Android笔记
——切换界面效果 【若对该知识点有更多想了解的,欢迎私信博主~~】
切换界面效果:set
界面的切换需要两个样式文件,即当前页面切出与下一页面切回,切换效果一共有四种:
第一种:translate
<!--水平
/竖直切
-->
<translate
android
:duration
="2000"
android
:fromXDelta
="0"
android
:fromYDelta
="0"
android
:toXDelta
="-2560"
android
:toYDelta
="-1600" />
第二种:alpha
<!--透明度切换
-->
<alpha
android
:duration
="2000"
android
:fromAlpha
="1.0"
android
:toAlpha
="0.0" />
第三种:scale
<!--缩放切换
-->
<scale
android
:duration
="2000"
android
:fromXScale
="1.0"
android
:fromYScale
="1.0"
android
:toXScale
="0.0"
android
:toYScale
="0.0"
android
:pivotX
="50%"
android
:pivotY
="50%" />
第四种:rotate
<!--旋转切换
-->
<rotate
android
:duration
="2000"
android
:fromDegrees
="0"
android
:toDegrees
="-90"
android
:pivotX
="0%"
android
:pivotY
="0%"/>
注:坐标轴以右为X轴,以下为Y轴,负为逆时针,正为顺时针,坐标原点为手机左上角,宽高为手机屏幕宽高
使用:
startActivity(new Intent(MainActivity
.this, Main2Activity
.class));
overridePendingTransition(R
.anim
.activity_start
,R
.anim
.activity_end
);
切换样式完整版
R.anim.activity_start
<?xml version
="1.0" encoding
="utf-8"?>
<set xmlns
:android
="http://schemas.android.com/apk/res/android">
<translate
android
:duration
="2000"
android
:fromXDelta
="2560"
android
:fromYDelta
="1600"
android
:toXDelta
="0"
android
:toYDelta
="0" />
<alpha
android
:duration
="2000"
android
:fromAlpha
="0.0"
android
:toAlpha
="1.0" />
<scale
android
:duration
="2000"
android
:fromXScale
="0.5"
android
:fromYScale
="0.5"
android
:pivotX
="20%"
android
:pivotY
="20%"
android
:toXScale
="1.0"
android
:toYScale
="1.0" />
<rotate
android
:duration
="2000"
android
:fromDegrees
="90"
android
:pivotX
="0%"
android
:pivotY
="0%"
android
:toDegrees
="0" />
</set
>
R.anim.activity_end
<?xml version
="1.0" encoding
="utf-8"?>
<set xmlns
:android
="http://schemas.android.com/apk/res/android">
<translate
android
:duration
="2000"
android
:fromXDelta
="0"
android
:fromYDelta
="0"
android
:toXDelta
="-2560"
android
:toYDelta
="-1600" />
<alpha
android
:duration
="2000"
android
:fromAlpha
="1.0"
android
:toAlpha
="0.0" />
<scale
android
:duration
="2000"
android
:fromXScale
="1.0"
android
:fromYScale
="1.0"
android
:pivotX
="50%"
android
:pivotY
="50%"
android
:toXScale
="0.0"
android
:toYScale
="0.0" />
<rotate
android
:duration
="2000"
android
:fromDegrees
="0"
android
:pivotX
="0%"
android
:pivotY
="0%"
android
:toDegrees
="-90" />
</set
>
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