source: trunk/src/org/expeditee/items/widgets/WidgetEdge.java@ 919

/**
 *    WidgetEdge.java
 *    Copyright (C) 2010 New Zealand Digital Library, http://expeditee.org
 *
 *    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 3 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, see <http://www.gnu.org/licenses/>.
 */

package org.expeditee.items.widgets;

import java.awt.Color;
import java.awt.Polygon;
import java.util.List;

import org.expeditee.items.Item;
import org.expeditee.items.Line;
import org.expeditee.items.Text;

/**
 * Widget edges define the boundries of an interactive widget.
 * 
 * @author Brook Novak
 */
public class WidgetEdge extends Line {

        private InteractiveWidget _widgetSource;

        WidgetEdge(WidgetCorner start, WidgetCorner end, int id,
                        InteractiveWidget widgetSource) {
                super(start, end, id);
                
                if (widgetSource == null)
                        throw new NullPointerException("widgetSource");
                _widgetSource = widgetSource;
        }

        public InteractiveWidget getWidgetSource() {
                return _widgetSource;
        }

        @Override
        public Item forceMerge(Item merger, int mouseX, int mouseY) {
                return null; // Don't allow breaking up of borders
        }

        @Override
        public void toggleArrow() {
                // Ignore
        }

        @Override
        public void toggleDashed(int amount) {
                // Ignore
        }

        @Override
        public void toggleArrowHeadRatio(int amount) {
                // Ignore
        }

        @Override
        public void toggleArrowHeadLength(int amount) {
                // Ignore
        }

        @Override
        public void setAnnotation(boolean val) {
                // Ignore
        }

        @Override
        public boolean isAnnotation() {
                return false;
        }

        @Override
        public void setArrow(float length, double ratio, double nib_perc) {
        }

        @Override
        public void setArrowhead(Polygon arrow) {
        }

        @Override
        public void setArrowheadLength(float length) {
        }

        @Override
        public void setArrowheadRatio(double ratio) {
        }

        @Override
        public void setBottomShadowColor(Color bottom) {
        }

        @Override
        public void setFillColor(Color c) {
        }

        @Override
        public void setFillPattern(String patternLink) {
        }

        @Override
        public void setSize(float size) {
        }
        
        @Override
        public void setFormula(String formula) {
        }
        
        @Override
        public void setAnchorTop(Float anchor) {
                _widgetSource.setAnchorTop(anchor);
        }

        @Override
        public void setAnchorBottom(Float anchor) {
                _widgetSource.setAnchorBottom(anchor);
        }

        @Override
        public void setAnchorLeft(Float anchor) {
                _widgetSource.setAnchorLeft(anchor);
        }

        @Override
        public void setAnchorRight(Float anchor) {
                _widgetSource.setAnchorRight(anchor);
        }

        @Override
        public boolean isAnchored() {
                return _widgetSource.isAnchored();
        }

        @Override
        public boolean isAnchoredX() {
                return _widgetSource.isAnchoredX();
        }

        @Override
        public boolean isAnchoredY() {
                return _widgetSource.isAnchoredY();
        }
        
        @Override
        public Float getAnchorTop() {
                return _widgetSource.getSource().getAnchorTop();
        }

        @Override
        public Float getAnchorBottom() {
                return _widgetSource.getSource().getAnchorBottom();
        }
        
        @Override
        public Float getAnchorLeft() {
                return _widgetSource.getSource().getAnchorLeft();
        }

        @Override
        public Float getAnchorRight() {
                return _widgetSource.getSource().getAnchorRight();
        }
        
        @Override
        public boolean contains(int x, int y) {
                return super.contains(x, y) && !_widgetSource.getBounds().contains(x, y);
        }

        @Override
        public Polygon getEnclosedShape() {
                return getStartItem().getEnclosedShape();
        }

        @Override
        public String getLink() {
                return _widgetSource.getSource().getLink();
        }

        @Override
        public void setLink(String link) {
                _widgetSource.setLink(link, null);
        }
        
        /**
         * @param link
         *          The new frame link. Can be null (for no link)
         * 
         * @param linker
         *                      The text item creating the link. Null if not created from
         *                      a text item.
         */
        public void setLink(String link, Text linker) {
                _widgetSource.setLink(link, linker);
        }

        @Override
        public void setThickness(float newThickness, boolean setConnected) {
                if (_widgetSource != null) {
                        float minThickness = _widgetSource.getMinimumBorderThickness();
                        if(newThickness < minThickness)
                                newThickness = minThickness;
                        super.setThickness(newThickness, setConnected);
                        _widgetSource.setSourceThickness(newThickness, false);
                }
        }       
        
        @Override
        public void setBackgroundColor(Color c) {
                if (_widgetSource != null) {
                        super.setBackgroundColor(c);
                        _widgetSource.setBackgroundColor(c);
                }
        }
        
        @Override
        public void setColor(Color c) {
                if (_widgetSource != null) {
                        super.setColor(c);
                        _widgetSource.setSourceBorderColor(c);
                }
        }
        
        @Override
        public void setData(List<String> data) {
                _widgetSource.setSourceData(data);
        }
        
        @Override
        public String getName() {
                return _widgetSource.getName();
        }
        
}