YChartsLib/co.yml.charts.ui.wavechart

Package-level declarations

Functions

fun DrawScope.drawLinePath(path: Path, pointsData: MutableList<Offset>, lineStyle: LineStyle, wave: Wave, yPointOfOrigin: Float)

drawStraightOrCubicLineForWave

fun DrawScope.drawStraightOrCubicLineForWave(pointsData: MutableList<Offset>, lineStyle: LineStyle, yPointOfOrigin: Float = 0.0f, wave: Wave): Path

DrawScope.drawStraightOrCubicLine extension method used for drawing a straight/cubic line for a given Point(x,y).

drawWavePath

fun DrawScope.drawWavePath(path: Path, pointsData: MutableList<Offset>, lineStyle: LineStyle, wave: Wave, yPointOfOrigin: Float): Path

Used to draw the wave

fillCurvePath

fun DrawScope.fillCurvePath(yPointOfOrigin: Float, pointPosition: AxisPosition, wave: Wave, startPoint: Offset, endPoint: Offset, cubicPoints1: Offset, cubicPoints2: Offset)

Used to fill the line path

fillIntersectionCurvePath

fun DrawScope.fillIntersectionCurvePath(curvePoints: List<Offset>, yPointOfOrigin: Float, wave: Wave)

Used to fill the wave path using given color

fillIntersectionLinePath

fun DrawScope.fillIntersectionLinePath(startPoint: Offset, endPoint: Offset, yPointOfOrigin: Float, intersectionPoint: Offset, wave: Wave)

Used to fill the line path when two lines are intersecting

fillLinePath

fun DrawScope.fillLinePath(yPointOfOrigin: Float, pointPosition: AxisPosition, wave: Wave, startPoint: Offset, endPoint: Offset)

Used to fill the line path

findControlPoints

fun findControlPoints(startPoint: Offset, endPoint: Offset): Pair<Offset, Offset>

Used to get the control points of the give curve

findCubicCurvePoints

fun findCubicCurvePoints(t: Double, p0: Offset, p1: Offset, p2: Offset, p3: Offset): Offset

Using De Casteljau’s algorithm to find the intermediate points on the curve

findLineIntersection

fun findLineIntersection(m1: Float, b1: Float, m2: Float, b2: Float): Offset?

Used to compute the intersection point of the lines

findNearestValue

fun findNearestValue(list: List<Offset>, intersectionPoint: Float): Offset

Used to find the closest value for a given input

findPointPosition

fun findPointPosition(p1: Float, p2: Float, yPointOfOrigin: Float): AxisPosition

Used to find the position of the start and end point of the bezier curve

findSlopeAndYIntercept

fun findSlopeAndYIntercept(p1: Offset, p2: Offset): Pair<Float, Float>

Return slop and y intercept of the line

getCurveIntersectionPoint

fun getCurveIntersectionPoint(curvePoints: List<Offset>, yPointOfOrigin: Float): Offset

Used to get the intersection point between the curve and line

getCurvePoints

fun getCurvePoints(startPoint: Offset, cubicPoint1: Offset, cubicPoint2: Offset, endPoint: Offset): List<Offset>

Used to get the points which helps to construct the bezier curve

interpolate

fun interpolate(t: Double, p0: Offset, p1: Offset): Offset

Used to returns the interpolated point between p0 and p1 at the given t value.

WaveChart

@Composable

fun WaveChart(modifier: Modifier, waveChartData: WaveChartData)

WaveChart compose method used for drawing a Wave Chart.