MainActivity.java

public class MainActivity extends AppCompatActivity {    private ExpandableListView mExpandableListView;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        mExpandableListView = findViewById(R.id.expandablelistview);        List groupList = new ArrayList<>();        groupList.add("      图形");        groupList.add("      文字");        groupList.add("      MPAndroidChart");        BitmapFactory.Options options = new BitmapFactory.Options();        options.inSampleSize = 2;        Bitmap bitmap = BitmapFactory.decodeFile("mnt/sdcard/test.png", options);        List> childList = new ArrayList<>();        List childList1 = new ArrayList<>();        childList1.add(bitmap);        List childList2 = new ArrayList<>();        childList2.add("1234567890");        List childList3 = new ArrayList<>();        childList3.add("自定义View");        childList3.add("");        childList.add(childList1);        childList.add(childList2);        childList.add(childList3);        DemoAdapter demoAdapter = new DemoAdapter(groupList, childList);        mExpandableListView.setAdapter(demoAdapter);        mExpandableListView.setOnGroupClickListener(new ExpandableListView.OnGroupClickListener() {//一级点击监听            @Override            public boolean onGroupClick(ExpandableListView parent, View v, int groupPosition, long id) {                //如果你处理了并且消费了点击返回true,这是一个基本的防止onTouch事件向下或者向上传递的返回机制                Log.d("onGroupClick", "onGroupClick");                return false;            }        });        mExpandableListView.setOnChildClickListener(new ExpandableListView.OnChildClickListener() {//二级点击监听            @Override            public boolean onChildClick(ExpandableListView parent, View v, int groupPosition, int childPosition, long id) {                Log.d("onChildClick", "onChildClick");                //如果你处理了并且消费了点击返回true                return false;            }        });    }}   
DemoAdapter.java
   
public class DemoAdapter extends BaseExpandableListAdapter {    List mGroupList;    List> mChildList;    private LineChart mChartWeekHeart;    public DemoAdapter(List groupList, List> childList) {        mGroupList = groupList;        mChildList = childList;    }    @Override    public int getGroupCount() {//返回第一级List长度        return mGroupList.size();    }    @Override    public int getChildrenCount(int groupPosition) {//返回指定groupPosition的第二级List长度        return mChildList.get(groupPosition).size();    }    @Override    public Object getGroup(int groupPosition) {//返回一级List里的内容        return mGroupList.get(groupPosition);    }    @Override    public Object getChild(int groupPosition, int childPosition) {//返回二级List的内容        return mChildList.get(groupPosition).get(childPosition);    }    @Override    public long getGroupId(int groupPosition) {//返回一级View的id 保证id唯一        return groupPosition;    }    @Override    public long getChildId(int groupPosition, int childPosition) {        return groupPosition + childPosition;    }    /**     * 指示在对基础数据进行更改时子ID和组ID是否稳定     *     * @return     */    @Override    public boolean hasStableIds() {        return true;    }    /**     * 返回一级父View     */    @Override    public View getGroupView(int groupPosition, boolean isExpanded, View convertView, ViewGroup parent) {        convertView = LayoutInflater.from(parent.getContext()).inflate(R.layout.support_simple_spinner_dropdown_item, parent, false);        ((TextView) convertView).setText((String) getGroup(groupPosition));        return convertView;    }    /**     * 返回二级子View     */    @Override    public View getChildView(int groupPosition, int childPosition, boolean isLastChild, View convertView, ViewGroup parent) {        if (groupPosition == 0) {            convertView = LayoutInflater.from(parent.getContext()).inflate(R.layout.view1, parent, false);            ((ImageView) convertView).setImageBitmap((Bitmap) getChild(groupPosition, childPosition));            return convertView;        } else if (groupPosition == 1) {            convertView = LayoutInflater.from(parent.getContext()).inflate(R.layout.view2, parent, false);            ((TextView) convertView).setText((String) getChild(groupPosition, childPosition));            return convertView;        } else if (groupPosition == 2) {            if (childPosition == 0) {                convertView = LayoutInflater.from(parent.getContext()).inflate(R.layout.support_simple_spinner_dropdown_item, parent, false);                ((TextView) convertView).setGravity(Gravity.CENTER);                ((TextView) convertView).setText((String) getChild(groupPosition, childPosition));            } else {                convertView = LayoutInflater.from(parent.getContext()).inflate(R.layout.layout, parent, false);                mChartWeekHeart = (LineChart) convertView;                setData();                ((LineChart) convertView).invalidate();            }            return convertView;        }        return convertView;    }    private void setData() {        // グラフを表示する        mChartWeekHeart.getDescription().setEnabled(false);         // グラフのタイトル        mChartWeekHeart.setTouchEnabled(false);                   // グラフへのタッチジェスチャー        mChartWeekHeart.setScaleEnabled(false);                  // グラフのスケーリング        mChartWeekHeart.setDragEnabled(false);                    // グラフのドラッギング        mChartWeekHeart.setPinchZoom(false);                    // グラフのピンチ/ズーム        mChartWeekHeart.setBackgroundColor(Color.TRANSPARENT);  // グラフの背景色(透過)        mChartWeekHeart.getLegend().setEnabled(false);        List labels = new ArrayList();        labels.add("");                                      // 0        labels.add("");                                      // 1        labels.add("");                                      // 2        labels.add("");                                      // 3        labels.add("５");                                     // 4        labels.add("");                                      // 5        labels.add("");                                      // 6        labels.add("４");                                     // 7        labels.add("");                                      // 8        labels.add("３");                                     // 9        labels.add("");                                      // 10        labels.add("２");                                     // 11        labels.add("");                                      // 12        labels.add("");                                      // 13        labels.add("１");                                     // 14        labels.add("");                                      // 15        YAxis leftYAxis = mChartWeekHeart.getAxisLeft();            // Y軸(左)の取得        leftYAxis.setAxisMaximum(16f);                                // Y軸(左)の最大値        leftYAxis.setAxisMinimum(1f);                                 // Y軸(左)の最小値        leftYAxis.setLabelCount(15);                                 // Y軸(左)の目盛りの数        IndexAxisValueFormatter formatter = new IndexAxisValueFormatter(labels);        leftYAxis.setValueFormatter(formatter); // Y軸(左)の目盛りラベルを設定        leftYAxis.setDrawGridLines(false);        leftYAxis.setInverted(true);                                // Y軸の上下反転        mChartWeekHeart.getAxisRight().setEnabled(false);               // Y軸(右)は表示しない        leftYAxis.removeAllLimitLines();        LimitLine line6 = new LimitLine(6f);        line6.setLineWidth(1f);        line6.enableDashedLine(25f, 25f, 0f);        line6.setLineColor(Color.BLACK);        leftYAxis.addLimitLine(line6);        LimitLine line8 = new LimitLine(8f);        line8.setLineWidth(1f);        line8.enableDashedLine(25f, 25f, 0f);        line8.setLineColor(Color.BLACK);        leftYAxis.addLimitLine(line8);        LimitLine line10 = new LimitLine(10f);        line10.setLineWidth(1f);        line10.enableDashedLine(25f, 25f, 0f);        line10.setLineColor(Color.BLACK);        leftYAxis.addLimitLine(line10);        LimitLine line12 = new LimitLine(12f);        line12.setLineWidth(1f);        line12.enableDashedLine(25f, 25f, 0f);        line12.setLineColor(Color.BLACK);        leftYAxis.addLimitLine(line12);        XAxis xAxis = mChartWeekHeart.getXAxis();    // X軸の設定        xAxis.setPosition(XAxis.XAxisPosition.BOTTOM); // X軸のラベルをグラフ下部に設定        xAxis.setAxisMaximum(8f);                      // X軸の最大値        xAxis.setAxisMinimum(0f);                      // X軸の最小値        xAxis.setDrawGridLines(false);               // X軸の目盛り非表示        List labelsX = new ArrayList();        labelsX.add("");        labelsX.add("月");        labelsX.add("火");        labelsX.add("水");        labelsX.add("木");        labelsX.add("金");        labelsX.add("土");        labelsX.add("日");        xAxis.setValueFormatter(new IndexAxisValueFormatter(labelsX)); // X軸(下)の目盛りラベルを設定        xAxis.setLabelCount(8);                                    // X軸(下)の目盛りの数        List values = new ArrayList();        for (int i = 0; i < 5; i++) {            values.add(new Entry(1f + i, 2, null, null));        }        List dataSets = new ArrayList();        if (values.size() > 0) {            LineDataSet set1 = new LineDataSet(values, "");     // グラフ下部のプロット説明            set1.setDrawIcons(false);            set1.setColor(Color.BLACK);                 // 折れ線の色            set1.setCircleColor(Color.BLACK);          // グラフ上のプロットの色            set1.setLineWidth(1f);            set1.setCircleRadius(3f);            set1.setDrawCircleHole(false);            set1.setValueTextSize(0f);            set1.setDrawFilled(false);               // 折れ線下部の塗りつぶし            set1.setFormLineWidth(1f);            float data[] = new float[2];            data[0] = 10f;            data[1] = 5f;            set1.setFormLineDashEffect(new DashPathEffect(data, 0f));            dataSets.add(set1);        }        LineData lineData = new LineData(dataSets);        mChartWeekHeart.setData(lineData);        mChartWeekHeart.getData().notifyDataChanged();    }    /**     * 指定位置的子项是否可选     */    @Override    public boolean isChildSelectable(int groupPosition, int childPosition) {        return false;    }}
   
布局文件
   
activity_main.xml
   
<?xml version="1.0" encoding="utf-8"?>        
   
view1.xml
   
<?xml version="1.0" encoding="utf-8"?>
   
view2.xml
   
<?xml version="1.0" encoding="utf-8"?>
   
layout.xml
   
   
需要事先将MPAndroidChartv_3.1.0.jar包存入到工程的libs目录下面








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