Method Select

ogl/lines.cpp:1630–1677

Override select, to create/delete temporary label-moving objects

// Override select, to create/delete temporary label-moving objects
void wxLineShape::Select(bool select, wxDC* dc)
{
  wxShape::Select(select, dc);
  if (select)
  {
    for (int i = 0; i < 3; i++)
    {
      wxNode *node = m_regions.Item(i);
      if (node)
      {
        wxShapeRegion *region = (wxShapeRegion *)node->GetData();
        if (region->m_formattedText.GetCount() > 0)
        {
          double w, h, x, y, xx, yy;
          region->GetSize(&w, &h);
          region->GetPosition(&x, &y);
          GetLabelPosition(i, &xx, &yy);
          if (m_labelObjects[i])
          {
            m_labelObjects[i]->Select(false);
            m_labelObjects[i]->RemoveFromCanvas(m_canvas);
            delete m_labelObjects[i];
          }
          m_labelObjects[i] = OnCreateLabelShape(this, region, w, h);
          m_labelObjects[i]->AddToCanvas(m_canvas);
          m_labelObjects[i]->Show(true);
          if (dc)
            m_labelObjects[i]->Move(*dc, (double)(x + xx), (double)(y + yy));
          m_labelObjects[i]->Select(true, dc);
        }
      }
    }
  }
  else
  {
    for (int i = 0; i < 3; i++)
    {
      if (m_labelObjects[i])
      {
        m_labelObjects[i]->Select(false, dc);
        m_labelObjects[i]->Erase(*dc);
        m_labelObjects[i]->RemoveFromCanvas(m_canvas);
        delete m_labelObjects[i];
        m_labelObjects[i] = NULL;
      }
    }
  }
}

/*
 * Line control point