private void rebuildMarkers(GMapOverlay overlay, int size)
{
overlay.Markers.Clear();
GMapMarker[] markers = overlayDict[overlay.Id];
int count = markers.Length;
MarkerTag tag = (MarkerTag)markers[0].Tag;
tag.Size = size;
int step = getStep(size);
//tag.getBitmap().Dispose();
tag.setBitmap();
Bitmap bitmap = tag.getBitmap();
for (int i = 0; i < count - 1; i += step)
{
GMapMarker marker = markers[i];
GMapMarker newMarker = new GMarkerGoogle(marker.Position, bitmap);
if (marker.Tag != null)
{
newMarker.Tag = marker.Tag;
}
overlay.Markers.Add(newMarker);
}
}
private GMapOverlay buildPhotoMarker(GMapOverlay overlay, MarkerTag tag, String name)
{
Bitmap bitmap = tag.getBitmap();
foreach (string filePath in mFiles)
{
try
{
Image image = new Bitmap(filePath);
PropertyItem[] propItems = image.PropertyItems;
PropertyItem propItemLatRef = image.GetPropertyItem(0x0001);
PropertyItem propItemLat = image.GetPropertyItem(0x0002);
PropertyItem propItemLonRef = image.GetPropertyItem(0x0003);
PropertyItem propItemLon = image.GetPropertyItem(0x0004);
image.Dispose();
byte[] latBytes = propItemLat.Value;
byte[] latRefBytes = propItemLatRef.Value;
byte[] lonBytes = propItemLon.Value;
byte[] lonRefBytes = propItemLonRef.Value;
string latitudeRef = ASCIIEncoding.UTF8.GetString(latRefBytes);
string longitudeRef = ASCIIEncoding.UTF8.GetString(lonRefBytes);
double latitude = byteToDegrees(latBytes);
double longitude = byteToDegrees(lonBytes);
if (latitudeRef.Equals("S\0"))
{
latitude = -latitude;
}
if (longitudeRef.Equals("W\0"))
{
longitude = -longitude;
}
GMapMarker marker = new GMarkerGoogle(new PointLatLng(latitude, longitude), bitmap);
marker.Tag = tag;
overlay.Markers.Add(marker);
} catch (ArgumentException ex) {
}
catch (NullReferenceException ex)
{
txtConsole.AppendText(ex.StackTrace);
}
}
txtConsole.AppendText("Photos ready.." + Environment.NewLine);
return(overlay);
}
private GMapOverlay buildMarker(GMapOverlay overlay, MarkerTag tag, String name)
{
Bitmap bitmap = tag.getBitmap();
if (mRecordDict != null)
{
foreach (KeyValuePair <string, Record> record in mRecordDict)
{
Double lat = record.Value.Latitude;
Double lon = record.Value.Longitude;
GMapMarker marker = new GMarkerGoogle(new PointLatLng(lat, lon), bitmap);
marker.Tag = tag;
overlay.Markers.Add(marker);
//markerArray.Add(marker);
}
}
//bitmap.Dispose();
return(overlay);
}
private void photosToolStripMenuItem_Click(object sender, EventArgs e)
{
browseFolder();
GMapOverlay photoOverlay = new GMapOverlay("photos");
//Assembly assembly = Assembly.GetExecutingAssembly();
//Stream stream = assembly.GetManifestResourceStream(icon);
//bmpPhoto = (Bitmap)Image.FromStream(stream);
MarkerTag tag = new MarkerTag("ffff80ff", 4);
tag.setBitmap();
photoOverlay = buildPhotoMarker(photoOverlay, tag, "photos");
gMap.Overlays.Add(photoOverlay);
GMapMarker[] markers = photoOverlay.Markers.ToArray <GMapMarker>();
overlayDict.Add(photoOverlay.Id, markers);
overlay = photoOverlay;
ckBoxLayers.Items.Add(overlay.Id, true);
photoOverlay.IsVisibile = true;
overlay.IsVisibile = true;
}
private void plotLayer()
{
txtConsole.Clear();
txtConsole.AppendText("Colour: " + mlayerColourHex.ToString());
txtConsole.AppendText("ColourName: " + mlayerColour.ToString());
GMapOverlay newOverlay = new GMapOverlay(mLayer);
//string icon = ColorTable.ColorTableDict[mlayerColourHex];
MarkerTag tag = new MarkerTag(mlayerColourHex, 4);
tag.setBitmap();
newOverlay = buildMarker(newOverlay, tag, mLayer);
gMap.Overlays.Add(newOverlay);
GMapMarker[] markers = newOverlay.Markers.ToArray <GMapMarker>();
overlayDict.Add(newOverlay.Id, markers);
overlay = newOverlay;
ckBoxLayers.Items.Add(overlay.Id, true);
//Stream stream = Assembly.GetExecutingAssembly().GetManifestResourceStream(ColorTable.ColorTableDict[mlayerColourHex.ToString()] + "_24px.png");
//Bitmap bitmap = (Bitmap)Image.FromStream(stream);
//imageList.Images.Add(bitmap);
//ListViewItem layerItem = new ListViewItem(overlay.Id, layerCount);
//layerCount++;
////layerItem.Text = overlay.Id;
//layerItem.Checked = true;
//listLayers.SmallImageList = imageList;
//listLayers.Items.Add(layerItem);
newOverlay.IsVisibile = true;
overlay.IsVisibile = true;
}
