Application: gvSIG desktop » gvSIG raster

package org.gvsig.raster.cache.buffer.impl.memory;

import org.gvsig.raster.cache.buffer.Buffer;

/**

 * Clase que representa una banda float de un buffer de memoria

 * 

 * @author Nacho Brodin (nachobrodin@gmail.com)

 */

public class FloatBand extends MemoryBand {

        public float[][]         buf = null;

        public FloatBand(int width, int height, int nBand, boolean malloc){

                super(width, height, nBand);

                this.setDataType(Buffer.TYPE_FLOAT);

                if(malloc)

                        buf = new float[height][width];

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.buffer.RasterBand#assign(float)

         */

        public void assign(float value) {

                for (int i = 0; i < buf.length; i++) {

                        for (int j = 0; j < buf[i].length; j++) {

                                buf[i][j] = value;

                        }

                }                

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.buffer.RasterBand#getFloatBlock(int)

         */

        public float[][] getFloatBlock(int block) {

                return buf;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.buffer.IRasterBand#setFloatBlock(float[][], int)

         */

        public void setFloatBlock(float[][] data, int block) {

                this.buf = data;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.buffer.RasterBand#getFloatLine(int)

         */

        public float[] getFloatLine(int line) {

                return buf[line];

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.buffer.RasterBand#getElemFloat(int, int)

         */

        public float getElemFloat(int line, int col) {

                return buf[line][col];

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.buffer.RasterBand#setFloatLine(float[], int)

         */

        public void setFloatLine(float[] data, int line) {

                buf[line] = data;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.raster.buffer.RasterBand#setElem(int, int, float)

         */

        public void setElem(int line, int col, float data) {

                buf[line][col] = data;

        }

        /*

         * (non-Javadoc)

         * @see org.fv.raster.buffer.memory.MemoryBand#free()

         */

        public void free() {

                buf = null;

        }

        /*

         * (non-Javadoc)

         * @see org.fv.raster.buffer.memory.MemoryBand#clone()

         */

        public MemoryBand clone() {

                if(buf == null)

                        return new FloatBand(getWidth(), getHeight(), getBandNumber(), false);

                FloatBand fb = new FloatBand(getWidth(), getHeight(), getBandNumber(), true);

                for(int row = 0; row < buf.length; row ++) {

                        for(int col = 0; col < buf[0].length; col ++) {

                                fb.setElem(row, col, buf[row][col]);

                        }

                }                

                return fb;

        }

}