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package org.json.zip;

import java.io.IOException;

/**

* A bitwriter is a an interface that allows for doing output at the bit level.

* Most IO interfaces only allow for writing at the byte level or higher.

public interface BitWriter {

/**

* Returns the number of bits that have been written to this bitwriter.

public long nrBits();

/**

* Write a 1 bit.

* @throws IOException

public void one() throws IOException;

/**

* Pad the rest of the block with zeros and flush.

* @param factor

* The size in bits of the block to pad. This will typically be

* 8, 16, 32, 64, 128, 256, etc.

* @return true if the block was zero padded, or false if the the padding

* contains any one bits.

* @throws IOException

public void pad(int factor) throws IOException;

/**

* Write some bits. Up to 32 bits can be written at a time.

* @param bits

* The bits to be written.

* @param width

* The number of bits to write. (0..32)

* @throws IOException

public void write(int bits, int width) throws IOException;

/**

* Write a 0 bit.

* @throws IOException

public void zero() throws IOException;

}