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NI Vision for Visual Basic Documentation
Left Property
NI Vision for Visual Basic
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Left Property
Syntax
CWIMAQOval
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Data Type
Single
Purpose
Leftmost x-coordinate of the oval.
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NI Vision for Visual Basic Reference Help
Activating Your Software with the NI License Manager
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Conventions
Navigating Help (Windows Only)
Searching Help (Windows Only)
Printing Help File Topics (Windows Only)
Overviews
Image Acquisition Control Overview
Image Acquisition Configuration
Vision Control Overview
Viewer Control Overview
OCR Control Overview
Machine Vision Control Overview
Objects Reference
CWIMAQ
CWIMAQAcquireFieldModes Enumeration
CWIMAQAcquisitionTypes Enumeration
CWIMAQAIMGradeReport
CWIMAQAIMGrades Enumeration
CWIMAQAnnulus
CWIMAQArc
CWIMAQArcs
CWIMAQAutoThresholdMethods Enumeration
CWIMAQAVISession
CWIMAQAxisOrientations Enumeration
CWIMAQBarcode2DCellShapes Enumeration
CWIMAQBarcode2DContrasts Enumeration
CWIMAQBarcode2DReport
CWIMAQBarcode2DReportItem
CWIMAQBarcode2DSearchModes Enumeration
CWIMAQBarcode2DShapes Enumeration
CWIMAQBarcode2DTypes Enumeration
CWIMAQBarcodeReport
CWIMAQBarcodeReportItem
CWIMAQBarcodeTypes Enumeration
CWIMAQBaselineOrientations Enumeration
CWIMAQBasicParticleReport
CWIMAQBasicParticleReportItem
CWIMAQBCGOptions
CWIMAQBMPFileOptions
CWIMAQBorderMethods Enumeration
CWIMAQBrokenline
CWIMAQCalibrationGridOptions
CWIMAQCalibrationMethods Enumeration
CWIMAQCalibrationPoints
CWIMAQCalibrationReport
CWIMAQCalibrationUnits Enumeration
CWIMAQCaliperOptions
CWIMAQCaliperReport
CWIMAQCaliperReportItem
CWIMAQCIEXYZColor
CWIMAQCircleDescriptor
CWIMAQCircleMatchReport
CWIMAQCircleMatchReportItem
CWIMAQCirclesReport
CWIMAQCirclesReportItem
CWIMAQClassifier
CWIMAQClassifierAccuracyReport
CWIMAQClassifierEngineTypes Enumeration
CWIMAQClassifierReport
CWIMAQClassifierSample
CWIMAQClassifierSamples
CWIMAQClassifierTypes Enumeration
CWIMAQClassScore
CWIMAQClassScores
CWIMAQColor
CWIMAQColorChromaBandwidthModes Enumeration
CWIMAQColorChromaProcessModes Enumeration
CWIMAQColorCombTypes Enumeration
CWIMAQColorConstants Enumeration
CWIMAQColorFormats Enumeration
CWIMAQColorGainModes Enumeration
CWIMAQColorImageReps Enumeration
CWIMAQColorInformation
CWIMAQColorLumaBandwidthModes Enumeration
CWIMAQColorModes Enumeration
CWIMAQColorPlanes Enumeration
CWIMAQColorRGBCoringLevels Enumeration
CWIMAQColorSensitivities Enumeration
CWIMAQColorValueConversionOptions
CWIMAQColumnProcessingModes Enumeration
CWIMAQCompareOperators Enumeration
CWIMAQComplexPlanes Enumeration
CWIMAQCompressionTypes Enumeration
CWIMAQConcentricRakeScanDirections Enumeration
CWIMAQContourSegmentsReport
CWIMAQContourSegmentsReportItem
CWIMAQCoordinatesReport
CWIMAQCoordinateSystem
CWIMAQCorrectionRegionModes Enumeration
CWIMAQCorrectionScalingModes Enumeration
CWIMAQCurveOptions
CWIMAQCurveReport
CWIMAQCurveReportItem
CWIMAQCustomClassifier
CWIMAQCustomClassifierSample
CWIMAQCustomClassifierSamples
CWIMAQData
CWIMAQDataMatrixCellFillModes Enumeration
CWIMAQDataMatrixCellFilterModes Enumeration
CWIMAQDataMatrixCellSampleSizes Enumeration
CWIMAQDataMatrixDemodulationModes Enumeration
CWIMAQDataMatrixDescriptionOptions
CWIMAQDataMatrixECCTypes Enumeration
CWIMAQDataMatrixGradingModes Enumeration
CWIMAQDataMatrixMirrorModes Enumeration
CWIMAQDataMatrixOptions
CWIMAQDataMatrixPolarities Enumeration
CWIMAQDataMatrixReport
CWIMAQDataMatrixRotationModes Enumeration
CWIMAQDataMatrixSearchOptions
CWIMAQDataMatrixSizeOptions
CWIMAQDataMatrixSubtypes Enumeration
CWIMAQDiscriminationData
CWIMAQDisplayMapping
CWIMAQDisplayMappingPolicies Enumeration
CWIMAQDrawModes Enumeration
CWIMAQEdgeCoordinatesReport
CWIMAQEdgeFilterSizes Enumeration
CWIMAQEdgeInfoItem
CWIMAQEdgeInfoItems
CWIMAQEdgeOptions2
CWIMAQEdgePolarities Enumeration
CWIMAQEdgePolaritySearchModes Enumeration
CWIMAQEdgeProcesses Enumeration
CWIMAQEdgeReport2
CWIMAQEdgeReportItem
CWIMAQEdgesOnLine
CWIMAQEdgesOnLines
CWIMAQEllipseDescriptor
CWIMAQEllipseMatchReport
CWIMAQEllipseMatchReportItem
CWIMAQEncoder
CWIMAQErrorContexts Enumeration
CWIMAQExtractionModes Enumeration
CWIMAQFeatureModes Enumeration
CWIMAQFileFormats Enumeration
CWIMAQFileInformation
CWIMAQFitCircleOptions
CWIMAQFitCircleReport
CWIMAQFitEllipseOptions
CWIMAQFitEllipseReport
CWIMAQFitLineReport
CWIMAQFlattenOptions
CWIMAQFlattenTypes Enumeration
CWIMAQFrameFieldModes Enumeration
CWIMAQFreeline
CWIMAQFreeregion
CWIMAQFullParticleReport
CWIMAQFullParticleReportItem
CWIMAQGeometricFeatureReport
CWIMAQGeometricFeatureReportItem
CWIMAQGeometricFeatureTypeOptions
CWIMAQGeometricFeatureTypes Enumeration
CWIMAQGeometricMatchModes Enumeration
CWIMAQGeometricPatternMatchReport
CWIMAQGeometricPatternMatchReportItem
CWIMAQGrayEdgeMethods Enumeration
CWIMAQGrayMorphOperations Enumeration
CWIMAQGridDescriptor
CWIMAQHistogramOptions
CWIMAQHistogramReport
CWIMAQHistogramReportItem
CWIMAQHorizontalTextAlignments Enumeration
CWIMAQIgnoreBlackAndWhiteOptions Enumeration
CWIMAQIgnoreColorSpectra
CWIMAQImage
CWIMAQImageClassifier
CWIMAQImageDialog
CWIMAQImageDialogFlags Enumeration
CWIMAQImageReps Enumeration
CWIMAQImages
CWIMAQImageTypes Enumeration
CWIMAQInspectionAlignment
CWIMAQInspectionOptions
CWIMAQInterpolateMethods Enumeration
CWIMAQJPEG2000FileAdvancedOptions
CWIMAQJPEGFileOptions
CWIMAQKernel
CWIMAQKernelFamilies Enumeration
CWIMAQLCDInformation
CWIMAQLCDSegmentsReport
CWIMAQLCDSegmentsReportItem
CWIMAQLearnCalibrationOptions
CWIMAQLearnColorPatternOptions
CWIMAQLearnGeometricPatternAdvancedOptions
CWIMAQLearnGeometricPatternOptions
CWIMAQLearnModes Enumeration
CWIMAQLearnPatternAdvancedOptions
CWIMAQLearnPatternAdvancedRotationOptions
CWIMAQLearnPatternAdvancedShiftOptions
CWIMAQLearnPatternOptions
CWIMAQLevelTypes Enumeration
CWIMAQLightOrDarkObjects Enumeration
CWIMAQLine
CWIMAQLinearAveragesMethods Enumeration
CWIMAQLinearAveragesReport
CWIMAQLineDescriptor
CWIMAQLineEquation
CWIMAQLineGaugeMeasurements Enumeration
CWIMAQLineMatchReport
CWIMAQLineMatchReportItem
CWIMAQLines
CWIMAQLocalThresholdMethods Enumeration
CWIMAQLocalThresholdOptions
CWIMAQLookupTables Enumeration
CWIMAQLookupTableTypes Enumeration
CWIMAQMatchColorPatternOptions
CWIMAQMatchGeometricPatternAdvancedOptions
CWIMAQMatchGeometricPatternOptions
CWIMAQMatchModes Enumeration
CWIMAQMatchPatternAdvancedOptions
CWIMAQMatchPatternOptions
CWIMAQMathLookupOperators Enumeration
CWIMAQMeasurementTypes Enumeration
CWIMAQMeterArc
CWIMAQMorphOperations Enumeration
CWIMAQMultipleGeometricTemplate
CWIMAQMultiThresholdData
CWIMAQMultiThresholdDataItem
CWIMAQNearestNeighborEngineOptions
CWIMAQNearestNeighborMethods Enumeration
CWIMAQNearestNeighborMetrics Enumeration
CWIMAQNearestNeighborTrainClassScore
CWIMAQNearestNeighborTrainClassScores
CWIMAQNearestNeighborTrainingReport
CWIMAQNormalizationMethods Enumeration
CWIMAQOval
CWIMAQOverlay
CWIMAQOverlayModes Enumeration
CWIMAQOverlays
CWIMAQPalette
CWIMAQPaletteTypes Enumeration
CWIMAQParticleClassifier
CWIMAQParticleClassifierOptions
CWIMAQParticleFilter2Data
CWIMAQParticleFilter2DataItem
CWIMAQParticleFilterData
CWIMAQParticleFilterDataItem
CWIMAQParticleParameters Enumeration
CWIMAQParticlePreprocessingOptions
CWIMAQParticleReport
CWIMAQParticleReportItem
CWIMAQParticleSelectionData
CWIMAQParticleSelectionDataItem
CWIMAQParticleTypes Enumeration
CWIMAQPatternMatchReport
CWIMAQPatternMatchReportItem
CWIMAQPeakValleyReport
CWIMAQPeakValleyReportItem
CWIMAQPhotometricModes Enumeration
CWIMAQPNGFileOptions
CWIMAQPoint
CWIMAQPoints
CWIMAQPolygon
CWIMAQProcessingModes Enumeration
CWIMAQProfileReport
CWIMAQProfileReportItem
CWIMAQPulse
CWIMAQPulseActions Enumeration
CWIMAQPulses
CWIMAQPulseUnits Enumeration
CWIMAQQRCellFilterModes Enumeration
CWIMAQQRCellSampleSizes Enumeration
CWIMAQQRCodeReport
CWIMAQQRDataToken
CWIMAQQRDataTokens
CWIMAQQRDemodulationModes Enumeration
CWIMAQQRDescriptionOptions
CWIMAQQRDimensions Enumeration
CWIMAQQRGradingModes Enumeration
CWIMAQQRMirrorModes Enumeration
CWIMAQQModelTypes Enumeration
CWIMAQQRPolarities Enumeration
CWIMAQQRRotationModes Enumeration
CWIMAQQRSearchOptions
CWIMAQQRSizeOptions
CWIMAQQRStreamModes Enumeration
CWIMAQQuantifyReport
CWIMAQQuantifyReportItem
CWIMAQRakeScanDirections Enumeration
CWIMAQRange
CWIMAQRanges
CWIMAQReadClassifierFileModes Enumeration
CWIMAQRectangle
CWIMAQRectangleDescriptor
CWIMAQRectangleMatchReport
CWIMAQRectangleMatchReportItem
CWIMAQRegion
CWIMAQRegions
CWIMAQRegionShapes Enumeration
CWIMAQRegistrationMethods Enumeration
CWIMAQRotatedRectangle
CWIMAQRowColumn Enumeration
CWIMAQScaleModes Enumeration
CWIMAQSearchDirections Enumeration
CWIMAQSearchLine
CWIMAQSearchLines
CWIMAQSearchStrategies Enumeration
CWIMAQShapeDetectionOptions
CWIMAQShapeReport
CWIMAQShapeReportItem
CWIMAQSignal
CWIMAQSignalActions Enumeration
CWIMAQSignalLines Enumeration
CWIMAQSignalPolarities Enumeration
CWIMAQSignals
CWIMAQSignalSources Enumeration
CWIMAQSimpleCalibrationOptions
CWIMAQSkeletons Enumeration
CWIMAQSpokeScanDirections Enumeration
CWIMAQStartConditionTypes Enumeration
CWIMAQStartFieldModes Enumeration
CWIMAQStillColorModes Enumeration
CWIMAQStopConditionTypes Enumeration
CWIMAQStraightEdge
CWIMAQStraightEdgeOptions
CWIMAQStraightEdges
CWIMAQStraightEdgeSearchModes Enumeration
CWIMAQStructuringElement
CWIMAQSubPixelAccuracyValues Enumeration
CWIMAQSymmetryOperations Enumeration
CWIMAQTextAlignments Enumeration
CWIMAQTextFillModes Enumeration
CWIMAQTextOptions
CWIMAQTextStyles Enumeration
CWIMAQThresholdData
CWIMAQTIFFCompressionMethods Enumeration
CWIMAQTIFFFileOptions
CWIMAQTriggerActions Enumeration
CWIMAQTriggerLines Enumeration
CWIMAQTriggerPolarities Enumeration
CWIMAQTwoEdgePolarities Enumeration
CWIMAQVerticalTextAlignments Enumeration
CWIMAQView3DDirections Enumeration
CWIMAQViewer
CWIMAQViewerBackgroundFillStyles Enumeration
CWIMAQViewerBackgroundHatchStyles Enumeration
CWIMAQViewerBackgroundOptions
CWIMAQViewerFrameStyles Enumeration
CWIMAQViewerSettings Enumeration
CWIMAQViewerTools Enumeration
CWIMAQVision
CWIMAQVisionInfoTypes Enumeration
CWIMAQWaveletTransformModes Enumeration
CWIMAQWriteClassifierFileModes Enumeration
CWMachineVision
CWMVAxisDirection Enumeration
CWMVAxisEdgeOptions
CWMVCircle
CWMVCommonEdgeOptions
CWMVCoordinateTransformation
CWMVCountAndMeasureObjectsOptions
CWMVFindCircularEdgeOptions
CWMVFindCircularEdgeReport
CWMVFindConcentricEdgeReport
CWMVFindCTUsingPatternOptions
CWMVFindCTUsingTwoRectsOptions
CWMVFindPatternOptions
CWMVFindStraightEdgeReport
CWMVLightMeterLineReport
CWMVLightMeterRectangleReport
CWMVLightOrDarkObjects Enumeration
CWMVObjectsReport
CWMVObjectsReportItem
NIOCR
NIOCRBoundingRectangle
NIOCRCharInfo
NIOCRCharReport
NIOCRCharReportItem
NIOCRCharSetInfo
NIOCRPredefinedCharacters Enumeration
NIOCRProcessingOptions
NIOCRReadOCRFileOptions Enumeration
NIOCRReadOptions
NIOCRReadResolutions Enumeration
NIOCRReadStrategies Enumeration
NIOCRSizeAndSpacingOptions
NIOCRThresholdModes Enumeration
NIOCRValidChars
NIOCRValidCharsForPos
Examples
Example: 2D Barcode
Example: Add
Example: AVI Compressor Comparison
Example: AVI Read Write With Data
Example: Barcode
Example: Basic Particle
Example: Battery Clamp Inspection
Example: BCG Transform
Example: Blister Pack Inspection
Example: Blob Analysis
Example: Circle Distance
Example: Clamp
Example: Classification
Example: Classification Application
Example: Color Distance
Example: Color Learn
Example: Color Matching
Example: Color Pattern Matching
Example: Color Threshold
Example: Compare
Example: Draw Text
Example: Edge Detection
Example: Extract
Example: Fuse Inspection
Example: Fusebox Inspection
Example: Gauging
Example: Geometric Matching
Example: Hardware
Example: Histogram
Example: Image Averaging
Example: Image To Array
Example: Label
Example: LCD
Example: Light Meter
Example: Line Profile
Example: Magic Wand
Example: Mask
Example: Match Multiple Geometric Patterns
Example: Math Lookup
Example: Mechanical Assembly
Example: Meter
Example: Morphological Segmentation
Example: Nondestructive Overlay
Example: Nonlinear Calibration
Example: OCR Application
Example: OCR First Example
Example: Particle Analysis Report
Example: Particle Orientation
Example: Pattern Matching
Example: Perspective Calibration
Example: Read AVI
Example: Read Image
Example: Regions Of Interest
Example: Rotating Part
Example: Simple Calibration
Example: Triggered Ring
Example: Triggered Sequence
Example: Triggering
Example: Unwrap Barcode
Error Codes
Error Checking
Reference
Debugging Machine Vision Code
Kernels
NI Vision Data Types
Glossary
Important Information
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