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/*------------------------------------------------------------------------------
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-- This file is a part of the libuc, microcontroler library
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-- Copyright (C) 2013, Alexis Jeandet
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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 as published by
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-- the Free Software Foundation; either version 3 of the License, or
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-- (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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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-------------------------------------------------------------------------------
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-- Author : Alexis Jeandet
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-- Mail : alexis.jeandet@gmail.com
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-------------------------------------------------------------------------------*/
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#include <widget.h>
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#include <terminal.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <gpio.h>
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#include <core.h>
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#include <malloc.h>
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#define CHARXPOS(terminal,charwidth) (((terminal)->column * charwidth) + (terminal)->Xpos)
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#define CHARYPOS(terminal,charheight) ((terminal)->line * charheight + (terminal)->Ypos+charheight)
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streamdevice_ops TERMINAL_OPS=
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{
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.write = &terminal_write,
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.read = &terminal_read,
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.setpos= &terminal_setpos,
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.close = NULL
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};
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int terminal_init(terminal_t* terminal,LCD_t* LCD,sFONT* font,streamdevice* strdev)
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{
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if((LCD!=NULL) && (font!=NULL) && (strdev!=NULL) && (terminal!=NULL))
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{
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terminal->LCD=LCD;
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terminal->font=font;
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terminal->line = 0;
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terminal->column = 0;
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terminal->horizontalSpace = 0;
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terminal->verticalSpace = 0;
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int charw=terminal->font->Width + terminal->horizontalSpace;
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int charh=terminal->font->Height + terminal->verticalSpace;
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terminal->textColor=0xFFFF;
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terminal->backgroundColor=0x0000;
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terminal_setgeometry(terminal,5,5,terminal->LCD->width-(10),terminal->LCD->height-(10));
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strdev->_stream = (UHANDLE)terminal;
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strdev->ops = &TERMINAL_OPS;
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strdev->streamPt = 0;
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terminal_clear(terminal);
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terminal->LCD->paintFilRect(terminal->LCD,CHARXPOS(terminal, charw),CHARYPOS(terminal, charh)-charh,charw,charh,terminal->backgroundColor,0,terminal->backgroundColor);
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terminal->buffer = (char*)malloc(terminal->lineCount*(terminal->columnCount + 1));
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terminal->firstLine = 0;
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terminal->lastLine = 0;
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terminal->empty = 1;
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for(int i=1;i<=terminal->lineCount;i++)
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{
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terminal->buffer[i * terminal->columnCount]='\n';
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}
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return 1;
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}
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return 0;
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}
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void terminal_setgeometry(terminal_t* terminal,uint16_t Xpos,uint16_t Ypos,uint16_t width,uint16_t height)
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{
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int charw=terminal->font->Width + terminal->horizontalSpace;
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int charh=terminal->font->Height + terminal->verticalSpace;
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if(terminal->LCD->height<(Ypos+height))
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return;
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if(terminal->LCD->width<(Xpos+width))
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return;
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terminal->Xpos = Xpos;
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terminal->Ypos = Ypos;
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terminal->height = height;
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terminal->width = width;
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terminal->lineCount = terminal->height/charh;
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terminal->columnCount = (terminal->width/charw)-1;
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terminal_clear(terminal);
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}
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void terminal_clear(terminal_t* terminal)
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{
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terminal->firstLine = 0;
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terminal->lastLine = 0;
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terminal->empty = 1;
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terminal->line =0;
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terminal->column=0;
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terminal->LCD->paintFilRect(terminal->LCD,terminal->Xpos,terminal->Ypos,terminal->width,terminal->height,terminal->backgroundColor,0,terminal->backgroundColor);
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}
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void terminal_setbackgroundColor(terminal_t* terminal, uint32_t backgrooundColor)
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{
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terminal->backgroundColor = backgrooundColor;
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}
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void terminal_settextColor(terminal_t* terminal, uint32_t textColor)
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{
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terminal->textColor = textColor;
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}
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void terminal_movecursor(terminal_t* terminal,int n)
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{
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int charw=terminal->font->Width + terminal->horizontalSpace;
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int charh=terminal->font->Height + terminal->verticalSpace;
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terminal->column += n;
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if(terminal->column>(terminal->columnCount))
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{
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terminal->line += (terminal->column)/terminal->columnCount;
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terminal->line = terminal->line % terminal->lineCount;
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terminal->column = (terminal->column % terminal->columnCount)-1;
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int x=CHARXPOS(terminal, charw);
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int y=CHARYPOS(terminal,charh)-charh;
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int w=charw*(terminal->columnCount-terminal->column);
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int h=charh;
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terminal->LCD->paintFilRect(terminal->LCD,CHARXPOS(terminal, charw),CHARYPOS(terminal,charh)-charh,charw*(terminal->columnCount-terminal->column-1),charh,terminal->backgroundColor,0,terminal->backgroundColor);
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}
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terminal->LCD->paintFilRect(terminal->LCD,CHARXPOS(terminal,charw),CHARYPOS(terminal,charh)-charh,charw,charh,terminal->backgroundColor,0,terminal->backgroundColor);
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}
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void terminal_clearCurentLine(terminal_t* terminal)
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{
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int charw=terminal->font->Width + terminal->horizontalSpace;
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int charh=terminal->font->Height + terminal->verticalSpace;
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terminal->LCD->paintFilRect(terminal->LCD,terminal->Xpos,CHARYPOS(terminal, charh)-charh,terminal->width,charh,terminal->backgroundColor,0,terminal->backgroundColor);
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}
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int terminal_writenc(terminal_t* terminal,char* data, int n)
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{
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int charw=terminal->font->Width + terminal->horizontalSpace;
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int charh=terminal->font->Height + terminal->verticalSpace;
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int l=0;
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char buffer[2]=" ";
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while(l<n)
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{
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buffer[0]=data[l];
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if(buffer[0]=='\n')
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{
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terminal->line= (terminal->line+1) % terminal->lineCount;
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terminal->column = 0;
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if(terminal->line==0)
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terminal_clear(terminal);
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else
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terminal_clearCurentLine(terminal);
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}else {
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if(buffer[0]=='\t')
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{
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for(int i=0;i<1;i++)terminal_movecursor(terminal,1);
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}else
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if(terminal->column==0)terminal_clearCurentLine(terminal);
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if(buffer[0]!='\r'){
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terminal->LCD->paintFilRect(terminal->LCD,CHARXPOS(terminal,charw),CHARYPOS(terminal, charh)-charh,charw,charh,terminal->backgroundColor,0,terminal->backgroundColor);
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terminal->LCD->paintText(terminal->LCD,buffer,CHARXPOS(terminal,charw),CHARYPOS(terminal, charh),terminal->font,terminal->textColor);
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terminal_movecursor(terminal,1);
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}
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}
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l++;
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}
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return n;
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}
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void terminal_print_line(terminal_t* terminal,int line)
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{
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int charw=terminal->font->Width + terminal->horizontalSpace;
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int charh=terminal->font->Height + terminal->verticalSpace;
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terminal_clearCurentLine(terminal);
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terminal->LCD->paintText(terminal->LCD,terminal->buffer+(line*(terminal->columnCount + 1)),CHARXPOS(terminal,charw),CHARYPOS(terminal, charh),terminal->font,terminal->textColor);
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}
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int terminal_writenc2(terminal_t* terminal,char* data, int n)
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{
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int charw=terminal->font->Width + terminal->horizontalSpace;
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int charh=terminal->font->Height + terminal->verticalSpace;
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/* First copy to buffer*/
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int offset = (terminal->lastLine*(terminal->columnCount + 1)) + terminal->column;
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for(int i=0;i<n;i++)
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{
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terminal->empty=0;
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terminal->buffer[offset] = data[i];
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if(data[i]=='\n')
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{
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offset = ((offset/(terminal->columnCount + 1) + 1) * (terminal->columnCount + 1));
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}
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else
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{
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offset++;
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}
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}
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if(!terminal->empty)
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{
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for(int i=terminal->firstLine;i<=terminal->lastLine;i++)
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{
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terminal_print_line(terminal,i);
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}
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}
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return n;
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}
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int terminal_write(streamdevice* device,void* data,int size, int n)
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{
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return terminal_writenc((terminal_t*)device->_stream,(char*) data,size*n);
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}
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int terminal_read(streamdevice* device,void* data,int size, int n)
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{
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return n*size;
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}
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int terminal_setpos(streamdevice* device,int pos)
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{
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return 1;
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}
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int terminal_close( streamdevice* device)
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{
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return 1;
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}
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