Flutter ColorFilter generator and presets to use with ColorFiltered widget.

ColorFiltered(
  colorFilter: ColorFilter.matrix(
    ColorFilterAddons.brightness(0.4),
  ),
  child: Image.network('https://example.com/path/to/image.png'),
)

ColorFilterGenerator myFilter = ColorFilterGenerator(
  name: "CustomFilter",
  filters: [
    ColorFilterAddons.brightness(.1),
    ColorFilterAddons.contrast(.1),
    ColorFilterAddons.saturation(.15),
    PresetFilters.ludwig,
    PresetFilters.ludwig.opacity(0.20),
  ]
);

// Usage
ColorFiltered(
  colorFilter: ColorFilter.matrix(myFilter.matrix),
  child: Image.network('https://example.com/path/to/image.png'),
)