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forked from twaddington/TypefaceSpan.java, Added option in Constructor for changing Colour.
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/* | |
* Copyright 2013 Simple Finance Corporation. All rights reserved. | |
* | |
* Licensed under the Apache License, Version 2.0 (the "License"); | |
* you may not use this file except in compliance with the License. | |
* You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an "AS IS" BASIS, | |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
*/ | |
/** | |
* 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; | |
private int mColor; | |
/** | |
* Load the {@link Typeface} and apply to a {@link Spannable}. | |
*/ | |
public TypefaceSpan(Context context, String typefaceName, int color) { | |
mTypeface = sTypefaceCache.get(typefaceName); | |
mColor = color; | |
if (mTypeface == null) { | |
mTypeface = Typeface.createFromAsset(context.getApplicationContext() | |
.getAssets(), String.format("fonts/%s", typefaceName)); | |
// Cache the loaded Typeface | |
sTypefaceCache.put(typefaceName, mTypeface); | |
} | |
} | |
@Override | |
public void updateMeasureState(TextPaint p) { | |
p.setTypeface(mTypeface); | |
p.setColor(mColor); | |
// 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); | |
tp.setColor(mColor); | |
// Note: This flag is required for proper typeface rendering | |
tp.setFlags(tp.getFlags() | Paint.SUBPIXEL_TEXT_FLAG); | |
} | |
} |
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