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QwtPlotPrintFilter(3)          Qwt User's Guide          QwtPlotPrintFilter(3)


QwtPlotPrintFilter -


#include <qwt_plot_printfilter.h> Public Types enum Item { Title, Legend, Curve, CurveSymbol, Marker, MarkerSymbol, MajorGrid, MinorGrid, CanvasBackground, AxisScale, AxisTitle, WidgetBackground } enum Options { PrintMargin = 1, PrintTitle = 2, PrintLegend = 4, PrintGrid = 8, PrintBackground = 16, PrintFrameWithScales = 32, PrintAll = ~PrintFrameWithScales } Public Member Functions QwtPlotPrintFilter () virtual ~QwtPlotPrintFilter () virtual void apply (QwtPlot *) const virtual void apply (QwtPlotItem *) const virtual QColor color (const QColor &, Item item) const virtual QFont font (const QFont &, Item item) const int options () const virtual void reset (QwtPlot *) const virtual void reset (QwtPlotItem *) const void setOptions (int options) Detailed Description A base class for plot print filters. A print filter can be used to customize QwtPlot::print(). Deprecated In Qwt 5.0 the design of QwtPlot allows/recommends writing individual QwtPlotItems, that are not known to QwtPlotPrintFilter. So this concept is outdated and QwtPlotPrintFilter will be removed/replaced in Qwt 6.x. Constructor & Destructor Documentation QwtPlotPrintFilter::QwtPlotPrintFilter () [explicit] Sets filter options to PrintAll Member Function Documentation void QwtPlotPrintFilter::apply (QwtPlot *plot) const [virtual] Change color and fonts of a plot See also: apply() QColor QwtPlotPrintFilter::color (const QColor &c, Itemitem) const [virtual] Modifies a color for printing. Parameters: c Color to be modified item Type of item where the color belongs Returns: Modified color. In case of !(QwtPlotPrintFilter::options() & PrintBackground) MajorGrid is modified to Qt::darkGray, MinorGrid to Qt::gray. All other colors are returned unmodified. QFont QwtPlotPrintFilter::font (const QFont &f, Itemitem) const [virtual] Modifies a font for printing. Parameters: f Font to be modified item Type of item where the font belongs All fonts are returned unmodified int QwtPlotPrintFilter::options () const Get plot print options. See also: setOptions() void QwtPlotPrintFilter::reset (QwtPlot *plot) const [virtual] Reset color and fonts of a plot See also: apply() void QwtPlotPrintFilter::setOptions (intoptions) Set plot print options. Parameters: options Or'd QwtPlotPrintFilter::Options values See also: options() Author Generated automatically by Doxygen for Qwt User's Guide from the source code. Version 5.2.3 Tue Nov 20 2012 QwtPlotPrintFilter(3)

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