signal_strength_indicator 0.5.0

Customizable signal strength indicator widget for Flutter. Allows to easily visualize signal strength.

0.5.0 - 2026-04-10

• BREAKING: migrated to Dart 3 / Flutter 3 (SDK constraint >=3.0.0 <4.0.0)
• Replaced lint package with flutter_lints for Dart 3 compatibility
• Removed deprecated strong-mode analyzer options
• Fixed division by zero when minValue == maxValue
• Fixed shouldRepaint to compare all style properties (previously only value was checked, preventing repaints on color/level changes)
• Fixed null dereference on IconTheme.size — falls back to 24.0
• Fixed threshold comparison: bars are now active when value >= threshold (was strict >)
• Added value clamping in normalizeValue to 0.0–1.0 range
• Fixed user-provided levels being silently discarded when count != barCount
• Moved clipRect outside the draw loop in sector painter
• Fixed variable shadowing in sector painter
• Removed redundant imports (widgets.dart, cupertino.dart)
• Updated constructors to use super parameters (Dart 3 style)
• Added unit tests for normalizeValue and normalizedLevels
• Updated README with full parameter documentation and more usage examples

0.4.1 - 2021-09-28

• Fixed Widget not rendered on value change (thanks @casabian for contribution)

0.4.0 - 2021-03-06

• migrated to nullsafety (stable)

0.4.0-nullsafety.0 - 2020-12-15

• migrated to nullsafety (beta)

0.3.1 - 2020-10-24

• bug fix for levels - levels should be absolute values from minValue to maxValue range (and they are normalized later)
• refactoring
  • moved barCount and levels to SignalStrengthIndicatorStyle
  • added normalizedValue and normalizedLevels getters to SignalStrengthIndicatorStyle

0.3.0+1 - 2020-05-09

• minor update (updated lint package, fixed lints, updated example)

0.3.0 - 2019-12-18

• tweaked bevelled bars
• BREAKING CHANGE: changed thresholds to levels
• added sector signal indicator (SignalStrengthIndicator.sector)

0.2.0 - 2019-12-02

• added bevelled option to bar signal indicator

0.1.0 - 2019-11-29

• first release
• bar signal indicator (SignalStrengthIndicator.bars)