android– 我们如何减少制表符布局文本与其指标之间的差距

ID.support.design.Widget.CoordinatorLayout xmlns:androID="http://schemas.androID.com/apk/res/androID"    xmlns:app="http://schemas.androID.com/apk/res-auto"    androID:ID="@+ID/htab_maincontent"    androID:layout_wIDth="match_parent"    androID:layout_height="match_parent"    androID:fitsSystemwindows="true">    ID.support.design.Widget.AppbarLayout        androID:ID="@+ID/htab_appbar"        androID:layout_wIDth="match_parent"        androID:layout_height="wrap_content"        androID:background="#2fff00"        androID:fitsSystemwindows="true"        androID:theme="@style/themeOverlay.AppCompat.Dark.Actionbar">        ID.support.design.Widget.CollapsingToolbarLayout            androID:ID="@+ID/htab_collapse_toolbar"            androID:layout_wIDth="match_parent"            androID:layout_height="match_parent"            androID:fitsSystemwindows="true"            app:contentScrim="?attr/colorPrimary"            app:expandedTitlemarginEnd="64dp"            app:expandedTitlemarginStart="48dp"            app:layout_scrollFlags="scroll|exitUntilCollapsed"            app:TitleEnabled="false">            ID.support.v7.Widget.Toolbar                androID:ID="@+ID/htab_toolbar"                androID:layout_wIDth="match_parent"                androID:layout_height="?attr/actionbarSize"                androID:background="@androID:color/transparent"                app:contentInsetStart="0dp"                app:layout_collapseMode="pin"                app:popuptheme="@style/themeOverlay.AppCompat.light" />            

绘制/ tab_selector