/*
* Freeplane - mind map editor
* Copyright (C) 2008 Joerg Mueller, Daniel Polansky, Christian Foltin, Dimitry Polivaev
*
* 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, see <http://www.gnu.org/licenses/>.
*/
package org.freeplane.view.swing.map;
import java.awt.Point;
import java.awt.Rectangle;
import java.util.Vector;
import javax.swing.JComponent;
import org.apache.commons.lang.StringEscapeUtils;
import org.freeplane.features.map.NodeModel;
import org.freeplane.features.mode.ModeController;
import org.freeplane.features.text.TextController;
/** */
class ClickableImageCreator {
public static class AreaHolder {
String alt;
Rectangle coordinates = new Rectangle();
String href;
String shape = "rect";
String title;
}
Vector<AreaHolder> area = new Vector<AreaHolder>();
private Rectangle innerBounds;
final private MapView mapView;
final private String regExpLinkReplacement;
final private NodeModel root;
/**
* @param regExpLinkReplacement
* if for example the link abc must be replaced with FMabcFM,
* then this string has to be FM$1FM.
*/
ClickableImageCreator(final NodeModel root, final ModeController modeController, final String regExpLinkReplacement) {
super();
this.root = root;
this.regExpLinkReplacement = regExpLinkReplacement;
mapView = ((MapView) modeController.getController().getMapViewManager().getMapViewComponent());
if (mapView != null) {
innerBounds = mapView.getInnerBounds();
}
else {
innerBounds = new Rectangle(0, 0, 100, 100);
}
// this.modeController = modeController;
createArea();
}
private void createArea() {
createArea(root);
}
private void createArea(final NodeModel node) {
final NodeView nodeView = mapView.getNodeView(node);
if (nodeView != null) {
final AreaHolder holder = new AreaHolder();
holder.title = TextController.getController().getShortText(node);
holder.alt = TextController.getController().getShortText(node);
holder.href = node.createID();
final Point contentXY = mapView.getNodeContentLocation(nodeView);
final JComponent content = nodeView.getContent();
holder.coordinates.x = (int) (contentXY.x - innerBounds.getMinX());
holder.coordinates.y = (int) (contentXY.y - innerBounds.getMinY());
holder.coordinates.width = content.getWidth();
holder.coordinates.height = content.getHeight();
area.add(holder);
for (final NodeModel child: mapView.getModeController().getMapController().childrenUnfolded(node)) {
createArea(child);
}
}
}
public String generateHtml() {
final StringBuilder htmlArea = new StringBuilder();
for (final AreaHolder holder : area) {
htmlArea.append("<area shape=\"" + holder.shape + "\" href=\"#"
+ holder.href.replaceFirst("^(.*)$", regExpLinkReplacement) + "\" alt=\""
+ StringEscapeUtils.escapeHtml(holder.alt) + "\" title=\""
+ StringEscapeUtils.escapeHtml(holder.title) + "\" coords=\"" + holder.coordinates.x + ","
+ holder.coordinates.y + "," + (holder.coordinates.width + holder.coordinates.x) + ","
+ +(holder.coordinates.height + holder.coordinates.y) + "\" />");
}
return htmlArea.toString();
}
}