From 99b255304d573a273acd63fde6679bb94b3f1cec Mon Sep 17 00:00:00 2001 From: Mark Watkins Date: Mon, 11 Aug 2014 00:00:20 -0500 Subject: [PATCH] Calculate currentTime String for line cursor mode only once per frame (really slow on mac) --- sleepyhead/Graphs/gGraphView.h | 10 ++++++++-- sleepyhead/Graphs/gLineChart.cpp | 4 +--- 2 files changed, 9 insertions(+), 5 deletions(-) diff --git a/sleepyhead/Graphs/gGraphView.h b/sleepyhead/Graphs/gGraphView.h index ba706d07..76e8e4ac 100644 --- a/sleepyhead/Graphs/gGraphView.h +++ b/sleepyhead/Graphs/gGraphView.h @@ -378,7 +378,13 @@ class gGraphView //! \brief The current time the mouse pointer is hovering over inline double currentTime() { return m_currenttime; } - inline void setCurrentTime(double time) { m_currenttime = time; } + inline QString currentTimeString() { return m_currentTimeString; } + + inline void setCurrentTime(double time) { + m_currenttime = time; + QDateTime dt=QDateTime::fromMSecsSinceEpoch(time); + m_currentTimeString = dt.toString("MMM dd - HH:mm:ss:zzz"); + } inline QPoint currentMousePos() const { return m_mouse; } @@ -501,7 +507,7 @@ class gGraphView QPoint m_mouse; qint64 m_currenttime; - + QString m_currentTimeString; QTime m_animationStarted; diff --git a/sleepyhead/Graphs/gLineChart.cpp b/sleepyhead/Graphs/gLineChart.cpp index a539fc88..38eb733e 100644 --- a/sleepyhead/Graphs/gLineChart.cpp +++ b/sleepyhead/Graphs/gLineChart.cpp @@ -399,9 +399,7 @@ void gLineChart::paint(QPainter &painter, gGraph &w, const QRegion ®ion) getMetaString(time); } - // YEOWCH!!!! SLLLLLLLLLLOOOOOOOOWWWWWW.. Month name lookup is hideously slow on mac.. - QDateTime dt=QDateTime::fromMSecsSinceEpoch(time); - QString text = dt.toString("MMM dd - HH:mm:ss:zzz") + lasttext; + QString text = w.graphView()->currentTimeString() + lasttext; int wid, h; GetTextExtent(text, wid, h);