidget>
+   <class>BlackGui::Components::CRadarComponent</class>
+   <extends>QFrame</extends>
+   <header>blackgui/components/radarcomponent.h</header>
+   <container>1</container>
+  </customwidget>
  </customwidgets>
  <resources/>
  <connections/>
diff --git a/src/blackgui/components/mainkeypadareacomponent.cpp b/src/blackgui/components/mainkeypadareacomponent.cpp
index 30374076b..99a98c27a 100644
--- a/src/blackgui/components/mainkeypadareacomponent.cpp
+++ b/src/blackgui/components/mainkeypadareacomponent.cpp
@@ -49,6 +49,7 @@ namespace BlackGui
             connect(ui->pb_MainLog, &QPushButton::released, this, &CMainKeypadAreaComponent::buttonSelected);
             connect(ui->pb_MainMappings, &QPushButton::released, this, &CMainKeypadAreaComponent::buttonSelected);
             connect(ui->pb_MainInterpolation, &QPushButton::released, this, &CMainKeypadAreaComponent::buttonSelected);
+            connect(ui->pb_MainRadar, &QPushButton::released, this, &CMainKeypadAreaComponent::buttonSelected);
             connect(ui->pb_MainSettings, &QPushButton::released, this, &CMainKeypadAreaComponent::buttonSelected);
             connect(ui->pb_MainSimulator, &QPushButton::released, this, &CMainKeypadAreaComponent::buttonSelected);
             connect(ui->pb_MainTextMessages, &QPushButton::released, this, &CMainKeypadAreaComponent::buttonSelected);
@@ -202,6 +203,7 @@ namespace BlackGui
             if (button == ui->pb_MainLog) return CMainInfoAreaComponent::InfoAreaLog;
             if (button == ui->pb_MainMappings) return CMainInfoAreaComponent::InfoAreaMapping;
             if (button == ui->pb_MainInterpolation) return CMainInfoAreaComponent::InfoAreaInterpolation;
+            if (button == ui->pb_MainRadar) return CMainInfoAreaComponent::InfoAreaRadar;
             if (button == ui->pb_MainSettings) return CMainInfoAreaComponent::InfoAreaSettings;
             if (button == ui->pb_MainSimulator) return CMainInfoAreaComponent::InfoAreaSimulator;
             if (button == ui->pb_MainTextMessages) return CMainInfoAreaComponent::InfoAreaTextMessages;
@@ -221,6 +223,7 @@ namespace BlackGui
             case CMainInfoAreaComponent::InfoAreaLog: return ui->pb_MainLog;
             case CMainInfoAreaComponent::InfoAreaMapping: return ui->pb_MainMappings;
             case CMainInfoAreaComponent::InfoAreaInterpolation: return ui->pb_MainInterpolation;
+            case CMainInfoAreaComponent::InfoAreaRadar: return ui->pb_MainRadar;
             case CMainInfoAreaComponent::InfoAreaSettings: return ui->pb_MainSettings;
             case CMainInfoAreaComponent::InfoAreaSimulator: return ui->pb_MainSimulator;
             case CMainInfoAreaComponent::InfoAreaTextMessages: return ui->pb_MainTextMessages;
@@ -240,6 +243,7 @@ namespace BlackGui
             ui->pb_MainLog->setChecked(false);
             ui->pb_MainMappings->setChecked(false);
             ui->pb_MainInterpolation->setChecked(false);
+            ui->pb_MainRadar->setChecked(false);
             ui->pb_MainSettings->setChecked(false);
             ui->pb_MainSimulator->setChecked(false);
             ui->pb_MainTextMessages->setChecked(false);
diff --git a/src/blackgui/components/mainkeypadareacomponent.ui b/src/blackgui/components/mainkeypadareacomponent.ui
index 61a5f2278..9d32cb001 100644
--- a/src/blackgui/components/mainkeypadareacomponent.ui
+++ b/src/blackgui/components/mainkeypadareacomponent.ui
@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>410</width>
-    <height>122</height>
+    <width>473</width>
+    <height>144</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -364,9 +364,9 @@
        </widget>
       </item>
       <item row="3" column="4">
-       <widget class="QPushButton" name="pb_Empty">
+       <widget class="QPushButton" name="pb_MainRadar">
         <property name="enabled">
-         <bool>false</bool>
+         <bool>true</bool>
         </property>
         <property name="sizePolicy">
          <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
@@ -375,7 +375,10 @@
          </sizepolicy>
         </property>
         <property name="text">
-         <string/>
+         <string>Radar</string>
+        </property>
+        <property name="checkable">
+         <bool>true</bool>
         </property>
        </widget>
       </item>
@@ -427,7 +430,7 @@
   <tabstop>pb_Opacity050</tabstop>
   <tabstop>pb_Opacity100</tabstop>
   <tabstop>pb_CockpitIdent</tabstop>
-  <tabstop>pb_Empty</tabstop>
+  <tabstop>pb_MainRadar</tabstop>
   <tabstop>pb_SoundMute</tabstop>
   <tabstop>pb_SoundMaxVolume</tabstop>
  </tabstops>
diff --git a/src/blackgui/components/radarcomponent.cpp b/src/blackgui/components/radarcomponent.cpp
new file mode 100644
index 000000000..fb1f2a1d4
--- /dev/null
+++ b/src/blackgui/components/radarcomponent.cpp
@@ -0,0 +1,272 @@
+/* Copyright (C) 2019
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+#include "ui_radarcomponent.h"
+#include "blackgui/guiapplication.h"
+#include "blackgui/infoarea.h"
+#include "blackgui/components/radarcomponent.h"
+#include "blackcore/context/contextnetwork.h"
+#include "blackmisc/simulation/simulatedaircraft.h"
+
+#include <QtMath>
+#include <QStringBuilder>
+
+using namespace BlackMisc;
+using namespace BlackMisc::Aviation;
+using namespace BlackMisc::Simulation;
+using namespace BlackMisc::Geo;
+using namespace BlackMisc::PhysicalQuantities;
+using namespace BlackGui::Views;
+
+namespace BlackGui
+{
+    namespace Components
+    {
+        CRadarComponent::CRadarComponent(QWidget *parent) :
+            QFrame(parent),
+            ui(new Ui::CRadarComponent)
+        {
+            ui->setupUi(this);
+
+            ui->gv_RadarView->setScene(&m_scene);
+
+            ui->cb_RadarRange->addItem(QString::number(0.5) + " nm", 0.5);
+            for (qreal r = 1.0; r < 10; r += 1)
+            {
+                ui->cb_RadarRange->addItem(QString::number(r) + " nm", r);
+            }
+            for (qreal r = 10; r < 91; r += 10)
+            {
+                ui->cb_RadarRange->addItem(QString::number(r) + " nm", r);
+            }
+
+            ui->cb_RadarRange->setCurrentText(QString::number(m_range) + " nm");
+
+            connect(ui->gv_RadarView, &CRadarView::radarViewResized, this, &CRadarComponent::fitInView);
+            connect(ui->gv_RadarView, &CRadarView::zoomEvent, this, &CRadarComponent::changeRangeInSteps);
+            connect(&m_updateTimer, &QTimer::timeout, this, &CRadarComponent::refreshTargets);
+
+            connect(ui->cb_RadarRange, qOverload<int>(&QComboBox::currentIndexChanged), this, &CRadarComponent::changeRangeFromUserSelection);
+            connect(ui->cb_Callsign, &QCheckBox::toggled, this, &CRadarComponent::refreshTargets);
+            connect(ui->cb_Heading, &QCheckBox::toggled, this, &CRadarComponent::refreshTargets);
+            connect(ui->cb_Altitude, &QCheckBox::toggled, this, &CRadarComponent::refreshTargets);
+            connect(ui->cb_GroundSpeed, &QCheckBox::toggled, this, &CRadarComponent::refreshTargets);
+            connect(ui->cb_Grid, &QCheckBox::toggled, this, &CRadarComponent::toggleGrid);
+
+            prepareScene();
+
+            m_updateTimer.start(5000);
+        }
+
+        CRadarComponent::~CRadarComponent()
+        { }
+
+        bool CRadarComponent::setParentDockWidgetInfoArea(CDockWidgetInfoArea *parentDockableWidget)
+        {
+            CEnableForDockWidgetInfoArea::setParentDockWidgetInfoArea(parentDockableWidget);
+            const bool c = connect(this->getParentInfoArea(), &CInfoArea::changedInfoAreaTabBarIndex, this, &CRadarComponent::onInfoAreaTabBarChanged);
+            Q_ASSERT_X(c, Q_FUNC_INFO, "failed connect");
+            Q_ASSERT_X(parentDockableWidget, Q_FUNC_INFO, "missing parent");
+            return c && parentDockableWidget;
+        }
+
+        void CRadarComponent::prepareScene()
+        {
+            m_scene.addItem(&m_center);
+            m_scene.addItem(&m_macroGraticule);
+            m_scene.addItem(&m_microGraticule);
+            m_scene.addItem(&m_radials);
+            m_scene.addItem(&m_radarTargets);
+            m_radarTargetPen.setCosmetic(true);
+            addCenter();
+            addGraticules();
+            addRadials();
+        }
+
+        void CRadarComponent::addCenter()
+        {
+            QPen pen(Qt::white, 1);
+            pen.setCosmetic(true);
+            QGraphicsLineItem *li = new QGraphicsLineItem{QLineF(-5.0, 0.0, 5.0, 0.0), &m_center};
+            li->setFlags(QGraphicsItem::ItemIgnoresTransformations);
+            li->setPen(pen);
+
+            li = new QGraphicsLineItem(QLineF(0.0, -5.0, 0.0, 5.0), &m_center);
+            li->setFlags(QGraphicsItem::ItemIgnoresTransformations);
+            li->setPen(pen);
+        }
+
+        void CRadarComponent::addGraticules()
+        {
+            QPen pen(Qt::white, 1);
+            pen.setCosmetic(true);
+
+            // Macro graticule, drawn as full line at every 10 nm
+            for (qreal range = 10.0; range < 101.0; range += 10.0)
+            {
+                qreal x = -range;
+                qreal y = -range;
+                qreal width = 2.0 * range;
+                qreal height = 2.0 * range;
+                QGraphicsEllipseItem *circle = new QGraphicsEllipseItem(x, y, width, height, &m_macroGraticule);
+                circle->setPen(pen);
+            }
+            pen = QPen(Qt::gray, 1, Qt::DashLine);
+            pen.setCosmetic(true);
+
+            // Micro graticule, drawn as dash line at every 2.5 nm
+            for (qreal range = 2.5; range < 9.9; range += 2.5)
+            {
+                qreal x = -range;
+                qreal y = -range;
+                qreal width = 2.0 * range;
+                qreal height = 2.0 * range;
+                QGraphicsEllipseItem *circle = new QGraphicsEllipseItem(x, y, width, height, &m_microGraticule);
+                circle->setPen(pen);
+            }
+        }
+
+        void CRadarComponent::addRadials()
+        {
+            QPen pen(Qt::gray, 1, Qt::DashDotDotLine);
+            pen.setCosmetic(true);
+
+            for (qreal angle = 0.0; angle < 359.0; angle += 30.0)
+            {
+                const QLineF line(0.0, 0.0, 100.0 * qCos(qDegreesToRadians(angle)), -100.0 * qSin(qDegreesToRadians(angle)));
+                QGraphicsLineItem *li = new QGraphicsLineItem(line, &m_radials);
+                li->setPen(pen);
+            }
+        }
+
+        void CRadarComponent::refreshTargets()
+        {
+            if (!sGui || sGui->isShuttingDown()) { return; }
+
+            qDeleteAll(m_radarTargets.childItems());
+
+            if (sGui->getIContextNetwork()->isConnected())
+            {
+                if (isVisibleWidget())
+                {
+                    const CSimulatedAircraftList aircraft = sGui->getIContextNetwork()->getAircraftInRange();
+                    for (const CSimulatedAircraft &sa : aircraft)
+                    {
+                        double distanceNM = sa.getRelativeDistance().value(CLengthUnit::NM());
+                        double bearingRad = sa.getRelativeBearing().value(CAngleUnit::rad());
+                        int groundSpeedKts = sa.getGroundSpeed().valueInteger(CSpeedUnit::kts());
+
+                        QPointF position(distanceNM * qSin(bearingRad), -distanceNM * qCos(bearingRad));
+
+                        QGraphicsEllipseItem *dot = new QGraphicsEllipseItem(-2.0, -2.0, 4.0, 4.0, &m_radarTargets);
+                        dot->setPos(position);
+                        dot->setPen(m_radarTargetPen);
+                        dot->setBrush(m_radarTargetPen.color());
+                        dot->setFlags(QGraphicsItem::ItemIgnoresTransformations);
+
+                        QGraphicsTextItem *tag = new QGraphicsTextItem(&m_radarTargets);
+                        QString tagText;
+                        if (ui->cb_Callsign->isChecked())
+                        {
+                            tagText += sa.getCallsignAsString() % QStringLiteral("\n");
+                        }
+                        if (ui->cb_Altitude->isChecked())
+                        {
+                            int flightLeveL = sa.getAltitude().valueInteger(CLengthUnit::ft()) / 100;
+                            tagText += "FL" % QString("%1").arg(flightLeveL, 3, 10, QChar('0'));
+                        }
+                        if (ui->cb_GroundSpeed->isChecked())
+                        {
+                            if (! tagText.isEmpty()) tagText += QStringLiteral(" ");
+
+                            tagText += QString::number(groundSpeedKts) % " kt";
+                        }
+
+                        tag->setPlainText(tagText);
+                        tag->setPos(position);
+                        tag->setDefaultTextColor(Qt::green);
+                        tag->setFlags(QGraphicsItem::ItemIgnoresTransformations);
+
+                        if (ui->cb_Heading->isChecked() && groundSpeedKts > 3.0)
+                        {
+                            double headingRad = sa.getHeading().value(CAngleUnit::rad());
+                            QPen pen(Qt::green, 1);
+                            pen.setCosmetic(true);
+                            QGraphicsLineItem *li = new QGraphicsLineItem(QLineF(0.0, 0.0, 20.0 * qSin(headingRad), -20.0 * qCos(headingRad)), dot);
+                            li->setFlags(QGraphicsItem::ItemIgnoresTransformations);
+                            li->setPen(pen);
+                        }
+                    }
+                }
+            }
+        }
+
+        void CRadarComponent::toggleGrid(bool checked)
+        {
+            m_macroGraticule.setVisible(checked);
+            m_microGraticule.setVisible(checked);
+            m_radials.setVisible(checked);
+        }
+
+        void CRadarComponent::fitInView()
+        {
+            ui->gv_RadarView->fitInView(-m_range, -m_range, 2.0 * m_range, 2.0 * m_range, Qt::KeepAspectRatio);
+        }
+
+        void CRadarComponent::changeRangeInSteps(bool zoomIn)
+        {
+            qreal direction = zoomIn ? 1.0 : -1.0;
+            double factor = 10.0;
+            if (m_range < 10.0 || (qFuzzyCompare(m_range, 10.0) && zoomIn))
+            {
+                factor = 1.0;
+            }
+
+            if (m_range < 1.0 || (qFuzzyCompare(m_range, 1.0) && zoomIn))
+            {
+                factor = 0.5;
+            }
+
+            m_range = m_range - direction * factor;
+            m_range = qMin(90.0, qMax(0.5, m_range));
+            ui->cb_RadarRange->setCurrentText(QString::number(m_range) + " nm");
+            fitInView();
+        }
+
+        void CRadarComponent::changeRangeFromUserSelection(int index)
+        {
+            double range = ui->cb_RadarRange->itemData(index).toDouble();
+            if (! qFuzzyCompare(m_range, range))
+            {
+                m_range = range;
+                fitInView();
+            }
+        }
+
+        void CRadarComponent::onInfoAreaTabBarChanged(int index)
+        {
+            Q_UNUSED(index);
+
+            // ignore in those cases
+            if (!this->isVisibleWidget()) return;
+            if (this->isParentDockWidgetFloating()) return;
+            if (!sGui->getIContextNetwork()->isConnected()) return;
+
+            // here I know I am the selected widget, update, but keep GUI responsive (hence I use a timer)
+            QPointer<CRadarComponent> myself(this);
+            QTimer::singleShot(1000, this, [ = ]
+            {
+                if (!myself) { return; }
+                myself->refreshTargets();
+            });
+
+        }
+
+    }
+} // namespace
diff --git a/src/blackgui/components/radarcomponent.h b/src/blackgui/components/radarcomponent.h
new file mode 100644
index 000000000..816268cd8
--- /dev/null
+++ b/src/blackgui/components/radarcomponent.h
@@ -0,0 +1,79 @@
+/* Copyright (C) 2019
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKGUI_RADARCOMPONENT_H
+#define BLACKGUI_RADARCOMPONENT_H
+
+#include "blackgui/blackguiexport.h"
+#include "blackgui/components/enablefordockwidgetinfoarea.h"
+
+#include <QGraphicsScene>
+#include <QGraphicsItemGroup>
+#include <QFrame>
+#include <QScopedPointer>
+#include <QTimer>
+
+namespace Ui { class CRadarComponent; }
+namespace BlackGui
+{
+    namespace Components
+    {
+        //! GUI displaying a radar like view with aircrafts nearby
+        class BLACKGUI_EXPORT CRadarComponent :
+                public QFrame,
+                public CEnableForDockWidgetInfoArea
+        {
+            Q_OBJECT
+
+        public:
+            //! Constructor
+            explicit CRadarComponent(QWidget *parent = nullptr);
+
+            //! Destructor
+            virtual ~CRadarComponent() override;
+
+            //! \copydoc CEnableForDockWidgetInfoArea::setParentDockWidgetInfoArea
+            virtual bool setParentDockWidgetInfoArea(BlackGui::CDockWidgetInfoArea *parentDockableWidget) override;
+
+        private:
+            void prepareScene();
+            void addCenter();
+            void addGraticules();
+            void addRadials();
+
+            void refreshTargets();
+
+            void toggleGrid(bool checked);
+
+            void fitInView();
+            void changeRangeInSteps(bool zoomIn);
+            void changeRangeFromUserSelection(int index);
+
+            //! Info area tab bar has changed
+            void onInfoAreaTabBarChanged(int index);
+
+            QScopedPointer<Ui::CRadarComponent> ui;
+            QGraphicsScene m_scene;
+            QGraphicsItemGroup m_radarTargets;
+            QGraphicsItemGroup m_center;
+            QGraphicsItemGroup m_macroGraticule;
+            QGraphicsItemGroup m_microGraticule;
+            QGraphicsItemGroup m_radials;
+
+            QPen m_radarTargetPen = { Qt::green, 1 };
+
+            qreal m_range = 10.0;
+
+            QTimer m_updateTimer;
+        };
+    } // ns
+} // ns
+#endif // guard
diff --git a/src/blackgui/components/radarcomponent.ui b/src/blackgui/components/radarcomponent.ui
new file mode 100644
index 000000000..d1af2d6a5
--- /dev/null
+++ b/src/blackgui/components/radarcomponent.ui
@@ -0,0 +1,142 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>CRadarComponent</class>
+ <widget class="QFrame" name="CRadarComponent">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>305</width>
+    <height>414</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Log component</string>
+  </property>
+  <property name="frameShape">
+   <enum>QFrame::NoFrame</enum>
+  </property>
+  <property name="frameShadow">
+   <enum>QFrame::Plain</enum>
+  </property>
+  <property name="lineWidth">
+   <number>0</number>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <property name="leftMargin">
+    <number>1</number>
+   </property>
+   <property name="topMargin">
+    <number>1</number>
+   </property>
+   <property name="rightMargin">
+    <number>1</number>
+   </property>
+   <property name="bottomMargin">
+    <number>1</number>
+   </property>
+   <item>
+    <widget class="BlackGui::Views::CRadarView" name="gv_RadarView"/>
+   </item>
+   <item>
+    <widget class="QFrame" name="frame">
+     <property name="frameShape">
+      <enum>QFrame::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Raised</enum>
+     </property>
+     <layout class="QGridLayout" name="gridLayout">
+      <property name="leftMargin">
+       <number>1</number>
+      </property>
+      <property name="topMargin">
+       <number>1</number>
+      </property>
+      <property name="rightMargin">
+       <number>1</number>
+      </property>
+      <property name="bottomMargin">
+       <number>1</number>
+      </property>
+      <item row="0" column="0">
+       <widget class="QCheckBox" name="cb_Callsign">
+        <property name="text">
+         <string>Callsign</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="1" colspan="2">
+       <widget class="QCheckBox" name="cb_Heading">
+        <property name="text">
+         <string>Heading Bug</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="3" colspan="2">
+       <widget class="QCheckBox" name="cb_Altitude">
+        <property name="text">
+         <string>Altitude (FL)</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="2">
+       <widget class="QCheckBox" name="cb_Grid">
+        <property name="text">
+         <string>Grid</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="3">
+       <widget class="QLabel" name="label">
+        <property name="layoutDirection">
+         <enum>Qt::LeftToRight</enum>
+        </property>
+        <property name="text">
+         <string>Range</string>
+        </property>
+        <property name="alignment">
+         <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="4">
+       <widget class="QComboBox" name="cb_RadarRange"/>
+      </item>
+      <item row="1" column="0" colspan="2">
+       <widget class="QCheckBox" name="cb_GroundSpeed">
+        <property name="text">
+         <string>GroundSpeed</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>BlackGui::Views::CRadarView</class>
+   <extends>QGraphicsView</extends>
+   <header>blackgui/views/radarview.h</header>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>
diff --git a/src/blackgui/views/radarview.cpp b/src/blackgui/views/radarview.cpp
new file mode 100644
index 000000000..c95eaa6b8
--- /dev/null
+++ b/src/blackgui/views/radarview.cpp
@@ -0,0 +1,48 @@
+/* Copyright (C) 2019
+ * swift Project Community / Contributors
+ *
+ * This file is part of swift Project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+#include "radarview.h"
+
+#include <QResizeEvent>
+#include <QWheelEvent>
+
+namespace BlackGui
+{
+    namespace Views
+    {
+        CRadarView::CRadarView(QWidget *parent)
+            : QGraphicsView(parent)
+        {
+            setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+            setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+            setBackgroundBrush(Qt::black);
+            setRenderHint(QPainter::Antialiasing);
+        }
+
+        void CRadarView::resizeEvent(QResizeEvent *event)
+        {
+            emit radarViewResized();
+            QGraphicsView::resizeEvent(event);
+        }
+
+        void CRadarView::wheelEvent(QWheelEvent *event)
+        {
+            QPoint delta = event->angleDelta();
+            if (delta.y() > 0)
+            {
+                emit zoomEvent(true);
+            }
+            else
+            {
+                emit zoomEvent(false);
+            }
+            event->accept();
+        }
+    }
+}
diff --git a/src/blackgui/views/radarview.h b/src/blackgui/views/radarview.h
new file mode 100644
index 000000000..f892c73f3
--- /dev/null
+++ b/src/blackgui/views/radarview.h
@@ -0,0 +1,50 @@
+/* Copyright (C) 2019
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKGUI_RADARVIEW_H
+#define BLACKGUI_RADARVIEW_H
+
+#include "blackgui/blackguiexport.h"
+#include <QGraphicsView>
+
+namespace BlackGui
+{
+    namespace Views
+    {
+        //! Radar view
+        class BLACKGUI_EXPORT CRadarView : public QGraphicsView
+        {
+            Q_OBJECT
+
+        public:
+            //! Constructor
+            CRadarView(QWidget *parent = nullptr);
+
+        signals:
+            //! Signal emitted when the view is resized
+            void radarViewResized();
+
+            //! Signal emitted when the user zoomed in our out
+            void zoomEvent(bool zoomIn);
+
+        public:
+
+        protected:
+            //! \copydoc QWidget::resizeEvent
+            virtual void resizeEvent(QResizeEvent *event) override;
+
+            //! \copydoc QWidget::wheelEvent
+            virtual void wheelEvent(QWheelEvent *event) override;
+        };
+    }
+}
+
+#endif // guard
diff --git a/src/blackmisc/blackmisc.qrc b/src/blackmisc/blackmisc.qrc
index 043f44e76..0c279a9bd 100644
--- a/src/blackmisc/blackmisc.qrc
+++ b/src/blackmisc/blackmisc.qrc
@@ -416,6 +416,7 @@
         <file>icons/diagona/icons/folders.png</file>
         <file>icons/diagona/icons/blue-folder-search-result.png</file>
         <file>icons/diagona/icons/folder-search-result.png</file>
+		<file>icons/diagona/icons/building.png</file>
     </qresource>
     <qresource prefix="/own">
         <file>icons/own/app.jpg</file>
diff --git a/src/blackmisc/iconlist.cpp b/src/blackmisc/iconlist.cpp
index fd3c41420..35603e58e 100644
--- a/src/blackmisc/iconlist.cpp
+++ b/src/blackmisc/iconlist.cpp
@@ -61,6 +61,7 @@ namespace BlackMisc
             CIcon(CIcons::ApplicationSimulator, "simulator"),
             CIcon(CIcons::ApplicationTextMessages, "text messages"),
             CIcon(CIcons::ApplicationWeather, "weather"),
+            CIcon(CIcons::ApplicationRadar, "radar"),
             CIcon(CIcons::AviationAtis, "ATIS"),
             CIcon(CIcons::AviationAttitudeIndicator, "attitude indicator"),
             CIcon(CIcons::AviationMetar, "METAR"),
@@ -190,6 +191,7 @@ namespace BlackMisc
             CIcon(CIcons::StandardIconWarning16, "warning"),
             CIcon(CIcons::StandardIconWeatherCloudy16, "cloudy"),
             CIcon(CIcons::StandardIconWrench16, "wrench"),
+            CIcon(CIcons::StandardIconBuilding16, "building"),
             CIcon(CIcons::Swift16, "swift"),
             CIcon(CIcons::Swift24, "swift"),
             CIcon(CIcons::Swift48, "swift"),
diff --git a/src/blackmisc/icons.cpp b/src/blackmisc/icons.cpp
index bc2227b4e..199759986 100644
--- a/src/blackmisc/icons.cpp
+++ b/src/blackmisc/icons.cpp
@@ -413,6 +413,12 @@ namespace BlackMisc
         return pm;
     }
 
+    const QPixmap &CIcons::building16()
+    {
+        static const QPixmap pm(":/diagona/icons/diagona/icons/building.png");
+        return pm;
+    }
+
     const QPixmap &CIcons::filter16()
     {
         return tableSheet16();
@@ -820,7 +826,7 @@ namespace BlackMisc
 
     const QPixmap &CIcons::appAtc16()
     {
-        return radar16();
+        return building16();
     }
 
     const QPixmap &CIcons::appAircraft16()
@@ -893,6 +899,11 @@ namespace BlackMisc
         return databaseAdd16();
     }
 
+    const QPixmap &CIcons::appRadar16()
+    {
+        return radar16();
+    }
+
     const QPixmap &CIcons::roleC1()
     {
         static const QPixmap pm(":/vatsim/icons/vatsim/C1.png");
@@ -1126,6 +1137,7 @@ namespace BlackMisc
         case ApplicationSimulator: return appSimulator16();
         case ApplicationTextMessages: return appTextMessages16();
         case ApplicationWeather: return appWeather16();
+        case ApplicationRadar: return appRadar16();
         case AviationAtis: return atis();
         case AviationAttitudeIndicator: return attitudeIndicator16();
         case AviationMetar: return metar();
@@ -1254,6 +1266,7 @@ namespace BlackMisc
         case StandardIconWarning16: return warning16();
         case StandardIconWeatherCloudy16: return weatherCloudy16();
         case StandardIconWrench16: return wrench16();
+        case StandardIconBuilding16: return building16();
         case Swift1024: return swift1024();
         case Swift128: return swift128();
         case Swift16: return swift16();
diff --git a/src/blackmisc/icons.h b/src/blackmisc/icons.h
index 594006da3..a0130351a 100644
--- a/src/blackmisc/icons.h
+++ b/src/blackmisc/icons.h
@@ -56,6 +56,7 @@ namespace BlackMisc
             ApplicationSimulator,
             ApplicationTextMessages,
             ApplicationWeather,
+            ApplicationRadar,
             AviationAtis,
             AviationAttitudeIndicator,
             AviationMetar,
@@ -185,6 +186,7 @@ namespace BlackMisc
             StandardIconWarning16,
             StandardIconWeatherCloudy16,
             StandardIconWrench16,
+            StandardIconBuilding16,
             Swift16,
             Swift24,
             Swift48,
@@ -426,6 +428,9 @@ namespace BlackMisc
         //! Cut
         static const QPixmap &cut16();
 
+        //! Building
+        static const QPixmap &building16();
+
         // --------------------------------------------------
         // -- Database
         // --------------------------------------------------
@@ -626,6 +631,9 @@ namespace BlackMisc
         //! Stash
         static const QPixmap &appDbStash16();
 
+        //! Radar
+        static const QPixmap &appRadar16();
+
         // -------------------------------------------------------------
         // Network and aviation
         // -------------------------------------------------------------