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add feature that makes it possible to set touch on track to false #68

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add feature that makes it possible to set touch on track to false #68

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3 changes: 3 additions & 0 deletions example/lib/ui/example_page.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@ class ExampleViewModel {
final double min;
final double max;
final double value;
final bool touchOnTrack;
final InnerWidget? innerWidget;

ExampleViewModel(
Expand All @@ -15,6 +16,7 @@ class ExampleViewModel {
this.min = 0,
this.max = 100,
this.value = 50,
this.touchOnTrack = true,
this.innerWidget});
}

Expand Down Expand Up @@ -44,6 +46,7 @@ class ExamplePage extends StatelessWidget {
appearance: viewModel.appearance,
min: viewModel.min,
max: viewModel.max,
touchOnTrack: viewModel.touchOnTrack,
initialValue: viewModel.value,
)),
),
Expand Down
11 changes: 7 additions & 4 deletions example/lib/ui/home_page.dart
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Original file line number Diff line number Diff line change
@@ -1,10 +1,12 @@
import 'package:flutter/material.dart';
import 'clock_page.dart';
import 'random_value_page.dart';
import 'package:example/utils.dart';
import 'dart:math' as math;

import 'package:example/utils.dart';
import 'package:flutter/material.dart';
import 'package:sleek_circular_slider/sleek_circular_slider.dart';

import 'clock_page.dart';
import 'example_page.dart';
import 'random_value_page.dart';

/// Example 01
final CircularSliderAppearance appearance01 = CircularSliderAppearance();
Expand All @@ -13,6 +15,7 @@ final viewModel01 = ExampleViewModel(
min: 0,
max: 100,
value: 60,
touchOnTrack:false,
pageColors: [Colors.white, HexColor('#E1C3FF')]);
final example01 = ExamplePage(
viewModel: viewModel01,
Expand Down
25 changes: 21 additions & 4 deletions lib/src/circular_slider.dart
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Original file line number Diff line number Diff line change
@@ -1,24 +1,28 @@
library circular_slider;

import 'package:flutter/material.dart';
import 'package:flutter/gestures.dart';
import 'dart:math' as math;

import 'package:flutter/foundation.dart' show kIsWeb;
import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';
import 'package:sleek_circular_slider/src/slider_animations.dart';
import 'utils.dart';

import 'appearance.dart';
import 'slider_label.dart';
import 'dart:math' as math;
import 'utils.dart';

part 'curve_painter.dart';
part 'custom_gesture_recognizer.dart';

typedef void OnChange(double value);
typedef Widget InnerWidget(double percentage);


class SleekCircularSlider extends StatefulWidget {
final double initialValue;
final double min;
final double max;
final bool touchOnTrack;
final CircularSliderAppearance appearance;
final OnChange? onChange;
final OnChange? onChangeStart;
Expand All @@ -35,6 +39,7 @@ class SleekCircularSlider extends StatefulWidget {
this.initialValue = 50,
this.min = 0,
this.max = 100,
this.touchOnTrack = true,
this.appearance = defaultAppearance,
this.onChange,
this.onChangeStart,
Expand Down Expand Up @@ -297,6 +302,18 @@ class _SleekCircularSliderState extends State<SleekCircularSlider>
? widget.appearance.progressBarWidth
: 25.0;

if(!widget.touchOnTrack) {
Offset handlerOffset = degreesToCoordinates(
_painter!.center!, -math.pi / 2 + _startAngle + _currentAngle! + 1.5,
_painter!.radius);
if (!Rect.fromCenter(
center: position, width: touchWidth, height: touchWidth).contains(
handlerOffset)) {
return false;
}
}


if (isPointAlongCircle(
position, _painter!.center!, _painter!.radius, touchWidth)) {
_isHandlerSelected = true;
Expand Down