android - textView, setText, setTextColor, setTextSize, setTypeface

파일명 : activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical">

    <TextView
        android:id="@+id/textView1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="textView 연습 1" />

    <TextView
        android:id="@+id/textView2"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="textView 연습 2" />

    <TextView
        android:id="@+id/textView3"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="textView 연습 2" />

</LinearLayout>

파일명 : MainActivity.java

package com.example.it.myapplication4;

import android.graphics.Color;
import android.graphics.Typeface;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        TextView t1, t2, t3;

        t1 = (TextView) findViewById(R.id.textView1);
        t2 = (TextView) findViewById(R.id.textView2);
        t3 = (TextView) findViewById(R.id.textView3);

        t1.setText("안녕하세요");
        t1.setTextColor(Color.RED);
        t2.setTextSize(30);
        t2.setTypeface(Typeface.SANS_SERIF, Typeface.BOLD_ITALIC);
        t3.setText("가나다라마바사아자차가타파하가나다라마바사아자차가타파하가나다라마바사아자차가타파하");
        t3.setSingleLine();
    }
}

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