public override void DrawMethod(UnityEngine.Object target, MethodInfo methodInfo)
{
if (methodInfo.GetParameters().Length == 0)
{
ButtonAttribute buttonAttribute = (ButtonAttribute)methodInfo.GetCustomAttributes(typeof(ButtonAttribute), true)[0];
string buttonText = string.IsNullOrEmpty(buttonAttribute.Text) ? methodInfo.Name : buttonAttribute.Text;
if (GUILayout.Button(buttonText))
{
methodInfo.Invoke(target, null);
}
}
else
{
string warning = typeof(ButtonAttribute).Name + " 特性只作用于没有参数的方法，要有参数的！你再写一个新的";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: target);
}
}
public override void ApplyPropertyMeta(SerializedProperty property, AMetaAttribute metaAttribute)
{
InfoBoxAttribute infoBoxAttribute = (InfoBoxAttribute)metaAttribute;
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
if (!string.IsNullOrEmpty(infoBoxAttribute.VisibleIf))
{
FieldInfo conditionField = ReflectionUtility.GetField(target, infoBoxAttribute.VisibleIf);
if (conditionField != null &&
conditionField.FieldType == typeof(bool))
{
if ((bool)conditionField.GetValue(target))
{
this.DrawInfoBox(infoBoxAttribute.Text, infoBoxAttribute.Type);
}
return;
}
MethodInfo conditionMethod = ReflectionUtility.GetMethod(target, infoBoxAttribute.VisibleIf);
if (conditionMethod != null &&
conditionMethod.ReturnType == typeof(bool) &&
conditionMethod.GetParameters().Length == 0)
{
if ((bool)conditionMethod.Invoke(target, null))
{
this.DrawInfoBox(infoBoxAttribute.Text, infoBoxAttribute.Type);
}
return;
}
string warning = infoBoxAttribute.GetType().Name + " 作用在一个有效的布尔值字段条件或着一个方法方法名！！！";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: PropertyUtility.GetTargetObject(property), logToConsole: false);
}
else
{
this.DrawInfoBox(infoBoxAttribute.Text, infoBoxAttribute.Type);
}
}
public override void ApplyPropertyMeta(SerializedProperty property, AMetaAttribute metaAttribute)
{
OnValueChangedAttribute onValueChangedAttribute = (OnValueChangedAttribute)metaAttribute;
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
MethodInfo callbackMethod = ReflectionUtility.GetMethod(target, onValueChangedAttribute.CallbackName);
if (callbackMethod != null &&
callbackMethod.ReturnType == typeof(void) &&
callbackMethod.GetParameters().Length == 0)
{
property.serializedObject.ApplyModifiedProperties(); // 我们必须应用已编辑元数据，这样回调函数就可以被执行
callbackMethod.Invoke(target, null);
}
else
{
EditorDrawUtility.DrawHelpBox(onValueChangedAttribute.GetType().Name + " 只作用于无返回值且无参数的函数", MessageType.Warning, context: target);
}
}
public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawHeader(property);
SliderAttribute sliderAttribute = PropertyUtility.GetAttribute <SliderAttribute>(property);
if (property.propertyType == SerializedPropertyType.Integer)
{
EditorGUILayout.IntSlider(property, (int)sliderAttribute.MinValue, (int)sliderAttribute.MaxValue);
}
else if (property.propertyType == SerializedPropertyType.Float)
{
EditorGUILayout.Slider(property, sliderAttribute.MinValue, sliderAttribute.MaxValue);
}
else
{
string warning = sliderAttribute.GetType().Name + " 只作用于整型字段和单精度浮点型字段。。。";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: PropertyUtility.GetTargetObject(property));
EditorDrawUtility.DrawPropertyField(property);
}
}
public override void ValidateProperty(SerializedProperty property)
{
//拿到特性
RequiredAttribute attribute = PropertyUtility.GetAttribute <RequiredAttribute>(property);
if (property.propertyType == SerializedPropertyType.ObjectReference)
{
if (property.objectReferenceValue == null)
{
string errorMessage = property.name + "是必须的，而且奥利奥很靓仔！！！";
if (!string.IsNullOrEmpty(attribute.Message))
{
errorMessage = attribute.Message;
}
EditorDrawUtility.DrawHelpBox(errorMessage, MessageType.Error, context: PropertyUtility.GetTargetObject(property), logToConsole: false);
}
}
else
{
string warning = attribute.GetType().Name + "只对引用类型起作用啊！！笨蛋";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: PropertyUtility.GetTargetObject(property), logToConsole: false);
}
}
public override void ValidateProperty(SerializedProperty property)
{
MinValueAttribute minValueAttribute = PropertyUtility.GetAttribute <MinValueAttribute>(property);
if (property.propertyType == SerializedPropertyType.Integer)
{
if (property.intValue < minValueAttribute.MinValue)
{
property.intValue = (int)minValueAttribute.MinValue;
}
}
else if (property.propertyType == SerializedPropertyType.Float)
{
if (property.floatValue < minValueAttribute.MinValue)
{
property.floatValue = minValueAttribute.MinValue;
}
}
else
{
string warning = minValueAttribute.GetType().Name + " 只作用于整型和单精度浮点型字段！";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: PropertyUtility.GetTargetObject(property), logToConsole: false);
}
}
public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawHeader(property);
DropdownAttribute dropdownAttribute = PropertyUtility.GetAttribute <DropdownAttribute>(property);
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
FieldInfo fieldInfo = ReflectionUtility.GetField(target, property.name);
FieldInfo valuesFieldInfo = ReflectionUtility.GetField(target, dropdownAttribute.ValuesFieldName);
if (valuesFieldInfo == null)
{
EditorDrawUtility.DrawHelpBox(string.Format("{0} 不能找到叫做 \"{1}\" 的值", dropdownAttribute.GetType().Name, dropdownAttribute.ValuesFieldName), MessageType.Warning, context: target, logToConsole: false);
EditorDrawUtility.DrawPropertyField(property);
}
else if (valuesFieldInfo.GetValue(target) is IList &&
fieldInfo.FieldType == this.GetElementType(valuesFieldInfo))
{
// 所选的值
object selectedValue = fieldInfo.GetValue(target);
// 所有值和可选项
IList valuesList = (IList)valuesFieldInfo.GetValue(target);
object[] values = new object[valuesList.Count];
string[] displayOptions = new string[valuesList.Count];
for (int i = 0; i < values.Length; i++)
{
object value = valuesList[i];
values[i] = value;
displayOptions[i] = value.ToString();
}
// 可选择值得索引
int selectedValueIndex = Array.IndexOf(values, selectedValue);
if (selectedValueIndex < 0)
{
selectedValueIndex = 0;
}
// 绘制下拉栏
this.DrawDropdown(target, fieldInfo, property.displayName, selectedValueIndex, values, displayOptions);
}
else if (valuesFieldInfo.GetValue(target) is IDropdownList)
{
// 当前值
object selectedValue = fieldInfo.GetValue(target);
// 当前值得索引，和所有值，显示出的选项
IDropdownList dropdown = (IDropdownList)valuesFieldInfo.GetValue(target);
IEnumerator <KeyValuePair <string, object> > dropdownEnumerator = dropdown.GetEnumerator();
int index = -1;
int selectedValueIndex = -1;
List <object> values = new List <object>();
List <string> displayOptions = new List <string>();
while (dropdownEnumerator.MoveNext())
{
index++;
KeyValuePair <string, object> current = dropdownEnumerator.Current;
if (current.Value.Equals(selectedValue))
{
selectedValueIndex = index;
}
values.Add(current.Value);
displayOptions.Add(current.Key);
}
if (selectedValueIndex < 0)
{
selectedValueIndex = 0;
}
// 绘制下拉栏
this.DrawDropdown(target, fieldInfo, property.displayName, selectedValueIndex, values.ToArray(), displayOptions.ToArray());
}
else
{
EditorDrawUtility.DrawHelpBox(typeof(DropdownAttribute).Name + " 只作用于指定字段与指定数组的元素类型相等时！！八嘎", MessageType.Warning, context: target, logToConsole: false);
EditorDrawUtility.DrawPropertyField(property);
}
}
public override void DrawProperty(SerializedProperty property)
{
EnableIfAttribute enableIfAttribute = PropertyUtility.GetAttribute <EnableIfAttribute>(property);
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
List <bool> conditionValues = new List <bool>();
foreach (var condition in enableIfAttribute.Conditions)
{
FieldInfo conditionField = ReflectionUtility.GetField(target, condition);
if (conditionField != null &&
conditionField.FieldType == typeof(bool))
{
conditionValues.Add((bool)conditionField.GetValue(target));
}
MethodInfo conditionMethod = ReflectionUtility.GetMethod(target, condition);
if (conditionMethod != null &&
conditionMethod.ReturnType == typeof(bool) &&
conditionMethod.GetParameters().Length == 0)
{
conditionValues.Add((bool)conditionMethod.Invoke(target, null));
}
}
if (conditionValues.Count > 0)
{
bool enabled;
if (enableIfAttribute.ConditionOperator == ConditionOperator.And)
{
enabled = true;
foreach (var value in conditionValues)
{
enabled = enabled && value;
}
}
else
{
enabled = false;
foreach (var value in conditionValues)
{
enabled = enabled || value;
}
}
if (enableIfAttribute.Reversed)
{
enabled = !enabled;
}
GUI.enabled = enabled;
EditorDrawUtility.DrawPropertyField(property);
GUI.enabled = true;
}
else
{
string warning = enableIfAttribute.GetType().Name + " 作用在一个有效的布尔值字段条件或着一个方法方法名！！";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: target);
}
}
public override bool CanDrawProperty(SerializedProperty property)
{
ShowIfAttribute showIfAttribute = PropertyUtility.GetAttribute <ShowIfAttribute>(property);
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
List <bool> conditionValues = new List <bool>();
foreach (var condition in showIfAttribute.Conditions)
{
FieldInfo conditionField = ReflectionUtility.GetField(target, condition);
if (conditionField != null &&
conditionField.FieldType == typeof(bool))
{
conditionValues.Add((bool)conditionField.GetValue(target));
}
MethodInfo conditionMethod = ReflectionUtility.GetMethod(target, condition);
if (conditionMethod != null &&
conditionMethod.ReturnType == typeof(bool) &&
conditionMethod.GetParameters().Length == 0)
{
conditionValues.Add((bool)conditionMethod.Invoke(target, null));
}
}
if (conditionValues.Count > 0)
{
bool draw;
if (showIfAttribute.ConditionOperator == ConditionOperator.And)
{
draw = true;
foreach (var value in conditionValues)
{
draw = draw && value;
}
}
else
{
draw = false;
foreach (var value in conditionValues)
{
draw = draw || value;
}
}
if (showIfAttribute.Reversed)
{
draw = !draw;
}
return(draw);
}
else
{
string warning = showIfAttribute.GetType().Name + " 作用在一个有效的布尔值字段条件或着一个方法方法名！";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: target);
return(true);
}
}
public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawHeader(property);
MinMaxSliderAttribute minMaxSliderAttribute = PropertyUtility.GetAttribute <MinMaxSliderAttribute>(property);
if (property.propertyType == SerializedPropertyType.Vector2)
{
Rect controlRect = EditorGUILayout.GetControlRect();
float labelWidth = EditorGUIUtility.labelWidth;
float floatFieldWidth = EditorGUIUtility.fieldWidth;
float sliderWidth = controlRect.width - labelWidth - 2f * floatFieldWidth;
float sliderPadding = 5f;
Rect labelRect = new Rect(
controlRect.x,
controlRect.y,
labelWidth,
controlRect.height);
Rect sliderRect = new Rect(
controlRect.x + labelWidth + floatFieldWidth + sliderPadding,
controlRect.y,
sliderWidth - 2f * sliderPadding,
controlRect.height);
Rect minFloatFieldRect = new Rect(
controlRect.x + labelWidth,
controlRect.y,
floatFieldWidth,
controlRect.height);
Rect maxFloatFieldRect = new Rect(
controlRect.x + labelWidth + floatFieldWidth + sliderWidth,
controlRect.y,
floatFieldWidth,
controlRect.height);
// 绘制标签
EditorGUI.LabelField(labelRect, property.displayName);
// 绘制slider
EditorGUI.BeginChangeCheck();
Vector2 sliderValue = property.vector2Value;
EditorGUI.MinMaxSlider(sliderRect, ref sliderValue.x, ref sliderValue.y, minMaxSliderAttribute.MinValue, minMaxSliderAttribute.MaxValue);
sliderValue.x = EditorGUI.FloatField(minFloatFieldRect, sliderValue.x);
sliderValue.x = Mathf.Clamp(sliderValue.x, minMaxSliderAttribute.MinValue, Mathf.Min(minMaxSliderAttribute.MaxValue, sliderValue.y));
sliderValue.y = EditorGUI.FloatField(maxFloatFieldRect, sliderValue.y);
sliderValue.y = Mathf.Clamp(sliderValue.y, Mathf.Max(minMaxSliderAttribute.MinValue, sliderValue.x), minMaxSliderAttribute.MaxValue);
if (EditorGUI.EndChangeCheck())
{
property.vector2Value = sliderValue;
}
}
else
{
string warning = minMaxSliderAttribute.GetType().Name + " 只用于vector2类型，笨蛋！";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: PropertyUtility.GetTargetObject(property));
EditorDrawUtility.DrawPropertyField(property);
}
}