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Y Axis Lines display issue resolved. #105

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Y Axis Lines display issue resolved. #105

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3 changes: 2 additions & 1 deletion lib/src/bezier_chart_config.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -91,7 +91,7 @@ class BezierChartConfig {
final double contentWidth;

///`true` if you want to display a vertical line on each X data point, it only works when there is one `BezierLine`.
final bool displayLinesXAxis;
final bool displayLinesXAxis, displayLinesYAxis;

///Color for the vertical line in each X point, only works when `displayLinesXAxis` is true
final Color xLinesColor;
Expand Down Expand Up @@ -123,6 +123,7 @@ class BezierChartConfig {
this.verticalIndicatorFixedPosition = false,
this.startYAxisFromNonZeroValue = true,
this.displayLinesXAxis = false,
this.displayLinesYAxis = false,
this.stepsYAxis,
this.xLinesColor = Colors.grey,
this.displayDataPointWhenNoValue = true,
Expand Down
19 changes: 16 additions & 3 deletions lib/src/bezier_chart_widget.dart
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Original file line number Diff line number Diff line change
@@ -1,13 +1,13 @@
import 'dart:math';
import 'dart:ui';

import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';

import 'bezier_line.dart';
import 'bezier_chart_config.dart';
import 'package:intl/intl.dart' as intl;

import 'bezier_chart_config.dart';
import 'bezier_line.dart';
import 'my_single_child_scroll_view.dart';

typedef FooterValueBuilder = String Function(double value);
Expand Down Expand Up @@ -1191,6 +1191,19 @@ class _BezierChartPainter extends CustomPainter {
canvas.drawLine(
Offset(valueX, height), Offset(valueX, valueY), paintXLines);
}
if (config.displayLinesYAxis) {
double yVal = valueY;
// Y axis Horizontal Line here.
double yHeight = height -
_getRealValue(
yVal - (config.startYAxisFromNonZeroValue ? minYValue : 0.0),
height,
_maxValueY,
);

canvas.drawLine(
Offset(0, yHeight), Offset(size.width, yHeight), paintXLines);
}

if (lastPoint == null) {
lastPoint = _AxisValue(x: valueX, y: valueY);
Expand Down