/// <summary>
/// Draws the node editor and all of its components
/// </summary>
/// <param name="nodeEditorArea">The rectangle that defines the editor area</param>
protected virtual void Draw(Rect nodeEditorArea)
{
NodeEditorRect = zoomArea.BeginZoomArea(nodeEditorArea);
if (OnDrawBackground != null && Event.current.type == EventType.Repaint)
{
OnDrawBackground(NodeEditorRect.AddPosition(zoomArea.CurrentPanOffset));
}
ProcessInputRenders(true);
foreach (Connector connector in Connectors)
{
connector.Draw(zoomArea.CurrentPanOffset);
}
foreach (Node node in Nodes)
{
node.Draw(zoomArea.CurrentPanOffset);
}
ProcessInputRenders(false);
zoomArea.EndZoomArea();
}
public void DoLayout(GUIStyle style, bool isEnabled = true)
{
canExpand = isEnabled;
Button.DoLayout(style, null, selectedItemName);
if (Event.current.type == EventType.Repaint)
{
drawRect.position = GUILayoutUtility.GetLastRect().position;
drawRect = drawRect.AddPosition(buttonOffset);
}
}
/// <summary>
/// Gets the rectangle that defines the nodes area at the
/// provided pan offset
/// </summary>
/// <param name="offset">Node editors' pan offset</param>
/// <returns>The rectangle of the node at the provided offset</returns>
public virtual Rect GetNodeRect(Vector2 offset)
{
return(NodeRect.AddPosition(offset));
}
ReorderableList CreateList(SerializedObject obj, SerializedProperty prop)
{
ReorderableList list = new ReorderableList(obj, prop, true, true, true, true);
list.drawHeaderCallback = rect => {
EditorGUI.LabelField(rect, "Pools");
};
list.drawElementCallback = (rect, index, active, focused) => {
Rect standardRect = new Rect(rect.position, new Vector2(rect.width, LineHeight)).AddPosition(new Vector2(5, 2.5f));
EditorGUI.indentLevel++;
SerializedProperty element = list.serializedProperty.GetArrayElementAtIndex(index);
poolsList[index].name = poolsList[index].poolObjectType.ToString();
poolFoldouts.AddUntil(index);
poolFoldouts[index] = EditorGUI.Foldout(standardRect, poolFoldouts[index], poolsList[index].name, true);
if (poolFoldouts[index])
{
EditorGUI.indentLevel++;
SerializedProperty prefabsProp = element.FindPropertyRelative("prefabs");
poolsList[index].poolObjectType = (PoolObjectType)EditorGUI.EnumPopup(standardRect.AddPosition(Vector2.up * LineHeight * 1), "Pool Object Type", poolsList[index].poolObjectType);
poolsList[index].size = EditorGUI.IntField(standardRect.AddPosition(Vector2.up * LineHeight * 2), "Pool Size", poolsList[index].size);
prefabsFoldouts.AddUntil(index);
prefabsFoldouts[index] = EditorGUI.PropertyField(standardRect.AddPosition(Vector2.up * LineHeight * 3), prefabsProp, new GUIContent("Prefabs"), false);
if (prefabsFoldouts[index])
{
EditorGUI.indentLevel++;
prefabsProp.arraySize = EditorGUI.IntField(standardRect.AddPosition(Vector2.up * LineHeight * 4), "Size", prefabsProp.arraySize);
for (int i = 0; i < prefabsProp.arraySize; i++)
{
EditorGUI.PropertyField(standardRect.AddPosition(Vector2.up * LineHeight * (5 + i)), prefabsProp.GetArrayElementAtIndex(i));
}
EditorGUI.indentLevel--;
}
EditorGUI.indentLevel--;
}
EditorGUI.indentLevel--;
};
list.elementHeightCallback = (index) => {
Repaint();
float height = LineHeight + 5;
poolFoldouts.AddUntil(index);
prefabsFoldouts.AddUntil(index);
if (poolFoldouts[index])
{
int lineCount = 3;
height += lineCount * LineHeight;
if (prefabsFoldouts[index])
{
int prefabCount = poolsList[index].prefabs.Count;
height += (prefabCount + 1) * LineHeight;
}
}
return(height);
};
list.onAddDropdownCallback = (rect, li) => {
serializedObject.Update();
li.serializedProperty.arraySize++;
prefabsFoldouts.AddUntil(li.serializedProperty.arraySize);
serializedObject.ApplyModifiedProperties();
};
list.onRemoveCallback = (li) => {
serializedObject.Update();
li.serializedProperty.DeleteArrayElementAtIndex(list.index);
serializedObject.ApplyModifiedProperties();
};
return(list);
}
