package com.example.basecore.util;

import android.app.Activity;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.net.Uri;
import android.provider.MediaStore;
import android.util.DisplayMetrics;
import android.view.View;
import android.view.WindowManager;

import androidx.annotation.NonNull;

import org.jetbrains.annotations.NotNull;

/**
 * @description:
 */
public class ImageUtils {

    public static Uri getUriByView(Context context, View view) {
        Bitmap bitmap = viewToBitmap(view, (Activity) context);
        if (bitmap == null) {
            return null;
        }

        return bitmapToUri(context, bitmap);
    }
    public static Uri bitmapToUri(Context context, @NonNull Bitmap bitmap) {
        return Uri.parse(MediaStore.Images.Media.insertImage(context.getContentResolver(), bitmap, null, null));
    }

    public static Bitmap viewToBitmap(View view, Activity activity) {
//        WindowManager manager = activity.getWindowManager();
//        DisplayMetrics metrics = new DisplayMetrics();
//        manager.getDefaultDisplay().getMetrics(metrics);
//        int width = metrics.widthPixels;
//        int height = metrics.heightPixels;
//
//        //测量使得view指定大小
//        int measureWidth = View.MeasureSpec.makeMeasureSpec(width, View.MeasureSpec.EXACTLY);
//        int measureHeight = View.MeasureSpec.makeMeasureSpec(height, View.MeasureSpec.AT_MOST);
//
//        view.measure(measureWidth, measureHeight);
//        //调用layout方法布局后，可以得到view的尺寸
//        view.layout(0, 0, view.getMeasuredWidth(), view.getMeasuredHeight());
//        Bitmap bitmap = Bitmap.createBitmap(view.getWidth(), view.getHeight(), Bitmap.Config.ARGB_8888);
//        Canvas canvas = new Canvas(bitmap);
//        canvas.drawColor(Color.WHITE);
//        view.draw(canvas);

        view.buildDrawingCache();
        Bitmap bitmap = view.getDrawingCache();
        return bitmap;
    }

    @NotNull
    public static String getTmpFilePath(@NotNull Activity mContext) {
        // 生成一个临时文件路径
        return mContext.getExternalCacheDir().getAbsolutePath() + "/tmp_up_cache.jpg";
    }
}