Android 编程下字库的使用及注意事项

package cn.sunzn.fonts;
import android.app.Activity;
import android.graphics.Typeface;
import android.os.Bundle;
import android.view.Menu;
import android.widget.TextView;
public class MainActivity extends Activity {
private TextView tv_title;
private TextView tv_author;
private TextView tv_line1;
private TextView tv_line2;
private TextView tv_line3;
private TextView tv_line4;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
/**
* 在 assets 目录下创建 fonts 文件夹并放入要使用的字体文件(**.ttf)并提供相对路径给
* createFromAsset(AssetManager mgr, String path) 来创建 Typeface 对象，再通
* 过TextView.setTypeface(Typeface tf) 指定文本显示的字体。
*/
Typeface face = Typeface.createFromAsset(getAssets(),"fonts/SIMFANG.TTF");
tv_title = (TextView) findViewById(R.id.tv_title);
tv_title.setTypeface(face);
tv_author = (TextView) findViewById(R.id.tv_author);
tv_author.setTypeface(face);
tv_line1 = (TextView) findViewById(R.id.tv_line1);
tv_line1.setTypeface(face);
tv_line2 = (TextView) findViewById(R.id.tv_line2);
tv_line2.setTypeface(face);
tv_line3 = (TextView) findViewById(R.id.tv_line3);
tv_line3.setTypeface(face);
tv_line4 = (TextView) findViewById(R.id.tv_line4);
tv_line4.setTypeface(face);
}
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.activity_main, menu);
return true;
}
}