/*******************************************************************************
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* Copyright 2011-2013 Sergey Tarasevich
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*******************************************************************************/
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package com.nostra13.universalimageloader.core.assist;
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import android.widget.ImageView;
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import android.widget.ImageView.ScaleType;
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/**
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* Simplify {@linkplain ScaleType ImageView's scale type} to 2 types: {@link #FIT_INSIDE} and {@link #CROP}
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*
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* @author Sergey Tarasevich (nostra13[at]gmail[dot]com)
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* @since 1.6.1
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*/
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public enum ViewScaleType {
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/**
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* Scale the image uniformly (maintain the image's aspect ratio) so that at least one dimension (width or height) of
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* the image will be equal to or less the corresponding dimension of the view.
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*/
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FIT_INSIDE,
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/**
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* Scale the image uniformly (maintain the image's aspect ratio) so that both dimensions (width and height) of the
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* image will be equal to or larger than the corresponding dimension of the view.
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*/
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CROP;
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/**
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* Defines scale type of ImageView.
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*
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* @param imageView {@link ImageView}
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* @return {@link #FIT_INSIDE} for
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* <ul>
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* <li>{@link ScaleType#FIT_CENTER}</li>
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* <li>{@link ScaleType#FIT_XY}</li>
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* <li>{@link ScaleType#FIT_START}</li>
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* <li>{@link ScaleType#FIT_END}</li>
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* <li>{@link ScaleType#CENTER_INSIDE}</li>
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* </ul>
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* {@link #CROP} for
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* <ul>
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* <li>{@link ScaleType#CENTER}</li>
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* <li>{@link ScaleType#CENTER_CROP}</li>
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* <li>{@link ScaleType#MATRIX}</li>
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* </ul>
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*/
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public static ViewScaleType fromImageView(ImageView imageView) {
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switch (imageView.getScaleType()) {
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case FIT_CENTER:
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case FIT_XY:
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case FIT_START:
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case FIT_END:
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case CENTER_INSIDE:
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return FIT_INSIDE;
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case MATRIX:
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case CENTER:
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case CENTER_CROP:
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default:
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return CROP;
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}
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}
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}
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