88 lines
2.3 KiB
C++
88 lines
2.3 KiB
C++
/**
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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 p3dDownload.h
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* @author drose
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* @date 2009-06-11
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*/
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#ifndef P3DDOWNLOAD_H
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#define P3DDOWNLOAD_H
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#include "p3d_plugin_common.h"
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#include "p3dReferenceCount.h"
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class P3DInstance;
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#include <time.h>
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/**
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* This represents a request to download a single file from a URL, with no
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* particular destination. It is intended to be used as an abstract base
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* class; to use it, subclass it and redefine the appropriate callback
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* methods.
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*/
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class P3DDownload : public P3DReferenceCount {
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public:
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P3DDownload();
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P3DDownload(const P3DDownload ©);
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virtual ~P3DDownload();
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void set_url(const std::string &url);
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inline const std::string &get_url() const;
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inline void set_instance(P3DInstance *instance);
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inline P3DInstance *get_instance() const;
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inline double get_download_progress() const;
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inline bool is_download_progress_known() const;
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inline bool get_download_finished() const;
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inline bool get_download_success() const;
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inline bool get_download_terminated() const;
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inline size_t get_total_data() const;
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inline void set_total_expected_data(size_t expected_data);
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void cancel();
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void clear();
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public:
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// These are intended to be called only by P3DInstance.
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inline void set_download_id(int download_id);
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inline int get_download_id() const;
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bool feed_url_stream(P3D_result_code result_code,
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int http_status_code,
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size_t total_expected_data,
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const unsigned char *this_data,
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size_t this_data_size);
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protected:
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virtual bool receive_data(const unsigned char *this_data,
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size_t this_data_size);
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virtual void download_progress();
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virtual void download_finished(bool success);
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protected:
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P3D_result_code _status;
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int _http_status_code;
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size_t _total_data;
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size_t _total_expected_data;
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time_t _last_reported_time;
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bool _progress_known;
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private:
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bool _canceled;
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int _download_id;
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std::string _url;
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P3DInstance *_instance;
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};
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#include "p3dDownload.I"
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#endif
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