button在底部的多个view切换<实例三触摸和点击实现3D切换>

1.MainActivity.java:

package com.isomobile.widgets;

import android.app.ActivityGroup;
import android.os.Bundle;
import android.view.View;

public class MainActivity extends ActivityGroup implements View.OnClickListener {
private int mCurId = R.id.btn1;
private MainViewManager mViewManager;

/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mViewManager = MainViewManager.getInstance();
mViewManager.setupViews(this);
}

@Override
public void onClick(View v) {
final int id = v.getId();
if (mCurId == id) {
return;
}
mCurId = id;
mViewManager.setCurBtnPos(id);
mViewManager.processViews(this);
mViewManager.onRotateAnimation(mViewManager.getCurBtnIndex(id));
}
}

2.MainViewManager.java

package com.isomobile.widgets;

import android.app.Activity;
import android.app.ActivityGroup;
import android.content.Context;
import android.content.Intent;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.animation.Animation;
import android.widget.Button;
import android.widget.RelativeLayout;

public class MainViewManager {
private static final int FLING_MIN_DISTANCE = 120;

private static final int FLING_MIN_VELOCITY = 200;

private final static int DISTENCE_X = 240, DISTENCE_Y = 0;

private final static int ROTATE_ANIMATION_DURATION = 300;

private final static int DEFAULT_FLING_ANGLE = 30;

public final static Class<?>[] sActivityClasses = new Class[]{
Activity1.class, Activity2.class, Activity3.class, Activity4.class, Activity5.class
};

public final static int[] sResIds = new int[]{
R.id.btn1, R.id.btn2, R.id.btn3, R.id.btn4, R.id.btn5
};

public final static String[] sActivityIds = new String[]{
"Activity1", "Activity2", "Activity3", "Activity4", "Activity5"
};

private int mPreBtnPos = 0, mCurBtnPos = 0;

private RelativeLayout mViewContainer;

private View mPreView;

private View[] mCurView = new View[sResIds.length];

private Button[] mBtns = new Button[sResIds.length];

private static MainViewManager mInstance = new MainViewManager();

private MainViewManager() {
}

public static MainViewManager getInstance() {
return mInstance;
}

public int getCurBtnId(int index) {
return sResIds[index];
}

public void setCurBtnPos(int rid) {
mCurBtnPos = getCurBtnIndex(rid);
}

public View getCurView(int index) {
return mCurView[index];
}

public void setupViews(Context context) {
mViewContainer = (RelativeLayout) ((Activity) context).findViewById(R.id.container);
final Button[] btns = mBtns;
for (int i = 0; i < btns.length; i++) {
btns[i] = (Button) ((Activity) context).findViewById(sResIds[i]);
btns[i].setOnClickListener((OnClickListener) context);
}

// 第一次启动时，默认跳转到第一个activity
mCurView[0] = ((ActivityGroup) context).getLocalActivityManager().startActivity(
sActivityIds[0],
new Intent(context, sActivityClasses[0]).addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP))
.getDecorView();
mViewContainer.addView(mCurView[0]);
mPreView = mCurView[0];
mPreBtnPos = 0;
}

public int getCurBtnIndex(int rid) {
final int length = sResIds.length;
for (int i = 0; i < length; i++) {
if (rid == sResIds[i]) {
return i;
}
}
return 0;
}

public int getCurBtnResid(){
return sResIds[mCurBtnPos];
}

public boolean getMotionState(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY){
return e1.getX() - e2.getX() > FLING_MIN_DISTANCE
&& Math.abs(velocityX) > FLING_MIN_VELOCITY
&& Math.abs(Math.toDegrees(Math.atan((e1.getY() - e2.getY())
/ (e1.getX() - e2.getX())))) < DEFAULT_FLING_ANGLE;
}

public void processViews(Context context) {
mViewContainer.removeAllViews();
final Intent intent = new Intent(context, sActivityClasses[mCurBtnPos]);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
mCurView[mCurBtnPos] = ((ActivityGroup) context).getLocalActivityManager().startActivity(
sActivityIds[mCurBtnPos], intent).getDecorView();
}

public void onRotateAnimation(int index) {
if (mPreBtnPos > mCurBtnPos) {
Rotate3d.rightRotate(mPreView, mCurView[index], DISTENCE_X, DISTENCE_Y,
ROTATE_ANIMATION_DURATION, new AnimListener());
} else {
Rotate3d.leftRotate(mPreView, mCurView[index], DISTENCE_X, DISTENCE_Y,
ROTATE_ANIMATION_DURATION, new AnimListener());
}

mPreView = mCurView[index];
mViewContainer.removeAllViews();
mViewContainer.addView(mCurView[index]);
mPreBtnPos = mCurBtnPos;
}

private final static class AnimListener implements Animation.AnimationListener {

public void onAnimationEnd(Animation animation) {
// 可以设置buttons的背景或者状态(是否可点击等)
}

public void onAnimationRepeat(Animation animation) {

}

public void onAnimationStart(Animation animation) {
// 可以设置buttons的背景或者状态(是否可点击等)
}
}
}

3.Activity1~Activity5.java:

package com.isomobile.widgets;

import android.app.Activity;
import android.os.Bundle;
import android.view.GestureDetector;
import android.view.MotionEvent;
import android.view.View;
import android.view.GestureDetector.OnGestureListener;
import android.view.View.OnTouchListener;
import android.widget.LinearLayout;
import android.widget.TextView;

public class Activity1 extends Activity implements OnTouchListener, OnGestureListener {
private GestureDetector mGestureDetector;

private MainViewManager mViewManager;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity1_layout);
setupViews();
}

private void setupViews() {
mGestureDetector = new GestureDetector(this);
mViewManager = MainViewManager.getInstance();
android.util.Log.d("TAG", "aaa");
final LinearLayout layout1 = (LinearLayout) findViewById(R.id.layout1);
final TextView tv1 = (TextView) layout1.findViewById(R.id.tv1);
tv1.setOnTouchListener(this);
}

@Override
public boolean onTouch(View v, MotionEvent event) {
android.util.Log.d("TAG", "1111");
mGestureDetector.onTouchEvent(event);
return true;
}

@Override
public boolean onDown(MotionEvent e) {
return false;
}

@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
try {
if (mViewManager.getMotionState(e1, e2, velocityX, velocityY)) {
mViewManager.setCurBtnPos( mViewManager.getCurBtnId(1));
if (null == mViewManager.getCurView(1)) {
mViewManager.processViews(getParent());
}
mViewManager.onRotateAnimation(1);
return true;
} else if (mViewManager.getMotionState(e2, e1, velocityX, velocityY)) {
mViewManager.setCurBtnPos( mViewManager.getCurBtnId(4));
if (null == mViewManager.getCurView(4)) {
mViewManager.processViews(getParent());
}
mViewManager.onRotateAnimation(4);
return true;
}
} catch (Exception ex) {
return true;
}
return false;
}

@Override
public void onLongPress(MotionEvent e) {
}

@Override
public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
return false;
}

@Override
public void onShowPress(MotionEvent e) {
}

@Override
public boolean onSingleTapUp(MotionEvent e) {
return false;
}

}