QwtTextLabel – A Widget which displays a QwtText. Synopsis #include <qwt_text_label.h> Inherits QFrame. Inherited by QwtLegendLabel. Public Slots void setText (const QString &, QwtText::TextFormat textFormat=QwtText::AutoText) virtual void setText (const QwtText &) void clear () Clear the text and all QwtText attributes. Public Member Functions QwtTextLabel (QWidget *parent=NULL) QwtTextLabel (const QwtText &, QWidget *parent=NULL) virtual ~QwtTextLabel…
QwtTextEngine – Abstract base class for rendering text strings. Synopsis #include <qwt_text_engine.h> Inherited by QwtMathMLTextEngine, QwtPlainTextEngine, and QwtRichTextEngine. Public Member Functions virtual ~QwtTextEngine () Destructor. virtual double heightForWidth (const QFont &font, int flags, const QString &text, double width) const =0 virtual QSizeF textSize (const QFont &font, int flags, const QString &text) const =0 virtual bool…
QwtText – A class representing a text. Synopsis #include <qwt_text.h> Public Types enum TextFormat { AutoText = 0, PlainText, RichText, MathMLText, TeXText, OtherFormat = 100 } Text format. enum PaintAttribute { PaintUsingTextFont = 0x01, PaintUsingTextColor = 0x02, PaintBackground = 0x04 } Paint Attributes. enum LayoutAttribute { MinimumLayout = 0x01 } Layout Attributes The layout attributes…
QwtSystemClock – QwtSystemClock provides high resolution clock time functions. Synopsis #include <qwt_system_clock.h> Public Member Functions QwtSystemClock () Constructs a null clock object. virtual ~QwtSystemClock () Destructor. bool isNull () const void start () double restart () double elapsed () const Detailed Description QwtSystemClock provides high resolution clock time functions. Sometimes the resolution offered by QTime…
QwtSyntheticPointData – Synthetic point data. Synopsis #include <qwt_point_data.h> Inherits QwtSeriesData< QPointF >. Public Member Functions QwtSyntheticPointData (size_t size, const QwtInterval &=QwtInterval()) void setSize (size_t size) virtual size_t size () const void setInterval (const QwtInterval &) QwtInterval interval () const virtual QRectF boundingRect () const Calculate the bounding rectangle. virtual QPointF sample (size_t i) const virtual…
QwtSymbol – A class for drawing symbols. Synopsis #include <qwt_symbol.h> Public Types enum Style { NoSymbol = -1, Ellipse, Rect, Diamond, Triangle, DTriangle, UTriangle, LTriangle, RTriangle, Cross, XCross, HLine, VLine, Star1, Star2, Hexagon, Path, Pixmap, Graphic, SvgDocument, UserStyle = 1000 } enum CachePolicy { NoCache, Cache, AutoCache } Public Member Functions QwtSymbol (Style=NoSymbol) QwtSymbol (Style,…
QwtSplineCurveFitter – A curve fitter using cubic splines. Synopsis #include <qwt_curve_fitter.h> Inherits QwtCurveFitter. Public Types enum FitMode { Auto, Spline, ParametricSpline } Public Member Functions QwtSplineCurveFitter () Constructor. virtual ~QwtSplineCurveFitter () Destructor. void setFitMode (FitMode) FitMode fitMode () const void setSpline (const QwtSpline &) const QwtSpline & spline () const QwtSpline & spline () void…
QwtSpline – A class for spline interpolation. Synopsis #include <qwt_spline.h> Public Types enum SplineType { Natural, Periodic } Spline type. Public Member Functions QwtSpline () Constructor. QwtSpline (const QwtSpline &) ~QwtSpline () Destructor. QwtSpline & operator= (const QwtSpline &) void setSplineType (SplineType) SplineType splineType () const bool setPoints (const QPolygonF &points) Calculate the spline coefficients….
QwtSlider – The Slider Widget. Synopsis #include <qwt_slider.h> Inherits QwtAbstractSlider. Public Types enum ScalePosition { NoScale, LeadingScale, TrailingScale } Public Member Functions QwtSlider (QWidget *parent=NULL) QwtSlider (Qt::Orientation, QWidget *parent=NULL) virtual ~QwtSlider () Destructor. void setOrientation (Qt::Orientation) Set the orientation. Qt::Orientation orientation () const void setScalePosition (ScalePosition) Change the position of the scale. ScalePosition scalePosition ()…
QwtSimpleCompassRose – A simple rose for QwtCompass. Synopsis #include <qwt_compass_rose.h> Inherits QwtCompassRose. Public Member Functions QwtSimpleCompassRose (int numThorns=8, int numThornLevels=-1) virtual ~QwtSimpleCompassRose () Destructor. void setWidth (double w) double width () const void setNumThorns (int count) int numThorns () const void setNumThornLevels (int count) int numThornLevels () const void setShrinkFactor (double factor) double shrinkFactor ()…
QwtSetSeriesData – Interface for iterating over an array of samples. Synopsis #include <qwt_series_data.h> Inherits QwtArraySeriesData< QwtSetSample >. Public Member Functions QwtSetSeriesData (const QVector< QwtSetSample > &=QVector< QwtSetSample >()) virtual QRectF boundingRect () const Calculate the bounding rectangle. Additional Inherited Members Detailed Description Interface for iterating over an array of samples. Constructor & Destructor Documentation QwtSetSeriesData::QwtSetSeriesData…
QwtSetSample – A sample of the types (x1…xn, y) or (x, y1..yn) Synopsis #include <qwt_samples.h> Public Member Functions QwtSetSample () QwtSetSample (double, const QVector< double > &=QVector< double >()) bool operator== (const QwtSetSample &other) const Compare operator. bool operator!= (const QwtSetSample &other) const Compare operator. double added () const Public Attributes double value value QVector<…
QwtSeriesStore< T > – Class storing a QwtSeriesData object. Synopsis #include <qwt_series_store.h> Inherits QwtAbstractSeriesStore. Public Member Functions QwtSeriesStore () Constructor The store contains no series. ~QwtSeriesStore () Destructor. void setData (QwtSeriesData< T > *series) QwtSeriesData< T > * data () const QwtSeriesData< T > * data () const T sample (int index) const virtual size_t…
QwtSeriesData< T > – Abstract interface for iterating over samples. Synopsis #include <qwt_series_data.h> Inherited by QwtArraySeriesData< T >. Public Member Functions QwtSeriesData () Constructor. virtual ~QwtSeriesData () Destructor. virtual size_t size () const =0 virtual T sample (size_t i) const =0 virtual QRectF boundingRect () const =0 virtual void setRectOfInterest (const QRectF &rect) Protected Attributes…
QwtScaleWidget – A Widget which contains a scale. Synopsis #include <qwt_scale_widget.h> Inherits QWidget. Public Types enum LayoutFlag { TitleInverted = 1 } Layout flags of the title. typedef QFlags< LayoutFlag > LayoutFlags Layout flags of the title. Signals void scaleDivChanged () Signal emitted, whenever the scale division changes. Public Member Functions QwtScaleWidget (QWidget *parent=NULL) Create…
QwtScaleTransformation – Operations for linear or logarithmic (base 10) transformations. Synopsis #include <qwt_scale_map.h> Public Types enum Type { Linear, Log10, Other } Public Member Functions QwtScaleTransformation (Type type) virtual ~QwtScaleTransformation () virtual double xForm (double x, double s1, double s2, double p1, double p2) const virtual double invXForm (double x, double s1, double s2, double…
QwtScaleMap – A scale map. Synopsis #include <qwt_scale_map.h> Public Member Functions QwtScaleMap () Constructor. QwtScaleMap (const QwtScaleMap &) Copy constructor. ~QwtScaleMap () QwtScaleMap & operator= (const QwtScaleMap &) Assignment operator. void setTransformation (QwtTransform *) const QwtTransform * transformation () const Get the transformation. void setPaintInterval (double p1, double p2) Specify the borders of the paint…
QwtScaleEngine – Base class for scale engines. Synopsis #include <qwt_scale_engine.h> Inherited by QwtLinearScaleEngine, and QwtLogScaleEngine. Public Types enum Attribute { NoAttribute = 0x00, IncludeReference = 0x01, Symmetric = 0x02, Floating = 0x04, Inverted = 0x08 } typedef QFlags< Attribute > Attributes Layout attributes. Public Member Functions QwtScaleEngine (uint base=10) virtual ~QwtScaleEngine () Destructor. void setBase…
QwtScaleDraw – A class for drawing scales. Synopsis #include <qwt_scale_draw.h> Inherits QwtAbstractScaleDraw. Inherited by QwtDateScaleDraw. Public Types enum Alignment { BottomScale, TopScale, LeftScale, RightScale } Public Member Functions QwtScaleDraw () Constructor. virtual ~QwtScaleDraw () Destructor. void getBorderDistHint (const QFont &, int &start, int &end) const Determine the minimum border distance. int minLabelDist (const QFont &)…
QwtScaleDiv – A class representing a scale division. Synopsis #include <qwt_scale_div.h> Public Types enum TickType { NoTick = -1, MinorTick, MediumTick, MajorTick, NTickTypes } Scale tick types. Public Member Functions QwtScaleDiv (double lowerBound=0.0, double upperBound=0.0) QwtScaleDiv (const QwtInterval &, QList< double >[NTickTypes]) QwtScaleDiv (double lowerBound, double upperBound, QList< double >[NTickTypes]) QwtScaleDiv (double lowerBound, double upperBound,…