星星评分控件

喜欢ヅ旅行 2023-10-03 18:16 1阅读 0赞

import android.content.Context;
    import android.util.Log;
    
    import com.baidu.mapapi.CoordType;
    import com.baidu.mapapi.SDKInitializer;
    import com.blankj.utilcode.util.CrashUtils;
    import com.blankj.utilcode.util.LogUtils;
    import com.isseiaoki.simplecropview.FreeCropImageView;
    import com.lzy.imagepicker.ImagePicker;
    import com.lzy.imagepicker.view.CropImageView;
    import com.lzy.okgo.OkGo;
    import com.lzy.okgo.interceptor.HttpLoggingInterceptor;
    import com.lzy.okgo.model.HttpHeaders;
    import com.lzy.okgo.model.HttpParams;
    import com.qumaiyou.pad.utils.Constants;
    import com.qumaiyou.pad.widget.PickImageLoader;
    import com.scwang.smartrefresh.layout.SmartRefreshLayout;
    import com.scwang.smartrefresh.layout.api.DefaultRefreshFooterCreator;
    import com.scwang.smartrefresh.layout.api.DefaultRefreshHeaderCreator;
    import com.scwang.smartrefresh.layout.api.RefreshFooter;
    import com.scwang.smartrefresh.layout.api.RefreshHeader;
    import com.scwang.smartrefresh.layout.api.RefreshLayout;
    import com.scwang.smartrefresh.layout.footer.ClassicsFooter;
    import com.scwang.smartrefresh.layout.header.ClassicsHeader;
    import com.tencent.smtt.sdk.QbSdk;
    
    import java.util.concurrent.TimeUnit;
    import java.util.logging.Level;
    
    import androidx.multidex.MultiDexApplication;
    import okhttp3.OkHttpClient;
    
    import android.content.Context;
    import android.content.res.TypedArray;
    import android.graphics.drawable.Drawable;
    import android.util.AttributeSet;
    import android.view.View;
    import android.widget.ImageView;
    import android.widget.LinearLayout;
    
    import com.sitanyun.merchant.guide.R;
    
    import java.math.BigDecimal;
    
    /**
     * <declare-styleable name="RatingBar">
     * 
     * <attr name="starImageSize" format="dimension" />
     * 
     * <attr name="starPadding" format="dimension" />
     * 
     * <attr name="starCount" format="integer" />
     * 
     * <attr name="starEmpty" format="reference" />
     * 
     * <attr name="starFill" format="reference" />
     * 
     * <attr name="starHalf" format="reference" />
     * 
     * <attr name="clickable" format="boolean" />
     * 
     * <attr name="starStep" format="float" />
     * 
     * <attr name="stepSize">
     *     <enum name="Half" value="0" />
     *     <enum name="Full" value="1" />
     * </attr>
     * </declare-styleable>
     * 
     * <com.xxx.xxxx.xxx.weiht.RatingBar
     *     android:layout_marginBottom="@dimen/dp_17"
     *     android:id="@+id/rb"
     *     android:layout_marginTop="@dimen/dp_8"
     *     android:layout_width="wrap_content"
     *     android:layout_height="match_parent"
     *     app:starCount="3"
     *     app:starEmpty="@mipmap/xwei"
     *     app:starFill="@mipmap/xxuan"
     *     app:starImageSize="10dp"
     *     app:starPadding="5dp"
     *     app:starStep="0"
     *     app:stepSize="Full">
     * </com.sitanyun.merchant.guide.weiht.RatingBar>
     *  
     */
    public class RatingBar extends LinearLayout {
        /**
         * 是否可点击
         */
        private boolean mClickable;
        /**
         * 星星总数
         */
        private int starCount;
        /**
         * 星星的点击事件
         */
        private OnRatingChangeListener onRatingChangeListener;
        /**
         * 每个星星的大小
         */
        private float starImageSize;
        /**
         * 每个星星的间距
         */
        private float starPadding;
        /**
         * 星星的显示数量，支持小数点
         */
        private float starStep;
        /**
         * 空白的默认星星图片
         */
        private Drawable starEmptyDrawable;
        /**
         * 选中后的星星填充图片
         */
        private Drawable starFillDrawable;
        /**
         * 半颗星的图片
         */
        private Drawable starHalfDrawable;
        /**
         * 每次点击星星所增加的量是整个还是半个
         */
        private StepSize stepSize;
    
        /**
         * 设置半星的图片资源文件
         *
         * @param starHalfDrawable
         */
        public void setStarHalfDrawable(Drawable starHalfDrawable) {
            this.starHalfDrawable = starHalfDrawable;
        }
    
        /**
         * 设置满星的图片资源文件
         *
         * @param starFillDrawable
         */
        public void setStarFillDrawable(Drawable starFillDrawable) {
            this.starFillDrawable = starFillDrawable;
        }
    
        /**
         * 设置空白和默认的图片资源文件
         *
         * @param starEmptyDrawable
         */
        public void setStarEmptyDrawable(Drawable starEmptyDrawable) {
            this.starEmptyDrawable = starEmptyDrawable;
        }
    
        /**
         * 设置星星是否可以点击操作
         *
         * @param clickable
         */
        public void setClickable(boolean clickable) {
            this.mClickable = clickable;
        }
    
        /**
         * 设置星星点击事件
         *
         * @param onRatingChangeListener
         */
        public void setOnRatingChangeListener(OnRatingChangeListener onRatingChangeListener) {
            this.onRatingChangeListener = onRatingChangeListener;
        }
    
        /**
         * 设置星星的大小
         *
         * @param starImageSize
         */
        public void setStarImageSize(float starImageSize) {
            this.starImageSize = starImageSize;
        }
    
        public void setStepSize(StepSize stepSize) {
            this.stepSize = stepSize;
        }
    
        /**
         * 构造函数
         * 获取xml中设置的资源文件
         *
         * @param context
         * @param attrs
         */
        public RatingBar(Context context, AttributeSet attrs) {
            super(context, attrs);
            setOrientation(LinearLayout.HORIZONTAL);
            TypedArray mTypedArray = context.obtainStyledAttributes(attrs, R.styleable.RatingBar);
            starImageSize = mTypedArray.getDimension(R.styleable.RatingBar_starImageSize, 20);
            starPadding = mTypedArray.getDimension(R.styleable.RatingBar_starPadding, 10);
            starStep = mTypedArray.getFloat(R.styleable.RatingBar_starStep, 1.0f);
            stepSize = StepSize.fromStep(mTypedArray.getInt(R.styleable.RatingBar_stepSize, 1));
            starCount = mTypedArray.getInteger(R.styleable.RatingBar_starCount, 5);
            starEmptyDrawable = mTypedArray.getDrawable(R.styleable.RatingBar_starEmpty);
            starFillDrawable = mTypedArray.getDrawable(R.styleable.RatingBar_starFill);
            starHalfDrawable = mTypedArray.getDrawable(R.styleable.RatingBar_starHalf);
            mClickable = mTypedArray.getBoolean(R.styleable.RatingBar_clickable, true);
            mTypedArray.recycle();
            for (int i = 0; i < starCount; ++i) {
                final ImageView imageView = getStarImageView();
                imageView.setImageDrawable(starEmptyDrawable);
                imageView.setOnClickListener(
                        new OnClickListener() {
                            @Override
                            public void onClick(View v) {
                                if (mClickable) {
    //浮点数的整数部分
                                    int fint = (int) starStep;
                                    BigDecimal b1 = new BigDecimal(Float.toString(starStep));
                                    BigDecimal b2 = new BigDecimal(Integer.toString(fint));
    //浮点数的小数部分
                                    float fPoint = b1.subtract(b2).floatValue();
                                    if (fPoint == 0) {
                                        fint -= 1;
                                    }
                                    if (indexOfChild(v) > fint) {
                                        setStar(indexOfChild(v) + 1);
                                    } else if (indexOfChild(v) == fint) {
                                        if (stepSize == StepSize.Full) {//如果是满星 就不考虑半颗星了
                                            return;
                                        }
    //点击之后默认每次先增加一颗星，再次点击变为半颗星
                                        if (imageView.getDrawable().getCurrent().getConstantState().equals(starHalfDrawable.getConstantState())) {
                                            setStar(indexOfChild(v) + 1);
                                        } else {
                                            setStar(indexOfChild(v) + 0.5f);
                                        }
                                    } else {
                                        setStar(indexOfChild(v) + 1f);
                                    }
                                }
                            }
                        }
                );
                addView(imageView);
            }
            setStar(starStep);
        }
    
        /**
         * 获取星星数量
         *
         * @return 星星数量
         */
        public int getStarCount() {
            return getChildCount();
        }
    
    
        /**
         * 设置每颗星星的参数
         *
         * @return
         */
        private ImageView getStarImageView() {
            ImageView imageView = new ImageView(getContext());
            LinearLayout.LayoutParams layout = new LinearLayout.LayoutParams(
                    Math.round(starImageSize), Math.round(starImageSize));//设置每颗星星在线性布局的大小
            layout.setMargins(0, 0, Math.round(starPadding), 0);//设置每颗星星在线性布局的间距
            imageView.setLayoutParams(layout);
            imageView.setAdjustViewBounds(true);
            imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
            imageView.setImageDrawable(starEmptyDrawable);
            imageView.setMinimumWidth(10);
            imageView.setMaxHeight(10);
            return imageView;
        }
    
        /**
         * 设置星星的个数
         *
         * @param rating
         */
        public void setStar(float rating) {
            if (onRatingChangeListener != null) {
                onRatingChangeListener.onRatingChange(rating);
            }
            this.starStep = rating;
    //浮点数的整数部分
            int fint = (int) rating;
            BigDecimal b1 = new BigDecimal(Float.toString(rating));
            BigDecimal b2 = new BigDecimal(Integer.toString(fint));
    //浮点数的小数部分
            float fPoint = b1.subtract(b2).floatValue();
    //设置选中的星星
            for (int i = 0; i < fint; ++i) {
                ((ImageView) getChildAt(i)).setImageDrawable(starFillDrawable);
            }
    //设置没有选中的星星
            for (int i = fint; i < starCount; i++) {
                ((ImageView) getChildAt(i)).setImageDrawable(starEmptyDrawable);
            }
    //小数点默认增加半颗星
            if (fPoint > 0) {
                ((ImageView) getChildAt(fint)).setImageDrawable(starHalfDrawable);
            }
        }
    
        /**
         * 操作星星的点击事件
         */
        public interface OnRatingChangeListener {
            /**
             * 选中的星星的个数
             *
             * @param
             */
            void onRatingChange(float ratingCount);
        }
    
        /**
         * 星星每次增加的方式整星还是半星，枚举类型
         * 类似于View.GONE
         */
        public enum StepSize {
            Half(0), Full(1);
            int step;
    
            StepSize(int step) {
                this.step = step;
            }
    
            public static StepSize fromStep(int step) {
                for (StepSize f : values()) {
                    if (f.step == step) {
                        return f;
                    }
                }
                throw new IllegalArgumentException();
            }
        }
    }