package android.serialport.api.sample;
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import java.util.ArrayList;
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import java.util.List;
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import android.animation.ObjectAnimator;
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import android.content.Intent;
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import android.graphics.Color;
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import android.os.Bundle;
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import android.serialport.api.SerialPort;
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import android.support.v4.app.Fragment;
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import android.support.v4.app.FragmentActivity;
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import android.support.v4.view.ViewPager;
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import android.support.v4.view.ViewPager.OnPageChangeListener;
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import android.util.DisplayMetrics;
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import android.util.Log;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.ViewGroup.LayoutParams;
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import android.widget.HorizontalScrollView;
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import android.widget.ImageView;
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import android.widget.TextView;
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public class MainActivity extends FragmentActivity implements OnClickListener, OnPageChangeListener {
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public static MainActivity CuttentActivity;
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public Fragment_BUS mFragment_BUS;
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public Fragment_KNX mFragment_KNX;
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public Fragment_Update mFragment_Update;
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private ViewPager mViewPager;
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private TextView TabTextView_BUS, TabTextView_KNX, TabTextView_Upgrade;
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private ImageView Tab_Line;
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private List<Fragment> mFragmentList;
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private int moveOne = 0;
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private boolean isScrolling = false;// 手指是否在移动
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/** 手指离开后的回弹 */
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private boolean isBackScrolling = false;// 手指离开后的回弹
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private long startTime = 0;
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private long currentTime = 0;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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CuttentActivity = this;
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setContentView(R.layout.activity_main);
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iniView();
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iniData();
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SetImageLineWidth();
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}
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@Override
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protected void onStart() {
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super.onStart();
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Intent intent = new Intent(this, MyService.class);
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startService(intent);
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}
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@Override
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protected void onResume() {
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super.onResume();
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}
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@Override
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protected void onStop() {
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super.onStop();
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Intent intent = new Intent(this, MyService.class);
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stopService(intent);
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}
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@Override
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protected void onDestroy() {
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super.onDestroy();
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android.os.Process.killProcess(android.os.Process.myPid());
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}
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private void iniView() {
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mFragmentList = new ArrayList<Fragment>();
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mFragment_BUS = new Fragment_BUS();
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mFragment_KNX = new Fragment_KNX();
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mFragment_Update = new Fragment_Update();
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mFragmentList.add(mFragment_BUS);
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mFragmentList.add(mFragment_KNX);
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mFragmentList.add(mFragment_Update);
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TabTextView_BUS = (TextView) findViewById(R.id.textView_bus);
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TabTextView_BUS.setTextColor(Color.RED);
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TabTextView_KNX = (TextView) findViewById(R.id.textView_knx);
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TabTextView_Upgrade = (TextView) findViewById(R.id.textView_upgrade);
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TabTextView_BUS.setOnClickListener(this);
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TabTextView_KNX.setOnClickListener(this);
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TabTextView_Upgrade.setOnClickListener(this);
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mViewPager = (ViewPager) findViewById(R.id.mViewPager);
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mViewPager.setAdapter(new MyFragmentAdapter(getSupportFragmentManager(), mFragmentList));
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mViewPager.setCurrentItem(0);
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mViewPager.addOnPageChangeListener(this);
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Tab_Line = (ImageView) findViewById(R.id.tab_image);
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}
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private void iniData() {
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CuttentActivity = this;
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SerialPort.BackLight_ON();
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}
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// 下划线跟随手指的滑动而滑动
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private void movePositionX(int toPosition, float positionOffsetPixels) {
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float curTranslationX = Tab_Line.getTranslationX();
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float toPositionX = moveOne * toPosition + positionOffsetPixels;
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ObjectAnimator animator = ObjectAnimator.ofFloat(Tab_Line, "TranslationX", curTranslationX, toPositionX);
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animator.setDuration(1000);
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animator.start();
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}
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// 下划线滑动到新的选项中
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private void movePositionX(int toPosition) {
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movePositionX(toPosition, 0);
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}
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/** 设置线条的宽度 */
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private void SetImageLineWidth() {
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DisplayMetrics dm = new DisplayMetrics();
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getWindowManager().getDefaultDisplay().getMetrics(dm);
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int screew = dm.widthPixels;// 获取屏幕的宽
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// 重新设置划线宽
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LayoutParams lp = Tab_Line.getLayoutParams();
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lp.width = screew / 3;
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Tab_Line.setLayoutParams(lp);
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moveOne = lp.width;// 记录距离
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}
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@Override
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public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
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currentTime = System.currentTimeMillis();
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if (isScrolling && (currentTime - startTime > 200)) {
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movePositionX(position, moveOne * positionOffset);
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startTime = currentTime;
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}
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if (isBackScrolling) {
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movePositionX(position);
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}
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}
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@Override
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public void onPageSelected(int position) {
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switch (position) {
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case 0:
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TabTextView_BUS.setTextColor(Color.RED);
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TabTextView_KNX.setTextColor(Color.BLACK);
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TabTextView_Upgrade.setTextColor(Color.BLACK);
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break;
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case 1:
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TabTextView_BUS.setTextColor(Color.BLACK);
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TabTextView_KNX.setTextColor(Color.RED);
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TabTextView_Upgrade.setTextColor(Color.BLACK);
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break;
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case 2:
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TabTextView_BUS.setTextColor(Color.BLACK);
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TabTextView_KNX.setTextColor(Color.BLACK);
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TabTextView_Upgrade.setTextColor(Color.RED);
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break;
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default:
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break;
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}
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}
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@Override
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public void onPageScrollStateChanged(int state) {
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switch (state) {
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case 1:// 手指拖动
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isScrolling = true;
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isBackScrolling = false;
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break;
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case 2:// 手指弹起
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isScrolling = false;
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isBackScrolling = true;
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break;
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default:// 0 动作完成
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isScrolling = false;
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isBackScrolling = false;
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break;
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}
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}
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@Override
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public void onClick(View v) {
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if (v.equals(TabTextView_BUS)) {
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//
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mViewPager.setCurrentItem(0);
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// ReadViewLocation(v);
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} else if (v.equals(TabTextView_KNX)) {
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//
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mViewPager.setCurrentItem(1);
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// ReadViewLocation(v);
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} else if (v.equals(TabTextView_Upgrade)) {
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//
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mViewPager.setCurrentItem(2);
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// ReadViewLocation(v);
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} else {
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//
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}
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}
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@Override
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public boolean dispatchTouchEvent(MotionEvent ev) {
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try {
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if (Fragment_BUS.openBackLight != null) {
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if (!Fragment_BUS.openBackLight.isChecked()) {
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SerialPort.BackLight_ON();
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Fragment_BUS.openBackLight.setChecked(true);
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}
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}
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} catch (Exception e) {
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//
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}
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return super.dispatchTouchEvent(ev);
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}
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}
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