protected override void OnResume()
{
base.OnResume();
if (mChartView == null)
{
LinearLayout layout = FindViewById<LinearLayout>(Resource.Id.chart);
mChartView = ChartFactory.GetPieChartView(this, mSeries, mRenderer);
mRenderer.ClickEnabled = true;
mChartView.Click += (e, s) =>
{
SeriesSelection seriesSelection = mChartView.CurrentSeriesAndPoint;
if (seriesSelection == null)
{
Toast.MakeText(this, "No chart element selected", ToastLength.Short).Show();
}
else
{
for (int i = 0; i < mSeries.ItemCount; i++)
{
mRenderer.GetSeriesRendererAt(i).Highlighted = (i == seriesSelection.PointIndex);
}
mChartView.Repaint();
Toast.MakeText(this, "Chart data point index " + seriesSelection.PointIndex + " selected "
+ "point value=" + seriesSelection.Value, ToastLength.Short).Show();
}
};
layout.AddView(mChartView, new Android.Views.ViewGroup.LayoutParams(ViewGroup.LayoutParams.FillParent,
ViewGroup.LayoutParams.FillParent));
}
else
{
mChartView.Repaint();
}
}
protected override void OnResume()
{
base.OnResume();
if (mChartView == null)
{
LinearLayout layout = FindViewById<LinearLayout>(Resource.Id.chart);
mChartView = ChartFactory.GetLineChartView(this, mDataset, mRenderer);
mRenderer.ClickEnabled = true;
mRenderer.SelectableBuffer = 10;
mChartView.Click += (e, s) =>
{
SeriesSelection seriesSelection = mChartView.CurrentSeriesAndPoint;
if (seriesSelection == null)
{
Toast.MakeText(this, "No chart element", ToastLength.Short).Show();
}
else
{
Toast.MakeText(this, "Chart element in series index " + seriesSelection.SeriesIndex
+ " data point index " + seriesSelection.PointIndex + " was clicked"
+ " closest point value X=" + seriesSelection.XValue + ",Y="
+ seriesSelection.Value, ToastLength.Short).Show();
}
};
layout.AddView(mChartView, new Android.Views.ViewGroup.LayoutParams(ViewGroup.LayoutParams.FillParent,
ViewGroup.LayoutParams.FillParent));
bool enabled = mDataset.SeriesCount > 0;
SetSeriesWidgetsEnabled(enabled);
}
else
{
mChartView.Repaint();
}
}