안드로이드 실제 비율만큼 조정하기

밑과 같이 쓰면 된다.

android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="400"

즉, height를 0으로 놓고, weight로 비율조정을 한다.

다만, LinearLayout 이며 Orientation속성이 Vertical 해야한다.

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"

    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"

    app:layout_behavior="@string/appbar_scrolling_view_behavior"
    tools:context="com.example.kohry.alphaface2.MainActivity"
    tools:showIn="@layout/activity_main">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="50"

        android:orientation="vertical"
        android:paddingBottom="@dimen/activity_vertical_margin"
        android:paddingLeft="@dimen/activity_horizontal_margin"
        android:paddingRight="@dimen/activity_horizontal_margin"
        android:paddingTop="@dimen/activity_vertical_margin"
        >

        <TextView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:text="PlaceHolder for Advertisement"/>

        </LinearLayout>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="400"

        android:orientation="vertical"
        android:paddingBottom="@dimen/activity_vertical_margin"
        android:paddingLeft="@dimen/activity_horizontal_margin"
        android:paddingRight="@dimen/activity_horizontal_margin"
        android:paddingTop="@dimen/activity_vertical_margin"

        android:background="@color/colorPrimary"

        >

        <ImageView
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="100"
            android:id="@+id/imageView1"
            />

        <TextView
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="30"
            android:id="@+id/txt_detail"
            />

        <TextView
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="10"
            android:id="@+id/txt_score"
            android:textSize="5pt"
            android:text=""
            android:scrollbars="vertical"/>

        <Button
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="20"
            android:text="see detail"
            android:id="@+id/btn_detail"/>

    </LinearLayout>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="100"

        android:orientation="vertical"
        android:paddingBottom="@dimen/activity_vertical_margin"
        android:paddingLeft="@dimen/activity_horizontal_margin"
        android:paddingRight="@dimen/activity_horizontal_margin"
        >

    <Button
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:text="사람얼굴찾기"
        android:id="@+id/button1"
        android:layout_weight="100"/>

        <TextView
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="100"/>


    </LinearLayout>

    </LinearLayout>