allow to inspect balancing arena

src/balancing/InspectWindow.h

@@ -0,0 +1,51 @@
+#pragma once
+
+#include <string>
+#include <vector>
+
+#include <QLabel>
+#include <QPushButton>
+#include <QTimer>
+#include <QWidget>
+
+#include "ArenaSimulation.h"
+#include "VisualsConfig.h"
+
+class ArenaView;
+
+class InspectWindow : public QWidget
+{
+    Q_OBJECT
+
+public:
+    InspectWindow(ArenaSimulation* sim, const VisualsConfig* visuals,
+                  const std::string& arenaName, QWidget* parent = nullptr);
+
+signals:
+    void closed();
+
+protected:
+    void closeEvent(QCloseEvent* event) override;
+    void keyPressEvent(QKeyEvent* event) override;
+
+private slots:
+    void onSpeedButton(int index);
+    void onSpeedChanged(double multiplier);
+    void pollStatus();
+
+private:
+    void updateInfoPanel(const ArenaStatus& status);
+
+    ArenaSimulation* m_sim;
+    ArenaView*       m_arenaView;
+
+    std::vector<QPushButton*> m_speedButtons;
+    QLabel* m_team1Header;
+    QLabel* m_team2Header;
+    QLabel* m_team1Content;
+    QLabel* m_team2Content;
+    QTimer* m_pollTimer;
+
+    static const double kSpeeds[];
+    static const int    kSpeedCount;
+};