1 files changed, 15 insertions, 1 deletions
diff --git a/pictureviewer2.h b/pictureviewer2.h
index 5b78982..6ebcdd8 100644
--- a/pictureviewer2.h
+++ b/pictureviewer2.h
@@ -15,6 +15,7 @@
 #include <QStaticText>
 
 class PictureViewerGraphicsScene;
+class BoundingRectItem;
 class QGraphicsPixmapItem;
 class QWheelEvent;
 class QContextMenuEvent;
@@ -91,7 +92,7 @@ class PictureViewer2 : public QGraphicsView {
         void setNextBatch();
         QTextDocument *treeToString(const SmTreeItem *root) const;
         void treeToStringRecursive(const SmTreeItem *parent, QTextCursor *cursor, int indent) const;
-        QPointF getPos(PictureViewer2Item *item, int pos, const QPointF &movPos);
+        QPointF getPos(QGraphicsItem *item, int pos, const QPointF &movPos);
         QString constructWindowTitle() const;
         PicDataList mFiles;
         PicDataList mMarkedFiles;
@@ -107,10 +108,12 @@ class PictureViewer2 : public QGraphicsView {
         const static QString mDefaultFile;
         PictureViewer2Item *mFnItem;
         PictureViewer2Item *mMappingItem;
+        BoundingRectItem *mBoundingRectItem;
         bool mUseGradient;
         QColor mBgColor;
         QPointF mInfoPos;
         QPointF mMappingPos;
+        QPointF mBoundingPos;
         QAction *mSlideA;
         QAction *mToggleSlideA;
         QAction *mSlideAllA;
@@ -143,6 +146,17 @@ class PictureViewer2Item : public QGraphicsItem {
         QTextDocument *mDoc;
 };
 
+class BoundingRectItem : public QGraphicsItem {
+    public:
+        explicit BoundingRectItem(const QSize &size, QGraphicsItem *parent = 0) : QGraphicsItem(parent), mSize(size) {}
+        QRectF boundingRect() const;
+        virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
+
+    private:
+        QSize mSize;
+
+};
+
 class PictureViewerGraphicsScene : public QGraphicsScene {
     public:
         explicit PictureViewerGraphicsScene(QObject *parent = 0) : QGraphicsScene(parent) {}