私は Android アプリに取り組んでおり、2 つのフラグメント (FragmentA、FragmentB) を作成しました。フラグメント アクティビティのアダプターと mymain クラスもあります。問題は、これらの 2 つのフラグメントに、2 つのアクション バー アクティビティ (表と円グラフ) で Web サービスで受け取ったデータを入力したいことです。次の円グラフをフラグメント アクティビティに変換するにはどうすればよいですか?
public class PieChartActivity extends Details implements OnSeekBarChangeListener,OnChartValueSelectedListener {
private PieChart mChart;
private SeekBar mSeekBarX, mSeekBarY;
private TextView tvX, tvY;
private Typeface tf;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);
setContentView(R.layout.activity_piechart);
mSeekBarX = (SeekBar) findViewById(R.id.sbPieChart);
mSeekBarY = (SeekBar) findViewById(R.id.seekBar2);
mSeekBarY.setProgress(10);
mSeekBarX.setOnSeekBarChangeListener(this);
mSeekBarY.setOnSeekBarChangeListener(this);
mChart = (PieChart) findViewById(R.id.chart1);
mChart.setUsePercentValues(true);
// change the color of the center-hole
// mChart.setHoleColor(Color.rgb(235, 235, 235));
mChart.setHoleColorTransparent(true);
tf = Typeface.createFromAsset(getAssets(), "OpenSans-Regular.ttf");
mChart.setCenterTextTypeface(Typeface.createFromAsset(getAssets(), "OpenSans-Light.ttf"));
mChart.setHoleRadius(60f);
mChart.setDescription("");
mChart.setDrawCenterText(true);
mChart.setDrawHoleEnabled(true);
mChart.setRotationAngle(0);
// enable rotation of the chart by touch
mChart.setRotationEnabled(true);
// mChart.setUnit(" €");
// mChart.setDrawUnitsInChart(true);
// add a selection listener
mChart.setOnChartValueSelectedListener(this);
// mChart.setTouchEnabled(false);
mChart.setCenterText("MPAndroidChart\nLibrary");
setData(3, 100);
mChart.animateXY(1500, 1500);
// mChart.spin(2000, 0, 360);
Legend l = mChart.getLegend();
l.setPosition(LegendPosition.RIGHT_OF_CHART);
l.setXEntrySpace(7f);
l.setYEntrySpace(5f);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.actionToggleValues: {
for (DataSet<?> set : mChart.getData().getDataSets())
set.setDrawValues(!set.isDrawValuesEnabled());
mChart.invalidate();
break;
}
case R.id.actionToggleHole: {
if (mChart.isDrawHoleEnabled())
mChart.setDrawHoleEnabled(false);
else
mChart.setDrawHoleEnabled(true);
mChart.invalidate();
break;
}
case R.id.actionDrawCenter: {
if (mChart.isDrawCenterTextEnabled())
mChart.setDrawCenterText(false);
else
mChart.setDrawCenterText(true);
mChart.invalidate();
break;
}
case R.id.actionToggleXVals: {
mChart.setDrawSliceText(!mChart.isDrawSliceTextEnabled());
mChart.invalidate();
break;
}
case R.id.actionSave: {
// mChart.saveToGallery("title"+System.currentTimeMillis());
mChart.saveToPath("title" + System.currentTimeMillis(), "");
break;
}
case R.id.actionTogglePercent:
mChart.setUsePercentValues(!mChart.isUsePercentValuesEnabled());
mChart.invalidate();
break;
case R.id.animateX: {
mChart.animateX(1800);
break;
}
case R.id.animateY: {
mChart.animateY(1800);
break;
}
case R.id.animateXY: {
mChart.animateXY(1800, 1800);
break;
}
}
return true;
}
@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
// tvX.setText("" + (mSeekBarX.getProgress() + 1));
// tvY.setText("" + (mSeekBarY.getProgress()));
setData(mSeekBarX.getProgress(), mSeekBarY.getProgress());
}
private void setData(int count, float range) {
String[] mParties= Details.vls;
String title = Details.title;
mSeekBarX.setMax(mParties.length - 1);
float mult = range;
ArrayList<Entry> yVals1 = 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.
int sum = 0;
for (int i = 0; i < count + 1 ; i++) {
sum = sum + Integer.parseInt(mParties[i].replaceAll("[\\D]", ""));
}
for (int i = 0; i < count + 1; i++) {
int dd = Integer.parseInt(mParties[i].replaceAll("[\\D]", ""));
yVals1.add(new Entry((float) ( dd * 100), i));
}
ArrayList<String> xVals = new ArrayList<String>();
for (int i = 0; i < count + 1; i++)
xVals.add(mParties[i % mParties.length]);
PieDataSet dataSet = new PieDataSet(yVals1, title);
dataSet.setSliceSpace(3f);
// add a lot of colors
ArrayList<Integer> colors = new ArrayList<Integer>();
for (int c : ColorTemplate.VORDIPLOM_COLORS)
colors.add(c);
for (int c : ColorTemplate.JOYFUL_COLORS)
colors.add(c);
for (int c : ColorTemplate.COLORFUL_COLORS)
colors.add(c);
for (int c : ColorTemplate.LIBERTY_COLORS)
colors.add(c);
for (int c : ColorTemplate.PASTEL_COLORS)
colors.add(c);
colors.add(ColorTemplate.getHoloBlue());
dataSet.setColors(colors);
PieData data = new PieData(xVals, dataSet);
data.setValueFormatter(new PercentFormatter());
data.setValueTextSize(11f);
data.setValueTextColor(Color.WHITE);
data.setValueTypeface(tf);
mChart.setData(data);
// undo all highlights
mChart.highlightValues(null);
mChart.invalidate();
}