src/artisan/gviewport/LineObject.cpp

   1 /** Aesalon, a tool to visualize program behaviour in real time.
   2         Copyright (C) 2009-2011, Aesalon development team.
   3
   4         Aesalon is distributed under the terms of the GNU GPLv3. See
   5         the included file LICENSE for more information.
   6
   7         @file src/artisan/gviewport/LineObject.cpp
   8 */
   9
  10 #include "artisan/gviewport/LineObject.h"
  11 #include "artisan/gviewport/CoordinateMapper.h"
  12
  13 #include "util/MessageSystem.h"
  14
  15 namespace Artisan {
  16 namespace GViewport {
  17
  18 LineObject::LineObject(const Point &from, const Point &to) : Object(Rect(from, to)), m_from(from), m_to(to) {
  19
  20 }
  21
  22 LineObject::~LineObject() {
  23
  24 }
  25
  26 void LineObject::renderOnto(RenderedImage &image) {
  27         image.startPainting();
  28
  29         CoordinateMapper mapper(image);
  30
  31         image.painter().drawLine(
  32                 mapper.dataToPixel(m_from).toQPoint(),
  33                 mapper.dataToPixel(m_to).toQPoint()
  34                 );
  35
  36         image.stopPainting();
  37 }
  38
  39 } // namespace GViewport
  40 } // namespace Artisan