| 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.

 *

 */

package org.gvsig.annotation.impl;

import java.awt.Color;

import java.util.ArrayList;

import java.util.Collections;

import java.util.List;

import org.gvsig.annotation.AnnotationCreationService;

import org.gvsig.annotation.AnnotationCreationServiceException;

import org.gvsig.annotation.AnnotationManager;

import org.gvsig.annotation.calculator.AnnotationPositionCalculator;

import org.gvsig.annotation.calculator.AnnotationPositionCalculatorCreationException;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.feature.FeatureStore;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.extensionpoint.ExtensionPoint;

import org.gvsig.tools.extensionpoint.ExtensionPointManager;

import org.gvsig.tools.service.ServiceException;

/**

 * Default {@link AnnotationManager} implementation.

 * 

 * @author gvSIG Team

 * @version $Id$

 */

public class DefaultAnnotationManager implements AnnotationManager {

        private static final String ANNOTATION_POSITION_CALCULATOR_EXTENSION_POINT = "AnnotationPositionCalculatorExtensionPoint";

        private ExtensionPointManager extensionPointManager = ToolsLocator.getExtensionPointManager();

        private static final String DEFAULT_ANNOTATION_POSITION_CALCULATOR = "DefaultAnnotationPositionCalculator";

        private String defaultTextValue = null;

        private int defaultFontColor = -1;

        private double defaultFontHeight = -1;

        private double defaultFontRotation = -1;

        private String defaultFontStyle = null;

        private String defaultFontType = null;

        private List<String> fontTypes = Collections.synchronizedList(new ArrayList<String>());

        private List<String> fontStyles = Collections.synchronizedList(new ArrayList<String>());

    public AnnotationCreationService getAnnotationCreationService(FeatureStore featureStore)

        throws ServiceException {

        AnnotationCreationService fc;

                try {

                        fc = new DefaultAnnotationCreationService(featureStore, this);

                } catch (DataException e) {

                        throw new AnnotationCreationServiceException("Impossible to create the annotation service", e);

                }

        return fc;

    }

        public AnnotationPositionCalculator getAnnotationPositionCalculator(

                        String name) throws AnnotationPositionCalculatorCreationException {

                if (extensionPointManager.get(ANNOTATION_POSITION_CALCULATOR_EXTENSION_POINT).has(name)){

                        try {

                                return (AnnotationPositionCalculator)extensionPointManager.get(ANNOTATION_POSITION_CALCULATOR_EXTENSION_POINT).create(name);

                        } catch (InstantiationException e) {

                                throw new AnnotationPositionCalculatorCreationException(name, e);

                        } catch (IllegalAccessException e) {

                                throw new AnnotationPositionCalculatorCreationException(name, e);

                        }

                }else{

                        throw new IllegalArgumentException("There is not an annotation position calculator registered with this name"); 

                }                

        }

        public List<String> getAnnotationPositionCalculatorList() {

                return extensionPointManager.get(ANNOTATION_POSITION_CALCULATOR_EXTENSION_POINT).getNames();

        }

        public AnnotationPositionCalculator getDefaultAnnotationPositionCalculator() throws AnnotationPositionCalculatorCreationException {

                return getAnnotationPositionCalculator(DEFAULT_ANNOTATION_POSITION_CALCULATOR);

        }

        public void registerAnnotationPositionCalculator(String name,

                        Class annotationPositionCalculatorClass) {

                if (!AnnotationPositionCalculator.class.isAssignableFrom(annotationPositionCalculatorClass)) {

                        throw new IllegalArgumentException(annotationPositionCalculatorClass.getName()

                                        + " must implement the AnnotationPositionCalculator interface");

                }

                ExtensionPoint extensionPoint = extensionPointManager.add(ANNOTATION_POSITION_CALCULATOR_EXTENSION_POINT, "");

                extensionPoint.append(name, name, annotationPositionCalculatorClass);                

        }

        public void registerDefaultAnnotationPositionCalculator(Class annotationPositionCalculatorClass) {

                registerAnnotationPositionCalculator(DEFAULT_ANNOTATION_POSITION_CALCULATOR,

                                annotationPositionCalculatorClass);

        }

        public void addFontStyle(String fontStyle) {

                fontStyles.add(fontStyle);                

        }

        public void addFontType(String fontType) {

                fontTypes.add(fontType);                

        }

        public int getDefaultFontColor() {

                return defaultFontColor;

        }

        public double getDefaultFontHeight() {

                return defaultFontHeight;

        }

        public double getDefaultFontRotation() {

                return defaultFontRotation;

        }

        public String getDefaultFontStyle() {

                return defaultFontStyle;

        }

        public String getDefaultFontType() {

                return defaultFontType;

        }

        public String getDefaultTextValue() {

                return defaultTextValue;

        }

        public List<String> getFontStyles() {

                return fontStyles;

        }

        public List<String> getFontTypes() {

                return fontTypes;

        }

        public void setDefaultFontColor(int fontColor) {

                this.defaultFontColor = fontColor;                

        }

        public void setDefaultFontHeight(double fontHeight) {

                this.defaultFontHeight = fontHeight;                

        }

        public void setDefaultFontRotation(double fontRotation) {

                this.defaultFontRotation = fontRotation;                

        }

        public void setDefaultFontStyle(String fontStyle) {

                this.defaultFontStyle = fontStyle;                

        }

        public void setDefaultFontType(String fontType) {

                this.defaultFontType = fontType;                

        }

        public void setDefaultTextValue(String textValue) {

                this.defaultTextValue = textValue;                

        }

}