drawYLabel method Null safety
override
y축 라벨을 그립니다.
Implementation
@override
void drawYLabel(Canvas canvas, Size size, int k) {
for (var i = 0; i < yLabelCount; i++) {
final xCenter = offset.dx;
double yCenter, yCenterBirthDay;
final yLabelValue = ((yMaxVal / (yLabelCount - 1)) * i);
final yLabelPainter = TextPainter(
text: TextSpan(text: yLabelValue.toStringAsFixed(0), style: TextStyle(color: Colors.black, fontSize: yLabelSize)),
textDirection: TextDirection.ltr,
textAlign: TextAlign.center,
);
yLabelPainter.layout(minWidth: yLabelWidth, maxWidth: yLabelWidth);
final yLabelBirthDayPainter = TextPainter(
text: TextSpan(text: "일령", style: TextStyle(color: Colors.black, fontSize: yLabelSize)),
textDirection: TextDirection.ltr,
textAlign: TextAlign.center,
);
yLabelBirthDayPainter.layout(minWidth: yLabelWidth, maxWidth: yLabelWidth);
yCenter = baseOffsetY +
size.height -
xLabelHourSize -
xLabelHourMargin -
xLabelDaySize -
xLabelDayMargin -
xLabelBirthDaySize -
xLabelBirthDayMargin -
(horizontalLineHeight / 2) -
(yLabelSize / 2) -
(i * ySectionHeight);
yCenterBirthDay = baseOffsetY + size.height - xLabelBirthDaySize;
yLabelPainter.paint(canvas, Offset(xCenter, yCenter));
if (isBiDirectional) {
yCenter = baseOffsetY +
size.height -
xLabelHourSize -
xLabelHourMargin -
xLabelDaySize -
xLabelDayMargin -
xLabelBirthDaySize -
xLabelBirthDayMargin -
(horizontalLineHeight / 2) -
(yLabelSize / 2) +
(i * ySectionHeight);
yCenterBirthDay = baseOffsetY + size.height + xLabelHourSize + xLabelHourMargin + xLabelDaySize + xLabelDayMargin + xLabelBirthDaySize + xLabelBirthDayMargin;
yLabelPainter.paint(canvas, Offset(xCenter, yCenter));
}
if (i == 0) yLabelBirthDayPainter.paint(canvas, Offset(xCenter, yCenterBirthDay));
}
}