public override void OnGUI(Rect rect, SerializedProperty property, GUIContent label)
{
Type type = property.GetValueType();
if (type == typeof(FloatRange))
{
FloatRangeDrawer.Draw(rect, property, label, true, attribute as ClampAttribute);
}
else if (type == typeof(IntRange))
{
FloatRangeDrawer.Draw(rect, property, label, false, attribute as ClampAttribute);
}
else
{
EditorGUI.BeginProperty(rect, label, property);
EditorGUI.BeginChangeCheck();
EditorGUI.PropertyField(rect, property, label);
if (EditorGUI.EndChangeCheck())
{
ClampAttribute clamp = attribute as ClampAttribute;
if (property.propertyType == SerializedPropertyType.Float)
{
property.floatValue = Mathf.Clamp(property.floatValue, clamp.MinFloat, clamp.MaxFloat);
}
if (property.propertyType == SerializedPropertyType.Integer)
{
property.intValue = Mathf.Clamp(property.intValue, clamp.MinInt, clamp.MaxInt);
}
}
EditorGUI.EndProperty();
}
}
public static void Draw(Rect totalRect, SerializedProperty property, GUIContent label, bool isFloat, ClampAttribute clamp)
{
float labelWidth = EditorGUIUtility.labelWidth;
int indentLevel = EditorGUI.indentLevel;
EditorGUI.BeginProperty(totalRect, label, property);
Rect rect = EditorGUI.PrefixLabel(totalRect, GUIUtility.GetControlID(FocusType.Passive), new GUIContent(label.text, property.GetTooltip()));
SerializedProperty minProperty = property.FindPropertyRelative("_min");
SerializedProperty maxProperty = property.FindPropertyRelative("_max");
float valueWidth = (rect.width * 0.5f);
Rect minValueRect = new Rect(rect.xMin, rect.y, valueWidth - 3f, rect.height);
Rect maxValueRect = new Rect(rect.x + (rect.width * 0.5f), rect.y, valueWidth, rect.height);
bool changedMin = false;
bool changedMax = false;
EditorGUI.indentLevel = 0;
EditorGUIUtility.labelWidth = 30f;
EditorGUI.BeginChangeCheck();
EditorGUI.PropertyField(minValueRect, minProperty, new GUIContent("Min"));
if (EditorGUI.EndChangeCheck())
{
changedMin = true;
}
EditorGUIUtility.labelWidth = 33f;
EditorGUI.BeginChangeCheck();
EditorGUI.PropertyField(maxValueRect, maxProperty, new GUIContent("Max"));
if (EditorGUI.EndChangeCheck())
{
changedMax = true;
}
EditorGUIUtility.labelWidth = labelWidth;
EditorGUI.indentLevel = indentLevel;
if (changedMin || changedMax)
{
if (clamp != null)
{
if (isFloat)
{
minProperty.floatValue = Mathf.Clamp(minProperty.floatValue, clamp.MinFloat, clamp.MaxFloat);
maxProperty.floatValue = Mathf.Clamp(maxProperty.floatValue, clamp.MinFloat, clamp.MaxFloat);
}
else
{
minProperty.intValue = Mathf.Clamp(minProperty.intValue, clamp.MinInt, clamp.MaxInt);
maxProperty.intValue = Mathf.Clamp(maxProperty.intValue, clamp.MinInt, clamp.MaxInt);
}
}
}
if (changedMin)
{
if (isFloat && minProperty.floatValue > maxProperty.floatValue)
{
maxProperty.floatValue = minProperty.floatValue;
}
if (isFloat && maxProperty.floatValue < minProperty.floatValue)
{
minProperty.floatValue = maxProperty.floatValue;
}
if (!isFloat && minProperty.intValue > maxProperty.intValue)
{
maxProperty.intValue = minProperty.intValue;
}
if (!isFloat && maxProperty.intValue < minProperty.intValue)
{
minProperty.intValue = maxProperty.intValue;
}
}
if (changedMax)
{
if (isFloat && maxProperty.floatValue < minProperty.floatValue)
{
minProperty.floatValue = maxProperty.floatValue;
}
if (isFloat && minProperty.floatValue > maxProperty.floatValue)
{
maxProperty.floatValue = minProperty.floatValue;
}
if (!isFloat && maxProperty.intValue < minProperty.intValue)
{
minProperty.intValue = maxProperty.intValue;
}
if (!isFloat && minProperty.intValue > maxProperty.intValue)
{
maxProperty.intValue = minProperty.intValue;
}
}
EditorGUI.EndProperty();
}