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.style;
34:
35: import java.awt.*;
36: import java.awt.geom.AffineTransform;
37: import java.awt.geom.GeneralPath;
38: import java.awt.geom.NoninvertibleTransformException;
39: import java.awt.geom.Point2D;
40: import java.awt.font.*;
41:
42: import com.vividsolutions.jump.workbench.model.Layer;
43: import com.vividsolutions.jump.workbench.ui.GUIUtil;
44: import com.vividsolutions.jump.workbench.ui.Viewport;
45: import com.vividsolutions.jump.workbench.ui.images.IconLoader;
46: import com.vividsolutions.jts.geom.*;
47:
48: /**
49: * Displays the X,Y coordinate values for each vertex of a line string.
50: *
51: * @author Martin Davis
52: * @version 1.0
53: */
54: public class VertexXYLineSegmentStyle extends LineStringVertexStyle {
55: public final static int FONT_BASE_SIZE = 10;
56: private Font font = new Font("Dialog", Font.PLAIN, FONT_BASE_SIZE);
57:
58: public VertexXYLineSegmentStyle(String name, String iconFile) {
59: super (name, IconLoader.icon(iconFile));
60: }
61:
62: protected void paint(Point2D p, LineString line, int index,
63: Viewport viewport, Graphics2D g) throws Exception {
64: Coordinate pt = line.getCoordinateN(index);
65: String text = pt.x + ", " + pt.y;
66: g.setColor(Color.BLACK);
67: g.setStroke(stroke);
68:
69: TextLayout layout = new TextLayout(text, font, g
70: .getFontRenderContext());
71: layout.draw(g, (float) p.getX(), (float) p.getY());
72: }
73:
74: public static class VertexXY extends VertexXYLineSegmentStyle {
75: public VertexXY() {
76: super ("Vertex XY", "VertexXYDecorator.gif");
77: }
78: }
79:
80: }
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