private void drawChart() {
DefaultRenderer render = new DefaultRenderer();
CategorySeries incomeSeries = getDataSet();
for (int i = 0; i < incomeSeries.getItemCount(); i++) {
SimpleSeriesRenderer incomeSeriesRenderer = new SimpleSeriesRenderer();
incomeSeriesRenderer.setColor(GraphsHelper.getColorCode(i));
render.addSeriesRenderer(incomeSeriesRenderer);
}
render.setInScroll(true);
render.setPanEnabled(true);
render.setClickEnabled(false);
render.setChartTitleTextSize(26);
render.setShowLabels(true);
render.setShowLegend(true);
render.setShowGrid(true);
render.setBackgroundColor(Color.BLACK);
render.setLabelsTextSize(26);
render.setLabelsColor(Color.BLACK);
render.setLegendTextSize(26);
render.setZoomButtonsVisible(true);
GraphicalView chartView;
chartView = ChartFactory.getPieChartView(getActivity(), getDataSet(), render);
LinearLayout layout = (LinearLayout) getActivity().findViewById(R.id.dashboard_chart_layout);
layout.removeAllViews();
layout.addView(
chartView, new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.FILL_PARENT));
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_room_detail);
Bundle Title = getIntent().getExtras();
if (Title != null) {
mPlace = Title.getString(Constants.PLACE);
}
mRoomNameView = (TextView) findViewById(R.id.detail_roomname);
mSeatnumbnerView = (TextView) findViewById(R.id.detail_seatnumber);
mDescriptionView = (TextView) findViewById(R.id.detail_description);
mImageView = (ImageView) findViewById(R.id.detailed_image);
mHistoryButton = (Button) findViewById(R.id.history_button);
mPersistanceManager = new PersistanceManager(this);
r = mPersistanceManager.getCurrentRoom();
mRoomNameView.setText(r.getName());
mSeatnumbnerView.setText(r.getNumberOfSeat());
mDescriptionView.setText(r.getDescription());
// set the achartengine pie chart parameters, including color, lable size as well as items shown
// options
double taken = Double.parseDouble(r.getFullness());
double notTaken = 100 - taken;
double[] PIECHARTVALUES = new double[] {taken, notTaken};
mRenderer.setApplyBackgroundColor(true);
mRenderer.setBackgroundColor(Color.argb(100, 50, 50, 50));
mRenderer.setChartTitleTextSize(20);
mRenderer.setLabelsTextSize(50);
mRenderer.setShowLegend(false);
mRenderer.setShowTickMarks(false);
mRenderer.setZoomButtonsVisible(true);
mRenderer.setStartAngle(90);
// show the percentage
for (int i = 0; i < PIECHARTVALUES.length; i++) {
mSeries.add(NAME_LIST[i] + " " + PIECHARTVALUES[i] + "%", PIECHARTVALUES[i]);
SimpleSeriesRenderer renderer = new SimpleSeriesRenderer();
renderer.setColor(COLORS[(mSeries.getItemCount() - 1) % COLORS.length]);
mRenderer.addSeriesRenderer(renderer);
}
if (mChartView != null) {
mChartView.repaint();
}
// load the pie chart layout with the parameters in mRenderer and mSeries we set before.
LinearLayout layout = (LinearLayout) findViewById(R.id.chart);
mChartView = ChartFactory.getPieChartView(this, mSeries, mRenderer);
mRenderer.setClickEnabled(true);
mRenderer.setSelectableBuffer(10);
layout.addView(
mChartView,
new AbsListView.LayoutParams(
AbsListView.LayoutParams.FILL_PARENT, AbsListView.LayoutParams.FILL_PARENT));
if (!r.getImage().equals("")) {
Ion.with(mImageView)
.load(r.getImage())
.setCallback(
new FutureCallback<ImageView>() {
@Override
public void onCompleted(Exception e, ImageView result) {
if (e == null) {
// yay
} else {
// log the error information , helping to check. Then keep running app without
// image
Log.d(TAG, "image failed to load " + e.toString());
}
}
});
}
// set the extre before going to history activity, helping to save which building and which room
// to load.
mHistoryButton.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(getBaseContext(), HistoryActivity.class);
intent.putExtra(Constants.ROOM, r.getName());
intent.putExtra(Constants.PLACE, mPlace);
startActivity(intent);
}
});
}