Package org.apache.commons.imaging.palette

Interface Palette

All Known Implementing Classes:
QuantizedPalette, SimplePalette
public interface Palette
Color palette.

  • Method Summary

    Modifier and Type
    Method
    Description
    int
    getEntry(int index)
    Gets the color for a given palette index.
    int
    getPaletteIndex(int rgb)
    Gets the palette index for a given color.
    int
    length()
    Gets the number of entries in the palette.

  • Method Details

    • getEntry

      int getEntry(int index)
      Gets the color for a given palette index.
      Parameters:
      index - the palette index to look up
      Returns:
      the color in ARGB format

    • getPaletteIndex

      int getPaletteIndex(int rgb) throws ImagingException
      Gets the palette index for a given color.
      Parameters:
      rgb - the color to look up
      Returns:
      the palette index
      Throws:
      ImagingException - if it fails to read the palette index

    • length

      int length()
      Gets the number of entries in the palette.
      Returns:
      the number of palette entries