High & Low Values for the Progress Bar

[AtaTrkgl]

• Added High & Low values for the progress bar as suggested in [Request] "High" value and colours for Progress Bar #226
• Generalized GetMaxValue of ProgressBarPropertyDrawer to work with LowValue & HighValue

Here is how it looks:

The following code produces the image provided below.

using NaughtyAttributes;
using UnityEngine;

public class ProgressBarTest : MonoBehaviour
{
    [Header("Both Low & High Values are Set")]
    
    [ProgressBar("Health", 100, EColor.Yellow, 75, EColor.Green, 30, EColor.Red)]
    public int health = 10;
    
    [ProgressBar("Health", 100, EColor.Yellow, 75, EColor.Green, 30, EColor.Red)]
    public int health2 = 50;
    
    [ProgressBar("Health", 100, EColor.Yellow, 75, EColor.Green, 30, EColor.Red)]
    public int health3 = 80;
    
    [Header("Only High Values are Set")]
    
    [ProgressBar("Health", 100, EColor.Yellow, 75, EColor.Green)]
    public int health4 = 10;
    
    [ProgressBar("Health", 100, EColor.Yellow, 75, EColor.Green)]
    public int health5 = 50;
    
    [ProgressBar("Health", 100, EColor.Yellow, 75, EColor.Green)]
    public int health6 = 80;
    
    [Header("Non of them are Set")]
    
    [ProgressBar("Health", 100, EColor.Yellow)]
    public int health7 = 10;
    
    [ProgressBar("Health", 100, EColor.Yellow)]
    public int health8 = 50;
    
    [ProgressBar("Health", 100, EColor.Yellow)]
    public int health9 = 80;

    [Header("Dynamics")]
    
    [ProgressBar("Health", 100, EColor.Yellow, nameof(highVal), EColor.Green)]
    public int health10 = 86;
    
    [ProgressBar("Health", 100, EColor.Yellow, nameof(GetHighVal), EColor.Green, nameof(lowVal), EColor.Yellow)]
    public int health11 = 80;
    
    [ProgressBar("Health", 100, EColor.Yellow, nameof(GetHighVal), EColor.Green, nameof(lowVal), EColor.Yellow)]
    public int health12 = 20;
    
    private int highVal = 70;
    private float lowVal = 30;
    private int GetHighVal() => 70;
}