1 package org.opentrafficsim.draw.road;
2
3 import java.awt.Color;
4 import java.awt.Graphics2D;
5 import java.awt.geom.Path2D;
6 import java.awt.image.ImageObserver;
7
8 import org.djutils.draw.point.Point2d;
9 import org.opentrafficsim.base.geometry.OtsShape;
10 import org.opentrafficsim.draw.DrawLevel;
11 import org.opentrafficsim.draw.OtsRenderable;
12 import org.opentrafficsim.draw.RenderableTextSource;
13 import org.opentrafficsim.draw.TextAlignment;
14 import org.opentrafficsim.draw.road.GtuGeneratorPositionAnimation.GtuGeneratorPositionData;
15
16 import nl.tudelft.simulation.naming.context.Contextualized;
17
18 /**
19 * Animates a GtuGeneratorPosition.
20 * <p>
21 * Copyright (c) 2022-2024 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
22 * BSD-style license. See <a href="https://opentrafficsim.org/docs/license.html">OpenTrafficSim License</a>.
23 * </p>
24 * @author <a href="https://github.com/averbraeck">Alexander Verbraeck</a>
25 * @author <a href="https://github.com/peter-knoppers">Peter Knoppers</a>
26 * @author <a href="https://github.com/wjschakel">Wouter Schakel</a>
27 */
28 public class GtuGeneratorPositionAnimation extends OtsRenderable<GtuGeneratorPositionData>
29 {
30
31 /** Chevron path to draw. */
32 private static final Path2D.Float PATH;
33
34 static
35 {
36 PATH = new Path2D.Float();
37 addChevron(PATH, 0);
38 addChevron(PATH, 1);
39 addChevron(PATH, 2);
40 }
41
42 /**
43 * Add chevron to drawing path.
44 * @param path Path2D.Float; path.
45 * @param number number of the chevron.
46 */
47 private static void addChevron(final Path2D.Float path, final int number)
48 {
49 float x = number * 1.5f;
50 path.moveTo(x, -1.0);
51 path.lineTo(x + 1.0, 0.0);
52 path.lineTo(x, 1.0);
53 path.lineTo(x + 0.75, 1.0);
54 path.lineTo(x + 1.75, 0.0);
55 path.lineTo(x + 0.75, -1.0);
56 path.lineTo(x, -1.0);
57 }
58
59 /**
60 * Constructor.
61 * @param source source.
62 * @param contextProvider simulator.
63 */
64 public GtuGeneratorPositionAnimation(final GtuGeneratorPositionData source, final Contextualized contextProvider)
65 {
66 super(source, contextProvider);
67 new Queue(source, contextProvider);
68 }
69
70 @Override
71 public void paint(final Graphics2D graphics, final ImageObserver observer)
72 {
73 graphics.setColor(Color.BLUE);
74 setRendering(graphics);
75 graphics.fill(PATH);
76 resetRendering(graphics);
77 }
78
79 /**
80 * Paints a queue counter with a GtuGeneratorPosition.
81 * <p>
82 * Copyright (c) 2022-2024 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
83 * <br>
84 * BSD-style license. See <a href="https://opentrafficsim.org/docs/license.html">OpenTrafficSim License</a>.
85 * </p>
86 * @author <a href="https://github.com/averbraeck">Alexander Verbraeck</a>
87 * @author <a href="https://github.com/peter-knoppers">Peter Knoppers</a>
88 * @author <a href="https://github.com/wjschakel">Wouter Schakel</a>
89 */
90 public static class Queue extends RenderableTextSource<GtuGeneratorPositionData, Queue>
91 {
92 /**
93 * Constructor.
94 * @param source source.
95 * @param contextualized context provider
96 */
97 public Queue(final GtuGeneratorPositionData source, final Contextualized contextualized)
98 {
99 super(source, () -> Integer.toString(source.getQueueCount()), 0.0f, 0.0f, TextAlignment.CENTER, Color.BLACK, 3.0f,
100 12.0f, 50f, contextualized, null, RenderableTextSource.RENDERWHEN10);
101 }
102 }
103
104 /**
105 * GtuGeneratorPositionData provides the information required to draw a GTU generator position.
106 * <p>
107 * Copyright (c) 2023-2024 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
108 * <br>
109 * BSD-style license. See <a href="https://opentrafficsim.org/docs/license.html">OpenTrafficSim License</a>.
110 * </p>
111 * @author <a href="https://github.com/wjschakel">Wouter Schakel</a>
112 */
113 public interface GtuGeneratorPositionData extends OtsShape
114 {
115 /**
116 * Returns the queue count.
117 * @return queue count.
118 */
119 int getQueueCount();
120
121 @Override
122 default double signedDistance(final Point2d point)
123 {
124 return getLocation().distance(point);
125 }
126
127 @Override
128 default double getZ()
129 {
130 return DrawLevel.OBJECT.getZ();
131 }
132 }
133
134 }