private void AddRasterLayers(IEnumerable <string> fileNames)
{
foreach (string fileName in fileNames)
{
try
{
string layerName = new FileInfo(fileName).Name;
if (!((LayerOverlay)winformsMap1.Overlays[0]).Layers.Contains(layerName))
{
RasterLayer rasterLayer = null;
switch (Path.GetExtension(fileName).ToUpperInvariant())
{
case ".SID":
rasterLayer = new MrSidRasterLayer(fileName);
break;
case ".ECW":
rasterLayer = new EcwRasterLayer(fileName);
break;
case ".JP2":
rasterLayer = new Jpeg2000RasterLayer(fileName);
break;
case ".BMP":
case ".JPG":
case ".JPEG":
case ".GIF":
case ".TIFF":
case ".TIF":
rasterLayer = new GdiPlusRasterLayer(fileName);
break;
default:
break;
}
if (rasterLayer != null && ExplorerHelper.ValidateRasterLayer(rasterLayer))
{
rasterLayer.Name = layerName;
winformsMap1.Overlays[0].Lock.EnterWriteLock();
try
{
((LayerOverlay)winformsMap1.Overlays[0]).Layers.Add(layerName, rasterLayer);
}
finally
{
winformsMap1.Overlays[0].Lock.ExitWriteLock();
}
SetupThemeItem(rasterLayer);
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString(), MessageBoxButtons.OK, MessageBoxIcon.Error, MessageBoxDefaultButton.Button1, (MessageBoxOptions)0);
}
}
}
private void MainForm_DragDrop(object sender, DragEventArgs e)
{
string[] draggedPaths = (string[])e.Data.GetData(DataFormats.FileDrop);
if ((draggedPaths != null) && (draggedPaths.Length > 0))
{
filesWithoutIndex.Clear();
addedFiles.Clear();
foreach (string draggedPath in draggedPaths)
{
if (draggedPath.EndsWith(".shp", StringComparison.OrdinalIgnoreCase) && File.Exists(draggedPath))
{
AddShapeFileFeatureLayers(new string[] { draggedPath });
}
else if (ExplorerHelper.IsRasterLayerFile(draggedPath) && File.Exists(draggedPath))
{
AddRasterLayers(new string[] { draggedPath });
}
else if (Directory.Exists(draggedPath))
{
AddLayersByFolder(draggedPath);
}
}
if (filesWithoutIndex.Count > 0)
{
CancelAddingLayer();
}
SetCurrentExtent();
themeView.SetupItems();
DrawImage();
}
}
private void EditLayerStyle(FeatureLayer layer)
{
if (layer != null)
{
FormStyleEditor frmStyleEditor = new FormStyleEditor();
frmStyleEditor.CurrentStyleType = themeView.Items[selectedOrder].StyleType;
frmStyleEditor.ColumnNames = ExplorerHelper.GetColumnNames(layer);
frmStyleEditor.BaseLayer = layer;
// store layer status and will recover it after serialize/deserialize
bool isOpened = layer.IsOpen;
// close layer to avoid serialize exception
layer.Close();
// clone layer
Layer clonedLayer = layer.CloneDeep();
DialogResult isStyleChanged;
winformsMap1.Overlays[0].Lock.EnterWriteLock();
try
{
isStyleChanged = frmStyleEditor.ShowDialog();
}
finally
{
winformsMap1.Overlays[0].Lock.ExitWriteLock();
}
if (isStyleChanged == DialogResult.OK)
{
themeView.Items[selectedOrder].StyleType = frmStyleEditor.CurrentStyleType;
winformsMap1.Refresh();
}
else
{
// because user cancel modify style, so restore layer
((LayerOverlay)winformsMap1.Overlays[0]).Layers[selectedOrder] = clonedLayer;
}
// recover layer status
if (isOpened)
{
layer.Open();
}
}
}
private void AddShapeFileFeatureLayers(IEnumerable <string> fileNames)
{
foreach (string fileName in fileNames)
{
try
{
string layerName = new FileInfo(fileName).Name;
if (!((LayerOverlay)winformsMap1.Overlays[0]).Layers.Contains(layerName))
{
ShapeFileFeatureLayer layer = new ShapeFileFeatureLayer(fileName);
layer.Name = layerName;
ExplorerHelper.SetStyleByWellKnownType(layer);
layer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
winformsMap1.Overlays[0].Lock.EnterWriteLock();
try
{
((LayerOverlay)winformsMap1.Overlays[0]).Layers.Add(layerName, layer);
}
finally
{
winformsMap1.Overlays[0].Lock.ExitWriteLock();
}
SetupThemeItem(layer);
if ((!File.Exists(layer.IndexPathFileName)) || (!File.Exists(layer.IndexPathFileName.ToUpper().Replace(".IDX", ".IDS"))))
{
filesWithoutIndex.Add(fileName);
}
addedFiles.Add(fileName);
}
}
catch (FileLoadException fle)
{
RemoveShapefile((FileNotFoundException)fle.InnerException);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString(), MessageBoxButtons.OK, MessageBoxIcon.Error, MessageBoxDefaultButton.Button1, (MessageBoxOptions)0);
}
}
}
private void AddLayersByFolder(string folderName)
{
string[] fileNames = Directory.GetFiles(folderName, "*.*", SearchOption.AllDirectories);
Collection <string> rasterFilenames = new Collection <string>();
Collection <string> featureFilenames = new Collection <string>();
foreach (string filename in fileNames)
{
if (ExplorerHelper.IsRasterLayerFile(filename))
{
rasterFilenames.Add(filename);
}
else if (filename.ToUpperInvariant().Contains(".SHP"))
{
featureFilenames.Add(filename);
}
}
AddShapeFileFeatureLayers(featureFilenames);
AddRasterLayers(rasterFilenames);
}
// use OpenFileDialog
private void AddLayersByOpenFileDialog()
{
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
filesWithoutIndex.Clear();
addedFiles.Clear();
Collection <string> rasterFilenames = new Collection <string>();
Collection <string> featureFilenames = new Collection <string>();
foreach (string filename in openFileDialog.FileNames)
{
if (ExplorerHelper.IsRasterLayerFile(filename))
{
rasterFilenames.Add(filename);
}
else
{
featureFilenames.Add(filename);
}
}
AddShapeFileFeatureLayers(featureFilenames);
AddRasterLayers(rasterFilenames);
if (filesWithoutIndex.Count > 0)
{
CancelAddingLayer();
}
SetCurrentExtent();
themeView.SetupItems();
DrawImage();
}
}