src/artisan/gviewport/RectObject.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/RectObject.cpp
   8 */
   9
  10 #include <QRect>
  11 #include <QPoint>
  12
  13 #include "artisan/gviewport/RectObject.h"
  14
  15 #include "util/MessageSystem.h"
  16
  17 namespace Artisan {
  18 namespace GViewport {
  19
  20 RectObject::RectObject(double layer, double x, double y, double w, double h) {
  21         m_bound.setRange(TreeType::Range(layer, layer), 0);
  22         m_bound.setRange(TreeType::Range(x, x+w), 1);
  23         m_bound.setRange(TreeType::Range(y, y+h), 2);
  24 }
  25
  26 RectObject::~RectObject() {
  27
  28 }
  29
  30 void RectObject::render(RenderedImage &image) {
  31         Message(Debug, "Rendering RectObject . . .");
  32
  33         Message(Debug, "m_bound.range(1).start(): " << m_bound.range(1).start());
  34         Message(Debug, "m_bound.range(2).start(): " << m_bound.range(2).start());
  35         Message(Debug, "m_bound.range(1).end(): " << m_bound.range(1).end());
  36         Message(Debug, "m_bound.range(2).end(): " << m_bound.range(2).end());
  37
  38         double x1, y1;
  39         image.mapper().map(m_bound.range(1).start(), m_bound.range(2).start(), &x1, &y1);
  40         double x2, y2;
  41         image.mapper().map(m_bound.range(1).end(), m_bound.range(2).end(), &x2, &y2);
  42
  43         QPainter *painter = image.painter();
  44
  45         painter->setPen(qRgb(0, 0, 0));
  46         painter->setBrush(Qt::cyan);
  47
  48         Message(Debug, "x2-x1: " << x2 - x1);
  49         Message(Debug, "y2-y1: " << y2 - y1);
  50
  51         QRectF rf = QRectF(QPointF(x1 * painter->device()->width(), y1 * painter->device()->height()),
  52                 QPointF((x2-x1) * painter->device()->width(), painter->device()->height() * (y2-y1)));
  53
  54         painter->drawRect(rf);
  55 }
  56
  57 } // namespace GViewport
  58 } // namespace Artisan