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安卓中为View添加动画效果(尺寸缩放、透明度渐变、旋转、移动)

2015-10-29 16:15 597 查看
import android.view.View;
import android.view.animation.AlphaAnimation;
import android.view.animation.Animation;
import android.view.animation.Animation.AnimationListener;
import android.view.animation.AnimationSet;
import android.view.animation.LinearInterpolator;
import android.view.animation.RotateAnimation;
import android.view.animation.ScaleAnimation;
import android.view.animation.TranslateAnimation;

/**
* AnimationEffect 安卓中为View添加动画效果
* -----
* 2015-10-23 上午11:09:04
* wangzhongyuan
*/
public class AnimationEffect
{
/**
*  为View添加透明度变换效果
*/
public static void AddAlphaAni(View view)
{
AddAlphaAni(view, 0, 1, 1000, Animation.REVERSE, Animation.INFINITE);
}

/**
*  为View添加透明度变换效果,透明度从fromAlpha变化到toAlpha,变化持续时间durationMillis,重复模式repeatMode
*/
public static void AddAlphaAni(View view, float fromAlpha, float toAlpha, long durationMillis, int repeatMode, int repeatCount)
{
AlphaAnimation alphaAni = new AlphaAnimation(fromAlpha, toAlpha);
alphaAni.setDuration(durationMillis);	// 设置动画效果时间
alphaAni.setRepeatMode(repeatMode);		// 重新播放
alphaAni.setRepeatCount(repeatCount);	// 循环播放

view.startAnimation(alphaAni);
}

/**
*  设置位移动画效果,来回移动
*/
public static void setTransAni(View view, int x0, int x1, int y0, int y1, long durationMillis)
{
TranslateAnimation transAni = new TranslateAnimation(x0, x1, y0, y1);
transAni.setDuration(durationMillis);
transAni.setRepeatMode(Animation.REVERSE);
transAni.setRepeatCount(Animation.INFINITE);

view.startAnimation(transAni);
}

/**
*  设置旋转动画
*/
public static void setRotateAni(View view, float fromDegrees, float toDegrees, long time)
{
setRotateAni(view, fromDegrees, toDegrees, time, Animation.REVERSE, Animation.INFINITE, true);
}

/**
*  设置旋转动画, 从角度fromDegrees旋转到toDegrees,旋转速度durationMillis毫秒,重启模式repeatModes,重启次数repeatCount,是否匀速旋转linear。
*  示例:AnimationEffect.setRotateAni(view, 0, 360, 1000, Animation.RESTART, Animation.INFINITE, true); // 控制view每秒旋转360度
*/
public static void setRotateAni(View view, float fromDegrees, float toDegrees, long durationMillis, int repeatModes, int repeatCount, boolean linear)
{
RotateAnimation rotateAni = new RotateAnimation(fromDegrees, toDegrees, Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f);
rotateAni.setDuration(durationMillis);
rotateAni.setRepeatMode(repeatModes);
rotateAni.setRepeatCount(repeatCount);

if(linear) rotateAni.setInterpolator(new LinearInterpolator());	// 匀速旋转

view.startAnimation(rotateAni);
}

/**
*  为控件添加尺寸渐变动画
*/
public static void setScaleAni(View V, float fromScale, float toScale, long ANITIME)
{
AnimationSet aniSet = new AnimationSet(true);
// final int ANITIME = 500;

// 尺寸变化动画,设置尺寸变化
ScaleAnimation scaleAni = new ScaleAnimation(fromScale, toScale, fromScale, toScale, Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f);
scaleAni.setDuration(ANITIME);	// 设置动画效果时间
aniSet.addAnimation(scaleAni);	// 将动画效果添加到动画集中

V.startAnimation(aniSet);		// 添加光效动画到控件
}

/**
*  为控件添加扩散光效
*/
public static void setLightExpendAni(View V)
{
AnimationSet aniSet = new AnimationSet(true);
final int ANITIME = 1200;

// 尺寸变化动画,设置尺寸变化
ScaleAnimation scaleAni = new ScaleAnimation(0.98f, 1.1f, 0.98f, 1.24f, Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f);
scaleAni.setDuration(ANITIME);				// 设置动画效果时间
scaleAni.setRepeatMode(Animation.RESTART);	// 重新播放
scaleAni.setRepeatCount(Animation.INFINITE);// 循环播放
aniSet.addAnimation(scaleAni);	// 将动画效果添加到动画集中

// 透明度变化
AlphaAnimation alphaAni = new AlphaAnimation(1f, 0.05f);
alphaAni.setDuration(ANITIME);				// 设置动画效果时间
alphaAni.setRepeatMode(Animation.RESTART);	// 重新播放
alphaAni.setRepeatCount(Animation.INFINITE);// 循环播放
aniSet.addAnimation(alphaAni);	// 将动画效果添加到动画集中

V.startAnimation(aniSet);		// 添加光效动画到控件
}

/**
*  设置背景旋转光效动画
*/
public static void setLightAni(final View view)
{
AnimationListener listenser = new AnimationListener()
{
@Override
public void onAnimationEnd(Animation animation)
{
view.clearAnimation();
setRotateAni(view, 36, 3996, 110000, Animation.RESTART, Animation.INFINITE, true);
}

@Override
public void onAnimationRepeat(Animation animation)
{}

@Override
public void onAnimationStart(Animation animation)
{}
};

AnimationSet set = new AnimationSet(true);

// 渐现
AlphaAnimation alphaAni = new AlphaAnimation(0.0f, 1f);
alphaAni.setDuration(1000);	// 设置动画效果时间
set.addAnimation(alphaAni);

// 旋转
RotateAnimation rotateAni = new RotateAnimation(0, 36, Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f);
rotateAni.setDuration(1000);
set.addAnimation(rotateAni);

// 尺寸由小变大
ScaleAnimation scaleAni = new ScaleAnimation(0.0f, 1.0f, 0.0f, 1.0f, Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f);
scaleAni.setDuration(1000);
scaleAni.setAnimationListener(listenser);
set.addAnimation(scaleAni);

view.startAnimation(set);
}
}
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