19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.graphics.drawable; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.io.IOException; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport org.xmlpull.v1.XmlPullParser; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport org.xmlpull.v1.XmlPullParserException; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 245ed8f27858dbdf85203068eca46eef0a65f3344eAlan Viveretteimport android.annotation.NonNull; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.res.Resources; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.res.TypedArray; 2752b999f0721b53e9c6e18a4bd664e89aeb65b2d5Alan Viveretteimport android.content.res.Resources.Theme; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.AttributeSet; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * A resource that manages a number of alternate Drawables, each assigned a maximum numerical value. 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Setting the level value of the object with {@link #setLevel(int)} will load the image with the next 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * greater or equal value assigned to its max attribute. 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * A good example use of 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a LevelListDrawable would be a battery level indicator icon, with different images to indicate the current 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * battery level. 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * It can be defined in an XML file with the <code><level-list></code> element. 394df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * Each Drawable level is defined in a nested <code><item></code>. For example: 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </p> 414df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * <pre> 424df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * <level-list xmlns:android="http://schemas.android.com/apk/res/android"> 434df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * <item android:maxLevel="0" android:drawable="@drawable/ic_wifi_signal_1" /> 444df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * <item android:maxLevel="1" android:drawable="@drawable/ic_wifi_signal_2" /> 454df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * <item android:maxLevel="2" android:drawable="@drawable/ic_wifi_signal_3" /> 464df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * <item android:maxLevel="3" android:drawable="@drawable/ic_wifi_signal_4" /> 474df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * </level-list> 484df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project *</pre> 494df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * <p>With this XML saved into the res/drawable/ folder of the project, it can be referenced as 504df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * the drawable for an {@link android.widget.ImageView}. The default image is the first in the list. 514df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * It can then be changed to one of the other levels with 52dfe5c204403bc56c29bb36410574eab8b1950417Scott Main * {@link android.widget.ImageView#setImageLevel(int)}. For more 53dfe5c204403bc56c29bb36410574eab8b1950417Scott Main * information, see the guide to <a 54dfe5c204403bc56c29bb36410574eab8b1950417Scott Main * href="{@docRoot}guide/topics/resources/drawable-resource.html">Drawable Resources</a>.</p> 55dfe5c204403bc56c29bb36410574eab8b1950417Scott Main * 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#LevelListDrawableItem_minLevel 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#LevelListDrawableItem_maxLevel 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#LevelListDrawableItem_drawable 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class LevelListDrawable extends DrawableContainer { 615ed8f27858dbdf85203068eca46eef0a65f3344eAlan Viverette private LevelListState mLevelListState; 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mMutated; 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public LevelListDrawable() { 65c2974809373697147cbe5754835cc871fb93aef1Dianne Hackborn this(null, null); 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addLevel(int low, int high, Drawable drawable) { 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (drawable != null) { 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLevelListState.addLevel(low, high, drawable); 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // in case the new state matches our current state... 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onLevelChange(getLevel()); 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // overrides from Drawable 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean onLevelChange(int level) { 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int idx = mLevelListState.indexOfLevel(level); 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (selectDrawable(idx)) { 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.onLevelChange(level); 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 8852b999f0721b53e9c6e18a4bd664e89aeb65b2d5Alan Viverette public void inflate(Resources r, XmlPullParser parser, AttributeSet attrs, Theme theme) 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throws XmlPullParserException, IOException { 9052b999f0721b53e9c6e18a4bd664e89aeb65b2d5Alan Viverette super.inflate(r, parser, attrs, theme); 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int type; 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int low = 0; 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int innerDepth = parser.getDepth() + 1; 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int depth; 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project && ((depth = parser.getDepth()) >= innerDepth 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project || type != XmlPullParser.END_TAG)) { 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (type != XmlPullParser.START_TAG) { 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (depth > innerDepth || !parser.getName().equals("item")) { 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10939e33621a725bcdaa21a723866e53c6ea3356169Alan Viverette TypedArray a = obtainAttributes(r, theme, attrs, 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.LevelListDrawableItem); 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project low = a.getInt( 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.LevelListDrawableItem_minLevel, 0); 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int high = a.getInt( 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.LevelListDrawableItem_maxLevel, 0); 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int drawableRes = a.getResourceId( 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.LevelListDrawableItem_drawable, 0); 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project a.recycle(); 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (high < 0) { 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new XmlPullParserException(parser.getPositionDescription() 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + ": <item> tag requires a 'maxLevel' attribute"); 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable dr; 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (drawableRes != 0) { 12852b999f0721b53e9c6e18a4bd664e89aeb65b2d5Alan Viverette dr = r.getDrawable(drawableRes, theme); 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while ((type = parser.next()) == XmlPullParser.TEXT) { 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (type != XmlPullParser.START_TAG) { 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new XmlPullParserException( 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project parser.getPositionDescription() 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + ": <item> tag requires a 'drawable' attribute or " 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "child tag defining a drawable"); 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1386dbe51b50e82057af4d29882889444d22ac19c9cAlan Viverette dr = Drawable.createFromXmlInner(r, parser, attrs, theme); 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLevelListState.addLevel(low, high, dr); 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onLevelChange(getLevel()); 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Drawable mutate() { 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mMutated && super.mutate() == this) { 1508dcd533786df8d824f1e040230ee9e7e5b083998Alan Viverette mLevelListState.mutate(); 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMutated = true; 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1568dcd533786df8d824f1e040230ee9e7e5b083998Alan Viverette @Override 1578dcd533786df8d824f1e040230ee9e7e5b083998Alan Viverette LevelListState cloneConstantState() { 1588dcd533786df8d824f1e040230ee9e7e5b083998Alan Viverette return new LevelListState(mLevelListState, this, null); 1598dcd533786df8d824f1e040230ee9e7e5b083998Alan Viverette } 1608dcd533786df8d824f1e040230ee9e7e5b083998Alan Viverette 161727cae197b123ef764a1f8fbe08a995b000d14c3Alan Viverette /** 162727cae197b123ef764a1f8fbe08a995b000d14c3Alan Viverette * @hide 163727cae197b123ef764a1f8fbe08a995b000d14c3Alan Viverette */ 164727cae197b123ef764a1f8fbe08a995b000d14c3Alan Viverette public void clearMutated() { 165727cae197b123ef764a1f8fbe08a995b000d14c3Alan Viverette super.clearMutated(); 166727cae197b123ef764a1f8fbe08a995b000d14c3Alan Viverette mMutated = false; 167727cae197b123ef764a1f8fbe08a995b000d14c3Alan Viverette } 168727cae197b123ef764a1f8fbe08a995b000d14c3Alan Viverette 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final static class LevelListState extends DrawableContainerState { 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int[] mLows; 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int[] mHighs; 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 173c2974809373697147cbe5754835cc871fb93aef1Dianne Hackborn LevelListState(LevelListState orig, LevelListDrawable owner, Resources res) { 174c2974809373697147cbe5754835cc871fb93aef1Dianne Hackborn super(orig, owner, res); 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (orig != null) { 1778dcd533786df8d824f1e040230ee9e7e5b083998Alan Viverette // Perform a shallow copy and rely on mutate() to deep-copy. 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLows = orig.mLows; 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHighs = orig.mHighs; 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 18172146433322588c1116ee06c27ac758ad09d869cAlan Viverette mLows = new int[getCapacity()]; 18272146433322588c1116ee06c27ac758ad09d869cAlan Viverette mHighs = new int[getCapacity()]; 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1868dcd533786df8d824f1e040230ee9e7e5b083998Alan Viverette private void mutate() { 1878dcd533786df8d824f1e040230ee9e7e5b083998Alan Viverette mLows = mLows.clone(); 1888dcd533786df8d824f1e040230ee9e7e5b083998Alan Viverette mHighs = mHighs.clone(); 1898dcd533786df8d824f1e040230ee9e7e5b083998Alan Viverette } 1908dcd533786df8d824f1e040230ee9e7e5b083998Alan Viverette 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addLevel(int low, int high, Drawable drawable) { 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pos = addChild(drawable); 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLows[pos] = low; 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHighs[pos] = high; 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int indexOfLevel(int level) { 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int[] lows = mLows; 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int[] highs = mHighs; 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int N = getChildCount(); 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < N; i++) { 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (level >= lows[i] && level <= highs[i]) { 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return i; 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Drawable newDrawable() { 211c2974809373697147cbe5754835cc871fb93aef1Dianne Hackborn return new LevelListDrawable(this, null); 212c2974809373697147cbe5754835cc871fb93aef1Dianne Hackborn } 213c2974809373697147cbe5754835cc871fb93aef1Dianne Hackborn 214c2974809373697147cbe5754835cc871fb93aef1Dianne Hackborn @Override 215c2974809373697147cbe5754835cc871fb93aef1Dianne Hackborn public Drawable newDrawable(Resources res) { 216c2974809373697147cbe5754835cc871fb93aef1Dianne Hackborn return new LevelListDrawable(this, res); 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void growArray(int oldSize, int newSize) { 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.growArray(oldSize, newSize); 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] newInts = new int[newSize]; 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mLows, 0, newInts, 0, oldSize); 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLows = newInts; 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project newInts = new int[newSize]; 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mHighs, 0, newInts, 0, oldSize); 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHighs = newInts; 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2315ed8f27858dbdf85203068eca46eef0a65f3344eAlan Viverette @Override 2325ed8f27858dbdf85203068eca46eef0a65f3344eAlan Viverette protected void setConstantState(@NonNull DrawableContainerState state) { 2335ed8f27858dbdf85203068eca46eef0a65f3344eAlan Viverette super.setConstantState(state); 2345ed8f27858dbdf85203068eca46eef0a65f3344eAlan Viverette 2355ed8f27858dbdf85203068eca46eef0a65f3344eAlan Viverette if (state instanceof LevelListState) { 2365ed8f27858dbdf85203068eca46eef0a65f3344eAlan Viverette mLevelListState = (LevelListState) state; 2375ed8f27858dbdf85203068eca46eef0a65f3344eAlan Viverette } 2385ed8f27858dbdf85203068eca46eef0a65f3344eAlan Viverette } 2395ed8f27858dbdf85203068eca46eef0a65f3344eAlan Viverette 240c2974809373697147cbe5754835cc871fb93aef1Dianne Hackborn private LevelListDrawable(LevelListState state, Resources res) { 2415ed8f27858dbdf85203068eca46eef0a65f3344eAlan Viverette final LevelListState as = new LevelListState(state, this, res); 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setConstantState(as); 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onLevelChange(getLevel()); 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 247