// %flair:license{
// This file is part of the Flair framework distributed under the
// CECILL-C License, Version 1.0.
// %flair:license}
//  created:    2012/08/17
//  filename:   Label.cpp
//
//  author:     Guillaume Sanahuja
//              Copyright Heudiasyc UMR UTC/CNRS 7253
//
//  version:    $Id: $
//
//  purpose:    Class displaying a QLabel on the ground station
//
//
/*********************************************************************/

#include "Label.h"
#include "Layout.h"
#include "LayoutPosition.h"

using std::string;

namespace flair
{
namespace gui
{

Label::Label(const LayoutPosition* position,string name,size_t buf_size): Widget(position->getLayout(),name,"Label")
{
    SetVolatileXmlProp("row",position->Row());
    SetVolatileXmlProp("col",position->Col());

    SendXml();

    printf_buffer=(char*)malloc(buf_size);
    if(printf_buffer==NULL) Err("erreur malloc\n");

    delete position;
}

Label::~Label()
{
    if(printf_buffer!=NULL) free(printf_buffer);
    printf_buffer=NULL;
}


void Label::SetText(const char * format, ...)
{
    int n;

    va_list args;
    va_start (args, format);
    n = vsprintf(printf_buffer,format, args);
    va_end (args);
    if (n<=0) return;

    SetVolatileXmlProp("value",printf_buffer);
    SendXml();

}

} // end namespace gui
} // end namespace flair