OldBlueWater/BlueWater/Assets/NWH/Common/Scripts/Input/InputProvider.cs
2023-12-19 11:31:29 +09:00

117 lines
3.6 KiB
C#

using System;
using System.Collections.Generic;
using UnityEngine;
namespace NWH.Common.Input
{
/// <summary>
/// Base class from which all input providers inherit.
/// </summary>
public abstract class InputProvider : MonoBehaviour
{
/// <summary>
/// List of all InputProviders in the scene.
/// </summary>
public static List<InputProvider> Instances = new List<InputProvider>();
protected static int InstanceCount;
public virtual void Awake()
{
Instances.Add(this);
InstanceCount++;
}
public virtual void OnDestroy()
{
// Reset instances list on scene exit.
Instances.Remove(this);
InstanceCount--;
}
/// <summary>
/// Returns combined input of all InputProviders present in the scene.
/// Result will be a sum of all inputs of the selected type.
/// T is a type of InputProvider that the input will be retrieved from.
/// </summary>
public static int CombinedInput<T>(Func<T, int> selector) where T : InputProvider
{
int sum = 0;
for (int i = 0; i < InstanceCount; i++)
{
InputProvider ip = Instances[i];
if (ip is T provider)
{
sum += selector(provider);
}
}
return sum;
}
/// <summary>
/// Returns combined input of all InputProviders present in the scene.
/// Result will be a sum of all inputs of the selected type.
/// T is a type of InputProvider that the input will be retrieved from.
/// </summary>
public static float CombinedInput<T>(Func<T, float> selector) where T : InputProvider
{
float sum = 0;
for (int i = 0; i < InstanceCount; i++)
{
InputProvider ip = Instances[i];
if (ip is T provider)
{
sum += selector(provider);
}
}
return sum;
}
/// <summary>
/// Returns combined input of all InputProviders present in the scene.
/// Result will be positive if any InputProvider has the selected input set to true.
/// T is a type of InputProvider that the input will be retrieved from.
/// </summary>
public static bool CombinedInput<T>(Func<T, bool> selector) where T : InputProvider
{
for (int i = 0; i < InstanceCount; i++)
{
InputProvider ip = Instances[i];
if (ip is T provider && selector(provider))
{
return true;
}
}
return false;
}
/// <summary>
/// Returns combined input of all InputProviders present in the scene.
/// Result will be a sum of all inputs of the selected type.
/// T is a type of InputProvider that the input will be retrieved from.
/// </summary>
public static Vector2 CombinedInput<T>(Func<T, Vector2> selector) where T : InputProvider
{
Vector2 sum = Vector2.zero;
for (int i = 0; i < InstanceCount; i++)
{
InputProvider ip = Instances[i];
if (ip is T provider)
{
sum += selector(provider);
}
}
return sum;
}
}
}