84 lines
1.6 KiB
C++
84 lines
1.6 KiB
C++
/*
|
|
epple2
|
|
Copyright (C) 2008 by Christopher A. Mosher <cmosher01@gmail.com>
|
|
|
|
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/>.
|
|
*/
|
|
#ifndef CASSETTE_H
|
|
#define CASSETTE_H
|
|
|
|
#include <vector>
|
|
#include <string>
|
|
|
|
#include "screenimage.h"
|
|
|
|
class Cassette
|
|
{
|
|
private:
|
|
ScreenImage& gui;
|
|
|
|
unsigned int t;
|
|
unsigned int prevT;
|
|
|
|
unsigned int markT;
|
|
bool positive;
|
|
|
|
std::vector<unsigned char> half_cycles;
|
|
|
|
std::string fileName;
|
|
std::string filePath;
|
|
bool writable;
|
|
bool loaded;
|
|
unsigned int pos;
|
|
bool modified;
|
|
|
|
void checkForWriteProtection();
|
|
|
|
unsigned char getHalfCycleTime(); // in 10-microsecond units
|
|
|
|
public:
|
|
Cassette(ScreenImage& gui);
|
|
~Cassette();
|
|
|
|
void tick();
|
|
void output();
|
|
bool input();
|
|
void rewind();
|
|
bool newFile(const std::string& filePath);
|
|
bool load(const std::string& filePath);
|
|
std::string getFileName()
|
|
{
|
|
return this->fileName;
|
|
}
|
|
|
|
bool isLoaded()
|
|
{
|
|
return this->loaded;
|
|
}
|
|
|
|
void save();
|
|
void unload();
|
|
bool isWriteProtected()
|
|
{
|
|
return !this->writable;
|
|
}
|
|
|
|
bool isModified()
|
|
{
|
|
return this->modified;
|
|
}
|
|
};
|
|
|
|
#endif
|