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feat(sample): Add more options in the last Chart

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This commit is contained in:
Florian Bouillon 2023-01-10 14:47:54 +01:00
parent d24e9ae1cb
commit 99d4a33abb
1 changed files with 47 additions and 5 deletions
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52
sample/src/main/java/com/dzeio/chartstest/ui/MainFragment.kt
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@ -12,6 +12,7 @@ import com.dzeio.charts.series.BarSerie
import com.dzeio.charts.series.LineSerie
import com.dzeio.chartstest.databinding.FragmentMainBinding
import com.google.android.material.color.MaterialColors
import kotlin.math.roundToInt
import kotlin.random.Random
class MainFragment : Fragment() {
@ -66,8 +67,8 @@ class MainFragment : Fragment() {
materielTheme(this, requireView())
// give the series their entries
serie2.entries = generateRandomDataset(20)
serie1.entries = generateRandomDataset(20).apply {
serie2.entries = generateRandomDataset(20, 20, 80)
serie1.entries = generateRandomDataset(20, 0, 90).apply {
for (idx in 0 until size) {
val compared = serie2.entries[idx]
val toCompare = this[idx]
@ -79,9 +80,46 @@ class MainFragment : Fragment() {
}
}
// serie1.textExternalPaint = Color.WHITE
// make the lineSerie red
serie2.linePaint.color = Color.WHITE
// strokeWidth also control the points width
serie2.linePaint.strokeWidth = 10f
yAxis.apply {
// change the number of labels
labelCount = 10
// change how labels are displayed
onValueFormat = { "${it.roundToInt()}g"}
// change labels colors
textLabel.color = Color.WHITE
// change line color
linePaint.color = Color.WHITE
// change the min/max high
setYMin(15f)
setYMax(80f)
}
xAxis.apply {
// set the width of the datas
dataWidth = 10.0
// change the number of labels displayed
labelCount = 5
// change the spacing between values (it can be overriden if size to to small)
spacing = 8.0
// set the offset in data (use with [dataWidth])
x = 5.0
}
// refresh the Chart
refresh()
}
@ -95,13 +133,13 @@ class MainFragment : Fragment() {
/**
* Generate a random dataset
*/
private fun generateRandomDataset(size: Int = 100): ArrayList<Entry> {
private fun generateRandomDataset(size: Int = 100, min: Int = 0, max: Int = 100): ArrayList<Entry> {
val dataset: ArrayList<Entry> = arrayListOf()
for (i in 0 until size) {
for (i in 0 .. size) {
dataset.add(Entry(
i.toDouble(),
Random.nextInt(0, 100).toFloat()
Random.nextInt(min, max).toFloat()
))
}
@ -147,6 +185,10 @@ class MainFragment : Fragment() {
view,
com.google.android.material.R.attr.colorOnPrimary
)
textExternalPaint.color = MaterialColors.getColor(
view,
com.google.android.material.R.attr.colorPrimary
)
}
} else if (serie is LineSerie) {
serie.apply {