2b462d8665
Former-commit-id:06a8b51d6d[formerlya02aeb236c[formerly9f19e3f712] [formerly06a8b51d6d[formerly 64fa9254b946eae7e61bbc3f513b7c3696c4f54f]]] Former-commit-id:a02aeb236c[formerly9f19e3f712] Former-commit-id:a02aeb236cFormer-commit-id:133dc97f67
102 lines
2.9 KiB
Java
102 lines
2.9 KiB
Java
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by The HDF Group. *
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* Copyright by the Board of Trustees of the University of Illinois. *
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* All rights reserved. *
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* *
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* This file is part of HDF Java Products. The full HDF Java copyright *
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* notice, including terms governing use, modification, and redistribution, *
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* is contained in the file, COPYING. COPYING can be found at the root of *
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* the source code distribution tree. You can also access it online at *
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* http://www.hdfgroup.org/products/licenses.html. If you do not have *
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* access to the file, you may request a copy from help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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package ext.erdc;
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import java.awt.BasicStroke;
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import java.awt.Dimension;
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import java.awt.GradientPaint;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.Polygon;
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import org.jgraph.graph.CellViewRenderer;
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import org.jgraph.graph.VertexRenderer;
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import org.jgraph.graph.VertexView;
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public class JGraphDiamondView extends VertexView {
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public static transient ActivityRenderer renderer = new ActivityRenderer();
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public JGraphDiamondView() {
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super();
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}
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public JGraphDiamondView(Object cell) {
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super(cell);
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}
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@Override
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public CellViewRenderer getRenderer() {
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return renderer;
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}
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public static class ActivityRenderer extends VertexRenderer
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{
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/**
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* Return a slightly larger preferred size than for a rectangle.
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*/
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@Override
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public Dimension getPreferredSize() {
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Dimension d = super.getPreferredSize();
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d.width += d.height / 5;
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return d;
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}
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@Override
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public void paint(Graphics g)
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{
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// TODO this doesn't draw the border
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int b = borderWidth;
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Graphics2D g2 = (Graphics2D) g;
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Dimension d = getSize();
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boolean tmp = selected;
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// construct the diamond
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int width = d.width - b; // allow for border
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int height = d.height - b; // allow for border
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int halfWidth = (d.width - b) / 2;
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int halfHeight = (d.height - b) / 2;
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int[] xpoints =
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{ halfWidth, width, halfWidth, 0 };
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int[] ypoints =
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{ 0, halfHeight, height, halfHeight };
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Polygon diamond = new Polygon(xpoints, ypoints, 4);
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if (super.isOpaque())
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{
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g.setColor(super.getBackground());
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if (gradientColor != null && !preview)
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{
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setOpaque(false);
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g2.setPaint(new GradientPaint(0, 0, getBackground(),
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getWidth(), getHeight(), gradientColor, true));
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}
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g.fillPolygon(diamond);
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}
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try
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{
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setBorder(null);
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setOpaque(false);
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selected = false;
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super.paint(g);
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} finally
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{
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selected = tmp;
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}
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if (bordercolor != null)
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{
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g.setColor(bordercolor);
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g2.setStroke(new BasicStroke(b));
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g.drawPolygon(diamond);
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}
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}
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}
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}
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