| gvSIG desktop 1

/* gvSIG. Geographic Information System of the Valencian Government

*

* Copyright (C) 2007-2008 Infrastructures and Transports Department

* of the Valencian Government (CIT)

* 

* This program is free software; you can redistribute it and/or

* modify it under the terms of the GNU General Public License

* as published by the Free Software Foundation; either version 2

* of the License, or (at your option) any later version.

* 

* 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.

* 

* You should have received a copy of the GNU General Public License

* along with this program; if not, write to the Free Software

* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 

* MA  02110-1301, USA.

* 

*/

/*

* AUTHORS (In addition to CIT):

* 2009 {Iver T.I.}   {Task}

*/

package org.gvsig.fmap.mapcontrol.impl;

import java.awt.Color;

import java.awt.Graphics;

import java.awt.Graphics2D;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.gvsig.fmap.mapcontrol.PrimitivesDrawer;

/**

 * @author <a href="mailto:jpiera@gvsig.org">Jorge Piera</a>

 */

public class DefaultPrimitivesDrawer implements PrimitivesDrawer{

    private static final Logger LOG = LoggerFactory

        .getLogger(DefaultPrimitivesDrawer.class);

    protected Graphics2D graphics = null;

        protected Color color = Color.BLACK;

        protected Color xorColor = Color.WHITE;

        private Object lockObject = null;

        public DefaultPrimitivesDrawer() {

                super();                

        }        

        public DefaultPrimitivesDrawer(Graphics2D graphics) {

                super();

                this.graphics = graphics;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.mapcontrol.PrimitivesDrawer#drawLine(int, int, int, int)

         */

        public void drawLine(int x1, int y1, int x2, int y2) {

                graphics.setXORMode(xorColor);

                graphics.drawLine(x1, y1, x2, y2);

                graphics.setPaintMode();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.mapcontrol.PrimitivesDrawer#drawOval(int, int, int, int)

         */

        public void drawOval(int x, int y, int width, int height) {

                graphics.setXORMode(xorColor);

                graphics.drawOval(x, y, width, height);

                graphics.setPaintMode();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.mapcontrol.PrimitivesDrawer#drawRect(int, int, int, int)

         */

        public void drawRect(int x, int y, int width, int height) {

                graphics.setXORMode(xorColor);

                graphics.drawRect(x, y, width, height);        

                graphics.setPaintMode();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.mapcontrol.PrimitivesDrawer#fillRect(int, int, int, int)

         */

        public void fillRect(int x, int y, int width, int height) {

                graphics.setXORMode(xorColor);

                graphics.fillRect(x, y, width, height);

                graphics.setPaintMode();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.mapcontrol.PrimitivesDrawer#setColor(java.awt.Color)

         */

        public void setColor(Color color) {

                this.color = color;                

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.mapcontrol.PrimitivesDrawer#setGraphics(java.awt.Graphics)

         */

        public void setGraphics(Graphics graphics) {

                this.graphics = (Graphics2D)graphics;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.mapcontrol.PrimitivesDrawer#stopDrawing(java.lang.Object)

         */

        public void stopDrawing(Object obj) {

                if (lockObject != obj){

            LOG.warn("Trying to unlock a resource that is not locked");

                        return;

                }

                lockObject = null;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.mapcontrol.PrimitivesDrawer#startDrawing(java.lang.Object)

         */

        public void startDrawing(Object obj) throws InterruptedException {

                while ((lockObject != null) && (obj != lockObject)){

                        Thread.sleep(100);

                }

                lockObject = obj;

        }

}