134 lines
2.3 KiB
C++
134 lines
2.3 KiB
C++
/*
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* Screen.h
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* 2Term
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*
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* Created by Kelvin Sherlock on 7/7/2010.
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* Copyright 2010 __MyCompanyName__. All rights reserved.
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*
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*/
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#ifndef __SCREEN_H__
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#define __SCREEN_H__
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#include "iGeometry.h"
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#include <vector>
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typedef struct CharInfo {
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CharInfo() : c(0), flag(0) {}
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CharInfo(uint8_t cc, uint8_t ff) : c(cc), flag(ff) {}
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uint8_t c;
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uint8_t flag;
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} CharInfo;
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class Screen {
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public:
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Screen(unsigned height, unsigned width);
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int x() const;
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int y() const;
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iPoint cursor() const;
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uint8_t flag() const;
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unsigned height() const;
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unsigned width() const;
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int incrementX(bool clamp = true);
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int decrementX(bool clamp = true);
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int incrementY(bool clamp = true);
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int decrementY(bool clamp = true);
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void setX(int x, bool clamp = true);
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void setY(int y, bool clamp = true);
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void setCursor(iPoint point, bool clampX = true, bool clampY = true);
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void setCursor(int x, int y, bool clampX = true, bool clampY = true);
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void setFlag(uint8_t flag);
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void putc(uint8_t c, bool incrementX = true);
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void eraseLine();
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void eraseScreen();
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void lineFeed();
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void reverseLineFeed();
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void beginUpdate();
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iRect endUpdate();
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private:
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iPoint _cursor;
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unsigned _height;
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unsigned _width;
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uint8_t _flag;
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std::vector< std::vector< CharInfo > > _screen;
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std::vector<iPoint> _updates;
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typedef std::vector< std::vector< CharInfo > >::iterator ScreenIterator;
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typedef std::vector< std::vector< CharInfo > >::reverse_iterator ReverseScreenIterator;
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typedef std::vector<CharInfo>::iterator CharInfoIterator;
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typedef std::vector<iPoint>::iterator UpdateIterator;
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};
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int Screen::x() const
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{
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return _cursor.x;
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}
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int Screen::y() const
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{
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return _cursor.y;
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}
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iPoint Screen::cursor() const
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{
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return _cursor;
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}
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uint8_t Screen::flag() const
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{
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return _flag;
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}
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unsigned Screen::height() const
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{
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return _height;
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}
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unsigned Screen::width() const
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{
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return _width;
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}
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void Screen::setCursor(iPoint point, bool clampX, bool clampY)
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{
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setX(point.x, clampX);
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setY(point.y, clampY);
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}
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void Screen::setCursor(int x, int y, bool clampX, bool clampY)
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{
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setX(x, clampX);
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setY(y, clampY);
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}
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#endif
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