private void OnEntryClick(int index, PieEntry entry)
{
for (int i = 0; i < clickDelegates.Count; i++)
{
clickDelegates[i].Invoke(index, entry);
}
}
private void UpdateValueIndicatorView(PieChartValueIndicator view,
PieEntry entry,
float rotation,
float percentValue)
{
float entryCenterAngle = rotation + (percentValue / 2 * 360);
bool leftSide = entryCenterAngle % 360f > 180f;
int leftSideMultiplier = leftSide ? -1 : 1;
Vector2 position0 = MathUtils.GetPositionOnCircle(entryCenterAngle,
GetChartRadius() + ENTRY_INDICATOR_LINE_SPACING +
(selectedEntries.Contains(entry) ? SELECTED_ENTRY_OFFSET : 0f));
Vector2 position1 = MathUtils.GetPositionOnCircle(entryCenterAngle,
GetChartRadius() + Config.ValueIndicatorLineLength + ENTRY_INDICATOR_LINE_SPACING +
(selectedEntries.Contains(entry) ? SELECTED_ENTRY_OFFSET : 0f));
Vector2 position2 = position1 + new Vector2(Config.ValueIndicatorLineLength * leftSideMultiplier, 0f);
Vector2 positionLabel = position2 + new Vector2(ENTRY_INDICATOR_LINE_SPACING * leftSideMultiplier, 0f);
var linePoints = new List <Vector2> {
position0 - positionLabel,
position1 - positionLabel,
position2 - positionLabel
};
view.GetComponent <RectTransform>().anchoredPosition = positionLabel;
view.Label = CreateValueIndicatorLabel(entry, percentValue);
view.FontSize = Config.ValueIndicatorFontSize;
view.IndicatorColor = Config.ValueIndicatorColor;
view.LinePoints = linePoints;
view.ReversedLabel = leftSide;
}
public void DeselectEntryAtPosition(int position)
{
PieEntry entry = data.DataSet.GetEntryAt(position);
if (entry != null && selectedEntries.Contains(entry))
{
selectedEntries.Remove(entry);
SetDirty();
}
}
private void OnEntryClick(int index, PieEntry entry)
{
if (!pieChart.IsEntryAtPositionSelected(index))
{
pieChart.SelectEntryAtPosition(index);
}
else
{
pieChart.DeselectEntryAtPosition(index);
}
}
private void FillEntryView(PieChartEntryView view,
PieEntry entry,
float totalValue,
float percentValue,
float rotation)
{
view.TotalValue = totalValue;
view.Entry = entry;
view.transform.rotation = Quaternion.Euler(new Vector3(0f, 0f, -rotation));
float centerAngle = rotation + (percentValue / 2 * 360);
Vector2 position = selectedEntries.Contains(entry) ?
MathUtils.GetPositionOnCircle(centerAngle, SELECTED_ENTRY_OFFSET) :
Vector2.zero;
float diameter = GetChartRadius() * 2;
view.GetComponent <RectTransform>().sizeDelta = new Vector2(diameter, diameter);
view.GetComponent <RectTransform>().anchoredPosition = position;
}
private String CreateValueIndicatorLabel(PieEntry entry, float percentValue)
{
return(String.Format("{0}: {1}%", entry.Label, (percentValue * 100).ToString("0.00")));
}
private bool ShouldValueIndicatorBeEnabled(PieEntry entry)
{
return(Config.ValueIndicatorVisibility == PieChartConfig.ValueIndicatorVisibilityMode.ALWAYS ||
(Config.ValueIndicatorVisibility == PieChartConfig.ValueIndicatorVisibilityMode.ONLY_SELECTED && selectedEntries.Contains(entry)));
}
