106 lines
3.9 KiB
Java
106 lines
3.9 KiB
Java
package com.gh.common.util;
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import android.content.Context;
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import android.content.res.Resources;
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import android.graphics.drawable.Animatable;
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import android.graphics.drawable.ColorDrawable;
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import android.net.Uri;
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import android.view.ViewGroup;
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import com.facebook.common.executors.CallerThreadExecutor;
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import com.facebook.drawee.backends.pipeline.Fresco;
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import com.facebook.drawee.controller.BaseControllerListener;
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import com.facebook.drawee.controller.ControllerListener;
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import com.facebook.drawee.drawable.ScalingUtils;
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import com.facebook.drawee.generic.GenericDraweeHierarchyBuilder;
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import com.facebook.drawee.view.SimpleDraweeView;
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import com.facebook.imagepipeline.datasource.BaseBitmapDataSubscriber;
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import com.facebook.imagepipeline.image.ImageInfo;
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import com.facebook.imagepipeline.request.ImageRequest;
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import com.facebook.imagepipeline.request.ImageRequestBuilder;
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import com.gh.gamecenter.R;
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public class ImageUtils {
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private static ImageUtils singleton;
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public static ImageUtils getInstance() {
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if (singleton == null) {
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synchronized (ImageUtils.class) {
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if (singleton == null) {
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singleton = new ImageUtils();
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return singleton;
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}
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}
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}
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return singleton;
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}
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// 自适应图片宽高
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public void display(final SimpleDraweeView simpleDraweeView, String url, final int width) {
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ControllerListener<ImageInfo> listener = new BaseControllerListener<ImageInfo>(){
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@Override
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public void onFinalImageSet(String id, ImageInfo imageInfo, Animatable animatable) {
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if (imageInfo == null){
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return;
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}
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ViewGroup.LayoutParams layoutParams = simpleDraweeView.getLayoutParams();
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float scale = (float) imageInfo.getHeight() / (float) imageInfo.getWidth();
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layoutParams.height = (int)(width * scale);
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simpleDraweeView.setLayoutParams(layoutParams);
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}
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};
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simpleDraweeView.setController(Fresco.newDraweeControllerBuilder()
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.setUri(url)
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.setControllerListener(listener)
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.build());
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}
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// 设置缩放类型，设置按压状态下的叠加图
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public void display(Resources resources, SimpleDraweeView simpleDraweeView,
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ScalingUtils.ScaleType scaleType, String url) {
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simpleDraweeView.setHierarchy(new GenericDraweeHierarchyBuilder(resources)
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.setFadeDuration(500)
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.setPressedStateOverlay(new ColorDrawable(resources.getColor(R.color.pressed_bg)))
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.setPlaceholderImage(R.drawable.ocupy2, ScalingUtils.ScaleType.CENTER)
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.setBackground(new ColorDrawable(resources.getColor(R.color.placeholder_bg)))
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.setActualImageScaleType(scaleType)
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.build());
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simpleDraweeView.setImageURI(url);
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}
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// 设置占位符
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public void display(Resources resources, SimpleDraweeView simpleDraweeView, String url, int placeholderImage) {
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simpleDraweeView.setHierarchy(new GenericDraweeHierarchyBuilder(resources)
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.setFadeDuration(500)
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.setPressedStateOverlay(new ColorDrawable(resources.getColor(R.color.pressed_bg)))
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.setBackground(new ColorDrawable(resources.getColor(R.color.placeholder_bg)))
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.setPlaceholderImage(placeholderImage)
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.build());
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simpleDraweeView.setImageURI(url);
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}
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// 图片下载监听和设置低高分辨率图片
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public void display(SimpleDraweeView simpleDraweeView, String url, String lowUrl,
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ControllerListener<? super ImageInfo> listener) {
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simpleDraweeView.setController(Fresco.newDraweeControllerBuilder()
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.setImageRequest(ImageRequest.fromUri(url))
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.setControllerListener(listener)
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.setLowResImageRequest(ImageRequest.fromUri(lowUrl)) // 低分辨率图片
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.build());
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}
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// 获取bitmap
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public void display(Context context, String url, BaseBitmapDataSubscriber dataSubscriber) {
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ImageRequest imageRequest = ImageRequestBuilder
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.newBuilderWithSource(Uri.parse(url))
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.setProgressiveRenderingEnabled(true)
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.build();
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Fresco.getImagePipeline()
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.fetchDecodedImage(imageRequest, context)
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.subscribe(dataSubscriber, CallerThreadExecutor.getInstance());
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}
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}
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