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/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* vim: ts=4 sw=4 expandtab:
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.geckoview;
import android.graphics.Bitmap;
import androidx.annotation.AnyThread;
import androidx.annotation.NonNull;
import org.mozilla.gecko.annotation.WrapForJNI;
import org.mozilla.gecko.util.GeckoBundle;
import org.mozilla.gecko.util.ImageResource;
/** Represents an Web API image resource as used in web app manifests and media session metadata. */
@AnyThread
public class Image {
private final ImageResource.Collection mCollection;
/* package */ Image(final ImageResource.Collection collection) {
mCollection = collection;
}
/* package */ static Image fromSizeSrcBundle(final GeckoBundle bundle) {
return new Image(ImageResource.Collection.fromSizeSrcBundle(bundle));
}
/**
* Get the best version of this image for size <code>size</code>. Embedders are encouraged to
* cache the result of this method keyed with this instance.
*
* @param size pixel size at which this image will be displayed at.
* @return A {@link GeckoResult} that resolves to the bitmap when ready. Will resolve
* exceptionally to {@link ImageProcessingException} if the image cannot be processed.
*/
@NonNull
public GeckoResult<Bitmap> getBitmap(final int size) {
return mCollection.getBitmap(size);
}
/** Thrown whenever an image cannot be processed by {@link #getBitmap} */
@WrapForJNI
public static class ImageProcessingException extends RuntimeException {
/**
* Build an instance of this class.
*
* @param message description of the error.
*/
public ImageProcessingException(final String message) {
super(message);
}
}
}
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