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/* |
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* HT Editor |
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* vt100.h - VT100/102 emulator |
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* |
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* Copyright (C) 2003 Stefan Weyergraf |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License version 2 as |
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* published by the Free Software Foundation. |
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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., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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|
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#ifndef __VT100_H__ |
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#define __VT100_H__ |
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|
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#include "system/display.h" |
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|
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typedef int vcp; |
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|
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#define VCP(vc_fg, vc_bg) (vcp)((vc_bg) | ((vc_fg)<<8)) |
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#define VCP_BACKGROUND(v) ((v) & 0xff) |
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#define VCP_FOREGROUND(v) ((v>>8) & 0xff) |
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|
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enum VT100state { PLAIN, ESC, CSI, CSI_QM, OSC }; |
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|
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class VT100Display: public Object { |
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protected: |
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int x,y,w,h; |
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int cursorx, cursory; |
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|
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VT100state mState; |
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vcp mColor; |
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vcp mDefaultColor; |
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bool mColorLight; // extra light info (just for setGraphicRendition) |
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int mG; |
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bool mDECCKM; // cursor keys send ^[Ox/^[[x |
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bool mDECAWM; // auto-wrap mode |
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bool mDECOM; // origion relative/absolute |
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bool mLNM; // automatic newline (enter = crlf/lf) |
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bool mIM; |
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int mTop; |
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int mBottom; |
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char mTermWriteBuf[32768]; |
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int mTermWriteBufLen; |
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int mSaved_cursorx, mSaved_cursory; |
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|
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SystemDisplay *mDisplay; |
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|
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/* new */ |
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void doLF(); |
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void doCR(); |
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void doBS(); |
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void doRI(); |
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void gotoXY(int ncx, int ncy); |
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void gotoAbsXY(int ncx, int ncy); |
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void saveCursor(); |
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void restoreCursor(); |
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void scrollDown(int mTop, int mBottom, int count); |
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void scrollUp(int mTop, int mBottom, int count); |
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void setGraphicRendition(int r); |
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void setMode(int p, bool newValue); |
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void setPrivateMode(int p, bool newValue); |
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void termifyColor(int &mColor); |
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void getCursor(int &x, int &y); |
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public: |
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VT100Display(int width, int height, SystemDisplay *aDisplay, vcp initColor = VCP(VC_WHITE, VC_BLACK)); |
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/* extends BufferedRDisplay */ |
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virtual void setBounds(int width, int height); |
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/* new */ |
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void termWrite(const void *buf, int buflen); |
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void setAutoNewLine(bool b); |
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}; |
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|
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void vcpToAnsi(char *buf32, vcp color); |
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|
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#endif /* __VT100_H__ */ |