toOptionsJSON method
Implementation
@override
void toOptionsJSON(StringBuffer buffer) {
super.toOptionsJSON(buffer);
if (items != null) {
buffer.writeAll(['"items":', jsonEncode(items), ','], '');
}
if (measureX != null) {
buffer.writeAll(['"measureX":', measureX?.toJSON(), ','], '');
}
if (measureXY != null) {
buffer.writeAll(['"measureXY":', measureXY?.toJSON(), ','], '');
}
if (measureY != null) {
buffer.writeAll(['"measureY":', measureY?.toJSON(), ','], '');
}
}