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Android使用shape设置虚线、圆角、渐变

2016-02-17 09:38 489 查看
有图又真相,先上图再说。



点击效果:



设置虚线:

[html] view
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<?xml version="1.0" encoding="utf-8"?>

<shape xmlns:android="http://schemas.android.com/apk/res/android"

android:shape="line" >

<stroke

android:dashGap="3dp"

android:dashWidth="6dp"

android:width="1dp"

android:color="#63a219" />

<!-- 虚线的高度 -->

<size android:height="1dp" />

</shape>

其中,破折线的宽度为dashWith,破折线之间的空隙的宽度为dashGap,当dashGap=0dp时,为实线

设置圆角:

[html] view
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<?xml version="1.0" encoding="utf-8"?>

<shape xmlns:android="http://schemas.android.com/apk/res/android"

android:shape="rectangle">

<!-- 填充颜色 -->

<solid android:color="#FFFFFF"></solid>

<!-- 线的宽度,颜色灰色 -->

<stroke android:width="1dp" android:color="#63a219"></stroke>

<!-- 矩形的圆角半径 -->

<corners android:radius="10dp" />

</shape>

设置渐变填充和四个圆角半径:

[html] view
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<shape xmlns:android="http://schemas.android.com/apk/res/android"

android:shape="rectangle">

<!--分別對應上面左圆角的半径,上面右圆角的半径,下面左圆角的半径,下面右圆角的半径-->

<corners

android:topLeftRadius="0dp"

android:topRightRadius="7dp"

android:bottomLeftRadius="0dp"

android:bottomRightRadius="7dp"/>

<!--設置漸變-->

<gradient android:startColor="#9cff00"

android:endColor="#197600"

android:angle="270"/>

<stroke

android:width="1dp"

android:color="#63a219" />

</shape>

设置渐变点击效果:

[html] view
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<style name="list_item_top">

<item name="android:clickable">true</item>

<item name="android:focusable">true</item>

<item name="android:paddingTop">10dip</item>

<item name="android:paddingBottom">10dip</item>

<item name="android:paddingLeft">10dip</item>

<item name="android:paddingRight">10dip</item>

<item name="android:gravity">center_vertical</item>

<item name="android:background">@drawable/background_view_rounded_top</item>

</style>

[html] view
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<?xml version="1.0" encoding="UTF-8"?>

<inset xmlns:android="http://schemas.android.com/apk/res/android"

android:insetLeft="1.0px"

android:insetRight="1.0px" >

<selector>

<item android:state_pressed="true">

<shape>

<gradient

android:angle="270.0"

android:endColor="@color/base_end_color_pressed"

android:startColor="@color/base_start_color_pressed" />

<corners

android:bottomLeftRadius="0.0dip"

android:bottomRightRadius="0.0dip"

android:radius="2.0dip"

android:topLeftRadius="10.0dip"

android:topRightRadius="10.0dip" />

<stroke

android:width="1dp"

android:color="#eededede" />

</shape>

</item>

<item>

<shape>

<gradient

android:angle="270.0"

android:endColor="@color/base_end_color_default"

android:startColor="@color/base_start_color_default" />

<corners

android:bottomLeftRadius="0.0dip"

android:bottomRightRadius="0.0dip"

android:radius="2.0dip"

android:topLeftRadius="11.0dip"

android:topRightRadius="11.0dip" />

<stroke

android:width="1dp"

android:color="#eededede" />

</shape>

</item>

</selector>

</inset>

重新补充:好久没有关注自己的博客,没有注意到各位的评论,关于4.0以上设备虚线会变实线的问题,下面几位仁兄已经给出了答案,

代码中可以添加:

[java] view
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line.setLayerType(View.LAYER_TYPE_SOFTWARE, null);

xml中可以添加:

[html] view
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android:layerType="software"

谢谢大家的参与!

源码免费下载地址:免费下载

http://download.csdn.net/detail/lan410812571/5925371
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