lecho.lib.hellocharts.view.PieChartView Java Examples

private void setGraph(PieChartView graph, PieChartData data,int color){
    ArrayList<SliceValue> sliceValues = new ArrayList<>();
    SliceValue sliceValue2 = new SliceValue(1);
    SliceValue sliceValue = new SliceValue(0);

    sliceValues.add(sliceValue);
    sliceValues.add(sliceValue2);

    sliceValue.setColor(color);
    sliceValue2.setColor(getResources().getColor(R.color.dark_custom_gray));
    data.setHasCenterCircle(true);
    data.setCenterCircleColor(Color.BLACK);
    data.setValues(sliceValues);
    data.setCenterText1FontSize(12);
    data.setCenterText1Typeface(Typeface.DEFAULT_BOLD);
    data.setCenterText1Color(Color.WHITE);
    graph.setPieChartData(data);
    graph.setChartRotationEnabled(false);
}
 

private void setValue(PieChartData data, int score, TextView label,PieChartView chartView){
    int color = getColorBasedOnScore(score);
    setGraph(chartView, data,color);
    label.setBackgroundColor(color);
    data.getValues().get(0).setTarget(score);
    data.getValues().get(1).setTarget(10-score);
    data.setCenterText1(score + "/10");
}
 

public PieChartRotationAnimatorV14(PieChartView chart, long duration) {
    this.chart = chart;
    animator = ValueAnimator.ofFloat(0.0f, 1.0f);
    animator.setDuration(duration);
    animator.addListener(this);
    animator.addUpdateListener(this);
}
 

public PieChartTouchHandler(Context context, PieChartView chart) {
    super(context, chart);
    pieChart = (PieChartView) chart;
    scroller = ScrollerCompat.create(context);
    gestureDetector = new GestureDetector(context, new ChartGestureListener());
    scaleGestureDetector = new ScaleGestureDetector(context, new ChartScaleGestureListener());
    isZoomEnabled = false;// Zoom is not supported by PieChart.
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    setHasOptionsMenu(true);
    View rootView = inflater.inflate(R.layout.fragment_pie_chart, container, false);

    chart = (PieChartView) rootView.findViewById(R.id.chart);
    chart.setOnValueTouchListener(new ValueTouchListener());

    generateData();

    return rootView;
}
 

private void initPieChart(){//设置饼状图
    pieChartView=new PieChartView(this);
    List<SliceValue> values = new ArrayList<SliceValue>();
    int pieWidth=(int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,400, getResources().getDisplayMetrics());
    int pieHeigth=(int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,400, getResources().getDisplayMetrics());
    RelativeLayout.LayoutParams pieChartParams=new RelativeLayout.LayoutParams(pieWidth,pieHeigth);
    pieChartParams.addRule(RelativeLayout.CENTER_HORIZONTAL);
    pieChartParams.addRule(RelativeLayout.CENTER_VERTICAL);
    for (int i = 0; i < 5; ++i) {
        SliceValue sliceValue = new SliceValue((float) typesNum.get(i), colorData[i]);
        values.add(sliceValue);
    }
    pieChartView.setViewportCalculationEnabled(true);
    pieChartView.setChartRotationEnabled(false);
    pieChartView.setAlpha(0.9f);
    pieChartView.setCircleFillRatio(1f);
    pieChartView.setValueSelectionEnabled(true);
    final PieChartData pieChartData=new PieChartData();
    pieChartData.setHasLabels(true);
    pieChartData.setHasLabelsOnlyForSelected(false);
    pieChartData.setHasLabelsOutside(false);
    pieChartData.setHasCenterCircle(true);
    pieChartData.setCenterCircleColor(Color.WHITE);
    pieChartData.setCenterCircleScale(0.5f);
    pieChartData.setCenterText1Color(integer0);
    pieChartData.setCenterText2Color(Color.BLUE);
    pieChartData.setValues(values);
    pieChartView.setPieChartData(pieChartData);
    pieChartView.setOnValueTouchListener(new PieChartOnValueSelectListener() {
        @Override
        public void onValueSelected(int arcIndex, SliceValue value) {
            pieChartData.setCenterText1Color(integer0);
            pieChartData.setCenterText1FontSize(12);
            pieChartData.setCenterText1(stateChar[arcIndex]);
            pieChartData.setCenterText2Color(integer0);
            pieChartData.setCenterText2FontSize(16);
            pieChartData.setCenterText2(value.getValue()+"("+getCenterStringfromData(arcIndex)+")");
        }
        @Override
        public void onValueDeselected() {

        }
    });
    relativeLayout.addView(pieChartView,pieChartParams);
}
 

private void init() {
    final View speed_chart = findViewById(R.id.speed_chart);
    final View usability_chart = findViewById(R.id.usability_chart);
    final View addictive_chart = findViewById(R.id.addictive_chart);
    final View stability_chart = findViewById(R.id.stability_chart);

    speedChart = (PieChartView) speed_chart.findViewById(R.id.chart);
    usabilityChart = (PieChartView) usability_chart.findViewById(R.id.chart);
    addictiveChart = (PieChartView) addictive_chart.findViewById(R.id.chart);
    stabilityChart = (PieChartView) stability_chart.findViewById(R.id.chart);

    screenshots = new ArrayList<>();
    screenshots.add((ImageView) speed_chart.findViewById(R.id.screenshot));
    screenshots.add((ImageView) usability_chart.findViewById(R.id.screenshot));
    screenshots.add((ImageView) addictive_chart.findViewById(R.id.screenshot));
    screenshots.add((ImageView) stability_chart.findViewById(R.id.screenshot));

    bigImage = (ImageView) findViewById(R.id.bigImage);

    speedLabel = (TextView) speed_chart.findViewById(R.id.designation);
    usabilityLabel = (TextView) usability_chart.findViewById(R.id.designation);
    addictiveLabel = (TextView) addictive_chart.findViewById(R.id.designation);
    stabilityLabel = (TextView) stability_chart.findViewById(R.id.designation);

    speedLabel.setText(R.string.review_speed);
    usabilityLabel.setText(R.string.review_usability);
    addictiveLabel.setText(R.string.review_addictive);
    stabilityLabel.setText(R.string.review_stability);

    title = (TextView) findViewById(R.id.app_name);
    finalVeredict = (TextView) findViewById(R.id.final_veredict);
    reviewer = (TextView) findViewById(R.id.reviewer);
    rating = (TextView) findViewById(R.id.rating);

    appIcon = (ImageView) findViewById(R.id.app_icon);
    avatar = (ImageView) findViewById(R.id.avatar);

    speedData = new PieChartData();
    usabilityData = new PieChartData();
    addictiveData = new PieChartData();
    stabilityData = new PieChartData();

    prosLabel = (TextView) findViewById(R.id.pros_label);
    consLabel = (TextView) findViewById(R.id.cons_label);
    vername_date = (TextView) findViewById(R.id.vername_date);

    consContainer = (LinearLayout) findViewById(R.id.cons_container);
    prosContainer = (LinearLayout) findViewById(R.id.pros_container);
}
 

public PieChartRotationAnimatorV8(PieChartView chart) {
    this(chart, FAST_ANIMATION_DURATION);
}
 

public PieChartRotationAnimatorV8(PieChartView chart, long duration) {
    this.chart = chart;
    this.duration = duration;
    this.handler = new Handler();
}
 

public PieChartRotationAnimatorV14(PieChartView chart) {
    this(chart, FAST_ANIMATION_DURATION);
}