Subversion Repositories mkgmap

/*
 * Copyright (C) 2011.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3 or
 * version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 */
package uk.me.parabola.imgfmt.app.typ;

import java.nio.charset.CharsetEncoder;

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

/**
 * Represents a POI in the typ file.
 *
 * @author Steve Ratcliffe
 */
public class TypPoint extends TypElement {
        private Xpm nightXpm;
        private static final byte F_BITMAP = 0x1;
        private static final byte F_NIGHT_XPM = 0x2;
        private static final byte F_LABEL = 0x4;
        private static final byte F_EXTENDED_FONT = 0x8;

        public void write(ImgFileWriter writer, CharsetEncoder encoder) {
                offset = writer.position();

                byte flags = F_BITMAP;

                if (nightXpm != null)
                        flags |= F_NIGHT_XPM;
               
                if (!labels.isEmpty())
                        flags |= F_LABEL;

                if (fontStyle != 0 || dayFontColour != null || nightFontColour != null)
                        flags |= F_EXTENDED_FONT;

                writer.put(flags);

                // Width and height is the same for day and night images, so it is written once only.
                ColourInfo colourInfo = xpm.getColourInfo();
                writer.put((byte) colourInfo.getWidth());
                writer.put((byte) colourInfo.getHeight());

                // Day or only image
                writeImage(writer, xpm);

                if ((flags & F_NIGHT_XPM) != 0)
                        writeImage(writer, nightXpm);

                if ((flags & F_LABEL) != 0)
                        writeLabelBlock(writer, encoder);

                if ((flags & F_EXTENDED_FONT) != 0)
                        writeExtendedFontInfo(writer);
        }

        public void setNightXpm(Xpm nightXpm) {
                this.nightXpm = nightXpm;
        }

        /**
         * Points have full pixmaps with multiple colours, including 24 full colour images.
         */
        public boolean simpleBitmap() {
                return false;
        }
}