形状边框中间带有箭头的可绘制形状

Drawable shape with arrow in the middle of the shape border

如何使可绘制文件具有与此图像类似的视图?

这里是图片的解决方案drawabe

 <?xml version="1.0" encoding="utf-8"?>
    <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
        <item>
            <shape android:shape="rectangle">
                <solid android:color= "@color/themeColor"></solid>
                <size android:width="150dp" android:height="100dp"/>
            </shape>
        </item>
        <item>
            <rotate android:fromDegrees="45" android:toDegrees="45"
                android:pivotX="12%" android:pivotY="-140%" >
                <shape android:shape="rectangle" >
                    <solid android:color="#ffffff" />
                </shape>
            </rotate>
        </item>
    </layer-list>