ResourceHelper.java revision 476e582d2ffdf25102d4c55f8c242baa3d21d37f
1282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski/* 2282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Copyright (C) 2008 The Android Open Source Project 3282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 4282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Licensed under the Apache License, Version 2.0 (the "License"); 5282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * you may not use this file except in compliance with the License. 6282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * You may obtain a copy of the License at 7282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 8282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * http://www.apache.org/licenses/LICENSE-2.0 9282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 10282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Unless required by applicable law or agreed to in writing, software 11282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * distributed under the License is distributed on an "AS IS" BASIS, 12282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * See the License for the specific language governing permissions and 14282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * limitations under the License. 15282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 16282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 17282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskipackage com.android.layoutlib.bridge.impl; 18282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 195f1bf496948fb6383ae17e5467a26a00489d7564Deepanshu Guptaimport com.android.SdkConstants; 20282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.ide.common.rendering.api.DensityBasedResourceValue; 21282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.ide.common.rendering.api.LayoutLog; 22282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.ide.common.rendering.api.RenderResources; 23282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.ide.common.rendering.api.ResourceValue; 24282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.layoutlib.bridge.Bridge; 25282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.layoutlib.bridge.android.BridgeContext; 26282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.layoutlib.bridge.android.BridgeXmlBlockParser; 27282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.ninepatch.NinePatch; 28282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.ninepatch.NinePatchChunk; 29282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.resources.Density; 30282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 31282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport org.xmlpull.v1.XmlPullParser; 32282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport org.xmlpull.v1.XmlPullParserException; 33282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 34476e582d2ffdf25102d4c55f8c242baa3d21d37fDeepanshu Guptaimport android.annotation.NonNull; 35282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport android.content.res.ColorStateList; 364a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Guptaimport android.content.res.Resources.Theme; 37282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport android.graphics.Bitmap; 38282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport android.graphics.Bitmap_Delegate; 39282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport android.graphics.NinePatch_Delegate; 40282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport android.graphics.Rect; 41282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport android.graphics.drawable.BitmapDrawable; 42282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport android.graphics.drawable.ColorDrawable; 43282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport android.graphics.drawable.Drawable; 44282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport android.graphics.drawable.NinePatchDrawable; 45282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport android.util.TypedValue; 46282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 47282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.io.File; 48282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.io.FileInputStream; 49282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.io.IOException; 50282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.io.InputStream; 51282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.net.MalformedURLException; 52282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.util.regex.Matcher; 53282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.util.regex.Pattern; 54282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 55282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski/** 56282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Helper class to provide various conversion method used in handling android resources. 57282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 58282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskipublic final class ResourceHelper { 59282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 60282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private final static Pattern sFloatPattern = Pattern.compile("(-?[0-9]+(?:\\.[0-9]+)?)(.*)"); 61282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private final static float[] sFloatOut = new float[1]; 62282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 63282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private final static TypedValue mValue = new TypedValue(); 64282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 65282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 66282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Returns the color value represented by the given string value 67282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param value the color value 68282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @return the color as an int 691a12b805698c7cba9c2daa78c76c055afbdfa9fcDeepanshu Gupta * @throws NumberFormatException if the conversion failed. 70282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 71282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public static int getColor(String value) { 72282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (value != null) { 731a12b805698c7cba9c2daa78c76c055afbdfa9fcDeepanshu Gupta if (!value.startsWith("#")) { 745f1bf496948fb6383ae17e5467a26a00489d7564Deepanshu Gupta if (value.startsWith(SdkConstants.PREFIX_THEME_REF)) { 755f1bf496948fb6383ae17e5467a26a00489d7564Deepanshu Gupta throw new NumberFormatException(String.format( 765f1bf496948fb6383ae17e5467a26a00489d7564Deepanshu Gupta "Attribute '%s' not found. Are you using the right theme?", value)); 775f1bf496948fb6383ae17e5467a26a00489d7564Deepanshu Gupta } 78282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski throw new NumberFormatException( 79282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski String.format("Color value '%s' must start with #", value)); 80282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 81282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 82282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski value = value.substring(1); 83282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 84282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // make sure it's not longer than 32bit 85282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (value.length() > 8) { 86282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski throw new NumberFormatException(String.format( 87282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "Color value '%s' is too long. Format is either" + 88282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "#AARRGGBB, #RRGGBB, #RGB, or #ARGB", 89282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski value)); 90282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 91282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 92282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (value.length() == 3) { // RGB format 93282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski char[] color = new char[8]; 94282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski color[0] = color[1] = 'F'; 95282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski color[2] = color[3] = value.charAt(0); 96282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski color[4] = color[5] = value.charAt(1); 97282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski color[6] = color[7] = value.charAt(2); 98282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski value = new String(color); 99282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } else if (value.length() == 4) { // ARGB format 100282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski char[] color = new char[8]; 101282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski color[0] = color[1] = value.charAt(0); 102282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski color[2] = color[3] = value.charAt(1); 103282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski color[4] = color[5] = value.charAt(2); 104282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski color[6] = color[7] = value.charAt(3); 105282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski value = new String(color); 106282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } else if (value.length() == 6) { 107282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski value = "FF" + value; 108282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 109282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 110282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // this is a RRGGBB or AARRGGBB value 111282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 112282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // Integer.parseInt will fail to parse strings like "ff191919", so we use 113282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // a Long, but cast the result back into an int, since we know that we're only 114282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // dealing with 32 bit values. 115282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return (int)Long.parseLong(value, 16); 116282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 117282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 118282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski throw new NumberFormatException(); 119282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 120282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 121282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public static ColorStateList getColorStateList(ResourceValue resValue, BridgeContext context) { 122282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski String value = resValue.getValue(); 1231a12b805698c7cba9c2daa78c76c055afbdfa9fcDeepanshu Gupta if (value != null && !RenderResources.REFERENCE_NULL.equals(value)) { 124282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // first check if the value is a file (xml most likely) 125282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski File f = new File(value); 126282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (f.isFile()) { 127282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski try { 128282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // let the framework inflate the ColorStateList from the XML file, by 129282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // providing an XmlPullParser 130282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski XmlPullParser parser = ParserFactory.create(f); 131282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 132282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski BridgeXmlBlockParser blockParser = new BridgeXmlBlockParser( 133282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski parser, context, resValue.isFramework()); 134282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski try { 135282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return ColorStateList.createFromXml(context.getResources(), blockParser); 136282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } finally { 137282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski blockParser.ensurePopped(); 138282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 139282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } catch (XmlPullParserException e) { 140282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().error(LayoutLog.TAG_BROKEN, 141282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "Failed to configure parser for " + value, e, null /*data*/); 142282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // we'll return null below. 143282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } catch (Exception e) { 144282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // this is an error and not warning since the file existence is 145282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // checked before attempting to parse it. 146282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().error(LayoutLog.TAG_RESOURCES_READ, 147282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "Failed to parse file " + value, e, null /*data*/); 148282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 149282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 150282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 151282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } else { 152282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // try to load the color state list from an int 153282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski try { 154282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int color = ResourceHelper.getColor(value); 155282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return ColorStateList.valueOf(color); 156282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } catch (NumberFormatException e) { 157282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().error(LayoutLog.TAG_RESOURCES_FORMAT, 158282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "Failed to convert " + value + " into a ColorStateList", e, 159282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski null /*data*/); 160282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 161282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 162282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 163282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 164282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 165282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 166282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 167282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 168282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 169282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Returns a drawable from the given value. 170282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param value The value that contains a path to a 9 patch, a bitmap or a xml based drawable, 171282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * or an hexadecimal color 172282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param context the current context 173282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 174282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public static Drawable getDrawable(ResourceValue value, BridgeContext context) { 1754a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Gupta return getDrawable(value, context, null); 1764a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Gupta } 1774a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Gupta 1784a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Gupta /** 1794a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Gupta * Returns a drawable from the given value. 1804a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Gupta * @param value The value that contains a path to a 9 patch, a bitmap or a xml based drawable, 1814a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Gupta * or an hexadecimal color 1824a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Gupta * @param context the current context 1834a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Gupta * @param theme the theme to be used to inflate the drawable. 1844a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Gupta */ 1854a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Gupta public static Drawable getDrawable(ResourceValue value, BridgeContext context, Theme theme) { 18614bf0cef7eeed572a67c29a328581afac4decc20Deepanshu Gupta if (value == null) { 18714bf0cef7eeed572a67c29a328581afac4decc20Deepanshu Gupta return null; 18814bf0cef7eeed572a67c29a328581afac4decc20Deepanshu Gupta } 189282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski String stringValue = value.getValue(); 190282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (RenderResources.REFERENCE_NULL.equals(stringValue)) { 191282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 192282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 193282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 194282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski String lowerCaseValue = stringValue.toLowerCase(); 195282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 196282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Density density = Density.MEDIUM; 197282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (value instanceof DensityBasedResourceValue) { 198282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski density = 199282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski ((DensityBasedResourceValue)value).getResourceDensity(); 200282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 201282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 202282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 203282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (lowerCaseValue.endsWith(NinePatch.EXTENSION_9PATCH)) { 204282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski File file = new File(stringValue); 205282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (file.isFile()) { 206282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski try { 207282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return getNinePatchDrawable( 208282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski new FileInputStream(file), density, value.isFramework(), 209282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski stringValue, context); 210282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } catch (IOException e) { 211282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // failed to read the file, we'll return null below. 212282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().error(LayoutLog.TAG_RESOURCES_READ, 213282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "Failed lot load " + file.getAbsolutePath(), e, null /*data*/); 214282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 215282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 216282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 217282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 218282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } else if (lowerCaseValue.endsWith(".xml")) { 219282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // create a block parser for the file 220282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski File f = new File(stringValue); 221282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (f.isFile()) { 222282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski try { 223282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // let the framework inflate the Drawable from the XML file. 224282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski XmlPullParser parser = ParserFactory.create(f); 225282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 226282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski BridgeXmlBlockParser blockParser = new BridgeXmlBlockParser( 227282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski parser, context, value.isFramework()); 228282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski try { 2294a605c6fa0027ee116beb29fbc9625721f0441f0Deepanshu Gupta return Drawable.createFromXml(context.getResources(), blockParser, theme); 230282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } finally { 231282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski blockParser.ensurePopped(); 232282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 233282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } catch (Exception e) { 234282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // this is an error and not warning since the file existence is checked before 235282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // attempting to parse it. 236282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().error(null, "Failed to parse file " + stringValue, 237282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski e, null /*data*/); 238282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 239282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } else { 240282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().error(LayoutLog.TAG_BROKEN, 241282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski String.format("File %s does not exist (or is not a file)", stringValue), 242282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski null /*data*/); 243282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 244282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 245282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 246282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } else { 247282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski File bmpFile = new File(stringValue); 248282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (bmpFile.isFile()) { 249282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski try { 250282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap bitmap = Bridge.getCachedBitmap(stringValue, 251282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski value.isFramework() ? null : context.getProjectKey()); 252282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 253282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (bitmap == null) { 254282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski bitmap = Bitmap_Delegate.createBitmap(bmpFile, false /*isMutable*/, 255282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski density); 256282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.setCachedBitmap(stringValue, bitmap, 257282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski value.isFramework() ? null : context.getProjectKey()); 258282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 259282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 260282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return new BitmapDrawable(context.getResources(), bitmap); 261282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } catch (IOException e) { 262282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // we'll return null below 263282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().error(LayoutLog.TAG_RESOURCES_READ, 264282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "Failed lot load " + bmpFile.getAbsolutePath(), e, null /*data*/); 265282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 266282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } else { 267282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // attempt to get a color from the value 268282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski try { 269282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int color = getColor(stringValue); 270282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return new ColorDrawable(color); 271282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } catch (NumberFormatException e) { 272282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // we'll return null below. 273282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().error(LayoutLog.TAG_RESOURCES_FORMAT, 274282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "Failed to convert " + stringValue + " into a drawable", e, 275282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski null /*data*/); 276282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 277282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 278282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 279282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 280282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 281282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 282282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 283282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private static Drawable getNinePatchDrawable(InputStream inputStream, Density density, 284282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski boolean isFramework, String cacheKey, BridgeContext context) throws IOException { 285282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // see if we still have both the chunk and the bitmap in the caches 286282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski NinePatchChunk chunk = Bridge.getCached9Patch(cacheKey, 287282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski isFramework ? null : context.getProjectKey()); 288282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap bitmap = Bridge.getCachedBitmap(cacheKey, 289282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski isFramework ? null : context.getProjectKey()); 290282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 291282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // if either chunk or bitmap is null, then we reload the 9-patch file. 292282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (chunk == null || bitmap == null) { 293282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski try { 294282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski NinePatch ninePatch = NinePatch.load(inputStream, true /*is9Patch*/, 295282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski false /* convert */); 296282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (ninePatch != null) { 297282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (chunk == null) { 298282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski chunk = ninePatch.getChunk(); 299282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 300282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.setCached9Patch(cacheKey, chunk, 301282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski isFramework ? null : context.getProjectKey()); 302282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 303282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 304282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (bitmap == null) { 305282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski bitmap = Bitmap_Delegate.createBitmap(ninePatch.getImage(), 306282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski false /*isMutable*/, 307282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski density); 308282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 309282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.setCachedBitmap(cacheKey, bitmap, 310282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski isFramework ? null : context.getProjectKey()); 311282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 312282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 313282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } catch (MalformedURLException e) { 314282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // URL is wrong, we'll return null below 315282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 316282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 317282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 318282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (chunk != null && bitmap != null) { 319282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int[] padding = chunk.getPadding(); 320282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Rect paddingRect = new Rect(padding[0], padding[1], padding[2], padding[3]); 321282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 322282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return new NinePatchDrawable(context.getResources(), bitmap, 323282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski NinePatch_Delegate.serialize(chunk), 324282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski paddingRect, null); 325282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 326282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 327282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 328282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 329282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 330282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // ------- TypedValue stuff 331282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // This is taken from //device/libs/utils/ResourceTypes.cpp 332282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 333282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private static final class UnitEntry { 334282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski String name; 335282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int type; 336282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int unit; 337282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski float scale; 338282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 339282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski UnitEntry(String name, int type, int unit, float scale) { 340282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski this.name = name; 341282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski this.type = type; 342282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski this.unit = unit; 343282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski this.scale = scale; 344282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 345282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 346282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 347282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private final static UnitEntry[] sUnitNames = new UnitEntry[] { 348282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski new UnitEntry("px", TypedValue.TYPE_DIMENSION, TypedValue.COMPLEX_UNIT_PX, 1.0f), 349282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski new UnitEntry("dip", TypedValue.TYPE_DIMENSION, TypedValue.COMPLEX_UNIT_DIP, 1.0f), 350282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski new UnitEntry("dp", TypedValue.TYPE_DIMENSION, TypedValue.COMPLEX_UNIT_DIP, 1.0f), 351282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski new UnitEntry("sp", TypedValue.TYPE_DIMENSION, TypedValue.COMPLEX_UNIT_SP, 1.0f), 352282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski new UnitEntry("pt", TypedValue.TYPE_DIMENSION, TypedValue.COMPLEX_UNIT_PT, 1.0f), 353282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski new UnitEntry("in", TypedValue.TYPE_DIMENSION, TypedValue.COMPLEX_UNIT_IN, 1.0f), 354282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski new UnitEntry("mm", TypedValue.TYPE_DIMENSION, TypedValue.COMPLEX_UNIT_MM, 1.0f), 355282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski new UnitEntry("%", TypedValue.TYPE_FRACTION, TypedValue.COMPLEX_UNIT_FRACTION, 1.0f/100), 356282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski new UnitEntry("%p", TypedValue.TYPE_FRACTION, TypedValue.COMPLEX_UNIT_FRACTION_PARENT, 1.0f/100), 357282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski }; 358282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 359282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 360282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Returns the raw value from the given attribute float-type value string. 361282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * This object is only valid until the next call on to {@link ResourceHelper}. 362282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 363282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public static TypedValue getValue(String attribute, String value, boolean requireUnit) { 364282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (parseFloatAttribute(attribute, value, mValue, requireUnit)) { 365282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return mValue; 366282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 367282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 368282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 369282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 370282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 371282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 372282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Parse a float attribute and return the parsed value into a given TypedValue. 373282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param attribute the name of the attribute. Can be null if <var>requireUnit</var> is false. 374282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param value the string value of the attribute 375282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param outValue the TypedValue to receive the parsed value 376282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param requireUnit whether the value is expected to contain a unit. 377282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @return true if success. 378282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 379171804201dd556f8ce7ee7618661a5c8ee71507aDeepanshu Gupta public static boolean parseFloatAttribute(String attribute, @NonNull String value, 380282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski TypedValue outValue, boolean requireUnit) { 3811a12b805698c7cba9c2daa78c76c055afbdfa9fcDeepanshu Gupta assert !requireUnit || attribute != null; 382282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 383282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // remove the space before and after 384282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski value = value.trim(); 385282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int len = value.length(); 386282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 387282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (len <= 0) { 388282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return false; 389282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 390282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 391282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // check that there's no non ascii characters. 392282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski char[] buf = value.toCharArray(); 393282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski for (int i = 0 ; i < len ; i++) { 394282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (buf[i] > 255) { 395282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return false; 396282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 397282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 398282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 399282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // check the first character 400458f2a7bbbcc45d12b575fe9f3b2f8e1a20f9b1cDeepanshu Gupta if ((buf[0] < '0' || buf[0] > '9') && buf[0] != '.' && buf[0] != '-' && buf[0] != '+') { 401282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return false; 402282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 403282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 404282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // now look for the string that is after the float... 405282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Matcher m = sFloatPattern.matcher(value); 406282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (m.matches()) { 407282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski String f_str = m.group(1); 408282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski String end = m.group(2); 409282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 410282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski float f; 411282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski try { 412282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski f = Float.parseFloat(f_str); 413282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } catch (NumberFormatException e) { 414282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // this shouldn't happen with the regexp above. 415282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return false; 416282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 417282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 418282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (end.length() > 0 && end.charAt(0) != ' ') { 419282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // Might be a unit... 420282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (parseUnit(end, outValue, sFloatOut)) { 421282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski computeTypedValue(outValue, f, sFloatOut[0]); 422282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return true; 423282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 424282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return false; 425282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 426282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 427282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // make sure it's only spaces at the end. 428282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski end = end.trim(); 429282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 430282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (end.length() == 0) { 431282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (outValue != null) { 4321a12b805698c7cba9c2daa78c76c055afbdfa9fcDeepanshu Gupta if (!requireUnit) { 433282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski outValue.type = TypedValue.TYPE_FLOAT; 434282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski outValue.data = Float.floatToIntBits(f); 435282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } else { 436282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // no unit when required? Use dp and out an error. 437282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski applyUnit(sUnitNames[1], outValue, sFloatOut); 438282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski computeTypedValue(outValue, f, sFloatOut[0]); 439282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 440282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().error(LayoutLog.TAG_RESOURCES_RESOLVE, 441282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski String.format( 442282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "Dimension \"%1$s\" in attribute \"%2$s\" is missing unit!", 443282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski value, attribute), 444282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski null); 445282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 446282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return true; 447282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 448282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 449282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 450282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 451282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return false; 452282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 453282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 454282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private static void computeTypedValue(TypedValue outValue, float value, float scale) { 455282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski value *= scale; 456282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski boolean neg = value < 0; 457282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (neg) { 458282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski value = -value; 459282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 460282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski long bits = (long)(value*(1<<23)+.5f); 461282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int radix; 462282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int shift; 463282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if ((bits&0x7fffff) == 0) { 464282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // Always use 23p0 if there is no fraction, just to make 465282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // things easier to read. 466282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski radix = TypedValue.COMPLEX_RADIX_23p0; 467282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski shift = 23; 468282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } else if ((bits&0xffffffffff800000L) == 0) { 469282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // Magnitude is zero -- can fit in 0 bits of precision. 470282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski radix = TypedValue.COMPLEX_RADIX_0p23; 471282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski shift = 0; 472282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } else if ((bits&0xffffffff80000000L) == 0) { 473282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // Magnitude can fit in 8 bits of precision. 474282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski radix = TypedValue.COMPLEX_RADIX_8p15; 475282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski shift = 8; 476282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } else if ((bits&0xffffff8000000000L) == 0) { 477282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // Magnitude can fit in 16 bits of precision. 478282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski radix = TypedValue.COMPLEX_RADIX_16p7; 479282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski shift = 16; 480282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } else { 481282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // Magnitude needs entire range, so no fractional part. 482282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski radix = TypedValue.COMPLEX_RADIX_23p0; 483282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski shift = 23; 484282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 485282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int mantissa = (int)( 486282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski (bits>>shift) & TypedValue.COMPLEX_MANTISSA_MASK); 487282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (neg) { 488282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski mantissa = (-mantissa) & TypedValue.COMPLEX_MANTISSA_MASK; 489282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 490282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski outValue.data |= 491282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski (radix<<TypedValue.COMPLEX_RADIX_SHIFT) 492282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski | (mantissa<<TypedValue.COMPLEX_MANTISSA_SHIFT); 493282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 494282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 495282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private static boolean parseUnit(String str, TypedValue outValue, float[] outScale) { 496282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski str = str.trim(); 497282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 498282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski for (UnitEntry unit : sUnitNames) { 499282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (unit.name.equals(str)) { 500282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski applyUnit(unit, outValue, outScale); 501282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return true; 502282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 503282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 504282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 505282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return false; 506282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 507282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 508282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private static void applyUnit(UnitEntry unit, TypedValue outValue, float[] outScale) { 509282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski outValue.type = unit.type; 5101a12b805698c7cba9c2daa78c76c055afbdfa9fcDeepanshu Gupta // COMPLEX_UNIT_SHIFT is 0 and hence intelliJ complains about it. Suppress the warning. 5111a12b805698c7cba9c2daa78c76c055afbdfa9fcDeepanshu Gupta //noinspection PointlessBitwiseExpression 512282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski outValue.data = unit.unit << TypedValue.COMPLEX_UNIT_SHIFT; 513282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski outScale[0] = unit.scale; 514282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 515282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski} 516282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 517