package com.java4less.rchart.samples;import java.io.IOException;import java.io.InputStream;import com.java4less.rchart.Chart;import com.java4less.rchart.ChartAdapter;import com.java4less.rchart.ChartListener;import com.java4less.rchart.ChartAdapter;import com.java4less.rchart.ChartListener;import com.java4less.rchart.ChartLoader;import com.java4less.rchart.android.ChartPanel;import com.java4less.rchart.gc.android.ChartAndroidImage;import android.app.Activity;import android.os.Bundle;import android.util.Log;public class ShowChart extends Activity {		private static final String TAG = "j4lchart";	ChartLoader cha=new ChartLoader();	ChartPanel chartPanel;		// create chart listener 	ChartAdapter chartAdapter=new ChartAdapter() {					public void chartEvent(Chart c,int type) {						// rebuild chart with new data						if (type==ChartListener.EVENT_BEFORE_UPDATE) {							// // get a new random value between 0 and 40 and update 3 of the values in the serie							int newValue=(int) (System.currentTimeMillis() % 40); 							c.plotters[0].getSerie(0).replaceYValueAt(1,newValue);							c.plotters[0].getSerie(0).replaceYValueAt(2,newValue+10);							c.plotters[0].getSerie(0).replaceYValueAt(3,newValue-10);														// do not allow the chart to be rebuilt from the original parameters							c.autoRebuild=false;													}																	}				};														// create chart listener for the drill down chart				ChartAdapter chartAdapterRealtime=new ChartAdapter() {									public void chartEvent(Chart c,int type) {																													// load subchart										if (type==ChartListener.EVENT_BEFORE_UPDATE) createRealtimedata(cha);									}								};		    /** Called when the activity is first created. */    @Override    public void onCreate(Bundle icicle) {    	 cha=new ChartLoader();    		// this is to be able to load the images    	    ChartAndroidImage.assets=getAssets();    	        	    String chartfile=this.getIntent().getStringExtra("com.java4less.rchart.samples.file");	        super.onCreate(icicle);	        //setContentView(R.layout.main);	        chartPanel = new ChartPanel(this);	        try {				chartPanel.setChart(loadFromAsset(chartfile));			} catch (Exception e) {				Log.e(ChartPanel.TAG,"Could not lod chart from file.",e);			}	        	        setContentView(chartPanel);        	    }        	protected void onDestroy() {    		    		if (chartPanel!=null)     				if (chartPanel.getChart()!=null) chartPanel.getChart().stopUpdater();    		    		super.onDestroy();    	}	 	            /**         * load chart definition from file         * @param name         * @return         */          public Chart loadFromAsset(String name) throws IOException {        	            InputStream is = getAssets().open(name);        	            	            cha.loadFromFile(is, true);            			Log.i(ChartPanel.TAG,"Building chart ...");			Chart c=cha.build(false,false);				c.setWidth(300);			c.setHeight(300);			// set listener for realtime update example			if (name.equals("barChart3D.txt")) c.addChartListener(chartAdapter);							if (name.equals("realtime.txt")) c.addChartListener(chartAdapterRealtime);																					// real time update example, start update thread			if ((name.equals("barChart3D.txt")) || (name.equals("realtime.txt")))  c.startUpdater();										Log.i(ChartPanel.TAG,"Build ok");									return c;                    }    	    public Chart createDefaultChart() {			System.out.println("Creating loader ...");			ChartLoader cha=new ChartLoader();						cha.clearParams();										cha.setParameter("TITLECHART","Sales 2006");			cha.setParameter("TITLE_FONT","Serif|BOLD|12");			cha.setParameter("LEGEND","NO");			cha.setParameter("XSCALE_MIN","0");			cha.setParameter("XSCALE_MAX","5.5");			cha.setParameter("YSCALE_MIN","-15");			cha.setParameter("BIG_TICK_INTERVALX","1");			cha.setParameter("BIG_TICK_INTERVALY","1");			cha.setParameter("TICK_INTERVALY","10");					cha.setParameter("XAXIS_LABELS","June| |Aug.| |Oct.| |Dec.");			cha.setParameter("CERO_XAXIS","LINE");			cha.setParameter("YAXIS_INTEGER","TRUE");			cha.setParameter("SERIE_1","Products");			cha.setParameter("SERIE_2","Services");			cha.setParameter("SERIE_TYPE_1","BAR");			cha.setParameter("SERIE_TYPE_2","BAR");			cha.setParameter("SERIE_FONT_1","Arial|PLAIN|7");			cha.setParameter("SERIE_FONT_2","Arial|BOLD|7");			cha.setParameter("BOTTOM_MARGIN","0.18");			cha.setParameter("LEFT_MARGIN","0.2");			cha.setParameter("RIGHT_MARGIN","0");			cha.setParameter("LEGEND_MARGIN","0");			cha.setParameter("SERIE_DATA_2","-10|41|48|39|36");			cha.setParameter("SERIE_BORDER_TYPE_1","RAISED");			cha.setParameter("SERIE_BORDER_TYPE_2","RAISED");			cha.setParameter("SERIE_BAR_STYLE_1","0xff00");			cha.setParameter("SERIE_BAR_STYLE_2","0xff");			cha.setParameter("BARCHART_BARSPACE","1");					cha.setParameter("CHART_FILL","0xffcc00");			cha.setParameter("SERIE_NEGATIVE_STYLE_2","RED");			cha.setParameter("YLABEL_VERTICAL","TRUE");			cha.setParameter("SERIE_DATA_1","12|43|50|45|30");			cha.setParameter("BARCHART_BARSPACE","5");			cha.setParameter("SERIE_FORMAT_1","0");									Log.i(ChartPanel.TAG,"Building chart ...");			Chart c=cha.build(false,false);				c.setWidth(300);			c.setHeight(300);						Log.i(ChartPanel.TAG,"Build ok");									return c;		}	    	    /**		 * this method creates realtime data for the realtime example every 2 seconds		 *		 */	   private void createRealtimedata(ChartLoader loader) {			//	create chart			//	set initial value of the X Axis based on the time			java.util.Date now=java.util.Calendar.getInstance().getTime();			java.text.SimpleDateFormat formatter = new java.text.SimpleDateFormat("dd/MM/yy hh:mm:ss");			loader.setParameter("XAXIS_INITIAL_DATE",formatter.format(now));			//	create random data based on the time			java.util.Calendar cal=java.util.Calendar.getInstance();			String data1="";			String data2="";			for (int i=0;i<9;i++) {						cal.add(java.util.Calendar.SECOND,-2);				if (data1.length()>0) data1="|" + data1;				data1=""+cal.get(java.util.Calendar.SECOND)+ data1;				if (data2.length()>0) data2="|" + data2;				data2=""+(cal.get(java.util.Calendar.SECOND)/6)+ data2;					}			loader.setParameter("SERIE_DATA_1",data1);			loader.setParameter("SERIE_DATA_2",data2);				   }    		}