最近业务需求,要求实现一个3D星球环绕效果,经过百般查找,终于找到了这个功能。
来先看看效果图:
首先还是添加第三方依赖库:
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compile 'com.moxun:tagcloudlib:1.1.0'
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布局:
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<? xml version = "1.0" encoding = "utf-8" ?>
< android.support.constraint.ConstraintLayout xmlns:android = "http://schemas.android.com/apk/res/android"
xmlns:app = "http://schemas.android.com/apk/res-auto"
xmlns:tools = "http://schemas.android.com/tools"
android:layout_width = "match_parent"
android:layout_height = "match_parent"
tools:context = "com.example.administrator.my3d_demo.MainActivity" >
< com.moxun.tagcloudlib.view.TagCloudView
android:id = "@+id/tag_cloud"
android:layout_width = "match_parent"
android:layout_height = "match_parent"
android:layout_margin = "10dp"
app:autoScrollMode = "uniform"
app:darkColor = "#ff00ff00"
app:lightColor = "#ffff0000"
app:radiusPercent = "0.5"
app:scrollSpeed = "3" />
</ android.support.constraint.ConstraintLayout >
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MainActivity代码:
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package com.example.administrator.my3d_demo;
import android.graphics.Color;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import com.moxun.tagcloudlib.view.TagCloudView;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super .onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
TagCloudView tagCloudView = (TagCloudView) findViewById(R.id.tag_cloud);
tagCloudView.setBackgroundColor(Color.LTGRAY);
TextTagsAdapter tagsAdapter = new TextTagsAdapter( new String[ 20 ]);
tagCloudView.setAdapter(tagsAdapter);
}
}
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一个适配器代码:
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package com.example.administrator.my3d_demo;
import android.content.Context;
import android.support.annotation.NonNull;
import android.util.Log;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import com.moxun.tagcloudlib.view.TagsAdapter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Random;
public class TextTagsAdapter extends TagsAdapter {
private List<String> dataSet = new ArrayList<>();
public TextTagsAdapter( @NonNull String... data) {
dataSet.clear();
Collections.addAll(dataSet, data);
}
@Override
public int getCount() {
return dataSet.size();
}
@Override
public View getView( final Context context, final int position, ViewGroup parent) {
String[] name = { "1" , "2" , "3" , "4" , "5" , "6" , "7" , "8" , "9" };
/*int[] name={R.mipmap.ic_launcher,R.mipmap.ic_launcher,R.mipmap.ic_launcher,
R.mipmap.ic_launcher,R.mipmap.ic_launcher,R.mipmap.ic_launcher,
R.mipmap.ic_launcher,R.mipmap.ic_launcher,R.mipmap.ic_launcher};*/
Random rand = new Random();
int randNum = rand.nextInt( 9 );
TextView tv = new TextView(context);
ViewGroup.MarginLayoutParams lp = new ViewGroup.MarginLayoutParams( 100 , 100 );
tv.setLayoutParams(lp);
tv.setText( "No." + name[randNum]);
tv.setGravity(Gravity.CENTER);
tv.setOnClickListener( new View.OnClickListener() {
@Override
public void onClick(View v) {
Log.e( "Click" , "Tag " + position + " clicked." );
}
});
return tv;
}
@Override
public Object getItem( int position) {
return dataSet.get(position);
}
@Override
public int getPopularity( int position) {
return position % 7 ;
}
@Override
public void onThemeColorChanged(View view, int themeColor) {
((TextView) view).setTextColor(themeColor);
}
}
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以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/MrZhao_PerfectCode/article/details/80487414