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79 lines
2.0 KiB
C++
79 lines
2.0 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 String;
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struct Point;
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}
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namespace Adl {
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class Display {
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public:
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enum Mode {
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kModeGraphics,
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kModeText,
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kModeMixed
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};
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virtual ~Display();
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virtual void init() = 0;
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void setMode(Mode mode);
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virtual void renderText() = 0;
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virtual void renderGraphics() = 0;
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virtual char asciiToNative(char c) const = 0;
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virtual void printChar(char c) = 0;
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virtual void showCursor(bool enable) = 0;
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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 printAsciiString(const Common::String &str);
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void setCharAtCursor(byte c);
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uint getTextWidth() const { return _textWidth; }
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uint getTextHeight() const { return _textHeight; }
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void scrollUp();
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protected:
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Display() : _textBuf(nullptr), _cursorPos(0), _mode(kModeText), _textWidth(0), _textHeight(0) { }
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void createTextBuffer(uint textWidth, uint textHeight);
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byte *_textBuf;
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uint _cursorPos;
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Mode _mode;
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uint _textWidth;
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uint _textHeight;
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};
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} // End of namespace Adl
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#endif
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