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109 lines
2.5 KiB
C++
109 lines
2.5 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef ADL_DISPLAY_H
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#define ADL_DISPLAY_H
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#include <common/types.h>
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namespace Common {
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class ReadStream;
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class WriteStream;
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class String;
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class Point;
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}
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namespace Graphics {
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class Surface;
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}
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namespace Adl {
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#define DISPLAY_WIDTH 280
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#define DISPLAY_HEIGHT 192
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#define APPLECHAR(C) ((char)((C) | 0x80))
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class Display {
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public:
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enum Mode {
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kModeHires,
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kModeText,
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kModeMixed
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};
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Display();
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~Display();
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void setMode(Mode mode) { _mode = mode; }
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void updateScreen();
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bool saveThumbnail(Common::WriteStream &out);
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// Graphics
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void loadFrameBuffer(Common::ReadStream &stream);
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void decodeFrameBuffer();
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void putPixel(Common::Point p1, byte color);
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void clear(byte color);
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// Text
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void updateTextSurface();
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void setCursorPos(Common::Point pos);
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void home();
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void moveCursorTo(const Common::Point &pos);
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void moveCursorForward();
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void moveCursorBackward();
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void printString(const Common::String &str);
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void setCharAtCursor(byte c);
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void showCursor(bool enable);
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private:
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enum {
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kTextBufSize = 40 * 24
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};
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void enableScanlines(bool enable);
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void decodeScanlineColor(byte *dst, int pitch, byte *src) const;
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void decodeScanlineMono(byte *dst, int pitch, byte *src) const;
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void decodeScanline(byte *dst, int pitch, byte *src) const;
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void drawChar(byte c, int x, int y);
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void createFont();
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void scrollUp();
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Mode _mode;
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byte *_frameBuf;
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Graphics::Surface *_frameBufSurface;
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bool _scanlines;
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bool _monochrome;
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byte *_textBuf;
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Graphics::Surface *_textBufSurface;
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Graphics::Surface *_font;
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int _cursorPos;
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bool _showCursor;
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};
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} // End of namespace Adl
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#endif
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