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Diffstat (limited to 'platform/android/file_access_android.cpp')
| -rw-r--r-- | platform/android/file_access_android.cpp | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/platform/android/file_access_android.cpp b/platform/android/file_access_android.cpp new file mode 100644 index 0000000000..f1a2bf5882 --- /dev/null +++ b/platform/android/file_access_android.cpp @@ -0,0 +1,187 @@ +/*************************************************************************/ +/* file_access_android.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* http://www.godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ +#include "file_access_android.h" +#include "print_string.h" + +#ifdef ANDROID_NATIVE_ACTIVITY + + +AAssetManager *FileAccessAndroid::asset_manager=NULL; + + +void FileAccessAndroid::make_default() { + + create_func=create_android; +} + +FileAccess* FileAccessAndroid::create_android() { + + return memnew(FileAccessAndroid); +} + + +Error FileAccessAndroid::open(const String& p_path, int p_mode_flags) { + + String path=fix_path(p_path).simplify_path(); + if (path.begins_with("/")) + path=path.substr(1,path.length()); + else if (path.begins_with("res://")) + path=path.substr(6,path.length()); + + + + ERR_FAIL_COND_V(p_mode_flags&FileAccess::WRITE,ERR_UNAVAILABLE); //can't write on android.. + a=AAssetManager_open(asset_manager,path.utf8().get_data(),AASSET_MODE_STREAMING); + if (!a) + return ERR_CANT_OPEN; + //ERR_FAIL_COND_V(!a,ERR_FILE_NOT_FOUND); + len=AAsset_getLength(a); + pos=0; + eof=false; + + return OK; +} + +void FileAccessAndroid::close() { + + if (!a) + return; + AAsset_close(a); + a=NULL; +} +bool FileAccessAndroid::is_open() const { + + return a!=NULL; +} + +void FileAccessAndroid::seek(size_t p_position) { + + ERR_FAIL_COND(!a); + AAsset_seek(a,p_position,SEEK_SET); + pos=p_position; + if (pos>len) { + pos=len; + eof=true; + } else { + eof=false; + } + +} +void FileAccessAndroid::seek_end(int64_t p_position) { + + ERR_FAIL_COND(!a); + AAsset_seek(a,p_position,SEEK_END); + pos=len+p_position; + +} +size_t FileAccessAndroid::get_pos() const { + + return pos; +} +size_t FileAccessAndroid::get_len() const { + + return len; +} + +bool FileAccessAndroid::eof_reached() const { + + return eof; +} + +uint8_t FileAccessAndroid::get_8() const { + + + if (pos>=len) { + eof=true; + return 0; + } + + + uint8_t byte; + AAsset_read(a,&byte,1); + pos++; + return byte; + +} +int FileAccessAndroid::get_buffer(uint8_t *p_dst, int p_length) const { + + + off_t r = AAsset_read(a,p_dst,p_length); + if (r>=0) { + pos+=r; + if (pos>len) { + pos=len; + eof=true; + } + } + return r; + +} + +Error FileAccessAndroid::get_error() const { + + return eof?ERR_FILE_EOF:OK; //not sure what else it may happen +} + +void FileAccessAndroid::store_8(uint8_t p_dest) { + + ERR_FAIL(); + +} + +bool FileAccessAndroid::file_exists(const String& p_path) { + + String path=fix_path(p_path).simplify_path(); + if (path.begins_with("/")) + path=path.substr(1,path.length()); + else if (path.begins_with("res://")) + path=path.substr(6,path.length()); + + AAsset *at=AAssetManager_open(asset_manager,path.utf8().get_data(),AASSET_MODE_STREAMING); + + if (!at) + return false; + + AAsset_close(at); + return true; + +} + + +FileAccessAndroid::FileAccessAndroid() { + a=NULL; + eof=false; +} + + +FileAccessAndroid::~FileAccessAndroid() +{ + close(); +} +#endif |