package com.mani.slotmachine;

import android.content.Context;
import android.graphics.Paint;
import android.graphics.Typeface;
import android.support.v4.util.LruCache;
import android.text.TextPaint;
import android.text.style.MetricAffectingSpan;

public class TypefaceSpan extends MetricAffectingSpan {
    private static LruCache<String, Typeface> sTypefaceCache = new LruCache<String, Typeface>(12);

    private Typeface mTypeface;

    public TypefaceSpan(Context context, String typefaceName) {
    	
        mTypeface = sTypefaceCache.get(typefaceName);

        if (mTypeface == null) {
            mTypeface = Typeface.createFromAsset(context.getApplicationContext().getAssets(),
                    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);
    }
}