From 17909d029c6a8872b2fddf4e171d7925bbbe9c5c Mon Sep 17 00:00:00 2001
From: Paul Oliver <contact@pauloliver.dev>
Date: Thu, 29 Feb 2024 19:27:35 +0100
Subject: Initial commit

---
 Simulation/Camera.hpp | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 Simulation/Camera.hpp

(limited to 'Simulation/Camera.hpp')

diff --git a/Simulation/Camera.hpp b/Simulation/Camera.hpp
new file mode 100644
index 0000000..b6ee8a9
--- /dev/null
+++ b/Simulation/Camera.hpp
@@ -0,0 +1,42 @@
+#ifndef __CAMERA_HPP__
+#define __CAMERA_HPP__
+
+#include <SFML/Graphics.hpp>
+#include <Box2D.h>
+
+class SimBase;
+
+class Camera
+{
+public:
+    void create(SimBase *sim);
+    void onResize();
+    void onClick();
+    void shift(const sf::Vector2f &newTrgtCrds, int zoomInOut = 0, bool release = true);
+    void update();
+
+    sf::Vector2f getCrds() const { return currentCrds; }
+    float getZoom() const { return zoom; }
+
+private:
+    SimBase *hSim = nullptr;
+
+    float defaultZoom = 0.f;
+    float zoom = 0.f;
+    float prevZoom = 0.f;
+    float trgtZoom = 0.f;
+    sf::Vector2f currentCrds = { 0.f, 0.f };
+    sf::Vector2f prevCrds = { 0.f, 0.f };
+    sf::Vector2f trgtCrds = { 0.f, 0.f };
+    unsigned step = 0;
+    bool isOnFollow = false;
+    b2Body *trgtBody = nullptr;
+
+    friend class ContactListener;
+    friend class Zapper;
+    friend class Pellet;
+    friend class Guppie;
+    friend class Corpse;
+};
+
+#endif // __CAMERA_HPP__
-- 
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