From bd0ced234dda49e7090d1471efc8b157af79ad1b Mon Sep 17 00:00:00 2001
From: Anatoly Mihalchenko <tolik@scand.com>
Date: Thu, 13 Oct 2011 12:52:43 +0300
Subject: [PATCH 1/2] SANKORE-139 fix mouse scroll for active wight on scene

---
 src/board/UBBoardView.cpp             |  3 ++-
 src/domain/UBGraphicsItemDelegate.cpp | 13 +++++++++++++
 src/domain/UBGraphicsItemDelegate.h   |  1 +
 src/domain/UBGraphicsProxyWidget.cpp  |  7 ++++++-
 src/domain/UBGraphicsProxyWidget.h    |  2 ++
 5 files changed, 24 insertions(+), 2 deletions(-)

diff --git a/src/board/UBBoardView.cpp b/src/board/UBBoardView.cpp
index b8411b0a..8e9139bc 100644
--- a/src/board/UBBoardView.cpp
+++ b/src/board/UBBoardView.cpp
@@ -641,7 +641,8 @@ UBBoardView::wheelEvent (QWheelEvent *event)
       // Too many wheelEvent are sent, how should we handle them to "smoothly" zoom ?
       // something like zoom( pow(zoomFactor, event->delta() / 120) )
     }
-  event->accept ();
+//  event->accept ();
+  QGraphicsView::wheelEvent(event);
 }
 
 void
diff --git a/src/domain/UBGraphicsItemDelegate.cpp b/src/domain/UBGraphicsItemDelegate.cpp
index 612527f2..5f2d24ad 100644
--- a/src/domain/UBGraphicsItemDelegate.cpp
+++ b/src/domain/UBGraphicsItemDelegate.cpp
@@ -191,6 +191,19 @@ bool UBGraphicsItemDelegate::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
         return false;
 }
 
+bool UBGraphicsItemDelegate::weelEvent(QGraphicsSceneWheelEvent *event)
+{
+    if( mDelegated->isSelected() )
+    {
+        event->accept();
+        return true;
+    }
+    else
+    {
+        event->ignore();
+        return false;
+    }
+}
 
 bool UBGraphicsItemDelegate::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
 {
diff --git a/src/domain/UBGraphicsItemDelegate.h b/src/domain/UBGraphicsItemDelegate.h
index 04f4574f..fcab9f8d 100644
--- a/src/domain/UBGraphicsItemDelegate.h
+++ b/src/domain/UBGraphicsItemDelegate.h
@@ -102,6 +102,7 @@ class UBGraphicsItemDelegate : public QObject
         virtual bool mousePressEvent(QGraphicsSceneMouseEvent *event);
         virtual bool mouseMoveEvent(QGraphicsSceneMouseEvent *event);
         virtual bool mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+        virtual bool weelEvent(QGraphicsSceneWheelEvent *event);
 
         virtual QVariant itemChange(QGraphicsItem::GraphicsItemChange change,
                 const QVariant &value);
diff --git a/src/domain/UBGraphicsProxyWidget.cpp b/src/domain/UBGraphicsProxyWidget.cpp
index 8b8e3d9b..f3b3cc10 100644
--- a/src/domain/UBGraphicsProxyWidget.cpp
+++ b/src/domain/UBGraphicsProxyWidget.cpp
@@ -99,10 +99,15 @@ void UBGraphicsProxyWidget::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
 void UBGraphicsProxyWidget::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
 {
     mDelegate->mouseReleaseEvent(event);
-
     QGraphicsProxyWidget::mouseReleaseEvent(event);
 }
 
+void UBGraphicsProxyWidget::wheelEvent(QGraphicsSceneWheelEvent *event)
+{
+    if( mDelegate->weelEvent(event) )
+        QGraphicsProxyWidget::wheelEvent(event);
+}
+
 
 void UBGraphicsProxyWidget::setDelegate(UBGraphicsItemDelegate* pDelegate)
 {
diff --git a/src/domain/UBGraphicsProxyWidget.h b/src/domain/UBGraphicsProxyWidget.h
index 13de05fb..a7dc5de7 100644
--- a/src/domain/UBGraphicsProxyWidget.h
+++ b/src/domain/UBGraphicsProxyWidget.h
@@ -48,6 +48,8 @@ class UBGraphicsProxyWidget: public QGraphicsProxyWidget, public UBItem, public
         virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
         virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
         virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+        virtual void wheelEvent(QGraphicsSceneWheelEvent *event);
+
 
         virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value);
 

From 3d0a2bb954efb84f83c84640c47dc41203410d9d Mon Sep 17 00:00:00 2001
From: Anatoly Mihalchenko <tolik@scand.com>
Date: Thu, 13 Oct 2011 12:59:06 +0300
Subject: [PATCH 2/2] SANKORE-139 minor comment update

---
 src/board/UBBoardView.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/board/UBBoardView.cpp b/src/board/UBBoardView.cpp
index 8e9139bc..372eba7e 100644
--- a/src/board/UBBoardView.cpp
+++ b/src/board/UBBoardView.cpp
@@ -640,6 +640,9 @@ UBBoardView::wheelEvent (QWheelEvent *event)
     {
       // Too many wheelEvent are sent, how should we handle them to "smoothly" zoom ?
       // something like zoom( pow(zoomFactor, event->delta() / 120) )
+      // use DateTime man, store last event time, and if if less than 300ms than this is one big scroll
+      // and move scroll with one const speed.
+        // so, you no will related with scroll event count
     }
 //  event->accept ();
   QGraphicsView::wheelEvent(event);