101 lines
2.8 KiB
Java
101 lines
2.8 KiB
Java
/*
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* Copyright (C) 2011 The Android Open Source Project
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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.android.settings.widget;
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import android.content.Context;
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import android.graphics.drawable.AnimatedRotateDrawable;
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import android.graphics.drawable.Drawable;
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import android.util.AttributeSet;
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import android.view.View;
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import android.widget.ImageView;
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public class AnimatedImageView extends ImageView {
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private AnimatedRotateDrawable mDrawable;
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private boolean mAnimating;
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public AnimatedImageView(Context context) {
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super(context);
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}
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public AnimatedImageView(Context context, AttributeSet attrs) {
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super(context, attrs);
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}
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private void updateDrawable() {
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if (isShown() && mDrawable != null) {
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mDrawable.stop();
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}
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final Drawable drawable = getDrawable();
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if (drawable instanceof AnimatedRotateDrawable) {
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mDrawable = (AnimatedRotateDrawable) drawable;
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// TODO: define in drawable xml once we have public attrs.
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mDrawable.setFramesCount(56);
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mDrawable.setFramesDuration(32);
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if (isShown() && mAnimating) {
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mDrawable.start();
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}
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} else {
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mDrawable = null;
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}
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}
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private void updateAnimating() {
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if (mDrawable != null) {
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if (isShown() && mAnimating) {
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mDrawable.start();
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} else {
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mDrawable.stop();
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}
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}
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}
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@Override
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public void setImageDrawable(Drawable drawable) {
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super.setImageDrawable(drawable);
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updateDrawable();
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}
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@Override
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public void setImageResource(int resid) {
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super.setImageResource(resid);
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updateDrawable();
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}
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@Override
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public void onAttachedToWindow() {
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super.onAttachedToWindow();
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updateAnimating();
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}
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@Override
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public void onDetachedFromWindow() {
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super.onDetachedFromWindow();
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updateAnimating();
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}
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public void setAnimating(boolean animating) {
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mAnimating = animating;
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updateAnimating();
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}
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@Override
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protected void onVisibilityChanged(View changedView, int vis) {
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super.onVisibilityChanged(changedView, vis);
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updateAnimating();
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}
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}
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