getColors method
Returns all colors used across all DataSet objects this object represents.
@return
Implementation
List<ui.Color?>? getColors() {
int clrcnt = 0;
for (int i = 0; i < _dataSets.length; i++) {
clrcnt += _dataSets[i].getColors()!.length;
}
List<ui.Color?> colors = List.filled(clrcnt, null, growable: false);
int cnt = 0;
for (int i = 0; i < _dataSets.length; i++) {
List<ui.Color> clrs = _dataSets[i].getColors()!;
for (ui.Color clr in clrs) {
colors[cnt] = clr;
cnt++;
}
}
return colors;
}