thmodelAndroid/app/src/main/java/com/android/chmo/utils/XUtilsImage.java

package com.android.chmo.utils;

import android.graphics.drawable.Drawable;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.widget.ImageView;

import org.xutils.common.Callback;
import org.xutils.common.util.DensityUtil;
import org.xutils.image.ImageOptions;
import org.xutils.x;

import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.URL;

/**
 * 加载图片工具类
 */
public class XUtilsImage {
    /**
     * 显示图片（默认情况）
     *
     * @param imageView 图像控件
     * @param iconUrl   图片地址
     */
    public static void display(ImageView imageView, String iconUrl) {
        if (TextUtils.isEmpty(iconUrl)) {
            Log.d("XUtilsImage", "url is null");
            return;
        }
        ImageOptions imageOptions = new ImageOptions.Builder()
                .setImageScaleType(ImageView.ScaleType.CENTER_CROP)
                .setIgnoreGif(false)//是否忽略gif图。false表示不忽略。不写这句，默认是true
                .build();
        x.image().bind(imageView, iconUrl, imageOptions);
    }

    public static void display(ImageView imageView, String iconUrl, int placeholderResId) {
        if (TextUtils.isEmpty(iconUrl)) {
            Log.d("XUtilsImage", "url is null");
            return;
        }
        ImageOptions imageOptions = new ImageOptions.Builder()
                .setImageScaleType(ImageView.ScaleType.CENTER_CROP)
                .setIgnoreGif(false)//是否忽略gif图。false表示不忽略。不写这句，默认是true
                .setFailureDrawableId(placeholderResId)
                .setLoadingDrawableId(placeholderResId)
                .build();
        x.image().bind(imageView, iconUrl, imageOptions);
    }


    /**
     * 显示图片（默认情况）
     */
    public static void display(ImageView imageView, String iconUrl, ImageView.ScaleType scaleType, int placeholderResId) {
        if (TextUtils.isEmpty(iconUrl)) {
            return;
        }
        ImageOptions imageOptions = new ImageOptions.Builder()
                .setImageScaleType(scaleType)
                .setIgnoreGif(false)//是否忽略gif图。false表示不忽略。不写这句，默认是true
                .setFailureDrawableId(placeholderResId)
                .setLoadingDrawableId(placeholderResId)
                .build();
        x.image().bind(imageView, iconUrl, imageOptions);
    }

    /**
     * 显示图片（默认情况）
     */
    public static void display(ImageView imageView, String iconUrl, ImageView.ScaleType scaleType) {
        if (TextUtils.isEmpty(iconUrl)) {
            return;
        }
        ImageOptions imageOptions = new ImageOptions.Builder()
                .setImageScaleType(scaleType)
                .setIgnoreGif(false)//是否忽略gif图。false表示不忽略。不写这句，默认是true
                .build();
        x.image().bind(imageView, iconUrl, imageOptions);
    }

    /**
     * 显示图片（默认情况）
     */
    public static void display(final ImageView imageView, String iconUrl, ImageView.ScaleType scaleType, final View loadingView) {
        if (TextUtils.isEmpty(iconUrl)) {
            return;
        }
        if (null != loadingView) {
            loadingView.setVisibility(View.VISIBLE);
        }
        ImageOptions imageOptions = new ImageOptions.Builder()
                .setImageScaleType(scaleType)
                .setIgnoreGif(false)//是否忽略gif图。false表示不忽略。不写这句，默认是true
                .build();
        x.image().bind(imageView, iconUrl, imageOptions, new Callback.CacheCallback<Drawable>() {
            Drawable result;

            @Override
            public boolean onCache(Drawable result) {
                imageView.setImageDrawable(result);
                this.result = result;
                return true;
            }

            @Override
            public void onSuccess(Drawable result) {
                this.result = result;
                imageView.setImageDrawable(result);
            }

            @Override
            public void onError(Throwable ex, boolean isOnCallback) {
            }

            @Override
            public void onCancelled(CancelledException cex) {
            }

            @Override
            public void onFinished() {
                if (null != loadingView) {
                    loadingView.setVisibility(View.GONE);
                }
                if (null != result) {
                    imageView.setImageDrawable(result);
                }
            }
        });
    }

    /**
     * 显示圆角图片
     *
     * @param imageView 图像控件
     * @param iconUrl   图片地址
     * @param radius    圆角半径，
     */
    public static void displayRound(ImageView imageView, String iconUrl, int radius) {
        if (TextUtils.isEmpty(iconUrl)) {
            return;
        }
        ImageOptions imageOptions = new ImageOptions.Builder()
                .setImageScaleType(ImageView.ScaleType.CENTER_CROP)
                .setRadius(DensityUtil.dip2px(radius))
                .setIgnoreGif(false)
                .setCrop(true)//是否对图片进行裁剪
//                .setFailureDrawableId(R.mipmap.loadfailed)
//                .setLoadingDrawableId(R.mipmap.loading)
                .build();
        x.image().bind(imageView, iconUrl, imageOptions);
    }

    /**
     * 显示圆形头像，第三个参数为true
     *
     * @param imageView 图像控件
     * @param iconUrl   图片地址
     */
    public static void displayCircluar(ImageView imageView, String iconUrl) {
        if (TextUtils.isEmpty(iconUrl)) {
            return;
        }
        ImageOptions imageOptions = new ImageOptions.Builder()
                .setImageScaleType(ImageView.ScaleType.CENTER_CROP)
                .setCircular(true)
                .setCrop(true)
//                .setLoadingDrawableId(R.mipmap.ic_launcher)
//                .setFailureDrawableId(R.mipmap.ic_launcher)
                .build();
        x.image().bind(imageView, iconUrl, imageOptions);
    }

    public static void displayCircluar(ImageView imageView, String iconUrl, int failResId) {
        if (TextUtils.isEmpty(iconUrl)) {
            return;
        }
        ImageOptions imageOptions = new ImageOptions.Builder()
                .setImageScaleType(ImageView.ScaleType.CENTER_CROP)
                .setCircular(true)
                .setCrop(true)
                .setFailureDrawableId(failResId)
                .build();
        x.image().bind(imageView, iconUrl, imageOptions);
    }

    public static void clearImageCache() {
        x.image().clearCacheFiles();
        x.image().clearMemCache();
    }

    /**
     * 方法说明：保存文件到本地
     */
    public static boolean saveImage(String urlPath, String savePath, String filename) {
        File saveFile = new File(savePath);
        if (!saveFile.exists()) {
            saveFile.mkdirs();
        }
        try {
            URL url = new URL(urlPath);
            HttpURLConnection conn = (HttpURLConnection) url.openConnection();

            if (conn.getResponseCode() == 200) {
                InputStream in = conn.getInputStream();
                OutputStream bos = new FileOutputStream(savePath + filename);

                byte[] buff = new byte[1024];
                int len = 0;
                while ((len = in.read(buff)) != -1) {
                    bos.write(buff, 0, len);
                }
                bos.flush();
                bos.close();
                in.close();
            }
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    public static void displayWithSize(ImageView imageView, String iconUrl, int width, int height) {
        if (TextUtils.isEmpty(iconUrl)) {
            Log.d("XUtilsImage", "url is null");
            return;
        }
        ImageOptions imageOptions = new ImageOptions.Builder()
                .setSize(width, height)
                .setImageScaleType(ImageView.ScaleType.CENTER_CROP)
                .setIgnoreGif(false)//是否忽略gif图。false表示不忽略。不写这句，默认是true
                .build();
        x.image().bind(imageView, iconUrl, imageOptions);
    }
}