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.BasicStroke;
36: import java.awt.Graphics2D;
37: import java.awt.Shape;
38: import java.awt.Stroke;
39: import java.awt.geom.Ellipse2D;
40: import java.awt.geom.NoninvertibleTransformException;
41: import java.awt.geom.Point2D;
42:
43: import com.vividsolutions.jump.I18N;
44: import com.vividsolutions.jump.workbench.ui.Viewport;
45: import com.vividsolutions.jump.workbench.ui.images.IconLoader;
46:
47: public abstract class CircleLineStringEndpointStyle extends
48: LineStringEndpointStyle {
49: private final static int DIAMETER = 8;
50: private Stroke circleStroke = new BasicStroke(2);
51:
52: private CircleLineStringEndpointStyle(String name, boolean start,
53: String iconFile) {
54: super (name, IconLoader.icon(iconFile), start);
55: }
56:
57: protected void paint(Point2D terminal, Point2D next,
58: Viewport viewport, Graphics2D graphics)
59: throws NoninvertibleTransformException {
60: graphics.setColor(lineColorWithAlpha);
61: graphics.setStroke(circleStroke);
62: graphics.draw(toShape(terminal));
63: }
64:
65: private Shape toShape(Point2D viewPoint) {
66: return new Ellipse2D.Double(viewPoint.getX() - (DIAMETER / 2d),
67: viewPoint.getY() - (DIAMETER / 2d), DIAMETER, DIAMETER);
68: }
69:
70: public static class Start extends CircleLineStringEndpointStyle {
71: public Start() {
72: super (
73: I18N
74: .get("ui.renderer.style.CircleLineStringEndpointStyle.Start-Circle"),
75: true, "CircleStart.gif");
76: }
77: }
78:
79: public static class End extends CircleLineStringEndpointStyle {
80: public End() {
81: super (
82: I18N
83: .get("ui.renderer.style.CircleLineStringEndpointStyle.End-Circle"),
84: false, "CircleEnd.gif");
85: }
86: }
87: }
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