PTextObject.cpp

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//* -*- mode:C++; tab-width:4; c-basic-offset:4; indent-tabs-mode:nil -*- */
//    Name:       src/objects/PTextObject.cpp
//    Purpose:     Contains generic specs for all objects containing text
//    Author:     Shane T. Mueller, Ph.D.
//    Copyright:  (c) 2004-2026 Shane T. Mueller <smueller@obereed.net>
//    License:    GPL 2
//
//
//
//     This file is part of the PEBL project.
//
//    PEBL 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.
//
//    PEBL 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 PEBL; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#include "PWidget.h"
#include "PTextObject.h"
#include "PFont.h"
#include "../utility/PError.h"
 
#include <string>
#include <iostream>
using std::cout;
using std::endl;
 
PTextObject::PTextObject():
    PWidget(0,0,0,0,false),
    mChanged(true),
    mText(""),
    mDirection(1)
{
    InitializeProperty("TEXT","");
    InitializeProperty("DIRECTION",1);
    InitializeProperty("LINEHEIGHT",0);
 
}
 
 
 
PTextObject::PTextObject(const std::string & text):
    PWidget(0,0,0,0,false),
    mChanged(true),
    mText(std::string(text)),
    mDirection(1)
{
 
    InitializeProperty("TEXT",Variant(mText));
    InitializeProperty("DIRECTION",1);
    InitializeProperty("LINEHEIGHT",0);
}
 
 
PTextObject::PTextObject( PTextObject &object):
    PWidget(0,0,0,0,false),
    mChanged(true),
    mText(object.GetText()),
    mDirection(1)
{
    InitializeProperty("TEXT",Variant(mText));
    InitializeProperty("DIRECTION",1);
    InitializeProperty("LINEHEIGHT",0);
}
 
 
void PTextObject::SetText(const std::string & text)
{
    mText = text; 
    PEBLObjectBase::SetProperty("TEXT",Variant(text));
    mChanged = true;
}
 
 
void PTextObject::SetDirection(int dir)
{
    if(dir ==1 | dir == -1)
        {
            PEBLObjectBase::SetProperty("DIRECTION",Variant(dir));
            mDirection = dir;
            mChanged = true;
        } else 
        {
            PError::SignalFatalError("Improper value for direction");
        }
}
 
bool PTextObject::SetProperty(std::string name, Variant v)
{
 
 
    if(PWidget::SetProperty(name,v))
        {
            mChanged = true;
            return true;
        }
    else 
        {
            if (name == "TEXT") 
                {
                    SetText(v);
                    return true;
                }
            else if(name == "DIRECTION")
                {
                    SetDirection(v);
                }
            return PWidget::SetProperty(name,v);
        }
}
 
 
Variant PTextObject::GetProperty(std::string name)const
{
    return PEBLObjectBase::GetProperty(name);
}
 
 
ObjectValidationError PTextObject::ValidateProperty(std::string name, Variant v)const
{
        return ValidateProperty(name);
}
 
ObjectValidationError PTextObject::ValidateProperty(std::string name)const
{
 
   ObjectValidationError ove = PWidget::ValidateProperty(name);
    
    if(ove == OVE_VALID)
        return ove;
 
    else if(name == "TEXT" || 
            name == "WIDTH" ||
            name == "HEIGHT" ||
            name == "FONT" ||
            name == "DIRECTION"||
            name == "LINEHEIGHT")
 
        return OVE_VALID;
    else
        return OVE_INVALID_PROPERTY_NAME;
 
}
 
 
PTextObject::~PTextObject()
{
}