private void DrawField(FieldInfo fieldInfo)
{
//BeginChangeCheck()...EndChangeCheck()的用法！！
EditorGUI.BeginChangeCheck();
APropertyDrawer propertyDrawer = GetPropertyDrawForField(fieldInfo);
if (propertyDrawer != null)
{
propertyDrawer.DrawProperty(serializedPropertiesByFieldName[fieldInfo.Name]); //你的绘制方案
}
else
{
EditorDrawUtility.DrawPropertyField(serializedPropertiesByFieldName[fieldInfo.Name]); //那就用默认unity的绘制
}
if (EditorGUI.EndChangeCheck())
{
OnValueChangedAttribute[] onValueChangedAttributes = (OnValueChangedAttribute[])fieldInfo.GetCustomAttributes(typeof(OnValueChangedAttribute), true);
foreach (OnValueChangedAttribute onValueChangedAttribute in onValueChangedAttributes)
{
APropertyMeta propertyMeta = DPropertyMeta.GetMetaForAttribute(onValueChangedAttribute.GetType());
if (propertyMeta != null)
{
propertyMeta.ApplyPropertyMeta(serializedPropertiesByFieldName[fieldInfo.Name], onValueChangedAttribute);
}
}
}
}
public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawHeader(property);
if (property.propertyType == SerializedPropertyType.String)
{
EditorGUILayout.LabelField(property.displayName);
EditorGUI.BeginChangeCheck();
string textAreaValue = EditorGUILayout.TextArea(property.stringValue, GUILayout.MinHeight(EditorGUIUtility.singleLineHeight * 3f));
if (EditorGUI.EndChangeCheck())
{
property.stringValue = textAreaValue;
}
}
else
{
string warning = PropertyUtility.GetAttribute <ResizableTextAreaAttribute>(property).GetType().Name + " 只作用于字符串对象字段，傻瓜";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: PropertyUtility.GetTargetObject(property), logToConsole: false);
EditorDrawUtility.DrawPropertyField(property);
}
}
public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawPropertyField(property);
if (property.propertyType == SerializedPropertyType.ObjectReference)
{
if (property.objectReferenceValue != null)
{
Texture2D previewTexture = AssetPreview.GetAssetPreview(property.objectReferenceValue);
if (previewTexture != null)
{
AssetPreviewAttribute showAssetPreviewAttribute = PropertyUtility.GetAttribute <AssetPreviewAttribute>(property);
int width = Mathf.Clamp(showAssetPreviewAttribute.Width, 0, previewTexture.width);
int height = Mathf.Clamp(showAssetPreviewAttribute.Height, 0, previewTexture.height);
GUILayout.Label(previewTexture, GUILayout.MaxWidth(width), GUILayout.MaxHeight(height));
}
else
{
string warning = property.name + " 没有一个资源预览！";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: PropertyUtility.GetTargetObject(property), logToConsole: false);
}
}
}
else
{
string warning = property.name + " 没有一个资源预览！";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: PropertyUtility.GetTargetObject(property), logToConsole: false);
}
}
public override void DrawProperty(SerializedProperty property)
{
EditorDrawUtility.DrawHeader(property);
if (property.isArray)
{
var key = GetPropertyKeyName(property);
if (!this.reorderableListsByPropertyName.ContainsKey(key))
{
ReorderableList reorderableList = new ReorderableList(property.serializedObject, property, true, true, true, true)
{
drawHeaderCallback = (Rect rect) =>
{
EditorGUI.LabelField(rect, string.Format("{0}: {1}", property.displayName, property.arraySize), EditorStyles.label);
},
drawElementCallback = (Rect rect, int index, bool isActive, bool isFocused) =>
{
var element = property.GetArrayElementAtIndex(index);
rect.y += 1.0f;
rect.x += 10.0f;
rect.width -= 10.0f;
EditorGUI.PropertyField(new Rect(rect.x, rect.y, rect.width, 0.0f), element, true);
},
elementHeightCallback = (int index) =>
{
return(EditorGUI.GetPropertyHeight(property.GetArrayElementAtIndex(index)) + 4.0f);
}
};
this.reorderableListsByPropertyName[key] = reorderableList;
}
this.reorderableListsByPropertyName[key].DoLayoutList();
}
else
{
string warning = typeof(ReorderableListAttribute).Name + " 只作用于数组或者集合字段！猪头";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: PropertyUtility.GetTargetObject(property), logToConsole: false);
EditorDrawUtility.DrawPropertyField(property);
}
}
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 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)
{
GUI.enabled = false;
EditorDrawUtility.DrawPropertyField(property);
GUI.enabled = true;
}
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 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);
}
}