// License: GPL. For details, see Readme.txt file.
package org.openstreetmap.gui.jmapviewer;
/**
* This is a rectangular range of tiles.
*/
public class TileRange {
protected int minX;
protected int maxX;
protected int minY;
protected int maxY;
protected int zoom;
protected TileRange() {
}
public TileRange(TileXY t1, TileXY t2, int zoom) {
minX = (int) Math.floor(Math.min(t1.getX(), t2.getX()));
minY = (int) Math.floor(Math.min(t1.getY(), t2.getY()));
maxX = (int) Math.ceil(Math.max(t1.getX(), t2.getX()));
maxY = (int) Math.ceil(Math.max(t1.getY(), t2.getY()));
this.zoom = zoom;
}
public TileRange(TileRange r) {
minX = r.minX;
minY = r.minY;
maxX = r.maxX;
maxY = r.maxY;
zoom = r.zoom;
}
protected double tilesSpanned() {
return Math.sqrt(1.0 * this.size());
}
/**
* Returns size
* @return size
*/
public int size() {
int xSpan = maxX - minX + 1;
int ySpan = maxY - minY + 1;
return xSpan * ySpan;
}
}