using UnityEngine;

namespace Cinemachine.Examples
{

    public class ScriptingExample : MonoBehaviour
    {
        CinemachineVirtualCamera vcam;
        CinemachineFreeLook freelook;

        void Start()
        {
            // Create a Cinemachine brain on the main camera
            var brain = GameObject.Find("Main Camera").AddComponent<CinemachineBrain>();
            brain.m_ShowDebugText = true;
            brain.m_DefaultBlend.m_Time = 1;

            // Create a virtual camera that looks at object "Cube", and set some settings
            vcam = new GameObject("VirtualCamera").AddComponent<CinemachineVirtualCamera>();
            vcam.m_LookAt = GameObject.Find("Cube").transform;
            vcam.m_Priority = 10;
            vcam.gameObject.transform.position = new Vector3(0, 1, 0);

            // Install a composer.  You can install whatever CinemachineComponents you need,
            // including your own custom-authored Cinemachine components.
            var composer = vcam.AddCinemachineComponent<CinemachineComposer>();
            composer.m_ScreenX = 0.30f;
            composer.m_ScreenY = 0.35f;

            // Create a FreeLook vcam on object "Cylinder"
            freelook = new GameObject("FreeLook").AddComponent<CinemachineFreeLook>();
            freelook.m_LookAt = GameObject.Find("Cylinder/Sphere").transform;
            freelook.m_Follow = GameObject.Find("Cylinder").transform;
            freelook.m_Priority = 11;

            // You can access the individual rigs in the freeLook if you want.
            // FreeLook rigs come with Composers pre-installed.
            // Note: Body MUST be Orbital Transposer.  Don't change it.
            CinemachineVirtualCamera topRig = freelook.GetRig(0);
            CinemachineVirtualCamera middleRig = freelook.GetRig(1);
            CinemachineVirtualCamera bottomRig = freelook.GetRig(2);
            topRig.GetCinemachineComponent<CinemachineComposer>().m_ScreenY = 0.35f;
            middleRig.GetCinemachineComponent<CinemachineComposer>().m_ScreenY = 0.25f;
            bottomRig.GetCinemachineComponent<CinemachineComposer>().m_ScreenY = 0.15f;
        }

        float lastSwapTime = 0;
        void Update()
        {
            // Switch cameras from time to time to show blending
            if (Time.realtimeSinceStartup - lastSwapTime > 5)
            {
                freelook.enabled = !freelook.enabled;
                lastSwapTime = Time.realtimeSinceStartup;
            }
        }
    }

}