conflicting packages
QwtPlotMagnifier(3) | Qwt User's Guide | QwtPlotMagnifier(3) |
NAME¶
QwtPlotMagnifier - QwtPlotMagnifier provides zooming, by magnifying in steps.SYNOPSIS¶
#include <qwt_plot_magnifier.h> Inherits QwtMagnifier.Public Member Functions¶
QwtPlotMagnifier (QwtPlotCanvas *)
Protected Member Functions¶
virtual void rescale (double factor)
Detailed Description¶
QwtPlotMagnifier provides zooming, by magnifying in steps. Using QwtPlotMagnifier a plot can be zoomed in/out in steps using keys, the mouse wheel or moving a mouse button in vertical direction. Together with QwtPlotZoomer and QwtPlotPanner it is possible to implement individual and powerful navigation of the plot canvas. See also:QwtPlotZoomer, QwtPlotPanner,
QwtPlot
Constructor & Destructor Documentation¶
QwtPlotMagnifier::QwtPlotMagnifier ( QwtPlotCanvas *canvas) [explicit] Constructor¶
Parameters:canvas Plot canvas to be magnified
QwtPlotMagnifier::~QwtPlotMagnifier () [virtual]¶
Destructor.Member Function Documentation¶
QwtPlotCanvas * QwtPlotMagnifier::canvas ()¶
Return observed plot canvas.const QwtPlotCanvas * QwtPlotMagnifier::canvas () const¶
Return Observed plot canvas.bool QwtPlotMagnifier::isAxisEnabled (intaxis) const Test if an axis is enabled¶
Parameters:axis Axis, see QwtPlot::Axis
Returns:
True, if the axis is enabled
See also:
setAxisEnabled()
QwtPlot * QwtPlotMagnifier::plot ()¶
Return plot widget, containing the observed plot canvas.const QwtPlot * QwtPlotMagnifier::plot () const¶
Return plot widget, containing the observed plot canvas.void QwtPlotMagnifier::rescale (doublefactor) [protected, virtual] Zoom in/out the axes scales¶
Parameters:factor A value < 1.0 zooms in, a value > 1.0
zooms out.
Implements QwtMagnifier.
void QwtPlotMagnifier::setAxisEnabled (intaxis, boolon)¶
En/Disable an axis. Only Axes that are enabled will be zoomed. All other axes will remain unchanged. Parameters:axis Axis, see QwtPlot::Axis
on On/Off
See also:
isAxisEnabled()
Author¶
Generated automatically by Doxygen for Qwt User's Guide from the source code.Fri Apr 15 2011 | Version 6.0.0 |