/// <summary>
/// Handler for zoom level change.
/// This handler will deal with overlays visibility, change MARKERS images according to zoom level.
/// </summary>
/// <param name="gmap">Map control</param>
public static void OnMapZoomChanged(GMapControl gmap)
{
gmap.HoldInvalidation = true;
int iz = GMapMarkerImages.ReturnImageLevelFromZoom(gmap.Zoom);
GMapOverlay overlay = gmap.Overlays[GMapWrapper.MARKERS];
foreach (GMapMarker m in overlay.Markers)
{
GMapMarkerImages.ChangeImageAccordingToZoom((GMapMarkerImages)m, iz);
}
gmap.Refresh();
// on désactive pour les zoom très éloignés certains overlay
GMapWrapper.HandleOverlaysVisibility(gmap, iz, gmap.Zoom);
}
/// <summary>
/// Create a GMapMarkerImages (marker with several possible images)
/// This marker will render a different image for each predefined zoom level:
/// </summary>
/// <param name="markersOverlay">Associated overlay</param>
/// <param name="liste">Image list</param>
/// <param name="indexZoomMicro">Value for Micro zoom</param>
/// <param name="indexZoomMin">Value for Minimum zoom</param>
/// <param name="indexZoomMed">Value for Medium zoom</param>
/// <param name="indexZoomHigh">Value for High zoom</param>
/// <param name="lat">Marker latitude</param>
/// <param name="lon">Marker longitude</param>
/// <param name="tooltip">Marker tooltip</param>
/// <returns>Created GMapMarkerImage</returns>
static public GMapMarkerImages gmapMarkerWithImages(GMapOverlay markersOverlay, List <Image> liste, int indexZoomMicro, int indexZoomMin, int indexZoomMed, int indexZoomHigh, double lat, double lon, String tooltip)
{
GMapMarkerImages marker = new GMapMarkerImages(liste, indexZoomMicro, indexZoomMin, indexZoomMed, indexZoomHigh, new PointLatLng(lat, lon), null);
if (tooltip != "")
{
marker.ToolTipMode = MarkerTooltipMode.OnMouseOver;
marker.ToolTipText = tooltip;
}
try
{
markersOverlay.Markers.Add(marker);
}
catch (Exception)
{
// Peut être un problème de provider ?
marker = null;
}
return(marker);
}
/// <summary>
/// Create a GMapMarkerImages (marker with several possible images)
/// This marker will render a different image for each predefined zoom level:
/// </summary>
/// <param name="markersOverlay">Associated overlay</param>
/// <param name="liste">Image list</param>
/// <param name="indexZoomMicro">Value for Micro zoom</param>
/// <param name="indexZoomMin">Value for Minimum zoom</param>
/// <param name="indexZoomMed">Value for Medium zoom</param>
/// <param name="indexZoomHigh">Value for High zoom</param>
/// <param name="lat">Marker latitude</param>
/// <param name="lon">Marker longitude</param>
/// <param name="geo">Associated geocache</param>
/// <param name="daddy">Reference to main window (MainWindow instance), used for callback purposes</param>
/// <returns>Created GMapMarkerImages</returns>
static public GMapMarkerImages gmapMarkerWithImages(GMapOverlay markersOverlay, List <Image> liste, int indexZoomMicro, int indexZoomMin, int indexZoomMed, int indexZoomHigh, double lat, double lon, Geocache geo, MainWindow daddy)
{
GMapMarkerImages marker = new GMapMarkerImages(liste, indexZoomMicro, indexZoomMin, indexZoomMed, indexZoomHigh, new PointLatLng(lat, lon), geo);
GMapToolTipCustom tooltip = new GMapToolTipCustom(daddy, geo, marker);
marker.ToolTip = tooltip;
marker.ToolTipMode = MarkerTooltipMode.OnMouseOver;
marker.ToolTipText = "empty";
try
{
markersOverlay.Markers.Add(marker);
}
catch (Exception)
{
// Peut être un problème de provider ?
marker = null;
}
return(marker);
}
/// <summary>
///
/// </summary>
/// <param name="stm"></param>
/// <param name="dbname"></param>
/// <param name="updatedaddy"></param>
/// <returns></returns>
public List <Geocache> PerformSelect(String stm, String dbname, bool updatedaddy = true)
{
//stm = "SELECT * FROM GeocacheFull";// WHERE Code LIKE 'GC51R62'";
GMapOverlay overlaybigview = _daddy._cacheDetail._gmap.Overlays[GMapWrapper.MARKERS];
String owner = ConfigurationManager.AppSettings["owner"].ToLower();
List <Geocache> caches = new List <Geocache>();
// On fait le boulot dans le worker
try
{
// On requête depuis la DB
string cs = _dbpath;
using (SQLiteConnection con = new SQLiteConnection(cs))
{
con.Open();
using (SQLiteCommand cmd = new SQLiteCommand(con))
{
// retrieve values
using (SQLiteCommand cmd2 = new SQLiteCommand(stm, con))
{
using (SQLiteDataReader rdr = cmd2.ExecuteReader())
{
while (rdr.Read())
{
Geocache geo = null;
String code = rdr["Code"] as String;
if (!updatedaddy || ((_daddy._caches.ContainsKey(code) == false) || ((_daddy._caches[code]._origin.Count == 1) && (_daddy._caches[code]._origin.Contains("CACHECACHE")))))
{
geo = FillGeocache(_daddy, owner, dbname, code, rdr, con);
// On le rajoute aux données de MGM s'il n'est pas à ignorer
if (updatedaddy)
{
if (_daddy._ignoreList.ContainsKey(geo._Code) == false)
{
// Ajoute à la liste générale
if (_daddy._caches.ContainsKey(code))
{
_daddy._caches[code] = geo;
}
else
{
_daddy._caches.Add(geo._Code, geo);
}
// On met à jour le status de la cache
_daddy.ChangeCacheStatusBasedonMGM(geo);
// On affiche sur la cache
GMapMarkerImages[] createdmarkers = _daddy.DisplayCacheOnMaps(geo, null, overlaybigview, null);
// On adapte le niveau de zoom au markere créé
int iz = GMapMarkerImages.ReturnImageLevelFromZoom(_daddy._cacheDetail._gmap.Zoom);
GMapMarkerImages.ChangeImageAccordingToZoom((GMapMarkerImages)(createdmarkers[1]), iz);
}
else
{
// La cache était dans Daddy, c'est sûrement mieux
geo = _daddy._caches[code];
}
}
// on ajoute à la liste à afficher
caches.Add(geo);
}
}
}
}
}
con.Close();
}
}
catch (Exception)
{
throw;
}
return(caches);
}
/// <summary>
/// Hide overlays of a map control if needed.
/// Some overlays will be hiden for low zoom levels
/// Zoom level will be automatically retrieved from map control
/// </summary>
/// <param name="gmap">Map control</param>
public static void HandleOverlaysVisibility(GMapControl gmap)
{
int iz = GMapMarkerImages.ReturnImageLevelFromZoom(gmap.Zoom);
GMapWrapper.HandleOverlaysVisibility(gmap, iz, gmap.Zoom);
}
