/*
 * ElevationGridDialog.cpp
 *
 * Copyright (C) 1999 Stephen F. White
 * 
 * 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 2 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 (see the file "COPYING" for details); if 
 * not, write to the Free Software Foundation, Inc., 675 Mass Ave, 
 * Cambridge, MA 02139, USA.
 */

#include "stdafx.h"
#include "ElevationGridDialog2.h"
#include "resource.h"

#include <windows.h>
#include <commctrl.h>
#include <GL/gl.h>

#include <stdio.h>
#include <sys/types.h>
#include <sys/timeb.h>
#include <Dialog2.h>
#include "swt.h"
#include "swt_private.h"


ElevationGridDialog::ElevationGridDialog(SWND parent, int number, int depth)
  : Dialog(parent, IDD_ELEVATION)
{
    _width = number;
//  _depth = depth;
    LoadData();
	
}

ElevationGridDialog::~ElevationGridDialog()
{
}

void
ElevationGridDialog::SaveData()
{
    char	number[128];
    swGetText(swGetDialogItem(_dlg, IDC_WIDTH), number, 128);
    _width = atoi(number);
//  swGetText(swGetDialogItem(_dlg, IDC_DEPTH), number, 128);
//  _depth = atoi(buf);
}

bool
ElevationGridDialog::Validate()
{
    return _width > 0 && _depth > 0;
}

void
ElevationGridDialog::LoadData()
{
    char	number[128];
    snprintf(number, 128, "%d", _width);
    swSetText(swGetDialogItem(_dlg, IDC_WIDTH), number);
//  snprintf(number, 128, "%d", _depth);
//  swSetText(swGetDialogItem(_dlg, IDC_DEPTH), buf);

}

int
ElevationGridDialog::GetCharacterPosition(char* number)
{	
	char	compare_string[128];
	char	zero_string[128];
	for(int k=0;k<127;)
	{	
		_itoa( 0, zero_string + k, 10 );
		compare_string[k] = 0;
		k++;
	}		
	
	//Caret position at client window 
		POINT pt;
		GetCaretPos(&pt);

	//get character position
		int str_width=0;
		int j=0;
		for (int nu_char=0; str_width < pt.x - 1;)
		{	
			if(number[j] == compare_string[j])
			{
				mystrncpy_secure(number + j, zero_string + j, 2);
			}
			
			char buf[128]; 
			mystrncpy_secure(buf, number + nu_char, 2);
			int char_width = swGetStringWidth(swGetDefaultFont(), (const char*) buf);
			str_width =str_width + char_width;
			nu_char++;
			j++;
		}
		return nu_char;
}

void
ElevationGridDialog::OnCommand(int id)
{ 
	if (id == ID_INCREASE)
	{ 	
		swGetText(swGetDialogItem(_dlg, IDC_WIDTH), number, 128);

	// nu_char: number of character, which included in "number"  
		int nu_char = GetCharacterPosition(number);

	//Increase integer
		char	buf[128];
		char	temporary[128];
		mystrncpy_secure(temporary, number, 128);
		mystrncpy_secure(buf, number + nu_char , 2);
		
		int i = atoi(buf);
		i = i + 1;
		
		if (i == 10)
			i = 0;
		
		_itoa( i, buf, 10 );
		mystrncpy_secure(number + nu_char , buf, 2);
		mystrncpy_secure(number + nu_char + 1, temporary + nu_char + 1, 128 - nu_char - 1);
		
		swSetText(swGetDialogItem(_dlg, IDC_WIDTH), number);
		swInvalidateWindow(_dlg);
	}

	if (id == ID_DECREASE)
	{ 
		
		swGetText(swGetDialogItem(_dlg, IDC_WIDTH), number, 128);

	// nu_char: number of character, which included in "number"  
		int nu_char = GetCharacterPosition(number);

	//Decrease integer
		char	buf[128];
		char	temporary[128];
		mystrncpy_secure(temporary, number, 128);
		mystrncpy_secure(buf, number + nu_char , 2);
		
		int i = atoi(buf);
		i = i - 1;
		
		if (i < 0) 
			i = 9;
		
		_itoa( i, buf, 10 );
		mystrncpy_secure(number + nu_char , buf, 2);
		mystrncpy_secure(number + nu_char + 1, temporary + nu_char + 1, 128 - nu_char - 1);
		
		swSetText(swGetDialogItem(_dlg, IDC_WIDTH), number);
		swInvalidateWindow(_dlg);
	}
		
	if (id == ID_MOVE_RIGHT)
	{		
	//Caret position at client window 
		POINT pt;
		GetCaretPos(&pt);
		swGetText(swGetDialogItem(_dlg, IDC_WIDTH), buf, 128);

	//Move caret position 
		int str_width=0; 
		int char_width=0;
		int i=0;

		do 
		{	
			char buf[128];
			mystrncpy_secure(buf, number + i, 2);
			char_width = swGetStringWidth(swGetDefaultFont(), (const char*) buf);
			str_width =str_width + char_width;
			i++;
		} while (str_width < pt.x);
		pt.x = str_width + 1;
		SetCaretPos(pt.x,pt.y);
		swInvalidateWindow(_dlg);
	}

	if (id == ID_MOVE_LEFT)
	{	  
    //Caret position at client window 
		POINT pt;
		GetCaretPos(&pt);
		swGetText(swGetDialogItem(_dlg, IDC_WIDTH), number, 128);	
	
	//Move caret position 
		int str_width=0; 
		int char_width=0;

		for (int i=0; str_width < pt.x - 1;)
		{	
			char buf[128];
			mystrncpy_secure(buf, number + i, 2);
			char_width = swGetStringWidth(swGetDefaultFont(), (const char*) buf);
			str_width = str_width + char_width;
			i++;

		}
		pt.x = str_width + 1 - char_width;
		SetCaretPos(pt.x,pt.y);
		swInvalidateWindow(_dlg);
	}

	CreateCaret(swGetDialogItem(_dlg, IDC_WIDTH)->hWnd, (HBITMAP) NULL, 1, swGetFontHeight(swGetDefaultFont()));
	ShowCaret(swGetDialogItem(_dlg, IDC_WIDTH)->hWnd);

Dialog::OnCommand(id);

}