/* | |
* Copyright 2012 AndroidPlot.com | |
* | |
* Licensed under the Apache License, Version 2.0 (the "License"); | |
* you may not use this file except in compliance with the License. | |
* You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an "AS IS" BASIS, | |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
*/ | |
package com.androidplot.demos; | |
import android.app.Activity; | |
import android.content.Context; | |
import android.graphics.Color; | |
import android.os.Bundle; | |
import android.view.LayoutInflater; | |
import android.view.View; | |
import android.view.ViewGroup; | |
import android.widget.ArrayAdapter; | |
import android.widget.ListView; | |
import com.androidplot.Plot; | |
import com.androidplot.xy.XYSeries; | |
import com.androidplot.xy.LineAndPointFormatter; | |
import com.androidplot.xy.SimpleXYSeries; | |
import com.androidplot.xy.XYPlot; | |
import java.util.ArrayList; | |
import java.util.List; | |
import java.util.Random; | |
public class ListViewActivity extends Activity { | |
private static final int NUM_PLOTS = 10; | |
private static final int NUM_POINTS_PER_SERIES = 10; | |
private static final int NUM_SERIES_PER_PLOT = 5; | |
private ListView lv; | |
public void onCreate(Bundle savedInstanceState) { | |
super.onCreate(savedInstanceState); | |
setContentView(R.layout.listview_example); | |
lv = (ListView) findViewById(R.id.listView1); | |
lv.setAdapter(new MyViewAdapter(getApplicationContext(), R.layout.listview_example_item, null)); | |
} | |
class MyViewAdapter extends ArrayAdapter<View> { | |
public MyViewAdapter(Context context, int resId, List<View> views) { | |
super(context, resId, views); | |
} | |
@Override | |
public int getCount() { | |
return 5; | |
} | |
@Override | |
public View getView(int pos, View convertView, ViewGroup parent) { | |
LayoutInflater inf = (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE); | |
View v = convertView; | |
if (v == null) { | |
v = inf.inflate(R.layout.listview_example_item, parent, false); | |
} | |
Plot p = (XYPlot) v.findViewById(R.id.xyplot); | |
Random generator = new Random(); | |
for (int k = 0; k < NUM_SERIES_PER_PLOT; k++) { | |
ArrayList<Number> nums = new ArrayList<Number>(); | |
for (int j = 0; j < NUM_POINTS_PER_SERIES; j++) { | |
nums.add(generator.nextFloat()); | |
} | |
double rl = Math.random(); | |
double gl = Math.random(); | |
double bl = Math.random(); | |
double rp = Math.random(); | |
double gp = Math.random(); | |
double bp = Math.random(); | |
XYSeries series = new SimpleXYSeries(nums, SimpleXYSeries.ArrayFormat.Y_VALS_ONLY, "S" + k); | |
p.addSeries(series, new LineAndPointFormatter( | |
Color.rgb(new Double(rl * 255).intValue(), new Double(gl * 255).intValue(), new Double(bl * 255).intValue()), | |
Color.rgb(new Double(rp * 255).intValue(), new Double(gp * 255).intValue(), new Double(bp * 255).intValue()), | |
null, null)); | |
} | |
return v; | |
} | |
} | |
} |