TurnSlashSymbol.java

//----------------------------------------------------------------------------//
//                                                                            //
//                       T u r n S l a s h S y m b o l                        //
//                                                                            //
//----------------------------------------------------------------------------//
// <editor-fold defaultstate="collapsed" desc="hdr">                          //
//  Copyright © Hervé Bitteur and others 2000-2013. All rights reserved.      //
//  This software is released under the GNU General Public License.           //
//  Goto http://kenai.com/projects/audiveris to report bugs or suggestions.   //
//----------------------------------------------------------------------------//
// </editor-fold>
package omr.ui.symbol;

import omr.glyph.Shape;
import static omr.ui.symbol.Alignment.*;

import java.awt.BasicStroke;
import java.awt.Graphics2D;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Stroke;
import java.awt.geom.Rectangle2D;

/**
 * Class {@code TurnSlashSymbol} displays a TURN symbol with a vertical slash
 */
public class TurnSlashSymbol
        extends ShapeSymbol
{
    //~ Instance fields --------------------------------------------------------

    /** The turn symbol */
    private final ShapeSymbol turnSymbol = Symbols.getSymbol(Shape.TURN);

    //~ Constructors -----------------------------------------------------------
    //-----------------//
    // TurnSlashSymbol //
    //-----------------//
    /**
     * Creates a new TurnSlashSymbol object.
     *
     * @param isIcon true for an icon
     */
    public TurnSlashSymbol (boolean isIcon)
    {
        super(isIcon, Shape.TURN_SLASH, false);
    }

    //~ Methods ----------------------------------------------------------------
    //------------//
    // createIcon //
    //------------//
    @Override
    protected ShapeSymbol createIcon ()
    {
        return new TurnSlashSymbol(true);
    }

    //-----------//
    // getParams //
    //-----------//
    @Override
    protected Params getParams (MusicFont font)
    {
        MyParams p = new MyParams();

        p.layout = font.layout(turnSymbol.getString());

        Rectangle2D rect = p.layout.getBounds();
        p.rect = new Rectangle(
                (int) Math.ceil(rect.getWidth()),
                (int) Math.ceil(rect.getHeight() * 1.4));
        p.stroke = new BasicStroke(Math.max(1f, p.rect.width / 20f));

        return p;
    }

    //-------//
    // paint //
    //-------//
    @Override
    protected void paint (Graphics2D g,
                          Params params,
                          Point location,
                          Alignment alignment)
    {
        MyParams p = (MyParams) params;
        Point loc = alignment.translatedPoint(AREA_CENTER, p.rect, location);
        MusicFont.paint(g, p.layout, loc, AREA_CENTER);

        Stroke oldStroke = g.getStroke();
        g.setStroke(p.stroke);
        g.drawLine(loc.x, location.y, loc.x, location.y + p.rect.height);
        g.setStroke(oldStroke);
    }

    //~ Inner Classes ----------------------------------------------------------
    //--------//
    // Params //
    //--------//
    private class MyParams
            extends Params
    {
        //~ Instance fields ----------------------------------------------------

        Stroke stroke;

    }
}