src/artisan/gviewport/Renderer.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/Renderer.cpp
   8 */
   9
  10 #include <QThreadPool>
  11
  12 #include "artisan/gviewport/Renderer.h"
  13
  14 #include "artisan/gviewport/Object.h"
  15
  16 #include "util/MessageSystem.h"
  17
  18 namespace Artisan {
  19 namespace GViewport {
  20
  21 Renderer::Renderer(const Rect &dataRange, const Rect &pixelRange, Data *data) : m_data(data) {
  22         m_image = new RenderedImage(dataRange, pixelRange);
  23 }
  24
  25 Renderer::~Renderer() {
  26
  27 }
  28
  29 void Renderer::enqueue() {
  30         QThreadPool::globalInstance()->start(this);
  31 }
  32
  33 void Renderer::run() {
  34         m_data->startReading();
  35         m_image->startPainting();
  36
  37         m_data->tree().search(m_image->dataRange().toTreeBound(), this);
  38
  39         m_image->stopPainting();
  40         m_data->stopReading();
  41
  42         emit finishedRendering(m_image);
  43 }
  44
  45 bool Renderer::process(const TreeType::Bound &bound, Object *value) {
  46         value->renderOnto(*m_image);
  47         return true;
  48 }
  49
  50 } // namespace GViewport
  51 } // namespace Artisan