### - i -

- icon() : QwtLegendData , QwtLegendLabel
- imageData() : QwtPainterCommand
- imageMap() : QwtPlotRasterItem
- incrementedValue() : QwtAbstractSlider
- incrementValue() : QwtAbstractSlider
- incSteps() : QwtCounter
- indent() : QwtTextLabel
- indicatorOrigin() : QwtPlotVectorField
- infoToItem() : QwtPlot , QwtPolarPlot
- init() : QwtPlotCurve , QwtPlotIntervalCurve , QwtPlotTradingCurve , QwtPolarCurve
- initializeGL() : QwtPlotGLCanvas , QwtPlotOpenGLCanvas
- initKeyPattern() : QwtEventPattern
- initMousePattern() : QwtEventPattern
- initRaster() : QwtRasterData
- innerRect() : QwtDial
- insertItem() : QwtPlotDict , QwtPolarItemDict
- insertLegend() : QwtPlot , QwtPolarPlot
- intersect() : QwtInterval
- intersects() : QwtInterval
- interval() : QwtMatrixRasterData , QwtPlotRasterItem , QwtPlotRescaler , QwtPlotSpectrogram , QwtPlotZoneItem , QwtRasterData , QwtSamplingThread , QwtScaleDiv , QwtSyntheticPointData
- intervalHint() : QwtPlotRescaler
- intervalType() : QwtDateScaleDraw , QwtDateScaleEngine
- invalidate() : QwtDynGridLayout , QwtInterval , QwtPlotLayout , QwtPolarLayout
- invalidateBackingStore() : QwtPlotAbstractGLCanvas , QwtPlotCanvas , QwtPlotGLCanvas , QwtPlotOpenGLCanvas , QwtPolarCanvas
- invalidateCache() : QwtAbstractScaleDraw , QwtDial , QwtPlotRasterItem , QwtPlotTextLabel , QwtSymbol
- invert() : QwtScaleDiv
- inverted() : QwtInterval , QwtScaleDiv
- invertedControls() : QwtAbstractSlider
- invTransform() : QwtAbstractScale , QwtLogTransform , QwtNullTransform , QwtPlot , QwtPlotPicker , QwtPolarCanvas , QwtPolarPicker , QwtPowerTransform , QwtScaleMap , QwtTransform
- isActive() : QwtPicker
- isAligning() : QwtPainter
- isAxisEnabled() : QwtPlotMagnifier , QwtPlotPanner
- isAxisValid() : QwtPlot
- isAxisVisible() : QwtPlot , QwtPolarGrid
- isChecked() : QwtLegendLabel
- isColorBarEnabled() : QwtScaleWidget
- isDown() : QwtLegendLabel
- isEmpty() : QwtAbstractLegend , QwtDynGridLayout , QwtGraphic , QwtLegend , QwtScaleDiv , QwtText
- isEnabled() : QwtMagnifier , QwtPanner , QwtPicker , QwtPlotRescaler
- isGridVisible() : QwtPolarGrid
- isIncreasing() : QwtScaleDiv
- isInverted() : QwtAbstractScale , QwtWheel
- isInverting() : QwtScaleMap
- isMinorGridVisible() : QwtPolarGrid
- isNull() : QwtGraphic , QwtInterval , QwtPoint3D , QwtPointPolar , QwtSystemClock , QwtText , QwtVectorFieldSample
- isOrientationEnabled() : QwtPanner
- isPinPointEnabled() : QwtSymbol
- isReadOnly() : QwtAbstractSlider , QwtCounter
- isScaleDivFromAxis() : QwtPlotScaleItem
- isScrollPosition() : QwtAbstractSlider , QwtDial , QwtKnob , QwtSlider
- isTracking() : QwtAbstractSlider , QwtWheel
- isValid() : QwtAbstractSlider , QwtCounter , QwtInterval , QwtLegendData , QwtOHLCSample , QwtPointPolar
- isVisible() : QwtPlotItem , QwtPolarItem
- isX11GraphicsSystem() : QwtPainter
- itemAt() : QwtDynGridLayout
- itemAttached() : QwtPlot , QwtPolarPlot
- itemChanged() : QwtPlotItem , QwtPolarItem
- itemChecked() : QwtLegend
- itemClicked() : QwtLegend
- itemCount() : QwtDynGridLayout
- itemInfo() : QwtLegend
- itemList() : QwtPlotDict , QwtPolarItemDict
- itemMargin() : QwtPlotLegendItem
- itemMode() : QwtLegendLabel
- itemSpacing() : QwtPlotLegendItem
- itemToInfo() : QwtPlot , QwtPolarPlot
- QwtInterval() : QwtInterval
- QwtIntervalSample() : QwtIntervalSample
- QwtIntervalSeriesData() : QwtIntervalSeriesData
- QwtIntervalSymbol() : QwtIntervalSymbol