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Merged
hannesa2 merged 1 commit into from
Dec 28, 2025
Merged

Legend non null #604

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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/AnotherBarActivity.kt
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Expand Up @@ -55,7 +55,7 @@ class AnotherBarActivity : DemoBase(), OnSeekBarChangeListener {
// add a nice and smooth animation
binding.chart1.animateY(1500)

binding.chart1.legend?.isEnabled = false
binding.chart1.legend.isEnabled = false
}

override fun onProgressChanged(seekBar: SeekBar?, progress: Int, fromUser: Boolean) {
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/BarChartActivity.kt
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Expand Up @@ -93,7 +93,7 @@ class BarChartActivity : DemoBase(), OnSeekBarChangeListener, OnChartValueSelect
rightAxis.spaceTop = 15f
rightAxis.axisMinimum = 0f// this replaces setStartAtZero(true)

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.BOTTOM
horizontalAlignment = Legend.LegendHorizontalAlignment.LEFT
orientation = Legend.LegendOrientation.HORIZONTAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/BarChartActivityMultiDataset.kt
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Expand Up @@ -65,7 +65,7 @@ class BarChartActivityMultiDataset : DemoBase(), OnSeekBarChangeListener, OnChar
binding.seekBarX.progress = 10
binding.seekBarY.progress = 100

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.TOP
horizontalAlignment = Legend.LegendHorizontalAlignment.RIGHT
orientation = Legend.LegendOrientation.VERTICAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/BarChartActivitySinus.kt
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Expand Up @@ -72,7 +72,7 @@ class BarChartActivitySinus : DemoBase(), OnSeekBarChangeListener {
binding.seekbarValues.setOnSeekBarChangeListener(this)
binding.seekbarValues.progress = 150 // set data

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.BOTTOM
horizontalAlignment = Legend.LegendHorizontalAlignment.LEFT
orientation = Legend.LegendOrientation.HORIZONTAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/BarChartPositiveNegative.kt
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Expand Up @@ -67,7 +67,7 @@ class BarChartPositiveNegative : DemoBase() {
left.zeroLineColor = Color.GRAY
left.zeroLineWidth = 0.7f
binding.chart1.axisRight.isEnabled = false
binding.chart1.legend?.isEnabled = false
binding.chart1.legend.isEnabled = false

// THIS IS THE ORIGINAL DATA YOU WANT TO PLOT
val data: MutableList<Data> = ArrayList()
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/BubbleChartActivity.kt
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Expand Up @@ -54,7 +54,7 @@ class BubbleChartActivity : DemoBase(), OnSeekBarChangeListener, OnChartValueSel
binding.seekBarX.progress = 10
binding.seekBarY.progress = 50

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.TOP
horizontalAlignment = Legend.LegendHorizontalAlignment.RIGHT
orientation = Legend.LegendOrientation.VERTICAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/CandleStickChartActivity.kt
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Expand Up @@ -63,7 +63,7 @@ class CandleStickChartActivity : DemoBase(), OnSeekBarChangeListener {
binding.seekBarX.progress = 40
binding.seekBarY.progress = 100

binding.chart1.legend?.isEnabled = false
binding.chart1.legend.isEnabled = false
}

override fun onProgressChanged(seekBar: SeekBar?, progress: Int, fromUser: Boolean) {
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/CombinedChartActivity.kt
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Expand Up @@ -55,7 +55,7 @@ class CombinedChartActivity : DemoBase() {
DrawOrder.BAR, DrawOrder.BUBBLE, DrawOrder.CANDLE, DrawOrder.LINE, DrawOrder.SCATTER
)

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
isWordWrapEnabled = true
verticalAlignment = Legend.LegendVerticalAlignment.BOTTOM
horizontalAlignment = Legend.LegendHorizontalAlignment.CENTER
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/CubicLineChartActivity.kt
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Expand Up @@ -74,7 +74,7 @@ class CubicLineChartActivity : DemoBase(), OnSeekBarChangeListener {
binding.seekBarX.progress = 45
binding.seekBarY.progress = 100

binding.chart1.legend?.isEnabled = false
binding.chart1.legend.isEnabled = false

binding.chart1.animateXY(2000, 2000)

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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/DrawChartActivity.kt
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Expand Up @@ -49,7 +49,7 @@ class DrawChartActivity : DemoBase(), OnChartValueSelectedListener, OnDrawListen
val yl = binding.chart1.axisLeft
yl.typeface = tfRegular

binding.chart1.legend?.isEnabled = false
binding.chart1.legend.isEnabled = false

// chart.setYRange(-40f, 40f, true);
// call this to reset the changed y-range
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/FilledLineActivity.kt
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Expand Up @@ -46,7 +46,7 @@ class FilledLineActivity : DemoBase() {
// if disabled, scaling can be done on x- and y-axis separately
binding.chart1.setPinchZoom(false)

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
isEnabled = false
}

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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/GradientActivity.kt
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Expand Up @@ -34,7 +34,7 @@ class GradientActivity : DemoBase() {

// Minimal chart setup
chart.description?.isEnabled = false
chart.legend?.isEnabled = false
chart.legend.isEnabled = false
chart.axisRight.isEnabled = false
chart.setDrawGridBackground(false)

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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/HalfPieChartActivity.kt
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Expand Up @@ -65,7 +65,7 @@ class HalfPieChartActivity : DemoBase() {

binding.chart1.animateY(1400, Easing.easeInOutQuad)

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.TOP
horizontalAlignment = Legend.LegendHorizontalAlignment.CENTER
orientation = Legend.LegendOrientation.HORIZONTAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/HorizontalBarChartActivity.kt
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Expand Up @@ -88,7 +88,7 @@ class HorizontalBarChartActivity : DemoBase(), OnSeekBarChangeListener, OnChartV
binding.seekBarY.progress = 50
binding.seekBarX.progress = 12

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.BOTTOM
horizontalAlignment = Legend.LegendHorizontalAlignment.LEFT
orientation = Legend.LegendOrientation.HORIZONTAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/HorizontalBarNegativeChartActivity.kt
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Expand Up @@ -84,7 +84,7 @@ class HorizontalBarNegativeChartActivity : DemoBase(), OnSeekBarChangeListener,
binding.seekBarY.progress = 50
binding.seekBarX.progress = 12

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.BOTTOM
horizontalAlignment = Legend.LegendHorizontalAlignment.LEFT
orientation = Legend.LegendOrientation.HORIZONTAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/InvertedLineChartActivity.kt
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Expand Up @@ -83,7 +83,7 @@ class InvertedLineChartActivity : DemoBase(), OnSeekBarChangeListener, OnChartVa
// chart.centerViewPort(10, 50);

// get the legend (only possible after setting data)
binding.chart1.legend?.apply {
binding.chart1.legend.apply {
form = LegendForm.LINE
}

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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/LineChartActivity.kt
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Expand Up @@ -137,7 +137,7 @@ class LineChartActivity : DemoBase(), OnSeekBarChangeListener, OnChartValueSelec

// get the legend (only possible after setting data)
val legend = binding.chart1.legend
legend?.form = LegendForm.LINE
legend.form = LegendForm.LINE
}

override fun onCreateOptionsMenu(menu: Menu): Boolean {
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/LineChartActivityColored.kt
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Expand Up @@ -76,7 +76,7 @@ class LineChartActivityColored : DemoBase() {
chart.setData(data)

// get the legend (only possible after setting data)
chart.legend?.apply {
chart.legend.apply {
isEnabled = false
}

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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/LineChartDualAxisActivity.kt
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Expand Up @@ -73,7 +73,7 @@ class LineChartDualAxisActivity : DemoBase(), OnSeekBarChangeListener, OnChartVa
binding.chart1.animateX(1500)

// get the legend (only possible after setting data)
binding.chart1.legend?.apply {
binding.chart1.legend.apply {
form = LegendForm.LINE
typeface = tfLight
textSize = 11f
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/LineChartTimeActivity.kt
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Expand Up @@ -62,7 +62,7 @@ class LineChartTimeActivity : DemoBase(), OnSeekBarChangeListener {
binding.seekBarX.progress = 100

// get the legend (only possible after setting data)
binding.chart1.legend?.apply {
binding.chart1.legend.apply {
isEnabled = false
}

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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/MultiLineChartActivity.kt
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Expand Up @@ -61,7 +61,7 @@ class MultiLineChartActivity : DemoBase(), OnSeekBarChangeListener, OnChartGestu
binding.seekBarX.progress = 20
binding.seekBarY.progress = 100

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.TOP
horizontalAlignment = Legend.LegendHorizontalAlignment.RIGHT
orientation = Legend.LegendOrientation.VERTICAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/PerformanceLineChart.kt
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Expand Up @@ -78,7 +78,7 @@ class PerformanceLineChart : DemoBase(), OnSeekBarChangeListener {
binding.chart1.setData(data)

// get the legend (only possible after setting data)
binding.chart1.legend?.apply {
binding.chart1.legend.apply {
isEnabled = false
}
}
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/PieChartActivity.kt
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Expand Up @@ -82,7 +82,7 @@ class PieChartActivity : DemoBase(), OnSeekBarChangeListener, OnChartValueSelect
binding.chart1.animateY(1400, Easing.easeInOutQuad)

// chart.spin(2000, 0, 360);
binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.TOP
horizontalAlignment = Legend.LegendHorizontalAlignment.RIGHT
orientation = Legend.LegendOrientation.VERTICAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/PieChartRoundedActivity.kt
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Expand Up @@ -83,7 +83,7 @@ class PieChartRoundedActivity : DemoBase(), OnSeekBarChangeListener, OnChartValu
binding.chart1.animateY(1400, Easing.easeInOutQuad)

// chart.spin(2000, 0, 360);
binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.TOP
horizontalAlignment = Legend.LegendHorizontalAlignment.RIGHT
orientation = Legend.LegendOrientation.VERTICAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/PiePolylineChartActivity.kt
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Expand Up @@ -85,7 +85,7 @@ class PiePolylineChartActivity : DemoBase(), OnSeekBarChangeListener, OnChartVal
binding.chart1.animateY(1400, Easing.easeInOutQuad)

// chart.spin(2000, 0, 360);
binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.TOP
horizontalAlignment = Legend.LegendHorizontalAlignment.RIGHT
orientation = Legend.LegendOrientation.VERTICAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/RadarChartActivity.kt
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Expand Up @@ -73,7 +73,7 @@ class RadarChartActivity : DemoBase() {
yAxis.axisMaximum = 80f
yAxis.setDrawLabels(false)

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.TOP
horizontalAlignment = Legend.LegendHorizontalAlignment.CENTER
orientation = Legend.LegendOrientation.HORIZONTAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/RealtimeLineChartActivity.kt
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Expand Up @@ -57,7 +57,7 @@ class RealtimeLineChartActivity : DemoBase(), OnChartValueSelectedListener {
binding.chart1.setData(data)

// get the legend (only possible after setting data)
binding.chart1.legend?.apply {
binding.chart1.legend.apply {
form = LegendForm.LINE
typeface = tfLight
textColor = Color.WHITE
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/ScatterChartActivity.kt
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Expand Up @@ -53,7 +53,7 @@ class ScatterChartActivity : DemoBase(), OnSeekBarChangeListener, OnChartValueSe
binding.seekBarX.progress = 45
binding.seekBarY.progress = 100

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.TOP
horizontalAlignment = Legend.LegendHorizontalAlignment.RIGHT
orientation = Legend.LegendOrientation.VERTICAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/ScrollViewActivity.kt
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Expand Up @@ -37,7 +37,7 @@ class ScrollViewActivity : DemoBase() {

binding.chart1.axisLeft.setDrawGridLines(false)

binding.chart1.legend?.isEnabled = false
binding.chart1.legend.isEnabled = false

setData(10)
binding.chart1.setFitBars(true)
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/SpecificPositionsLineChartActivity.kt
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Expand Up @@ -115,7 +115,7 @@ class SpecificPositionsLineChartActivity : DemoBase(), OnSeekBarChangeListener,
//mChart.invalidate();

// get the legend (only possible after setting data)
binding.chart1.legend?.apply {
binding.chart1.legend.apply {
form = LegendForm.LINE
}
}
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/StackedBarActivity.kt
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Expand Up @@ -74,7 +74,7 @@ class StackedBarActivity : DemoBase(), OnSeekBarChangeListener, OnChartValueSele
binding.seekBarX.progress = 12
binding.seekBarY.progress = 100

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.BOTTOM
horizontalAlignment = Legend.LegendHorizontalAlignment.RIGHT
orientation = Legend.LegendOrientation.HORIZONTAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/StackedBarActivityNegative.kt
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Expand Up @@ -76,7 +76,7 @@ class StackedBarActivityNegative : DemoBase(), OnChartValueSelectedListener {
}
}

binding.chart1.legend?.apply {
binding.chart1.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.BOTTOM
horizontalAlignment = Legend.LegendHorizontalAlignment.RIGHT
orientation = Legend.LegendOrientation.HORIZONTAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/compose/HorizontalBarComposeActivity.kt
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Expand Up @@ -320,7 +320,7 @@ class HorizontalBarComposeActivity : DemoBaseCompose() {
chart.setFitBars(true)
chart.animateY(2500)

chart.legend?.apply {
chart.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.BOTTOM
horizontalAlignment = Legend.LegendHorizontalAlignment.LEFT
orientation = Legend.LegendOrientation.HORIZONTAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/fragments/BarChartFrag.kt
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Expand Up @@ -37,7 +37,7 @@ class BarChartFrag : SimpleFragment(), OnChartGestureListener {

chart!!.setData(generateBarData(1, 20000f))

chart!!.legend?.apply {
chart!!.legend.apply {
typeface = tf
}

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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/fragments/ComplexityFragment.kt
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Expand Up @@ -26,7 +26,7 @@ class ComplexityFragment : SimpleFragment() {

val tf = Typeface.createFromAsset(requireContext().assets, "OpenSans-Light.ttf")

chart!!.legend?.apply {
chart!!.legend.apply {
typeface = tf
}

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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/fragments/PieChartFrag.kt
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Expand Up @@ -34,7 +34,7 @@ class PieChartFrag : SimpleFragment() {
chart!!.holeRadius = 45f
chart!!.transparentCircleRadius = 50f

chart!!.legend?.apply {
chart!!.legend.apply {
verticalAlignment = Legend.LegendVerticalAlignment.TOP
horizontalAlignment = Legend.LegendHorizontalAlignment.RIGHT
orientation = Legend.LegendOrientation.VERTICAL
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/fragments/ScatterChartFrag.kt
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Expand Up @@ -40,7 +40,7 @@ class ScatterChartFrag : SimpleFragment() {
rightAxis.typeface = tf
rightAxis.setDrawGridLines(false)

chart!!.legend?.apply {
chart!!.legend.apply {
isWordWrapEnabled = true
typeface = tf
formSize = 14f
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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/fragments/SineCosineFragment.kt
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Expand Up @@ -26,7 +26,7 @@ class SineCosineFragment : SimpleFragment() {

val tf = Typeface.createFromAsset(requireContext().assets, "OpenSans-Light.ttf")

chart!!.legend?.apply {
chart!!.legend.apply {
typeface = tf
}

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2 changes: 1 addition & 1 deletion app/src/main/kotlin/info/appdev/chartexample/listviewitems/PieChartItem.kt
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Expand Up @@ -62,7 +62,7 @@ class PieChartItem(cd: ChartData<*>, c: Context) : ChartItem(cd) {
chartData.setValueTextSize(11f)
chartData.setValueTextColor(Color.WHITE)
// set data
holder.chart!!.setData(chartData as PieData?)
holder.chart?.setData(chartData as PieData?)

holder.chart?.legend?.apply {
verticalAlignment = Legend.LegendVerticalAlignment.TOP
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