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Qwt User's Guide 5.2.2
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A base class for plot print filters. More...
#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 | |
| 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 |
| QwtPlotPrintFilter () | |
| virtual void | reset (QwtPlotItem *) const |
| virtual void | reset (QwtPlot *) const |
| void | setOptions (int options) |
| virtual | ~QwtPlotPrintFilter () |
A base class for plot print filters.
A print filter can be used to customize QwtPlot::print().
Print items.
Print options.
| QwtPlotPrintFilter::QwtPlotPrintFilter | ( | ) | [explicit] |
Sets filter options to PrintAll
| QwtPlotPrintFilter::~QwtPlotPrintFilter | ( | ) | [virtual] |
Destructor.
| void QwtPlotPrintFilter::apply | ( | QwtPlot * | plot | ) | const [virtual] |
Change color and fonts of a plot
| QColor QwtPlotPrintFilter::color | ( | const QColor & | c, |
| Item | item | ||
| ) | const [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.
| QFont QwtPlotPrintFilter::font | ( | const QFont & | f, |
| Item | item | ||
| ) | const [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.
| void QwtPlotPrintFilter::reset | ( | QwtPlot * | plot | ) | const [virtual] |
Reset color and fonts of a plot
| void QwtPlotPrintFilter::setOptions | ( | int | options | ) |
Set plot print options.
| options | Or'd QwtPlotPrintFilter::Options values |
1.7.3