source: trigger/gui/t72/humidity.cpp@ 77

#include <QColor>

#include <QVBoxLayout>
#include <QPainter>
#include "humidity.h"

 
Humidity::Humidity( QWidget *parent )  : QWidget( parent)
{
  //setPalette( QPalette( QColor( 250, 250, 200) ) );
  //this->setPalette( QPalette( QColor( 250, 250, 200) ) );
  bgColor= new QColor(200,200,200);
  this->setAutoFillBackground (1);
}  
float Humidity::value() 
{
  return val;

}
void Humidity::paintEvent( QPaintEvent * )
{
  QString s = QString( "%1\%" ).arg((double)(val));
  QFont sansFont( "Helvetica [Cronyx]", 12 );
  
    QPainter p( this );
    p.setFont(sansFont);
    p.setPen(Qt::white);
    int width=this->width();
    int height=this->height();
    p.drawText(width/3 , height/2, s );
}

void Humidity::setValue( float vall )
{
  val=vall;
  int bblue= (int)(((float)(val-MinVal)/(float)(MaxVal-MinVal))*255.);

  //int bblue=255-(int)(((float)(val-MinVal)/(float)(MaxVal-MinVal))*255.);
  //printf("%i %i\n",rred,bblue);
  bgColor->setRgb(0,0,bblue);
   //QPalette::ColorRole
   QPalette *mypalette=new QPalette();
   //   mypalette->setColor ( mypalette->Base, *bgColor );
   mypalette->setColor ( mypalette->Base, Qt::red);
   //this->setBackgroundRole (mypalette->Shadow);
   //this->setBackgroundColor(*bgColor);
   repaint();
   this->setPalette( QPalette( *bgColor ) );
  emit valueChanged(val);

}