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

/**
 *    WidgetCorner.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.Graphics2D;
import java.awt.Polygon;
import java.util.List;

import org.expeditee.items.Dot;
import org.expeditee.items.ItemParentStateChangedEvent;
import org.expeditee.items.Text;

public class WidgetCorner extends Dot {

        private InteractiveWidget _widgetSource;

        WidgetCorner(int x, int y, int id, InteractiveWidget widgetSource) {
                super(x, y, id);

                if (widgetSource == null)
                        throw new NullPointerException("widgetSource");
                _widgetSource = widgetSource;
        }

        @Override
        public void updatePolygon() {
                super.updatePolygon();
                if (_widgetSource != null)
                        _widgetSource.onBoundsChanged();
        }

        @Override
        public void setPosition(float x, float y) {
                invalidateFill();
                if (_widgetSource != null) { // _widgetSource == null on construction
                        if (!_widgetSource.setPositions(this, x, y)) {
                                super.setPosition(x, y);
                        }
                } 
                else {
                        super.setPosition(x, y);
                }
                invalidateFill();
        }

        @Override
        public void setXY(float x, float y) {
                invalidateFill();
                if (_widgetSource != null) { // _widgetSource == null on construction
                        if (!_widgetSource.setPositions(this, x, y)) {
                                super.setXY(x, y);
                        }
                } 
                else {
                        super.setXY(x, y);
                }
                invalidateFill();
        }

        // @Override
        // public void translate(Point2D origin, double ratio) {
        // super.translate(origin, ratio);
        // }

        @Override
        public void onParentStateChanged(ItemParentStateChangedEvent e) {
                super.onParentStateChanged(e);
                _widgetSource.onParentStateChanged(e);
        }

        public InteractiveWidget getWidgetSource() {
                return _widgetSource;
        }

        @Override
        public void paint(Graphics2D g) {
                // For fixed widgets, always have corner selected with connected context
                HighlightMode tmp = _mode; // save mode
                if (_mode == HighlightMode.Normal && _widgetSource.isFixedSize()) {
                        _mode = HighlightMode.Connected; // draw as connected context for
                        // fixed widgets
                }
                super.paint(g);
                _mode = tmp; // restore mode
        }

        @Override
        public void paintFill(Graphics2D g) {
                _widgetSource.paintFill(g); // only paints a fill if floating
        }

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

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

        @Override
        public String toString() {
                return "WidgetCorner: [" + this.getX() + "," + this.getY() + "]";
        }

        @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 setBackgroundColor(Color c) {
                if (_widgetSource != null) {
                        super.setBackgroundColor(c);
                        _widgetSource.setBackgroundColor(c);
                }
        }

        @Override
        public void setBottomShadowColor(Color bottom) {
        }

        @Override
        public void setFillColor(Color c) {
        }

        @Override
        public void setFillPattern(String patternLink) {
        }

        @Override
        public void toggleDashed(int amount) {
        }

        @Override
        public void setSize(float size) {
        }

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

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

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

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

        public void setAnchorCornerX(Float anchorLeft, Float anchorRight) {
                _anchorLeft = anchorLeft;
                _anchorRight = anchorRight;
        }
        
        public void setAnchorCornerY(Float anchorTop, Float anchorBottom) {
                _anchorTop = anchorTop;
                _anchorBottom= anchorBottom;
        }
        
        @Override
        public void setAnchorLeft(Float anchor) {
                _widgetSource.setAnchorLeft(anchor);
                _anchorLeft = anchor;
                _anchorRight = null;
        }

        @Override
        public void setAnchorRight(Float anchor) {
                _widgetSource.setAnchorRight(anchor);
                _anchorLeft = null;
                _anchorRight = anchor;
        }
        
        @Override
        public void setAnchorTop(Float anchor) {
                _widgetSource.setAnchorTop(anchor);
                _anchorTop = anchor;
                _anchorBottom = null;
        }

        @Override
        public void setAnchorBottom(Float anchor) {
                _widgetSource.setAnchorBottom(anchor);
                _anchorTop = null;
                _anchorBottom = anchor;
        }
        
        @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 setFormula(String formula) {
        }

        @Override
        public void setData(List<String> data) {
                _widgetSource.setSourceData(data);
        }

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

        @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 setColor(Color color) {
                if (_widgetSource != null) {
                        super.setColor(color);
                        _widgetSource.setSourceBorderColor(color);
                }
        }

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