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cabana: enables user to select the zoom area when the mouse press on the data point (#27679)

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zoom anywhere
old-commit-hash: 33afefd346e4348aacb122a486066741731b7d05
This commit is contained in:
Dean Lee
2023-03-25 12:54:41 +08:00
committed by GitHub
parent 534801a39c
commit 66a7d0b8a3
1 changed files with 9 additions and 1 deletions
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tools/cabana/chartswidget.cc
+9 -1
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@@ -9,8 +9,9 @@
#include <QGraphicsLayout>
#include <QLineEdit>
#include <QMenu>
#include <QRubberBand>
#include <QOpenGLWidget>
#include <QPushButton>
#include <QRubberBand>
#include <QToolBar>
#include <QToolTip>
#include <QtConcurrent>
@@ -849,6 +850,13 @@ QXYSeries *ChartView::createSeries(SeriesType type, QColor color) {
chart()->addSeries(series);
series->attachAxis(axis_x);
series->attachAxis(axis_y);
// disables the delivery of mouse events to the opengl widget.
// this enables the user to select the zoom area when the mouse press on the data point.
auto glwidget = findChild<QOpenGLWidget *>();
if (glwidget && !glwidget->testAttribute(Qt::WA_TransparentForMouseEvents)) {
glwidget->setAttribute(Qt::WA_TransparentForMouseEvents);
}
return series;
}