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xml实现有点bug,有些动画一直执行
package com.example.lx_shuxingdonghua; import android.animation.Animator; import android.animation.AnimatorInflater; import android.animation.AnimatorSet; import android.animation.ObjectAnimator; import android.animation.PropertyValuesHolder; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.ImageView; import android.widget.Toast; public class MainActivity extends AppCompatActivity implements View.OnClickListener { private Button mpy; private Button mxz; private Button mjb; private Button msf; private ImageView mimg; private Button myq; private Button mpwx; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); //初始化 initView(); } private void initView() { mpy = findViewById(R.id.py); mxz = findViewById(R.id.xz); mjb = findViewById(R.id.jb); msf = findViewById(R.id.sf); myq = findViewById(R.id.yq); mpwx = findViewById(R.id.pwx); mimg = findViewById(R.id.img); mjb.setOnClickListener(this); mpy.setOnClickListener(this); msf.setOnClickListener(this); mxz.setOnClickListener(this); myq.setOnClickListener(this); mimg.setOnClickListener(this); } //用xml文件实现属性动画 @Override public void onClick(View v) { switch (v.getId()){ case R.id.py: Animator animator5 = AnimatorInflater.loadAnimator(this, R.animator.translation); animator5.setTarget(mimg); animator5.start(); break; case R.id.sf: Animator animator1 = AnimatorInflater.loadAnimator(this, R.animator.fangda); animator1.setTarget(mimg); animator1.start(); break; case R.id.jb: Animator animator4 = AnimatorInflater.loadAnimator(this, R.animator.rotation); animator4.setTarget(mimg); animator4.start(); break; case R.id.xz: Animator animator = AnimatorInflater.loadAnimator(this, R.animator.alpha); animator.setTarget(mimg); animator.start(); break; case R.id.yq: Animator animator2 = AnimatorInflater.loadAnimator(this, R.animator.quanbu); animator2.setTarget(mimg); animator2.start(); break; case R.id.img: Animator animator3 = AnimatorInflater.loadAnimator(this, R.animator.quanbu); animator3.setTarget(mimg); animator3.start(); break; } } //直接在代码中实现属性动画的所有动画 // @Override // public void onClick(View v) { // switch (v.getId()){ // case R.id.py: // //图片平移出去弹不回来 //// ObjectAnimator translationX = ObjectAnimator.ofFloat(mimg, "translationX", 200f); //// ObjectAnimator translationY = ObjectAnimator.ofFloat(mimg, "translationY", 200f); // // // //图片平移出去弹回来 // //如果没有mimg.getTranslationX()则图片不会弹回来 // ObjectAnimator translationX = ObjectAnimator.ofFloat(mimg, "translationX",mimg.getTranslationX(), 200f,mimg.getTranslationX()); // ObjectAnimator translationY = ObjectAnimator.ofFloat(mimg, "translationY",mimg.getTranslationY(), 200f,mimg.getTranslationY()); // //动画时间 // translationX.setDuration(3000); // translationY.setDuration(3000); // //执行动画 // translationY.start(); // translationX.start(); // break; // case R.id.xz: // //旋转 // ObjectAnimator rotation = ObjectAnimator.ofFloat(mimg, "rotation", 0.0f, 360f); // rotation.setDuration(3000); // rotation.start(); // break; // case R.id.sf: // //缩放 // ObjectAnimator scaleX = ObjectAnimator.ofFloat(mimg, "scaleX", 1.0f, 0.0f, 2.0f, 1.0f); // scaleX.setDuration(3000); // scaleX.start(); // break; // case R.id.jb: // //透明 // ObjectAnimator alpha = ObjectAnimator.ofFloat(mimg, "alpha", 0.0f, 1.0f); // alpha.setDuration(3000); // alpha.start(); // break; // //抛物线 // case R.id.pwx: //// ObjectAnimator translationXp = ObjectAnimator.ofFloat(mimg, "translationX", 200f); //// ObjectAnimator translationYp = ObjectAnimator.ofFloat(mimg, "translationY",20f,40f,60f,80f,100f,120f,140f,160f,180f, 200f); //// //动画时间 //// translationXp.setDuration(3000); //// translationYp.setDuration(3000); //// //执行动画 //// translationXp.start(); //// translationYp.start(); // break; // case R.id.yq: // //执行全部动画 // getquanbudonghua(); // break; // case R.id.img: // //图片的点击事件 // getquanbudonghua(); // Toast.makeText(this,"执行所有动画,并倒着执行一遍",Toast.LENGTH_SHORT).show(); // break; // } // } //实现全部动画方法 public void getquanbudonghua() { PropertyValuesHolder alpha1 = PropertyValuesHolder.ofFloat("alpha", 1f, 0f, 1f); PropertyValuesHolder scaleX1 = PropertyValuesHolder.ofFloat("scaleX", 1f, 0f, 1f); PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1f, 0f, 1f); PropertyValuesHolder rotation1 = PropertyValuesHolder.ofFloat("rotation", 0.0f, 360f); PropertyValuesHolder translationX1 = PropertyValuesHolder.ofFloat("translationX",200f); PropertyValuesHolder translationY1 = PropertyValuesHolder.ofFloat("translationY",200f); PropertyValuesHolder translationX2 = PropertyValuesHolder.ofFloat("translationX",0f); PropertyValuesHolder translationY2 = PropertyValuesHolder.ofFloat("translationY",0f); ObjectAnimator objectAnimator = ObjectAnimator.ofPropertyValuesHolder(mimg, alpha1, scaleX1, scaleY, rotation1, translationX1, translationY1); ObjectAnimator objectAnimator1 = ObjectAnimator.ofPropertyValuesHolder(mimg, alpha1, scaleX1, scaleY, rotation1, translationX2, translationY2); //可以直接执行,不过不能拼接动画,这是组合动画 //ObjectAnimator.ofPropertyValuesHolder(mimg, alpha1, scaleX1, scaleY, rotation1, translationX1, translationY1).setDuration(3000).start(); //实例化AnimatorSet AnimatorSet animatorSet = new AnimatorSet(); //使用play方法把两个动画拼接起来 animatorSet.play(objectAnimator1).after(objectAnimator); //时间 animatorSet.setDuration(3000); //开始执行 animatorSet.start(); return ; } }
布局
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context="com.example.lx_shuxingdonghua.MainActivity"> <ImageView android:layout_width="300dp" android:layout_height="300dp" android:layout_gravity="center" android:id="@+id/img" android:src="@drawable/qwe"/> <LinearLayout android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentBottom="true" android:orientation="horizontal"> <Button android:id="@+id/xz" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="旋转" /> <Button android:id="@+id/py" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="平移" /> <Button android:id="@+id/sf" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="缩放" /> <Button android:id="@+id/jb" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="渐变" /> <Button android:id="@+id/yq" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="一起执行" /> </LinearLayout> </RelativeLayout>
xml文件中的代码
<?xml version="1.0" encoding="utf-8"?> <objectAnimator xmlns:android="http://schemas.android.com/apk/res/android" android:duration="3000" android:propertyName="rotation" android:valueFrom="0.0f" android:valueTo="360.0f" android:valueType="floatType"/>
<?xml version="1.0" encoding="utf-8"?> <!-- 横纵同时放大,若只是放大一次就定义一个就可以了 --> <set xmlns:android="http://schemas.android.com/apk/res/android"> <objectAnimator android:duration="3000" android:propertyName="scaleX" android:repeatCount="infinite" android:repeatMode="reverse" android:valueFrom="0" android:valueTo="2.0" android:valueType="floatType"/> <objectAnimator android:duration="3000" android:propertyName="scaleY" android:repeatCount="infinite" android:repeatMode="reverse" android:valueFrom="0" android:valueTo="2.0" android:valueType="floatType"/> </set>
<?xml version="1.0" encoding="utf-8"?> <objectAnimator xmlns:android="http://schemas.android.com/apk/res/android" android:duration="3000" android:propertyName="alpha" android:repeatCount="infinite" android:repeatMode="reverse" android:valueFrom="1.0f" android:valueTo="0.0" android:valueType="floatType" > </objectAnimator>
<?xml version="1.0" encoding="utf-8"?> <set xmlns:android="http://schemas.android.com/apk/res/android" android:ordering="together"> <objectAnimator android:duration="3000" android:propertyName="translationX" android:repeatCount="infinite" android:repeatMode="reverse" android:valueFrom="0" android:valueTo="200" android:valueType="floatType"/> <objectAnimator android:duration="3000" android:propertyName="translationY" android:repeatCount="infinite" android:repeatMode="reverse" android:valueFrom="0" android:valueTo="100" android:valueType="floatType"/> </set>
<?xml version="1.0" encoding="utf-8"?> <set xmlns:android="http://schemas.android.com/apk/res/android" android:ordering="sequentially" > <objectAnimator android:duration="3000" android:propertyName="rotation" android:valueFrom="0.0f" android:valueTo="360.0f" android:valueType="floatType"/> <objectAnimator android:duration="3000" android:propertyName="scaleX" android:repeatCount="infinite" android:repeatMode="reverse" android:valueFrom="0" android:valueTo="2.0" android:valueType="floatType"/> <objectAnimator android:duration="3000" android:propertyName="scaleY" android:repeatCount="infinite" android:repeatMode="reverse" android:valueFrom="0" android:valueTo="2.0" android:valueType="floatType"/> <objectAnimator android:duration="3000" android:propertyName="alpha" android:repeatCount="infinite" android:repeatMode="reverse" android:valueFrom="1.0f" android:valueTo="0.0" android:valueType="floatType" > </objectAnimator> <objectAnimator android:duration="3000" android:propertyName="translationX" android:repeatCount="infinite" android:repeatMode="reverse" android:valueFrom="0" android:valueTo="200" android:valueType="floatType"/> <objectAnimator android:duration="3000" android:propertyName="translationY" android:repeatCount="infinite" android:repeatMode="reverse" android:valueFrom="0" android:valueTo="100" android:valueType="floatType"/> </set>