| 1 | // License: GPL. For details, see LICENSE file.
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| 2 | package org.openstreetmap.josm.gui.dialogs.relation;
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| 3 |
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| 4 | import java.awt.Color;
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| 5 | import java.awt.Component;
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| 6 | import java.util.ArrayList;
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| 7 | import java.util.Collections;
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| 8 | import java.util.HashMap;
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| 9 |
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| 10 | import javax.swing.ImageIcon;
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| 11 | import javax.swing.JLabel;
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| 12 | import javax.swing.JTable;
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| 13 | import javax.swing.table.TableCellRenderer;
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| 14 |
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| 15 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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| 16 | import org.openstreetmap.josm.data.osm.OsmPrimitiveType;
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| 17 | import org.openstreetmap.josm.gui.DefaultNameFormatter;
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| 18 | import org.openstreetmap.josm.tools.ImageProvider;
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| 19 |
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| 20 | /**
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| 21 | * This is the {@see TableCellRenderer} used in the tables of {@see RelationMemberMerger}.
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| 22 | *
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| 23 | */
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| 24 | public class SelectionTableCellRenderer extends JLabel implements TableCellRenderer {
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| 25 | public final static Color BGCOLOR_SELECTED = new Color(143,170,255);
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| 26 | public final static Color BGCOLOR_DOUBLE_ENTRY = new Color(255,234,213);
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| 27 |
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| 28 |
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| 29 | private HashMap<OsmPrimitiveType, ImageIcon> icons;
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| 30 | /**
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| 31 | * reference to the member table model; required, in order to check whether a
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| 32 | * selected primitive is already used in the member list of the currently edited
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| 33 | * relation
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| 34 | */
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| 35 | private MemberTableModel model;
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| 36 |
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| 37 | /**
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| 38 | * Load the image icon for an OSM primitive of type node
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| 39 | *
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| 40 | * @return the icon; null, if not found
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| 41 | */
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| 42 | protected void loadIcons() {
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| 43 | icons = new HashMap<OsmPrimitiveType, ImageIcon>();
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| 44 | icons.put(OsmPrimitiveType.NODE,ImageProvider.get("data", "node"));
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| 45 | icons.put(OsmPrimitiveType.WAY, ImageProvider.get("data", "way"));
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| 46 | icons.put(OsmPrimitiveType.RELATION, ImageProvider.get("data", "relation"));
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| 47 | }
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| 48 |
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| 49 | /**
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| 50 | * constructor
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| 51 | */
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| 52 | public SelectionTableCellRenderer() {
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| 53 | setIcon(null);
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| 54 | setOpaque(true);
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| 55 | loadIcons();
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| 56 | }
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| 57 |
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| 58 | public String buildToolTipText(OsmPrimitive primitive) {
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| 59 | StringBuilder sb = new StringBuilder();
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| 60 | sb.append("<html>");
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| 61 | sb.append("<strong>id</strong>=")
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| 62 | .append(primitive.id)
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| 63 | .append("<br>");
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| 64 | ArrayList<String> keyList = new ArrayList<String>(primitive.keySet());
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| 65 | Collections.sort(keyList);
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| 66 | for (int i = 0; i < keyList.size(); i++) {
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| 67 | if (i > 0) {
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| 68 | sb.append("<br>");
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| 69 | }
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| 70 | String key = keyList.get(i);
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| 71 | sb.append("<strong>")
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| 72 | .append(key)
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| 73 | .append("</strong>")
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| 74 | .append("=");
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| 75 | String value = primitive.get(key);
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| 76 | while(value.length() != 0) {
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| 77 | sb.append(value.substring(0,Math.min(50, value.length())));
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| 78 | if (value.length() > 50) {
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| 79 | sb.append("<br>");
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| 80 | value = value.substring(50);
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| 81 | } else {
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| 82 | value = "";
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| 83 | }
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| 84 | }
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| 85 | }
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| 86 | sb.append("</html>");
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| 87 | return sb.toString();
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| 88 | }
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| 89 |
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| 90 | /**
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| 91 | * reset the renderer
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| 92 | */
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| 93 | protected void reset() {
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| 94 | setBackground(Color.WHITE);
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| 95 | setForeground(Color.BLACK);
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| 96 | setBorder(null);
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| 97 | setIcon(null);
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| 98 | setToolTipText(null);
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| 99 | }
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| 100 |
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| 101 | protected void renderBackground(OsmPrimitive primitive, boolean isSelected) {
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| 102 | Color bgc = Color.WHITE;
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| 103 | if (isSelected) {
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| 104 | bgc = BGCOLOR_SELECTED;
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| 105 | } else if (primitive != null && model != null && model.getNumMembersWithPrimitive(primitive) > 0) {
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| 106 | bgc = BGCOLOR_DOUBLE_ENTRY;
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| 107 | }
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| 108 | setBackground(bgc);
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| 109 | }
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| 110 |
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| 111 | protected void renderForeground(boolean isSelected) {
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| 112 | Color fgc = Color.BLACK;
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| 113 | setForeground(fgc);
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| 114 | }
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| 115 |
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| 116 | protected void renderPrimitive(OsmPrimitive primitive) {
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| 117 | setIcon(icons.get(OsmPrimitiveType.from(primitive)));
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| 118 | setText(primitive.getDisplayName(DefaultNameFormatter.getInstance()));
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| 119 | setToolTipText(buildToolTipText(primitive));
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| 120 | }
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| 121 |
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| 122 | public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
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| 123 | int row, int column) {
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| 124 |
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| 125 | reset();
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| 126 | renderForeground(isSelected);
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| 127 | renderBackground((OsmPrimitive)value, isSelected);
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| 128 | renderPrimitive((OsmPrimitive)value);
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| 129 | return this;
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| 130 | }
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| 131 |
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| 132 | public void setMemberTableModel(MemberTableModel model) {
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| 133 | this.model = model;
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| 134 | }
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| 135 | }
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