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84 lines
2 KiB
C++
84 lines
2 KiB
C++
/******************************************************************************
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COPYRIGHT(C) JONAS 'SORTIE' TERMANSEN 2011.
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This file is part of Sortix.
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Sortix is free software: you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation, either version 3 of the License, or (at your option) any later
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version.
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Sortix is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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details.
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You should have received a copy of the GNU General Public License along
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with Sortix. If not, see <http://www.gnu.org/licenses/>.
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vga.h
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A Video Graphics Array driver.
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******************************************************************************/
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#ifndef SORTIX_VGA_H
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#define SORTIX_VGA_H
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#include "device.h"
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#include "stream.h"
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namespace Sortix
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{
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namespace VGA
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{
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// TODO: Move these to a better place
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#define COLOR8_BLACK 0
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#define COLOR8_BLUE 1
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#define COLOR8_GREEN 2
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#define COLOR8_CYAN 3
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#define COLOR8_RED 4
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#define COLOR8_MAGENTA 5
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#define COLOR8_BROWN 6
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#define COLOR8_LIGHT_GREY 7
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#define COLOR8_DARK_GREY 8
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#define COLOR8_LIGHT_BLUE 9
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#define COLOR8_LIGHT_GREEN 10
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#define COLOR8_LIGHT_CYAN 11
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#define COLOR8_LIGHT_RED 12
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#define COLOR8_LIGHT_MAGENTA 13
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#define COLOR8_LIGHT_BROWN 14
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#define COLOR8_WHITE 15
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void Init();
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void SetCursor(nat x, nat y);
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}
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class DevVGA : public DevBuffer
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{
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public:
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typedef DevBuffer BaseClass;
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public:
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DevVGA();
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virtual ~DevVGA();
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private:
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size_t offset;
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public:
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virtual ssize_t Read(byte* dest, size_t count);
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virtual ssize_t Write(const byte* src, size_t count);
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virtual bool IsReadable();
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virtual bool IsWritable();
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virtual size_t BlockSize();
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virtual uintmax_t Size();
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virtual uintmax_t Position();
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virtual bool Seek(uintmax_t position);
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virtual bool Resize(uintmax_t size);
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};
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}
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#endif
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