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/*******************************************************************************
* Goggles Audio Player Library *
********************************************************************************
* Copyright (C) 2010-2021 by Sander Jansen. All Rights Reserved *
* --- *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see http://www.gnu.org/licenses. *
********************************************************************************/
#include "ap_defs.h"
#include "ap_input_plugin.h"
using namespace ap;
namespace ap {
class FileInput : public InputPlugin {
protected:
FXFile file;
FXString filename;
private:
FileInput(const FileInput&);
FileInput &operator=(const FileInput&);
public:
/// Constructor
FileInput(IOContext*);
FXbool open(const FXString & uri) override;
/// Read
FXival read(void*,FXival) override;
/// Preview
FXival preview(void*,FXival) override;
/// Set Position
FXlong position(FXlong offset,FXuint from) override;
/// Get Position
FXlong position() const override;
/// Size
FXlong size() override;
/// End of Input
FXbool eof() override;
/// Serial
FXbool serial() const override;
/// Get plugin type
FXuint plugin() const override;
/// Destructor
virtual ~FileInput();
};
FileInput::FileInput(IOContext * ctx) : InputPlugin(ctx) {
}
FileInput::~FileInput() {
}
FXbool FileInput::open(const FXString & url) {
// Get filename
filename=FXURL::fileFromURL(url);
if (filename.empty()) filename=url;
// Open file
if (!file.open(filename,FXIO::Reading)){
filename.clear();
return false;
}
return true;
}
FXival FileInput::preview(void*data,FXival count) {
FXlong pos = file.position();
FXival n = file.readBlock(data,count);
file.position(pos,FXIO::Begin);
return n;
}
FXival FileInput::read(void*data,FXival ncount) {
return file.readBlock(data,ncount);
}
FXlong FileInput::position(FXlong offset,FXuint from) {
return file.position(offset,from);
}
FXlong FileInput::position() const {
return file.position();
}
FXlong FileInput::size() {
return file.size();
}
FXbool FileInput::eof() {
return file.eof();
}
FXbool FileInput::serial() const {
return file.isSerial();
}
FXuint FileInput::plugin() const {
FXString extension=FXPath::extension(filename);
return ap_format_from_extension(extension);
}
InputPlugin * ap_file_plugin(IOContext * context) {
return new FileInput(context);
}
}
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