Android Open Source - ho.la.urv Typeface Span

From Project

Back to project page ho.la.urv.

License

The source code is released under:

MIT License

If you think the Android project ho.la.urv listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.

Java Source Code

package eu.robertboloc.holaurv.helpers;
//from  www.ja  va 2s.  c  om
import android.content.Context;
import android.graphics.Paint;
import android.graphics.Typeface;
import android.support.v4.util.LruCache;
import android.text.Spannable;
import android.text.TextPaint;
import android.text.style.MetricAffectingSpan;

/**
 * Style a {@link Spannable} with a custom {@link Typeface}.
 * 
 * @author Tristan Waddington
 */
public class TypefaceSpan extends MetricAffectingSpan {
    /** An <code>LruCache</code> for previously loaded typefaces. */
    private static LruCache<String, Typeface> sTypefaceCache = new LruCache<String, Typeface>(
            12);

    private Typeface mTypeface;

    /**
     * Load the {@link Typeface} and apply to a {@link Spannable}.
     */
    public TypefaceSpan(Context context, String typefaceName) {
        mTypeface = sTypefaceCache.get(typefaceName);

        if (mTypeface == null) {
            mTypeface = Typeface.createFromAsset(context
                    .getApplicationContext().getAssets(), String.format(
                    "%s.ttf", typefaceName));

            // Cache the loaded Typeface
            sTypefaceCache.put(typefaceName, mTypeface);
        }
    }

    @Override
    public void updateMeasureState(TextPaint p) {
        p.setTypeface(mTypeface);

        // Note: This flag is required for proper typeface rendering
        p.setFlags(p.getFlags() | Paint.SUBPIXEL_TEXT_FLAG);
    }

    @Override
    public void updateDrawState(TextPaint tp) {
        tp.setTypeface(mTypeface);

        // Note: This flag is required for proper typeface rendering
        tp.setFlags(tp.getFlags() | Paint.SUBPIXEL_TEXT_FLAG);
    }
}

Java Source Code List