Examples with WalletTransactionsEntry com.sparrowwallet.sparrow.wallet.WalletTransactionsEntry used on opensource projects

Example 1 with WalletTransactionsEntry

use of com.sparrowwallet.sparrow.wallet.WalletTransactionsEntry in project sparrow by sparrowwallet.

the class BalanceChart method update.

public void update(WalletTransactionsEntry walletTransactionsEntry) {
    setVisible(!walletTransactionsEntry.getChildren().isEmpty());
    balanceSeries.getData().clear();
    List<Data<Number, Number>> balanceDataList = getTransactionEntries(walletTransactionsEntry).map(entry -> (TransactionEntry) entry).filter(txEntry -> txEntry.getBlockTransaction().getHeight() > 0).map(txEntry -> new XYChart.Data<>((Number) txEntry.getBlockTransaction().getDate().getTime(), (Number) txEntry.getBalance(), txEntry)).collect(Collectors.toList());
    int size = balanceDataList.size() * 2;
    for (int i = 0; i < size; i += 2) {
        Data<Number, Number> data = balanceDataList.get(i);
        if (i + 1 < balanceDataList.size()) {
            Data<Number, Number> nextData = balanceDataList.get(i + 1);
            Data<Number, Number> interstitialData = new Data<>(nextData.getXValue(), data.getYValue(), null);
            balanceDataList.add(i + 1, interstitialData);
        } else {
            Date now = new Date();
            Data<Number, Number> interstitialData = new Data<>(now.getTime(), data.getYValue(), null);
            balanceDataList.add(interstitialData);
        }
    }
    if (!balanceDataList.isEmpty()) {
        long min = balanceDataList.stream().map(data -> data.getXValue().longValue()).min(Long::compare).get();
        long max = balanceDataList.stream().map(data -> data.getXValue().longValue()).max(Long::compare).get();
        DateAxisFormatter dateAxisFormatter = new DateAxisFormatter(max - min);
        NumberAxis xAxis = (NumberAxis) getXAxis();
        xAxis.setTickLabelFormatter(dateAxisFormatter);
    }
    balanceSeries.getData().addAll(balanceDataList);
    if (selectedEntry != null) {
        select(selectedEntry);
    }
}

Example 2 with WalletTransactionsEntry

use of com.sparrowwallet.sparrow.wallet.WalletTransactionsEntry in project sparrow by sparrowwallet.

the class BalanceChart method getTransactionEntries.

private Stream<Entry> getTransactionEntries(WalletTransactionsEntry walletTransactionsEntry) {
    int total = walletTransactionsEntry.getChildren().size();
    if (walletTransactionsEntry.getChildren().size() <= MAX_VALUES) {
        return walletTransactionsEntry.getChildren().stream();
    }
    int bucketSize = total / MAX_VALUES;
    List<List<Entry>> buckets = Lists.partition(walletTransactionsEntry.getChildren(), bucketSize);
    List<Entry> reducedEntries = new ArrayList<>(MAX_VALUES);
    for (List<Entry> bucket : buckets) {
        long max = bucket.stream().mapToLong(entry -> Math.abs(entry.getValue())).max().orElse(0);
        Entry bucketEntry = bucket.stream().filter(entry -> entry.getValue() == max || entry.getValue() == -max).findFirst().orElseThrow();
        reducedEntries.add(bucketEntry);
    }
    return reducedEntries.stream();
}