/*********************************************************************
 *
 *      Copyright (C) 2002 Andrew Khan
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 ***************************************************************************/

package org.xbib.datastructures.xslx.jxl.write.biff;

import org.xbib.datastructures.xslx.jxl.SheetSettings;
import org.xbib.datastructures.xslx.jxl.biff.DoubleHelper;
import org.xbib.datastructures.xslx.jxl.biff.IntegerHelper;
import org.xbib.datastructures.xslx.jxl.biff.Type;
import org.xbib.datastructures.xslx.jxl.biff.WritableRecordData;
import org.xbib.datastructures.xslx.jxl.common.Logger;
import org.xbib.datastructures.xslx.jxl.format.PageOrder;
import org.xbib.datastructures.xslx.jxl.format.PageOrientation;
import org.xbib.datastructures.xslx.jxl.format.PaperSize;

/**
 * Stores the options and measurements from the Page Setup dialog box
 */
class SetupRecord extends WritableRecordData {
    /**
     * The logger
     */
    Logger logger = Logger.getLogger(SetupRecord.class);

    /**
     * The binary data for output to file
     */
    private byte[] data;

    /**
     * The header margin
     */
    private double headerMargin;

    /**
     * The footer margin
     */
    private double footerMargin;

    /**
     * The page orientation
     */
    private PageOrientation orientation;

    /**
     * The page order
     */
    private PageOrder order;

    /**
     * The paper size
     */
    private int paperSize;

    /**
     * The scale factor
     */
    private final int scaleFactor;

    /**
     * The page start
     */
    private final int pageStart;

    /**
     * The fit width
     */
    private final int fitWidth;

    /**
     * The fit height
     */
    private final int fitHeight;

    /**
     * The horizontal print resolution
     */
    private final int horizontalPrintResolution;

    /**
     * The vertical print resolution
     */
    private final int verticalPrintResolution;

    /**
     * The number of copies
     */
    private final int copies;

    /**
     * Indicates whether the setup data should be  initiliazed in the setup
     * box
     */
    private final boolean initialized;

    /**
     * Constructor, taking the sheet settings.  This object just
     * takes the various fields from the bean in which it is interested
     *
     * @param the sheet settings
     */
    public SetupRecord(SheetSettings s) {
        super(Type.SETUP);

        orientation = s.getOrientation();
        order = s.getPageOrder();
        headerMargin = s.getHeaderMargin();
        footerMargin = s.getFooterMargin();
        paperSize = s.getPaperSize().getValue();
        horizontalPrintResolution = s.getHorizontalPrintResolution();
        verticalPrintResolution = s.getVerticalPrintResolution();
        fitWidth = s.getFitWidth();
        fitHeight = s.getFitHeight();
        pageStart = s.getPageStart();
        scaleFactor = s.getScaleFactor();
        copies = s.getCopies();
        initialized = true;
    }

    /**
     * Sets the orientation
     *
     * @param o the orientation
     */
    public void setOrientation(PageOrientation o) {
        orientation = o;
    }

    /**
     * Sets the page order
     *
     * @param o
     */
    public void setOrder(PageOrder o) {
        order = o;
    }

    /**
     * Sets the header and footer margins
     *
     * @param hm the header margin
     * @param fm the footer margin
     */
    public void setMargins(double hm, double fm) {
        headerMargin = hm;
        footerMargin = fm;
    }

    /**
     * Sets the paper size
     *
     * @param ps the paper size
     */
    public void setPaperSize(PaperSize ps) {
        paperSize = ps.getValue();
    }

    /**
     * Gets the binary data for output to file
     *
     * @return the binary data
     */
    public byte[] getData() {
        data = new byte[34];

        // Paper size
        IntegerHelper.getTwoBytes(paperSize, data, 0);

        // Scale factor
        IntegerHelper.getTwoBytes(scaleFactor, data, 2);

        // Page start
        IntegerHelper.getTwoBytes(pageStart, data, 4);

        // Fit width
        IntegerHelper.getTwoBytes(fitWidth, data, 6);

        // Fit height
        IntegerHelper.getTwoBytes(fitHeight, data, 8);

        // grbit
        int options = 0;
        if (order == PageOrder.RIGHT_THEN_DOWN) {
            options |= 0x01;
        }

        if (orientation == PageOrientation.PORTRAIT) {
            options |= 0x02;
        }

        if (pageStart != 0) {
            options |= 0x80;
        }

        if (!initialized) {
            options |= 0x04;
        }

        IntegerHelper.getTwoBytes(options, data, 10);

        // print resolution
        IntegerHelper.getTwoBytes(horizontalPrintResolution, data, 12);

        // vertical print resolution
        IntegerHelper.getTwoBytes(verticalPrintResolution, data, 14);

        // header margin
        DoubleHelper.getIEEEBytes(headerMargin, data, 16);

        // footer margin
        DoubleHelper.getIEEEBytes(footerMargin, data, 24);

        // Number of copies
        IntegerHelper.getTwoBytes(copies, data, 32);

        return data;
    }
}

