acme_chart

June 12, 2026

• Improved pub score

June 12, 2026

• Initial release of acme_chart.
• Candlestick and line chart types via CandleSeries and LineSeries, with configurable CandleStyle and LineStyle.
• Overlay indicators (share the main y-axis) and bottom indicators (independent y-axis) via overlayConfigs and bottomConfigs.
• 50+ technical indicators including RSI, MACD, Bollinger Bands, Ichimoku Cloud, Parabolic SAR, ADX, Stochastic (Fast/Slow/SMI), ATR, Aroon, CCI, Williams %R, ROC, DPO, Gator Oscillator, Donchian Channel, ZigZag, and all major moving averages (SMA, EMA, DEMA, TEMA, WMA, HMA, LSMA, TRIMA, MMA, VMA, WWSMA, ZELMA).
• Annotations support: HorizontalBarrier, VerticalBarrier, and TickIndicator, with customizable styles and visibility modes.
• Interactive drawing tools (trend lines, channels, Fibonacci retracements, and more).
• Trade markers via MarkerSeries with support for up/down markers, active markers, and entry/exit tick markers.
• AcmeChart widget - batteries-included wrapper with built-in UI for adding, removing, and configuring indicators and drawing tools, with automatic persistence via shared_preferences.
• ChartController for programmatic scroll (scrollToLastTick) and zoom (scale).
• Built-in dark and light themes that automatically follow Theme.of(context).brightness; extend ChartDefaultDarkTheme or ChartDefaultLightTheme to customise.
• Localization support via ChartLocalization.delegate and ChartLocalization.load.
• Callbacks: onVisibleAreaChanged (left/right epoch bounds) and onCrosshairAppeared.
• Performance optimisations: binary search for visible data, per-index indicator value caching via acme_indicators.