Initial commit

Lts/Viewer/SituationMap/MapObjectsImpl/text_impl.cpp

@@ -0,0 +1,149 @@
+/**
+  * @RDE_HEADER@
+  * Interface-Implementation of Text
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  */
+
+// Own
+#include "text_impl.h"
+#include <MapImpl/map_impl.h>
+#include <GraphicalObjects/graphical_object_path.h>
+#include <GraphicalObjects/stub_graphical_object.h>
+#include <GraphicalObjects/graphical_object_picture_marker.h>
+#include <GraphicalObjects/graphical_object_text.h>
+
+// ESRI
+
+
+// Qt
+#include <QString>
+
+
+#include "position_marker.xpm"
+
+
+namespace SituationMap
+{
+
+//-----------------------------------------------------------------------------
+// constants
+//-----------------------------------------------------------------------------
+
+
+//-----------------------------------------------------------------------------
+// Utils:
+//-----------------------------------------------------------------------------
+
+
+
+
+
+//-----------------------------------------------------------------------------
+// class TextImpl
+//-----------------------------------------------------------------------------
+TextImpl::TextImpl(const QString &debugInfo)
+  : Text()                         // Interface
+  , BaseClass(debugInfo)           // Implementation
+  , m_showAnchorMarker(false)
+  , m_anchorMarker(nullptr)
+  , m_logger(getLogger("TextImpl"))
+{
+  TRACE_LOG(m_logger) << LOGFUNCTION << " START";
+
+  m_visibilityScaleRange.resetToMax();
+
+  TRACE_LOG(m_logger) << LOGFUNCTION << " END";
+}
+
+TextImpl::~TextImpl()
+{
+  TRACE_LOG(m_logger) << LOGFUNCTION << " START";
+  delete m_anchorMarker;
+  TRACE_LOG(m_logger) << LOGFUNCTION << " END";
+}
+
+
+void TextImpl::setShowAnchorMarker(bool on)
+{
+  if (on == m_showAnchorMarker)
+    return;
+
+  m_showAnchorMarker = on;
+  if (on)
+  {
+    static QImage markerSymbol;
+
+    if (markerSymbol.isNull())
+      markerSymbol = QImage(position_marker_xpm);
+
+    m_anchorMarker = new GraphicalObjectPictureMarker(m_mapImpl->getEsriGeoView(),
+                                                      m_graphicsLayer,
+                                                      QLatin1String("AnchorMarker"),
+                                                      INVALID_MAP_ID);
+    m_anchorMarker->setImage(markerSymbol);
+  }
+  else
+  {
+    delete m_anchorMarker;
+    m_anchorMarker = nullptr;
+  }
+} // TextImpl::setShowAnchorMarker
+
+
+bool TextImpl::showAnchorMarker() const { return m_showAnchorMarker; }
+
+
+bool TextImpl::updateViewImpl()
+{
+  TRACE_LOG(m_logger) << LOGFUNCTION << " START"
+                      << " visibility=" << m_visibility;
+
+  // put translated origin to stub. Later GOText will takeover the (translated) origin.
+  if (m_mainGraphicalObject) m_mainGraphicalObject->setOrigin(originTranslated());
+
+  bool success = BaseClass::updateViewImpl();
+
+  if (m_anchorMarker)
+  {
+    m_anchorMarker -> setSelected(m_selected);
+    m_anchorMarker -> setDrawOrder(m_internalDrawOrder);
+    m_anchorMarker -> setOrigin(m_mainGraphicalObjectText->origin());
+    m_anchorMarker -> setVisibility(m_mainGraphicalObjectText->visibility());
+    m_anchorMarker -> updateView();
+  }
+
+
+  if (!success)
+    ERROR_LOG(m_logger) << LOGFUNCTION << " updateViewImpl failed";
+
+  TRACE_LOG(m_logger) << LOGFUNCTION << " END, success=" << success;
+  return success;
+}
+
+
+
+bool TextImpl::init(MapImpl *mapImpl, const QString &logicalLayerName)
+{
+  TRACE_LOG(m_logger) << LOGFUNCTION << " START";
+
+  bool success = BaseClass::init(mapImpl, logicalLayerName);
+
+  if (success)
+  {
+    /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+     * Use the StubGraphicalObject, which is doing nothing of the work, because
+     * the text will be rendered using m_mainGraphicalObjectText
+     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */
+    m_mainGraphicalObject = new StubGraphicalObject();
+  }
+  else
+    ERROR_LOG(m_logger) << LOGFUNCTION << " init failed";
+
+  TRACE_LOG(m_logger) << LOGFUNCTION << " END, success=" << success;
+  return success;
+}
+
+
+} // namespace SituationMap