Examples with StyleSpan android.text.style.StyleSpan used on opensource projects

Example 81 with StyleSpan

use of android.text.style.StyleSpan in project plaid by nickbutcher.

the class Bypass method recurseElement.

// The 'numberOfSiblings' parameters refers to the number of siblings within the parent, including
// the 'element' parameter, as in "How many siblings are you?" rather than "How many siblings do
// you have?".
private CharSequence recurseElement(Element element, int indexWithinParent, int numberOfSiblings, TextView textView, LoadImageCallback loadImageCallback) {
    Type type = element.getType();
    boolean isOrderedList = false;
    if (type == Type.LIST) {
        String flagsStr = element.getAttribute("flags");
        if (flagsStr != null) {
            int flags = Integer.parseInt(flagsStr);
            isOrderedList = (flags & Element.F_LIST_ORDERED) != 0;
            if (isOrderedList) {
                mOrderedListNumber.put(element, 1);
            }
        }
    }
    int size = element.size();
    CharSequence[] spans = new CharSequence[size];
    for (int i = 0; i < size; i++) {
        spans[i] = recurseElement(element.children[i], i, size, textView, loadImageCallback);
    }
    // Clean up after we're done
    if (isOrderedList) {
        mOrderedListNumber.remove(this);
    }
    CharSequence concat = TextUtils.concat(spans);
    SpannableStringBuilder builder = new ReverseSpannableStringBuilder();
    String text = element.getText();
    if (element.size() == 0 && element.getParent() != null && element.getParent().getType() != Type.BLOCK_CODE) {
        text = text.replace('\n', ' ');
    }
    switch(type) {
        case LIST:
            if (element.getParent() != null && element.getParent().getType() == Type.LIST_ITEM) {
                builder.append("\n");
            }
            break;
        case LINEBREAK:
            builder.append("\n");
            break;
        case LIST_ITEM:
            builder.append(" ");
            if (mOrderedListNumber.containsKey(element.getParent())) {
                int number = mOrderedListNumber.get(element.getParent());
                builder.append(Integer.toString(number) + ".");
                mOrderedListNumber.put(element.getParent(), number + 1);
            } else {
                builder.append(mOptions.mUnorderedListItem);
            }
            builder.append("  ");
            break;
        case AUTOLINK:
            builder.append(element.getAttribute("link"));
            break;
        case HRULE:
            // This ultimately gets drawn over by the line span, but
            // we need something here or the span isn't even drawn.
            builder.append("-");
            break;
        case IMAGE:
            if (loadImageCallback != null && !TextUtils.isEmpty(element.getAttribute("link"))) {
                // prepend a new line so that images are always on a new line
                builder.append("\n");
                // Display alt text (or title text) if there is no image
                String alt = element.getAttribute("alt");
                if (TextUtils.isEmpty(alt)) {
                    alt = element.getAttribute("title");
                }
                if (!TextUtils.isEmpty(alt)) {
                    alt = "[" + alt + "]";
                    builder.append(alt);
                } else {
                    // Character to be replaced
                    builder.append("");
                }
            } else {
                // Character to be replaced
                builder.append("");
            }
            break;
    }
    builder.append(text);
    builder.append(concat);
    // of the last child within the parent.
    if (element.getParent() != null || indexWithinParent < (numberOfSiblings - 1)) {
        if (type == Type.LIST_ITEM) {
            if (element.size() == 0 || !element.children[element.size() - 1].isBlockElement()) {
                builder.append("\n");
            }
        } else if (element.isBlockElement() && type != Type.BLOCK_QUOTE) {
            if (type == Type.LIST) {
                // If this is a nested list, don't include newlines
                if (element.getParent() == null || element.getParent().getType() != Type.LIST_ITEM) {
                    builder.append("\n");
                }
            } else if (element.getParent() != null && element.getParent().getType() == Type.LIST_ITEM) {
                // List items should never double-space their entries
                builder.append("\n");
            } else {
                builder.append("\n\n");
            }
        }
    }
    switch(type) {
        case HEADER:
            String levelStr = element.getAttribute("level");
            int level = Integer.parseInt(levelStr);
            setSpan(builder, new RelativeSizeSpan(mOptions.mHeaderSizes[level - 1]));
            setSpan(builder, new StyleSpan(Typeface.BOLD));
            break;
        case LIST:
            setBlockSpan(builder, new LeadingMarginSpan.Standard(mListItemIndent));
            break;
        case EMPHASIS:
            setSpan(builder, new StyleSpan(Typeface.ITALIC));
            break;
        case DOUBLE_EMPHASIS:
            setSpan(builder, new StyleSpan(Typeface.BOLD));
            break;
        case TRIPLE_EMPHASIS:
            setSpan(builder, new StyleSpan(Typeface.BOLD_ITALIC));
            break;
        case BLOCK_CODE:
            setSpan(builder, new LeadingMarginSpan.Standard(mCodeBlockIndent));
            setSpan(builder, new TypefaceSpan("monospace"));
            break;
        case CODE_SPAN:
            setSpan(builder, new TypefaceSpan("monospace"));
            break;
        case LINK:
        case AUTOLINK:
            String link = element.getAttribute("link");
            if (!TextUtils.isEmpty(link) && Patterns.EMAIL_ADDRESS.matcher(link).matches()) {
                link = "mailto:" + link;
            }
            setSpan(builder, new TouchableUrlSpan(link, textView.getLinkTextColors(), textView.getHighlightColor()));
            break;
        case BLOCK_QUOTE:
            // We add two leading margin spans so that when the order is reversed,
            // the QuoteSpan will always be in the same spot.
            setBlockSpan(builder, new LeadingMarginSpan.Standard(mBlockQuoteIndent));
            //setBlockSpan(builder, new QuoteSpan(mOptions.mBlockQuoteLineColor));
            setBlockSpan(builder, new FancyQuoteSpan(mBlockQuoteLineWidth, mBlockQuoteLineIndent, mOptions.mBlockQuoteLineColor));
            setBlockSpan(builder, new ForegroundColorSpan(mOptions.mBlockQuoteTextColor));
            setBlockSpan(builder, new LeadingMarginSpan.Standard(mBlockQuoteIndent));
            setBlockSpan(builder, new StyleSpan(Typeface.ITALIC));
            break;
        case STRIKETHROUGH:
            setSpan(builder, new StrikethroughSpan());
            break;
        case HRULE:
            setSpan(builder, new HorizontalLineSpan(mOptions.mHruleColor, mHruleSize, mHruleTopBottomPadding));
            break;
        case IMAGE:
            String url = element.getAttribute("link");
            if (loadImageCallback != null && !TextUtils.isEmpty(url)) {
                setPrependedNewlineSpan(builder, mOptions.mPreImageLinebreakHeight);
                ImageLoadingSpan loadingSpan = new ImageLoadingSpan();
                setSpanWithPrependedNewline(builder, loadingSpan);
                // make the (eventually loaded) image span clickable to open in browser
                setSpanWithPrependedNewline(builder, new TouchableUrlSpan(url, textView.getLinkTextColors(), textView.getHighlightColor()));
                loadImageCallback.loadImage(url, loadingSpan);
            }
            break;
    }
    return builder;
}

Example 82 with StyleSpan

use of android.text.style.StyleSpan in project android_frameworks_base by ParanoidAndroid.

the class ProgressDialog method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    LayoutInflater inflater = LayoutInflater.from(mContext);
    TypedArray a = mContext.obtainStyledAttributes(null, com.android.internal.R.styleable.AlertDialog, com.android.internal.R.attr.alertDialogStyle, 0);
    if (mProgressStyle == STYLE_HORIZONTAL) {
        /* Use a separate handler to update the text views as they
             * must be updated on the same thread that created them.
             */
        mViewUpdateHandler = new Handler() {

            @Override
            public void handleMessage(Message msg) {
                super.handleMessage(msg);
                /* Update the number and percent */
                int progress = mProgress.getProgress();
                int max = mProgress.getMax();
                if (mProgressNumberFormat != null) {
                    String format = mProgressNumberFormat;
                    mProgressNumber.setText(String.format(format, progress, max));
                } else {
                    mProgressNumber.setText("");
                }
                if (mProgressPercentFormat != null) {
                    double percent = (double) progress / (double) max;
                    SpannableString tmp = new SpannableString(mProgressPercentFormat.format(percent));
                    tmp.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), 0, tmp.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
                    mProgressPercent.setText(tmp);
                } else {
                    mProgressPercent.setText("");
                }
            }
        };
        View view = inflater.inflate(a.getResourceId(com.android.internal.R.styleable.AlertDialog_horizontalProgressLayout, R.layout.alert_dialog_progress), null);
        mProgress = (ProgressBar) view.findViewById(R.id.progress);
        mProgressNumber = (TextView) view.findViewById(R.id.progress_number);
        mProgressPercent = (TextView) view.findViewById(R.id.progress_percent);
        setView(view);
    } else {
        View view = inflater.inflate(a.getResourceId(com.android.internal.R.styleable.AlertDialog_progressLayout, R.layout.progress_dialog), null);
        mProgress = (ProgressBar) view.findViewById(R.id.progress);
        mMessageView = (TextView) view.findViewById(R.id.message);
        setView(view);
    }
    a.recycle();
    if (mMax > 0) {
        setMax(mMax);
    }
    if (mProgressVal > 0) {
        setProgress(mProgressVal);
    }
    if (mSecondaryProgressVal > 0) {
        setSecondaryProgress(mSecondaryProgressVal);
    }
    if (mIncrementBy > 0) {
        incrementProgressBy(mIncrementBy);
    }
    if (mIncrementSecondaryBy > 0) {
        incrementSecondaryProgressBy(mIncrementSecondaryBy);
    }
    if (mProgressDrawable != null) {
        setProgressDrawable(mProgressDrawable);
    }
    if (mIndeterminateDrawable != null) {
        setIndeterminateDrawable(mIndeterminateDrawable);
    }
    if (mMessage != null) {
        setMessage(mMessage);
    }
    setIndeterminate(mIndeterminate);
    onProgressChanged();
    super.onCreate(savedInstanceState);
}

Example 83 with StyleSpan

use of android.text.style.StyleSpan in project android_frameworks_base by ParanoidAndroid.

the class HtmlTest method testMarkup.

@SmallTest
public void testMarkup() throws Exception {
    SpannableString s;
    s = new SpannableString("Hello bold world");
    s.setSpan(new StyleSpan(Typeface.BOLD), 6, s.length() - 6, Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
    assertEquals(Html.toHtml(s), "<p>Hello <b>bold</b> world</p>\n");
    s = new SpannableString("Hello italic world");
    s.setSpan(new StyleSpan(Typeface.ITALIC), 6, s.length() - 6, Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
    assertEquals(Html.toHtml(s), "<p>Hello <i>italic</i> world</p>\n");
    s = new SpannableString("Hello monospace world");
    s.setSpan(new TypefaceSpan("monospace"), 6, s.length() - 6, Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
    assertEquals(Html.toHtml(s), "<p>Hello <tt>monospace</tt> world</p>\n");
    s = new SpannableString("Hello superscript world");
    s.setSpan(new SuperscriptSpan(), 6, s.length() - 6, Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
    assertEquals(Html.toHtml(s), "<p>Hello <sup>superscript</sup> world</p>\n");
    s = new SpannableString("Hello subscript world");
    s.setSpan(new SubscriptSpan(), 6, s.length() - 6, Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
    assertEquals(Html.toHtml(s), "<p>Hello <sub>subscript</sub> world</p>\n");
    s = new SpannableString("Hello underline world");
    s.setSpan(new UnderlineSpan(), 6, s.length() - 6, Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
    assertEquals(Html.toHtml(s), "<p>Hello <u>underline</u> world</p>\n");
    s = new SpannableString("Hello struck world");
    s.setSpan(new StrikethroughSpan(), 6, s.length() - 6, Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
    assertEquals(Html.toHtml(s), "<p>Hello <strike>struck</strike> world</p>\n");
    s = new SpannableString("Hello linky world");
    s.setSpan(new URLSpan("http://www.google.com"), 6, s.length() - 6, Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
    assertEquals(Html.toHtml(s), "<p>Hello <a href=\"http://www.google.com\">linky</a> world</p>\n");
}

Example 84 with StyleSpan

use of android.text.style.StyleSpan in project android_frameworks_base by ParanoidAndroid.

the class TextUtilsTest method testEllipsize.

@LargeTest
public void testEllipsize() {
    CharSequence s1 = "The quick brown fox jumps over þhe lazy dog.";
    CharSequence s2 = new Wrapper(s1);
    Spannable s3 = new SpannableString(s1);
    s3.setSpan(new StyleSpan(0), 5, 10, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
    TextPaint p = new TextPaint();
    p.setFlags(p.getFlags() & ~p.DEV_KERN_TEXT_FLAG);
    for (int i = 0; i < 100; i++) {
        for (int j = 0; j < 3; j++) {
            TextUtils.TruncateAt kind = null;
            switch(j) {
                case 0:
                    kind = TextUtils.TruncateAt.START;
                    break;
                case 1:
                    kind = TextUtils.TruncateAt.END;
                    break;
                case 2:
                    kind = TextUtils.TruncateAt.MIDDLE;
                    break;
            }
            String out1 = TextUtils.ellipsize(s1, p, i, kind).toString();
            String out2 = TextUtils.ellipsize(s2, p, i, kind).toString();
            String out3 = TextUtils.ellipsize(s3, p, i, kind).toString();
            String keep1 = TextUtils.ellipsize(s1, p, i, kind, true, null).toString();
            String keep2 = TextUtils.ellipsize(s2, p, i, kind, true, null).toString();
            String keep3 = TextUtils.ellipsize(s3, p, i, kind, true, null).toString();
            String trim1 = keep1.replace("", "");
            // Are all normal output strings identical?
            assertEquals("wid " + i + " pass " + j, out1, out2);
            assertEquals("wid " + i + " pass " + j, out2, out3);
            // Are preserved output strings identical?
            assertEquals("wid " + i + " pass " + j, keep1, keep2);
            assertEquals("wid " + i + " pass " + j, keep2, keep3);
            // Does trimming padding from preserved yield normal?
            assertEquals("wid " + i + " pass " + j, out1, trim1);
            // Did preserved output strings preserve length?
            assertEquals("wid " + i + " pass " + j, keep1.length(), s1.length());
            // Does the output string actually fit in the space?
            assertTrue("wid " + i + " pass " + j, p.measureText(out1) <= i);
            // Is the padded output the same width as trimmed output?
            assertTrue("wid " + i + " pass " + j, p.measureText(keep1) == p.measureText(out1));
        }
    }
}

Example 85 with StyleSpan

use of android.text.style.StyleSpan in project MPAndroidChart by PhilJay.

the class HalfPieChartActivity method generateCenterSpannableText.

private SpannableString generateCenterSpannableText() {
    SpannableString s = new SpannableString("MPAndroidChart\ndeveloped by Philipp Jahoda");
    s.setSpan(new RelativeSizeSpan(1.7f), 0, 14, 0);
    s.setSpan(new StyleSpan(Typeface.NORMAL), 14, s.length() - 15, 0);
    s.setSpan(new ForegroundColorSpan(Color.GRAY), 14, s.length() - 15, 0);
    s.setSpan(new RelativeSizeSpan(.8f), 14, s.length() - 15, 0);
    s.setSpan(new StyleSpan(Typeface.ITALIC), s.length() - 14, s.length(), 0);
    s.setSpan(new ForegroundColorSpan(ColorTemplate.getHoloBlue()), s.length() - 14, s.length(), 0);
    return s;
}