@Override
public void setBinaryData(Object answer) {
// you are replacing an answer. delete the previous image using the
// content provider.
if (mBinaryName != null) {
deleteMedia();
}
File newImage = (File) answer;
if (newImage.exists()) {
// Add the new image to the Media content provider so that the
// viewing is fast in Android 2.0+
ContentValues values = new ContentValues(6);
values.put(Images.Media.TITLE, newImage.getName());
values.put(Images.Media.DISPLAY_NAME, newImage.getName());
values.put(Images.Media.DATE_TAKEN, System.currentTimeMillis());
values.put(Images.Media.MIME_TYPE, "image/jpeg");
values.put(Images.Media.DATA, newImage.getAbsolutePath());
Uri imageURI =
getContext().getContentResolver().insert(Images.Media.EXTERNAL_CONTENT_URI, values);
Log.i(t, "Inserting image returned uri = " + imageURI.toString());
mBinaryName = newImage.getName();
Log.i(t, "Setting current answer to " + newImage.getName());
} else {
Log.e(t, "NO IMAGE EXISTS at: " + newImage.getAbsolutePath());
}
Collect.getInstance().getFormController().setIndexWaitingForData(null);
}
private void launchSignatureActivity() {
mErrorTextView.setVisibility(View.GONE);
Intent i = new Intent(getContext(), DrawActivity.class);
i.putExtra(DrawActivity.OPTION, DrawActivity.OPTION_SIGNATURE);
// copy...
if (mBinaryName != null) {
File f = new File(mInstanceFolder + File.separator + mBinaryName);
i.putExtra(DrawActivity.REF_IMAGE, Uri.fromFile(f));
}
i.putExtra(DrawActivity.EXTRA_OUTPUT, Uri.fromFile(new File(Collect.TMPFILE_PATH)));
try {
Collect.getInstance().getFormController().setIndexWaitingForData(mPrompt.getIndex());
((Activity) getContext()).startActivityForResult(i, FormEntryActivity.SIGNATURE_CAPTURE);
} catch (ActivityNotFoundException e) {
Toast.makeText(
getContext(),
getContext().getString(R.string.activity_not_found, "signature capture"),
Toast.LENGTH_SHORT)
.show();
Collect.getInstance().getFormController().setIndexWaitingForData(null);
}
}
public SignatureWidget(Context context, FormEntryPrompt prompt) {
super(context, prompt);
mInstanceFolder = Collect.getInstance().getFormController().getInstancePath().getParent();
setOrientation(LinearLayout.VERTICAL);
TableLayout.LayoutParams params = new TableLayout.LayoutParams();
params.setMargins(7, 5, 7, 5);
mErrorTextView = new TextView(context);
mErrorTextView.setId(QuestionWidget.newUniqueId());
mErrorTextView.setText("Selected file is not a valid image");
// setup Blank Image Button
mSignButton = new Button(getContext());
mSignButton.setId(QuestionWidget.newUniqueId());
mSignButton.setText(getContext().getString(R.string.sign_button));
mSignButton.setTextSize(TypedValue.COMPLEX_UNIT_DIP, mAnswerFontsize);
mSignButton.setPadding(20, 20, 20, 20);
mSignButton.setEnabled(!prompt.isReadOnly());
mSignButton.setLayoutParams(params);
// launch capture intent on click
mSignButton.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
Collect.getInstance()
.getActivityLogger()
.logInstanceAction(this, "signButton", "click", mPrompt.getIndex());
launchSignatureActivity();
}
});
// finish complex layout
addView(mSignButton);
addView(mErrorTextView);
// and hide the sign button if read-only
if (prompt.isReadOnly()) {
mSignButton.setVisibility(View.GONE);
}
mErrorTextView.setVisibility(View.GONE);
// retrieve answer from data model and update ui
mBinaryName = prompt.getAnswerText();
// Only add the imageView if the user has signed
if (mBinaryName != null) {
mImageView = new ImageView(getContext());
mImageView.setId(QuestionWidget.newUniqueId());
Display display =
((WindowManager) getContext().getSystemService(Context.WINDOW_SERVICE))
.getDefaultDisplay();
int screenWidth = display.getWidth();
int screenHeight = display.getHeight();
File f = new File(mInstanceFolder + File.separator + mBinaryName);
if (f.exists()) {
Bitmap bmp = FileUtils.getBitmapScaledToDisplay(f, screenHeight, screenWidth);
if (bmp == null) {
mErrorTextView.setVisibility(View.VISIBLE);
}
mImageView.setImageBitmap(bmp);
} else {
mImageView.setImageBitmap(null);
}
mImageView.setPadding(10, 10, 10, 10);
mImageView.setAdjustViewBounds(true);
mImageView.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
Collect.getInstance()
.getActivityLogger()
.logInstanceAction(this, "viewImage", "click", mPrompt.getIndex());
launchSignatureActivity();
}
});
addView(mImageView);
}
}
@Override
public void cancelWaitingForBinaryData() {
Collect.getInstance().getFormController().setIndexWaitingForData(null);
}
@Override
public boolean isWaitingForBinaryData() {
return mPrompt
.getIndex()
.equals(Collect.getInstance().getFormController().getIndexWaitingForData());
}