Developer documentation for qwt
| Library Function | Description |
|---|---|
| barchartscreenshots | Bar Charts, Histograms |
| controlscreenshots | Dials, Compasses, Knobs, Wheels, Sliders, Thermos |
| curvescreenshots | Curve Plots |
| otherscreenshots | Other Plots |
| QwtAbstractLegend | Abstract base class for legend widgets. |
| QwtAbstractScale | An abstract base class for widgets having a scale. |
| QwtAbstractScaleDraw | A abstract base class for drawing scales. |
| QwtAbstractSeriesStore | Bridge between QwtSeriesStore and QwtPlotSeriesItem. |
| QwtAbstractSlider | An abstract base class for slider widgets with a scale. |
| QwtAlphaColorMap | QwtAlphaColorMap varies the alpha value of a color. |
| QwtAnalogClock | An analog clock. |
| QwtArraySeriesData | Template class for data, that is organized as QVector. |
| QwtArrowButton | Arrow Button. |
| qwtchangelog | What's new in Qwt 6.1 |
| QwtClipper | Some clipping algorithms. |
| QwtColorMap | QwtColorMap is used to map values into colors. |
| QwtColumnRect | Directed rectangle representing bounding rectangle and orientation of a column. |
| QwtColumnSymbol | A drawing primitive for columns. |
| QwtCompass | A Compass Widget. |
| QwtCompassMagnetNeedle | A magnet needle for compass widgets. |
| QwtCompassRose | Abstract base class for a compass rose. |
| QwtCompassScaleDraw | A special scale draw made for QwtCompass. |
| 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. |
| QwtDate | A collection of methods around date/time values. |
| QwtDateScaleDraw | A class for drawing datetime scales. |
| QwtDateScaleEngine | A scale engine for date/time values. |
| QwtDial | QwtDial class provides a rounded range control. |
| QwtDialNeedle | Base class for needles that can be used in a QwtDial. |
| QwtDialSimpleNeedle | A needle for dial widgets. |
| QwtDynGridLayout | The QwtDynGridLayout class lays out widgets in a grid, adjusting the number of... |
| QwtEventPattern | A collection of event patterns. |
| QwtEventPattern_KeyPattern | A pattern for key events. |
| QwtEventPattern_MousePattern | A pattern for mouse events. |
| QwtGraphic | A paint device for scalable graphics. |
| qwtinstall | Installing Qwt |
| QwtInterval | A class representing an interval. |
| QwtIntervalSample | A sample of the types (x1-x2, y) or (x, y1-y2) |
| QwtIntervalSeriesData | Interface for iterating over an array of intervals. |
| QwtIntervalSymbol | A drawing primitive for displaying an interval like an error bar. |
| QwtKnob | The Knob Widget. |
| QwtLegend | The legend widget. |
| QwtLegendData | Attributes of an entry on a legend. |
| QwtLegendLabel | A widget representing something on a QwtLegend. |
| qwtlicense | Qwt License, Version 1.0 |
| QwtLinearColorMap | QwtLinearColorMap builds a color map from color stops. |
| QwtLinearScaleEngine | A scale engine for linear scales. |
| QwtLogScaleEngine | A scale engine for logarithmic scales. |
| QwtLogTransform | Logarithmic transformation. |
| QwtMagnifier | QwtMagnifier provides zooming, by magnifying in steps. |
| QwtMathMLTextEngine | Text Engine for the MathML renderer of the Qt solutions package. |
| QwtMatrixRasterData | A class representing a matrix of values as raster data. |
| QwtNullPaintDevice | A null paint device doing nothing. |
| QwtNullTransform | Null transformation. |
| QwtOHLCSample | Open-High-Low-Close sample used in financial charts. |
| QwtPainter | A collection of QPainter workarounds. |
| QwtPainterCommand | |
| 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. |
| QwtPickerDragLineMachine | A state machine for line 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. |
| QwtPickerTrackerMachine | A state machine for indicating mouse movements. |
| QwtPixelMatrix | A bit field corresponding to the pixels of a rectangle. |
| QwtPlainTextEngine | A text engine for plain texts. |
| QwtPlot | A 2-D plotting widget. |
| QwtPlotAbstractBarChart | Abstract base class for bar chart items. |
| QwtPlotBarChart | QwtPlotBarChart displays a series of a values as bars. |
| QwtPlotCanvas | Canvas of a QwtPlot. |
| QwtPlotCurve | A plot item, that represents a series of points. |
| QwtPlotDict | A dictionary for plot items. |
| QwtPlotDirectPainter | Painter object trying to paint incrementally. |
| QwtPlotGLCanvas | An alternative canvas for a QwtPlot derived from QGLWidget. |
| QwtPlotGrid | A class which draws a coordinate grid. |
| QwtPlotHistogram | QwtPlotHistogram represents a series of samples, where an interval is associated... |
| QwtPlotIntervalCurve | QwtPlotIntervalCurve represents a series of samples, where each value is... |
| QwtPlotItem | Base class for items on the plot canvas. |
| QwtPlotLayout | Layout engine for QwtPlot. |
| QwtPlotLegendItem | A class which draws a legend inside the plot canvas. |
| QwtPlotMagnifier | QwtPlotMagnifier provides zooming, by magnifying in steps. |
| QwtPlotMarker | A class for drawing markers. |
| QwtPlotMultiBarChart | QwtPlotMultiBarChart displays a series of a samples that consist each of a set... |
| QwtPlotPanner | QwtPlotPanner provides panning of a plot canvas. |
| QwtPlotPicker | QwtPlotPicker provides selections on a plot canvas. |
| QwtPlotRasterItem | A class, which displays raster data. |
| QwtPlotRenderer | Renderer for exporting a plot to a document, a printer or anything else, that is... |
| QwtPlotRescaler | QwtPlotRescaler takes care of fixed aspect ratios for plot scales. |
| QwtPlotScaleItem | A class which draws a scale inside the plot canvas. |
| QwtPlotSeriesItem | Base class for plot items representing a series of samples. |
| QwtPlotShapeItem | A plot item, which displays any graphical shape, that can be defined by a... |
| QwtPlotSpectroCurve | Curve that displays 3D points as dots, where the z coordinate is mapped to a... |
| QwtPlotSpectrogram | A plot item, which displays a spectrogram. |
| QwtPlotSvgItem | A plot item, which displays data in Scalable Vector Graphics (SVG) format. |
| QwtPlotTextLabel | A plot item, which displays a text label. |
| QwtPlotTradingCurve | QwtPlotTradingCurve illustrates movements in the price of a financial instrument... |
| QwtPlotZoneItem | A plot item, which displays a zone. |
| QwtPlotZoomer | QwtPlotZoomer provides stacked zooming for a plot widget. |
| QwtPoint3D | QwtPoint3D class defines a 3D point in double coordinates. |
| QwtPoint3DSeriesData | Interface for iterating over an array of 3D points. |
| QwtPointArrayData | Interface for iterating over two QVector<double> objects. |
| QwtPointMapper | A helper class for translating a series of points. |
| QwtPointPolar | A point in polar coordinates. |
| QwtPointSeriesData | Interface for iterating over an array of points. |
| QwtPowerTransform | A transformation using pow() |
| QwtRasterData | QwtRasterData defines an interface to any type of raster data. |
| QwtRichTextEngine | A text engine for Qt rich texts. |
| QwtRoundScaleDraw | A class for drawing round scales. |
| QwtSamplingThread | A thread collecting samples at regular intervals. |
| 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. |
| QwtScaleWidget | A Widget which contains a scale. |
| QwtSeriesData | Abstract interface for iterating over samples. |
| QwtSeriesStore | Class storing a QwtSeriesData object. |
| QwtSetSample | A sample of the types (x1...xn, y) or (x, y1..yn) |
| QwtSetSeriesData | Interface for iterating over an array of samples. |
| 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. |
| QwtSyntheticPointData | Synthetic point data. |
| QwtSystemClock | QwtSystemClock provides high resolution clock time functions. |
| 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. |
| QwtTradingChartData | |
| QwtTransform | A transformation between coordinate systems. |
| QwtWeedingCurveFitter | A curve fitter implementing Douglas and Peucker algorithm. |
| QwtWheel | The Wheel Widget. |
| QwtWidgetOverlay | An overlay for a widget. |
| spectrogramscreenshots | Spectrogram, Contour Plot |