Mouse hover tracking.
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#include <PlotTracker.hh>
Inherits QwtPlotPicker.
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| PlotTracker (QwtPlotCanvas *_canvas) |
| Constructor.
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void | Update () |
| Update the tracker text.
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virtual QwtText | trackerTextF (const QPointF &_pos) const |
| Overriden to provide customized hover text.
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virtual void | updateDisplay () |
| Overriden to update the hover line and tracker text.
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virtual void | widgetMousePressEvent (QMouseEvent *_e) |
| Mouse press event used to determine when to show/hide hover line.
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virtual void | widgetMouseReleaseEvent (QMouseEvent *_e) |
| Mouse release event used to determine when to show/hide hover line.
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◆ PlotTracker()
Constructor.
- Parameters
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[in] | _canvas | Canvas the tracker will be attached to. |
◆ trackerTextF()
virtual QwtText trackerTextF |
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const QPointF & | _pos | ) |
const |
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protectedvirtual |
Overriden to provide customized hover text.
- Parameters
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- Returns
- Text to display
◆ Update()
◆ updateDisplay()
virtual void updateDisplay |
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protectedvirtual |
Overriden to update the hover line and tracker text.
◆ widgetMousePressEvent()
virtual void widgetMousePressEvent |
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QMouseEvent * | _e | ) |
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protectedvirtual |
Mouse press event used to determine when to show/hide hover line.
- Parameters
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◆ widgetMouseReleaseEvent()
virtual void widgetMouseReleaseEvent |
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QMouseEvent * | _e | ) |
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protectedvirtual |
Mouse release event used to determine when to show/hide hover line.
- Parameters
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The documentation for this class was generated from the following file: