microSD カードのビットマップ・ファイルのビュアー.画像の最大値 縦:272ピクセル,横:480ピクセル. Bitmap file viewer for microSD card. Maximum size Vertical: 272 pixels, Horizontal: 480.
Dependencies: SDFileSystem_Warning_Fixed F746_GUI
mbed_src_STM32F7/common/FilePath.cpp@0:f62ffd3644bf, 2018-10-21 (annotated)
- Committer:
- MikamiUitOpen
- Date:
- Sun Oct 21 11:29:47 2018 +0000
- Revision:
- 0:f62ffd3644bf
1
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
MikamiUitOpen | 0:f62ffd3644bf | 1 | /* mbed Microcontroller Library |
MikamiUitOpen | 0:f62ffd3644bf | 2 | * Copyright (c) 2006-2013 ARM Limited |
MikamiUitOpen | 0:f62ffd3644bf | 3 | * |
MikamiUitOpen | 0:f62ffd3644bf | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
MikamiUitOpen | 0:f62ffd3644bf | 5 | * you may not use this file except in compliance with the License. |
MikamiUitOpen | 0:f62ffd3644bf | 6 | * You may obtain a copy of the License at |
MikamiUitOpen | 0:f62ffd3644bf | 7 | * |
MikamiUitOpen | 0:f62ffd3644bf | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
MikamiUitOpen | 0:f62ffd3644bf | 9 | * |
MikamiUitOpen | 0:f62ffd3644bf | 10 | * Unless required by applicable law or agreed to in writing, software |
MikamiUitOpen | 0:f62ffd3644bf | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
MikamiUitOpen | 0:f62ffd3644bf | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
MikamiUitOpen | 0:f62ffd3644bf | 13 | * See the License for the specific language governing permissions and |
MikamiUitOpen | 0:f62ffd3644bf | 14 | * limitations under the License. |
MikamiUitOpen | 0:f62ffd3644bf | 15 | */ |
MikamiUitOpen | 0:f62ffd3644bf | 16 | #include "FilePath.h" |
MikamiUitOpen | 0:f62ffd3644bf | 17 | |
MikamiUitOpen | 0:f62ffd3644bf | 18 | namespace mbed { |
MikamiUitOpen | 0:f62ffd3644bf | 19 | |
MikamiUitOpen | 0:f62ffd3644bf | 20 | FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) { |
MikamiUitOpen | 0:f62ffd3644bf | 21 | if ((file_path[0] != '/') || (file_path[1] == 0)) return; |
MikamiUitOpen | 0:f62ffd3644bf | 22 | |
MikamiUitOpen | 0:f62ffd3644bf | 23 | const char* file_system = &file_path[1]; |
MikamiUitOpen | 0:f62ffd3644bf | 24 | file_name = file_system; |
MikamiUitOpen | 0:f62ffd3644bf | 25 | int len = 0; |
MikamiUitOpen | 0:f62ffd3644bf | 26 | while (true) { |
MikamiUitOpen | 0:f62ffd3644bf | 27 | char c = *file_name; |
MikamiUitOpen | 0:f62ffd3644bf | 28 | if (c == '/') { // end of object name |
MikamiUitOpen | 0:f62ffd3644bf | 29 | file_name++; // point to one char after the '/' |
MikamiUitOpen | 0:f62ffd3644bf | 30 | break; |
MikamiUitOpen | 0:f62ffd3644bf | 31 | } |
MikamiUitOpen | 0:f62ffd3644bf | 32 | if (c == 0) { // end of object name, with no filename |
MikamiUitOpen | 0:f62ffd3644bf | 33 | break; |
MikamiUitOpen | 0:f62ffd3644bf | 34 | } |
MikamiUitOpen | 0:f62ffd3644bf | 35 | len++; |
MikamiUitOpen | 0:f62ffd3644bf | 36 | file_name++; |
MikamiUitOpen | 0:f62ffd3644bf | 37 | } |
MikamiUitOpen | 0:f62ffd3644bf | 38 | |
MikamiUitOpen | 0:f62ffd3644bf | 39 | fb = FileBase::lookup(file_system, len); |
MikamiUitOpen | 0:f62ffd3644bf | 40 | } |
MikamiUitOpen | 0:f62ffd3644bf | 41 | |
MikamiUitOpen | 0:f62ffd3644bf | 42 | const char* FilePath::fileName(void) { |
MikamiUitOpen | 0:f62ffd3644bf | 43 | return file_name; |
MikamiUitOpen | 0:f62ffd3644bf | 44 | } |
MikamiUitOpen | 0:f62ffd3644bf | 45 | |
MikamiUitOpen | 0:f62ffd3644bf | 46 | bool FilePath::isFileSystem(void) { |
MikamiUitOpen | 0:f62ffd3644bf | 47 | if (NULL == fb) |
MikamiUitOpen | 0:f62ffd3644bf | 48 | return false; |
MikamiUitOpen | 0:f62ffd3644bf | 49 | return (fb->getPathType() == FileSystemPathType); |
MikamiUitOpen | 0:f62ffd3644bf | 50 | } |
MikamiUitOpen | 0:f62ffd3644bf | 51 | |
MikamiUitOpen | 0:f62ffd3644bf | 52 | FileSystemLike* FilePath::fileSystem(void) { |
MikamiUitOpen | 0:f62ffd3644bf | 53 | if (isFileSystem()) { |
MikamiUitOpen | 0:f62ffd3644bf | 54 | return (FileSystemLike*)fb; |
MikamiUitOpen | 0:f62ffd3644bf | 55 | } |
MikamiUitOpen | 0:f62ffd3644bf | 56 | return NULL; |
MikamiUitOpen | 0:f62ffd3644bf | 57 | } |
MikamiUitOpen | 0:f62ffd3644bf | 58 | |
MikamiUitOpen | 0:f62ffd3644bf | 59 | bool FilePath::isFile(void) { |
MikamiUitOpen | 0:f62ffd3644bf | 60 | if (NULL == fb) |
MikamiUitOpen | 0:f62ffd3644bf | 61 | return false; |
MikamiUitOpen | 0:f62ffd3644bf | 62 | return (fb->getPathType() == FilePathType); |
MikamiUitOpen | 0:f62ffd3644bf | 63 | } |
MikamiUitOpen | 0:f62ffd3644bf | 64 | |
MikamiUitOpen | 0:f62ffd3644bf | 65 | FileLike* FilePath::file(void) { |
MikamiUitOpen | 0:f62ffd3644bf | 66 | if (isFile()) { |
MikamiUitOpen | 0:f62ffd3644bf | 67 | return (FileLike*)fb; |
MikamiUitOpen | 0:f62ffd3644bf | 68 | } |
MikamiUitOpen | 0:f62ffd3644bf | 69 | return NULL; |
MikamiUitOpen | 0:f62ffd3644bf | 70 | } |
MikamiUitOpen | 0:f62ffd3644bf | 71 | |
MikamiUitOpen | 0:f62ffd3644bf | 72 | bool FilePath::exists(void) { |
MikamiUitOpen | 0:f62ffd3644bf | 73 | return fb != NULL; |
MikamiUitOpen | 0:f62ffd3644bf | 74 | } |
MikamiUitOpen | 0:f62ffd3644bf | 75 | |
MikamiUitOpen | 0:f62ffd3644bf | 76 | } // namespace mbed |