[Performous-commit] Tapio Vierros : Fix mouse panning.

[Tapio V. <aa...@us...>]

Module: editor
Branch: master
Commit: 31e37597519bec379b248b992c75fb18ade489c6

Author: Tapio Vierros <tap...@gm...>
Date:   Tue Jan 11 10:26:50 2011 +0200

Fix mouse panning.

---

 notegraphwidget.cc |    9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/notegraphwidget.cc b/notegraphwidget.cc
index 9d5168e..f0ff738 100644
--- a/notegraphwidget.cc
+++ b/notegraphwidget.cc
@@ -222,6 +222,7 @@ void NoteGraphWidget::mouseReleaseEvent(QMouseEvent *event)
 		m_selectedAction = NONE;
 	}
 	m_panHotSpot = QPoint();
+	setCursor(QCursor());
 	updateNotes();
 }
 
@@ -270,10 +271,10 @@ void NoteGraphWidget::mouseMoveEvent(QMouseEvent *event)
 		if (scrollArea) {
 			QPoint diff = event->pos() - m_panHotSpot;
 			QScrollBar *scrollHor = scrollArea->horizontalScrollBar();
-			scrollHor->setValue(scrollHor->value() + diff.x());
-			QScrollBar *scrollVer = scrollArea->horizontalScrollBar();
-			scrollVer->setValue(scrollVer->value() + diff.y());
-			m_panHotSpot = event->pos() + diff;
+			scrollHor->setValue(scrollHor->value() - diff.x());
+			QScrollBar *scrollVer = scrollArea->verticalScrollBar();
+			scrollVer->setValue(scrollVer->value() - diff.y());
+			m_panHotSpot = event->pos() - diff;
 		}
 	}
 }