Field Detail

• ID

  public static final String ID

  See Also:

  Constant Field Values

Constructor Detail

• PngChunkBKGD

  public PngChunkBKGD(ImageInfo info)

Method Detail

• getOrderingConstraint

  public PngChunk.ChunkOrderingConstraint getOrderingConstraint()

  Description copied from class: PngChunk
  see PngChunk.ChunkOrderingConstraint

  Specified by:

  getOrderingConstraint in class PngChunk

• createRawChunk

  public ChunkRaw createRawChunk()

  Description copied from class: PngChunk
  Creates the physical chunk. This is used when writing (serialization). Each particular chunk class implements its own logic.

  Specified by:

  createRawChunk in class PngChunk

  Returns:

  A newly allocated and filled raw chunk

• parseFromRaw

  public void parseFromRaw(ChunkRaw c)

  Description copied from class: PngChunk
  Parses raw chunk and fill inside data. This is used when reading (deserialization). Each particular chunk class implements its own logic.

  Specified by:

  parseFromRaw in class PngChunk

• cloneForWrite

  public PngChunk cloneForWrite(ImageInfo imgInfo)

  Description copied from class: PngChunk
  Makes a copy of the chunk.

  This is used when copying chunks from a reader to a writer

  This is usually a (shallow) copy, and after the cloning this.equals(other) should return true

  Specified by:

  cloneForWrite in class PngChunk

• setGray

  public void setGray(int gray)

  Set gray value (0-255 if bitdept=8)

  Parameters:

  gray -

• getGray

  public int getGray()

• setPaletteIndex

  public void setPaletteIndex(int i)

  Set pallette index

• getPaletteIndex

  public int getPaletteIndex()

• setRGB

  public void setRGB(int r,
            int g,
            int b)

  Set rgb values

• getRGB

  public int[] getRGB()