001: /*
002: * The Unified Mapping Platform (JUMP) is an extensible, interactive GUI
003: * for visualizing and manipulating spatial features with geometry and attributes.
004: *
005: * Copyright (C) 2003 Vivid Solutions
006: *
007: * This program is free software; you can redistribute it and/or
008: * modify it under the terms of the GNU General Public License
009: * as published by the Free Software Foundation; either version 2
010: * of the License, or (at your option) any later version.
011: *
012: * This program is distributed in the hope that it will be useful,
013: * but WITHOUT ANY WARRANTY; without even the implied warranty of
014: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
015: * GNU General Public License for more details.
016: *
017: * You should have received a copy of the GNU General Public License
018: * along with this program; if not, write to the Free Software
019: * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
020: *
021: * For more information, contact:
022: *
023: * Vivid Solutions
024: * Suite #1A
025: * 2328 Government Street
026: * Victoria BC V8T 5G5
027: * Canada
028: *
029: * (250)385-6040
030: * www.vividsolutions.com
031: */
032:
033: package com.vividsolutions.jump.workbench.ui;
034:
035: import java.awt.Color;
036: import java.awt.Component;
037: import java.awt.Font;
038: import java.util.Date;
039:
040: import javax.swing.JLabel;
041: import javax.swing.JTree;
042: import javax.swing.UIManager;
043: import javax.swing.tree.DefaultTreeCellRenderer;
044: import javax.swing.tree.TreeCellRenderer;
045:
046: import com.vividsolutions.jts.util.Assert;
047: import com.vividsolutions.jump.workbench.model.Category;
048: import com.vividsolutions.jump.workbench.model.LayerTreeModel;
049: import com.vividsolutions.jump.workbench.model.Layerable;
050: import com.vividsolutions.jump.workbench.ui.renderer.LayerRenderer;
051: import com.vividsolutions.jump.workbench.ui.renderer.RenderingManager;
052:
053: /**
054: * Implements a {@link TreeCellRenderer}for the {@link
055: * com.vividsolutions.jump.workbench.model.Layer Layer} tree. This class may be
056: * renamed to LayerRenderer in the future.
057: */
058:
059: public class LayerTreeCellRenderer implements TreeCellRenderer {
060: //<<TODO:NAMING>> Rename class to LayerRenderer [Jon Aquino]
061: private LayerNameRenderer layerNameRenderer = new LayerNameRenderer();
062:
063: private JLabel rootRendererComponent = new JLabel("Root");
064:
065: private DefaultTreeCellRenderer categoryRenderer = new DefaultTreeCellRenderer();
066:
067: private RenderingManager renderingManager;
068:
069: public LayerTreeCellRenderer(RenderingManager renderingManager) {
070: this .renderingManager = renderingManager;
071: layerNameRenderer.setCheckBoxVisible(true);
072: layerNameRenderer.setIndicatingEditability(true);
073: layerNameRenderer.setIndicatingProgress(true, renderingManager);
074: }
075:
076: public LayerNameRenderer getLayerNameRenderer() {
077: return layerNameRenderer;
078: }
079:
080: public Component getTreeCellRendererComponent(JTree tree,
081: Object value, boolean selected, boolean expanded,
082: boolean leaf, int row, boolean hasFocus) {
083: Object node = value;
084: if (node instanceof LayerTreeModel.Root) {
085: return getTreeCellRendererComponent((LayerTreeModel.Root) node);
086: }
087:
088: if (node instanceof Category) {
089: categoryRenderer.setBackgroundNonSelectionColor(tree
090: .getBackground());
091:
092: JLabel categoryRendererComponent = (JLabel) categoryRenderer
093: .getTreeCellRendererComponent(tree, value,
094: selected, expanded, leaf, row, hasFocus);
095: categoryRendererComponent.setFont(new JLabel().getFont()
096: .deriveFont(Font.BOLD));
097: categoryRendererComponent.setText(((Category) node)
098: .getName());
099: if (expanded) {
100: categoryRendererComponent.setIcon(UIManager
101: .getIcon("Tree.openIcon"));
102: } else {
103: categoryRendererComponent.setIcon(UIManager
104: .getIcon("Tree.closedIcon"));
105: }
106:
107: return categoryRendererComponent;
108: }
109:
110: if (node instanceof Layerable) {
111: layerNameRenderer.getTreeCellRendererComponent(tree, value,
112: selected, expanded, leaf, row, hasFocus);
113: if (!LayerRenderer.withinVisibleScaleRange(
114: (Layerable) node, renderingManager.getPanel())) {
115: layerNameRenderer.getLabel().setForeground(
116: selected ? GREY : GREY);
117: }
118: return layerNameRenderer;
119: }
120:
121: Assert.shouldNeverReachHere(node.getClass().toString());
122:
123: return null;
124: }
125:
126: /**
127: * Halfway between LIGHT_GRAY and DARK_GRAY.
128: */
129: private static final Color GREY = new Color(128, 128, 128);
130:
131: private Component getTreeCellRendererComponent(
132: LayerTreeModel.Root root) {
133: return rootRendererComponent;
134: }
135: }
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