01: /*
02: * The Unified Mapping Platform (JUMP) is an extensible, interactive GUI
03: * for visualizing and manipulating spatial features with geometry and attributes.
04: *
05: * Copyright (C) 2003 Vivid Solutions
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License
09: * as published by the Free Software Foundation; either version 2
10: * of the License, or (at your option) any later version.
11: *
12: * This program is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: * GNU General Public License for more details.
16: *
17: * You should have received a copy of the GNU General Public License
18: * along with this program; if not, write to the Free Software
19: * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20: *
21: * For more information, contact:
22: *
23: * Vivid Solutions
24: * Suite #1A
25: * 2328 Government Street
26: * Victoria BC V8T 5G5
27: * Canada
28: *
29: * (250)385-6040
30: * www.vividsolutions.com
31: */
32:
33: package com.vividsolutions.jump.workbench.ui.renderer;
34:
35: import java.awt.Color;
36: import java.util.HashSet;
37: import java.util.Iterator;
38:
39: import com.vividsolutions.jump.feature.Feature;
40: import com.vividsolutions.jump.util.CollectionMap;
41: import com.vividsolutions.jump.workbench.model.Layer;
42: import com.vividsolutions.jump.workbench.ui.LayerViewPanel;
43:
44: public class SelectionBackgroundRenderer extends
45: AbstractSelectionRenderer {
46:
47: public final static String CONTENT_ID = "SELECTION_BACKGROUND";
48:
49: public SelectionBackgroundRenderer(LayerViewPanel panel) {
50: super (CONTENT_ID, panel, Color.yellow, false, true);
51: }
52:
53: protected CollectionMap featureToSelectedItemsMap(Layer layer) {
54: //Use Set because PartSelection and LineStringSelection may share features. [Jon Aquino]
55: HashSet featuresNeedingBackground = new HashSet();
56: featuresNeedingBackground
57: .addAll(panel.getSelectionManager().getPartSelection()
58: .getFeaturesWithSelectedItems(layer));
59: featuresNeedingBackground.addAll(panel.getSelectionManager()
60: .getLineStringSelection().getFeaturesWithSelectedItems(
61: layer));
62: //Don't need to remove FeatureSelection features, because if a feature were
63: //selected, its parts and linestrings would not be selected. [Jon Aquino]
64: CollectionMap map = new CollectionMap();
65: for (Iterator i = featuresNeedingBackground.iterator(); i
66: .hasNext();) {
67: Feature feature = (Feature) i.next();
68: map.addItem(feature, feature.getGeometry());
69: }
70: return map;
71: }
72:
73: }
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