MPChartExample/src/com/xxmassdeveloper/mpchartexample/RadarChartActivitry.java

package com.xxmassdeveloper.mpchartexample;

import android.graphics.Typeface;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.WindowManager;
import android.widget.Toast;

import com.github.mikephil.charting.charts.RadarChart;
import com.github.mikephil.charting.data.Entry;
import com.github.mikephil.charting.data.RadarData;
import com.github.mikephil.charting.data.RadarDataSet;
import com.github.mikephil.charting.utils.Legend;
import com.github.mikephil.charting.utils.Legend.LegendPosition;
import com.github.mikephil.charting.utils.XLabels;
import com.github.mikephil.charting.utils.YLabels;
import com.xxmassdeveloper.mpchartexample.notimportant.DemoBase;

import java.util.ArrayList;

public class RadarChartActivitry extends DemoBase {

    private RadarChart mChart;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
                WindowManager.LayoutParams.FLAG_FULLSCREEN);
        setContentView(R.layout.activity_radarchart);

        mChart = (RadarChart) findViewById(R.id.chart1);

        Typeface tf = Typeface.createFromAsset(getAssets(), "OpenSans-Regular.ttf");

        mChart.setValueTypeface(tf);

        mChart.setDescription("");

        mChart.setWebLineWidth(1.5f);
        mChart.setWebLineWidthInner(0.75f);
        mChart.setWebAlpha(100);

        mChart.setDrawYValues(false);

        // create a custom MarkerView (extend MarkerView) and specify the layout
        // to use for it
        MyMarkerView mv = new MyMarkerView(this, R.layout.custom_marker_view);

        // define an offset to change the original position of the marker
        // (optional)
        mv.setOffsets(-mv.getMeasuredWidth() / 2, -mv.getMeasuredHeight());

        // set the marker to the chart
        mChart.setMarkerView(mv);

        setData();

        XLabels xl = mChart.getXLabels();
        xl.setTypeface(tf);
        xl.setTextSize(9f);

        YLabels yl = mChart.getYLabels();
        yl.setTypeface(tf);
        yl.setLabelCount(5);
        yl.setTextSize(9f);

        // mChart.animateXY(1500, 1500);

        Legend l = mChart.getLegend();
        l.setPosition(LegendPosition.RIGHT_OF_CHART);
        l.setTypeface(tf);
        l.setXEntrySpace(7f);
        l.setYEntrySpace(5f);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.radar, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {

        switch (item.getItemId()) {
            case R.id.actionToggleValues: {
                if (mChart.isDrawYValuesEnabled())
                    mChart.setDrawYValues(false);
                else
                    mChart.setDrawYValues(true);
                mChart.invalidate();
                break;
            }
            case R.id.actionToggleHighlight: {
                if (mChart.isHighlightEnabled())
                    mChart.setHighlightEnabled(false);
                else
                    mChart.setHighlightEnabled(true);
                mChart.invalidate();
                break;
            }
            case R.id.actionToggleRotate: {
                if (mChart.isRotationEnabled())
                    mChart.setRotationEnabled(false);
                else
                    mChart.setRotationEnabled(true);
                mChart.invalidate();
                break;
            }
            case R.id.actionToggleFilled: {

                ArrayList<RadarDataSet> sets = (ArrayList<RadarDataSet>) mChart.getDataCurrent()
                        .getDataSets();

                for (RadarDataSet set : sets) {
                    if (set.isDrawFilledEnabled())
                        set.setDrawFilled(false);
                    else
                        set.setDrawFilled(true);
                }
                mChart.invalidate();
                break;
            }
            case R.id.actionSave: {
                if (mChart.saveToPath("title" + System.currentTimeMillis(), "")) {
                    Toast.makeText(getApplicationContext(), "Saving SUCCESSFUL!",
                            Toast.LENGTH_SHORT).show();
                } else
                    Toast.makeText(getApplicationContext(), "Saving FAILED!", Toast.LENGTH_SHORT)
                            .show();
                break;
            }
            case R.id.actionToggleXLabels: {
                if (mChart.isDrawXLabelsEnabled())
                    mChart.setDrawXLabels(false);
                else
                    mChart.setDrawXLabels(true);
                mChart.invalidate();
                break;
            }
            case R.id.actionToggleYLabels: {
                if (mChart.isDrawYLabelsEnabled())
                    mChart.setDrawYLabels(false);
                else
                    mChart.setDrawYLabels(true);
                mChart.invalidate();
                break;
            }
            case R.id.actionToggleSpin: {
                mChart.spin(2000, mChart.getRotationAngle(), mChart.getRotationAngle() + 360);
                break;
            }
        }
        return true;
    }

    private String[] mParties = new String[] {
            "Party A", "Party B", "Party C", "Party D", "Party E", "Party F", "Party G", "Party H",
            "Party I"
    };

    public void setData() {

        float mult = 150;
        int cnt = 9;

        ArrayList<Entry> yVals1 = new ArrayList<Entry>();
        ArrayList<Entry> yVals2 = new ArrayList<Entry>();

        // IMPORTANT: In a PieChart, no values (Entry) should have the same
        // xIndex (even if from different DataSets), since no values can be
        // drawn above each other.
        for (int i = 0; i < cnt; i++) {
            yVals1.add(new Entry((float) (Math.random() * mult) + mult / 2, i));
        }

        for (int i = 0; i < cnt; i++) {
            yVals2.add(new Entry((float) (Math.random() * mult) + mult / 2, i));
        }

        ArrayList<String> xVals = new ArrayList<String>();

        for (int i = 0; i < cnt; i++)
            xVals.add(mParties[i % mParties.length]);

        RadarDataSet set1 = new RadarDataSet(yVals1, "Set 1");
        set1.setColor(getResources().getColor(R.color.vordiplom_1));
        set1.setDrawFilled(true);
        set1.setLineWidth(2f);

        RadarDataSet set2 = new RadarDataSet(yVals2, "Set 2");
        set2.setColor(getResources().getColor(R.color.vordiplom_5));
        set2.setDrawFilled(true);
        set2.setLineWidth(2f);

        ArrayList<RadarDataSet> sets = new ArrayList<RadarDataSet>();
        sets.add(set1);
        sets.add(set2);

        RadarData data = new RadarData(xVals, sets);
        mChart.setData(data);

        // undo all highlights
        mChart.highlightValues(null);

        mChart.invalidate();
    }
}