/*
* (non-Javadoc)
* @see org.odk.collect.android.widgets.IBinaryWidget#setBinaryData(java.lang.Object)
*/
@Override
public void setBinaryData(Object answer) {
String s = (String) answer;
mStringAnswer.setText(s);
String[] sa = s.split(" ");
mAnswerDisplay.setText(
StringUtils.getStringSpannableRobust(getContext(), R.string.latitude)
+ ": "
+ formatGps(Double.parseDouble(sa[0]), "lat")
+ "\n"
+ StringUtils.getStringSpannableRobust(getContext(), R.string.longitude)
+ ": "
+ formatGps(Double.parseDouble(sa[1]), "lon")
+ "\n"
+ StringUtils.getStringSpannableRobust(getContext(), R.string.altitude)
+ ": "
+ truncateDouble(sa[2])
+ "m\n"
+ StringUtils.getStringSpannableRobust(getContext(), R.string.accuracy)
+ ": "
+ truncateDouble(sa[3])
+ "m");
mWaitingForData = false;
}
/*
* (non-Javadoc)
* @see org.odk.collect.android.widgets.QuestionWidget#clearAnswer()
*/
@Override
public void clearAnswer() {
mStringAnswer.setText(null);
mAnswerDisplay.setText(null);
mGetLocationButton.setText(
StringUtils.getStringSpannableRobust(getContext(), R.string.get_location));
}
/**
* Identifies whether two strings are close enough that they are likely to be intended to be the
* same string. Fuzzy matching is only performed on strings that are longer than a certain size.
*
* @return A pair with two values. First value represents a match: true if the two strings meet
* CommCare's fuzzy match definition, false otherwise. Second value is the actual string
* distance that was matched, in order to be able to rank or otherwise interpret results.
*/
public static Pair<Boolean, Integer> fuzzyMatch(String a, String b) {
// tweakable parameter: Minimum length before edit distance
// starts being used (this is probably not necessary, and
// basically only makes sure that "at" doesn't match "or" or similar
if (b.length() > 3) {
int distance = StringUtils.LevenshteinDistance(a, b);
// tweakable parameter: edit distance past string length disparity
if (distance <= 2) {
return Pair.create(true, distance);
}
}
return Pair.create(false, -1);
}
public GeoPointWidget(Context context, FormEntryPrompt prompt) {
super(context, prompt);
mWaitingForData = false;
mUseMaps = false;
String appearance = prompt.getAppearanceHint();
if ("maps".equalsIgnoreCase(appearance)) {
try {
// use google maps it exists on the device
Class.forName("com.google.android.maps.MapActivity");
mUseMaps = true;
} catch (ClassNotFoundException e) {
mUseMaps = false;
}
}
setOrientation(LinearLayout.VERTICAL);
mStringAnswer = new TextView(getContext());
mAnswerDisplay = new TextView(getContext());
mAnswerDisplay.setTextSize(TypedValue.COMPLEX_UNIT_DIP, mAnswerFontsize);
mAnswerDisplay.setGravity(Gravity.CENTER);
Spannable locButtonText;
boolean viewButtonEnabled;
String s = prompt.getAnswerText();
if (s != null && !("".equals(s))) {
setBinaryData(s);
locButtonText = StringUtils.getStringSpannableRobust(getContext(), R.string.replace_location);
viewButtonEnabled = true;
} else {
locButtonText = StringUtils.getStringSpannableRobust(getContext(), R.string.get_location);
viewButtonEnabled = false;
}
mGetLocationButton = new Button(getContext());
WidgetUtils.setupButton(
mGetLocationButton, locButtonText, mAnswerFontsize, !prompt.isReadOnly());
mGetLocationButton.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent i;
if (mUseMaps) {
i = new Intent(getContext(), GeoPointMapActivity.class);
} else {
i = new Intent(getContext(), GeoPointActivity.class);
}
((Activity) getContext()).startActivityForResult(i, FormEntryActivity.LOCATION_CAPTURE);
mWaitingForData = true;
}
});
// setup 'view location' button
mViewButton = new Button(getContext());
WidgetUtils.setupButton(
mViewButton,
StringUtils.getStringSpannableRobust(getContext(), R.string.show_location),
mAnswerFontsize,
viewButtonEnabled);
// launch appropriate map viewer
mViewButton.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
String s = mStringAnswer.getText().toString();
String[] sa = s.split(" ");
double gp[] = new double[4];
gp[0] = Double.valueOf(sa[0]);
gp[1] = Double.valueOf(sa[1]);
gp[2] = Double.valueOf(sa[2]);
gp[3] = Double.valueOf(sa[3]);
Intent i = new Intent(getContext(), GeoPointMapActivity.class);
i.putExtra(LOCATION, gp);
getContext().startActivity(i);
}
});
addView(mGetLocationButton);
if (mUseMaps) {
addView(mViewButton);
}
addView(mAnswerDisplay);
}
