Android(安卓)背景渐变 渐变背景 shape
16lz
2021-12-04
- <?xmlversion= "1.0" encoding= "utf-8" ?>
- <shapexmlns:android="http://schemas.android.com/apk/res/android" >
- <gradient
- android:startColor="#3A3C39"
- android:endColor="#181818"
- android:angle="270"
- />
- <cornersandroid:radius="0dp" />
- </shape>
- android:background="@drawable/shape_background_grey"
<?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android"> <gradient android:startColor="#3A3C39" android:endColor="#181818" android:angle="270" /> <corners android:radius="0dp" /> </shape>android:background="@drawable/shape_background_grey"
其中 android:angle="270"
Java代码
- <shapexmlns:android= "http://schemas.android.com/apk/res/android"
- android:shape="rectangle" >
- <gradientandroid:type="radial" android:gradientRadius= "250"
- android:startColor="#E9E9E9" android:endColor= "#D4D4D4" />
- </shape>
- <shapexmlns:android="http://schemas.android.com/apk/res/android" >
- <gradientandroid:angle="0" android:startColor= "#FFdaf3fc"
- android:centerColor="#FFd4e9a9" android:endColor= "#FFdaf3fc" />
- </shape>
<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle"> <gradient android:type="radial" android:gradientRadius="250" android:startColor="#E9E9E9" android:endColor="#D4D4D4" /></shape><shape xmlns:android="http://schemas.android.com/apk/res/android"> <gradient android:angle="0" android:startColor="#FFdaf3fc" android:centerColor="#FFd4e9a9" android:endColor="#FFdaf3fc"/></shape>
在这里要注意android:type="radial"类型的使用会有不同的效果
android:centerColor="#FFd4e9a9" 通常这个也不是被人常用
Java代码
- <?xmlversion= "1.0" encoding= "utf-8" ?>
- <shapexmlns:android="http://schemas.android.com/apk/res/android"
- android:shape="rectangle" >
- <gradientandroid:startColor="#509245" android:centerColor= "#3e8532"
- android:endColor="#509245" android:type= "linear" android:angle= "90"
- android:centerX="0.5" android:centerY= "0.5" />
- <paddingandroid:left="7dp" android:top= "7dp" android:right= "7dp"
- android:bottom="7dp" />
- <cornersandroid:radius="4dp" />
- </shape>
<?xml version="1.0" encoding="utf-8"?><shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle"> <gradient android:startColor="#509245" android:centerColor="#3e8532" android:endColor="#509245" android:type="linear" android:angle="90" android:centerX="0.5" android:centerY="0.5" /> <padding android:left="7dp" android:top="7dp" android:right="7dp" android:bottom="7dp" /> <corners android:radius="4dp" /></shape>
android:shape 配置的是图形的形式,主要包括方形、圆形等,上边代码为方形。gradient节点主要配置起点颜色、终点颜色、中间点的坐标、中间点的颜色、渐变角度 (90度为上下渐变,0为左右渐变),padding节点主要配置上下左右边距,corners节点配置四周园角的半径。
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