Add spectating

src/main/java/com/replaymod/replay/camera/SpectatorCameraController.java

@@ -0,0 +1,38 @@
+package com.replaymod.replay.camera;
+
+import com.replaymod.replay.ReplayModReplay;
+import lombok.RequiredArgsConstructor;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.settings.KeyBinding;
+
+import java.util.Arrays;
+
+@RequiredArgsConstructor
+public class SpectatorCameraController implements CameraController {
+    private final CameraEntity camera;
+
+    @Override
+    public void update(float partialTicksPassed) {
+        Minecraft mc = Minecraft.getMinecraft();
+        if (mc.gameSettings.keyBindSneak.isPressed()) {
+            ReplayModReplay.instance.getReplayHandler().spectateCamera();
+        }
+
+        // Soak up all remaining key presses
+        for (KeyBinding binding : Arrays.asList(mc.gameSettings.keyBindAttack, mc.gameSettings.keyBindUseItem,
+                mc.gameSettings.keyBindJump, mc.gameSettings.keyBindSneak, mc.gameSettings.keyBindForward,
+                mc.gameSettings.keyBindBack, mc.gameSettings.keyBindLeft, mc.gameSettings.keyBindRight)) {
+            binding.pressTime = 0;
+        }
+    }
+
+    @Override
+    public void increaseSpeed() {
+
+    }
+
+    @Override
+    public void decreaseSpeed() {
+
+    }
+}