1 /* 2 * Copyright 2012 AndroidPlot.com 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.androidplot.demos.widget; 18 19 import android.appwidget.AppWidgetManager; 20 import android.appwidget.AppWidgetProvider; 21 import android.content.Context; 22 import android.graphics.Bitmap; 23 import android.graphics.Color; 24 import android.widget.RemoteViews; 25 import com.androidplot.demos.R; 26 import com.androidplot.xy.XYSeries; 27 import com.androidplot.xy.LineAndPointFormatter; 28 import com.androidplot.xy.SimpleXYSeries; 29 import com.androidplot.xy.XYPlot; 30 31 import java.util.Arrays; 32 33 public class DemoAppWidgetProvider extends AppWidgetProvider { 34 35 @Override onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds)36 public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) { 37 for (int widgetId : appWidgetIds) { 38 XYPlot plot = new XYPlot(context, "Widget Example"); 39 //plot.getLayoutParams().height = 100; 40 //plot.getLayoutParams().width = 100; 41 plot.measure(150,150); 42 plot.layout(0,0,150,150); 43 plot.setDrawingCacheEnabled(true); 44 45 // Create a couple arrays of y-values to plot: 46 Number[] series1Numbers = {1, 8, 5, 2, 7, 4}; 47 Number[] series2Numbers = {4, 6, 3, 8, 2, 10}; 48 49 // Turn the above arrays into XYSeries': 50 XYSeries series1 = new SimpleXYSeries( 51 Arrays.asList(series1Numbers), // SimpleXYSeries takes a List so turn our array into a List 52 SimpleXYSeries.ArrayFormat.Y_VALS_ONLY, // Y_VALS_ONLY means use the element index as the x value 53 "Series1"); // Set the display title of the series 54 55 // same as above 56 XYSeries series2 = new SimpleXYSeries(Arrays.asList(series2Numbers), SimpleXYSeries.ArrayFormat.Y_VALS_ONLY, "Series2"); 57 58 // Create a formatter to use for drawing a series using LineAndPointRenderer: 59 LineAndPointFormatter series1Format = new LineAndPointFormatter( 60 Color.rgb(0, 200, 0), // line color 61 Color.rgb(0, 100, 0), // point color 62 null, null); // fill color (none) 63 64 // add a new series' to the xyplot: 65 plot.addSeries(series1, series1Format); 66 67 // same as above: 68 plot.addSeries(series2, 69 new LineAndPointFormatter( 70 Color.rgb(0, 0, 200), Color.rgb(0, 0, 100), null, null)); 71 72 73 // reduce the number of range labels 74 plot.setTicksPerRangeLabel(3); 75 76 // by default, AndroidPlot displays developer guides to aid in laying out your plot. 77 // To get rid of them call disableAllMarkup(): 78 //plot.disableAllMarkup(); 79 80 Bitmap bmp = plot.getDrawingCache(); 81 82 RemoteViews rv = new RemoteViews(context.getPackageName(), R.layout.demo_app_widget); 83 rv.setBitmap(R.id.imgView, "setImageBitmap", bmp); 84 appWidgetManager.updateAppWidget(widgetId, rv); 85 } 86 } 87 } 88