Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/ui/Annotation.java @ 12704:0e998f0daddf
Code cache: make sure we collect statistics even if the compiler is not recognized
author | Gilles Duboscq <duboscq@ssw.jku.at> |
---|---|
date | Thu, 07 Nov 2013 11:17:23 +0100 |
parents | c18cbe5936b8 |
children |
line wrap: on
line source
/* * Copyright (c) 2000, 2003, 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 sun.jvm.hotspot.ui; import java.awt.*; import java.awt.font.*; import java.awt.geom.*; import java.util.*; import sun.jvm.hotspot.debugger.*; import sun.jvm.hotspot.utilities.*; /** This can be extended, along with AnnotatedMemoryPanel, to be an arbitrarily complex mechanism, supporting user interaction, etc. */ public class Annotation { private Interval interval; // List<String> private java.util.List strings; // List<Integer> private java.util.List heights; private Color baseColor; private int width; private int height; private int x; private int y; /** The Annotation can handle the sense of lowAddress and highAddress being swapped. */ public Annotation(Address lowAddress, Address highAddress, String s) { strings = new ArrayList(); heights = new ArrayList(); for (StringTokenizer tok = new StringTokenizer(s, "\n"); tok.hasMoreTokens(); ) { strings.add(tok.nextToken()); } if (AddressOps.lessThan(highAddress, lowAddress)) { Address temp = lowAddress; lowAddress = highAddress; highAddress = temp; } interval = new Interval(lowAddress, highAddress); } public Interval getInterval() { return interval; } public Address getLowAddress() { return (Address) getInterval().getLowEndpoint(); } public Address getHighAddress() { return (Address) getInterval().getHighEndpoint(); } /** Draw the annotation at its current (x, y) position with its current color */ public void draw(Graphics g) { g.setColor(baseColor); int tmpY = y; for (int i = 0; i < strings.size(); i++) { String s = (String) strings.get(i); Integer h = (Integer) heights.get(i); g.drawString(s, x, tmpY); tmpY += h.intValue(); } } /** Sets the base color of this annotation. The annotation may render sub-portions in a different color if desired. */ public void setColor(Color c) { this.baseColor = c; } /** Returns the base color of this annotation. */ public Color getColor() { return baseColor; } /** Computes width and height for this Annotation. Retrieve the computed information using getWidth() and getHeight(). Separated because the width and height only need to be recomputed if the font changes. */ public void computeWidthAndHeight(Graphics g) { width = 0; height = 0; heights.clear(); for (Iterator iter = strings.iterator(); iter.hasNext(); ) { String s = (String) iter.next(); Rectangle2D bounds = GraphicsUtilities.getStringBounds(s, g); width = Math.max(width, (int) bounds.getWidth()); height += (int) bounds.getHeight(); heights.add(new Integer((int) bounds.getHeight())); } } public int getWidth() { return width; } public int getHeight() { return height; } /** Set the x and y position of this annotation */ public void setXAndY(int x, int y) { this.x = x; this.y = y; } public void setX(int x) { this.x = x; } public int getX() { return x; } public void setY(int y) { this.y = y; } public int getY() { return y; } public Rectangle getBounds() { return new Rectangle(x, y, width, height); } public String toString() { String result = "Annotation: lowAddr: " + getLowAddress() + " highAddr: " + getHighAddress() + " strings: " + strings.size(); for (int i = 0; i < strings.size(); i++) { result += "\n" + (String) strings.get(i); } return result; } }