span.java

span.java

private void updateView(int blockPosition, boolean needPlaceHolder) {
        Block block = blocks.get(blockPosition);

        String imageUrl = block.getView() == null ? null : block.getView().getImageUrl();
        String title = block.getView() == null ? null : (block.getView().getTitle());
        String description = block.getView() == null ? null : block.getView().getDescription();
        String padding = "\n\n";

        if (title == null) {
            title = "";
        }

        if (description == null) {
            description = "";
        }

        int titleL = title.length();
        int paddingL = padding.length();
        int descriptionL = description.length();

        // Create a new spannable with the two strings
        Spannable spannable = new SpannableString(title+padding+description);

        // Set the custom typeface and font size to span over a section of the spannable object

        spannable.setSpan(new CustomTypefaceSpan("", mediumTypeface), 0, titleL, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        spannable.setSpan(new AbsoluteSizeSpan(sp24), 0, titleL, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);

        spannable.setSpan(new CustomTypefaceSpan("", regularTypeface), titleL, titleL + paddingL, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        spannable.setSpan(new AbsoluteSizeSpan(sp12), titleL, titleL + paddingL, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);

        spannable.setSpan(new CustomTypefaceSpan("", regularTypeface), titleL + paddingL, titleL + paddingL + descriptionL, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        spannable.setSpan(new AbsoluteSizeSpan(sp16), titleL + paddingL, titleL + paddingL + descriptionL, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);

        textTv.setText(spannable);
    }