HG_REPOSITORIES/LPP/INSTRUMENTATION/libuc2 Files · lib/src/common/GRAPHIC/GUI/Widgets/Terminal/Terminal.c

Added Simulator target to run code on x86 and debug functions....

Added Simulator target to run code on x86 and debug functions. Fixed some bugs on terminal widget.

jeandet - - Load All Authors

File last commit:

r63:68dfbccdd813 dev_alexis


                r63:68dfbccdd813

dev_alexis

Download file

             Terminal.c
        
                    245 lines
            
             | 8.2 KiB
            
                | text/x-c
            
             |
                CLexer
            
             / lib / src / common / GRAPHIC / GUI / Widgets / Terminal / Terminal.c
          
                    History
                
                 |
                  Source
                 | Raw
                 |Copy content
                 |Copy permalink

        jeandet
    
Added graphical terminal (first shot).

              r50
            
      /*------------------------------------------------------------------------------

      --  This file is a part of the libuc, microcontroler library

      --  Copyright (C) 2013, Alexis Jeandet

      --

      --  This program is free software; you can redistribute it and/or modify

      --  it under the terms of the GNU General Public License as published by

      --  the Free Software Foundation; either version 3 of the License, or

      --  (at your option) any later version.

      --

      --  This program is distributed in the hope that it will be useful,

      --  but WITHOUT ANY WARRANTY; without even the implied warranty of

      --  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

      --  GNU General Public License for more details.

      --

      --  You should have received a copy of the GNU General Public License

      --  along with this program; if not, write to the Free Software

      --  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

      -------------------------------------------------------------------------------

      --                 Author : Alexis Jeandet

      --                   Mail : alexis.jeandet@gmail.com

      -------------------------------------------------------------------------------*/

      #include <widget.h>

      #include <terminal.h>

      #include <stdint.h>

      #include <stdio.h>

      #include <gpio.h>

      #include <core.h>

        jeandet
    
Added Simulator target to run code on x86 and debug functions....

              r63
            
      #include <malloc.h>

        jeandet
    
Added graphical terminal (first shot).

              r50
            
        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
      #define CHARXPOS(terminal,charwidth) (((terminal)->column * charwidth) + (terminal)->Xpos)

      #define CHARYPOS(terminal,charheight) ((terminal)->line * charheight + (terminal)->Ypos+charheight)

        jeandet
    
Added graphical terminal (first shot).

              r50
            
        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
      streamdevice_ops TERMINAL_OPS=

      {

          .write = &terminal_write,

          .read  = &terminal_read,

          .setpos= &terminal_setpos,

          .close = NULL

      };

        jeandet
    
Added graphical terminal (first shot).

              r50
            
        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
      int terminal_init(terminal_t* terminal,LCD_t* LCD,sFONT* font,streamdevice* strdev)

        jeandet
    
Added graphical terminal (first shot).

              r50
            
      {

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
          if((LCD!=NULL) && (font!=NULL) && (strdev!=NULL) && (terminal!=NULL))

        jeandet
    
Added graphical terminal (first shot).

              r50
            
          {

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
              terminal->LCD=LCD;

              terminal->font=font;

              terminal->line = 0;

              terminal->column = 0;

        jeandet
    
Added Simulator target to run code on x86 and debug functions....

              r63
            
              terminal->horizontalSpace = 0;

              terminal->verticalSpace = 0;

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
              int charw=terminal->font->Width + terminal->horizontalSpace;

              int charh=terminal->font->Height + terminal->verticalSpace;

              terminal->textColor=0xFFFF;

              terminal->backgroundColor=0x0000;

              terminal_setgeometry(terminal,5,5,terminal->LCD->width-(10),terminal->LCD->height-(10));

              strdev->_stream = (UHANDLE)terminal;

              strdev->ops = &TERMINAL_OPS;

        jeandet
    
Added graphical terminal (first shot).

              r50
            
              strdev->streamPt = 0;

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
              terminal_clear(terminal);

              terminal->LCD->paintFilRect(terminal->LCD,CHARXPOS(terminal, charw),CHARYPOS(terminal, charh)-charh,charw,charh,terminal->backgroundColor,0,terminal->backgroundColor);

        jeandet
    
Added Simulator target to run code on x86 and debug functions....

              r63
            
              terminal->buffer = (char*)malloc(terminal->lineCount*(terminal->columnCount + 1));

              terminal->firstLine = 0;

              terminal->lastLine = 0;

              terminal->empty = 1;

              for(int i=1;i<=terminal->lineCount;i++)

              {

                  terminal->buffer[i * terminal->columnCount]='\n';

              }

        jeandet
    
Added graphical terminal (first shot).

              r50
            
              return 1;

          }

          return 0;

      }

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
      void terminal_setgeometry(terminal_t* terminal,uint16_t Xpos,uint16_t Ypos,uint16_t width,uint16_t height)

        jeandet
    
Added graphical terminal (first shot).

              r50
            
      {

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
          int charw=terminal->font->Width + terminal->horizontalSpace;

          int charh=terminal->font->Height + terminal->verticalSpace;

          if(terminal->LCD->height<(Ypos+height))

              return;

          if(terminal->LCD->width<(Xpos+width))

              return;

          terminal->Xpos = Xpos;

          terminal->Ypos = Ypos;

          terminal->height = height;

          terminal->width = width;

          terminal->lineCount = terminal->height/charh;

          terminal->columnCount = (terminal->width/charw)-1;

          terminal_clear(terminal);

      }

        jeandet
    
Added graphical terminal (first shot).

              r50
            
        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
      void terminal_clear(terminal_t* terminal)

      {

        jeandet
    
Added Simulator target to run code on x86 and debug functions....

              r63
            
          terminal->firstLine = 0;

          terminal->lastLine = 0;

          terminal->empty = 1;

          terminal->line =0;

          terminal->column=0;

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
          terminal->LCD->paintFilRect(terminal->LCD,terminal->Xpos,terminal->Ypos,terminal->width,terminal->height,terminal->backgroundColor,0,terminal->backgroundColor);

      }

      void terminal_setbackgroundColor(terminal_t* terminal, uint32_t backgrooundColor)

      {

          terminal->backgroundColor = backgrooundColor;

        jeandet
    
Added graphical terminal (first shot).

              r50
            
      }

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
      void terminal_settextColor(terminal_t* terminal, uint32_t textColor)

      {

          terminal->textColor = textColor;

      }

      void terminal_movecursor(terminal_t* terminal,int n)

        jeandet
    
Added graphical terminal (first shot).

              r50
            
      {

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
          int charw=terminal->font->Width + terminal->horizontalSpace;

          int charh=terminal->font->Height + terminal->verticalSpace;

          terminal->column += n;

        jeandet
    
Added Simulator target to run code on x86 and debug functions....

              r63
            
          if(terminal->column>(terminal->columnCount))

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
          {

              terminal->line += (terminal->column)/terminal->columnCount;

              terminal->line = terminal->line % terminal->lineCount;

        jeandet
    
Added Simulator target to run code on x86 and debug functions....

              r63
            
              terminal->column = (terminal->column % terminal->columnCount)-1;

              int x=CHARXPOS(terminal, charw);

              int y=CHARYPOS(terminal,charh)-charh;

              int w=charw*(terminal->columnCount-terminal->column);

              int h=charh;

              terminal->LCD->paintFilRect(terminal->LCD,CHARXPOS(terminal, charw),CHARYPOS(terminal,charh)-charh,charw*(terminal->columnCount-terminal->column-1),charh,terminal->backgroundColor,0,terminal->backgroundColor);

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
          }

          terminal->LCD->paintFilRect(terminal->LCD,CHARXPOS(terminal,charw),CHARYPOS(terminal,charh)-charh,charw,charh,terminal->backgroundColor,0,terminal->backgroundColor);

      }

      void terminal_clearCurentLine(terminal_t* terminal)

      {

          int charw=terminal->font->Width + terminal->horizontalSpace;

          int charh=terminal->font->Height + terminal->verticalSpace;

          terminal->LCD->paintFilRect(terminal->LCD,terminal->Xpos,CHARYPOS(terminal, charh)-charh,terminal->width,charh,terminal->backgroundColor,0,terminal->backgroundColor);

      }

      int terminal_writenc(terminal_t* terminal,char* data, int n)

      {

          int charw=terminal->font->Width + terminal->horizontalSpace;

          int charh=terminal->font->Height + terminal->verticalSpace;

        jeandet
    
Added graphical terminal (first shot).

              r50
            
          int l=0;

          char buffer[2]=" ";

          while(l<n)

          {

              buffer[0]=data[l];

              if(buffer[0]=='\n')

              {

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
                  terminal->line= (terminal->line+1) % terminal->lineCount;

                  terminal->column = 0;

        jeandet
    
Added Simulator target to run code on x86 and debug functions....

              r63
            
                  if(terminal->line==0)

                      terminal_clear(terminal);

                  else

                      terminal_clearCurentLine(terminal);

        jeandet
    
Added graphical terminal (first shot).

              r50
            
              }else {

                  if(buffer[0]=='\t')

                  {

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
                      for(int i=0;i<1;i++)terminal_movecursor(terminal,1);

                  }else

                      if(terminal->column==0)terminal_clearCurentLine(terminal);

        jeandet
    
Added Simulator target to run code on x86 and debug functions....

              r63
            
                  if(buffer[0]!='\r'){

                      terminal->LCD->paintFilRect(terminal->LCD,CHARXPOS(terminal,charw),CHARYPOS(terminal, charh)-charh,charw,charh,terminal->backgroundColor,0,terminal->backgroundColor);

                      terminal->LCD->paintText(terminal->LCD,buffer,CHARXPOS(terminal,charw),CHARYPOS(terminal, charh),terminal->font,terminal->textColor);

                      terminal_movecursor(terminal,1);

                  }

        jeandet
    
Added graphical terminal (first shot).

              r50
            
              }

              l++;

          }

          return n;

      }

        jeandet
    
Added Simulator target to run code on x86 and debug functions....

              r63
            
      void terminal_print_line(terminal_t* terminal,int line)

      {

          int charw=terminal->font->Width + terminal->horizontalSpace;

          int charh=terminal->font->Height + terminal->verticalSpace;

          terminal_clearCurentLine(terminal);

          terminal->LCD->paintText(terminal->LCD,terminal->buffer+(line*(terminal->columnCount + 1)),CHARXPOS(terminal,charw),CHARYPOS(terminal, charh),terminal->font,terminal->textColor);

      }

      int terminal_writenc2(terminal_t* terminal,char* data, int n)

      {

          int charw=terminal->font->Width + terminal->horizontalSpace;

          int charh=terminal->font->Height + terminal->verticalSpace;

          /* First copy to buffer*/

          int offset = (terminal->lastLine*(terminal->columnCount + 1)) + terminal->column;

          for(int i=0;i<n;i++)

          {

              terminal->empty=0;

              terminal->buffer[offset] = data[i];

              if(data[i]=='\n')

              {

                  offset = ((offset/(terminal->columnCount + 1) + 1) * (terminal->columnCount + 1));

              }

              else

              {

                  offset++;

              }

          }

          if(!terminal->empty)

          {

              for(int i=terminal->firstLine;i<=terminal->lastLine;i++)

              {

                  terminal_print_line(terminal,i);

              }

          }

          return n;

      }

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
      int terminal_write(streamdevice* device,void* data,int size, int n)

        jeandet
    
Added graphical terminal (first shot).

              r50
            
      {

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
          return terminal_writenc((terminal_t*)device->_stream,(char*) data,size*n);

        jeandet
    
Added graphical terminal (first shot).

              r50
            
      }

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
      int terminal_read(streamdevice* device,void* data,int size, int n)

        jeandet
    
Added graphical terminal (first shot).

              r50
            
      {

          return n*size;

      }

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
      int terminal_setpos(streamdevice* device,int pos)

        jeandet
    
Added graphical terminal (first shot).

              r50
            
      {

          return 1;

      }

        jeandet
    
Factorised stream device structure to reduce memory usage....

              r51
            
      int terminal_close( streamdevice* device)

        jeandet
    
Added graphical terminal (first shot).

              r50
            
      {

          return 1;

      }

	Site-wide shortcuts
/	Use quick search box
g h	Goto home page
g g	Goto my private gists page
g G	Goto my public gists page
g 0-9	Goto bookmarked items from 0-9
n r	New repository page
n g	New gist page

	Repositories
g s	Goto summary page
g c	Goto changelog page
g f	Goto files page
g F	Goto files page with file search activated
g p	Goto pull requests page
g o	Goto repository settings
g O	Goto repository access permissions settings
t s	Toggle sidebar on some pages

jeandet Added graphical terminal (first shot).	r50	/*------------------------------------------------------------------------------
		-- This file is a part of the libuc, microcontroler library
		-- Copyright (C) 2013, Alexis Jeandet
		--
		-- This program is free software; you can redistribute it and/or modify
		-- it under the terms of the GNU General Public License as published by
		-- the Free Software Foundation; either version 3 of the License, or
		-- (at your option) any later version.
		--
		-- This program is distributed in the hope that it will be useful,
		-- but WITHOUT ANY WARRANTY; without even the implied warranty of
		-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		-- GNU General Public License for more details.
		--
		-- You should have received a copy of the GNU General Public License
		-- along with this program; if not, write to the Free Software
		-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
		-------------------------------------------------------------------------------
		-- Author : Alexis Jeandet
		-- Mail : alexis.jeandet@gmail.com
		-------------------------------------------------------------------------------*/
		#include <widget.h>
		#include <terminal.h>
		#include <stdint.h>
		#include <stdio.h>
		#include <gpio.h>
		#include <core.h>
jeandet Added Simulator target to run code on x86 and debug functions....	r63	#include <malloc.h>
jeandet Added graphical terminal (first shot).	r50
jeandet Factorised stream device structure to reduce memory usage....	r51	#define CHARXPOS(terminal,charwidth) (((terminal)->column * charwidth) + (terminal)->Xpos)
		#define CHARYPOS(terminal,charheight) ((terminal)->line * charheight + (terminal)->Ypos+charheight)
jeandet Added graphical terminal (first shot).	r50
jeandet Factorised stream device structure to reduce memory usage....	r51	streamdevice_ops TERMINAL_OPS=
		{
		.write = &terminal_write,
		.read = &terminal_read,
		.setpos= &terminal_setpos,
		.close = NULL
		};
jeandet Added graphical terminal (first shot).	r50
jeandet Factorised stream device structure to reduce memory usage....	r51	int terminal_init(terminal_t* terminal,LCD_t* LCD,sFONT* font,streamdevice* strdev)
jeandet Added graphical terminal (first shot).	r50	{
jeandet Factorised stream device structure to reduce memory usage....	r51	if((LCD!=NULL) && (font!=NULL) && (strdev!=NULL) && (terminal!=NULL))
jeandet Added graphical terminal (first shot).	r50	{
jeandet Factorised stream device structure to reduce memory usage....	r51	terminal->LCD=LCD;
		terminal->font=font;
		terminal->line = 0;
		terminal->column = 0;
jeandet Added Simulator target to run code on x86 and debug functions....	r63	terminal->horizontalSpace = 0;
		terminal->verticalSpace = 0;
jeandet Factorised stream device structure to reduce memory usage....	r51	int charw=terminal->font->Width + terminal->horizontalSpace;
		int charh=terminal->font->Height + terminal->verticalSpace;
		terminal->textColor=0xFFFF;
		terminal->backgroundColor=0x0000;
		terminal_setgeometry(terminal,5,5,terminal->LCD->width-(10),terminal->LCD->height-(10));
		strdev->_stream = (UHANDLE)terminal;
		strdev->ops = &TERMINAL_OPS;
jeandet Added graphical terminal (first shot).	r50	strdev->streamPt = 0;
jeandet Factorised stream device structure to reduce memory usage....	r51	terminal_clear(terminal);
		terminal->LCD->paintFilRect(terminal->LCD,CHARXPOS(terminal, charw),CHARYPOS(terminal, charh)-charh,charw,charh,terminal->backgroundColor,0,terminal->backgroundColor);
jeandet Added Simulator target to run code on x86 and debug functions....	r63	terminal->buffer = (char)malloc(terminal->lineCount(terminal->columnCount + 1));
		terminal->firstLine = 0;
		terminal->lastLine = 0;
		terminal->empty = 1;
		for(int i=1;i<=terminal->lineCount;i++)
		{
		terminal->buffer[i * terminal->columnCount]='\n';
		}
jeandet Added graphical terminal (first shot).	r50	return 1;
		}
		return 0;
		}

jeandet Factorised stream device structure to reduce memory usage....	r51	void terminal_setgeometry(terminal_t* terminal,uint16_t Xpos,uint16_t Ypos,uint16_t width,uint16_t height)
jeandet Added graphical terminal (first shot).	r50	{
jeandet Factorised stream device structure to reduce memory usage....	r51	int charw=terminal->font->Width + terminal->horizontalSpace;
		int charh=terminal->font->Height + terminal->verticalSpace;
		if(terminal->LCD->height<(Ypos+height))
		return;
		if(terminal->LCD->width<(Xpos+width))
		return;
		terminal->Xpos = Xpos;
		terminal->Ypos = Ypos;
		terminal->height = height;
		terminal->width = width;
		terminal->lineCount = terminal->height/charh;
		terminal->columnCount = (terminal->width/charw)-1;
		terminal_clear(terminal);
		}
jeandet Added graphical terminal (first shot).	r50
jeandet Factorised stream device structure to reduce memory usage....	r51
		void terminal_clear(terminal_t* terminal)
		{
jeandet Added Simulator target to run code on x86 and debug functions....	r63	terminal->firstLine = 0;
		terminal->lastLine = 0;
		terminal->empty = 1;
		terminal->line =0;
		terminal->column=0;
jeandet Factorised stream device structure to reduce memory usage....	r51	terminal->LCD->paintFilRect(terminal->LCD,terminal->Xpos,terminal->Ypos,terminal->width,terminal->height,terminal->backgroundColor,0,terminal->backgroundColor);
		}

		void terminal_setbackgroundColor(terminal_t* terminal, uint32_t backgrooundColor)
		{
		terminal->backgroundColor = backgrooundColor;
jeandet Added graphical terminal (first shot).	r50	}

jeandet Factorised stream device structure to reduce memory usage....	r51	void terminal_settextColor(terminal_t* terminal, uint32_t textColor)
		{
		terminal->textColor = textColor;
		}


		void terminal_movecursor(terminal_t* terminal,int n)
jeandet Added graphical terminal (first shot).	r50	{
jeandet Factorised stream device structure to reduce memory usage....	r51	int charw=terminal->font->Width + terminal->horizontalSpace;
		int charh=terminal->font->Height + terminal->verticalSpace;
		terminal->column += n;
jeandet Added Simulator target to run code on x86 and debug functions....	r63	if(terminal->column>(terminal->columnCount))
jeandet Factorised stream device structure to reduce memory usage....	r51	{
		terminal->line += (terminal->column)/terminal->columnCount;
		terminal->line = terminal->line % terminal->lineCount;
jeandet Added Simulator target to run code on x86 and debug functions....	r63	terminal->column = (terminal->column % terminal->columnCount)-1;
		int x=CHARXPOS(terminal, charw);
		int y=CHARYPOS(terminal,charh)-charh;
		int w=charw*(terminal->columnCount-terminal->column);
		int h=charh;
		terminal->LCD->paintFilRect(terminal->LCD,CHARXPOS(terminal, charw),CHARYPOS(terminal,charh)-charh,charw*(terminal->columnCount-terminal->column-1),charh,terminal->backgroundColor,0,terminal->backgroundColor);
jeandet Factorised stream device structure to reduce memory usage....	r51	}
		terminal->LCD->paintFilRect(terminal->LCD,CHARXPOS(terminal,charw),CHARYPOS(terminal,charh)-charh,charw,charh,terminal->backgroundColor,0,terminal->backgroundColor);
		}

		void terminal_clearCurentLine(terminal_t* terminal)
		{
		int charw=terminal->font->Width + terminal->horizontalSpace;
		int charh=terminal->font->Height + terminal->verticalSpace;
		terminal->LCD->paintFilRect(terminal->LCD,terminal->Xpos,CHARYPOS(terminal, charh)-charh,terminal->width,charh,terminal->backgroundColor,0,terminal->backgroundColor);
		}

		int terminal_writenc(terminal_t* terminal,char* data, int n)
		{
		int charw=terminal->font->Width + terminal->horizontalSpace;
		int charh=terminal->font->Height + terminal->verticalSpace;
jeandet Added graphical terminal (first shot).	r50	int l=0;
		char buffer[2]=" ";
		while(l<n)
		{

		buffer[0]=data[l];
		if(buffer[0]=='\n')
		{
jeandet Factorised stream device structure to reduce memory usage....	r51	terminal->line= (terminal->line+1) % terminal->lineCount;
		terminal->column = 0;
jeandet Added Simulator target to run code on x86 and debug functions....	r63	if(terminal->line==0)
		terminal_clear(terminal);
		else
		terminal_clearCurentLine(terminal);
jeandet Added graphical terminal (first shot).	r50	}else {
		if(buffer[0]=='\t')
		{
jeandet Factorised stream device structure to reduce memory usage....	r51	for(int i=0;i<1;i++)terminal_movecursor(terminal,1);
		}else
		if(terminal->column==0)terminal_clearCurentLine(terminal);
jeandet Added Simulator target to run code on x86 and debug functions....	r63	if(buffer[0]!='\r'){
		terminal->LCD->paintFilRect(terminal->LCD,CHARXPOS(terminal,charw),CHARYPOS(terminal, charh)-charh,charw,charh,terminal->backgroundColor,0,terminal->backgroundColor);
		terminal->LCD->paintText(terminal->LCD,buffer,CHARXPOS(terminal,charw),CHARYPOS(terminal, charh),terminal->font,terminal->textColor);
		terminal_movecursor(terminal,1);
		}
jeandet Added graphical terminal (first shot).	r50	}
		l++;
		}
		return n;
		}

jeandet Added Simulator target to run code on x86 and debug functions....	r63	void terminal_print_line(terminal_t* terminal,int line)
		{
		int charw=terminal->font->Width + terminal->horizontalSpace;
		int charh=terminal->font->Height + terminal->verticalSpace;
		terminal_clearCurentLine(terminal);
		terminal->LCD->paintText(terminal->LCD,terminal->buffer+(line*(terminal->columnCount + 1)),CHARXPOS(terminal,charw),CHARYPOS(terminal, charh),terminal->font,terminal->textColor);
		}

		int terminal_writenc2(terminal_t* terminal,char* data, int n)
		{
		int charw=terminal->font->Width + terminal->horizontalSpace;
		int charh=terminal->font->Height + terminal->verticalSpace;
		/* First copy to buffer*/
		int offset = (terminal->lastLine*(terminal->columnCount + 1)) + terminal->column;
		for(int i=0;i<n;i++)
		{
		terminal->empty=0;
		terminal->buffer[offset] = data[i];
		if(data[i]=='\n')
		{
		offset = ((offset/(terminal->columnCount + 1) + 1) * (terminal->columnCount + 1));
		}
		else
		{
		offset++;
		}
		}
		if(!terminal->empty)
		{
		for(int i=terminal->firstLine;i<=terminal->lastLine;i++)
		{
		terminal_print_line(terminal,i);
		}
		}
		return n;
		}



jeandet Factorised stream device structure to reduce memory usage....	r51	int terminal_write(streamdevice* device,void* data,int size, int n)
jeandet Added graphical terminal (first shot).	r50	{
jeandet Factorised stream device structure to reduce memory usage....	r51	return terminal_writenc((terminal_t)device->_stream,(char) data,size*n);
jeandet Added graphical terminal (first shot).	r50	}

jeandet Factorised stream device structure to reduce memory usage....	r51	int terminal_read(streamdevice* device,void* data,int size, int n)
jeandet Added graphical terminal (first shot).	r50	{
		return n*size;
		}

jeandet Factorised stream device structure to reduce memory usage....	r51	int terminal_setpos(streamdevice* device,int pos)
jeandet Added graphical terminal (first shot).	r50	{
		return 1;
		}

jeandet Factorised stream device structure to reduce memory usage....	r51	int terminal_close( streamdevice* device)
jeandet Added graphical terminal (first shot).	r50	{
		return 1;
		}