/// <summary>
/// Draws selected bounds on map
/// </summary>
/// <param name="ext">Bounding box to search CS</param>
public void DrawSelectedBounds(MapWinGIS.Extents ext)
{
this.RemoveLayer(m_handleBounds);
MapWinGIS.Shapefile sf = new MapWinGIS.Shapefile();
if (sf.CreateNew("", MapWinGIS.ShpfileType.SHP_POLYGON))
{
MapWinGIS.Shape shp = new MapWinGIS.Shape();
shp.Create(MapWinGIS.ShpfileType.SHP_POLYGON);
this.InsertPart(shp, ext.xMin, ext.xMax, ext.yMin, ext.yMax);
int index = 0;
sf.EditInsertShape(shp, ref index);
m_handleBounds = this.AddLayer(sf, true);
MapWinGIS.ShapeDrawingOptions options = sf.DefaultDrawingOptions;
MapWinGIS.Utils ut = new MapWinGIS.Utils();
options.FillColor = ut.ColorByName(MapWinGIS.tkMapColor.Orange);
options.LineColor = ut.ColorByName(MapWinGIS.tkMapColor.Orange);
options.LineWidth = 3;
options.LineStipple = MapWinGIS.tkDashStyle.dsDash;
options.FillTransparency = 100;
}
else
{
System.Diagnostics.Debug.Print("Failed to create in-memory shapefile");
}
}
void LoaderForm_Shown(object sender, EventArgs e)
{
using (var form = new MainForm())
{
form.ShowDialog(this);
}
GC.Collect();
GC.WaitForPendingFinalizers();
var utils = new MapWinGIS.Utils();
Debug.WriteLine(utils.ComUsageReport[true]);
this.Close();
}
/// <summary>
/// Adds default patterns to the list
/// </summary>
private void AddDefaultPatterns()
{
_patterns.Clear();
MapWinGIS.LinePattern pattern = new MapWinGIS.LinePattern();
MapWinGIS.Utils utils = new MapWinGIS.Utils();
pattern.AddLine(utils.ColorByName(MapWinGIS.tkMapColor.Red), 1, MapWinGIS.tkDashStyle.dsSolid);
_patterns.Add(pattern);
// TODO: mode patterns can be added
this.ItemCount = _patterns.Count;
}
/// <summary>
/// Displaying selected layer on the map
/// </summary>
private void AddShapefile(MapWinGIS.Shapefile sf)
{
if (sf != null)
{
m_layerHandle = projectionMap1.AddLayer(sf, true);
MapWinGIS.Utils utils = new MapWinGIS.Utils();
MapWinGIS.ShapeDrawingOptions options = sf.DefaultDrawingOptions;
options.FillColor = utils.ColorByName(MapWinGIS.tkMapColor.Orange);
options.FillTransparency = 110;
options.LineColor = utils.ColorByName(MapWinGIS.tkMapColor.Orange);
projectionMap1.ZoomToLayer(m_layerHandle);
}
}
/// <summary>
/// Draws coordinate system at map
/// </summary>
/// <param name="cs">The territory (coordinate system or country) to draw</param>
public void DrawCoordinateSystem(Territory cs)
{
this.RemoveLayer(m_handleCS);
MapWinGIS.Shapefile sf = new MapWinGIS.Shapefile();
sf.CreateNew("", MapWinGIS.ShpfileType.SHP_POLYGON);
MapWinGIS.Shape shp = new MapWinGIS.Shape();
shp.Create(MapWinGIS.ShpfileType.SHP_POLYGON);
double xMax = cs.Right;
double xMin = cs.Left;
double yMin = cs.Bottom;
double yMax = cs.Top;
if (xMax < xMin)
{
InsertPart(shp, -180, xMax, yMin, yMax);
InsertPart(shp, xMin, 180, yMin, yMax);
System.Diagnostics.Debug.Print(shp.NumParts.ToString());
}
else
{
InsertPart(shp, xMin, xMax, yMin, yMax);
}
int shpIndex = sf.NumShapes;
sf.EditInsertShape(shp, ref shpIndex);
m_handleCS = this.AddLayer(sf, true);
MapWinGIS.Utils utils = new MapWinGIS.Utils();
sf.DefaultDrawingOptions.FillColor = utils.ColorByName(MapWinGIS.tkMapColor.LightBlue);
sf.DefaultDrawingOptions.FillTransparency = 120;
sf.DefaultDrawingOptions.LineColor = utils.ColorByName(MapWinGIS.tkMapColor.Blue);
sf.DefaultDrawingOptions.LineStipple = MapWinGIS.tkDashStyle.dsDash;
sf.DefaultDrawingOptions.LineWidth = 2;
this.Redraw();
}
