HeavenStudioPlus/Assets/Plugins/BezierSolution/Attributes/MinMaxRangeAttribute.cs

71 lines
2.2 KiB
C#
Raw Normal View History

using UnityEngine;
#if UNITY_EDITOR
using UnityEditor;
#endif
namespace BezierSolution
{
public class MinMaxRangeAttribute : PropertyAttribute
{
public float min;
public float max;
public MinMaxRangeAttribute( float min, float max )
{
this.min = min;
this.max = max;
}
}
}
#if UNITY_EDITOR
namespace BezierSolution.Extras
{
[CustomPropertyDrawer( typeof( MinMaxRangeAttribute ) )]
public class MixMaxRangeAttributeDrawer : PropertyDrawer
{
private const float MIN_MAX_SLIDER_TEXT_FIELD_WIDTH = 45f;
// Min-max slider credit: https://github.com/Unity-Technologies/UnityCsReference/blob/61f92bd79ae862c4465d35270f9d1d57befd1761/Editor/Mono/Inspector/LightEditor.cs#L328-L363
public override void OnGUI( Rect position, SerializedProperty property, GUIContent label )
{
MinMaxRangeAttribute minMaxRange = attribute as MinMaxRangeAttribute;
SerializedProperty minProp = property.FindPropertyRelative( "x" );
SerializedProperty maxProp = property.FindPropertyRelative( "y" );
position = EditorGUI.PrefixLabel( position, label );
EditorGUI.BeginProperty( position, GUIContent.none, property );
Rect minRect = new Rect( position ) { width = MIN_MAX_SLIDER_TEXT_FIELD_WIDTH };
Rect maxRect = new Rect( position ) { xMin = position.xMax - MIN_MAX_SLIDER_TEXT_FIELD_WIDTH };
Rect sliderRect = new Rect( position ) { xMin = minRect.xMax + 5f, xMax = maxRect.xMin - 5f };
EditorGUI.BeginChangeCheck();
EditorGUI.PropertyField( minRect, minProp, GUIContent.none );
Vector2 value = property.vector2Value;
EditorGUI.BeginChangeCheck();
EditorGUI.MinMaxSlider( sliderRect, ref value.x, ref value.y, minMaxRange.min, minMaxRange.max );
if( EditorGUI.EndChangeCheck() )
property.vector2Value = value;
EditorGUI.PropertyField( maxRect, maxProp, GUIContent.none );
if( EditorGUI.EndChangeCheck() )
{
float x = minProp.floatValue;
float y = maxProp.floatValue;
if( x < minMaxRange.min || x > minMaxRange.max )
minProp.floatValue = Mathf.Clamp( x, minMaxRange.min, minMaxRange.max );
if( y < minMaxRange.min || y > minMaxRange.max )
maxProp.floatValue = Mathf.Clamp( y, minMaxRange.min, minMaxRange.max );
}
EditorGUI.EndProperty();
}
}
}
#endif