Mercurial > hg > truffle
diff src/share/tools/IdealGraphVisualizer/ControlFlow/src/com/sun/hotspot/igv/controlflow/BlockWidget.java @ 21146:33ff6b03fad1
add support for control flow window and basic block view on graphs
Contributed-by: Michael Haupt <michael.haupt@oracle.com>
Contributed-by: Peter Hofer <peter.hofer@jku.at>
Contributed-by: Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
author | Michael Haupt <michael.haupt@oracle.com> |
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date | Wed, 29 Apr 2015 08:31:28 +0200 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/tools/IdealGraphVisualizer/ControlFlow/src/com/sun/hotspot/igv/controlflow/BlockWidget.java Wed Apr 29 08:31:28 2015 +0200 @@ -0,0 +1,161 @@ +/* + * Copyright (c) 2008, 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 com.sun.hotspot.igv.controlflow; + +import com.sun.hotspot.igv.data.InputBlock; +import com.sun.hotspot.igv.layout.Cluster; +import com.sun.hotspot.igv.layout.Port; +import com.sun.hotspot.igv.layout.Vertex; +import java.awt.Color; +import java.awt.Dimension; +import java.awt.Font; +import java.awt.Point; +import java.awt.Rectangle; +import org.netbeans.api.visual.border.BorderFactory; +import org.netbeans.api.visual.model.ObjectState; +import org.netbeans.api.visual.widget.LabelWidget; + +/** + * + * @author Thomas Wuerthinger + */ +public class BlockWidget extends LabelWidget implements Vertex { + + public static final Dimension MIN_SIZE = new Dimension(20, 20); + private InputBlock block; + private Port inputSlot; + private Port outputSlot; + private Cluster cluster; + private boolean root; + private static final Font font = new Font(Font.SANS_SERIF, Font.PLAIN, 12); + private static final Font boldFont = font.deriveFont(Font.BOLD); + public static final Color NORMAL_FOREGROUND_COLOR = Color.BLACK; + public static final Color HOVER_FOREGROUND_COLOR = Color.BLUE; + + /** Creates a new instance of BlockWidget */ + public BlockWidget(ControlFlowScene scene, InputBlock block) { + super(scene); + this.block = block; + this.setLabel(block.getName()); + this.setForeground(NORMAL_FOREGROUND_COLOR); + this.setBorder(BorderFactory.createLineBorder(1, NORMAL_FOREGROUND_COLOR)); + this.setMinimumSize(MIN_SIZE); + + this.setFont(font); + this.setAlignment(Alignment.CENTER); + + final BlockWidget widget = this; + inputSlot = new Port() { + public Point getRelativePosition() { + return new Point((int) (getSize().getWidth() / 2), (int) (getSize().getHeight() / 2)); + } + public Vertex getVertex() { + return widget; + } + }; + outputSlot = new Port() { + public Point getRelativePosition() { + return new Point((int) (getSize().getWidth() / 2), (int) (getSize().getHeight() / 2)); + } + public Vertex getVertex() { + return widget; + } + }; + } + + public Port getInputSlot() { + return inputSlot; + } + + public Port getOutputSlot() { + return outputSlot; + } + + public InputBlock getBlock() { + return block; + } + + public Dimension getSize() { + Rectangle bounds = getBounds(); + if (bounds != null) { + return bounds.getSize(); + } else { + return MIN_SIZE; + } + } + + public void setPosition(Point p) { + this.setPreferredLocation(p); + } + + @Override + public String toString() { + return block.getName(); + } + + public Point getPosition() { + return this.getPreferredLocation(); + } + + public Cluster getCluster() { + return cluster; + } + + public boolean isRoot() { + return root; + } + + public void setCluster(Cluster c) { + cluster = c; + } + + public void setRoot(boolean b) { + root = b; + } + + public int compareTo(Vertex o) { + return toString().compareTo(o.toString()); + } + + @Override + protected void notifyStateChanged(ObjectState previousState, ObjectState state) { + super.notifyStateChanged(previousState, state); + + if (previousState.isHovered() != state.isHovered()) { + if (state.isHovered()) { + this.setBorder(BorderFactory.createLineBorder(1, HOVER_FOREGROUND_COLOR)); + } else { + this.setBorder(BorderFactory.createLineBorder(1, NORMAL_FOREGROUND_COLOR)); + } + } + + if (previousState.isSelected() != state.isSelected()) { + if (state.isSelected()) { + this.setFont(boldFont); + } else { + this.setFont(font); + } + } + } +}