#include <math.h>#include <QtGui>#include <QGpCoreTools.h>#include "DrawScene.h"#include "DimensionItem.h"#include "TextItem.h"#include "LineItemDelegate.h"#include "RectItemDelegate.h"#include "TextItemDelegate.h"#include "EllipseItemDelegate.h"#include "EllipseItem.h"#include "DimensionItemDelegate.h"#include "SceneContext.h"