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/*
* Kivio - Visual Modelling and Flowcharting
* Copyright (C) 2000-2001 theKompany.com & Dave Marotti
*
* 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; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "kivio_point.h"
#include "kivio_common.h"
#include <kdebug.h>
/*
* Names for the different point types. invalid
* and last are not used for any real point type,
* and only serve as bounds checking devices.
*/
static const char *KivioPointTypeNames[]={
"invalid", "normal", "bezier", "arc", "last"
};
/**
* Constructor
*
* Sets this point to (0,0) and of type normal.
*/
KivioPoint::KivioPoint()
{
m_x = 0.0f;
m_y = 0.0f;
m_pointType = kptNormal;
}
/**
* Copy constructor
*
* @param copy The KivioPoint to make a copy of.
*
* Copies copy into this object.
*/
KivioPoint::KivioPoint( const KivioPoint © )
{
m_x = copy.m_x;
m_y = copy.m_y;
m_pointType = copy.m_pointType;
}
/**
* Alternate constructor.
*
* @param newX The x value of the point
* @param newY The y value of the point
* @param pt The point type
*
* Creates a new point with values.
*/
KivioPoint::KivioPoint( double newX, double newY, KivioPointType pt )
{
m_x = newX;
m_y = newY;
m_pointType = pt;
}
/**
* Destructor
*/
KivioPoint::~KivioPoint()
{
}
/**
* Copies this object's data into pTarget
*
* @param pTarget The destination of the copy
*/
void KivioPoint::copyInto( KivioPoint *pTarget ) const
{
if( !pTarget )
return;
pTarget->m_x = m_x;
pTarget->m_y = m_y;
pTarget->m_pointType = m_pointType;
}
/**
* Figure out the KivioPointType from a string
*
* @param str The string to search with
*
* This will figure out the KivioPointType from a string. For example,
* "normal" will return kptNormal.
*/
KivioPoint::KivioPointType KivioPoint::pointTypeFromString( const TQString &str )
{
int i;
// Iterate through all the possible enums
for( i=(int)kptNone+1; i<(int)kptLast; i++ )
{
// If we find it, return it
if( str.compare( KivioPointTypeNames[i] )==0 )
{
return (KivioPointType)i;
}
}
// Otherwise return an invalid type
return kptNone;
}
/**
* Load this object from an XML element
*
* @param e The element to load from
* @returns true on success, false on failure.
*/
bool KivioPoint::loadXML( const TQDomElement &e )
{
if( e.tagName().compare( "KivioPoint" ) != 0 )
{
kdDebug(43000) << "Attempted to load KivioPoint from non-KivioPoint element" << endl;
return false;
}
m_x = XmlReadFloat( e, "x", 1.0f );
m_y = XmlReadFloat( e, "y", 1.0f );
m_pointType = (KivioPointType)pointTypeFromString( XmlReadString( e, "type", "normal" ) );
return true;
}
/**
* Save this object to an XML element
*
* @param doc The document we are saving to
* @returns TQDomElement
*/
TQDomElement KivioPoint::saveXML( TQDomDocument &doc )
{
TQDomElement e = doc.createElement("KivioPoint");
XmlWriteFloat( e, TQString("x"), m_x );
XmlWriteFloat( e, TQString("y"), m_y );
XmlWriteString( e, TQString("type"), TQString(KivioPointTypeNames[m_pointType]) );
return e;
}
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