112 lines
2.9 KiB
Java
112 lines
2.9 KiB
Java
/*
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* Copyright (c) 2008, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package jit.misctests.fpustack;
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import java.util.*;
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import java.awt.*;
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import java.applet.Applet;
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import nsk.share.TestFailure;
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public class GraphPanel extends Panel {
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private Panel graph; // the container
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private ilayout layout = null; // the strategy
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private int nodesN; // number of nodes
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private Node nodes[] = new Node[200]; // nodes container
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/**
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** constructor
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**
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** @param Panel the container
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** @param layout a strategy to layout the nodes
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**
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**/
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GraphPanel(Panel graph, layout ls ) {
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this.graph = graph;
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layout = ls;
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}
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/**
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** add a node via label text.
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**
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** @param lbl the label
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** @return the index of the node in array nodes[]
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**
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**/
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public int addNode(String lbl) {
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Node n = new Node();
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if (nodesN > 0) {
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n.x = nodes[nodesN-1].x + 30;
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n.y = nodes[nodesN-1].y + 30;
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}
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n.lbl = lbl;
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nodes[nodesN] = n;
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return nodesN++;
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}
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/**
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** add a node via label text.
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**
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** @param lbl the label
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** @return the index of the node in array nodes[]
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**
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**/
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public void addNodes(String lb1, String lb2, String lb3) {
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addNode(lb1);
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addNode(lb2);
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addNode(lb3);
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}
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/**
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** layout the nodes on the panel. the layout is used
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**
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**
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**/
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public synchronized void formatNodes( ) {
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// format nodes
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FontMetrics fm = getFontMetrics(getFont());
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Dimension d = getSize();
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Node[] ns = new Node[ nodesN ];
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System.arraycopy(nodes, 0, ns, 0, nodesN);
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layout.formatNodes( ns, d, fm );
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}
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}
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