Java Code Examples for com.nostra13.universalimageloader.utils.ImageSizeUtils#defineTargetSizeForView()

Bitmap tryLoadBitmap(ImageViewAware imageAware) {
    Bitmap bitmap = null;
    try {
        java.io.File imageFile = diskCache.get(getMessage().get_id());
        if (imageFile != null && imageFile.exists() && imageFile.length() > 0) {
            ViewScaleType viewScaleType = imageAware.getScaleType();
            ImageSize imageSize = ImageSizeUtils.defineTargetSizeForView(imageAware, new ImageSize(MainApp.CONTEXT.getResources().getDisplayMetrics().widthPixels, MainApp.CONTEXT.getResources().getDisplayMetrics().heightPixels));
            ImageDecodingInfo decodingInfo = new ImageDecodingInfo(getMessage().get_id(),
                    ImageDownloader.Scheme.FILE.wrap(imageFile.getAbsolutePath()), getMessage().get_id(), imageSize, viewScaleType,
                    new BaseImageDownloader(MainApp.CONTEXT), options);
            bitmap = decoder.decode(decodingInfo);
            MainApp.memoryCache.put(getMessage().get_id(), bitmap);
        }
    } catch (Exception ignored) {
        ignored.printStackTrace();
    }
    return bitmap;
}
 

@Test
public void testGetImageSizeScaleTo_useImageActualSize() throws Exception {
    // We layout the view to give it a width and height
    mView.measure(View.MeasureSpec.makeMeasureSpec(200, View.MeasureSpec.EXACTLY), View.MeasureSpec.makeMeasureSpec(200, View.MeasureSpec.EXACTLY));
    mView.layout(0, 0, 200, 200);

    ImageSize expected = new ImageSize(200, 200);
    ImageSize result = ImageSizeUtils.defineTargetSizeForView(mImageAware, new ImageSize(590, 590));
    Assertions.assertThat(result).isNotNull();
    Assertions.assertThat(result.getWidth()).isEqualTo(expected.getWidth());
    Assertions.assertThat(result.getHeight()).isEqualTo(expected.getHeight());
}
 

/**
 * This will make sure the view falls back to the ViewParams/Max/Or Config if wrap content so that it is never
 * shrunk to the first image size. In this case it falls back to the config size
 *
 * @throws Exception
 */
@Test
public void testGetImageSizeScaleTo_dontUseImageActualSizeWithWrapContent() throws Exception {
    //Set it to wrap content so that it will fall back to
    mView.setLayoutParams(new FrameLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
    mView.measure(View.MeasureSpec.makeMeasureSpec(250, View.MeasureSpec.EXACTLY), View.MeasureSpec.makeMeasureSpec(250, View.MeasureSpec.EXACTLY));
    // We layout the view to give it a width and height
    mView.layout(0, 0, 200, 200);

    ImageSize expected = new ImageSize(500, 500);
    ImageSize result = ImageSizeUtils.defineTargetSizeForView(mImageAware, new ImageSize(500, 500));
    Assertions.assertThat(result).isNotNull().isEqualToComparingFieldByField(expected);
}
 

@Test
public void testGetImageSizeScaleTo_useImageLayoutParams() throws Exception {
    // Set a defined width
    mView.setLayoutParams(new FrameLayout.LayoutParams(300, 300));

    ImageSize expected = new ImageSize(300, 300);
    ImageSize result = ImageSizeUtils.defineTargetSizeForView(mImageAware, new ImageSize(500, 500));
    Assertions.assertThat(result).isNotNull().isEqualToComparingFieldByField(expected);
}
 

@Test
public void testGetImageSizeScaleTo_useImageActualSize() throws Exception {
	// We layout the view to give it a width and height
	mView.measure(View.MeasureSpec.makeMeasureSpec(200, View.MeasureSpec.EXACTLY), View.MeasureSpec.makeMeasureSpec(200, View.MeasureSpec.EXACTLY));
	mView.layout(0, 0, 200, 200);

	ImageSize expected = new ImageSize(200, 200);
	ImageSize result = ImageSizeUtils.defineTargetSizeForView(mImageAware, new ImageSize(590, 590));
	Assertions.assertThat(result).isNotNull();
	Assertions.assertThat(result.getWidth()).isEqualTo(expected.getWidth());
	Assertions.assertThat(result.getHeight()).isEqualTo(expected.getHeight());
}
 

/**
 * This will make sure the view falls back to the ViewParams/Max/Or Config if wrap content so that it is never
 * shrunk to the first image size. In this case it falls back to the config size
 * 
 * @throws Exception
 */
@Test
public void testGetImageSizeScaleTo_dontUseImageActualSizeWithWrapContent() throws Exception {
	//Set it to wrap content so that it will fall back to
	mView.setLayoutParams(new FrameLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
	mView.measure(View.MeasureSpec.makeMeasureSpec(250, View.MeasureSpec.EXACTLY), View.MeasureSpec.makeMeasureSpec(250, View.MeasureSpec.EXACTLY));
	// We layout the view to give it a width and height
	mView.layout(0, 0, 200, 200);

	ImageSize expected = new ImageSize(500, 500);
	ImageSize result = ImageSizeUtils.defineTargetSizeForView(mImageAware, new ImageSize(500, 500));
	Assertions.assertThat(result).isNotNull().isEqualsToByComparingFields(expected);
}
 

@Test
public void testGetImageSizeScaleTo_useImageLayoutParams() throws Exception {
	// Set a defined width
	mView.setLayoutParams(new FrameLayout.LayoutParams(300, 300));

	ImageSize expected = new ImageSize(300, 300);
	ImageSize result = ImageSizeUtils.defineTargetSizeForView(mImageAware, new ImageSize(500, 500));
	Assertions.assertThat(result).isNotNull().isEqualsToByComparingFields(expected);
}
 

@Test
public void testGetImageSizeScaleTo_useImageActualSize() throws Exception {
	// We layout the view to give it a width and height
	mView.measure(View.MeasureSpec.makeMeasureSpec(200, View.MeasureSpec.EXACTLY), View.MeasureSpec.makeMeasureSpec(200, View.MeasureSpec.EXACTLY));
	mView.layout(0, 0, 200, 200);

	ImageSize expected = new ImageSize(200, 200);
	ImageSize result = ImageSizeUtils.defineTargetSizeForView(mImageAware, new ImageSize(590, 590));
	Assertions.assertThat(result).isNotNull();
	Assertions.assertThat(result.getWidth()).isEqualTo(expected.getWidth());
	Assertions.assertThat(result.getHeight()).isEqualTo(expected.getHeight());
}
 

/**
 * This will make sure the view falls back to the ViewParams/Max/Or Config if wrap content so that it is never
 * shrunk to the first image size. In this case it falls back to the config size
 * 
 * @throws Exception
 */
@Test
public void testGetImageSizeScaleTo_dontUseImageActualSizeWithWrapContent() throws Exception {
	//Set it to wrap content so that it will fall back to
	mView.setLayoutParams(new FrameLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
	mView.measure(View.MeasureSpec.makeMeasureSpec(250, View.MeasureSpec.EXACTLY), View.MeasureSpec.makeMeasureSpec(250, View.MeasureSpec.EXACTLY));
	// We layout the view to give it a width and height
	mView.layout(0, 0, 200, 200);

	ImageSize expected = new ImageSize(500, 500);
	ImageSize result = ImageSizeUtils.defineTargetSizeForView(mImageAware, new ImageSize(500, 500));
	Assertions.assertThat(result).isNotNull().isEqualsToByComparingFields(expected);
}
 

@Test
public void testGetImageSizeScaleTo_useImageLayoutParams() throws Exception {
	// Set a defined width
	mView.setLayoutParams(new FrameLayout.LayoutParams(300, 300));

	ImageSize expected = new ImageSize(300, 300);
	ImageSize result = ImageSizeUtils.defineTargetSizeForView(mImageAware, new ImageSize(500, 500));
	Assertions.assertThat(result).isNotNull().isEqualsToByComparingFields(expected);
}
 

@Test
public void testGetImageSizeScaleTo_useImageConfigMaxSize() throws Exception {
    ImageSize expected = new ImageSize(500, 500);
    ImageSize result = ImageSizeUtils.defineTargetSizeForView(mImageAware, new ImageSize(500, 500));
    Assertions.assertThat(result).isNotNull().isEqualToComparingFieldByField(expected);
}
 

public void displayImage(String uri, ImageAware imageAware, DisplayImageOptions options, ImageLoadingListener listener, ImageLoadingProgressListener progressListener) {
    checkConfiguration();
    if (imageAware == null) {
        throw new IllegalArgumentException(ERROR_WRONG_ARGUMENTS);
    }
    if (listener == null) {
        listener = this.emptyListener;
    }
    if (options == null) {
        options = this.configuration.defaultDisplayImageOptions;
    }
    if (TextUtils.isEmpty(uri)) {
        this.engine.cancelDisplayTaskFor(imageAware);
        listener.onLoadingStarted(uri, imageAware.getWrappedView());
        if (options.shouldShowImageForEmptyUri()) {
            imageAware.setImageDrawable(options.getImageForEmptyUri(this.configuration.resources));
        } else {
            imageAware.setImageDrawable(null);
        }
        listener.onLoadingComplete(uri, imageAware.getWrappedView(), null);
        return;
    }
    ImageSize targetSize = ImageSizeUtils.defineTargetSizeForView(imageAware, this.configuration.getMaxImageSize());
    String memoryCacheKey = MemoryCacheUtils.generateKey(uri, targetSize);
    this.engine.prepareDisplayTaskFor(imageAware, memoryCacheKey);
    listener.onLoadingStarted(uri, imageAware.getWrappedView());
    Bitmap bmp = (Bitmap) this.configuration.memoryCache.get(memoryCacheKey);
    if (bmp == null || bmp.isRecycled()) {
        if (options.shouldShowImageOnLoading()) {
            imageAware.setImageDrawable(options.getImageOnLoading(this.configuration.resources));
        } else if (options.isResetViewBeforeLoading()) {
            imageAware.setImageDrawable(null);
        }
        LoadAndDisplayImageTask displayTask = new LoadAndDisplayImageTask(this.engine, new ImageLoadingInfo(uri, imageAware, targetSize, memoryCacheKey, options, listener, progressListener, this.engine.getLockForUri(uri)), defineHandler(options));
        if (options.isSyncLoading()) {
            displayTask.run();
            return;
        } else {
            this.engine.submit(displayTask);
            return;
        }
    }
    L.d(LOG_LOAD_IMAGE_FROM_MEMORY_CACHE, memoryCacheKey);
    if (options.shouldPostProcess()) {
        ProcessAndDisplayImageTask displayTask2 = new ProcessAndDisplayImageTask(this.engine, bmp, new ImageLoadingInfo(uri, imageAware, targetSize, memoryCacheKey, options, listener, progressListener, this.engine.getLockForUri(uri)), defineHandler(options));
        if (options.isSyncLoading()) {
            displayTask2.run();
            return;
        } else {
            this.engine.submit(displayTask2);
            return;
        }
    }
    options.getDisplayer().display(bmp, imageAware, LoadedFrom.MEMORY_CACHE);
    listener.onLoadingComplete(uri, imageAware.getWrappedView(), bmp);
}
 

@Test
public void testGetImageSizeScaleTo_useImageConfigMaxSize() throws Exception {
	ImageSize expected = new ImageSize(500, 500);
	ImageSize result = ImageSizeUtils.defineTargetSizeForView(mImageAware, new ImageSize(500, 500));
	Assertions.assertThat(result).isNotNull().isEqualsToByComparingFields(expected);
}
 

@Test
public void testGetImageSizeScaleTo_useImageConfigMaxSize() throws Exception {
	ImageSize expected = new ImageSize(500, 500);
	ImageSize result = ImageSizeUtils.defineTargetSizeForView(mImageAware, new ImageSize(500, 500));
	Assertions.assertThat(result).isNotNull().isEqualsToByComparingFields(expected);
}