某android平板项目开发笔记----aChartEngine图表显示(1)

public class ShowExamActivity extends Activity {     @Override    protected void onCreate(Bundle savedInstanceState) {         // TODO Auto-generated method stub         super.onCreate(savedInstanceState);         // 1, 构造显示用渲染图         XYMultipleSeriesRenderer renderer = new XYMultipleSeriesRenderer();         // 2,进行显示         XYMultipleSeriesDataset dataset = new XYMultipleSeriesDataset();         // 2.1, 构建数据         Random r = new Random();         for (int i = 0; i < 2; i++) {             XYSeries series = new XYSeries("test" + (i + 1));             // 填充数据             for (int k = 0; k < 10; k++) {                 // 填x,y值                 series.add(k, 20 + r.nextInt() % 100);             }             // 需要绘制的点放进dataset中             dataset.addSeries(series);         }         // 3, 对点的绘制进行设置         XYSeriesRenderer xyRenderer = new XYSeriesRenderer();         // 3.1设置颜色         xyRenderer.setColor(Color.BLUE);         // 3.2设置点的样式         xyRenderer.setPointStyle(PointStyle.SQUARE);         // 3.3, 将要绘制的点添加到坐标绘制中         renderer.addSeriesRenderer(xyRenderer);         // 3.4,重复 1~3的步骤绘制第二个系列点         xyRenderer = new XYSeriesRenderer();         xyRenderer.setColor(Color.RED);         xyRenderer.setPointStyle(PointStyle.CIRCLE);         renderer.addSeriesRenderer(xyRenderer);           // Intent intent = new LinChart().execute(this);         Intent intent = ChartFactory                 .getLineChartIntent(this, dataset, renderer);         startActivity(intent);       } }

<activity android:name="org.achartengine.GraphicalActivity" />