API Reference > imodeljs-common > Symbology > LineStyle > LineStyle.ModifierProps LineStyle.ModifierProps Interface Modify the line style appearance without changing the line style definition. Applies to the style previously established by a GeometryAppearanceProps or current SubCategoryAppearance. Most of the modifiers affect the line style stroke pattern, with the orientation and scales being the exception. see GeometryStreamEntryProps Implemented by LineStyle.Modifier Properties Name Type Description centerPhase undefined | false | true Optional flag to center stroke pattern and stretch ends, false if undefined dashScale undefined | number Optional scale to apply to scalable dashes, 1.0 if undefined distPhase undefined | number Optional shift by distance in meters, 0.0 if undefined endWidth undefined | number Optional end width in meters to apply to dashes, same as startWidth if undefined fractPhase undefined | number Optional shift by fraction, 0.0 if undefined gapScale undefined | number Optional scale to apply to scalable gaps, 1.0 if undefined normal undefined | XYZProps Optional up vector for style (applicable to 3d only), 0.0,0.0,1.0 if undefined physicalWidth undefined | false | true Optional flag that denotes startWidth and endWidth represent physical widths that should not be affected by scale, false if undefined rotation undefined | YawPitchRollProps Optional orientation for style (applicable to 3d only), 0.0,0.0,0.0 if undefined scale undefined | number Optional scale to apply to all length values, 1.0 if undefined segmentMode undefined | false | true Optional flag to enable or disable single segment mode startWidth undefined | number Optional start width in meters to apply to dashes, no width if undefined Defined in core/common/src/geometry/LineStyle.ts Line 20 Last Updated: 13 June, 2024