translate the note of FileUtil into English

translate the note of FileUtil into English
pull/112/head
xufulong 5 years ago
parent 0761e47959
commit d236171c01
  1. 21
      app/src/main/java/com/frank/ffmpeg/util/BitmapUtil.java
  2. 9
      app/src/main/java/com/frank/ffmpeg/util/FileUtil.java

@ -13,7 +13,7 @@ import java.io.FileOutputStream;
import java.io.IOException; import java.io.IOException;
/** /**
* bitmap工具类文字转成图片 * bitmap tool
* Created by frank on 2018/1/24. * Created by frank on 2018/1/24.
*/ */
@ -23,10 +23,11 @@ public class BitmapUtil {
private final static int TEXT_COLOR = Color.RED; private final static int TEXT_COLOR = Color.RED;
/** /**
* 文本转成Bitmap * convert text to bitmap
* @param text 文本内容 *
* @param context 上下文 * @param text text
* @return 图片的bitmap * @param context context
* @return bitmap of teh text
*/ */
private static Bitmap textToBitmap(String text, Context context) { private static Bitmap textToBitmap(String text, Context context) {
float scale = context.getResources().getDisplayMetrics().scaledDensity; float scale = context.getResources().getDisplayMetrics().scaledDensity;
@ -51,11 +52,12 @@ public class BitmapUtil {
} }
/** /**
* 文字生成图片 * convert text to picture
*
* @param filePath filePath * @param filePath filePath
* @param text text * @param text text
* @param context context * @param context context
* @return 生成图片是否成功 * @return result of generating picture
*/ */
public static boolean textToPicture(String filePath, String text, Context context) { public static boolean textToPicture(String filePath, String text, Context context) {
Bitmap bitmap = textToBitmap(text, context); Bitmap bitmap = textToBitmap(text, context);
@ -80,9 +82,10 @@ public class BitmapUtil {
} }
/** /**
* 删除源文件 * delete file
*
* @param filePath filePath * @param filePath filePath
* @return 删除是否成功 * @return result of deletion
*/ */
public static boolean deleteTextFile(String filePath) { public static boolean deleteTextFile(String filePath) {
File file = new File(filePath); File file = new File(filePath);

@ -9,7 +9,7 @@ import java.io.FileOutputStream;
import java.io.IOException; import java.io.IOException;
/** /**
* 文件工具类 * file tool
* Created by frank on 2018/5/9. * Created by frank on 2018/5/9.
*/ */
@ -88,9 +88,10 @@ public class FileUtil {
} }
/** /**
* 判断文件是否存在 * check the file exist or not
* @param path 文件路径 *
* @return 文件是否存在 * @param path the path of file
* @return result of exist or not
*/ */
public static boolean checkFileExist(String path) { public static boolean checkFileExist(String path) {
if (TextUtils.isEmpty(path)) { if (TextUtils.isEmpty(path)) {

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