#include "SceneObserverItem.hxx"
#include "QtGuiContext.hxx"
#include "ItemMimeData.hxx"
#include "Scene.hxx"
#include "SchemaItem.hxx"
#include "Resource.hxx"
#include <QGraphicsSceneMouseEvent>
#include <QApplication>
#include <QDrag>
#include <QPixmap>
#include <QBitmap>
#include <QPainter>
#include "YacsTrace.hxx"