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Code

Rewrite that caches the ordered property attributes so the gui layout drawer can draw them in the correct order.

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Rewrote how the property attributes are drawn, more compact less messy code.
This commit is contained in:
Simon Rodriguez 2019-11-12 22:37:29 +01:00
parent 984fe730c0
commit 72ff273b5c
2 changed files with 56 additions and 36 deletions
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71
Scripts/Editor/NodeEditorGUILayout.cs
View File

@ -41,14 +41,7 @@ namespace XNodeEditor {
else {
Rect rect = new Rect();
float spacePadding = 0;
SpaceAttribute spaceAttribute;
if (NodeEditorUtilities.GetCachedAttrib(port.node.GetType(), property.name, out spaceAttribute)) spacePadding = spaceAttribute.height;
//GUI Values are from https://github.com/Unity-Technologies/UnityCsReference/blob/master/Editor/Mono/ScriptAttributeGUI/Implementations/DecoratorDrawers.cs
float headerPadding = 0;
HeaderAttribute headerAttribute;
if (NodeEditorUtilities.GetCachedAttrib(port.node.GetType(), property.name, out headerAttribute)) headerPadding = EditorGUIUtility.singleLineHeight * 1.5f;
List<PropertyAttribute> propertyAttributes = NodeEditorUtilities.GetCachedPropertyAttribs(port.node.GetType(), property.name);
// If property is an input, display a regular property field and put a port handle on the left side
if (port.direction == XNode.NodePort.IO.Input) {
@ -61,21 +54,24 @@ namespace XNodeEditor {
showBacking = inputAttribute.backingValue;
}
//Call GUILayout.Space if Space attribute is set and we are NOT drawing a PropertyField
bool useLayoutSpace = dynamicPortList ||
bool usePropertyAttributes = dynamicPortList ||
showBacking == XNode.Node.ShowBackingValue.Never ||
(showBacking == XNode.Node.ShowBackingValue.Unconnected && port.IsConnected);
if (spacePadding > 0 && useLayoutSpace) {
GUILayout.Space(spacePadding);
spacePadding = 0;
}
if (headerPadding > 0 && useLayoutSpace)
{
Rect position = GUILayoutUtility.GetRect(0, EditorGUIUtility.singleLineHeight * 1.5f);
position.yMin += (EditorGUIUtility.singleLineHeight * 0.5f) + EditorGUIUtility.standardVerticalSpacing;
position = EditorGUI.IndentedRect(position);
GUI.Label(position, headerAttribute.header, EditorStyles.boldLabel);
headerPadding = 0;
float spacePadding = 0;
foreach (var attr in propertyAttributes) {
if (attr is SpaceAttribute) {
if (usePropertyAttributes) GUILayout.Space((attr as SpaceAttribute).height);
else spacePadding += (attr as SpaceAttribute).height;
} else if (attr is HeaderAttribute) {
if (usePropertyAttributes) {
//GUI Values are from https://github.com/Unity-Technologies/UnityCsReference/blob/master/Editor/Mono/ScriptAttributeGUI/Implementations/DecoratorDrawers.cs
Rect position = GUILayoutUtility.GetRect(0, (EditorGUIUtility.singleLineHeight * 1.5f) - EditorGUIUtility.standardVerticalSpacing); //Layout adds standardVerticalSpacing after rect so we subtract it.
position.yMin += EditorGUIUtility.singleLineHeight * 0.5f;
position = EditorGUI.IndentedRect(position);
GUI.Label(position, (attr as HeaderAttribute).header, EditorStyles.boldLabel);
} else spacePadding += EditorGUIUtility.singleLineHeight * 1.5f;
}
}
if (dynamicPortList) {
@ -102,7 +98,7 @@ namespace XNodeEditor {
}
rect = GUILayoutUtility.GetLastRect();
rect.position = rect.position - new Vector2(16, -(spacePadding + headerPadding));
rect.position = rect.position - new Vector2(16, -spacePadding);
// If property is an output, display a text label and put a port handle on the right side
} else if (port.direction == XNode.NodePort.IO.Output) {
// Get data from [Output] attribute
@ -114,21 +110,24 @@ namespace XNodeEditor {
showBacking = outputAttribute.backingValue;
}
//Call GUILayout.Space if Space attribute is set and we are NOT drawing a PropertyField
bool useLayoutSpace = dynamicPortList ||
bool usePropertyAttributes = dynamicPortList ||
showBacking == XNode.Node.ShowBackingValue.Never ||
(showBacking == XNode.Node.ShowBackingValue.Unconnected && port.IsConnected);
if (spacePadding > 0 && useLayoutSpace) {
GUILayout.Space(spacePadding);
spacePadding = 0;
}
if (headerPadding > 0 && useLayoutSpace)
{
Rect position = GUILayoutUtility.GetRect(0, EditorGUIUtility.singleLineHeight * 1.5f);
position.yMin += (EditorGUIUtility.singleLineHeight * 0.5f) + EditorGUIUtility.standardVerticalSpacing;
position = EditorGUI.IndentedRect(position);
GUI.Label(position, headerAttribute.header, EditorStyles.boldLabel);
headerPadding = 0;
float spacePadding = 0;
foreach (var attr in propertyAttributes) {
if (attr is SpaceAttribute) {
if (usePropertyAttributes) GUILayout.Space((attr as SpaceAttribute).height);
else spacePadding += (attr as SpaceAttribute).height;
} else if (attr is HeaderAttribute) {
if (usePropertyAttributes) {
//GUI Values are from https://github.com/Unity-Technologies/UnityCsReference/blob/master/Editor/Mono/ScriptAttributeGUI/Implementations/DecoratorDrawers.cs
Rect position = GUILayoutUtility.GetRect(0, (EditorGUIUtility.singleLineHeight * 1.5f) - EditorGUIUtility.standardVerticalSpacing); //Layout adds standardVerticalSpacing after rect so we subtract it.
position.yMin += EditorGUIUtility.singleLineHeight * 0.5f;
position = EditorGUI.IndentedRect(position);
GUI.Label(position, (attr as HeaderAttribute).header, EditorStyles.boldLabel);
} else spacePadding += EditorGUIUtility.singleLineHeight * 1.5f;
}
}
if (dynamicPortList) {
@ -155,7 +154,7 @@ namespace XNodeEditor {
}
rect = GUILayoutUtility.GetLastRect();
rect.position = rect.position + new Vector2(rect.width, spacePadding + headerPadding);
rect.position = rect.position + new Vector2(rect.width, spacePadding);
}
rect.size = new Vector2(16, 16);

21
Scripts/Editor/NodeEditorUtilities.cs
View File

@ -18,6 +18,9 @@ namespace XNodeEditor {
/// Saves Attribute from Type+Field for faster lookup. Resets on recompiles.
private static Dictionary<Type, Dictionary<string, Dictionary<Type, Attribute>>> typeAttributes = new Dictionary<Type, Dictionary<string, Dictionary<Type, Attribute>>>();
/// Saves ordered PropertyAttribute from Type+Field for faster lookup. Resets on recompiles.
private static Dictionary<Type, Dictionary<string, List<PropertyAttribute>>> typeOrderedPropertyAttributes = new Dictionary<Type, Dictionary<string, List<PropertyAttribute>>>();
public static bool GetAttrib<T>(Type classType, out T attribOut) where T : Attribute {
object[] attribs = classType.GetCustomAttributes(typeof(T), false);
return GetAttrib(attribs, out attribOut);
@ -84,6 +87,24 @@ namespace XNodeEditor {
return true;
}
public static List<PropertyAttribute> GetCachedPropertyAttribs(Type classType, string fieldName) {
Dictionary<string, List<PropertyAttribute>> typeFields;
if (!typeOrderedPropertyAttributes.TryGetValue(classType, out typeFields)) {
typeFields = new Dictionary<string, List<PropertyAttribute>>();
typeOrderedPropertyAttributes.Add(classType, typeFields);
}
List<PropertyAttribute> typeAttributes;
if (!typeFields.TryGetValue(fieldName, out typeAttributes)) {
FieldInfo field = classType.GetFieldInfo(fieldName);
object[] attribs = field.GetCustomAttributes(typeof(PropertyAttribute), true);
typeAttributes = attribs.Cast<PropertyAttribute>().Reverse().ToList(); //Unity draws them in reverse
typeFields.Add(fieldName, typeAttributes);
}
return typeAttributes;
}
public static bool IsMac() {
#if UNITY_2017_1_OR_NEWER
return SystemInfo.operatingSystemFamily == OperatingSystemFamily.MacOSX;