private List <Rect> GetConnectionPointsRects(ConversationAction conversationAction)
{
List <Rect> rects = new List <Rect>();
if (conversationAction.GetConnectionCount() > 0)
{
SerializedObject nodeSO = new SerializedObject(conversationAction);
for (int i = 0; i < conversationAction.GetConnectionCount(); i++)
{
Rect rect = GetNodeRect(conversationAction);
rect.x = rect.max.x;
rect.y += i * 25;
rect.y += 5;
if (conversationAction.GetConnectionCount() == 1)
{
rect.y += 7;
}
rect.size = new Vector2(15, 15);
rects.Add(rect);
}
}
return(rects);
}
private Rect GetNodeRect(ConversationAction conversationAction)
{
SerializedObject nodeSO = new SerializedObject(conversationAction);
SerializedProperty positionProperty = nodeSO.FindProperty("_uiPosition");
int height = 40;
if (conversationAction.GetConnectionCount() > 1)
{
height = conversationAction.GetConnectionCount() * 25;
}
return(new Rect(positionProperty.vector2Value.x + _scrollPosition.x, positionProperty.vector2Value.y + _scrollPosition.y, 160, height));
}
private void DrawNode(ConversationAction conversationAction)
{
if (conversationAction.GetConnectionCount() > 0)
{
SerializedObject nodeSO = new SerializedObject(conversationAction);
List <Rect> connectionPointRects = GetConnectionPointsRects(conversationAction);
for (int i = 0; i < conversationAction.GetConnectionCount(); i++)
{
SerializedProperty connectionProperty = nodeSO.FindProperty(string.Format("_connections.Array.data[{0}]", i));
SerializedProperty idProperty = connectionProperty.FindPropertyRelative("id");
SerializedProperty actionProperty = connectionProperty.FindPropertyRelative("connectedConversation");
Rect connectionPointRect = connectionPointRects[i];
connectionPointRect.x -= 5;
connectionPointRect.width += 5;
GUI.color = new Color(0.6f, 0.6f, 0.6f);
GUI.Box(connectionPointRect, "", _nodeStyle);
if (actionProperty.objectReferenceValue != null && _allActions.Contains((ConversationAction)(actionProperty.objectReferenceValue)))
{
ConversationAction otherAction = (ConversationAction)(actionProperty.objectReferenceValue);
Rect startRect = connectionPointRects[i];
Rect otherRect = GetNodeRect(otherAction);
startRect.width = 0;
startRect.x += 15;
otherRect.width = 0;
Vector2 offset = new Vector2(Vector2.Distance(startRect.center, otherRect.center) / 2f,
(otherRect.center.y - startRect.center.y) / 2f);
Color bezierColor = new Color(0, 0, 0, 0.333f);
float bezierWidth = 3;
if (_selectedActions.Contains(conversationAction))
{
bezierColor = new Color(1, 1, 0, 1f);
bezierWidth = 5;
}
else if (_selectedActions.Contains(otherAction))
{
bezierColor = new Color(1, 1, 0, 1f);
bezierWidth = 5;
}
Handles.DrawBezier
(
startRect.center,
otherRect.center,
startRect.center + offset,
otherRect.center - offset,
bezierColor,
null,
bezierWidth
);
Rect breakNoodleRect = new Rect();
breakNoodleRect.size = new Vector2(10, 10);
breakNoodleRect.center = (startRect.center + otherRect.center) / 2f;
GUI.color = new Color(1, 0, 0, 0.666f);
if (GUI.Button(breakNoodleRect, "", _nodeStyle))
{
if (Event.current.button == 0)
{
actionProperty.objectReferenceValue = null;
nodeSO.ApplyModifiedProperties();
}
}
}
GUI.color = conversationAction.GetTitleColor();
Rect labelRect = connectionPointRects[i];
labelRect.x += 20;
labelRect.width = 200;
GUI.Label(labelRect, idProperty.stringValue);
}
}
if (_selectedActions.Contains(conversationAction))
{
Color newColor = conversationAction.GetNodeColor();
newColor.r -= 0.25f;
newColor.g -= 0.25f;
newColor.b -= 0.25f;
GUI.color = newColor;
}
else
{
GUI.color = conversationAction.GetNodeColor();
}
GUI.Box(GetNodeRect(conversationAction), conversationAction.name, _nodeStyle);
}