tempo-plotter Changeset - dac6c8ef1e56 · protofusion repositories

Changeset - dac6c8ef1e56

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Hasan Yavuz ÖZDERYA - 7 years ago 2019-01-12 15:30:06
hy@ozderya.net

fix tracker text shown when mouse cursor is not on widget

1 file changed with 6 insertions and 3 deletions:

src/zoomer.cpp

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src/zoomer.cpp

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 /*
-  Copyright © 2018 Hasan Yavuz Özderya
+  Copyright © 2019 Hasan Yavuz Özderya
   This file is part of serialplot.
   serialplot is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
   serialplot is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
@@ @@ -115,35 +115,38 @@ void Zoomer::drawTracker(QPainter* paint @@
     if (isActive())
+    {
         QwtPlotZoomer::drawTracker(painter);
+    }
     else if (dispChannels.length())
+    {
         drawValues(painter);
+    }
+}
 void Zoomer::drawValues(QPainter* painter) const
+{
     auto tpos = trackerPosition();
     if (tpos.x() < 0) return;   // cursor not on window
     painter->save();
-    double x = invTransform(trackerPosition()).x();
+    double x = invTransform(tpos).x();
     auto values = findValues(x);
     // draw vertical line
     auto linePen = rubberBandPen();
     linePen.setStyle(Qt::DotLine);
     painter->setPen(linePen);
     const QRect pRect = pickArea().boundingRect().toRect();
-    int px = trackerPosition().x();
+    int px = tpos.x();
     painter->drawLine(px, pRect.top(), px, pRect.bottom());
     // draw sample values
     for (int ci = 0; ci < values.size(); ci++)
+    {
         if (!dispChannels[ci]->visible()) continue;
         double val = values[ci];
         if (!std::isnan(val))
+        {
             auto p = transform(QPointF(x, val));

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