/* Copyright 2014 The jeo project. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.jeo.raster;
import com.vividsolutions.jts.geom.Envelope;
import io.jeo.util.Dimension;
import org.osgeo.proj4j.CoordinateReferenceSystem;
import java.io.PrintStream;
import java.util.List;
/**
* Result of a query against a {@link RasterDataset}.
* <p>
*
* </p>
*/
public class Raster {
/**
* The bounds of the raster.
*/
Envelope bounds;
/**
* The projection of the raster.
*/
CoordinateReferenceSystem crs;
/**
* The dimensions of the raster.
*/
Dimension size;
/**
* Bands contained in the raster.
*/
List<Band> bands;
/**
* The raw raster data.
*/
DataBuffer data;
/**
* Nodata for this raster.
*/
NoData nodata = NoData.NONE;
/**
* The bounds of the raster in world coordinates.
*/
public Envelope bounds() {
return bounds;
}
/**
* Sets the bounds of the raster in world coordinates.
*/
public Raster bounds(Envelope bounds) {
this.bounds = bounds;
return this;
}
/**
* The world projection of the raster.
*/
public CoordinateReferenceSystem crs() {
return crs;
}
/**
* Sets the world projection of the raster.
*/
public Raster crs(CoordinateReferenceSystem crs) {
this.crs = crs;
return this;
}
/**
* The dimensions of the raster.
*/
public Dimension size() {
return size;
}
/**
* Sets the dimensions of the raster.
*/
public Raster size(Dimension size) {
this.size = size;
return this;
}
/**
* The raw data for the raster.
*/
public DataBuffer data() {
return data;
}
/**
* Sets the raw data for the raster.
*/
public Raster data(DataBuffer data) {
this.data = data;
return this;
}
/**
* The bands contained in the raster.
*/
public List<Band> bands() {
return bands;
}
/**
* Sets the bands contained in the raster.
*/
public Raster bands(List<Band> bands) {
this.bands = bands;
return this;
}
/**
* The nodata for the raster.
*/
public NoData nodata() {
return nodata;
}
/**
* Sets the nodata for the raster.
*/
public Raster nodata(NoData nodata) {
this.nodata = nodata;
return this;
}
/**
* Prints out the values of the raster in column row order.
* <p>
* This method is meant for debugging purposes and really only suitable for very
* small rasters.
* </p>
*/
public Raster print(PrintStream out) {
int idx = 0;
int w = size().width();
int h = size().height();
DataBuffer data = data();
for(int x=0; x<w; x++) {
out.print( x+"> \t");
for(int y=0; y<h; y++) {
Object v = data.get(idx++);
out.print( v + "\t");
}
out.println();
}
data.buffer().rewind();
return this;
}
}