本文实例讲述了Android编程实现仿iphone抖动效果的方法。分享给大家供大家参考，具体如下：
布局文件：
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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<TextView
android:id="@+id/tv0"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv1"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv2"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv3"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<TextView
android:id="@+id/tv4"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv5"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv6"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv7"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<TextView
android:id="@+id/tv8"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv9"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv10"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv11"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<TextView
android:id="@+id/tv12"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv13"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv14"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv15"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<TextView
android:id="@+id/tv16"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv17"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv18"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
<TextView
android:id="@+id/tv19"
android:layout_width="80dip"
android:layout_height="94dip"
android:drawableTop="@drawable/ic_launcher"
android:text="@string/hello" />
</LinearLayout>
</LinearLayout>
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代码：
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package com.android.shake;
import android.app.Activity;
import android.os.Bundle;
import android.util.DisplayMetrics;
import android.view.animation.Animation;
import android.view.animation.Animation.AnimationListener;
import android.view.animation.RotateAnimation;
import android.widget.TextView;
import android.view.View;
import android.view.Window;
public class ShakeTestActivity extends Activity implements View.OnClickListener {
private TextView mtv0;
private TextView mtv1;
private TextView mtv2;
private TextView mtv3;
private TextView mtv4;
private TextView mtv5;
private TextView mtv6;
private TextView mtv7;
private TextView mtv8;
private TextView mtv9;
private TextView mtv10;
private TextView mtv11;
private TextView mtv12;
private TextView mtv13;
private TextView mtv14;
private TextView mtv15;
private TextView mtv16;
private TextView mtv17;
private TextView mtv18;
private TextView mtv19;
private boolean mNeedShake = false;
private boolean mStartShake = false;
private static final int ICON_WIDTH = 80;
private static final int ICON_HEIGHT = 94;
private static final float DEGREE_0 = 1.8f;
private static final float DEGREE_1 = -2.0f;
private static final float DEGREE_2 = 2.0f;
private static final float DEGREE_3 = -1.5f;
private static final float DEGREE_4 = 1.5f;
private static final int ANIMATION_DURATION = 80;
private int mCount = 0;
float mDensity;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.main);
DisplayMetrics dm = new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(dm);
if (dm != null) {
mDensity = dm.density;
}
mtv0 = (TextView) findViewById(R.id.tv0);
mtv0.setOnClickListener(this);
mtv1 = (TextView) findViewById(R.id.tv1);
mtv1.setOnClickListener(this);
mtv2 = (TextView) findViewById(R.id.tv2);
mtv2.setOnClickListener(this);
mtv3 = (TextView) findViewById(R.id.tv3);
mtv3.setOnClickListener(this);
mtv4 = (TextView) findViewById(R.id.tv4);
mtv4.setOnClickListener(this);
mtv5 = (TextView) findViewById(R.id.tv5);
mtv5.setOnClickListener(this);
mtv6 = (TextView) findViewById(R.id.tv6);
mtv6.setOnClickListener(this);
mtv7 = (TextView) findViewById(R.id.tv7);
mtv7.setOnClickListener(this);
mtv8 = (TextView) findViewById(R.id.tv8);
mtv8.setOnClickListener(this);
mtv9 = (TextView) findViewById(R.id.tv9);
mtv9.setOnClickListener(this);
mtv10 = (TextView) findViewById(R.id.tv10);
mtv10.setOnClickListener(this);
mtv11 = (TextView) findViewById(R.id.tv11);
mtv11.setOnClickListener(this);
mtv12 = (TextView) findViewById(R.id.tv12);
mtv12.setOnClickListener(this);
mtv13 = (TextView) findViewById(R.id.tv13);
mtv13.setOnClickListener(this);
mtv14 = (TextView) findViewById(R.id.tv14);
mtv14.setOnClickListener(this);
mtv15 = (TextView) findViewById(R.id.tv15);
mtv15.setOnClickListener(this);
mtv16 = (TextView) findViewById(R.id.tv16);
mtv16.setOnClickListener(this);
mtv17 = (TextView) findViewById(R.id.tv17);
mtv17.setOnClickListener(this);
mtv18 = (TextView) findViewById(R.id.tv18);
mtv18.setOnClickListener(this);
mtv19 = (TextView) findViewById(R.id.tv19);
mtv19.setOnClickListener(this);
}
@Override
public void onClick(View v) {
if (!mStartShake) {
mStartShake = true;
mNeedShake = true;
shakeAnimation(mtv0);
shakeAnimation(mtv1);
shakeAnimation(mtv2);
shakeAnimation(mtv3);
shakeAnimation(mtv4);
shakeAnimation(mtv5);
shakeAnimation(mtv6);
shakeAnimation(mtv7);
shakeAnimation(mtv8);
shakeAnimation(mtv9);
shakeAnimation(mtv10);
shakeAnimation(mtv11);
shakeAnimation(mtv12);
shakeAnimation(mtv13);
shakeAnimation(mtv14);
shakeAnimation(mtv15);
shakeAnimation(mtv16);
shakeAnimation(mtv17);
shakeAnimation(mtv18);
shakeAnimation(mtv19);
}
}
private void shakeAnimation(final View v) {
float rotate = 0;
int c = mCount++ % 5;
if (c == 0) {
rotate = DEGREE_0;
} else if (c == 1) {
rotate = DEGREE_1;
} else if (c == 2) {
rotate = DEGREE_2;
} else if (c == 3) {
rotate = DEGREE_3;
} else {
rotate = DEGREE_4;
}
final RotateAnimation mra = new RotateAnimation(rotate, -rotate, ICON_WIDTH * mDensity / 2, ICON_HEIGHT * mDensity / 2);
final RotateAnimation mrb = new RotateAnimation(-rotate, rotate, ICON_WIDTH * mDensity / 2, ICON_HEIGHT * mDensity / 2);
mra.setDuration(ANIMATION_DURATION);
mrb.setDuration(ANIMATION_DURATION);
mra.setAnimationListener(new AnimationListener() {
@Override
public void onAnimationEnd(Animation animation) {
if (mNeedShake) {
mra.reset();
v.startAnimation(mrb);
}
}
@Override
public void onAnimationRepeat(Animation animation) {
}
@Override
public void onAnimationStart(Animation animation) {
}
});
mrb.setAnimationListener(new AnimationListener() {
@Override
public void onAnimationEnd(Animation animation) {
if (mNeedShake) {
mrb.reset();
v.startAnimation(mra);
}
}
@Override
public void onAnimationRepeat(Animation animation) {
}
@Override
public void onAnimationStart(Animation animation) {
}
});
v.startAnimation(mra);
}
@Override
public void onBackPressed() {
if (!mNeedShake) {
super.onBackPressed();
} else {
mNeedShake = false;
mCount = 0;
mStartShake = false;
}
}
}
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完整实例代码代码点击此处本站下载。
希望本文所述对大家Android程序设计有所帮助。