void DigitizeStatePointMatch::createTemporaryPoint (CmdMediator *cmdMediator,
                                                    const QPoint &posScreen)
{
  LOG4CPP_DEBUG_S ((*mainCat)) << "DigitizeStatePointMatch::createTemporaryPoint";

  GeometryWindow *NULL_GEOMETRY_WINDOW = nullptr;

  const DocumentModelPointMatch &modelPointMatch = cmdMediator->document().modelPointMatch();

  // Get point style for current graph, and then override with candidate color
  const CurveStyles &curveStyles = cmdMediator->document().modelCurveStyles();
  PointStyle pointStyle = curveStyles.pointStyle (activeCurve());
  pointStyle.setPaletteColor (modelPointMatch.paletteColorCandidate());

  // Temporary point that user can see while DlgEditPoint is active
  GraphicsPoint *point = context().mainWindow().scene().createPoint(Point::temporaryPointIdentifier (),
                                                                    pointStyle,
                                                                    posScreen,
                                                                    NULL_GEOMETRY_WINDOW);

  context().mainWindow().scene().removeTemporaryPointIfExists(); // Only one temporary point at a time is allowed

  context().mainWindow().scene().addTemporaryPoint (Point::temporaryPointIdentifier(),
                                                    point);
  m_posCandidatePoint = posScreen;
}
Example #2
0
PointStyle::PointStyle (const PointStyle &other) :
  m_shape (other.shape()),
  m_radius (other.radius ()),
  m_lineWidth (other.lineWidth ()),
  m_paletteColor (other.paletteColor ())
{
}
void DlgSettingsSegments::updatePreview()
{
  LOG4CPP_INFO_S ((*mainCat)) << "DlgSettingsSegments::updatePreview"
                              << " loading=" << (m_loading ? "true" : "false");

  const QString ARBITRARY_IDENTIFIER ("");
  const QColor COLOR (Qt::blue);
  const int RADIUS = 5;

  if (!m_loading) {

    SegmentFactory segmentFactory (*m_scenePreview,
                                   mainWindow().isGnuplot());

    clearPoints();
    segmentFactory.clearSegments (m_segments);

    // Create new segments
    segmentFactory.makeSegments (createPreviewImage(),
                                 *m_modelSegmentsAfter,
                                 m_segments);

    // Make the segment visible
    QList<Segment*>::iterator itrS;
    for (itrS = m_segments.begin(); itrS != m_segments.end(); itrS++) {
      Segment *segment = *itrS;
      segment->slotHover (true);
    }

    // Create some points
    PointStyle pointStyle (POINT_SHAPE_CROSS,
                           RADIUS,
                           BRUSH_WIDTH,
                           COLOR_PALETTE_BLUE);
    QPolygonF polygon = pointStyle.polygon();
    QList<QPoint> points = segmentFactory.fillPoints (*m_modelSegmentsAfter,
                                                      m_segments);
    QList<QPoint>::iterator itrP;
    for (itrP = points.begin(); itrP != points.end(); itrP++) {
      QPoint pos = *itrP;
      GraphicsPoint *graphicsPoint = new GraphicsPoint (*m_scenePreview,
                                                        ARBITRARY_IDENTIFIER,
                                                        pos,
                                                        COLOR,
                                                        polygon,
                                                        BRUSH_WIDTH);
      m_points.push_back (graphicsPoint);
    }
  }
}
Example #4
0
QPixmap ViewPointStyle::pixmap (const PointStyle &pointStyle) const
{
  LOG4CPP_INFO_S ((*mainCat)) << "ViewPointStyle::pixmap";

  // Polygon that is sized for the main drawing window.
  QPolygonF polygonUnscaled = pointStyle.polygon();

  // Resize polygon to fit icon, by builiding a new scaled polygon from the unscaled polygon
  double xMinGot = polygonUnscaled.boundingRect().left();
  double xMaxGot = polygonUnscaled.boundingRect().right();
  double yMinGot = polygonUnscaled.boundingRect().top();
  double yMaxGot = polygonUnscaled.boundingRect().bottom();

  QPolygonF polygonScaled;
  for (int i = 0; i < polygonUnscaled.length(); i++) {
    QPointF pOld = polygonUnscaled.at(i);
    polygonScaled.append (QPointF ((width () - 1) * (pOld.x() - xMinGot) / (xMaxGot - xMinGot),
                                   (height () - 1) * (pOld.y() - yMinGot) / (yMaxGot - yMinGot)));
  }

  // Color
  QColor color = ColorPaletteToQColor(pointStyle.paletteColor());

  // Image for drawing
  QImage img (width (),
              height (),
              QImage::Format_RGB32);
  QPainter painter (&img);
  painter.fillRect (0,
                    0,
                    width (),
                    height (),
                    QBrush (COLOR_FOR_BRUSH));
  painter.setPen (QPen (color));
  painter.drawPolygon (polygonScaled);

  // Create pixmap from image
  QPixmap pixmap = QPixmap::fromImage (img);

  return pixmap;
}