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