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Task #624245 » TutorialIntroPageActivity.java

朔 赵, 2016-12-23 11:11 AM

 
package com.example.administrator.missphoto;

/**
* Created by Administrator on 2016/12/10.
*/

import android.app.Activity;
import android.content.Intent;
import android.content.res.Configuration;
import android.os.Bundle;
import android.view.GestureDetector;
import android.view.GestureDetector.OnGestureListener;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnTouchListener;
import android.widget.Button;
import android.widget.ImageView;

public class TutorialIntroPageActivity extends Activity implements OnTouchListener {
private static final float LIMIT_ANGLE_TAN = 1.5f;

private ImageView mTutorialImage;

private ImageView mIndicator1;
private ImageView mIndicator2;
private ImageView mIndicator3;
private ImageView mIndicator4;

private Button mSkipButton;
private Button mDoneButton;

private GestureDetector mDetector = null;
private int mStep = 0;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);

setContentView(R.layout.tutorial_info_page);

mIndicator1 = (ImageView)findViewById(R.id.tutorial_indicator1);
mIndicator2 = (ImageView)findViewById(R.id.tutorial_indicator2);
mIndicator3 = (ImageView)findViewById(R.id.tutorial_indicator3);
mIndicator4 = (ImageView)findViewById(R.id.tutorial_indicator4);

mTutorialImage = (ImageView)findViewById(R.id.image_tutorial);
mDetector = new GestureDetector(this, new TutorialImageGesture());
mTutorialImage.setOnTouchListener(this);

mSkipButton = (Button) findViewById(R.id.skip_button);
mSkipButton.setOnClickListener(mOnSkipOrDoneButtonClickListener);
mDoneButton = (Button) findViewById(R.id.done_button);
mDoneButton.setOnClickListener(mOnSkipOrDoneButtonClickListener);

if(savedInstanceState != null)
{
mStep = savedInstanceState.getInt("pageStep");
}

boolean isLandscape = getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE;

switch(mStep){
case 0:
break;
case 1:
mIndicator1.setBackgroundResource(R.drawable.indicator_dot);
mIndicator2.setBackgroundResource(R.drawable.indicator_page);
if(isLandscape)
mTutorialImage.setBackgroundResource(R.drawable.image2);
else
mTutorialImage.setBackgroundResource(R.drawable.image2);
break;
case 2:
mIndicator1.setBackgroundResource(R.drawable.indicator_dot);
mIndicator3.setBackgroundResource(R.drawable.indicator_page);
if(isLandscape)
mTutorialImage.setBackgroundResource(R.drawable.image3);
else
mTutorialImage.setBackgroundResource(R.drawable.image3);
break;
case 3:
mIndicator1.setBackgroundResource(R.drawable.indicator_dot);
mIndicator4.setBackgroundResource(R.drawable.indicator_page);
if(isLandscape)
mTutorialImage.setBackgroundResource(R.drawable.image4);
else
mTutorialImage.setBackgroundResource(R.drawable.image4);
mDoneButton.setVisibility(View.VISIBLE);
mSkipButton.setVisibility(View.GONE);
break;
}
}

@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putInt("pageStep", mStep);
}

private void showPrePage(){
boolean isLandscape = getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE;

if(mStep == 3){
mIndicator3.setBackgroundResource(R.drawable.indicator_page);
mIndicator4.setBackgroundResource(R.drawable.indicator_dot);
if(isLandscape)
mTutorialImage.setBackgroundResource(R.drawable.image3);
else
mTutorialImage.setBackgroundResource(R.drawable.image3);
mDoneButton.setVisibility(View.GONE);
mSkipButton.setVisibility(View.VISIBLE);
mStep--;
}else if(mStep == 2){
mIndicator2.setBackgroundResource(R.drawable.indicator_page);
mIndicator3.setBackgroundResource(R.drawable.indicator_dot);
if(isLandscape)
mTutorialImage.setBackgroundResource(R.drawable.image2);
else
mTutorialImage.setBackgroundResource(R.drawable.image2);
mStep--;
}else if(mStep == 1){
mIndicator1.setBackgroundResource(R.drawable.indicator_page);
mIndicator2.setBackgroundResource(R.drawable.indicator_dot);
if(isLandscape)
mTutorialImage.setBackgroundResource(R.drawable.image1);
else
mTutorialImage.setBackgroundResource(R.drawable.image1);
mStep--;
}
}

private void showNextPage(){
boolean isLandscape = getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE;

if(mStep == 0){
mIndicator1.setBackgroundResource(R.drawable.indicator_dot);
mIndicator2.setBackgroundResource(R.drawable.indicator_page);
if(isLandscape)
mTutorialImage.setBackgroundResource(R.drawable.image2);
else
mTutorialImage.setBackgroundResource(R.drawable.image2);
mStep++;
}else if(mStep == 1){
mIndicator2.setBackgroundResource(R.drawable.indicator_dot);
mIndicator3.setBackgroundResource(R.drawable.indicator_page);
if(isLandscape)
mTutorialImage.setBackgroundResource(R.drawable.image3);
else
mTutorialImage.setBackgroundResource(R.drawable.image3);
mStep++;
}else if(mStep == 2){
mIndicator3.setBackgroundResource(R.drawable.indicator_dot);
mIndicator4.setBackgroundResource(R.drawable.indicator_page);
if(isLandscape)
mTutorialImage.setBackgroundResource(R.drawable.image4);
else
mTutorialImage.setBackgroundResource(R.drawable.image4);
mDoneButton.setVisibility(View.VISIBLE);
mSkipButton.setVisibility(View.GONE);
mStep++;
}
}

private OnClickListener mOnSkipOrDoneButtonClickListener = new OnClickListener() {

@Override
public void onClick(View arg0) {
Intent intent = new Intent(TutorialIntroPageActivity.this, FirstActivity.class);
if(getIntent().getParcelableExtra(Intent.EXTRA_INTENT) != null){
intent.putExtra(Intent.EXTRA_INTENT, getIntent().getParcelableExtra(Intent.EXTRA_INTENT));
}
intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
startActivity(intent);
//finish();
}

};

@Override
public boolean onTouchEvent(MotionEvent event) {
mDetector.onTouchEvent(event);
return true;
}

public class TutorialImageGesture implements OnGestureListener {

@Override
public boolean onDown(MotionEvent arg0) {
// TODO Auto-generated method stub
return false;
}

@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
float ver = Math.abs(e1.getY() - e2.getY());
float hor = Math.abs(e1.getX() - e2.getX());
if ( ver / hor > LIMIT_ANGLE_TAN || Math.abs(velocityX)<500) {
return false;
}

if (e2.getX() - e1.getX() < 0) {
showNextPage();
}
else {
showPrePage();
}
return true;
}

@Override
public void onLongPress(MotionEvent arg0) {
// TODO Auto-generated method stub

}

@Override
public boolean onScroll(MotionEvent arg0, MotionEvent arg1, float arg2,
float arg3)
{
// TODO Auto-generated method stub
return false;
}

@Override
public void onShowPress(MotionEvent arg0) {
// TODO Auto-generated method stub

}

@Override
public boolean onSingleTapUp(MotionEvent arg0) {
// TODO Auto-generated method stub
return false;
}

}

@Override
public boolean onTouch(View arg0, MotionEvent arg1) {
// TODO Auto-generated method stub
return false;
}
}
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