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/*
* Copyright (C) 2006 The Android Open Source Project
*
* 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.
*/
package android.text.style;
import android.annotation.DrawableRes;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.util.Log;
import java.io.InputStream;
public class ImageSpan extends DynamicDrawableSpan {
private Drawable mDrawable;
private Uri mContentUri;
private int mResourceId;
private Context mContext;
private String mSource;
/**
* @deprecated Use {@link #ImageSpan(Context, Bitmap)} instead.
*/
@Deprecated
public ImageSpan(Bitmap b) {
this(null, b, ALIGN_BOTTOM);
}
/**
* @deprecated Use {@link #ImageSpan(Context, Bitmap, int)} instead.
*/
@Deprecated
public ImageSpan(Bitmap b, int verticalAlignment) {
this(null, b, verticalAlignment);
}
public ImageSpan(Context context, Bitmap b) {
this(context, b, ALIGN_BOTTOM);
}
/**
* @param verticalAlignment one of {@link DynamicDrawableSpan#ALIGN_BOTTOM} or
* {@link DynamicDrawableSpan#ALIGN_BASELINE}.
*/
public ImageSpan(Context context, Bitmap b, int verticalAlignment) {
super(verticalAlignment);
mContext = context;
mDrawable = context != null
? new BitmapDrawable(context.getResources(), b)
: new BitmapDrawable(b);
int width = mDrawable.getIntrinsicWidth();
int height = mDrawable.getIntrinsicHeight();
mDrawable.setBounds(0, 0, width > 0 ? width : 0, height > 0 ? height : 0);
}
public ImageSpan(Drawable d) {
this(d, ALIGN_BOTTOM);
}
/**
* @param verticalAlignment one of {@link DynamicDrawableSpan#ALIGN_BOTTOM} or
* {@link DynamicDrawableSpan#ALIGN_BASELINE}.
*/
public ImageSpan(Drawable d, int verticalAlignment) {
super(verticalAlignment);
mDrawable = d;
}
public ImageSpan(Drawable d, String source) {
this(d, source, ALIGN_BOTTOM);
}
/**
* @param verticalAlignment one of {@link DynamicDrawableSpan#ALIGN_BOTTOM} or
* {@link DynamicDrawableSpan#ALIGN_BASELINE}.
*/
public ImageSpan(Drawable d, String source, int verticalAlignment) {
super(verticalAlignment);
mDrawable = d;
mSource = source;
}
public ImageSpan(Context context, Uri uri) {
this(context, uri, ALIGN_BOTTOM);
}
/**
* @param verticalAlignment one of {@link DynamicDrawableSpan#ALIGN_BOTTOM} or
* {@link DynamicDrawableSpan#ALIGN_BASELINE}.
*/
public ImageSpan(Context context, Uri uri, int verticalAlignment) {
super(verticalAlignment);
mContext = context;
mContentUri = uri;
mSource = uri.toString();
}
public ImageSpan(Context context, @DrawableRes int resourceId) {
this(context, resourceId, ALIGN_BOTTOM);
}
/**
* @param verticalAlignment one of {@link DynamicDrawableSpan#ALIGN_BOTTOM} or
* {@link DynamicDrawableSpan#ALIGN_BASELINE}.
*/
public ImageSpan(Context context, @DrawableRes int resourceId, int verticalAlignment) {
super(verticalAlignment);
mContext = context;
mResourceId = resourceId;
}
@Override
public Drawable getDrawable() {
Drawable drawable = null;
if (mDrawable != null) {
drawable = mDrawable;
} else if (mContentUri != null) {
Bitmap bitmap = null;
try {
InputStream is = mContext.getContentResolver().openInputStream(
mContentUri);
bitmap = BitmapFactory.decodeStream(is);
drawable = new BitmapDrawable(mContext.getResources(), bitmap);
drawable.setBounds(0, 0, drawable.getIntrinsicWidth(),
drawable.getIntrinsicHeight());
is.close();
} catch (Exception e) {
Log.e("sms", "Failed to loaded content " + mContentUri, e);
}
} else {
try {
drawable = mContext.getDrawable(mResourceId);
drawable.setBounds(0, 0, drawable.getIntrinsicWidth(),
drawable.getIntrinsicHeight());
} catch (Exception e) {
Log.e("sms", "Unable to find resource: " + mResourceId);
}
}
return drawable;
}
/**
* Returns the source string that was saved during construction.
*/
public String getSource() {
return mSource;
}
}
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