# Qwt User's Guide Class List

Here are the classes, structs, unions and interfaces with brief descriptions:

QwtAbstractScale | An abstract base class for classes containing a scale
QwtAbstractScaleDraw | A abstract base class for drawing scales
QwtAbstractSlider | An abstract base class for slider widgets
QwtAlphaColorMap | QwtAlphaColorMap variies the alpha value of a color
QwtAnalogClock | An analog clock
QwtArrayData | Data class containing two QwtArray<double> objects
QwtArrowButton | Arrow Button
QwtClipper | Some clipping algos
QwtColorMap | QwtColorMap is used to map values into colors
QwtCompass | A Compass Widget
QwtCompassMagnetNeedle | A magnet needle for compass widgets
QwtCompassRose | Abstract base class for a compass rose
QwtCompassWindArrow | An indicator for the wind direction
QwtCounter | The Counter Widget
QwtCPointerData | Data class containing two pointers to memory blocks of doubles
QwtCurveFitter | Abstract base class for a curve fitter
QwtData | QwtData defines an interface to any type of curve data
QwtDial | QwtDial class provides a rounded range control
QwtDialNeedle | Base class for needles that can be used in a QwtDial
QwtDialScaleDraw | A special scale draw made for QwtDial
QwtDialSimpleNeedle | A needle for dial widgets
QwtDoubleInterval | A class representing an interval
QwtDoubleRange | A class which controls a value within an interval
QwtDynGridLayout | Lays out widgets in a grid, adjusting the number of columns and rows to the current size
QwtEventPattern | A collection of event patterns
QwtEventPattern::KeyPattern | A pattern for key events
QwtEventPattern::MousePattern | A pattern for mouse events
QwtIntervalData | Interval data class
QwtKnob | The Knob Widget
QwtLegend | The legend widget
QwtLegendItem | A legend label
QwtLegendItemManager |
QwtLinearColorMap | QwtLinearColorMap builds a color map from color stops
QwtLinearScaleEngine | A scale engine for linear scales
QwtLog10ScaleEngine | A scale engine for logarithmic (base 10) scales
QwtMagnifier | QwtMagnifier provides zooming, by magnifying in steps
QwtMathMLTextEngine | Text Engine for the MathML renderer of the Qt solutions package
QwtMetricsMap | A Map to translate between layout, screen and paint device metrics
QwtPainter | A collection of QPainter workarounds
QwtPanner | QwtPanner provides panning of a widget
QwtPicker | QwtPicker provides selections on a widget
QwtPickerClickPointMachine | A state machine for point selections
QwtPickerClickRectMachine | A state machine for rectangle selections
QwtPickerDragPointMachine | A state machine for point selections
QwtPickerDragRectMachine | A state machine for rectangle selections
QwtPickerMachine | A state machine for QwtPicker selections
QwtPickerPolygonMachine | A state machine for polygon selections
QwtPlainTextEngine | A text engine for plain texts
QwtPlot | A 2-D plotting widget
QwtPlotCanvas |
QwtPlotCurve | A class which draws curves
QwtPlotDict | A dictionary for plot items
QwtPlotGrid | A class which draws a coordinate grid
QwtPlotItem | Base class for items on the plot canvas
QwtPlotLayout | Layout class for QwtPlot
QwtPlotMagnifier | QwtPlotMagnifier provides zooming, by magnifying in steps
QwtPlotMarker | A class for drawing markers
QwtPlotPanner | QwtPlotPanner provides panning of a plot canvas
QwtPlotPicker | QwtPlotPicker provides selections on a plot canvas
QwtPlotPrintFilter | A base class for plot print filters
QwtPlotRasterItem | A class, which displays raster data
QwtPlotScaleItem | A class which draws a scale inside the plot canvas
QwtPlotSpectrogram | A plot item, which displays a spectrogram
QwtPlotSvgItem | A plot item, which displays data in Scalable Vector Graphics (SVG) format
QwtPlotZoomer | QwtPlotZoomer provides stacked zooming for a plot widget
QwtPolygonFData | Data class containing a single QwtArray<QwtDoublePoint> object
QwtRasterData | QwtRasterData defines an interface to any type of raster data
QwtRect |
QwtRichTextEngine | A text engine for Qt rich texts
QwtRoundScaleDraw | A class for drawing round scales
QwtScaleArithmetic | Arithmetic including a tolerance
QwtScaleDiv | A class representing a scale division
QwtScaleDraw | A class for drawing scales
QwtScaleEngine | Base class for scale engines
QwtScaleMap | A scale map
QwtScaleTransformation | Operations for linear or logarithmic (base 10) transformations
QwtScaleWidget | A Widget which contains a scale
QwtSimpleCompassRose | A simple rose for QwtCompass
QwtSlider | The Slider Widget
QwtSpline | A class for spline interpolation
QwtSplineCurveFitter | A curve fitter using cubic splines
QwtSymbol | A class for drawing symbols
QwtText | A class representing a text
QwtTextEngine | Abstract base class for rendering text strings
QwtTextLabel | A Widget which displays a QwtText
QwtThermo | The Thermometer Widget
QwtWheel | The Wheel Widget