Add uniform string length formatting to MixStatusCell text

This commit is contained in:
RequestPrivacy 2022-11-14 11:03:05 +01:00
parent 7e7795196c
commit bf840600fc
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@ -21,6 +21,7 @@ import java.util.Locale;
public class MixStatusCell extends TreeTableCell<Entry, UtxoEntry.MixStatus> {
private static final int ERROR_DISPLAY_MILLIS = 5 * 60 * 1000;
private static int maxMixesDoneDigitCount = 0;
public MixStatusCell() {
super();
@ -40,7 +41,7 @@ public class MixStatusCell extends TreeTableCell<Entry, UtxoEntry.MixStatus> {
setText(null);
setGraphic(null);
} else {
setText(Integer.toString(mixStatus.getMixesDone()));
setText(formatMixesDone(mixStatus.getMixesDone()));
if(mixStatus.getNextMixUtxo() == null) {
setContextMenu(new MixStatusContextMenu(mixStatus.getUtxoEntry(), mixStatus.getMixProgress() != null && mixStatus.getMixProgress().getMixStep() != MixStep.FAIL));
} else {
@ -211,4 +212,65 @@ public class MixStatusCell extends TreeTableCell<Entry, UtxoEntry.MixStatus> {
}
}
}
/**
* Provides an equal length for all displayed mixesDone cell texts by reserving enough space to hold the largest
* mix count.
* @param mixesDone
* @return A string representation of <code>mixesDone</code> but of the same string length as the greatest mix
* count in the column.
*/
private String formatMixesDone(int mixesDone) {
int mixesDoneDigits = calcDigitCount(mixesDone);
if (mixesDoneDigits > maxMixesDoneDigitCount) maxMixesDoneDigitCount = mixesDoneDigits;
String formattingString = "%1$" + maxMixesDoneDigitCount + "s";
return String.format(formattingString, mixesDone);
}
/**
* Util method to count the digits of a number excluding its sign by a divide and conquer algorithm.
* @param number
* @return An integer representing the number of digits in the provided integer.
*/
private int calcDigitCount(int number) {
number = Math.abs(number);
if (number < 100000) {
if (number < 100) {
if (number < 10) {
return 1;
} else {
return 2;
}
} else {
if (number < 1000) {
return 3;
} else {
if (number < 10000) {
return 4;
} else {
return 5;
}
}
}
} else {
if (number < 10000000) {
if (number < 1000000) {
return 6;
} else {
return 7;
}
} else {
if (number < 100000000) {
return 8;
} else {
if (number < 1000000000) {
return 9;
} else {
return 10;
}
}
}
}
}
}