1/*
2 * Copyright (c) 2008, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24package com.sun.hotspot.igv.graph;
25
26import com.sun.hotspot.igv.data.InputNode;
27import com.sun.hotspot.igv.data.Properties;
28import com.sun.hotspot.igv.data.Source;
29import com.sun.hotspot.igv.layout.Port;
30import com.sun.hotspot.igv.layout.Vertex;
31import com.sun.hotspot.igv.util.StringUtils;
32import java.awt.Color;
33import java.awt.Font;
34import java.awt.FontMetrics;
35import java.awt.Graphics;
36import java.awt.image.BufferedImage;
37import java.util.ArrayList;
38import java.util.Collections;
39import java.util.Comparator;
40import java.util.List;
41
42/**
43 *
44 * @author Thomas Wuerthinger
45 */
46public abstract class Slot implements Port, Source.Provider, Properties.Provider {
47
48    private int wantedIndex;
49    private Source source;
50    protected List<Connection> connections;
51    private InputNode associatedNode;
52    private Color color;
53    private String text;
54    private String shortName;
55    private Figure figure;
56
57    protected Slot(Figure figure, int wantedIndex) {
58        this.figure = figure;
59        connections = new ArrayList<>(2);
60        source = new Source();
61        this.wantedIndex = wantedIndex;
62        text = "";
63        shortName = "";
64        assert figure != null;
65    }
66
67    @Override
68    public Properties getProperties() {
69        Properties p = new Properties();
70        if (source.getSourceNodes().size() > 0) {
71            for (InputNode n : source.getSourceNodes()) {
72                p.add(n.getProperties());
73            }
74        } else {
75            p.setProperty("name", "Slot");
76            p.setProperty("figure", figure.getProperties().get("name"));
77            p.setProperty("connectionCount", Integer.toString(connections.size()));
78        }
79        return p;
80    }
81    public static final Comparator<Slot> slotIndexComparator = new Comparator<Slot>() {
82
83        @Override
84        public int compare(Slot o1, Slot o2) {
85            return o1.wantedIndex - o2.wantedIndex;
86        }
87    };
88    public static final Comparator<Slot> slotFigureComparator = new Comparator<Slot>() {
89
90        @Override
91        public int compare(Slot o1, Slot o2) {
92            return o1.figure.getId() - o2.figure.getId();
93        }
94    };
95
96    public InputNode getAssociatedNode() {
97        return associatedNode;
98    }
99
100    public void setAssociatedNode(InputNode node) {
101        associatedNode = node;
102    }
103
104    public int getWidth() {
105        if (shortName == null || shortName.length() <= 1) {
106            return Figure.SLOT_WIDTH;
107        } else {
108            BufferedImage image = new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB);
109            Graphics g = image.getGraphics();
110            g.setFont(figure.getDiagram().getSlotFont().deriveFont(Font.BOLD));
111            FontMetrics metrics = g.getFontMetrics();
112            return Math.max(Figure.SLOT_WIDTH, metrics.stringWidth(shortName) + 6);
113        }
114    }
115
116    public int getWantedIndex() {
117        return wantedIndex;
118    }
119
120    @Override
121    public Source getSource() {
122        return source;
123    }
124
125    public String getText() {
126        return text;
127    }
128
129    public void setShortName(String s) {
130        assert s != null;
131//        assert s.length() <= 2;
132        this.shortName = s;
133
134    }
135
136    public String getShortName() {
137        return shortName;
138    }
139
140    public String getToolTipText() {
141        StringBuilder sb = new StringBuilder();
142        sb.append(text);
143
144        for (InputNode n : getSource().getSourceNodes()) {
145            sb.append(StringUtils.escapeHTML("Node (ID=" + n.getId() + "): " + n.getProperties().get("name")));
146            sb.append("<br>");
147        }
148
149        return sb.toString();
150    }
151
152    public boolean shouldShowName() {
153        return getShortName() != null && getShortName().length() > 0;
154    }
155
156    public void setText(String s) {
157        if (s == null) {
158            s = "";
159        }
160        this.text = s;
161    }
162
163    public Figure getFigure() {
164        assert figure != null;
165        return figure;
166    }
167
168    public Color getColor() {
169        return this.color;
170    }
171
172    public void setColor(Color c) {
173        color = c;
174    }
175
176    public List<Connection> getConnections() {
177        return Collections.unmodifiableList(connections);
178    }
179
180    public void removeAllConnections() {
181        List<Connection> connectionsCopy = new ArrayList<>(this.connections);
182        for (Connection c : connectionsCopy) {
183            c.remove();
184        }
185    }
186
187    @Override
188    public Vertex getVertex() {
189        return figure;
190    }
191
192    public abstract int getPosition();
193
194    public abstract void setPosition(int position);
195}
196
197