forked from openjdk/jdk
/
FigureConnection.java
157 lines (132 loc) · 4.41 KB
/
FigureConnection.java
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/*
* Copyright (c) 2008, 2022, 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.graph;
import com.sun.hotspot.igv.layout.Port;
import com.sun.hotspot.igv.layout.Cluster;
import java.awt.Color;
import java.awt.Point;
import java.util.ArrayList;
import java.util.List;
/**
*
* @author Thomas Wuerthinger
*/
public class FigureConnection implements Connection {
private final InputSlot inputSlot;
private final OutputSlot outputSlot;
private Color color;
private ConnectionStyle style;
private List<Point> controlPoints;
private String label;
protected FigureConnection(InputSlot inputSlot, OutputSlot outputSlot, String label) {
this.inputSlot = inputSlot;
this.outputSlot = outputSlot;
this.label = label;
this.inputSlot.connections.add(this);
this.outputSlot.connections.add(this);
controlPoints = new ArrayList<>();
Figure sourceFigure = this.outputSlot.getFigure();
Figure destFigure = this.inputSlot.getFigure();
sourceFigure.addSuccessor(destFigure);
destFigure.addPredecessor(sourceFigure);
this.color = Color.BLACK;
this.style = ConnectionStyle.NORMAL;
}
public InputSlot getInputSlot() {
return inputSlot;
}
public OutputSlot getOutputSlot() {
return outputSlot;
}
public Color getColor() {
return color;
}
public ConnectionStyle getStyle() {
return style;
}
public void setColor(Color c) {
color = c;
}
public void setStyle(ConnectionStyle s) {
style = s;
}
public String getLabel() {
return label;
}
public void remove() {
inputSlot.getFigure().removePredecessor(outputSlot.getFigure());
inputSlot.connections.remove(this);
outputSlot.getFigure().removeSuccessor(inputSlot.getFigure());
outputSlot.connections.remove(this);
}
public String getToolTipText() {
StringBuilder builder = new StringBuilder();
if (label != null) {
builder.append(label).append(": ");
}
// Resolve strings lazily every time the tooltip is shown, instead of
// eagerly as for node labels, for efficiency.
String shortNodeText = getInputSlot().getFigure().getDiagram().getShortNodeText();
builder.append(getOutputSlot().getFigure().getProperties().resolveString(shortNodeText));
builder.append(" → ");
builder.append(getInputSlot().getFigure().getProperties().resolveString(shortNodeText));
return builder.toString();
}
@Override
public String toString() {
return "FigureConnection('" + label + "', " + getFrom().getVertex() + " to " + getTo().getVertex() + ")";
}
@Override
public Port getFrom() {
return outputSlot;
}
@Override
public Cluster getFromCluster() {
return getFrom().getVertex().getCluster();
}
@Override
public Port getTo() {
return inputSlot;
}
@Override
public Cluster getToCluster() {
return getTo().getVertex().getCluster();
}
@Override
public boolean isVIP() {
return style == ConnectionStyle.BOLD;
}
@Override
public List<Point> getControlPoints() {
return controlPoints;
}
@Override
public void setControlPoints(List<Point> list) {
controlPoints = list;
}
@Override
public boolean hasSlots() {
return true;
}
}