package com.example.layoutdome;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Context;
import android.content.pm.PackageManager;
import android.content.res.Resources;
import android.media.MediaPlayer;
import android.net.Uri;
import android.os.Bundle;
import android.util.Log;
import android.util.TypedValue;
import android.view.View;
import android.widget.FrameLayout;
import android.widget.LinearLayout;
import android.widget.MediaController;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.VideoView;
import com.example.mylibrary.Usages;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class MainActivity extends AppCompatActivity implements DataUploader.OnDataReceivedListener {
private List<DataList> dataLists = new ArrayList<>();
private int type;
private DataList.DataDTO.ComponentsDTO.SetStyleDTO setStyle;
private TextView tvDate, tvWeather, tvList;
private FullScreenVideoView tvVideo;
private VerticalMarqueeTextView tvMarquee;
private String fileUrl;
private List<DataList.DataDTO.ComponentsDTO.SetStyleDTO.VideoListDTO> videoList;
private int currentIndex = 0; // 用于追踪当前播放的视频索引
private MediaController mMediaController;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
TextView textView = (TextView) findViewById(R.id.text);
tvMarquee = (VerticalMarqueeTextView) findViewById(R.id.tv_marquee);
tvVideo = (FullScreenVideoView) findViewById(R.id.tv_video);
tvDate = (TextView) findViewById(R.id.tv_date);
tvWeather = (TextView) findViewById(R.id.tv_weather);
tvList = (TextView) findViewById(R.id.tv_list);
textView.setText("版本号：" + APKVersionCodeUtils.getVersionCode(MainActivity.this));
Usages usages = new Usages();
usages.getTimes(MainActivity.this);
new DataUploader("ES0001", this).execute();
}
@Override
public void onDataReceived(DataList dataList) {
// 当数据接收到时更新 dataLists
dataLists.clear();
dataLists.add(dataList);
// 输出数据
for (int i = 0; i < dataLists.size(); i++) {
DataList.DataDTO data = dataLists.get(i).getData();
List<DataList.DataDTO.ComponentsDTO> components = data.getComponents();
for (int j = 0; j < components.size(); j++) {
type = components.get(j).getType();
Log.i("components:", "" + type);
setStyle = components.get(j).getSetStyle();
//1文本组件 2图片组件 3视频组件 4天气 5日期 6线路
if (type == 1) {
int height = setStyle.getHeight();
int width = setStyle.getWidth();
int left = setStyle.getLeft();
int top = setStyle.getTop();
String noticeText = setStyle.getNoticeText();
tvMarquee.setTextList(Arrays.asList(
noticeText
));
tvMarquee.startMarquee();
Log.i("aaaaaaa", "文本组件marqueeTop:" + top);
Utils.updateLayoutParams(MainActivity.this,tvMarquee,width,height,left,top);
Log.i("aaaaaaa", "文本组件:" + type);
} else if (type == 2) {
// int height = setStyle.getHeight();
// int width = setStyle.getWidth();
// int left = setStyle.getLeft();
// int top = setStyle.getTop();
// int videoWidth = Integer.parseInt(String.valueOf(width));
// int videoHeight = Integer.parseInt(String.valueOf(height));
// int videoTop = Integer.parseInt(String.valueOf(top));
// FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(videoWidth, videoHeight); params.width = dip2px(MainActivity.this, videoWidth);
// params.height = dip2px(MainActivity.this, videoHeight);
// params.leftMargin = dip2px(MainActivity.this, left);
// params.topMargin = dip2px(MainActivity.this, videoTop);
// tvVideo.setLayoutParams(params); // 重新设置 LayoutParams
} else if (type == 3) {
int height = setStyle.getHeight();
int width = setStyle.getWidth();
int left = setStyle.getLeft();
int top = setStyle.getTop();
Utils.updateLayoutParams(MainActivity.this,tvVideo,width,height,left,top);
videoList = setStyle.getVideoList();
// 开始播放第一个视频
playNextVideo();
Log.i("aaaaaaa", "视频组件:" + type);
} else if (type == 4) {
int height = setStyle.getHeight();
int width = setStyle.getWidth();
int left = setStyle.getLeft();
int top = setStyle.getTop();
Utils.updateLayoutParams(MainActivity.this,tvWeather,width,height,left,top);
Log.i("aaaaaaa", "天气组件:" + type);
// Log.i("aaaaaaa", "天气组件左边距:" + params.leftMargin);
// Log.i("aaaaaaa", "天气组件高:" + params.height);
// Log.i("aaaaaaa", "天气组件宽:" + params.width );
// Log.i("aaaaaaa", "天气组件距上边距:" + params.topMargin);
} else if (type == 5) {
int height = setStyle.getHeight();
int width = setStyle.getWidth();
int left = setStyle.getLeft();
int top = setStyle.getTop();
Utils.updateLayoutParams(MainActivity.this,tvDate,width,height,left,top);
Log.i("aaaaaaa", "日期组件:" + type);
} else if (type == 6) {
int height = setStyle.getHeight();
int width = setStyle.getWidth();
int left = setStyle.getLeft();
int top = setStyle.getTop();
Utils.updateLayoutParams(MainActivity.this,tvList,width,height,left,top);
Log.i("aaaaaaa", "线路组件:" + type);
}
}
}
}
private void playNextVideo() {
mMediaController = new MediaController(this);
if (currentIndex < videoList.size()) {
String fileUrl = videoList.get(currentIndex).getStaticFileName();
Log.i("aaaaaaa", "视频地址:" + fileUrl);
Uri parse = Uri.parse("http://117.71.111.12:8087/eb/static/"+fileUrl);
tvVideo.setVideoURI(parse);
mMediaController.setVisibility(View.GONE);
mMediaController.setMediaPlayer(tvVideo);
tvVideo.setMediaController(mMediaController);
tvVideo.start();
// 设置视频准备好之后的监听
tvVideo.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {
@Override
public void onPrepared(MediaPlayer mp) {
try {
tvVideo.start();
} catch (Exception e) {
Log.e("VideoPlayError", "播放视频时出错: " + e.getMessage());
}
}
});
// 设置视频播放完成后的监听
tvVideo.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
@Override
public void onCompletion(MediaPlayer mp) {
if (currentIndex < videoList.size() - 1) {
currentIndex++; // Move to the next video
playNextVideo(); // Play next video
} else {
Log.i("VideoPlayer", "所有视频均已播放");
}
}
});
} else {
Log.i("aaaaaaa", "所有视频已播放完毕");
}
// 检查文件格式和编码是否受支持
tvVideo.setOnErrorListener(new MediaPlayer.OnErrorListener() {
@Override
public boolean onError(MediaPlayer mp, int what, int extra) {
if (what == MediaPlayer.MEDIA_ERROR_UNSUPPORTED) {
// 处理不支持的文件格式或编码
Log.e("VideoPlayer", "播放视频时发生错误. what: " + what + ", extra: " + extra);
}
return false;
}
});
}
}
package com.example.layoutdome;
import android.content.Context;
import android.view.View;
import android.widget.FrameLayout;
import android.widget.RelativeLayout;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
import java.util.TimeZone;
public class Utils {
/**
* 设置布局参数,改变控件位置
* @param view
* @param width
* @param height
* @param left
* @param top
*/
static void updateLayoutParams(Context context,View view, int width, int height, int left, int top) {
FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(width, height);
params.width = dip2px(context, width);
params.height = dip2px(context, height);
params.leftMargin = dip2px(context, left);
params.topMargin = dip2px(context, top);
view.setLayoutParams(params); // 重新设置 LayoutParams
}
/**
* dp转为px
* @param context 上下文
* @param dpValue dp值
* @return
*/
public static int dip2px(Context context, int dpValue) {
float scale = context.getResources().getDisplayMetrics().density;
return (int) (dpValue * scale + 0.5f);
}
}
报错 java.lang.ClassCastException: android.widget.FrameLayout$LayoutParams cannot be cast to android.widget.RelativeLayout$LayoutParams
本文介绍了一个关于ImageView在GridView中设置尺寸的问题及解决方案。通过正确设置LayoutParams可以避免布局显示异常。
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