Initial commit

Lts/Viewer/SituationMap/MapImpl/jump_point_model.cpp

@@ -0,0 +1,166 @@
+/**
+  * @RDE_HEADER@
+  * Interface for JumpPointWidget
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  */
+
+
+// Own
+#include "jump_point_model.h"
+#include <Map/map.h>
+#include <Map/object_factory.h>
+#include <Map/situation_map_utils.h>
+#include <MapImpl/layer_factory_impl.h>
+#include <MapImpl/coord_translation_functor_impl.h>
+
+
+// Qt
+#include <QBuffer>
+
+
+namespace SituationMap
+{
+
+//----------------------------------------------------------------------------
+// JumpPointModel
+//----------------------------------------------------------------------------
+
+JumpPointModel::JumpPointModel(QObject *parent)
+  : BaseClass( {tr("Name"), tr("OriginGeo"), tr("Origin"), tr("Scale"), tr("Icon")}, parent)
+{
+}
+
+void JumpPointModel::setMap(Map *map)
+{
+  m_map = map;
+}
+
+QVariant JumpPointModel::data(const QModelIndex &index, int role) const
+{
+  if ((role != Qt::DisplayRole && role != Qt::ToolTipRole && role != Qt::EditRole) || !indexIsValid(index))
+    return QVariant();
+
+  const JPData &data = m_vecData.at(index.row());
+
+  if (role==Qt::ToolTipRole)
+  {
+    QString tooltip;
+    tooltip.append(QStringLiteral("<html>"));
+
+    const QImage &img = data.m_image;
+
+    if (! img.isNull())
+    {
+      // without a temporary file:
+      QByteArray baData;
+      QBuffer buffer(&baData);
+      img.save(&buffer, "PNG", 100);
+      tooltip.append(QStringLiteral("<center><img src='data:image/png;base64,%1'></center>").arg(QString::fromLatin1(baData.toBase64()))); // how can i center the image?
+      tooltip.append(QLatin1String("<br />"));
+    }
+    tooltip.append(QStringLiteral("<p>name: %1</p>").arg(data.m_name));
+    tooltip.append(QStringLiteral("<p>origin: %1</p>").arg(m_map->geoToMgrsString(data.m_originGeo.toPointF())));
+    tooltip.append(QStringLiteral("<p>scale: %1</p>").arg(data.m_mapScale));
+    tooltip.append(QStringLiteral("</html>"));
+    return tooltip;
+  }
+
+  switch (index.column())
+  {
+  case NAME:
+    return data.m_name;
+  case ORIGIN_GEO:
+    return data.m_originGeo.toPointF();
+  case ORIGIN_MGRS:
+  {
+    if (m_map)
+      return m_map->geoToMgrsString(data.m_originGeo.toPointF());
+    return QString();
+  }
+  case SCALE:
+    return data.m_mapScale;
+  case ICON:
+    return data.m_image;
+  }
+
+  return QVariant();
+}
+
+void JumpPointModel::addUpdateItem(const JPData &jpData)
+{
+  int row = rowOfItem(jpData.m_name);
+  if (row >= 0)
+    setRowData(row, jpData);  // UPDATE
+  else
+    insertRow(jpData);        // APPEND
+}
+
+bool JumpPointModel::removeItem(const QString &name)
+{
+  int row = rowOfItem(name);
+  if (row < 0)
+    return false;
+  removeRow(row);
+  return true;
+}
+
+bool JumpPointModel::contains(const QString &name)
+{
+  return rowOfItem(name) >= 0;
+}
+
+int JumpPointModel::rowOfItem(const QString &name)
+{
+  int row = -1;
+  for (const JPData &item : qAsConst(m_vecData))
+  {
+    ++row;
+    if (item.m_name.compare(name) == 0)
+      return row;
+  }
+  return -1;
+}
+
+JPData *JumpPointModel::getItemPtr(const QModelIndex &index)
+{
+  if (!indexIsValid(index))
+    return nullptr;
+
+  int row = index.row();
+  if (row < 0 || row > m_vecData.size())
+    return nullptr;
+
+  return &m_vecData[row];
+}
+
+JPData *JumpPointModel::getItemPtr(const QString &name)
+{
+  int row = rowOfItem(name);
+  if (row < 0 || row > m_vecData.size())
+    return nullptr;
+  return &m_vecData[row];
+
+}
+
+QVector<JPData> JumpPointModel::jumpPoints()
+{
+  return m_vecData;
+}
+
+QStringList JumpPointModel::names()
+{
+  QStringList sl;
+  sl.reserve(m_vecData.size());
+
+  for (const JPData &item : qAsConst(m_vecData))
+    sl.append(item.m_name);
+  return sl;
+}
+
+
+
+
+
+} // namespace SituationMap