toOptionsJSON method
Implementation
@override
void toOptionsJSON(StringBuffer buffer) {
super.toOptionsJSON(buffer);
if (backgroundColor != null) {
buffer.writeAll(
['"backgroundColor":', jsonEncode(backgroundColor), ','], '');
}
if (borderColor != null) {
buffer.writeAll(['"borderColor":', jsonEncode(borderColor), ','], '');
}
if (borderWidth != null) {
buffer.writeAll(['"borderWidth":', borderWidth, ','], '');
}
if (radius != null) {
buffer.writeAll(['"radius":', radius, ','], '');
}
}