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AndroidChart/Charty/docs/POINTCHART.md
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2026-07-03 15:56:07 +08:00

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### PointChart
To use the PointChart, follow the steps below:
- Include the Charty library in your Android project.
- Use the `PointChart` composable in your code:
### Function Signature
```kotlin
@Composable
fun PointChart(
pointData: ChartDataCollection,
contentColor: Color,
modifier: Modifier = Modifier,
backgroundColor: Color = Color.White,
padding: Dp = 16.dp,
pointType: PointType = PointType.Stroke(),
axisConfig: AxisConfig = ChartDefaults.axisConfigDefaults(),
radiusScale: Float = 0.02f,
)
```
### Additional Function Signature
```kotlin
@Composable
fun PointChart(
dataCollection: ChartDataCollection,
modifier: Modifier = Modifier,
padding: Dp = 16.dp,
pointType: PointType = PointType.Stroke(),
axisConfig: AxisConfig = ChartDefaults.axisConfigDefaults(),
radiusScale: Float = 0.02f,
chartColors: ChartColors = ChartDefaults.colorDefaults(),
)
```
### Parameters
- `dataCollection`: This parameter is of type `ChartDataCollection` and represents the data that
will be plotted on the chart. It contains a collection of `PointData`.
- `modifier`: This parameter is of type `Modifier` and is used to modify the appearance or behavior
of the chart.
- `backgroundColor`: This parameter is of type `Color` and represents the background color of the
chart. The default value is `Color.White`.
- `padding`: This parameter is of type `Dp` and represents the padding around the chart. The default
value is `16.dp`.
- `pointType`: This parameter is of type `PointType` and represents the type of point rendering on
the chart. It can be either `PointType.Stroke()` (hollow points) or `PointType.Fill()` (filled
points). The default value is `PointType.Stroke()`.
- `axisConfig`: This parameter is of type `AxisConfig` and allows customization of the axis
appearance and labels on the chart. The default value is `ChartDefaults.axisConfigDefaults()`.
- `radiusScale`: This parameter is of type `Float` and represents the scale factor for the radius of
the data points on the chart. The default value is `0.02f`.
- `contentColor`: This parameter is of type `Color`.
- `chartColors`: This parameter is of type `ChartColors` and allows customization of the chart's colors. The default value is `ChartDefaults.colorDefaults()`.
#### Copyright (c) 2023. Charty Contributor