package com.tejia.lijin.app.ui.trends;
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import android.Manifest;
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import android.content.Intent;
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import android.net.Uri;
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import android.os.Bundle;
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import android.os.Environment;
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import android.os.Handler;
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import android.os.Message;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.viewpager.widget.ViewPager;
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import android.view.KeyEvent;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.widget.LinearLayout;
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import android.widget.TextView;
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import android.widget.Toast;
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import com.google.gson.Gson;
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import com.google.gson.reflect.TypeToken;
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import com.wpc.library.util.common.FileUtils;
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import com.wpc.library.util.security.MD5Utils;
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import com.tejia.lijin.app.R;
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import com.tejia.lijin.app.callBack.PermissionInterface;
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import com.tejia.lijin.app.entity.common.ImageShowEntity;
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import com.tejia.lijin.app.ui.BaseActivity;
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import com.tejia.lijin.app.ui.ImageShowAdapter;
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import com.tejia.lijin.app.util.PermissionHelper;
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import com.tejia.lijin.app.util.downutil.StringUtils;
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import com.tejia.lijin.app.util.view.PhotoViewPager;
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import com.ysh.wpc.appupdate.download.DownLoadFile;
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import java.io.File;
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import java.util.List;
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/**
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* Created by weikou2015 on 2018/8/22.
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*/
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public class BigImageActivity extends BaseActivity implements ImageShowAdapter.OnFinishCallBack, PermissionInterface, ImageShowAdapter.ISaveImage {
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private int mCurPageIndex = 1;
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private int mPageCount = 0;
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private PhotoViewPager mViewPager;
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private LinearLayout mPageDotLl;
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private LinearLayout fl_img;
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private TextView tv_page_num, tv_save;
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List<ImageShowEntity> photoUrlList;
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@Override
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protected void onCreate(@Nullable Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setShowRecommend(false);
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setContentView(R.layout.activity_image_big);
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findWidget();
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initData();
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}
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protected void findWidget() {
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fl_img = findViewById(R.id.ll_img);
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mViewPager = findViewById(R.id.show_origin_pic_vp);
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mPageDotLl = findViewById(R.id.show_origin_pic_dot);
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tv_page_num = findViewById(R.id.tv_page_num);
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tv_save = findViewById(R.id.tv_save);
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// fl_img.postDelayed(new Runnable() {
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// @Override
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// public void run() {
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fl_img.setBackgroundColor(getResources().getColor(R.color.black));
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mViewPager.setBackgroundColor(getResources().getColor(R.color.black));
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// }
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// }, 220);//400
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}
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protected boolean isFile;
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private void initData() {
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String json = getIntent().getStringExtra("imgList");
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photoUrlList = new Gson().fromJson(json, new TypeToken<List<ImageShowEntity>>() {
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}.getType());
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mCurPageIndex = getIntent().getIntExtra("position", 0);
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if (mCurPageIndex == 0) {
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String position = getIntent().getStringExtra("position");
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if (!StringUtils.isNullOrEmpty(position)) {
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try {
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mCurPageIndex = Integer.parseInt(position);
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} catch (Exception e) {
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}
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}
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}
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mPageCount = photoUrlList.size();
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ImageShowAdapter imageAdapter = new ImageShowAdapter(this, photoUrlList, this);
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imageAdapter.setOnFinishCallBack(this);
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if (photoUrlList.size() > 1) {
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tv_page_num.setVisibility(View.VISIBLE);
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tv_page_num.setText((mCurPageIndex + 1) + "/" + photoUrlList.size());
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} else {
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tv_page_num.setVisibility(View.GONE);
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}
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mViewPager.setAdapter(imageAdapter);
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mViewPager.setCurrentItem(mCurPageIndex);
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if (photoUrlList.size() > 1)
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mViewPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
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@Override
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public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
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}
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@Override
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public void onPageSelected(int position) {
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tv_page_num.setText((position + 1) + "/" + photoUrlList.size());
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}
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@Override
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public void onPageScrollStateChanged(int state) {
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}
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});
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tv_save.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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saveImage(photoUrlList.get(mCurPageIndex));
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}
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});
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setOvalLayout();
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mPermissionsChecker = new PermissionHelper(this, this);//权限
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}
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protected PermissionHelper mPermissionsChecker; // 权限检测器 检测是否有储存卡写入读取权限
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/**
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* 权限请求码
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*
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* @return
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*/
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@Override
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public int getPermissionsRequestCode() {
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return 1001;
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}
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/**
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* 请求权限
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*
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* @return
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*/
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@Override
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public String[] getPermissions() {
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return new String[]{Manifest.permission.READ_EXTERNAL_STORAGE,
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Manifest.permission.WRITE_EXTERNAL_STORAGE};
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}
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/**
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* 权限请求成功
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*/
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@Override
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public void requestPermissionsSuccess() {
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tv_save.performClick();
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}
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/**
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* 权限请求失败
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*/
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@Override
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public void requestPermissionsFail() {
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// Toast.makeText(this, "你以拒绝权限", Toast.LENGTH_SHORT).show();
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}
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/**
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* 请求权限结果
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*
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* @param requestCode
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* @param permissions
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* @param grantResults
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*/
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@Override
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public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
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if (mPermissionsChecker.requestPermissionsResult(requestCode, permissions, grantResults)) {
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//权限请求结果，并已经处理了该回调
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return;
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}
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super.onRequestPermissionsResult(requestCode, permissions, grantResults);
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}
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/**
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* 设置圆点
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*/
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public void setOvalLayout() {
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if (mPageCount <= 0) {
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return;
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}
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mPageDotLl.removeAllViews();
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for (int i = 0; i < mPageCount; i++) {
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mPageDotLl.addView(LayoutInflater.from(this).inflate(R.layout.vp_dot, mPageDotLl, false));
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}
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if (mPageCount > 1)
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mPageDotLl.getChildAt(mCurPageIndex).findViewById(R.id.v_dot).setBackgroundResource(R.drawable.shape_circle_white);
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mViewPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
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@Override
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public void onPageSelected(int position) {
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// 取消圆点选中
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mPageDotLl.getChildAt(mCurPageIndex).findViewById(R.id.v_dot).setBackgroundResource(R.drawable.shape_circle_gray);
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// 圆点选中
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mPageDotLl.getChildAt(position).findViewById(R.id.v_dot).setBackgroundResource(R.drawable.shape_circle_white);
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mCurPageIndex = position;
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}
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@Override
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public void onPageScrolled(int arg0, float arg1, int arg2) {
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}
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@Override
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public void onPageScrollStateChanged(int arg0) {
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}
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});
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}
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Handler handler = new Handler() {
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@Override
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public void handleMessage(Message msg) {
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super.handleMessage(msg);
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if (msg.what == 0) {
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// SingleToast.showToast(BigImageActivity.this, "图片保存成功");
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Toast.makeText(BigImageActivity.this, "图片保存成功", Toast.LENGTH_SHORT).show();
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} else {
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// SingleToast.showToast(BigImageActivity.this, "图片保存失败");
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Toast.makeText(BigImageActivity.this, "图片保存失败", Toast.LENGTH_SHORT).show();
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}
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}
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};
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@Override
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public void finishShowPic() {
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setResult(2);
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mViewPager.setBackgroundColor(getResources().getColor(R.color.transport));
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finish();
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// overridePendingTransition(0, R.anim.activity_zoom_close);
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}
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@Override
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public boolean onKeyDown(int keyCode, KeyEvent event) {
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if (keyCode == KeyEvent.KEYCODE_BACK) {
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finishShowPic();
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}
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return super.onKeyDown(keyCode, event);
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}
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@Override
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public void saveImage(final ImageShowEntity entity) {
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if (mPermissionsChecker.lacksPermissions(getPermissions())) { //检测权限
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mPermissionsChecker.showNormalDialog();
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return;
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}
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if (!StringUtils.isNullOrEmpty(entity.getFilePath())) {//保存本地图片
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try {
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String fileName = FileUtils.MD5(entity.getFilePath());
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String path = Environment.getExternalStorageDirectory().getPath() + "/BanLiImg/" + fileName + ".png";
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FileUtils.copyFile(new File(entity.getFilePath()), new File(path));
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handler.sendEmptyMessage(0);
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Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
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Uri uri = Uri.fromFile(new File(path));
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intent.setData(uri);
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sendBroadcast(intent);
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} catch (Exception e) {
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handler.sendEmptyMessage(1);
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}
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} else {//保存网络图片
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final String fileName = MD5Utils.getMD532(entity.getUrl());
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// String path = Environment.getExternalStorageDirectory()
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// + File.separator + Environment.DIRECTORY_DCIM
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// + File.separator + "Camera" + File.separator + fileName + ".png";
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final String path = Environment.getExternalStorageDirectory().getPath() + "/BanLiImg/" + fileName + ".png";
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final File file = new File(path);
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if (!file.isDirectory() && file.exists()) {
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Toast.makeText(this, "文件已保存", Toast.LENGTH_SHORT).show();
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return;
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}
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new Thread() {
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@Override
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public void run() {
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DownLoadFile df = new DownLoadFile();
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File image = new File(file.getParentFile().getAbsolutePath(), file.getName());
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try {
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df.downLoadFile(null, image.getPath(), entity.getUrl(), BigImageActivity.this);
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handler.sendEmptyMessage(0);
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} catch (Exception e) {
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e.printStackTrace();
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handler.sendEmptyMessage(1);
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}
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Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
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Uri uri = Uri.fromFile(image);
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intent.setData(uri);
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sendBroadcast(intent);
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}
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}.start();
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}
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}
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}
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