Android seekbar自定义

1.布局文件

<SeekBar
android:id="@+id/seekBar_brightness"
android:layout_width="640dp"
android:layout_height="wrap_content"
android:maxHeight="2dp"
android:layout_marginLeft="32dp"
android:layout_centerInParent="true"
android:max="255"
android:minHeight="2dp"
android:progressDrawable="@drawable/seek_bar"  //进度条
android:thumb="@mipmap/icon_seekbar" />   //滑块

2.seek_bar

<layer-listxmlns:android="http://schemas.android.com/apk/res/android"><item android:id="@android:id/background"><shape><corners android:radius="3dp" /><solid android:color="#ECF0F1" /></shape></item><item android:id="@android:id/secondaryProgress"><clip><shape><corners android:radius="3dp" /><solid android:color="#C6CACE" /></shape></clip></item><item android:id="@android:id/progress"><clip><shape><corners android:radius="3dp" /><solid android:color="#007AFF" /></shape></clip></item></layer-list>