Subversion Repositories mkgmap

package uk.me.parabola.imgfmt.app.typ;

import uk.me.parabola.imgfmt.app.ImgFileWriter;
import uk.me.parabola.imgfmt.app.Writeable;

/**
 * The drawing order for a type and a set of subtypes.
 *
 * The drawing order is specified by the order of these within the file, rather than anything
 * actually in the item.
 */
public class DrawOrder implements Writeable {
        private final byte type;
        private int subTypes;
        private boolean hasSubtypes;

        public DrawOrder(int type) {
                this.type = (byte) (type & 0xff);
                if (type >= 0x100)
                        hasSubtypes = true;
        }

        public void write(ImgFileWriter writer) {
                writer.put1u(type);
                writer.put4(subTypes);
        }

        public void addSubtype(int subtype) {
                if (hasSubtypes)
                        subTypes |= 1 << subtype;
        }
}