Add Camera controlled by player. #7 (#10)

Adds the player camera as described in #7.

As a note for the future that I forgot to add as a comment here, the camera zoom and rotation should be tweened to give a smoother effect.

Reviewed-on: #10
Reviewed-by: zephyr <zephyr@noreply.localhost>
Co-authored-by: Michael <mep053@gmail.com>
Co-committed-by: Michael <mep053@gmail.com>

Assets/Scripts/Input/PlayerCameraInputHandler.cs

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+using DefaultNamespace;
+using UnityEngine;
+using UnityEngine.InputSystem;
+
+namespace Input
+{
+    public class PlayerCameraInputHandler : MonoBehaviour
+    {
+        [SerializeField] private PlayerCameraController cameraController;
+        [SerializeField] [Range(0, 100)] private float rotationSensitivity;
+        [SerializeField] [Range(0, 1)] private float zoomSensitivity;
+
+        private bool _allowRotation;
+        
+        public void OnInputZoom(InputAction.CallbackContext context)
+        {
+            var input = context.ReadValue<float>();
+            var zoomAmount = input * zoomSensitivity * Time.deltaTime;
+            cameraController.Zoom(zoomAmount);
+        }
+
+        public void OnInputRotate(InputAction.CallbackContext context)
+        {
+            if (context.phase != InputActionPhase.Performed) return;
+            if (!_allowRotation) return;
+            
+            var input = context.ReadValue<float>();
+            var rotationAmount = input * rotationSensitivity * Time.deltaTime;
+            cameraController.RotateAround(rotationAmount);
+        }
+
+        public void OnInputHoldToRotate(InputAction.CallbackContext context)
+        {
+            _allowRotation = context.phase switch
+            {
+                InputActionPhase.Performed => true,
+                _ => false
+            };
+        }
+    }
+}

Assets/Scripts/Input/PlayerCameraInputHandler.cs.meta

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+fileFormatVersion: 2
+guid: 0b94be55d5ec4fedb531d50297528d3b
+timeCreated: 1690824962