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TabActivity.java
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TabActivity.java
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package com.zhengsr.tabhelper.activity;
import android.graphics.Canvas;
import android.graphics.Color;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import com.zhengsr.tabhelper.R;
import com.zhengsr.tabhelper.fragment.CusFragment;
import com.zhengsr.tablib.FlowConstants;
import com.zhengsr.tablib.bean.TabBean;
import com.zhengsr.tablib.bean.TabValue;
import com.zhengsr.tablib.view.adapter.TabFlowAdapter;
import com.zhengsr.tablib.view.flow.TabFlowLayout;
import com.zhengsr.tablib.view.action.BaseAction;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class TabActivity extends AppCompatActivity {
private static final String TAG = "TabActivity";
private List<Fragment> mFragments = new ArrayList<>();
private List<String> mTitle = new ArrayList<>(Arrays.asList("Life is like an ocean Only strong willed people can reach the other side".split(" ")));
private ViewPager mViewPager;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_tab);
mViewPager = findViewById(R.id.viewpager);
for (String s : mTitle) {
mFragments.add(CusFragment.newInStance(s));
}
mViewPager.setAdapter(new CusAdapter(getSupportFragmentManager()));
mViewPager.setOffscreenPageLimit(3);
rectFlow();
triFlow();
roundFlow();
resFlow();
colorFlow();
cusFlow();
}
private void rectFlow(){
final TabFlowLayout flowLayout = findViewById(R.id.rectflow);
// flowLayout.setViewPager(mViewPager,R.id.item_text,getResources().getColor(R.color.unselect),Color.WHITE);
flowLayout.setViewPager(mViewPager)
.setTextId(R.id.item_text)
.setSelectedColor(Color.WHITE)
.setUnSelectedColor(getResources().getColor(R.color.unselect));
flowLayout.setAdapter(new TabFlowAdapter<String>(R.layout.item_test,mTitle) {
@Override
public void bindView(View view, String data, int position) {
setText(view,R.id.item_text,data);
}
@Override
public void onItemClick(View view, String data, int position) {
super.onItemClick(view, data, position);
}
});
TabFlowLayout flowLayout2 = findViewById(R.id.rectflow2);
// flowLayout2.setViewPager(mViewPager,R.id.item_text,getResources().getColor(R.color.unselect),Color.WHITE);
flowLayout2.setViewPager(mViewPager)
.setTextId(R.id.item_text)
.setSelectedColor(Color.WHITE)
.setUnSelectedColor(getResources().getColor(R.color.unselect));
flowLayout2.setAdapter(new TabFlowAdapter<String>(R.layout.item_msg,mTitle) {
@Override
public void bindView(View view, String data, int position) {
setText(view,R.id.item_text,data);
if (position == 0){
setVisible(view,R.id.item_msg,true);
}
}
@Override
public void onItemClick(View view, String data, int position) {
super.onItemClick(view, data, position);
}
});
}
private void triFlow(){
TabFlowLayout flowLayout = findViewById(R.id.triflow);
flowLayout.setViewPager(mViewPager)
.setTextId(R.id.item_text);
flowLayout.setAdapter(new TabFlowAdapter<String>(R.layout.item_msg,mTitle) {
@Override
public void bindView(View view, String data, int position) {
setText(view,R.id.item_text,data);
}
@Override
public void onItemClick(View view, String data, int position) {
super.onItemClick(view, data, position);
}
});
}
private void roundFlow(){
TabFlowLayout flowLayout = findViewById(R.id.roundflow);
flowLayout.setViewPager(mViewPager)
.setTextId(R.id.item_text)
.setSelectedColor(Color.WHITE)
.setUnSelectedColor(getResources().getColor(R.color.unselect));
flowLayout.setAdapter(new TabFlowAdapter<String>(R.layout.item_msg,mTitle) {
@Override
public void bindView(View view, String data, int position) {
setText(view,R.id.item_text,data);
}
@Override
public void onItemClick(View view, String data, int position) {
super.onItemClick(view, data, position);
}
});
}
private void resFlow(){
final TabFlowLayout flowLayout = findViewById(R.id.resflow);
/**
* 配置自定义属性
*/
TabBean bean = new TabBean();
bean.tabType = FlowConstants.RES;
bean.tabItemRes = R.drawable.shape_round;
bean.tabClickAnimTime = 300;
bean.tabMarginLeft = 5;
bean.tabMarginTop = 12;
bean.tabMarginRight = 5;
bean.tabMarginBottom = 10;
bean.autoScale = true;
bean.scaleFactor = 1.2f;
flowLayout.setTabBean(bean);
flowLayout.setViewPager(mViewPager);
flowLayout.setAdapter(new TabFlowAdapter<String>(R.layout.item_msg,mTitle) {
@Override
public void bindView(View view, String data, int position) {
setText(view,R.id.item_text,data);
}
@Override
public void onItemClick(View view, String data, int position) {
super.onItemClick(view, data, position);
}
});
}
private void colorFlow(){
TabFlowLayout flowLayout = findViewById(R.id.colorflow);
flowLayout.setViewPager(mViewPager)
.setTextId(R.id.item_text);
flowLayout.setAdapter(new TabFlowAdapter<String>(R.layout.item_color_msg,mTitle) {
@Override
public void bindView(View view, String data, int position) {
setText(view,R.id.item_text,data);
}
@Override
public void onItemClick(View view, String data, int position) {
super.onItemClick(view, data, position);
}
});
}
private void cusFlow(){
TabFlowLayout flowLayout = findViewById(R.id.cusflow);
flowLayout.setCusAction(new CircleAction());
flowLayout.setViewPager(mViewPager);
flowLayout.setAdapter(new TabFlowAdapter<String>(R.layout.item_msg,mTitle) {
@Override
public void bindView(View view, String data, int position) {
setText(view,R.id.item_text,data)
.setTextColor(view,R.id.item_text, Color.WHITE);
if (position == 2){
setVisible(view,R.id.item_msg,true);
}
}
@Override
public void onItemClick(View view, String data, int position) {
super.onItemClick(view, data, position);
}
});
}
/**
* 绘制一个圆的指示器
*/
class CircleAction extends BaseAction {
@Override
public void config(TabFlowLayout parentView) {
super.config(parentView);
View child = parentView.getChildAt(0);
if (child != null) {
float l = parentView.getPaddingLeft() + child.getMeasuredWidth()/2;
float t = parentView.getPaddingTop() + child.getMeasuredHeight() - mTabBean.tabHeight/2 -mTabBean.tabMarginBottom;
float r = mTabBean.tabWidth + l;
float b = child.getMeasuredHeight() - mTabBean.tabMarginBottom;
mTabRect.set(l,t,r,b);
}
}
@Override
protected void valueChange(TabValue value) {
super.valueChange(value);
//由于自定义的,都是从left 开始算起的,所以这里还需要加上圆的半径
mTabRect.left = value.left + mTabBean.tabWidth/2;
}
@Override
public void draw(Canvas canvas) {
canvas.drawCircle(mTabRect.left, mTabRect.top,mTabBean.tabWidth/2,mPaint);
}
}
/**
* viewpager adapter
*/
class CusAdapter extends FragmentPagerAdapter {
public CusAdapter(FragmentManager fm) {
super(fm);
}
@Override
public Fragment getItem(int position) {
return mFragments.get(position);
}
@Override
public int getCount() {
return mFragments.size();
}
}
}