ImageSpan.java revision 0cd6376fa14089cee42991f751962ffd7f455797
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.text.style; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Bitmap; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.BitmapFactory; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.drawable.BitmapDrawable; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.drawable.Drawable; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.net.Uri; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.io.InputStream; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class ImageSpan extends DynamicDrawableSpan { 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Drawable mDrawable; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Uri mContentUri; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mResourceId; 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Context mContext; 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String mSource; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 360cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn /** 370cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn * @deprecated Use {@link #ImageSpan(Context, Bitmap)} instead. 380cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn */ 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageSpan(Bitmap b) { 400cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn this(null, b, ALIGN_BOTTOM); 410cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn } 420cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn 430cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn /** 440cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn * @deprecated Use {@link #ImageSpan(Context, Bitmap, int) instead. 450cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn */ 460cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn public ImageSpan(Bitmap b, int verticalAlignment) { 470cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn this(null, b, verticalAlignment); 480cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn } 490cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn 500cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn public ImageSpan(Context context, Bitmap b) { 510cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn this(context, b, ALIGN_BOTTOM); 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param verticalAlignment one of {@link DynamicDrawableSpan#ALIGN_BOTTOM} or 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link DynamicDrawableSpan#ALIGN_BASELINE}. 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 580cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn public ImageSpan(Context context, Bitmap b, int verticalAlignment) { 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(verticalAlignment); 600cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn mContext = context; 610cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn mDrawable = context != null 620cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn ? new BitmapDrawable(context.getResources(), b) 630cd6376fa14089cee42991f751962ffd7f455797Dianne Hackborn : new BitmapDrawable(b); 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int width = mDrawable.getIntrinsicWidth(); 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int height = mDrawable.getIntrinsicHeight(); 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setBounds(0, 0, width > 0 ? width : 0, height > 0 ? height : 0); 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageSpan(Drawable d) { 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(d, ALIGN_BOTTOM); 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param verticalAlignment one of {@link DynamicDrawableSpan#ALIGN_BOTTOM} or 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link DynamicDrawableSpan#ALIGN_BASELINE}. 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageSpan(Drawable d, int verticalAlignment) { 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(verticalAlignment); 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable = d; 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageSpan(Drawable d, String source) { 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(d, source, ALIGN_BOTTOM); 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param verticalAlignment one of {@link DynamicDrawableSpan#ALIGN_BOTTOM} or 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link DynamicDrawableSpan#ALIGN_BASELINE}. 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageSpan(Drawable d, String source, int verticalAlignment) { 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(verticalAlignment); 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable = d; 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSource = source; 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageSpan(Context context, Uri uri) { 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(context, uri, ALIGN_BOTTOM); 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param verticalAlignment one of {@link DynamicDrawableSpan#ALIGN_BOTTOM} or 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link DynamicDrawableSpan#ALIGN_BASELINE}. 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageSpan(Context context, Uri uri, int verticalAlignment) { 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(verticalAlignment); 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContext = context; 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContentUri = uri; 108ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project mSource = uri.toString(); 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageSpan(Context context, int resourceId) { 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(context, resourceId, ALIGN_BOTTOM); 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param verticalAlignment one of {@link DynamicDrawableSpan#ALIGN_BOTTOM} or 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link DynamicDrawableSpan#ALIGN_BASELINE}. 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageSpan(Context context, int resourceId, int verticalAlignment) { 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(verticalAlignment); 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContext = context; 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResourceId = resourceId; 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Drawable getDrawable() { 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable drawable = null; 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != null) { 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project drawable = mDrawable; 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (mContentUri != null) { 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Bitmap bitmap = null; 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project InputStream is = mContext.getContentResolver().openInputStream( 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContentUri); 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bitmap = BitmapFactory.decodeStream(is); 13711ea33471e1a14a8594f0b2cd012d86340dd3bd8Dianne Hackborn drawable = new BitmapDrawable(mContext.getResources(), bitmap); 138ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), 139ba87e3e6c985e7175152993b5efcc7dd2f0e1c93The Android Open Source Project drawable.getIntrinsicHeight()); 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project is.close(); 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (Exception e) { 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e("sms", "Failed to loaded content " + mContentUri, e); 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project drawable = mContext.getResources().getDrawable(mResourceId); 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project drawable.getIntrinsicHeight()); 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (Exception e) { 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.e("sms", "Unable to find resource: " + mResourceId); 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return drawable; 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the source string that was saved during construction. 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String getSource() { 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mSource; 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 165