attrs.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <attr name="imageRatio" format="enum">
        <enum name="square" value="0" />
        <enum name="W2L1" value="1" />
    </attr>
    <attr name="imageOrientation" format="enum">
        <enum name="landscape" value="0"/>
        <enum name="portrait" value="1"/>
    </attr>

    <declare-styleable name="ImageRatioView">
        <attr name="imageRatio" />
        <attr name="imageOrientation" />
    </declare-styleable>
</resources>