From addec6b69fe9022a79d83945b865a0b518f556e8 Mon Sep 17 00:00:00 2001
From: Tomaz Canabrava <tomaz.canabrava@intel.com>
Date: Mon, 26 May 2014 17:51:46 -0300
Subject: Do not set maxTime when the handler is moving.

Fixes massive cpu hog.

Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
---
 qt-ui/profile/profilewidget2.cpp | 22 ++++++++++++++++++++--
 qt-ui/profile/profilewidget2.h   |  5 ++++-
 2 files changed, 24 insertions(+), 3 deletions(-)

diff --git a/qt-ui/profile/profilewidget2.cpp b/qt-ui/profile/profilewidget2.cpp
index 28a07404f..f62299648 100644
--- a/qt-ui/profile/profilewidget2.cpp
+++ b/qt-ui/profile/profilewidget2.cpp
@@ -87,7 +87,8 @@ ProfileWidget2::ProfileWidget2(QWidget *parent) : QGraphicsView(parent),
 	heartBeatItem(new DiveHeartrateItem()),
 	rulerItem(new RulerItem2()),
 	isGrayscale(false),
-	printMode(false)
+	printMode(false),
+	shouldCalculateMaxTime(true)
 {
 	memset(&plotInfo, 0, sizeof(plotInfo));
 
@@ -421,7 +422,8 @@ void ProfileWidget2::plotDives(QList<dive *> dives)
 	 */
 	struct plot_info pInfo = calculate_max_limits_new(d, currentdc);
 	create_plot_info_new(d, currentdc, &pInfo);
-	int maxtime = get_maxtime(&pInfo);
+	if(shouldCalculateMaxTime)
+		maxtime = get_maxtime(&pInfo);
 	int maxdepth = get_maxdepth(&pInfo);
 
 	dataModel->setDive(d, pInfo);
@@ -546,6 +548,22 @@ void ProfileWidget2::resizeEvent(QResizeEvent *event)
 	fixBackgroundPos();
 }
 
+void ProfileWidget2::mousePressEvent(QMouseEvent *event)
+{
+	QGraphicsView::mousePressEvent(event);
+	if(currentState == PLAN)
+		shouldCalculateMaxTime = false;
+}
+
+void ProfileWidget2::mouseReleaseEvent(QMouseEvent *event)
+{
+	QGraphicsView::mouseReleaseEvent(event);
+	if(currentState == PLAN){
+		shouldCalculateMaxTime = true;
+		replot();
+	}
+}
+
 void ProfileWidget2::fixBackgroundPos()
 {
 	if (currentState != EMPTY)
diff --git a/qt-ui/profile/profilewidget2.h b/qt-ui/profile/profilewidget2.h
index 3c3d86d01..fbfd1947f 100644
--- a/qt-ui/profile/profilewidget2.h
+++ b/qt-ui/profile/profilewidget2.h
@@ -108,7 +108,8 @@ protected:
 	virtual void mouseMoveEvent(QMouseEvent *event);
 	virtual void contextMenuEvent(QContextMenuEvent *event);
 	virtual void mouseDoubleClickEvent(QMouseEvent *event);
-
+	virtual void mousePressEvent(QMouseEvent *event);
+	virtual void mouseReleaseEvent(QMouseEvent *event);
 private: /*methods*/
 	void fixBackgroundPos();
 	void scrollViewTo(const QPoint &pos);
@@ -160,6 +161,8 @@ private:
 	int fixHandlerIndex(DiveHandler *activeHandler);
 	friend class DiveHandler;
 	QHash<Qt::Key, QAction *> actionsForKeys;
+	bool shouldCalculateMaxTime;
+	int maxtime;
 };
 
 #endif // PROFILEWIDGET2_H
-- 
cgit v1.2.3-70-g09d2