// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm.gui.conflict.pair.relation;
import java.awt.Color;
import java.awt.Component;
import java.util.ArrayList;
import java.util.Collections;
import javax.swing.BorderFactory;
import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JTable;
import javax.swing.border.Border;
import javax.swing.table.TableCellRenderer;
import org.openstreetmap.josm.data.osm.Node;
import org.openstreetmap.josm.data.osm.OsmPrimitive;
import org.openstreetmap.josm.data.osm.RelationMember;
import org.openstreetmap.josm.gui.DefaultNameFormatter;
import org.openstreetmap.josm.gui.conflict.pair.ListMergeModel;
import org.openstreetmap.josm.tools.ImageProvider;
/**
* This is the {@see TableCellRenderer} used in the tables of {@see RelationMemberMerger}.
*
*/
public class RelationMemberTableCellRenderer extends JLabel implements TableCellRenderer {
public final static Color BGCOLOR_SELECTED = new Color(143,170,255);
public final static Color BGCOLOR_EMPTY_ROW = new Color(234,234,234);
public final static Color BGCOLOR_NOT_IN_OPPOSITE = new Color(255,197,197);
public final static Color BGCOLOR_IN_OPPOSITE = new Color(255,234,213);
public final static Color BGCOLOR_SAME_POSITION_IN_OPPOSITE = new Color(217,255,217);
public final static Color BGCOLOR_PARTICIPAING_IN_COMPARISON = Color.BLACK;
public final static Color FGCOLOR_PARTICIPAING_IN_COMPARISON = Color.WHITE;
public final static Color BGCOLOR_FROZEN = new Color(234,234,234);
private ImageIcon nodeIcon;
private ImageIcon wayIcon;
private ImageIcon relationIcon;
private Border rowNumberBorder = null;
/**
* Load the image icon for an OSM primitive of type node
*
* @return the icon; null, if not found
*/
protected void loadIcons() {
nodeIcon = ImageProvider.get("data", "node");
wayIcon = ImageProvider.get("data", "way");
relationIcon = ImageProvider.get("data", "relation");
}
/**
* constructor
*/
public RelationMemberTableCellRenderer() {
setIcon(null);
setOpaque(true);
loadIcons();
rowNumberBorder = BorderFactory.createEmptyBorder(0,4,0,0);
}
public String buildToolTipText(OsmPrimitive primitive) {
StringBuilder sb = new StringBuilder();
sb.append("<html>");
sb.append("<strong>id</strong>=")
.append(primitive.getId())
.append("<br>");
ArrayList<String> keyList = new ArrayList<String>(primitive.keySet());
Collections.sort(keyList);
for (int i = 0; i < keyList.size(); i++) {
if (i > 0) {
sb.append("<br>");
}
String key = keyList.get(i);
sb.append("<strong>")
.append(key)
.append("</strong>")
.append("=");
String value = primitive.get(key);
while(value.length() != 0) {
sb.append(value.substring(0,Math.min(50, value.length())));
if (value.length() > 50) {
sb.append("<br>");
value = value.substring(50);
} else {
value = "";
}
}
}
sb.append("</html>");
return sb.toString();
}
/**
* reset the renderer
*/
protected void reset() {
setBackground(Color.WHITE);
setForeground(Color.BLACK);
setBorder(null);
setIcon(null);
setToolTipText(null);
}
protected void renderBackground(ListMergeModel<Node>.EntriesTableModel model, RelationMember member, int row, int col, boolean isSelected) {
Color bgc = Color.WHITE;
if (col == 0) {
if (model.getListMergeModel().isFrozen()) {
bgc = BGCOLOR_FROZEN;
} else if (model.isParticipatingInCurrentComparePair()) {
bgc = BGCOLOR_PARTICIPAING_IN_COMPARISON;
} else if (isSelected) {
bgc = BGCOLOR_SELECTED;
}
} else {
if (model.getListMergeModel().isFrozen()) {
bgc = BGCOLOR_FROZEN;
} else if (member == null) {
bgc = BGCOLOR_EMPTY_ROW;
} else if (isSelected) {
bgc = BGCOLOR_SELECTED;
} else {
if (model.isParticipatingInCurrentComparePair()) {
if (model.isSamePositionInOppositeList(row)) {
bgc = BGCOLOR_SAME_POSITION_IN_OPPOSITE;
} else if (model.isIncludedInOppositeList(row)) {
bgc = BGCOLOR_IN_OPPOSITE;
} else {
bgc = BGCOLOR_NOT_IN_OPPOSITE;
}
}
}
}
setBackground(bgc);
}
protected void renderForeground(ListMergeModel<Node>.EntriesTableModel model, RelationMember member, int row, int col, boolean isSelected) {
Color fgc = Color.BLACK;
if (col == 0 && model.isParticipatingInCurrentComparePair() && ! model.getListMergeModel().isFrozen()) {
fgc = Color.WHITE;
}
setForeground(fgc);
}
protected void renderRole(RelationMember member) {
setText(member.getRole());
setToolTipText(member.getRole());
}
protected void renderPrimitive(RelationMember member) {
String displayName = member.getMember().getDisplayName(DefaultNameFormatter.getInstance());
setText(displayName);
setToolTipText(buildToolTipText(member.getMember()));
if (member.isNode()) {
setIcon(nodeIcon);
} else if (member.isWay()) {
setIcon(wayIcon);
} else if (member.isRelation()) {
setIcon(relationIcon);
} else {
// should not happen
setIcon(null);
}
}
/**
* render the row id
* @param row the row index
* @param isSelected
*/
protected void renderRowId(int row) {
setBorder(rowNumberBorder);
setText(Integer.toString(row+1));
}
protected void renderEmptyRow() {
setIcon(null);
setBackground(BGCOLOR_EMPTY_ROW);
setText("");
}
public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
int row, int column) {
RelationMember member = (RelationMember)value;
reset();
renderBackground(getModel(table), member, row, column, isSelected);
renderForeground(getModel(table), member, row, column, isSelected);
switch(column) {
case 0:
renderRowId(row);
break;
case 1:
if (member == null) {
renderEmptyRow();
} else {
renderRole(member);
}
break;
case 2:
if (member == null) {
renderEmptyRow();
} else {
renderPrimitive(member);
}
break;
default:
// should not happen
}
return this;
}
/**
* replies the model
* @param table the table
* @return the table model
*/
@SuppressWarnings("unchecked")
protected ListMergeModel<Node>.EntriesTableModel getModel(JTable table) {
return (ListMergeModel.EntriesTableModel)table.getModel();
}
}