src/robomon/Widget.cpp

   1 /*
   2  * Widget.cpp                           08/03/29
   3  *
   4  * A widget template.
   5  *
   6  * Copyright: (c) 2008 CTU Dragons
   7  *            CTU FEE - Department of Control Engineering
   8  * Authors: Martin Zidek, Michal Sojka, Tran Duy Khanh
   9  * License: GNU GPL v.2
  10  */
  11
  12 #include <QtGui>
  13 #include "Widget.h"
  14 #include "Painter.h"
  15
  16 Widget::Widget(Painter *painter, QWidget *parent)
  17         : QWidget(parent), painter(painter)
  18 {
  19         setFixedSize(painter->size());
  20         aliasing = RENDER_HINT_ALIASING;
  21 }
  22
  23 void Widget::animate()
  24 {
  25         /* repaint should be used only if we want to draw immediately,
  26            otherwise update() should be preferred */
  27         /*repaint();*/
  28         update();
  29 }
  30
  31 void Widget::paintEvent(QPaintEvent *event)
  32 {
  33         QPainter p;
  34         p.begin(this);
  35         if (aliasing)
  36                 p.setRenderHint(QPainter::Antialiasing);
  37         painter->paint(&p, event);
  38         p.end();
  39 }
  40
  41 void Widget::setAliasing(bool state)
  42 {
  43         aliasing = state;
  44 }