/*******************************************************************************
* Copyright 2011-2013 Sergey Tarasevich
*
* 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 com.nostra13.universalimageloader.core.assist;
import android.widget.ImageView;
import android.widget.ImageView.ScaleType;
/**
* Simplify {@linkplain ScaleType ImageView's scale type} to 2 types: {@link #FIT_INSIDE} and {@link #CROP}
*
* @author Sergey Tarasevich (nostra13[at]gmail[dot]com)
* @since 1.6.1
*/
public enum ViewScaleType {
/**
* Scale the image uniformly (maintain the image's aspect ratio) so that at least one dimension (width or height) of
* the image will be equal to or less the corresponding dimension of the view.
*/
FIT_INSIDE,
/**
* Scale the image uniformly (maintain the image's aspect ratio) so that both dimensions (width and height) of the
* image will be equal to or larger than the corresponding dimension of the view.
*/
CROP;
/**
* Defines scale type of ImageView.
*
* @param imageView {@link ImageView}
* @return {@link #FIT_INSIDE} for
* <ul>
* <li>{@link ScaleType#FIT_CENTER}</li>
* <li>{@link ScaleType#FIT_XY}</li>
* <li>{@link ScaleType#FIT_START}</li>
* <li>{@link ScaleType#FIT_END}</li>
* <li>{@link ScaleType#CENTER_INSIDE}</li>
* </ul>
* {@link #CROP} for
* <ul>
* <li>{@link ScaleType#CENTER}</li>
* <li>{@link ScaleType#CENTER_CROP}</li>
* <li>{@link ScaleType#MATRIX}</li>
* </ul>
*/
public static ViewScaleType fromImageView(ImageView imageView) {
switch (imageView.getScaleType()) {
case FIT_CENTER:
case FIT_XY:
case FIT_START:
case FIT_END:
case CENTER_INSIDE:
return FIT_INSIDE;
case MATRIX:
case CENTER:
case CENTER_CROP:
default:
return CROP;
}
}
}