VitaInputManager

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.PSVita;


public class VitaInputManager : MonoBehaviour {

    #region SingletonSetup

        private static VitaInputManager instance;

        public static VitaInputManager Instance
        {
            get
            {
                if (!instance)
                {
                    instance = GameObject.FindObjectOfType(typeof(VitaInputManager)) as VitaInputManager;
                    if (!instance)
                    {
                        VitaDebug.Log("No active VitaInputManager script on any GameObject");
                    }
                }

                return instance;
            }
        }

    #endregion

    #region Delegates

        public delegate void FaceButtonEvent();

        public delegate void DpadButtonEvent();

        public delegate void TriggerButtonEvent();

        public delegate void StartSelectEvent();

        public delegate void LeftStickEvent(float horizontal, float vertical);

        public delegate void RightStickEvent(float horizontal, float vertical);

        public delegate void RearTouchPadEvent(float [,] touchData, bool tl1,
                                                                    bool tl2,
                                                                    bool tr1,
                                                                    bool tr2);
    #endregion

    //events

    #region FaceButtonEvents

        //cross events
        public event FaceButtonEvent OnCross;
        public event FaceButtonEvent OnCrossDown;
        public event FaceButtonEvent OnCrossUp;
        //square events
        public event FaceButtonEvent OnSquare;
        public event FaceButtonEvent OnSquareDown;
        public event FaceButtonEvent OnSquareUp;
        //triangle events
        public event FaceButtonEvent OnTriangle;
        public event FaceButtonEvent OnTriangleDown;
        public event FaceButtonEvent OnTriangleUp;
        //circle events
        public event FaceButtonEvent OnCircle;
        public event FaceButtonEvent OnCircleDown;
        public event FaceButtonEvent OnCircleUp;

    #endregion

    #region DPadEvents

        public event DpadButtonEvent OnDpadUp;
        public event DpadButtonEvent OnDpadDown;
        public event DpadButtonEvent OnDpadLeft;
        public event DpadButtonEvent OnDpadRight;

    #endregion

    #region TriggerEvents

        //L Trigger events
        public event TriggerButtonEvent OnLTrig;
        public event TriggerButtonEvent OnLTrigDown;
        public event TriggerButtonEvent OnLTrigUp;
        //R Trigger events
        public event TriggerButtonEvent OnRTrig;
        public event TriggerButtonEvent OnRTrigDown;
        public event TriggerButtonEvent OnRTrigUp;

    #endregion

    #region StartSelectEvents

        public event StartSelectEvent OnStart;
        public event StartSelectEvent OnSelect;

    #endregion

    #region JoystickEvents

        public event LeftStickEvent OnLeftStick;
        public event RightStickEvent OnRightStick;

    #endregion

    #region RearTouchpadEvents
        public event RearTouchPadEvent GetSecondaryTouch;

    #endregion

    private int previousBackTouchCount = 0; // Tracks the previous frame's touch count
    private int currentBackTouchCount = 0; // Current frame's touch count
    //bool flags for back pad triggers
    private bool TR1;
    private bool TR2;
    private bool TL1;
    private bool TL2;

    // Here, we are just checking conditions and invoking events to pass state along
    void Update () {

        #region Cross

            if (Input.GetButton("Cross"))
            {
                if (OnCross != null)
                {
                    OnCross();
                }
            }
            if (Input.GetButtonDown("Cross"))
            {
                if (OnCrossDown != null)
                {
                    OnCrossDown();
                }
            }
            if (Input.GetButtonUp("Cross"))
            {
                if (OnCrossUp != null)
                {
                    OnCrossUp();
                }
            }

        #endregion

        #region Square

            if (Input.GetButton("Square"))
            {
                if (OnSquare != null)
                {
                    OnSquare();
                }
            }
            if (Input.GetButtonDown("Square"))
            {
                if (OnSquareDown != null)
                {
                    OnSquareDown();
                }
            }
            if (Input.GetButtonUp("Square"))
            {
                if (OnCrossUp != null)
                {
                    OnCrossUp();
                }
            }

        #endregion

        #region Triangle

            if (Input.GetButton("Triangle"))
            {
                if (OnTriangle != null)
                {
                    OnTriangle();
                }
            }
            if (Input.GetButtonDown("Triangle"))
            {
                if (OnTriangleDown != null)
                {
                    OnTriangleDown();
                }
            }
            if (Input.GetButtonUp("Triangle"))
            {
                if (OnTriangleUp != null)
                {
                    OnTriangleUp();
                }
            }

        #endregion

        #region Circle

            if (Input.GetButton("Circle"))
            {
                if (OnCircle != null)
                {
                    OnCircle();
                }
            }
            if (Input.GetButtonDown("Circle"))
            {
                if (OnCircleDown != null)
                {
                    OnCircleDown();
                }
            }
            if (Input.GetButtonUp("Circle"))
            {
                if (OnCircleUp != null)
                {
                    OnCircleUp();
                }
            }

        #endregion

        #region Dpad
            //add code here
            if (Input.GetButtonDown("Up"))
            {
                if (OnDpadUp != null)
                {
                    OnDpadUp();
                }
            }
            if (Input.GetButtonDown("Down"))
            {
                if (OnDpadDown != null)
                {
                    OnDpadDown();
                }
            }
            if (Input.GetButtonDown("Left"))
            {
                if (OnDpadLeft != null)
                {
                    OnDpadLeft();
                }
            }
            if (Input.GetButtonDown("Right"))
            {
                if (OnDpadRight != null)
                {
                    OnDpadRight();
                }
            }
        #endregion

        #region Triggers

            //L Trigger
            if (Input.GetButton("LTRIG"))
            {
                if (OnLTrig != null)
                {
                    OnLTrig();
                }
            }
            if (Input.GetButtonDown("LTRIG"))
            {
                if (OnLTrigDown != null)
                {
                    OnLTrigDown();
                }
            }
            if (Input.GetButtonUp("LTRIG"))
            {
                if (OnLTrigUp != null)
                {
                    OnLTrigUp();
                }
            }
            //R Trigger
            if (Input.GetButton("RTRIG"))
            {
                if (OnRTrig != null)
                {
                    OnRTrig();
                }
            }
            if (Input.GetButtonDown("RTRIG"))
            {
                if (OnRTrigDown != null)
                {
                    OnRTrigDown();
                }
            }
            if (Input.GetButtonUp("RTRIG"))
            {
                if (OnRTrigUp != null)
                {
                    OnRTrigUp();
                }
            }

        #endregion

        #region StartSelect

            if (Input.GetButtonDown("Start"))
            {
                if (OnStart != null)
                {
                    OnStart();
                }
            }
            if (Input.GetButtonDown("Select"))
            {
                if (OnSelect != null)
                {
                    OnSelect();
                }
            }

        #endregion

        #region Joysticks

            if (OnLeftStick != null)
            {
                OnLeftStick(Input.GetAxis("Left Stick Horizontal"),
                                Input.GetAxis("Left Stick Vertical"));
            }
            if (OnRightStick != null)
            {
                OnRightStick(Input.GetAxis("Right Stick Horizontal"),
                                Input.GetAxis("Right Stick Vertical"));
            }

        #endregion

        #region RearTouches

        if (Application.platform == RuntimePlatform.PSP2) // PSV/PSTV only
        {
            currentBackTouchCount = PSVitaInput.touchesSecondary.Length;

            // Trigger only if touch count increases or decreases, but not when it's zero or unchanged
            if (currentBackTouchCount != previousBackTouchCount)
            {
                float[,] dataMatrix = new float[3, 4]; // 3 rows: Finger ID, X, Y
                bool foundTL1 = false, foundTL2 = false, foundTR1 = false, foundTR2 = false; // Track active touch presence
                int TL1ID = 255, TL2ID = 255, TR1ID = 255, TR2ID = 255; //initialize with OOB values
                for (int t = 0; t < currentBackTouchCount && t < 4; t++) // Limit to 4 touches
                {
                    Touch currentTouch = PSVitaInput.GetSecondaryTouch(t);

                    // Store touch data in the matrix
                    dataMatrix[0, t] = currentTouch.fingerId; // Row 0: Touch ID
                    dataMatrix[1, t] = currentTouch.position.x; // Row 1: X positions
                    dataMatrix[2, t] = currentTouch.position.y; // Row 2: Y positions

                    float x = currentTouch.position.x;
                    float y = currentTouch.position.y;

                    // Check touch positions and update tracking flags
                    if (x >= 0 && x <= 240 && y >= 136 && y <= 272) // TL1, upper left
                    {
                        foundTL1 = true;
                        TL1ID = currentTouch.fingerId;
                    }

                    if (x >= 0 && x <= 240 && y >= 0 && y <= 136) // TL2, lower left
                    {
                        foundTL2 = true;
                        TL2ID = currentTouch.fingerId;
                    }

                    if (x >= 240 && x <= 480 && y >= 136 && y <= 272) // TR1, upper right
                    {
                        foundTR1 = true;
                        TR1ID = currentTouch.fingerId;
                    }

                    if (x >= 240 && x <= 480 && y >= 0 && y <= 136) // TR2, lower right
                    {
                        foundTR2 = true;
                        TR2ID = currentTouch.fingerId;
                    }
                }

                // Update boolean states only if there is a change, reset ID to OOB value
                if (!foundTL1)
                {
                    TL1 = false;
                    TL1ID = 255;
                }

                if (!foundTL2)
                {
                    TL2 = false;
                    TL2ID = 255;
                }

                if (!foundTR1)
                {
                    TR1 = false;
                    TR1ID = 255;
                }

                if (!foundTR2)
                {
                    TR2 = false;
                    TR2ID = 255;
                }

                // If at least one touch is in the region, set it to true
                if (foundTL1) TL1 = true;
                if (foundTL2) TL2 = true;
                if (foundTR1) TR1 = true;
                if (foundTR2) TR2 = true;

                // Invoke only when needed
                if (GetSecondaryTouch != null)
                {
                    GetSecondaryTouch(dataMatrix, TL1,
                                                  TL2,
                                                  TR1,
                                                  TR2); // Push data to subscribers
                }
            }

            // Update previous touch count for the next frame
            previousBackTouchCount = currentBackTouchCount;
        }
        #endregion
    }
}