Files
FlaxEngine/Source/Editor/GUI/Input/ULongValueBox.cs
2024-02-26 19:00:48 +01:00

145 lines
4.1 KiB
C#

// Copyright (c) 2012-2024 Wojciech Figat. All rights reserved.
using System;
using FlaxEditor.Utilities;
using FlaxEngine;
namespace FlaxEditor.GUI.Input
{
/// <summary>
/// Unsigned integer (ulong type) value editor.
/// </summary>
/// <seealso cref="ulong" />
[HideInEditor]
public class ULongValueBox : ValueBox<ulong>
{
/// <inheritdoc />
public override ulong Value
{
get => _value;
set
{
value = Mathf.Clamp(value, _min, _max);
if (_value != value)
{
// Set value
_value = value;
// Update
UpdateText();
OnValueChanged();
}
}
}
/// <inheritdoc />
public override ulong MinValue
{
get => _min;
set
{
if (_min != value)
{
if (value > _max)
throw new ArgumentException();
_min = value;
Value = Value;
}
}
}
/// <inheritdoc />
public override ulong MaxValue
{
get => _max;
set
{
if (_max != value)
{
if (value < _min)
throw new ArgumentException();
_max = value;
Value = Value;
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ULongValueBox"/> class.
/// </summary>
/// <param name="value">The value.</param>
/// <param name="x">The x location.</param>
/// <param name="y">The y location.</param>
/// <param name="width">The width.</param>
/// <param name="min">The minimum value.</param>
/// <param name="max">The maximum value.</param>
/// <param name="slideSpeed">The slide speed.</param>
public ULongValueBox(ulong value, float x = 0, float y = 0, float width = 120, ulong min = ulong.MinValue, ulong max = ulong.MaxValue, float slideSpeed = 1)
: base(Mathf.Clamp(value, min, max), x, y, width, min, max, slideSpeed)
{
UpdateText();
}
/// <summary>
/// Sets the limits from the attribute.
/// </summary>
/// <param name="limits">The limits.</param>
public void SetLimits(LimitAttribute limits)
{
_min = limits.Min < 0.0f ? 0 : (ulong)limits.Min;
_max = Math.Max(_min, limits.Max == float.MaxValue ? ulong.MaxValue : (ulong)limits.Max);
_slideSpeed = limits.SliderSpeed;
Value = Value;
}
/// <summary>
/// Sets the limits at once.
/// </summary>
/// <param name="min">The minimum value.</param>
/// <param name="max">The minimum value.</param>
public void SetLimits(ulong min, ulong max)
{
_min = Math.Min(min, max);
_max = Math.Max(min, max);
Value = Value;
}
/// <inheritdoc />
protected sealed override void UpdateText()
{
var text = _value.ToString();
SetText(text);
}
/// <inheritdoc />
protected override void TryGetValue()
{
try
{
var value = ShuntingYard.Parse(Text);
Value = (ulong)value;
}
catch (Exception ex)
{
// Fall back to previous value
Editor.LogWarning(ex);
}
}
/// <inheritdoc />
protected override void ApplySliding(float delta)
{
// Check for negative overflow to positive numbers
if (delta < 0 && _startSlideValue > delta)
Value = (ulong)Mathf.Max(0, (long)_startSlideValue + (long)delta);
else if (delta < 0)
Value = _startSlideValue - (ulong)(-delta);
else
Value = _startSlideValue + (ulong)delta;
}
}
}