Qwt User's Guide
5.2.3
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#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) |
A base class for plot print filters.
A print filter can be used to customize QwtPlot::print().
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explicit |
Sets filter options to PrintAll
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virtual |
Change color and fonts of a plot
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virtual |
Modifies a color for printing.
c | Color to be modified |
item | Type of item where the color belongs |
In case of !(QwtPlotPrintFilter::options() & PrintBackground) MajorGrid is modified to Qt::darkGray, MinorGrid to Qt::gray. All other colors are returned unmodified.
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virtual |
Modifies a font for printing.
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.
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virtual |
Reset color and fonts of a plot
void QwtPlotPrintFilter::setOptions | ( | int | options | ) |
Set plot print options.
options | Or'd QwtPlotPrintFilter::Options values |