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我已經看過github資源,也有here,但我無法讓我的圖顯示實時數據。這是我的代碼。如何使用實時數據更新裝飾圖表?
public class Blink_HR extends Fragment {
TextView textView;
LinearLayout linearLayout;
DecoView mDecoView;
private int mBackIndex;
private int mSeries1Index;
private int mSeries2Index;
private int mSeries3Index;
private final float
mSeriesMax = 50f;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
return inflater.inflate(R.layout.blink_hr, container, false);
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
textView = (TextView) getActivity().findViewById(R.id.meditation);
linearLayout = (LinearLayout) getView().findViewById(R.id.blinkHR);
mDecoView = (DecoView)getActivity().findViewById(R.id.dynamicArcView);
mDecoView.addEvent(new DecoEvent.Builder(mSeriesMax)
.setIndex(mBackIndex)
.setDuration(10)
.build());
SeriesItem seriesItem = new SeriesItem.Builder(Color.parseColor("#FFE2E2E2"))
.setRange(0, mSeriesMax, 0)
.setInitialVisibility(true)
.build();
mBackIndex = mDecoView.addSeries(seriesItem);
}
void update(int id, int value) {
String heart = String.valueOf(value);
Log.d("Blink Hai", heart);
if (value > 0 && mDecoView!=null && mSeries1Index!=0) {
SeriesItem seriesItem = new SeriesItem.Builder(Color.parseColor("#FFFF8800"))
.setRange(0, (float)value, 0)
.setInitialVisibility(false)
.build();
mSeries1Index = mDecoView.addSeries(seriesItem);
}
if (mDecoView != null) {
mDecoView.addEvent(new DecoEvent.Builder(42.4f)
.setIndex(mSeries1Index)
.setDelay(3250)
.build());
mDecoView.executeReset();
}
}
}
我的更新函數被調用每1秒,我希望圖表更新實時這個數據。不過,我所得到的只是屏幕上的一個飛艇。