add richtext

app/src/main/java/com/electric/chargingpile/view/xrichtext/DataImageView.java

@@ -0,0 +1,46 @@
package com.electric.chargingpile.view.xrichtext;
import android.content.Context;
import android.graphics.Bitmap;
import android.util.AttributeSet;
import android.widget.ImageView;
/**
 * 这只是一个简单的ImageView，可以存放Bitmap和Path等信息
 *
 * @author xmuSistone
 */
public class DataImageView extends ImageView {
    private String absolutePath;
    private Bitmap bitmap;
    public DataImageView(Context context) {
        this(context, null);
    }
    public DataImageView(Context context, AttributeSet attrs) {
        this(context, attrs, 0);
    }
    public DataImageView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }
    public String getAbsolutePath() {
        return absolutePath;
    }
    public void setAbsolutePath(String absolutePath) {
        this.absolutePath = absolutePath;
    }
    public Bitmap getBitmap() {
        return bitmap;
    }
    public void setBitmap(Bitmap bitmap) {
        this.bitmap = bitmap;
    }
}

app/src/main/java/com/electric/chargingpile/view/xrichtext/DeletableEditText.java

@@ -0,0 +1,60 @@
package com.electric.chargingpile.view.xrichtext;
import android.content.Context;
import android.util.AttributeSet;
import android.view.KeyEvent;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputConnection;
import android.view.inputmethod.InputConnectionWrapper;
import android.widget.EditText;
/**
 * 这个是从stackOverFlow上面找到的解决方案，主要用途是处理软键盘回删按钮backSpace时回调OnKeyListener
 *
 * @author xmuSistone
 */
public class DeletableEditText extends EditText {
    public DeletableEditText(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }
    public DeletableEditText(Context context, AttributeSet attrs) {
        super(context, attrs);
    }
    public DeletableEditText(Context context) {
        super(context);
    }
    @Override
    public InputConnection onCreateInputConnection(EditorInfo outAttrs) {
        return new DeleteInputConnection(super.onCreateInputConnection(outAttrs),
                true);
    }
    private class DeleteInputConnection extends InputConnectionWrapper {
        public DeleteInputConnection(InputConnection target, boolean mutable) {
            super(target, mutable);
        }
        @Override
        public boolean sendKeyEvent(KeyEvent event) {
            return super.sendKeyEvent(event);
        }
        @Override
        public boolean deleteSurroundingText(int beforeLength, int afterLength) {
            if (beforeLength == 1 && afterLength == 0) {
                return sendKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN,
                        KeyEvent.KEYCODE_DEL))
                        && sendKeyEvent(new KeyEvent(KeyEvent.ACTION_UP,
                        KeyEvent.KEYCODE_DEL));
            }
            return super.deleteSurroundingText(beforeLength, afterLength);
        }
    }
}

app/src/main/java/com/electric/chargingpile/view/xrichtext/ImageUtils.java

@@ -0,0 +1,1546 @@
package com.electric.chargingpile.view.xrichtext;
import android.graphics.Bitmap;
import android.graphics.Bitmap.CompressFormat;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.ColorMatrix;
import android.graphics.ColorMatrixColorFilter;
import android.graphics.LinearGradient;
import android.graphics.Matrix;
import android.graphics.Paint;
import android.graphics.PixelFormat;
import android.graphics.PorterDuff;
import android.graphics.PorterDuffXfermode;
import android.graphics.Rect;
import android.graphics.RectF;
import android.graphics.Shader;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.media.ExifInterface;
import android.support.annotation.IntRange;
import android.view.View;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileDescriptor;
import java.io.IOException;
import java.io.InputStream;
/**
 * Created by demon on 2017/8/30.
 */
public class ImageUtils {
    private ImageUtils() {
        throw new UnsupportedOperationException("u can't instantiate me...");
    }
    /**
     * bitmap转byteArr
     *
     * @param bitmap bitmap对象
     * @param format 格式
     * @return 字节数组
     */
    public static byte[] bitmap2Bytes(final Bitmap bitmap, final CompressFormat format) {
        if (bitmap == null) return null;
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        bitmap.compress(format, 100, baos);
        return baos.toByteArray();
    }
    /**
     * byteArr转bitmap
     *
     * @param bytes 字节数组
     * @return bitmap
     */
    public static Bitmap bytes2Bitmap(final byte[] bytes) {
        return (bytes == null || bytes.length == 0) ? null : BitmapFactory.decodeByteArray(bytes, 0, bytes.length);
    }
    /**
     * drawable转bitmap
     *
     * @param drawable drawable对象
     * @return bitmap
     */
    public static Bitmap drawable2Bitmap(final Drawable drawable) {
        if (drawable instanceof BitmapDrawable) {
            BitmapDrawable bitmapDrawable = (BitmapDrawable) drawable;
            if (bitmapDrawable.getBitmap() != null) {
                return bitmapDrawable.getBitmap();
            }
        }
        Bitmap bitmap;
        if (drawable.getIntrinsicWidth() <= 0 || drawable.getIntrinsicHeight() <= 0) {
            bitmap = Bitmap.createBitmap(1, 1,
                    drawable.getOpacity() != PixelFormat.OPAQUE ? Bitmap.Config.ARGB_8888 : Bitmap.Config.RGB_565);
        } else {
            bitmap = Bitmap.createBitmap(drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(),
                    drawable.getOpacity() != PixelFormat.OPAQUE ? Bitmap.Config.ARGB_8888 : Bitmap.Config.RGB_565);
        }
        Canvas canvas = new Canvas(bitmap);
        drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
        drawable.draw(canvas);
        return bitmap;
    }
    /**
     * bitmap转drawable
     *
     * @param bitmap bitmap对象
     * @return drawable
     */
//    public static Drawable bitmap2Drawable(final Bitmap bitmap) {
//        return bitmap == null ? null : new BitmapDrawable(Utils.getApp().getResources(), bitmap);
//    }
    /**
     * drawable转byteArr
     *
     * @param drawable drawable对象
     * @param format   格式
     * @return 字节数组
     */
    public static byte[] drawable2Bytes(final Drawable drawable, final CompressFormat format) {
        return drawable == null ? null : bitmap2Bytes(drawable2Bitmap(drawable), format);
    }
    /**
     * byteArr转drawable
     *
     * @param bytes 字节数组
     * @return drawable
     */
//    public static Drawable bytes2Drawable(final byte[] bytes) {
//        return bitmap2Drawable(bytes2Bitmap(bytes));
//    }
    /**
     * view转Bitmap
     *
     * @param view 视图
     * @return bitmap
     */
    public static Bitmap view2Bitmap(final View view) {
        if (view == null) return null;
        Bitmap ret = Bitmap.createBitmap(view.getWidth(), view.getHeight(), Bitmap.Config.ARGB_8888);
        Canvas canvas = new Canvas(ret);
        Drawable bgDrawable = view.getBackground();
        if (bgDrawable != null) {
            bgDrawable.draw(canvas);
        } else {
            canvas.drawColor(Color.WHITE);
        }
        view.draw(canvas);
        return ret;
    }
    /**
     * 计算采样大小
     *
     * @param options   选项
     * @param maxWidth  最大宽度
     * @param maxHeight 最大高度
     * @return 采样大小
     */
    private static int calculateInSampleSize(final BitmapFactory.Options options, final int maxWidth, final int maxHeight) {
        if (maxWidth == 0 || maxHeight == 0) return 1;
        int height = options.outHeight;
        int width = options.outWidth;
        int inSampleSize = 1;
        while ((height >>= 1) > maxHeight && (width >>= 1) > maxWidth) {
            inSampleSize <<= 1;
        }
        return inSampleSize;
    }
    /**
     * 获取bitmap
     *
     * @param file 文件
     * @return bitmap
     */
//    public static Bitmap getBitmap(final File file) {
//        if (file == null) return null;
//        InputStream is = null;
//        try {
//            is = new BufferedInputStream(new FileInputStream(file));
//            return BitmapFactory.decodeStream(is);
//        } catch (FileNotFoundException e) {
//            e.printStackTrace();
//            return null;
//        } finally {
//            CloseUtils.closeIO(is);
//        }
//    }
    /**
     * 获取bitmap
     *
     * @param file      文件
     * @param maxWidth  最大宽度
     * @param maxHeight 最大高度
     * @return bitmap
     */
//    public static Bitmap getBitmap(final File file, final int maxWidth, final int maxHeight) {
//        if (file == null) return null;
//        InputStream is = null;
//        try {
//            BitmapFactory.Options options = new BitmapFactory.Options();
//            options.inJustDecodeBounds = true;
//            is = new BufferedInputStream(new FileInputStream(file));
//            BitmapFactory.decodeStream(is, null, options);
//            options.inSampleSize = calculateInSampleSize(options, maxWidth, maxHeight);
//            options.inJustDecodeBounds = false;
//            return BitmapFactory.decodeStream(is, null, options);
//        } catch (FileNotFoundException e) {
//            e.printStackTrace();
//            return null;
//        } finally {
//            CloseUtils.closeIO(is);
//        }
//    }
    /**
     * 获取bitmap
     *
     * @param filePath 文件路径
     * @return bitmap
     */
    public static Bitmap getBitmap(final String filePath) {
        if (isSpace(filePath)) return null;
        return BitmapFactory.decodeFile(filePath);
    }
    /**
     * 获取bitmap
     *
     * @param filePath  文件路径
     * @param maxWidth  最大宽度
     * @param maxHeight 最大高度
     * @return bitmap
     */
    public static Bitmap getBitmap(final String filePath, final int maxWidth, final int maxHeight) {
        if (isSpace(filePath)) return null;
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true;
        BitmapFactory.decodeFile(filePath, options);
        options.inSampleSize = calculateInSampleSize(options, maxWidth, maxHeight);
        options.inJustDecodeBounds = false;
        return BitmapFactory.decodeFile(filePath, options);
    }
    /**
     * 获取bitmap
     *
     * @param is 输入流
     * @return bitmap
     */
    public static Bitmap getBitmap(final InputStream is) {
        if (is == null) return null;
        return BitmapFactory.decodeStream(is);
    }
    /**
     * 获取bitmap
     *
     * @param is        输入流
     * @param maxWidth  最大宽度
     * @param maxHeight 最大高度
     * @return bitmap
     */
    public static Bitmap getBitmap(final InputStream is, final int maxWidth, final int maxHeight) {
        if (is == null) return null;
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true;
        BitmapFactory.decodeStream(is, null, options);
        options.inSampleSize = calculateInSampleSize(options, maxWidth, maxHeight);
        options.inJustDecodeBounds = false;
        return BitmapFactory.decodeStream(is, null, options);
    }
    /**
     * 获取bitmap
     *
     * @param data   数据
     * @param offset 偏移量
     * @return bitmap
     */
    public static Bitmap getBitmap(final byte[] data, final int offset) {
        if (data.length == 0) return null;
        return BitmapFactory.decodeByteArray(data, offset, data.length);
    }
    /**
     * 获取bitmap
     *
     * @param data      数据
     * @param offset    偏移量
     * @param maxWidth  最大宽度
     * @param maxHeight 最大高度
     * @return bitmap
     */
    public static Bitmap getBitmap(final byte[] data, final int offset, final int maxWidth, final int maxHeight) {
        if (data.length == 0) return null;
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true;
        BitmapFactory.decodeByteArray(data, offset, data.length, options);
        options.inSampleSize = calculateInSampleSize(options, maxWidth, maxHeight);
        options.inJustDecodeBounds = false;
        return BitmapFactory.decodeByteArray(data, offset, data.length, options);
    }
    /**
     * 获取bitmap
     *
     * @param resId 资源id
     * @return bitmap
     */
//    public static Bitmap getBitmap(@DrawableRes final int resId) {
//        return BitmapFactory.decodeResource(Utils.getApp().getResources(), resId);
//    }
    /**
     * 获取bitmap
     *
     * @param resId     资源id
     * @param maxWidth  最大宽度
     * @param maxHeight 最大高度
     * @return bitmap
     */
//    public static Bitmap getBitmap(@DrawableRes final int resId, final int maxWidth, final int maxHeight) {
//        BitmapFactory.Options options = new BitmapFactory.Options();
//        options.inJustDecodeBounds = true;
//        BitmapFactory.decodeResource(Utils.getApp().getResources(), resId, options);
//        options.inSampleSize = calculateInSampleSize(options, maxWidth, maxHeight);
//        options.inJustDecodeBounds = false;
//        return BitmapFactory.decodeResource(Utils.getApp().getResources(), resId, options);
//    }
    /**
     * 获取bitmap
     *
     * @param fd 文件描述
     * @return bitmap
     */
    public static Bitmap getBitmap(final FileDescriptor fd) {
        if (fd == null) return null;
        return BitmapFactory.decodeFileDescriptor(fd);
    }
    /**
     * 获取bitmap
     *
     * @param fd        文件描述
     * @param maxWidth  最大宽度
     * @param maxHeight 最大高度
     * @return bitmap
     */
    public static Bitmap getBitmap(final FileDescriptor fd, final int maxWidth, final int maxHeight) {
        if (fd == null) return null;
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true;
        BitmapFactory.decodeFileDescriptor(fd, null, options);
        options.inSampleSize = calculateInSampleSize(options, maxWidth, maxHeight);
        options.inJustDecodeBounds = false;
        return BitmapFactory.decodeFileDescriptor(fd, null, options);
    }
    /**
     * 缩放图片
     *
     * @param src       源图片
     * @param newWidth  新宽度
     * @param newHeight 新高度
     * @return 缩放后的图片
     */
    public static Bitmap scale(final Bitmap src, final int newWidth, final int newHeight) {
        return scale(src, newWidth, newHeight, false);
    }
    /**
     * 缩放图片
     *
     * @param src       源图片
     * @param newWidth  新宽度
     * @param newHeight 新高度
     * @param recycle   是否回收
     * @return 缩放后的图片
     */
    public static Bitmap scale(final Bitmap src, final int newWidth, final int newHeight, final boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        Bitmap ret = Bitmap.createScaledBitmap(src, newWidth, newHeight, true);
        if (recycle && !src.isRecycled()) src.recycle();
        return ret;
    }
    /**
     * 缩放图片
     *
     * @param src         源图片
     * @param scaleWidth  缩放宽度倍数
     * @param scaleHeight 缩放高度倍数
     * @return 缩放后的图片
     */
    public static Bitmap scale(final Bitmap src, final float scaleWidth, final float scaleHeight) {
        return scale(src, scaleWidth, scaleHeight, false);
    }
    /**
     * 缩放图片
     *
     * @param src         源图片
     * @param scaleWidth  缩放宽度倍数
     * @param scaleHeight 缩放高度倍数
     * @param recycle     是否回收
     * @return 缩放后的图片
     */
    public static Bitmap scale(final Bitmap src, final float scaleWidth, final float scaleHeight, final boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        Matrix matrix = new Matrix();
        matrix.setScale(scaleWidth, scaleHeight);
        Bitmap ret = Bitmap.createBitmap(src, 0, 0, src.getWidth(), src.getHeight(), matrix, true);
        if (recycle && !src.isRecycled()) src.recycle();
        return ret;
    }
    /**
     * 裁剪图片
     *
     * @param src    源图片
     * @param x      开始坐标x
     * @param y      开始坐标y
     * @param width  裁剪宽度
     * @param height 裁剪高度
     * @return 裁剪后的图片
     */
    public static Bitmap clip(final Bitmap src, final int x, final int y, final int width, final int height) {
        return clip(src, x, y, width, height, false);
    }
    /**
     * 裁剪图片
     *
     * @param src     源图片
     * @param x       开始坐标x
     * @param y       开始坐标y
     * @param width   裁剪宽度
     * @param height  裁剪高度
     * @param recycle 是否回收
     * @return 裁剪后的图片
     */
    public static Bitmap clip(final Bitmap src, final int x, final int y, final int width, final int height, final boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        Bitmap ret = Bitmap.createBitmap(src, x, y, width, height);
        if (recycle && !src.isRecycled()) src.recycle();
        return ret;
    }
    /**
     * 倾斜图片
     *
     * @param src 源图片
     * @param kx  倾斜因子x
     * @param ky  倾斜因子y
     * @return 倾斜后的图片
     */
    public static Bitmap skew(final Bitmap src, final float kx, final float ky) {
        return skew(src, kx, ky, 0, 0, false);
    }
    /**
     * 倾斜图片
     *
     * @param src     源图片
     * @param kx      倾斜因子x
     * @param ky      倾斜因子y
     * @param recycle 是否回收
     * @return 倾斜后的图片
     */
    public static Bitmap skew(final Bitmap src, final float kx, final float ky, final boolean recycle) {
        return skew(src, kx, ky, 0, 0, recycle);
    }
    /**
     * 倾斜图片
     *
     * @param src 源图片
     * @param kx  倾斜因子x
     * @param ky  倾斜因子y
     * @param px  平移因子x
     * @param py  平移因子y
     * @return 倾斜后的图片
     */
    public static Bitmap skew(final Bitmap src, final float kx, final float ky, final float px, final float py) {
        return skew(src, kx, ky, px, py, false);
    }
    /**
     * 倾斜图片
     *
     * @param src     源图片
     * @param kx      倾斜因子x
     * @param ky      倾斜因子y
     * @param px      平移因子x
     * @param py      平移因子y
     * @param recycle 是否回收
     * @return 倾斜后的图片
     */
    public static Bitmap skew(final Bitmap src, final float kx, final float ky, final float px, final float py, final boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        Matrix matrix = new Matrix();
        matrix.setSkew(kx, ky, px, py);
        Bitmap ret = Bitmap.createBitmap(src, 0, 0, src.getWidth(), src.getHeight(), matrix, true);
        if (recycle && !src.isRecycled()) src.recycle();
        return ret;
    }
    /**
     * 旋转图片
     *
     * @param src     源图片
     * @param degrees 旋转角度
     * @param px      旋转点横坐标
     * @param py      旋转点纵坐标
     * @return 旋转后的图片
     */
    public static Bitmap rotate(final Bitmap src, final int degrees, final float px, final float py) {
        return rotate(src, degrees, px, py, false);
    }
    /**
     * 旋转图片
     *
     * @param src     源图片
     * @param degrees 旋转角度
     * @param px      旋转点横坐标
     * @param py      旋转点纵坐标
     * @param recycle 是否回收
     * @return 旋转后的图片
     */
    public static Bitmap rotate(final Bitmap src, final int degrees, final float px, final float py, final boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        if (degrees == 0) return src;
        Matrix matrix = new Matrix();
        matrix.setRotate(degrees, px, py);
        Bitmap ret = Bitmap.createBitmap(src, 0, 0, src.getWidth(), src.getHeight(), matrix, true);
        if (recycle && !src.isRecycled()) src.recycle();
        return ret;
    }
    /**
     * 获取图片旋转角度
     *
     * @param filePath 文件路径
     * @return 旋转角度
     */
    public static int getRotateDegree(final String filePath) {
        int degree = 0;
        try {
            ExifInterface exifInterface = new ExifInterface(filePath);
            int orientation = exifInterface.getAttributeInt(
                    ExifInterface.TAG_ORIENTATION,
                    ExifInterface.ORIENTATION_NORMAL);
            switch (orientation) {
                default:
                case ExifInterface.ORIENTATION_ROTATE_90:
                    degree = 90;
                    break;
                case ExifInterface.ORIENTATION_ROTATE_180:
                    degree = 180;
                    break;
                case ExifInterface.ORIENTATION_ROTATE_270:
                    degree = 270;
                    break;
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        return degree;
    }
    /**
     * 转为圆形图片
     *
     * @param src 源图片
     * @return 圆形图片
     */
    public static Bitmap toRound(final Bitmap src) {
        return toRound(src, false);
    }
    /**
     * 转为圆形图片
     *
     * @param src     源图片
     * @param recycle 是否回收
     * @return 圆形图片
     */
    public static Bitmap toRound(final Bitmap src, final boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        int width = src.getWidth();
        int height = src.getHeight();
        int radius = Math.min(width, height) >> 1;
        Bitmap ret = Bitmap.createBitmap(width, height, src.getConfig());
        Paint paint = new Paint();
        Canvas canvas = new Canvas(ret);
        Rect rect = new Rect(0, 0, width, height);
        paint.setAntiAlias(true);
        canvas.drawARGB(0, 0, 0, 0);
        canvas.drawCircle(width >> 1, height >> 1, radius, paint);
        paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
        canvas.drawBitmap(src, rect, rect, paint);
        if (recycle && !src.isRecycled()) src.recycle();
        return ret;
    }
    /**
     * 转为圆角图片
     *
     * @param src    源图片
     * @param radius 圆角的度数
     * @return 圆角图片
     */
    public static Bitmap toRoundCorner(final Bitmap src, final float radius) {
        return toRoundCorner(src, radius, false);
    }
    /**
     * 转为圆角图片
     *
     * @param src     源图片
     * @param radius  圆角的度数
     * @param recycle 是否回收
     * @return 圆角图片
     */
    public static Bitmap toRoundCorner(final Bitmap src, final float radius, final boolean recycle) {
        if (null == src) return null;
        int width = src.getWidth();
        int height = src.getHeight();
        Bitmap ret = Bitmap.createBitmap(width, height, src.getConfig());
        Paint paint = new Paint();
        Canvas canvas = new Canvas(ret);
        Rect rect = new Rect(0, 0, width, height);
        paint.setAntiAlias(true);
        canvas.drawRoundRect(new RectF(rect), radius, radius, paint);
        paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
        canvas.drawBitmap(src, rect, rect, paint);
        if (recycle && !src.isRecycled()) src.recycle();
        return ret;
    }
    /**
     * 快速模糊
     * <p>先缩小原图，对小图进行模糊，再放大回原先尺寸</p>
     *
     * @param src    源图片
     * @param scale  缩放比例(0...1)
     * @param radius 模糊半径
     * @return 模糊后的图片
     */
//    public static Bitmap fastBlur(final Bitmap src,
//                                  @FloatRange(from = 0, to = 1, fromInclusive = false) final float scale,
//                                  @FloatRange(from = 0, to = 25, fromInclusive = false) final float radius) {
//        return fastBlur(src, scale, radius, false);
//    }
    /**
     * 快速模糊图片
     * <p>先缩小原图，对小图进行模糊，再放大回原先尺寸</p>
     *
     * @param src     源图片
     * @param scale   缩放比例(0...1)
     * @param radius  模糊半径(0...25)
     * @param recycle 是否回收
     * @return 模糊后的图片
     */
//    public static Bitmap fastBlur(final Bitmap src,
//                                  @FloatRange(from = 0, to = 1, fromInclusive = false) final float scale,
//                                  @FloatRange(from = 0, to = 25, fromInclusive = false) final float radius,
//                                  boolean recycle) {
//        if (isEmptyBitmap(src)) return null;
//        int width = src.getWidth();
//        int height = src.getHeight();
//        int scaleWidth = (int) (width * scale + 0.5f);
//        int scaleHeight = (int) (height * scale + 0.5f);
//        if (scaleWidth == 0 || scaleHeight == 0) return null;
//        Bitmap scaleBitmap = Bitmap.createScaledBitmap(src, scaleWidth, scaleHeight, true);
//        Paint paint = new Paint(Paint.FILTER_BITMAP_FLAG | Paint.ANTI_ALIAS_FLAG);
//        Canvas canvas = new Canvas();
//        PorterDuffColorFilter filter = new PorterDuffColorFilter(
//                Color.TRANSPARENT, PorterDuff.Mode.SRC_ATOP);
//        paint.setColorFilter(filter);
//        canvas.scale(scale, scale);
//        canvas.drawBitmap(scaleBitmap, 0, 0, paint);
//        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
//            scaleBitmap = renderScriptBlur(scaleBitmap, radius);
//        } else {
//            scaleBitmap = stackBlur(scaleBitmap, (int) radius, recycle);
//        }
//        if (scale == 1) return scaleBitmap;
//        Bitmap ret = Bitmap.createScaledBitmap(scaleBitmap, width, height, true);
//        if (scaleBitmap != null && !scaleBitmap.isRecycled()) scaleBitmap.recycle();
//        if (recycle && !src.isRecycled()) src.recycle();
//        return ret;
//    }
    /**
     * renderScript模糊图片
     * <p>API大于17</p>
     *
     * @param src    源图片
     * @param radius 模糊半径(0...25)
     * @return 模糊后的图片
     */
//    @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
//    public static Bitmap renderScriptBlur(final Bitmap src,
//                                          @FloatRange(from = 0, to = 25, fromInclusive = false) final float radius) {
//        if (isEmptyBitmap(src)) return null;
//        RenderScript rs = null;
//        try {
//            rs = RenderScript.create(Utils.getApp());
//            rs.setMessageHandler(new RenderScript.RSMessageHandler());
//            Allocation input = Allocation.createFromBitmap(rs, src, Allocation.MipmapControl.MIPMAP_NONE, Allocation
//                    .USAGE_SCRIPT);
//            Allocation output = Allocation.createTyped(rs, input.getType());
//            ScriptIntrinsicBlur blurScript = ScriptIntrinsicBlur.create(rs, Element.U8_4(rs));
//            blurScript.setInput(input);
//            blurScript.setRadius(radius);
//            blurScript.forEach(output);
//            output.copyTo(src);
//        } finally {
//            if (rs != null) {
//                rs.destroy();
//            }
//        }
//        return src;
//    }
    /**
     * stack模糊图片
     *
     * @param src     源图片
     * @param radius  模糊半径
     * @param recycle 是否回收
     * @return stack模糊后的图片
     */
    public static Bitmap stackBlur(final Bitmap src, final int radius, final boolean recycle) {
        Bitmap ret;
        if (recycle) {
            ret = src;
        } else {
            ret = src.copy(src.getConfig(), true);
        }
        if (radius < 1) {
            return null;
        }
        int w = ret.getWidth();
        int h = ret.getHeight();
        int[] pix = new int[w * h];
        ret.getPixels(pix, 0, w, 0, 0, w, h);
        int wm = w - 1;
        int hm = h - 1;
        int wh = w * h;
        int div = radius + radius + 1;
        int r[] = new int[wh];
        int g[] = new int[wh];
        int b[] = new int[wh];
        int rsum, gsum, bsum, x, y, i, p, yp, yi, yw;
        int vmin[] = new int[Math.max(w, h)];
        int divsum = (div + 1) >> 1;
        divsum *= divsum;
        int dv[] = new int[256 * divsum];
        for (i = 0; i < 256 * divsum; i++) {
            dv[i] = (i / divsum);
        }
        yw = yi = 0;
        int[][] stack = new int[div][3];
        int stackpointer;
        int stackstart;
        int[] sir;
        int rbs;
        int r1 = radius + 1;
        int routsum, goutsum, boutsum;
        int rinsum, ginsum, binsum;
        for (y = 0; y < h; y++) {
            rinsum = ginsum = binsum = routsum = goutsum = boutsum = rsum = gsum = bsum = 0;
            for (i = -radius; i <= radius; i++) {
                p = pix[yi + Math.min(wm, Math.max(i, 0))];
                sir = stack[i + radius];
                sir[0] = (p & 0xff0000) >> 16;
                sir[1] = (p & 0x00ff00) >> 8;
                sir[2] = (p & 0x0000ff);
                rbs = r1 - Math.abs(i);
                rsum += sir[0] * rbs;
                gsum += sir[1] * rbs;
                bsum += sir[2] * rbs;
                if (i > 0) {
                    rinsum += sir[0];
                    ginsum += sir[1];
                    binsum += sir[2];
                } else {
                    routsum += sir[0];
                    goutsum += sir[1];
                    boutsum += sir[2];
                }
            }
            stackpointer = radius;
            for (x = 0; x < w; x++) {
                r[yi] = dv[rsum];
                g[yi] = dv[gsum];
                b[yi] = dv[bsum];
                rsum -= routsum;
                gsum -= goutsum;
                bsum -= boutsum;
                stackstart = stackpointer - radius + div;
                sir = stack[stackstart % div];
                routsum -= sir[0];
                goutsum -= sir[1];
                boutsum -= sir[2];
                if (y == 0) {
                    vmin[x] = Math.min(x + radius + 1, wm);
                }
                p = pix[yw + vmin[x]];
                sir[0] = (p & 0xff0000) >> 16;
                sir[1] = (p & 0x00ff00) >> 8;
                sir[2] = (p & 0x0000ff);
                rinsum += sir[0];
                ginsum += sir[1];
                binsum += sir[2];
                rsum += rinsum;
                gsum += ginsum;
                bsum += binsum;
                stackpointer = (stackpointer + 1) % div;
                sir = stack[(stackpointer) % div];
                routsum += sir[0];
                goutsum += sir[1];
                boutsum += sir[2];
                rinsum -= sir[0];
                ginsum -= sir[1];
                binsum -= sir[2];
                yi++;
            }
            yw += w;
        }
        for (x = 0; x < w; x++) {
            rinsum = ginsum = binsum = routsum = goutsum = boutsum = rsum = gsum = bsum = 0;
            yp = -radius * w;
            for (i = -radius; i <= radius; i++) {
                yi = Math.max(0, yp) + x;
                sir = stack[i + radius];
                sir[0] = r[yi];
                sir[1] = g[yi];
                sir[2] = b[yi];
                rbs = r1 - Math.abs(i);
                rsum += r[yi] * rbs;
                gsum += g[yi] * rbs;
                bsum += b[yi] * rbs;
                if (i > 0) {
                    rinsum += sir[0];
                    ginsum += sir[1];
                    binsum += sir[2];
                } else {
                    routsum += sir[0];
                    goutsum += sir[1];
                    boutsum += sir[2];
                }
                if (i < hm) {
                    yp += w;
                }
            }
            yi = x;
            stackpointer = radius;
            for (y = 0; y < h; y++) {
                // Preserve alpha channel: ( 0xff000000 & pix[yi] )
                pix[yi] = (0xff000000 & pix[yi]) | (dv[rsum] << 16) | (dv[gsum] << 8) | dv[bsum];
                rsum -= routsum;
                gsum -= goutsum;
                bsum -= boutsum;
                stackstart = stackpointer - radius + div;
                sir = stack[stackstart % div];
                routsum -= sir[0];
                goutsum -= sir[1];
                boutsum -= sir[2];
                if (x == 0) {
                    vmin[y] = Math.min(y + r1, hm) * w;
                }
                p = x + vmin[y];
                sir[0] = r[p];
                sir[1] = g[p];
                sir[2] = b[p];
                rinsum += sir[0];
                ginsum += sir[1];
                binsum += sir[2];
                rsum += rinsum;
                gsum += ginsum;
                bsum += binsum;
                stackpointer = (stackpointer + 1) % div;
                sir = stack[stackpointer];
                routsum += sir[0];
                goutsum += sir[1];
                boutsum += sir[2];
                rinsum -= sir[0];
                ginsum -= sir[1];
                binsum -= sir[2];
                yi += w;
            }
        }
        ret.setPixels(pix, 0, w, 0, 0, w, h);
        return ret;
    }
    /**
     * 添加颜色边框
     *
     * @param src         源图片
     * @param borderWidth 边框宽度
     * @param color       边框的颜色值
     * @return 带颜色边框图
     */
    public static Bitmap addFrame(final Bitmap src, final int borderWidth, final int color) {
        return addFrame(src, borderWidth, color, false);
    }
    /**
     * 添加颜色边框
     *
     * @param src         源图片
     * @param borderWidth 边框宽度
     * @param color       边框的颜色值
     * @param recycle     是否回收
     * @return 带颜色边框图
     */
    public static Bitmap addFrame(final Bitmap src, final int borderWidth, final int color, final boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        int doubleBorder = borderWidth << 1;
        int newWidth = src.getWidth() + doubleBorder;
        int newHeight = src.getHeight() + doubleBorder;
        Bitmap ret = Bitmap.createBitmap(newWidth, newHeight, src.getConfig());
        Canvas canvas = new Canvas(ret);
        //noinspection SuspiciousNameCombination
        canvas.drawBitmap(src, borderWidth, borderWidth, null);
        Paint paint = new Paint();
        paint.setColor(color);
        paint.setStyle(Paint.Style.STROKE);
        // setStrokeWidth是居中画的，所以要两倍的宽度才能画，否则有一半的宽度是空的
        paint.setStrokeWidth(doubleBorder);
        Rect rect = new Rect(0, 0, newWidth, newHeight);
        canvas.drawRect(rect, paint);
        if (recycle && !src.isRecycled()) src.recycle();
        return ret;
    }
    /**
     * 添加倒影
     *
     * @param src              源图片的
     * @param reflectionHeight 倒影高度
     * @return 带倒影图片
     */
    public static Bitmap addReflection(final Bitmap src, final int reflectionHeight) {
        return addReflection(src, reflectionHeight, false);
    }
    /**
     * 添加倒影
     *
     * @param src              源图片的
     * @param reflectionHeight 倒影高度
     * @param recycle          是否回收
     * @return 带倒影图片
     */
    public static Bitmap addReflection(final Bitmap src, final int reflectionHeight, final boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        // 原图与倒影之间的间距
        final int REFLECTION_GAP = 0;
        int srcWidth = src.getWidth();
        int srcHeight = src.getHeight();
        Matrix matrix = new Matrix();
        matrix.preScale(1, -1);
        Bitmap reflectionBitmap = Bitmap.createBitmap(src, 0, srcHeight - reflectionHeight,
                srcWidth, reflectionHeight, matrix, false);
        Bitmap ret = Bitmap.createBitmap(srcWidth, srcHeight + reflectionHeight, src.getConfig());
        Canvas canvas = new Canvas(ret);
        canvas.drawBitmap(src, 0, 0, null);
        canvas.drawBitmap(reflectionBitmap, 0, srcHeight + REFLECTION_GAP, null);
        Paint paint = new Paint();
        paint.setAntiAlias(true);
        LinearGradient shader = new LinearGradient(0, srcHeight,
                0, ret.getHeight() + REFLECTION_GAP,
                0x70FFFFFF, 0x00FFFFFF, Shader.TileMode.MIRROR);
        paint.setShader(shader);
        paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.DST_IN));
        canvas.drawRect(0, srcHeight + REFLECTION_GAP,
                srcWidth, ret.getHeight(), paint);
        if (!reflectionBitmap.isRecycled()) reflectionBitmap.recycle();
        if (recycle && !src.isRecycled()) src.recycle();
        return ret;
    }
    /**
     * 添加文字水印
     *
     * @param src      源图片
     * @param content  水印文本
     * @param textSize 水印字体大小
     * @param color    水印字体颜色
     * @param x        起始坐标x
     * @param y        起始坐标y
     * @return 带有文字水印的图片
     */
    public static Bitmap addTextWatermark(final Bitmap src,
                                          final String content,
                                          final int textSize,
                                          final int color,
                                          final float x,
                                          final float y) {
        return addTextWatermark(src, content, textSize, color, x, y, false);
    }
    /**
     * 添加文字水印
     *
     * @param src      源图片
     * @param content  水印文本
     * @param textSize 水印字体大小
     * @param color    水印字体颜色
     * @param x        起始坐标x
     * @param y        起始坐标y
     * @param recycle  是否回收
     * @return 带有文字水印的图片
     */
    public static Bitmap addTextWatermark(final Bitmap src,
                                          final String content,
                                          final float textSize,
                                          final int color,
                                          final float x,
                                          final float y,
                                          final boolean recycle) {
        if (isEmptyBitmap(src) || content == null) return null;
        Bitmap ret = src.copy(src.getConfig(), true);
        Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
        Canvas canvas = new Canvas(ret);
        paint.setColor(color);
        paint.setTextSize(textSize);
        Rect bounds = new Rect();
        paint.getTextBounds(content, 0, content.length(), bounds);
        canvas.drawText(content, x, y + textSize, paint);
        if (recycle && !src.isRecycled()) src.recycle();
        return ret;
    }
    /**
     * 添加图片水印
     *
     * @param src       源图片
     * @param watermark 图片水印
     * @param x         起始坐标x
     * @param y         起始坐标y
     * @param alpha     透明度
     * @return 带有图片水印的图片
     */
    public static Bitmap addImageWatermark(final Bitmap src, final Bitmap watermark, final int x, final int y, final int alpha) {
        return addImageWatermark(src, watermark, x, y, alpha, false);
    }
    /**
     * 添加图片水印
     *
     * @param src       源图片
     * @param watermark 图片水印
     * @param x         起始坐标x
     * @param y         起始坐标y
     * @param alpha     透明度
     * @param recycle   是否回收
     * @return 带有图片水印的图片
     */
    public static Bitmap addImageWatermark(final Bitmap src, final Bitmap watermark, final int x, final int y, final int alpha, final boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        Bitmap ret = src.copy(src.getConfig(), true);
        if (!isEmptyBitmap(watermark)) {
            Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
            Canvas canvas = new Canvas(ret);
            paint.setAlpha(alpha);
            canvas.drawBitmap(watermark, x, y, paint);
        }
        if (recycle && !src.isRecycled()) src.recycle();
        return ret;
    }
    /**
     * 转为alpha位图
     *
     * @param src 源图片
     * @return alpha位图
     */
    public static Bitmap toAlpha(final Bitmap src) {
        return toAlpha(src, false);
    }
    /**
     * 转为alpha位图
     *
     * @param src     源图片
     * @param recycle 是否回收
     * @return alpha位图
     */
    public static Bitmap toAlpha(final Bitmap src, final Boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        Bitmap ret = src.extractAlpha();
        if (recycle && !src.isRecycled()) src.recycle();
        return ret;
    }
    /**
     * 转为灰度图片
     *
     * @param src 源图片
     * @return 灰度图
     */
    public static Bitmap toGray(final Bitmap src) {
        return toGray(src, false);
    }
    /**
     * 转为灰度图片
     *
     * @param src     源图片
     * @param recycle 是否回收
     * @return 灰度图
     */
    public static Bitmap toGray(final Bitmap src, final boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        Bitmap grayBitmap = Bitmap.createBitmap(src.getWidth(),
                src.getHeight(), Bitmap.Config.ARGB_8888);
        Canvas canvas = new Canvas(grayBitmap);
        Paint paint = new Paint();
        ColorMatrix colorMatrix = new ColorMatrix();
        colorMatrix.setSaturation(0);
        ColorMatrixColorFilter colorMatrixColorFilter = new ColorMatrixColorFilter(colorMatrix);
        paint.setColorFilter(colorMatrixColorFilter);
        canvas.drawBitmap(src, 0, 0, paint);
        if (recycle && !src.isRecycled()) src.recycle();
        return grayBitmap;
    }
    /**
     * 保存图片
     *
     * @param src      源图片
     * @param filePath 要保存到的文件路径
     * @param format   格式
     * @return {@code true}: 成功<br>{@code false}: 失败
     */
//    public static boolean save(final Bitmap src, final String filePath, final CompressFormat format) {
//        return save(src, FileUtils.getFileByPath(filePath), format, false);
//    }
    /**
     * 保存图片
     *
     * @param src    源图片
     * @param file   要保存到的文件
     * @param format 格式
     * @return {@code true}: 成功<br>{@code false}: 失败
     */
//    public static boolean save(final Bitmap src, final File file, final CompressFormat format) {
//        return save(src, file, format, false);
//    }
    /**
     * 保存图片
     *
     * @param src      源图片
     * @param filePath 要保存到的文件路径
     * @param format   格式
     * @param recycle  是否回收
     * @return {@code true}: 成功<br>{@code false}: 失败
     */
//    public static boolean save(final Bitmap src, final String filePath, final CompressFormat format, final boolean recycle) {
//        return save(src, FileUtils.getFileByPath(filePath), format, recycle);
//    }
    /**
     * 保存图片
     *
     * @param src     源图片
     * @param file    要保存到的文件
     * @param format  格式
     * @param recycle 是否回收
     * @return {@code true}: 成功<br>{@code false}: 失败
     */
//    public static boolean save(final Bitmap src, final File file, final CompressFormat format, final boolean recycle) {
//        if (isEmptyBitmap(src) || !FileUtils.createOrExistsFile(file)) return false;
//        System.out.println(src.getWidth() + ", " + src.getHeight());
//        OutputStream os = null;
//        boolean ret = false;
//        try {
//            os = new BufferedOutputStream(new FileOutputStream(file));
//            ret = src.compress(format, 100, os);
//            if (recycle && !src.isRecycled()) src.recycle();
//        } catch (IOException e) {
//            e.printStackTrace();
//        } finally {
//            CloseUtils.closeIO(os);
//        }
//        return ret;
//    }
    /**
     * 根据文件名判断文件是否为图片
     *
     * @param file 　文件
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean isImage(final File file) {
        return file != null && isImage(file.getPath());
    }
    /**
     * 根据文件名判断文件是否为图片
     *
     * @param filePath 　文件路径
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean isImage(final String filePath) {
        String path = filePath.toUpperCase();
        return path.endsWith(".PNG") || path.endsWith(".JPG")
                || path.endsWith(".JPEG") || path.endsWith(".BMP")
                || path.endsWith(".GIF");
    }
    /**
     * 获取图片类型
     *
     * @param filePath 文件路径
     * @return 图片类型
     */
//    public static String getImageType(final String filePath) {
//        return getImageType(FileUtils.getFileByPath(filePath));
//    }
    /**
     * 获取图片类型
     *
     * @param file 文件
     * @return 图片类型
     */
//    public static String getImageType(final File file) {
//        if (file == null) return null;
//        InputStream is = null;
//        try {
//            is = new FileInputStream(file);
//            return getImageType(is);
//        } catch (IOException e) {
//            e.printStackTrace();
//            return null;
//        } finally {
//            CloseUtils.closeIO(is);
//        }
//    }
    /**
     * 流获取图片类型
     *
     * @param is 图片输入流
     * @return 图片类型
     */
    public static String getImageType(final InputStream is) {
        if (is == null) return null;
        try {
            byte[] bytes = new byte[8];
            return is.read(bytes, 0, 8) != -1 ? getImageType(bytes) : null;
        } catch (IOException e) {
            e.printStackTrace();
            return null;
        }
    }
    /**
     * 获取图片类型
     *
     * @param bytes bitmap的前8字节
     * @return 图片类型
     */
    public static String getImageType(final byte[] bytes) {
        if (isJPEG(bytes)) return "JPEG";
        if (isGIF(bytes)) return "GIF";
        if (isPNG(bytes)) return "PNG";
        if (isBMP(bytes)) return "BMP";
        return null;
    }
    private static boolean isJPEG(final byte[] b) {
        return b.length >= 2
                && (b[0] == (byte) 0xFF) && (b[1] == (byte) 0xD8);
    }
    private static boolean isGIF(final byte[] b) {
        return b.length >= 6
                && b[0] == 'G' && b[1] == 'I'
                && b[2] == 'F' && b[3] == '8'
                && (b[4] == '7' || b[4] == '9') && b[5] == 'a';
    }
    private static boolean isPNG(final byte[] b) {
        return b.length >= 8
                && (b[0] == (byte) 137 && b[1] == (byte) 80
                && b[2] == (byte) 78 && b[3] == (byte) 71
                && b[4] == (byte) 13 && b[5] == (byte) 10
                && b[6] == (byte) 26 && b[7] == (byte) 10);
    }
    private static boolean isBMP(final byte[] b) {
        return b.length >= 2
                && (b[0] == 0x42) && (b[1] == 0x4d);
    }
    /**
     * 判断bitmap对象是否为空
     *
     * @param src 源图片
     * @return {@code true}: 是<br>{@code false}: 否
     */
    private static boolean isEmptyBitmap(final Bitmap src) {
        return src == null || src.getWidth() == 0 || src.getHeight() == 0;
    }
    ///////////////////////////////////////////////////////////////////////////
    // 下方和压缩有关
    ///////////////////////////////////////////////////////////////////////////
    /**
     * 按缩放压缩
     *
     * @param src       源图片
     * @param newWidth  新宽度
     * @param newHeight 新高度
     * @return 缩放压缩后的图片
     */
    public static Bitmap compressByScale(final Bitmap src, final int newWidth, final int newHeight) {
        return scale(src, newWidth, newHeight, false);
    }
    /**
     * 按缩放压缩
     *
     * @param src       源图片
     * @param newWidth  新宽度
     * @param newHeight 新高度
     * @param recycle   是否回收
     * @return 缩放压缩后的图片
     */
    public static Bitmap compressByScale(final Bitmap src, final int newWidth, final int newHeight, final boolean recycle) {
        return scale(src, newWidth, newHeight, recycle);
    }
    /**
     * 按缩放压缩
     *
     * @param src         源图片
     * @param scaleWidth  缩放宽度倍数
     * @param scaleHeight 缩放高度倍数
     * @return 缩放压缩后的图片
     */
    public static Bitmap compressByScale(final Bitmap src, final float scaleWidth, final float scaleHeight) {
        return scale(src, scaleWidth, scaleHeight, false);
    }
    /**
     * 按缩放压缩
     *
     * @param src         源图片
     * @param scaleWidth  缩放宽度倍数
     * @param scaleHeight 缩放高度倍数
     * @param recycle     是否回收
     * @return 缩放压缩后的图片
     */
    public static Bitmap compressByScale(final Bitmap src, final float scaleWidth, final float scaleHeight, final boolean recycle) {
        return scale(src, scaleWidth, scaleHeight, recycle);
    }
    /**
     * 按质量压缩
     *
     * @param src     源图片
     * @param quality 质量
     * @return 质量压缩后的图片
     */
    public static Bitmap compressByQuality(final Bitmap src, @IntRange(from = 0, to = 100) final int quality) {
        return compressByQuality(src, quality, false);
    }
    /**
     * 按质量压缩
     *
     * @param src     源图片
     * @param quality 质量
     * @param recycle 是否回收
     * @return 质量压缩后的图片
     */
    public static Bitmap compressByQuality(final Bitmap src, @IntRange(from = 0, to = 100) final int quality, final boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        src.compress(CompressFormat.JPEG, quality, baos);
        byte[] bytes = baos.toByteArray();
        if (recycle && !src.isRecycled()) src.recycle();
        return BitmapFactory.decodeByteArray(bytes, 0, bytes.length);
    }
    /**
     * 按质量压缩
     *
     * @param src         源图片
     * @param maxByteSize 允许最大值字节数
     * @return 质量压缩压缩过的图片
     */
    public static Bitmap compressByQuality(final Bitmap src, final long maxByteSize) {
        return compressByQuality(src, maxByteSize, false);
    }
    /**
     * 按质量压缩
     *
     * @param src         源图片
     * @param maxByteSize 允许最大值字节数
     * @param recycle     是否回收
     * @return 质量压缩压缩过的图片
     */
    public static Bitmap compressByQuality(final Bitmap src, final long maxByteSize, final boolean recycle) {
        if (isEmptyBitmap(src) || maxByteSize <= 0) return null;
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        int quality = 100;
        src.compress(CompressFormat.JPEG, quality, baos);
        while (baos.toByteArray().length > maxByteSize && quality > 0) {
            baos.reset();
            src.compress(CompressFormat.JPEG, quality -= 5, baos);
        }
        if (quality < 0) return null;
        byte[] bytes = baos.toByteArray();
        if (recycle && !src.isRecycled()) src.recycle();
        return BitmapFactory.decodeByteArray(bytes, 0, bytes.length);
    }
    /**
     * 按采样大小压缩
     *
     * @param src        源图片
     * @param sampleSize 采样率大小
     * @return 按采样率压缩后的图片
     */
    public static Bitmap compressBySampleSize(final Bitmap src, final int sampleSize) {
        return compressBySampleSize(src, sampleSize, false);
    }
    /**
     * 按采样大小压缩
     *
     * @param src        源图片
     * @param sampleSize 采样率大小
     * @param recycle    是否回收
     * @return 按采样率压缩后的图片
     */
    public static Bitmap compressBySampleSize(final Bitmap src, final int sampleSize, final boolean recycle) {
        if (isEmptyBitmap(src)) return null;
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inSampleSize = sampleSize;
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        src.compress(CompressFormat.JPEG, 100, baos);
        byte[] bytes = baos.toByteArray();
        if (recycle && !src.isRecycled()) src.recycle();
        return BitmapFactory.decodeByteArray(bytes, 0, bytes.length, options);
    }
    private static boolean isSpace(final String s) {
        if (s == null) return true;
        for (int i = 0, len = s.length(); i < len; ++i) {
            if (!Character.isWhitespace(s.charAt(i))) {
                return false;
            }
        }
        return true;
    }
    /**
     * 读取照片exif信息中的旋转角度
     *
     * @param path 照片路径
     * @return角度
     */
    public static int readPictureDegree(String path) {
        int degree = 0;
        try {
            ExifInterface exifInterface = new ExifInterface(path);
            int orientation = exifInterface.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);
            switch (orientation) {
                case ExifInterface.ORIENTATION_ROTATE_90:
                    degree = 90;
                    break;
                case ExifInterface.ORIENTATION_ROTATE_180:
                    degree = 180;
                    break;
                case ExifInterface.ORIENTATION_ROTATE_270:
                    degree = 270;
                    break;
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        return degree;
    }
    public static Bitmap toturn(Bitmap img) {
        Matrix matrix = new Matrix();
        matrix.postRotate(+90); /*翻转90度*/
        int width = img.getWidth();
        int height = img.getHeight();
        img = Bitmap.createBitmap(img, 0, 0, width, height, matrix, true);
        return img;
    }
}

app/src/main/java/com/electric/chargingpile/view/xrichtext/RichTextEditor.java

@@ -0,0 +1,415 @@
package com.electric.chargingpile.view.xrichtext;
import android.animation.LayoutTransition;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Matrix;
import android.media.ExifInterface;
import android.util.AttributeSet;
import android.util.Log;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.InputMethodManager;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.ScrollView;
import com.bumptech.glide.Glide;
import com.bumptech.glide.request.RequestOptions;
import com.electric.chargingpile.R;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import static com.bumptech.glide.load.resource.drawable.DrawableTransitionOptions.withCrossFade;
/**
 * 可编辑富文本
 */
public class RichTextEditor extends ScrollView {
    private static final String TAG = "RichTextEditor";
    private static final int EDIT_PADDING = 10; // edittext常规padding是10dp
    private int viewTagIndex = 1; // 新生的view都会打一个tag，对每个view来说，这个tag是唯一的。
    private LinearLayout allLayout; // 这个是所有子view的容器，scrollView内部的唯一一个ViewGroup
    private LayoutInflater inflater;
    private OnKeyListener keyListener; // 所有EditText的软键盘监听器
    private OnClickListener btnListener; // 图片右上角红叉按钮监听器
    private OnFocusChangeListener focusListener; // 所有EditText的焦点监听listener
    private EditText lastFocusEdit; // 最近被聚焦的EditText
    private LayoutTransition mTransitioner; // 只在图片View添加或remove时，触发transition动画
    private int editNormalPadding = 0; //
    private int disappearingImageIndex = 0;
    public RichTextEditor(Context context) {
        this(context, null);
    }
    public RichTextEditor(Context context, AttributeSet attrs) {
        this(context, attrs, 0);
    }
    public RichTextEditor(Context context, AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        inflater = LayoutInflater.from(context);
        // 1. 初始化allLayout
        allLayout = new LinearLayout(context);
        allLayout.setOrientation(LinearLayout.VERTICAL);
        //allLayout.setBackgroundColor(Color.WHITE);
        setupLayoutTransitions();
        LayoutParams layoutParams = new LayoutParams(LayoutParams.MATCH_PARENT,
                LayoutParams.WRAP_CONTENT);
        allLayout.setPadding(50, 15, 50, 15);//设置间距，防止生成图片时文字太靠边，不能用margin，否则有黑边
        addView(allLayout, layoutParams);
        // 2. 初始化键盘退格监听
        // 主要用来处理点击回删按钮时，view的一些列合并操作
        keyListener = new OnKeyListener() {
            @Override
            public boolean onKey(View v, int keyCode, KeyEvent event) {
                if (event.getAction() == KeyEvent.ACTION_DOWN
                        && event.getKeyCode() == KeyEvent.KEYCODE_DEL) {
                    EditText edit = (EditText) v;
                    onBackspacePress(edit);
                }
                return false;
            }
        };
        // 3. 图片叉掉处理
        btnListener = new OnClickListener() {
            @Override
            public void onClick(View v) {
                RelativeLayout parentView = (RelativeLayout) v.getParent();
                onImageCloseClick(parentView);
            }
        };
        focusListener = new OnFocusChangeListener() {
            @Override
            public void onFocusChange(View v, boolean hasFocus) {
                if (hasFocus) {
                    lastFocusEdit = (EditText) v;
                }
            }
        };
        LinearLayout.LayoutParams firstEditParam = new LinearLayout.LayoutParams(
                LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
        //editNormalPadding = dip2px(EDIT_PADDING);
        EditText firstEdit = createEditText("请填写问题相关描述信息（选填）", dip2px(context, EDIT_PADDING));
        allLayout.addView(firstEdit, firstEditParam);
        lastFocusEdit = firstEdit;
    }
    /**
     * 初始化transition动画
     */
    private void setupLayoutTransitions() {
        mTransitioner = new LayoutTransition();
        allLayout.setLayoutTransition(mTransitioner);
        mTransitioner.addTransitionListener(new LayoutTransition.TransitionListener() {
            @Override
            public void startTransition(LayoutTransition transition,
                                        ViewGroup container, View view, int transitionType) {
            }
            @Override
            public void endTransition(LayoutTransition transition,
                                      ViewGroup container, View view, int transitionType) {
                if (!transition.isRunning()
                        && transitionType == LayoutTransition.CHANGE_DISAPPEARING) {
                    // transition动画结束，合并EditText
                    // mergeEditText();
                }
            }
        });
        mTransitioner.setDuration(300);
    }
    public int dip2px(Context context, float dipValue) {
        float m = context.getResources().getDisplayMetrics().density;
        return (int) (dipValue * m + 0.5f);
    }
    /**
     * 处理软键盘backSpace回退事件
     *
     * @param editTxt 光标所在的文本输入框
     */
    private void onBackspacePress(EditText editTxt) {
        int startSelection = editTxt.getSelectionStart();
        // 只有在光标已经顶到文本输入框的最前方，在判定是否删除之前的图片，或两个View合并
        if (startSelection == 0) {
            int editIndex = allLayout.indexOfChild(editTxt);
            View preView = allLayout.getChildAt(editIndex - 1); // 如果editIndex-1<0,
            // 则返回的是null
            if (null != preView) {
                if (preView instanceof RelativeLayout) {
                    // 光标EditText的上一个view对应的是图片
                    onImageCloseClick(preView);
                } else if (preView instanceof EditText) {
                    // 光标EditText的上一个view对应的还是文本框EditText
                    String str1 = editTxt.getText().toString();
                    EditText preEdit = (EditText) preView;
                    String str2 = preEdit.getText().toString();
                    allLayout.removeView(editTxt);
                    // 文本合并
                    preEdit.setText(str2 + str1);
                    preEdit.requestFocus();
                    preEdit.setSelection(str2.length(), str2.length());
                    lastFocusEdit = preEdit;
                }
            }
        }
    }
    /**
     * 处理图片叉掉的点击事件
     *
     * @param view 整个image对应的relativeLayout view
     * @type 删除类型 0代表backspace删除 1代表按红叉按钮删除
     */
    private void onImageCloseClick(View view) {
        disappearingImageIndex = allLayout.indexOfChild(view);
        Log.e(TAG, "onImageCloseClick: " + disappearingImageIndex);
        //删除文件夹里的图片
        List<EditData> dataList = buildEditData();
        EditData editData = dataList.get(disappearingImageIndex);
        //Log.i("", "editData: "+editData);
        if (editData.imagePath != null) {
            SDCardUtil.deleteFile(editData.imagePath);
        }
        allLayout.removeView(view);
    }
    public void clearAllLayout() {
        allLayout.removeAllViews();
    }
    public int getLastIndex() {
        int lastEditIndex = allLayout.getChildCount();
        return lastEditIndex;
    }
    /**
     * 生成文本输入框
     */
    public EditText createEditText(String hint, int paddingTop) {
        EditText editText = (EditText) inflater.inflate(R.layout.rich_edittext, null);
        editText.setOnKeyListener(keyListener);
        editText.setTag(viewTagIndex++);
        editText.setPadding(editNormalPadding, paddingTop, editNormalPadding, paddingTop);
        editText.setHint(hint);
        editText.setOnFocusChangeListener(focusListener);
        return editText;
    }
    /**
     * 生成图片View
     */
    private RelativeLayout createImageLayout() {
        RelativeLayout layout = (RelativeLayout) inflater.inflate(
                R.layout.edit_imageview, null);
        layout.setTag(viewTagIndex++);
        View closeView = layout.findViewById(R.id.image_close);
        //closeView.setVisibility(GONE);
        closeView.setTag(layout.getTag());
        closeView.setOnClickListener(btnListener);
        return layout;
    }
    /**
     * 根据绝对路径添加view
     *
     * @param imagePath
     */
    public void insertImage(String imagePath, int width) {
        Bitmap bmp = getScaledBitmap(imagePath, width);
        insertImage(bmp, imagePath);
    }
    /**
     * 插入一张图片
     */
    public void insertImage(Bitmap bitmap, String imagePath) {
        String lastEditStr = lastFocusEdit.getText().toString();
        int cursorIndex = lastFocusEdit.getSelectionStart();
        String editStr1 = lastEditStr.substring(0, cursorIndex).trim();
        int lastEditIndex = allLayout.indexOfChild(lastFocusEdit);
        if (lastEditStr.length() == 0 || editStr1.length() == 0) {
            // 如果EditText为空，或者光标已经顶在了editText的最前面，则直接插入图片，并且EditText下移即可
            addImageViewAtIndex(lastEditIndex, imagePath);
        } else {
            // 如果EditText非空且光标不在最顶端，则需要添加新的imageView和EditText
            lastFocusEdit.setText(editStr1);
            String editStr2 = lastEditStr.substring(cursorIndex).trim();
            if (editStr2.length() == 0) {
                editStr2 = " ";
            }
            if (allLayout.getChildCount() - 1 == lastEditIndex) {
                addEditTextAtIndex(lastEditIndex + 1, editStr2);
            }
            addImageViewAtIndex(lastEditIndex + 1, imagePath);
            lastFocusEdit.requestFocus();
            lastFocusEdit.setSelection(editStr1.length(), editStr1.length());//TODO
        }
        hideKeyBoard();
    }
    /**
     * 隐藏小键盘
     */
    public void hideKeyBoard() {
        InputMethodManager imm = (InputMethodManager) getContext()
                .getSystemService(Context.INPUT_METHOD_SERVICE);
        imm.hideSoftInputFromWindow(lastFocusEdit.getWindowToken(), 0);
    }
    /**
     * 在特定位置插入EditText
     *
     * @param index   位置
     * @param editStr EditText显示的文字
     */
    public void addEditTextAtIndex(final int index, CharSequence editStr) {
        EditText editText2 = createEditText("", EDIT_PADDING);
        editText2.setText(editStr);
        editText2.setOnFocusChangeListener(focusListener);
        allLayout.addView(editText2, index);
    }
    /**
     * 在特定位置添加ImageView
     */
    public void addImageViewAtIndex(final int index, String imagePath) {
        final RelativeLayout imageLayout = createImageLayout();
        DataImageView imageView = (DataImageView) imageLayout.findViewById(R.id.edit_imageView);
        Log.e(TAG, "addImageViewAtIndex: " + imagePath);
        if (readPictureDegree(imagePath) != 0) {
            Bitmap bitmap = BitmapFactory.decodeFile(imagePath);
            Log.e(TAG, "addImageViewAtIndex: " + "!!!!!!!!!!");
            bitmap = toturn(bitmap);
            Log.e(TAG, "addImageViewAtIndex: " + "--------");
            imageView.setImageBitmap(bitmap);
        } else {
            RequestOptions options = new RequestOptions().centerCrop();
            Glide.with(getContext()).load(imagePath).apply(options).transition(withCrossFade()).into(imageView);
        }
        imageView.setAbsolutePath(imagePath);//保留这句，后面保存数据会用
        imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);//裁剪剧中
        // 调整imageView的高度，根据宽度来调整高度
        Bitmap bmp = BitmapFactory.decodeFile(imagePath);
        int imageHeight = 500;
        if (bmp != null) {
            imageHeight = allLayout.getWidth() * bmp.getHeight() / bmp.getWidth();
            bmp.recycle();
        }
        // TODO: 17/3/1 调整图片高度，这里是否有必要，如果出现微博长图，可能会很难看
        RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams(
                LayoutParams.MATCH_PARENT, imageHeight);//设置图片固定高度
        lp.bottomMargin = 10;
        imageView.setLayoutParams(lp);
        allLayout.addView(imageLayout, index);
    }
    /**
     * 根据view的宽度，动态缩放bitmap尺寸
     *
     * @param width view的宽度
     */
    public Bitmap getScaledBitmap(String filePath, int width) {
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true;
        BitmapFactory.decodeFile(filePath, options);
        int sampleSize = options.outWidth > width ? options.outWidth / width
                + 1 : 1;
        options.inJustDecodeBounds = false;
        options.inSampleSize = sampleSize;
        return BitmapFactory.decodeFile(filePath, options);
    }
    /**
     * 对外提供的接口, 生成编辑数据上传
     */
    public List<EditData> buildEditData() {
        List<EditData> dataList = new ArrayList<EditData>();
        int num = allLayout.getChildCount();
        for (int index = 0; index < num; index++) {
            View itemView = allLayout.getChildAt(index);
            EditData itemData = new EditData();
            if (itemView instanceof EditText) {
                EditText item = (EditText) itemView;
                itemData.inputStr = item.getText().toString();
            } else if (itemView instanceof RelativeLayout) {
                DataImageView item = (DataImageView) itemView.findViewById(R.id.edit_imageView);
                itemData.imagePath = item.getAbsolutePath();
            }
            dataList.add(itemData);
        }
        return dataList;
    }
    public class EditData {
        public String inputStr;
        public String imagePath;
    }
    public static int readPictureDegree(String path) {
        int degree = 0;
        try {
            ExifInterface exifInterface = new ExifInterface(path);
            int orientation = exifInterface.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);
            switch (orientation) {
                case ExifInterface.ORIENTATION_ROTATE_90:
                    degree = 90;
                    break;
                case ExifInterface.ORIENTATION_ROTATE_180:
                    degree = 180;
                    break;
                case ExifInterface.ORIENTATION_ROTATE_270:
                    degree = 270;
                    break;
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        Log.e(TAG, "readPictureDegree: degree=" + degree);
        return degree;
    }
    public static Bitmap toturn(Bitmap img) {
        Matrix matrix = new Matrix();
        matrix.postRotate(+90); /*翻转90度*/
        int width = img.getWidth();
        int height = img.getHeight();
        img = Bitmap.createBitmap(img, 0, 0, width, height, matrix, true);
        return img;
    }
}

app/src/main/java/com/electric/chargingpile/view/xrichtext/RichTextEditorForA.java

@@ -0,0 +1,412 @@
package com.electric.chargingpile.view.xrichtext;
import android.animation.LayoutTransition;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Matrix;
import android.media.ExifInterface;
import android.util.AttributeSet;
import android.util.Log;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.InputMethodManager;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.ScrollView;
import com.bumptech.glide.Glide;
import com.bumptech.glide.request.RequestOptions;
import com.electric.chargingpile.R;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import static com.bumptech.glide.load.resource.drawable.DrawableTransitionOptions.withCrossFade;
/**
 * 可编辑富文本
 */
public class RichTextEditorForA extends ScrollView {
    private static final String TAG = "RichTextEditorForA";
    private static final int EDIT_PADDING = 10; // edittext常规padding是10dp
    private int viewTagIndex = 1; // 新生的view都会打一个tag，对每个view来说，这个tag是唯一的。
    private LinearLayout allLayout; // 这个是所有子view的容器，scrollView内部的唯一一个ViewGroup
    private LayoutInflater inflater;
    private OnKeyListener keyListener; // 所有EditText的软键盘监听器
    private OnClickListener btnListener; // 图片右上角红叉按钮监听器
    private OnFocusChangeListener focusListener; // 所有EditText的焦点监听listener
    private EditText lastFocusEdit; // 最近被聚焦的EditText
    private LayoutTransition mTransitioner; // 只在图片View添加或remove时，触发transition动画
    private int editNormalPadding = 0; //
    private int disappearingImageIndex = 0;
    public RichTextEditorForA(Context context) {
        this(context, null);
    }
    public RichTextEditorForA(Context context, AttributeSet attrs) {
        this(context, attrs, 0);
    }
    public RichTextEditorForA(Context context, AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        inflater = LayoutInflater.from(context);
        // 1. 初始化allLayout
        allLayout = new LinearLayout(context);
        allLayout.setOrientation(LinearLayout.VERTICAL);
        //allLayout.setBackgroundColor(Color.WHITE);
        setupLayoutTransitions();
        LayoutParams layoutParams = new LayoutParams(LayoutParams.MATCH_PARENT,
                LayoutParams.WRAP_CONTENT);
        allLayout.setPadding(50, 15, 50, 15);//设置间距，防止生成图片时文字太靠边，不能用margin，否则有黑边
        addView(allLayout, layoutParams);
        // 2. 初始化键盘退格监听
        // 主要用来处理点击回删按钮时，view的一些列合并操作
        keyListener = new OnKeyListener() {
            @Override
            public boolean onKey(View v, int keyCode, KeyEvent event) {
                if (event.getAction() == KeyEvent.ACTION_DOWN
                        && event.getKeyCode() == KeyEvent.KEYCODE_DEL) {
                    EditText edit = (EditText) v;
                    onBackspacePress(edit);
                }
                return false;
            }
        };
        // 3. 图片叉掉处理
        btnListener = new OnClickListener() {
            @Override
            public void onClick(View v) {
                RelativeLayout parentView = (RelativeLayout) v.getParent();
                onImageCloseClick(parentView);
            }
        };
        focusListener = new OnFocusChangeListener() {
            @Override
            public void onFocusChange(View v, boolean hasFocus) {
                if (hasFocus) {
                    lastFocusEdit = (EditText) v;
                }
            }
        };
        LinearLayout.LayoutParams firstEditParam = new LinearLayout.LayoutParams(
                LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
        //editNormalPadding = dip2px(EDIT_PADDING);
        EditText firstEdit = createEditText("请填写问题相关的回答", dip2px(context, EDIT_PADDING));
        allLayout.addView(firstEdit, firstEditParam);
        lastFocusEdit = firstEdit;
    }
    /**
     * 初始化transition动画
     */
    private void setupLayoutTransitions() {
        mTransitioner = new LayoutTransition();
        allLayout.setLayoutTransition(mTransitioner);
        mTransitioner.addTransitionListener(new LayoutTransition.TransitionListener() {
            @Override
            public void startTransition(LayoutTransition transition,
                                        ViewGroup container, View view, int transitionType) {
            }
            @Override
            public void endTransition(LayoutTransition transition,
                                      ViewGroup container, View view, int transitionType) {
                if (!transition.isRunning()
                        && transitionType == LayoutTransition.CHANGE_DISAPPEARING) {
                    // transition动画结束，合并EditText
                    // mergeEditText();
                }
            }
        });
        mTransitioner.setDuration(300);
    }
    public int dip2px(Context context, float dipValue) {
        float m = context.getResources().getDisplayMetrics().density;
        return (int) (dipValue * m + 0.5f);
    }
    /**
     * 处理软键盘backSpace回退事件
     *
     * @param editTxt 光标所在的文本输入框
     */
    private void onBackspacePress(EditText editTxt) {
        int startSelection = editTxt.getSelectionStart();
        // 只有在光标已经顶到文本输入框的最前方，在判定是否删除之前的图片，或两个View合并
        if (startSelection == 0) {
            int editIndex = allLayout.indexOfChild(editTxt);
            View preView = allLayout.getChildAt(editIndex - 1); // 如果editIndex-1<0,
            // 则返回的是null
            if (null != preView) {
                if (preView instanceof RelativeLayout) {
                    // 光标EditText的上一个view对应的是图片
                    onImageCloseClick(preView);
                } else if (preView instanceof EditText) {
                    // 光标EditText的上一个view对应的还是文本框EditText
                    String str1 = editTxt.getText().toString();
                    EditText preEdit = (EditText) preView;
                    String str2 = preEdit.getText().toString();
                    allLayout.removeView(editTxt);
                    // 文本合并
                    preEdit.setText(str2 + str1);
                    preEdit.requestFocus();
                    preEdit.setSelection(str2.length(), str2.length());
                    lastFocusEdit = preEdit;
                }
            }
        }
    }
    /**
     * 处理图片叉掉的点击事件
     *
     * @param view 整个image对应的relativeLayout view
     * @type 删除类型 0代表backspace删除 1代表按红叉按钮删除
     */
    private void onImageCloseClick(View view) {
        disappearingImageIndex = allLayout.indexOfChild(view);
        Log.e(TAG, "onImageCloseClick: " + disappearingImageIndex);
        //删除文件夹里的图片
        List<EditData> dataList = buildEditData();
        EditData editData = dataList.get(disappearingImageIndex);
        //Log.i("", "editData: "+editData);
        if (editData.imagePath != null) {
            SDCardUtil.deleteFile(editData.imagePath);
        }
        allLayout.removeView(view);
    }
    public void clearAllLayout() {
        allLayout.removeAllViews();
    }
    public int getLastIndex() {
        int lastEditIndex = allLayout.getChildCount();
        return lastEditIndex;
    }
    /**
     * 生成文本输入框
     */
    public EditText createEditText(String hint, int paddingTop) {
        EditText editText = (EditText) inflater.inflate(R.layout.rich_edittext, null);
        editText.setOnKeyListener(keyListener);
        editText.setTag(viewTagIndex++);
        editText.setPadding(editNormalPadding, paddingTop, editNormalPadding, paddingTop);
        editText.setHint(hint);
        editText.setOnFocusChangeListener(focusListener);
        return editText;
    }
    /**
     * 生成图片View
     */
    private RelativeLayout createImageLayout() {
        RelativeLayout layout = (RelativeLayout) inflater.inflate(
                R.layout.edit_imageview, null);
        layout.setTag(viewTagIndex++);
        View closeView = layout.findViewById(R.id.image_close);
        //closeView.setVisibility(GONE);
        closeView.setTag(layout.getTag());
        closeView.setOnClickListener(btnListener);
        return layout;
    }
    /**
     * 根据绝对路径添加view
     *
     * @param imagePath
     */
    public void insertImage(String imagePath, int width) {
        Bitmap bmp = getScaledBitmap(imagePath, width);
        insertImage(bmp, imagePath);
    }
    /**
     * 插入一张图片
     */
    public void insertImage(Bitmap bitmap, String imagePath) {
        String lastEditStr = lastFocusEdit.getText().toString();
        int cursorIndex = lastFocusEdit.getSelectionStart();
        String editStr1 = lastEditStr.substring(0, cursorIndex).trim();
        int lastEditIndex = allLayout.indexOfChild(lastFocusEdit);
        if (lastEditStr.length() == 0 || editStr1.length() == 0) {
            // 如果EditText为空，或者光标已经顶在了editText的最前面，则直接插入图片，并且EditText下移即可
            addImageViewAtIndex(lastEditIndex, imagePath);
        } else {
            // 如果EditText非空且光标不在最顶端，则需要添加新的imageView和EditText
            lastFocusEdit.setText(editStr1);
            String editStr2 = lastEditStr.substring(cursorIndex).trim();
            if (editStr2.length() == 0) {
                editStr2 = " ";
            }
            if (allLayout.getChildCount() - 1 == lastEditIndex) {
                addEditTextAtIndex(lastEditIndex + 1, editStr2);
            }
            addImageViewAtIndex(lastEditIndex + 1, imagePath);
            lastFocusEdit.requestFocus();
            lastFocusEdit.setSelection(editStr1.length(), editStr1.length());//TODO
        }
        hideKeyBoard();
    }
    /**
     * 隐藏小键盘
     */
    public void hideKeyBoard() {
        InputMethodManager imm = (InputMethodManager) getContext()
                .getSystemService(Context.INPUT_METHOD_SERVICE);
        imm.hideSoftInputFromWindow(lastFocusEdit.getWindowToken(), 0);
    }
    /**
     * 在特定位置插入EditText
     *
     * @param index   位置
     * @param editStr EditText显示的文字
     */
    public void addEditTextAtIndex(final int index, CharSequence editStr) {
        EditText editText2 = createEditText("", EDIT_PADDING);
        editText2.setText(editStr);
        editText2.setOnFocusChangeListener(focusListener);
        allLayout.addView(editText2, index);
    }
    /**
     * 在特定位置添加ImageView
     */
    public void addImageViewAtIndex(final int index, String imagePath) {
        final RelativeLayout imageLayout = createImageLayout();
        DataImageView imageView = (DataImageView) imageLayout.findViewById(R.id.edit_imageView);
        if (readPictureDegree(imagePath) != 0) {
            Bitmap bitmap = BitmapFactory.decodeFile(imagePath);
            Log.e(TAG, "addImageViewAtIndex: " + "!!!!!!!!!!");
            bitmap = toturn(bitmap);
            Log.e(TAG, "addImageViewAtIndex: " + "--------");
            imageView.setImageBitmap(bitmap);
        } else {
            RequestOptions options = new RequestOptions().centerCrop();
            Glide.with(getContext()).load(imagePath).apply(options).transition(withCrossFade()).into(imageView);
        }
        imageView.setAbsolutePath(imagePath);//保留这句，后面保存数据会用
        imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);//裁剪剧中
        // 调整imageView的高度，根据宽度来调整高度
        Bitmap bmp = BitmapFactory.decodeFile(imagePath);
        int imageHeight = 500;
        if (bmp != null) {
            imageHeight = allLayout.getWidth() * bmp.getHeight() / bmp.getWidth();
            bmp.recycle();
        }
        // TODO: 17/3/1 调整图片高度，这里是否有必要，如果出现微博长图，可能会很难看
        RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams(
                LayoutParams.MATCH_PARENT, imageHeight);//设置图片固定高度
        lp.bottomMargin = 10;
        imageView.setLayoutParams(lp);
        allLayout.addView(imageLayout, index);
    }
    /**
     * 根据view的宽度，动态缩放bitmap尺寸
     *
     * @param width view的宽度
     */
    public Bitmap getScaledBitmap(String filePath, int width) {
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true;
        BitmapFactory.decodeFile(filePath, options);
        int sampleSize = options.outWidth > width ? options.outWidth / width
                + 1 : 1;
        options.inJustDecodeBounds = false;
        options.inSampleSize = sampleSize;
        return BitmapFactory.decodeFile(filePath, options);
    }
    /**
     * 对外提供的接口, 生成编辑数据上传
     */
    public List<EditData> buildEditData() {
        List<EditData> dataList = new ArrayList<EditData>();
        int num = allLayout.getChildCount();
        for (int index = 0; index < num; index++) {
            View itemView = allLayout.getChildAt(index);
            EditData itemData = new EditData();
            if (itemView instanceof EditText) {
                EditText item = (EditText) itemView;
                itemData.inputStr = item.getText().toString();
            } else if (itemView instanceof RelativeLayout) {
                DataImageView item = (DataImageView) itemView.findViewById(R.id.edit_imageView);
                itemData.imagePath = item.getAbsolutePath();
            }
            dataList.add(itemData);
        }
        return dataList;
    }
    public class EditData {
        public String inputStr;
        public String imagePath;
    }
    public static int readPictureDegree(String path) {
        int degree = 0;
        try {
            ExifInterface exifInterface = new ExifInterface(path);
            int orientation = exifInterface.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);
            switch (orientation) {
                case ExifInterface.ORIENTATION_ROTATE_90:
                    degree = 90;
                    break;
                case ExifInterface.ORIENTATION_ROTATE_180:
                    degree = 180;
                    break;
                case ExifInterface.ORIENTATION_ROTATE_270:
                    degree = 270;
                    break;
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        Log.e(TAG, "readPictureDegree: degree=" + degree);
        return degree;
    }
    public static Bitmap toturn(Bitmap img) {
        Matrix matrix = new Matrix();
        matrix.postRotate(+90); /*翻转90度*/
        int width = img.getWidth();
        int height = img.getHeight();
        img = Bitmap.createBitmap(img, 0, 0, width, height, matrix, true);
        return img;
    }
}

app/src/main/java/com/electric/chargingpile/view/xrichtext/RichTextView.java

@@ -0,0 +1,179 @@
package com.electric.chargingpile.view.xrichtext;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.ScrollView;
import android.widget.TextView;
import com.bumptech.glide.Glide;
import com.bumptech.glide.request.RequestOptions;
import com.electric.chargingpile.R;
/**
 * Created by sendtion on 2016/6/24.
 * 显示富文本
 */
public class RichTextView extends ScrollView {
    private static final String TAG = "RichTextView";
    private static final int EDIT_PADDING = 3; // edittext常规padding是10dp
    private int viewTagIndex = 1; // 新生的view都会打一个tag，对每个view来说，这个tag是唯一的。
    private LinearLayout allLayout; // 这个是所有子view的容器，scrollView内部的唯一一个ViewGroup
    private LayoutInflater inflater;
    private int editNormalPadding = 0; //
    public RichTextView(Context context) {
        this(context, null);
    }
    public RichTextView(Context context, AttributeSet attrs) {
        this(context, attrs, 0);
    }
    public RichTextView(Context context, AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        inflater = LayoutInflater.from(context);
        // 1. 初始化allLayout
        allLayout = new LinearLayout(context);
        allLayout.setOrientation(LinearLayout.VERTICAL);
        //allLayout.setBackgroundColor(Color.WHITE);//去掉背景
        LayoutParams layoutParams = new LayoutParams(LayoutParams.MATCH_PARENT,
                LayoutParams.WRAP_CONTENT);
        allLayout.setPadding(50, 15, 50, 15);//设置间距，防止生成图片时文字太靠边
        addView(allLayout, layoutParams);
        LinearLayout.LayoutParams firstEditParam = new LinearLayout.LayoutParams(
                LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
        //editNormalPadding = dip2px(EDIT_PADDING);
        TextView firstText = createTextView("没有内容", dip2px(context, EDIT_PADDING));
        allLayout.addView(firstText, firstEditParam);
    }
    public int dip2px(Context context, float dipValue) {
        float m = context.getResources().getDisplayMetrics().density;
        return (int) (dipValue * m + 0.5f);
    }
    /**
     * 清除所有的view
     */
    public void clearAllLayout() {
        allLayout.removeAllViews();
    }
    /**
     * 获得最后一个子view的位置
     *
     * @return
     */
    public int getLastIndex() {
        int lastEditIndex = allLayout.getChildCount();
        return lastEditIndex;
    }
    /**
     * 生成文本输入框
     */
    public TextView createTextView(String hint, int paddingTop) {
        TextView textView = (TextView) inflater.inflate(R.layout.rich_textview, null);
        textView.setTag(viewTagIndex++);
        textView.setPadding(editNormalPadding, paddingTop, editNormalPadding, paddingTop);
        textView.setHint(hint);
        return textView;
    }
    /**
     * 生成图片View
     */
    private RelativeLayout createImageLayout() {
        RelativeLayout layout = (RelativeLayout) inflater.inflate(
                R.layout.edit_imageview, null);
        layout.setTag(viewTagIndex++);
        View closeView = layout.findViewById(R.id.image_close);
        closeView.setVisibility(GONE);
        return layout;
    }
    /**
     * 在特定位置插入EditText
     *
     * @param index   位置
     * @param editStr EditText显示的文字
     */
    public void addTextViewAtIndex(final int index, CharSequence editStr) {
        TextView textView = createTextView("", EDIT_PADDING);
        textView.setText(editStr);
        allLayout.addView(textView, index);
    }
    /**
     * 在特定位置添加ImageView
     */
    public void addImageViewAtIndex(final int index, String imagePath) {
        String width, height;
        String[] strarray = imagePath.split("\\&");
        final String path = strarray[0];
        width = strarray[1];
        if (width.contains(".")) {
            width = width.substring(0, width.indexOf("."));
        }
        height = strarray[2];
        if (height.contains(".")) {
            height = height.substring(0, height.indexOf("."));
        }
//        Bitmap bmp = BitmapFactory.decodeFile(imagePath);
        final RelativeLayout imageLayout = createImageLayout();
        DataImageView imageView = (DataImageView) imageLayout.findViewById(R.id.edit_imageView);
        RequestOptions options = new RequestOptions().centerCrop();
        Glide.with(getContext()).load(imagePath).apply(options).into(imageView);
        //imageView.setImageBitmap(bmp);//这里改用Glide加载图片
        //imageView.setBitmap(bmp);//这句去掉，保留下面的图片地址即可，优化图片占用
//        imageView.setAbsolutePath(imagePath);//保留这句，后面保存数据会用
        imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);//裁剪剧中
        // 调整imageView的高度
        int imageHeight = 500;
        int img_width = Integer.parseInt(width);
        int img_height = Integer.parseInt(height);
        if (width != null) {
            imageHeight = allLayout.getWidth() * img_height / img_width;
            // 使用之后，还是回收掉吧
//            bmp.recycle();
        }
//        Log.e(TAG, "addImageViewAtIndex_imageHeight: "+imageHeight );
        RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams(
                LayoutParams.MATCH_PARENT, imageHeight);
        lp.bottomMargin = 6;
        imageView.setLayoutParams(lp);
        allLayout.addView(imageLayout, index);
    }
    /**
     * 根据view的宽度，动态缩放bitmap尺寸
     *
     * @param width view的宽度
     */
    public Bitmap getScaledBitmap(String filePath, int width) {
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true;
        BitmapFactory.decodeFile(filePath, options);
        int sampleSize = options.outWidth > width ? options.outWidth / width
                + 1 : 1;
        options.inJustDecodeBounds = false;
        options.inSampleSize = sampleSize;
        return BitmapFactory.decodeFile(filePath, options);
    }
}

app/src/main/java/com/electric/chargingpile/view/xrichtext/SDCardUtil.java

@@ -0,0 +1,131 @@
package com.electric.chargingpile.view.xrichtext;
import android.content.ContentResolver;
import android.content.Context;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Environment;
import android.provider.MediaStore;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
public class SDCardUtil {
    public static String SDCardRoot = Environment.getExternalStorageDirectory().getAbsolutePath() + File.separator;
    /**
     * 检查是否存在SDCard
     *
     * @return
     */
    public static boolean hasSdcard() {
        String state = Environment.getExternalStorageState();
        if (state.equals(Environment.MEDIA_MOUNTED)) {
            return true;
        } else {
            return false;
        }
    }
    /**
     * 获得文章图片保存路径
     *
     * @return
     */
    public static String getPictureDir() {
        String imageCacheUrl = SDCardRoot + "XRichText" + File.separator;
        File file = new File(imageCacheUrl);
        if (!file.exists())
            file.mkdir();  //如果不存在则创建
        return imageCacheUrl;
    }
    /**
     * 图片保存到SD卡
     *
     * @param bitmap
     * @return
     */
    public static String saveToSdCard(Bitmap bitmap) {
        String imageUrl = getPictureDir() + System.currentTimeMillis() + "-.jpeg";
        File file = new File(imageUrl);
        try {
            FileOutputStream out = new FileOutputStream(file);
            if (bitmap.compress(Bitmap.CompressFormat.JPEG, 90, out)) {
                out.flush();
                out.close();
            }
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return file.getAbsolutePath();
    }
    /**
     * 保存到指定路径，笔记中插入图片
     *
     * @param bitmap
     * @param path
     * @return
     */
    public static String saveToSdCard(Bitmap bitmap, String path) {
        File file = new File(path);
        try {
            FileOutputStream out = new FileOutputStream(file);
            if (bitmap.compress(Bitmap.CompressFormat.JPEG, 90, out)) {
                out.flush();
                out.close();
            }
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
        //System.out.println("文件保存路径："+ file.getAbsolutePath());
        return file.getAbsolutePath();
    }
    /**
     * 删除文件
     **/
    public static void deleteFile(String filePath) {
        File file = new File(filePath);
        if (file.isFile() && file.exists())
            file.delete(); // 删除文件
    }
    /**
     * 根据Uri获取图片文件的绝对路径
     */
    public static String getFilePathByUri(Context context, final Uri uri) {
        if (null == uri) {
            return null;
        }
        final String scheme = uri.getScheme();
        String data = null;
        if (scheme == null) {
            data = uri.getPath();
        } else if (ContentResolver.SCHEME_FILE.equals(scheme)) {
            data = uri.getPath();
        } else if (ContentResolver.SCHEME_CONTENT.equals(scheme)) {
            Cursor cursor = context.getContentResolver().query(uri,
                    new String[]{MediaStore.Images.ImageColumns.DATA}, null, null, null);
            if (null != cursor) {
                if (cursor.moveToFirst()) {
                    int index = cursor.getColumnIndex(MediaStore.Images.ImageColumns.DATA);
                    if (index > -1) {
                        data = cursor.getString(index);
                    }
                }
                cursor.close();
            }
        }
        return data;
    }
}

app/src/main/res/layout/edit_imageview.xml

@@ -0,0 +1,24 @@
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content">
    <com.electric.chargingpile.view.xrichtext.DataImageView
        android:id="@+id/edit_imageView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:scaleType="fitXY" />
    <ImageView
        android:id="@+id/image_close"
        android:layout_width="50dp"
        android:layout_height="50dp"
        android:layout_alignParentRight="true"
        android:paddingLeft="20dp"
        android:paddingTop="5dp"
        android:paddingRight="5dp"
        android:paddingBottom="20dp"
        android:scaleType="fitXY"
        android:src="@drawable/icon_close" />
</RelativeLayout>

app/src/main/res/layout/rich_edittext.xml

@@ -0,0 +1,9 @@
<?xml version="1.0" encoding="utf-8"?>
<com.electric.chargingpile.view.xrichtext.DeletableEditText xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@null"
    android:cursorVisible="true"
    android:lineSpacingExtra="8dp"
    android:textColor="#616161"
    android:textSize="16sp" />

app/src/main/res/layout/rich_textview.xml

@@ -0,0 +1,10 @@
<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@null"
    android:cursorVisible="true"
    android:lineSpacingExtra="8dp"
    android:textIsSelectable="true"
    android:textSize="16sp"
    android:textColor="#616161" />