Examples with Annotation android.text.Annotation used on opensource projects

Example 6 with Annotation

use of android.text.Annotation in project Signal-Android by WhisperSystems.

the class MentionRendererDelegate method draw.

public void draw(@NonNull Canvas canvas, @NonNull Spanned text, @NonNull Layout layout) {
    Annotation[] annotations = text.getSpans(0, text.length(), Annotation.class);
    for (Annotation annotation : annotations) {
        if (MentionAnnotation.isMentionAnnotation(annotation)) {
            int spanStart = text.getSpanStart(annotation);
            int spanEnd = text.getSpanEnd(annotation);
            int startLine = layout.getLineForOffset(spanStart);
            int endLine = layout.getLineForOffset(spanEnd);
            int startOffset = (int) (layout.getPrimaryHorizontal(spanStart) + -1 * layout.getParagraphDirection(startLine) * horizontalPadding);
            int endOffset = (int) (layout.getPrimaryHorizontal(spanEnd) + layout.getParagraphDirection(endLine) * horizontalPadding);
            MentionRenderer renderer = (startLine == endLine) ? single : multi;
            renderer.draw(canvas, layout, startLine, endLine, startOffset, endOffset);
        }
    }
}

Example 7 with Annotation

use of android.text.Annotation in project Resurrection_packages_apps_Settings by ResurrectionRemix.

the class AnnotationSpan method linkify.

public static CharSequence linkify(CharSequence rawText, LinkInfo... linkInfos) {
    SpannableString msg = new SpannableString(rawText);
    Annotation[] spans = msg.getSpans(0, msg.length(), Annotation.class);
    SpannableStringBuilder builder = new SpannableStringBuilder(msg);
    for (Annotation annotation : spans) {
        final String key = annotation.getValue();
        int start = msg.getSpanStart(annotation);
        int end = msg.getSpanEnd(annotation);
        AnnotationSpan link = null;
        for (LinkInfo linkInfo : linkInfos) {
            if (linkInfo.mAnnotation.equals(key)) {
                link = new AnnotationSpan(linkInfo.mListener);
                break;
            }
        }
        if (link != null) {
            builder.setSpan(link, start, end, msg.getSpanFlags(link));
        }
    }
    return builder;
}

Example 8 with Annotation

use of android.text.Annotation in project Signal-Android by signalapp.

the class ComposeText method changeSelectionForPartialMentions.

private boolean changeSelectionForPartialMentions(@NonNull Spanned spanned, int selectionStart, int selectionEnd) {
    Annotation[] annotations = spanned.getSpans(0, spanned.length(), Annotation.class);
    for (Annotation annotation : annotations) {
        if (MentionAnnotation.isMentionAnnotation(annotation)) {
            int spanStart = spanned.getSpanStart(annotation);
            int spanEnd = spanned.getSpanEnd(annotation);
            boolean startInMention = selectionStart > spanStart && selectionStart < spanEnd;
            boolean endInMention = selectionEnd > spanStart && selectionEnd < spanEnd;
            if (startInMention || endInMention) {
                if (selectionStart == selectionEnd) {
                    setSelection(spanEnd, spanEnd);
                } else {
                    int newStart = startInMention ? spanStart : selectionStart;
                    int newEnd = endInMention ? spanEnd : selectionEnd;
                    setSelection(newStart, newEnd);
                }
                return true;
            }
        }
    }
    return false;
}

Example 9 with Annotation

use of android.text.Annotation in project Signal-Android by signalapp.

the class MentionValidatorWatcher method afterTextChanged.

@Override
public void afterTextChanged(Editable editable) {
    if (invalidMentionAnnotations == null) {
        return;
    }
    List<Annotation> invalidMentions = invalidMentionAnnotations;
    invalidMentionAnnotations = null;
    for (Annotation annotation : invalidMentions) {
        editable.removeSpan(annotation);
    }
}

Example 10 with Annotation

use of android.text.Annotation in project Signal-Android by signalapp.

the class ConversationItem method linkifyMessageBody.

private void linkifyMessageBody(@NonNull Spannable messageBody, boolean shouldLinkifyAllLinks) {
    int linkPattern = Linkify.WEB_URLS | Linkify.EMAIL_ADDRESSES | Linkify.PHONE_NUMBERS;
    boolean hasLinks = LinkifyCompat.addLinks(messageBody, shouldLinkifyAllLinks ? linkPattern : 0);
    if (hasLinks) {
        Stream.of(messageBody.getSpans(0, messageBody.length(), URLSpan.class)).filterNot(url -> LinkPreviewUtil.isLegalUrl(url.getURL())).forEach(messageBody::removeSpan);
        URLSpan[] urlSpans = messageBody.getSpans(0, messageBody.length(), URLSpan.class);
        for (URLSpan urlSpan : urlSpans) {
            int start = messageBody.getSpanStart(urlSpan);
            int end = messageBody.getSpanEnd(urlSpan);
            URLSpan span = new InterceptableLongClickCopyLinkSpan(urlSpan.getURL(), urlClickListener);
            messageBody.setSpan(span, start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
        }
    }
    if (conversationMessage.hasStyleLinks()) {
        for (PlaceholderURLSpan placeholder : messageBody.getSpans(0, messageBody.length(), PlaceholderURLSpan.class)) {
            int start = messageBody.getSpanStart(placeholder);
            int end = messageBody.getSpanEnd(placeholder);
            URLSpan span = new InterceptableLongClickCopyLinkSpan(placeholder.getValue(), urlClickListener, ContextCompat.getColor(getContext(), R.color.signal_accent_primary), false);
            messageBody.setSpan(span, start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
        }
    }
    List<Annotation> mentionAnnotations = MentionAnnotation.getMentionAnnotations(messageBody);
    for (Annotation annotation : mentionAnnotations) {
        messageBody.setSpan(new MentionClickableSpan(RecipientId.from(annotation.getValue())), messageBody.getSpanStart(annotation), messageBody.getSpanEnd(annotation), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
    }
}