?? antialiasing.java
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package com.objectplanet.chart.examples;
import com.objectplanet.chart.*;
import java.awt.*;
/**
* This example shows how to use antialiasing in EasyCharts.
* This example requires jdk1.2
* @author Philipp A. Kolibaba.
*/
public class Antialiasing {
public static void main(String[] argv) {
// create the chart
LineChart chart = new LineChart();
chart.setSampleCount(20);
chart.setSeriesCount(4);
for (int serie = 0; serie < chart.getSeriesCount(); serie++) {
double[] values = new double[chart.getSampleCount()];
for (int i = 0; i < values.length; i++) {
values[i] = Math.round(Math.random()*10 + (serie*10));
}
chart.setSampleValues(serie, values);
chart.setSeriesLabel(serie, "series " + serie + "\n");
}
chart.setSampleScrollerOn(true);
chart.setRangeAdjusterOn(0,true);
chart.setRelativeRange(1,10);
// create a graphics context to apply antialiasing for
Image image = chart.createImage(1024, 768);
Graphics2D g2D = (Graphics2D)image.getGraphics();
g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON);
// provide the created graphics context to the chart
chart.setExternalGraphics(g2D, image);
// display the chart
com.objectplanet.chart.NonFlickerPanel p = new com.objectplanet.chart.NonFlickerPanel(new BorderLayout());
p.add("Center", chart);
Frame f = new Frame();
f.add("Center", p);
f.setSize(400,280);
f.show();
}
}
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