105 lines
2.8 KiB
C
105 lines
2.8 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file virtualFileMountAndroidAsset.h
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* @author rdb
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* @date 2013-01-21
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*/
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#ifndef VIRTUALFILEMOUNTANDROIDASSET_H
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#define VIRTUALFILEMOUNTANDROIDASSET_H
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#ifdef ANDROID
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#include "pandabase.h"
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#include "virtualFileMount.h"
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#include "multifile.h"
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#include "pointerTo.h"
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#include <android/asset_manager.h>
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/**
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* Maps a Multifile's contents into the VirtualFileSystem.
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*/
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class EXPCL_PANDA_EXPRESS VirtualFileMountAndroidAsset : public VirtualFileMount {
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PUBLISHED:
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INLINE VirtualFileMountAndroidAsset(AAssetManager *mgr, const std::string &apk_path);
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virtual ~VirtualFileMountAndroidAsset();
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public:
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int get_fd(const Filename &file, off_t *start, off_t *end) const;
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virtual bool has_file(const Filename &file) const;
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virtual bool is_directory(const Filename &file) const;
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virtual bool is_regular_file(const Filename &file) const;
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virtual bool read_file(const Filename &file, bool do_uncompress,
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vector_uchar &result) const;
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virtual std::istream *open_read_file(const Filename &file) const;
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virtual std::streamsize get_file_size(const Filename &file, std::istream *stream) const;
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virtual std::streamsize get_file_size(const Filename &file) const;
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virtual time_t get_timestamp(const Filename &file) const;
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virtual bool get_system_info(const Filename &file, SubfileInfo &info);
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virtual bool scan_directory(vector_string &contents,
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const Filename &dir) const;
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private:
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AAssetManager *_asset_mgr;
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std::string _apk_path;
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class AssetStream : public std::istream {
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public:
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INLINE AssetStream(AAsset *asset);
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virtual ~AssetStream();
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};
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class AssetStreamBuf : public std::streambuf {
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public:
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AssetStreamBuf(AAsset *asset);
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virtual ~AssetStreamBuf();
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virtual std::streampos seekoff(std::streamoff off, ios_seekdir dir, ios_openmode which);
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virtual std::streampos seekpos(std::streampos pos, ios_openmode which);
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protected:
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virtual int underflow();
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private:
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AAsset *_asset;
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off_t _offset;
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friend class VirtualFileMountAndroidAsset;
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};
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public:
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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VirtualFileMount::init_type();
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register_type(_type_handle, "VirtualFileMountAndroidAsset",
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VirtualFileMount::get_class_type());
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}
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private:
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static TypeHandle _type_handle;
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};
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#include "virtualFileMountAndroidAsset.I"
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#endif // ANDROID
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#endif
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