diff options
Diffstat (limited to 'app/src/main/java/com/xc3fff0e/xmanager')
| -rw-r--r-- | app/src/main/java/com/xc3fff0e/xmanager/FileUtil.java | 1119 |
1 files changed, 555 insertions, 564 deletions
diff --git a/app/src/main/java/com/xc3fff0e/xmanager/FileUtil.java b/app/src/main/java/com/xc3fff0e/xmanager/FileUtil.java index d995925..73a1468 100644 --- a/app/src/main/java/com/xc3fff0e/xmanager/FileUtil.java +++ b/app/src/main/java/com/xc3fff0e/xmanager/FileUtil.java @@ -37,568 +37,559 @@ import java.util.Date; public class FileUtil { -private static void createNewFile(String path) { -int lastSep = path.lastIndexOf(File.separator); -if (lastSep > 0) { -String dirPath = path.substring(0, lastSep); -makeDir(dirPath); + private static void createNewFile(String path) { + int lastSep = path.lastIndexOf(File.separator); + if (lastSep > 0) { + String dirPath = path.substring(0, lastSep); + makeDir(dirPath); + } + + File file = new File(path); + + try { + if (!file.exists()) file.createNewFile(); + } catch (IOException e) { + e.printStackTrace(); + } + } + + public static String readFile(String path) { + createNewFile(path); + + StringBuilder sb = new StringBuilder(); + FileReader fr = null; + try { + fr = new FileReader(new File(path)); + + char[] buff = new char[1024]; + int length = 0; + + while ((length = fr.read(buff)) > 0) { + sb.append(new String(buff, 0, length)); + } + } catch (IOException e) { + e.printStackTrace(); + } finally { + if (fr != null) { + try { + fr.close(); + } catch (Exception e) { + e.printStackTrace(); + } + } + } + + return sb.toString(); + } + + public static void writeFile(String path, String str) { + createNewFile(path); + FileWriter fileWriter = null; + + try { + fileWriter = new FileWriter(new File(path), false); + fileWriter.write(str); + fileWriter.flush(); + } catch (IOException e) { + e.printStackTrace(); + } finally { + try { + if (fileWriter != null) + fileWriter.close(); + } catch (IOException e) { + e.printStackTrace(); + } + } + } + + public static void copyFile(String sourcePath, String destPath) { + if (!isExistFile(sourcePath)) return; + createNewFile(destPath); + + FileInputStream fis = null; + FileOutputStream fos = null; + + try { + fis = new FileInputStream(sourcePath); + fos = new FileOutputStream(destPath, false); + + byte[] buff = new byte[1024]; + int length = 0; + + while ((length = fis.read(buff)) > 0) { + fos.write(buff, 0, length); + } + } catch (IOException e) { + e.printStackTrace(); + } finally { + if (fis != null) { + try { + fis.close(); + } catch (IOException e) { + e.printStackTrace(); + } + } + if (fos != null) { + try { + fos.close(); + } catch (IOException e) { + e.printStackTrace(); + } + } + } + } + + public static void copyDir(String oldPath, String newPath) { + File oldFile = new File(oldPath); + File[] files = oldFile.listFiles(); + File newFile = new File(newPath); + if (!newFile.exists()) { + newFile.mkdirs(); + } + for (File file : files) { + if (file.isFile()) { + copyFile(file.getPath(), newPath + "/" + file.getName()); + } else if (file.isDirectory()) { + copyDir(file.getPath(), newPath + "/" + file.getName()); + } + } + } + + public static void moveFile(String sourcePath, String destPath) { + copyFile(sourcePath, destPath); + deleteFile(sourcePath); + } + + public static void deleteFile(String path) { + File file = new File(path); + + if (!file.exists()) return; + + if (file.isFile()) { + file.delete(); + return; + } + + File[] fileArr = file.listFiles(); + + if (fileArr != null) { + for (File subFile : fileArr) { + if (subFile.isDirectory()) { + deleteFile(subFile.getAbsolutePath()); + } + + if (subFile.isFile()) { + subFile.delete(); + } + } + } + + file.delete(); + } + + public static boolean isExistFile(String path) { + File file = new File(path); + return file.exists(); + } + + public static void makeDir(String path) { + if (!isExistFile(path)) { + File file = new File(path); + file.mkdirs(); + } + } + + public static void listDir(String path, ArrayList<String> list) { + File dir = new File(path); + if (!dir.exists() || dir.isFile()) return; + + File[] listFiles = dir.listFiles(); + if (listFiles == null || listFiles.length <= 0) return; + + if (list == null) return; + list.clear(); + for (File file : listFiles) { + list.add(file.getAbsolutePath()); + } + } + + public static boolean isDirectory(String path) { + if (!isExistFile(path)) return false; + return new File(path).isDirectory(); + } + + public static boolean isFile(String path) { + if (!isExistFile(path)) return false; + return new File(path).isFile(); + } + + public static long getFileLength(String path) { + if (!isExistFile(path)) return 0; + return new File(path).length(); + } + + public static String getExternalStorageDir() { + return Environment.getExternalStorageDirectory().getAbsolutePath(); + } + + public static String getPackageDataDir(Context context) { + return context.getExternalFilesDir(null).getAbsolutePath(); + } + + public static String getPublicDir(String type) { + return Environment.getExternalStoragePublicDirectory(type).getAbsolutePath(); + } + + public static String convertUriToFilePath(final Context context, final Uri uri) { + String path = null; + if (DocumentsContract.isDocumentUri(context, uri)) { + if (isExternalStorageDocument(uri)) { + final String docId = DocumentsContract.getDocumentId(uri); + final String[] split = docId.split(":"); + final String type = split[0]; + + if ("primary".equalsIgnoreCase(type)) { + path = Environment.getExternalStorageDirectory() + "/" + split[1]; + } + } else if (isDownloadsDocument(uri)) { + final String id = DocumentsContract.getDocumentId(uri); + + if (!TextUtils.isEmpty(id)) { + if (id.startsWith("raw:")) { + return id.replaceFirst("raw:", ""); + } + } + + final Uri contentUri = ContentUris + .withAppendedId(Uri.parse("content://downloads/public_downloads"), Long.valueOf(id)); + + path = getDataColumn(context, contentUri, null, null); + } else if (isMediaDocument(uri)) { + final String docId = DocumentsContract.getDocumentId(uri); + final String[] split = docId.split(":"); + final String type = split[0]; + + Uri contentUri = null; + if ("image".equals(type)) { + contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI; + } else if ("video".equals(type)) { + contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI; + } else if ("audio".equals(type)) { + contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI; + } + + final String selection = "_id=?"; + final String[] selectionArgs = new String[]{ + split[1] + }; + + path = getDataColumn(context, contentUri, selection, selectionArgs); + } + } else if (ContentResolver.SCHEME_CONTENT.equalsIgnoreCase(uri.getScheme())) { + path = getDataColumn(context, uri, null, null); + } else if (ContentResolver.SCHEME_FILE.equalsIgnoreCase(uri.getScheme())) { + path = uri.getPath(); + } + + if (path != null) { + try { + return URLDecoder.decode(path, "UTF-8"); + } catch(Exception e) { + return null; + } + } + return null; + } + + private static String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) { + final String column = MediaStore.Images.Media.DATA; + final String[] projection = { + column + }; + + try (Cursor cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null)) { + if (cursor != null && cursor.moveToFirst()) { + final int column_index = cursor.getColumnIndexOrThrow(column); + return cursor.getString(column_index); + } + } catch (Exception e) { + + } + return null; + } + + + private static boolean isExternalStorageDocument(Uri uri) { + return "com.android.externalstorage.documents".equals(uri.getAuthority()); + } + + private static boolean isDownloadsDocument(Uri uri) { + return "com.android.providers.downloads.documents".equals(uri.getAuthority()); + } + + private static boolean isMediaDocument(Uri uri) { + return "com.android.providers.media.documents".equals(uri.getAuthority()); + } + + private static void saveBitmap(Bitmap bitmap, String destPath) { + FileUtil.createNewFile(destPath); + try (FileOutputStream out = new FileOutputStream(new File(destPath))) { + bitmap.compress(Bitmap.CompressFormat.PNG, 100, out); + } catch (Exception e) { + e.printStackTrace(); + } + } + + public static Bitmap getScaledBitmap(String path, int max) { + Bitmap src = BitmapFactory.decodeFile(path); + + int width = src.getWidth(); + int height = src.getHeight(); + float rate = 0.0f; + + if (width > height) { + rate = max / (float) width; + height = (int) (height * rate); + width = max; + } else { + rate = max / (float) height; + width = (int) (width * rate); + height = max; + } + + return Bitmap.createScaledBitmap(src, width, height, true); + } + + public static int calculateInSampleSize(BitmapFactory.Options options, int reqWidth, int reqHeight) { + final int width = options.outWidth; + final int height = options.outHeight; + int inSampleSize = 1; + + if (height > reqHeight || width > reqWidth) { + final int halfHeight = height / 2; + final int halfWidth = width / 2; + + while ((halfHeight / inSampleSize) >= reqHeight && (halfWidth / inSampleSize) >= reqWidth) { + inSampleSize *= 2; + } + } + + return inSampleSize; + } + + public static Bitmap decodeSampleBitmapFromPath(String path, int reqWidth, int reqHeight) { + final BitmapFactory.Options options = new BitmapFactory.Options(); + options.inJustDecodeBounds = true; + BitmapFactory.decodeFile(path, options); + + options.inSampleSize = calculateInSampleSize(options, reqWidth, reqHeight); + + options.inJustDecodeBounds = false; + return BitmapFactory.decodeFile(path, options); + } + + public static void resizeBitmapFileRetainRatio(String fromPath, String destPath, int max) { + if (!isExistFile(fromPath)) return; + Bitmap bitmap = getScaledBitmap(fromPath, max); + saveBitmap(bitmap, destPath); + } + + public static void resizeBitmapFileToSquare(String fromPath, String destPath, int max) { + if (!isExistFile(fromPath)) return; + Bitmap src = BitmapFactory.decodeFile(fromPath); + Bitmap bitmap = Bitmap.createScaledBitmap(src, max, max, true); + saveBitmap(bitmap, destPath); + } + + public static void resizeBitmapFileToCircle(String fromPath, String destPath) { + if (!isExistFile(fromPath)) return; + Bitmap src = BitmapFactory.decodeFile(fromPath); + Bitmap bitmap = Bitmap.createBitmap(src.getWidth(), + src.getHeight(), Bitmap.Config.ARGB_8888); + Canvas canvas = new Canvas(bitmap); + + final int color = 0xff424242; + final Paint paint = new Paint(); + final Rect rect = new Rect(0, 0, src.getWidth(), src.getHeight()); + + paint.setAntiAlias(true); + canvas.drawARGB(0, 0, 0, 0); + paint.setColor(color); + canvas.drawCircle(src.getWidth() / 2, src.getHeight() / 2, + src.getWidth() / 2, paint); + paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN)); + canvas.drawBitmap(src, rect, rect, paint); + + saveBitmap(bitmap, destPath); + } + + public static void resizeBitmapFileWithRoundedBorder(String fromPath, String destPath, int pixels) { + if (!isExistFile(fromPath)) return; + Bitmap src = BitmapFactory.decodeFile(fromPath); + Bitmap bitmap = Bitmap.createBitmap(src.getWidth(), src + .getHeight(), Bitmap.Config.ARGB_8888); + Canvas canvas = new Canvas(bitmap); + + final int color = 0xff424242; + final Paint paint = new Paint(); + final Rect rect = new Rect(0, 0, src.getWidth(), src.getHeight()); + final RectF rectF = new RectF(rect); + final float roundPx = pixels; + + paint.setAntiAlias(true); + canvas.drawARGB(0, 0, 0, 0); + paint.setColor(color); + canvas.drawRoundRect(rectF, roundPx, roundPx, paint); + + paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN)); + canvas.drawBitmap(src, rect, rect, paint); + + saveBitmap(bitmap, destPath); + } + + public static void cropBitmapFileFromCenter(String fromPath, String destPath, int w, int h) { + if (!isExistFile(fromPath)) return; + Bitmap src = BitmapFactory.decodeFile(fromPath); + + int width = src.getWidth(); + int height = src.getHeight(); + + if (width < w && height < h) return; + + int x = 0; + int y = 0; + + if (width > w) x = (width - w) / 2; + + if (height > h) y = (height - h) / 2; + + int cw = w; + int ch = h; + + if (w > width) cw = width; + + if (h > height) ch = height; + + Bitmap bitmap = Bitmap.createBitmap(src, x, y, cw, ch); + saveBitmap(bitmap, destPath); + } + + public static void rotateBitmapFile(String fromPath, String destPath, float angle) { + if (!isExistFile(fromPath)) return; + Bitmap src = BitmapFactory.decodeFile(fromPath); + Matrix matrix = new Matrix(); + matrix.postRotate(angle); + Bitmap bitmap = Bitmap.createBitmap(src, 0, 0, src.getWidth(), src.getHeight(), matrix, true); + saveBitmap(bitmap, destPath); + } + + public static void scaleBitmapFile(String fromPath, String destPath, float x, float y) { + if (!isExistFile(fromPath)) return; + Bitmap src = BitmapFactory.decodeFile(fromPath); + Matrix matrix = new Matrix(); + matrix.postScale(x, y); + + int w = src.getWidth(); + int h = src.getHeight(); + + Bitmap bitmap = Bitmap.createBitmap(src, 0, 0, w, h, matrix, true); + saveBitmap(bitmap, destPath); + } + + public static void skewBitmapFile(String fromPath, String destPath, float x, float y) { + if (!isExistFile(fromPath)) return; + Bitmap src = BitmapFactory.decodeFile(fromPath); + Matrix matrix = new Matrix(); + matrix.postSkew(x, y); + + int w = src.getWidth(); + int h = src.getHeight(); + + Bitmap bitmap = Bitmap.createBitmap(src, 0, 0, w, h, matrix, true); + saveBitmap(bitmap, destPath); + } + + public static void setBitmapFileColorFilter(String fromPath, String destPath, int color) { + if (!isExistFile(fromPath)) return; + Bitmap src = BitmapFactory.decodeFile(fromPath); + Bitmap bitmap = Bitmap.createBitmap(src, 0, 0, + src.getWidth() - 1, src.getHeight() - 1); + Paint p = new Paint(); + ColorFilter filter = new LightingColorFilter(color, 1); + p.setColorFilter(filter); + Canvas canvas = new Canvas(bitmap); + canvas.drawBitmap(bitmap, 0, 0, p); + saveBitmap(bitmap, destPath); + } + + public static void setBitmapFileBrightness(String fromPath, String destPath, float brightness) { + if (!isExistFile(fromPath)) return; + Bitmap src = BitmapFactory.decodeFile(fromPath); + ColorMatrix cm = new ColorMatrix(new float[] + { + 1, 0, 0, 0, brightness, + 0, 1, 0, 0, brightness, + 0, 0, 1, 0, brightness, + 0, 0, 0, 1, 0 + }); + + Bitmap bitmap = Bitmap.createBitmap(src.getWidth(), src.getHeight(), src.getConfig()); + Canvas canvas = new Canvas(bitmap); + Paint paint = new Paint(); + paint.setColorFilter(new ColorMatrixColorFilter(cm)); + canvas.drawBitmap(src, 0, 0, paint); + saveBitmap(bitmap, destPath); + } + + public static void setBitmapFileContrast(String fromPath, String destPath, float contrast) { + if (!isExistFile(fromPath)) return; + Bitmap src = BitmapFactory.decodeFile(fromPath); + ColorMatrix cm = new ColorMatrix(new float[] + { + contrast, 0, 0, 0, 0, + 0, contrast, 0, 0, 0, + 0, 0, contrast, 0, 0, + 0, 0, 0, 1, 0 + }); + + Bitmap bitmap = Bitmap.createBitmap(src.getWidth(), src.getHeight(), src.getConfig()); + Canvas canvas = new Canvas(bitmap); + Paint paint = new Paint(); + paint.setColorFilter(new ColorMatrixColorFilter(cm)); + canvas.drawBitmap(src, 0, 0, paint); + + saveBitmap(bitmap, destPath); + } + + public static int getJpegRotate(String filePath) { + int rotate = 0; + try { + ExifInterface exif = new ExifInterface(filePath); + int iOrientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, -1); + + switch (iOrientation) { + case ExifInterface.ORIENTATION_ROTATE_90: + rotate = 90; + break; + + case ExifInterface.ORIENTATION_ROTATE_180: + rotate = 180; + break; + + case ExifInterface.ORIENTATION_ROTATE_270: + rotate = 270; + break; + } + } catch (IOException e) { + return 0; + } + + return rotate; + } + + public static File createNewPictureFile(Context context) { + SimpleDateFormat date = new SimpleDateFormat("yyyyMMdd_HHmmss"); + String fileName = date.format(new Date()) + ".jpg"; + return new File(context.getExternalFilesDir(Environment.DIRECTORY_DCIM).getAbsolutePath() + File.separator + fileName); + } } - -File file = new File(path); - -try { -if (!file.exists()) -file.createNewFile(); -} catch (IOException e) { -e.printStackTrace(); -} -} - -public static String readFile(String path) { -createNewFile(path); - -StringBuilder sb = new StringBuilder(); -FileReader fr = null; -try { -fr = new FileReader(new File(path)); - -char[] buff = new char[1024]; -int length = 0; - -while ((length = fr.read(buff)) > 0) { -sb.append(new String(buff, 0, length)); -} -} catch (IOException e) { -e.printStackTrace(); -} finally { -if (fr != null) { -try { -fr.close(); -} catch (Exception e) { -e.printStackTrace(); -} -} -} - -return sb.toString(); -} - -public static void writeFile(String path, String str) { -createNewFile(path); -FileWriter fileWriter = null; - -try { -fileWriter = new FileWriter(new File(path), false); -fileWriter.write(str); -fileWriter.flush(); -} catch (IOException e) { -e.printStackTrace(); -} finally { -try { -if (fileWriter != null) -fileWriter.close(); -} catch (IOException e) { -e.printStackTrace(); -} -} -} - -public static void copyFile(String sourcePath, String destPath) { -if (!isExistFile(sourcePath)) return; -createNewFile(destPath); - -FileInputStream fis = null; -FileOutputStream fos = null; - -try { -fis = new FileInputStream(sourcePath); -fos = new FileOutputStream(destPath, false); - -byte[] buff = new byte[1024]; -int length = 0; - -while ((length = fis.read(buff)) > 0) { -fos.write(buff, 0, length); -} -} catch (IOException e) { -e.printStackTrace(); -} finally { -if (fis != null) { -try { -fis.close(); -} catch (IOException e) { -e.printStackTrace(); -} -} -if (fos != null) { -try { -fos.close(); -} catch (IOException e) { -e.printStackTrace(); -} -} -} -} - -public static void moveFile(String sourcePath, String destPath) { -copyFile(sourcePath, destPath); -deleteFile(sourcePath); -} - -public static void deleteFile(String path) { -File file = new File(path); - -if (!file.exists()) return; - -if (file.isFile()) { -file.delete(); -return; -} - -File[] fileArr = file.listFiles(); - -if (fileArr != null) { -for (File subFile : fileArr) { -if (subFile.isDirectory()) { -deleteFile(subFile.getAbsolutePath()); -} - -if (subFile.isFile()) { -subFile.delete(); -} -} -} - -file.delete(); -} - -public static boolean isExistFile(String path) { -File file = new File(path); -return file.exists(); -} - -public static void makeDir(String path) { -if (!isExistFile(path)) { -File file = new File(path); -file.mkdirs(); -} -} - -public static void listDir(String path, ArrayList<String> list) { -File dir = new File(path); -if (!dir.exists() || dir.isFile()) return; - -File[] listFiles = dir.listFiles(); -if (listFiles == null || listFiles.length <= 0) return; - -if (list == null) return; -list.clear(); -for (File file : listFiles) { -list.add(file.getAbsolutePath()); -} -} - -public static boolean isDirectory(String path) { -if (!isExistFile(path)) return false; -return new File(path).isDirectory(); -} - -public static boolean isFile(String path) { -if (!isExistFile(path)) return false; -return new File(path).isFile(); -} - -public static long getFileLength(String path) { -if (!isExistFile(path)) return 0; -return new File(path).length(); -} - -public static String getExternalStorageDir() { -return Environment.getExternalStorageDirectory().getAbsolutePath(); -} - -public static String getPackageDataDir(Context context) { -return context.getExternalFilesDir(null).getAbsolutePath(); -} - -public static String getPublicDir(String type) { -return Environment.getExternalStoragePublicDirectory(type).getAbsolutePath(); -} - -public static String convertUriToFilePath(final Context context, final Uri uri) { -String path = null; -if (DocumentsContract.isDocumentUri(context, uri)) { -if (isExternalStorageDocument(uri)) { -final String docId = DocumentsContract.getDocumentId(uri); -final String[] split = docId.split(":"); -final String type = split[0]; - -if ("primary".equalsIgnoreCase(type)) { -path = Environment.getExternalStorageDirectory() + "/" + split[1]; -} -} else if (isDownloadsDocument(uri)) { -final String id = DocumentsContract.getDocumentId(uri); - -if (!TextUtils.isEmpty(id)) { -if (id.startsWith("raw:")) { -return id.replaceFirst("raw:", ""); -} -} - -final Uri contentUri = ContentUris -.withAppendedId(Uri.parse("content://downloads/public_downloads"), Long.valueOf(id)); - -path = getDataColumn(context, contentUri, null, null); -} else if (isMediaDocument(uri)) { -final String docId = DocumentsContract.getDocumentId(uri); -final String[] split = docId.split(":"); -final String type = split[0]; - -Uri contentUri = null; -if ("image".equals(type)) { -contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI; -} else if ("video".equals(type)) { -contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI; -} else if ("audio".equals(type)) { -contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI; -} - -final String selection = MediaStore.Audio.Media._ID + "=?"; -final String[] selectionArgs = new String[]{ -split[1] -}; - -path = getDataColumn(context, contentUri, selection, selectionArgs); -} -} else if (ContentResolver.SCHEME_CONTENT.equalsIgnoreCase(uri.getScheme())) { -path = getDataColumn(context, uri, null, null); -} else if (ContentResolver.SCHEME_FILE.equalsIgnoreCase(uri.getScheme())) { -path = uri.getPath(); -} - -if (path != null) { -try { -return URLDecoder.decode(path, "UTF-8"); -}catch(Exception e){ -return null; -} -} -return null; -} - -private static String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) { -Cursor cursor = null; - -final String column = MediaStore.Images.Media.DATA; -final String[] projection = { -column -}; - -try { -cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null); -if (cursor != null && cursor.moveToFirst()) { -final int column_index = cursor.getColumnIndexOrThrow(column); -return cursor.getString(column_index); -} -} catch (Exception e) { - -} finally { -if (cursor != null) { -cursor.close(); -} -} -return null; -} - - -private static boolean isExternalStorageDocument(Uri uri) { -return "com.android.externalstorage.documents".equals(uri.getAuthority()); -} - -private static boolean isDownloadsDocument(Uri uri) { -return "com.android.providers.downloads.documents".equals(uri.getAuthority()); -} - -private static boolean isMediaDocument(Uri uri) { -return "com.android.providers.media.documents".equals(uri.getAuthority()); -} - -private static void saveBitmap(Bitmap bitmap, String destPath) { -FileOutputStream out = null; -FileUtil.createNewFile(destPath); -try { -out = new FileOutputStream(new File(destPath)); -bitmap.compress(Bitmap.CompressFormat.PNG, 100, out); -} catch (Exception e) { -e.printStackTrace(); -} finally { -try { -if (out != null) { -out.close(); -} -} catch (IOException e) { -e.printStackTrace(); -} -} -} - -public static Bitmap getScaledBitmap(String path, int max) { -Bitmap src = BitmapFactory.decodeFile(path); - -int width = src.getWidth(); -int height = src.getHeight(); -float rate = 0.0f; - -if (width > height) { -rate = max / (float) width; -height = (int) (height * rate); -width = max; -} else { -rate = max / (float) height; -width = (int) (width * rate); -height = max; -} - -return Bitmap.createScaledBitmap(src, width, height, true); -} - -public static int calculateInSampleSize(BitmapFactory.Options options, int reqWidth, int reqHeight) { -final int width = options.outWidth; -final int height = options.outHeight; -int inSampleSize = 1; - -if (height > reqHeight || width > reqWidth) { -final int halfHeight = height / 2; -final int halfWidth = width / 2; - -while ((halfHeight / inSampleSize) >= reqHeight && (halfWidth / inSampleSize) >= reqWidth) { -inSampleSize *= 2; -} -} - -return inSampleSize; -} - -public static Bitmap decodeSampleBitmapFromPath(String path, int reqWidth, int reqHeight) { -final BitmapFactory.Options options = new BitmapFactory.Options(); -options.inJustDecodeBounds = true; -BitmapFactory.decodeFile(path, options); - -options.inSampleSize = calculateInSampleSize(options, reqWidth, reqHeight); - -options.inJustDecodeBounds = false; -return BitmapFactory.decodeFile(path, options); -} - -public static void resizeBitmapFileRetainRatio(String fromPath, String destPath, int max) { -if (!isExistFile(fromPath)) return; -Bitmap bitmap = getScaledBitmap(fromPath, max); -saveBitmap(bitmap, destPath); -} - -public static void resizeBitmapFileToSquare(String fromPath, String destPath, int max) { -if (!isExistFile(fromPath)) return; -Bitmap src = BitmapFactory.decodeFile(fromPath); -Bitmap bitmap = Bitmap.createScaledBitmap(src, max, max, true); -saveBitmap(bitmap, destPath); -} - -public static void resizeBitmapFileToCircle(String fromPath, String destPath) { -if (!isExistFile(fromPath)) return; -Bitmap src = BitmapFactory.decodeFile(fromPath); -Bitmap bitmap = Bitmap.createBitmap(src.getWidth(), -src.getHeight(), Bitmap.Config.ARGB_8888); -Canvas canvas = new Canvas(bitmap); - -final int color = 0xff424242; -final Paint paint = new Paint(); -final Rect rect = new Rect(0, 0, src.getWidth(), src.getHeight()); - -paint.setAntiAlias(true); -canvas.drawARGB(0, 0, 0, 0); -paint.setColor(color); -canvas.drawCircle(src.getWidth() / 2, src.getHeight() / 2, -src.getWidth() / 2, paint); -paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN)); -canvas.drawBitmap(src, rect, rect, paint); - -saveBitmap(bitmap, destPath); -} - -public static void resizeBitmapFileWithRoundedBorder(String fromPath, String destPath, int pixels) { -if (!isExistFile(fromPath)) return; -Bitmap src = BitmapFactory.decodeFile(fromPath); -Bitmap bitmap = Bitmap.createBitmap(src.getWidth(), src -.getHeight(), Bitmap.Config.ARGB_8888); -Canvas canvas = new Canvas(bitmap); - -final int color = 0xff424242; -final Paint paint = new Paint(); -final Rect rect = new Rect(0, 0, src.getWidth(), src.getHeight()); -final RectF rectF = new RectF(rect); -final float roundPx = pixels; - -paint.setAntiAlias(true); -canvas.drawARGB(0, 0, 0, 0); -paint.setColor(color); -canvas.drawRoundRect(rectF, roundPx, roundPx, paint); - -paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN)); -canvas.drawBitmap(src, rect, rect, paint); - -saveBitmap(bitmap, destPath); -} - -public static void cropBitmapFileFromCenter(String fromPath, String destPath, int w, int h) { -if (!isExistFile(fromPath)) return; -Bitmap src = BitmapFactory.decodeFile(fromPath); - -int width = src.getWidth(); -int height = src.getHeight(); - -if (width < w && height < h) -return; - -int x = 0; -int y = 0; - -if (width > w) -x = (width - w) / 2; - -if (height > h) -y = (height - h) / 2; - -int cw = w; -int ch = h; - -if (w > width) -cw = width; - -if (h > height) -ch = height; - -Bitmap bitmap = Bitmap.createBitmap(src, x, y, cw, ch); -saveBitmap(bitmap, destPath); -} - -public static void rotateBitmapFile(String fromPath, String destPath, float angle) { -if (!isExistFile(fromPath)) return; -Bitmap src = BitmapFactory.decodeFile(fromPath); -Matrix matrix = new Matrix(); -matrix.postRotate(angle); -Bitmap bitmap = Bitmap.createBitmap(src, 0, 0, src.getWidth(), src.getHeight(), matrix, true); -saveBitmap(bitmap, destPath); -} - -public static void scaleBitmapFile(String fromPath, String destPath, float x, float y) { -if (!isExistFile(fromPath)) return; -Bitmap src = BitmapFactory.decodeFile(fromPath); -Matrix matrix = new Matrix(); -matrix.postScale(x, y); - -int w = src.getWidth(); -int h = src.getHeight(); - -Bitmap bitmap = Bitmap.createBitmap(src, 0, 0, w, h, matrix, true); -saveBitmap(bitmap, destPath); -} - -public static void skewBitmapFile(String fromPath, String destPath, float x, float y) { -if (!isExistFile(fromPath)) return; -Bitmap src = BitmapFactory.decodeFile(fromPath); -Matrix matrix = new Matrix(); -matrix.postSkew(x, y); - -int w = src.getWidth(); -int h = src.getHeight(); - -Bitmap bitmap = Bitmap.createBitmap(src, 0, 0, w, h, matrix, true); -saveBitmap(bitmap, destPath); -} - -public static void setBitmapFileColorFilter(String fromPath, String destPath, int color) { -if (!isExistFile(fromPath)) return; -Bitmap src = BitmapFactory.decodeFile(fromPath); -Bitmap bitmap = Bitmap.createBitmap(src, 0, 0, -src.getWidth() - 1, src.getHeight() - 1); -Paint p = new Paint(); -ColorFilter filter = new LightingColorFilter(color, 1); -p.setColorFilter(filter); -Canvas canvas = new Canvas(bitmap); -canvas.drawBitmap(bitmap, 0, 0, p); -saveBitmap(bitmap, destPath); -} - -public static void setBitmapFileBrightness(String fromPath, String destPath, float brightness) { -if (!isExistFile(fromPath)) return; -Bitmap src = BitmapFactory.decodeFile(fromPath); -ColorMatrix cm = new ColorMatrix(new float[] -{ -1, 0, 0, 0, brightness, -0, 1, 0, 0, brightness, -0, 0, 1, 0, brightness, -0, 0, 0, 1, 0 -}); - -Bitmap bitmap = Bitmap.createBitmap(src.getWidth(), src.getHeight(), src.getConfig()); -Canvas canvas = new Canvas(bitmap); -Paint paint = new Paint(); -paint.setColorFilter(new ColorMatrixColorFilter(cm)); -canvas.drawBitmap(src, 0, 0, paint); -saveBitmap(bitmap, destPath); -} - -public static void setBitmapFileContrast(String fromPath, String destPath, float contrast) { -if (!isExistFile(fromPath)) return; -Bitmap src = BitmapFactory.decodeFile(fromPath); -ColorMatrix cm = new ColorMatrix(new float[] -{ -contrast, 0, 0, 0, 0, -0, contrast, 0, 0, 0, -0, 0, contrast, 0, 0, -0, 0, 0, 1, 0 -}); - -Bitmap bitmap = Bitmap.createBitmap(src.getWidth(), src.getHeight(), src.getConfig()); -Canvas canvas = new Canvas(bitmap); -Paint paint = new Paint(); -paint.setColorFilter(new ColorMatrixColorFilter(cm)); -canvas.drawBitmap(src, 0, 0, paint); - -saveBitmap(bitmap, destPath); -} - -public static int getJpegRotate(String filePath) { -int rotate = 0; -try { -ExifInterface exif = new ExifInterface(filePath); -int iOrientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, -1); - -switch (iOrientation) { -case ExifInterface.ORIENTATION_ROTATE_90: -rotate = 90; -break; -case ExifInterface.ORIENTATION_ROTATE_180: -rotate = 180; -break; -case ExifInterface.ORIENTATION_ROTATE_270: -rotate = 270; -break; -default: -rotate = 0; -break; -} -} -catch (IOException e) { -return 0; -} - -return rotate; -} -public static File createNewPictureFile(Context context) { -SimpleDateFormat date = new SimpleDateFormat("yyyyMMdd_HHmmss"); -String fileName = date.format(new Date()) + ".jpg"; -File file = new File(context.getExternalFilesDir(Environment.DIRECTORY_DCIM).getAbsolutePath() + File.separator + fileName); -return file; -} -}
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