alter 1.0.0

A lightweight, mobile-first Flutter design system featuring curated Geist typography, semantic tokens, and modular UI components.

Changelog

1.0.0

Production Release — UI Foundation & Enhanced Component Modularity

• Typography & Styling:

  • Package-level asset scoping for Geist (100 to 900) and Instrument Serif font families.
  • Comprehensive color swatches (AlterColors) and Light Mode semantic token palette (AlterSemanticTokens).

• Components & Enhancements:

  • ApplicationHeader (v1.1.0): Added hasReturnButton back navigation trigger (ButtonIconGhost), custom action icon bindings, and avatar image provider support with animated child slot expansion.
  • AlterBottomNavigationBar (v1.1.0): Refined auto-layout geometry with explicit 8px item gap and standard bar sizing.
  • BottomNavigationBarAction (v1.1.0): Standardized action trigger variants (buttons), default secondary styling, and custom action slotting.
  • ButtonText (v1.1.0): Added ButtonType.red variant with statusDanger fill and colorsRed800 border stroke.
  • ButtonIcon (v1.3.0): Added ButtonIconType.red variant, customizable sizing (48x48, 64x64), and selection border highlights.
  • ButtonIconGhost (v1.1.0): Integrated gesture hooks (onTapDown, onTapUp, onTapCancel, onLongPress) for continuous interaction.
  • ButtonGraphicImage (v1.1.0): Added ImageProvider? image support with 20px anti-aliased clipping for avatars and custom child slots.
  • ButtonGraphicText (v1.0.2): Fine-tuned asymmetric padding (7px 10px 9px) for metric badge styling.
  • Pill (v1.0.3): Added animated cross-fades and smooth cubic sizing transitions between label/value variations across default and compact sizes.
  • Checkbox (v1.0.0): Tri-state selection control with unchecked, intermediate, and checked states with statusSuccess highlight.
  • ToggleIcon (v1.1.0): Implemented Material/MUI convention supporting outline icon and filled selectedIcon with graceful color fallback.
  • ListItem (v1.0.1): Aligned subtitle styling to textDisabled (#99A1AF) and standardized swappable left/right slots.
  • Search (v1.0.1): Sized input field with 20px corner radius, prefix search icon, and focus/typing states.

• Testing & Documentation:

  • Comprehensive test suite verifying tokens, rendering, and interaction behaviors.
  • Public documentation for all components in lib/components/**/*.md with property tables and usage guides.

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0.0.1

• Initial preview of the Alter Design System for Flutter.
• Curated typography scale supporting Geist and Instrument Serif font families.
• Color swatches (AlterColors) and semantic tokens (AlterSemanticTokens).
• Initial UI component implementations.