character

// Copyright 1998-2014 Epic Games, Inc. All Rights Reserved.

#include "Athena.h"
#include "AthenaCharacter.h"

//////////////////////////////////////////////////////////////////////////
// AAthenaCharacter

void AAthenaCharacter::ZoomIn()
{
    if (CameraBoom->TargetArmLength > 75.0)
    {
        bIsInFPS = false;
        CameraBoom->TargetArmLength -= 75.0;
        CameraBoom->SetRelativeLocation(FVector(0.f, 50.f, 50.f));
    }
    else
    {
        bIsInFPS = true;
        CameraBoom->SetRelativeLocation(FVector(0.f, 50.f, 0.f));
    }
}
void AAthenaCharacter::ZoomOut()
{
    if (CameraBoom->TargetArmLength < 225.0)
    {
        bIsInFPS = false;
        CameraBoom->TargetArmLength += 75.0;
        CameraBoom->SetRelativeLocation(FVector(0.f, 50.f, 50.f));
    }
    else
    {
        CameraBoom->TargetArmLength = 300.0;

    }
}

void AAthenaCharacter::CameraSwitch()
{
    bCameraSpot = false;
}

AAthenaCharacter::AAthenaCharacter(const class FPostConstructInitializeProperties& PCIP)
    : Super(PCIP)
{

    // Set size for collision capsule
    CapsuleComponent->InitCapsuleSize(42.f, 96.0f);

    // set our turn rates for input
    BaseTurnRate = 45.f;
    BaseLookUpRate = 45.f;

    // Don't rotate when the controller rotates. Let that just affect the camera.
    bUseControllerRotationPitch = false;
    bUseControllerRotationYaw = false;
    bUseControllerRotationRoll = false;

    // Configure character movement
    CharacterMovement->bOrientRotationToMovement = true; // Character moves in the direction of input...
    CharacterMovement->RotationRate = FRotator(0.0f, 540.0f, 0.0f); // ...at this rotation rate
    CharacterMovement->JumpZVelocity = 600.f;
    CharacterMovement->AirControl = 0.2f;

    // Create a camera boom (pulls in towards the player if there is a collision)
    CameraBoom = PCIP.CreateDefaultSubobject<USpringArmComponent>(this, TEXT("CameraBoom"));
    CameraBoom->AttachTo(RootComponent);
    CameraBoom->TargetArmLength = 300.0f; // The camera follows at this distance behind the character
    CameraBoom->bUseControllerViewRotation = true; // Rotate the arm based on the controller

    // Create a follow camera
    FollowCamera = PCIP.CreateDefaultSubobject<UCameraComponent>(this, TEXT("FollowCamera"));
    FollowCamera->AttachTo(CameraBoom, USpringArmComponent::SocketName); // Attach the camera to the end of the boom and let the boom adjust to match the controller orientation
    FollowCamera->bUseControllerViewRotation = false; // Camera does not rotate relative to arm

    // Note: The skeletal mesh and anim blueprint references on the Mesh component (inherited from Character)
    // are set in the derived blueprint asset named MyCharacter (to avoid direct content references in C++)
}

void AAthenaCharacter::BeginPlay()
{
    bIsInFPS = false;
}

void AAthenaCharacter::Tick(float DeltaTime)
{
    if (bIsInFPS)
    {
        CameraBoom->TargetArmLength = 0.0f;
        CameraBoom->AttachTo(Mesh, "sHead");

        bUseControllerRotationPitch = false;
        bUseControllerRotationYaw = true;
        bUseControllerRotationRoll = true;
    }
    else
    {
        bUseControllerRotationPitch = false;
        bUseControllerRotationYaw = false;
        bUseControllerRotationRoll = false;

        CameraBoom->AttachTo(RootComponent);

    }

    if (bCameraSpot)
    {
        CameraBoom->SetRelativeLocation(FVector(0.f, 50.f, 50.f));
    }
    else if (bCameraSpot == false)
    {
        CameraBoom->SetRelativeLocation(FVector(0.f, -50.f, 50.f));
    }

}

//////////////////////////////////////////////////////////////////////////
// Input

void AAthenaCharacter::SetupPlayerInputComponent(class UInputComponent* InputComponent)
{
    // Set up gameplay key bindings
    check(InputComponent);
    InputComponent->BindAction("Jump", IE_Pressed, this, &ACharacter::Jump);
    InputComponent->BindAction("ZoomIn", IE_Pressed, this, &AAthenaCharacter::ZoomIn);
    InputComponent->BindAction("ZoomOut", IE_Pressed, this, &AAthenaCharacter::ZoomOut);
    InputComponent->BindAction("CameraSwitch", IE_Pressed, this, &AAthenaCharacter::CameraSwitch);

    InputComponent->BindAxis("MoveForward", this, &AAthenaCharacter::MoveForward);
    InputComponent->BindAxis("MoveRight", this, &AAthenaCharacter::MoveRight);

    // We have 2 versions of the rotation bindings to handle different kinds of devices differently
    // "turn" handles devices that provide an absolute delta, such as a mouse.
    // "turnrate" is for devices that we choose to treat as a rate of change, such as an analog joystick
    InputComponent->BindAxis("Turn", this, &APawn::AddControllerYawInput);
    InputComponent->BindAxis("TurnRate", this, &AAthenaCharacter::TurnAtRate);
    InputComponent->BindAxis("LookUp", this, &APawn::AddControllerPitchInput);
    InputComponent->BindAxis("LookUpRate", this, &AAthenaCharacter::LookUpAtRate);

    // handle touch devices
    InputComponent->BindTouch(EInputEvent::IE_Pressed, this, &AAthenaCharacter::TouchStarted);
}


void AAthenaCharacter::TouchStarted(ETouchIndex::Type FingerIndex, FVector Location)
{
    // jump, but only on the first touch
    if (FingerIndex == ETouchIndex::Touch1)
    {
        Jump();
    }
}

void AAthenaCharacter::TurnAtRate(float Rate)
{
    // calculate delta for this frame from the rate information
    AddControllerYawInput(Rate * BaseTurnRate * GetWorld()->GetDeltaSeconds());
}

void AAthenaCharacter::LookUpAtRate(float Rate)
{
    // calculate delta for this frame from the rate information
    AddControllerPitchInput(Rate * BaseLookUpRate * GetWorld()->GetDeltaSeconds());
}

void AAthenaCharacter::MoveForward(float Value)
{
    if ((Controller != NULL) && (Value != 0.0f))
    {
        // find out which way is forward
        const FRotator Rotation = Controller->GetControlRotation();
        const FRotator YawRotation(0, Rotation.Yaw, 0);

        // get forward vector
        const FVector Direction = FRotationMatrix(YawRotation).GetUnitAxis(EAxis::X);
        AddMovementInput(Direction, Value);
    }
}

void AAthenaCharacter::MoveRight(float Value)
{
    if ( (Controller != NULL) && (Value != 0.0f) )
    {
        // find out which way is right
        const FRotator Rotation = Controller->GetControlRotation();
        const FRotator YawRotation(0, Rotation.Yaw, 0);

        // get right vector
        const FVector Direction = FRotationMatrix(YawRotation).GetUnitAxis(EAxis::Y);
        // add movement in that direction
        AddMovementInput(Direction, Value);
    }
}