public void testGetLayerObjDestroy()
{
mapObj map = new mapObj(mapfile);
layerObj newLayer = map.getLayer(1);
layerObj reference = map.getLayer(1);
assert(newLayer.refcount == 3, "testGetLayerObjDestroy precondition");
//newLayer.Dispose(); // force the destruction needed for Mono on Windows
newLayer = null;
gc();
assert(reference.refcount == 2, "testGetLayerObjDestroy");
}
public static bool RenameDuplicatedNames(mapObj map)
{
bool hasDuplicate = false;
for (int i = 0; i < map.numlayers; i++)
{
layerObj layer = map.getLayer(i);
if (layer.name == "__embed__scalebar" || layer.name == "__embed__legend")
{
continue;
}
string originalName = layer.name;
if (originalName == null)
{
originalName = "layer";
}
layer.name = null;
string versionedName = GetUniqueLayerName(map, originalName, 0);
layer.name = originalName;
if (originalName.Trim() != versionedName)
{
hasDuplicate = true;
layer.name = versionedName;
}
}
return(hasDuplicate);
}
public static void Main(string[] args)
{
Console.WriteLine("");
if (args.Length < 2) usage();
mapObj map = new mapObj(args[0]);
Console.WriteLine("# Map layers " + map.numlayers + "; Map name = " + map.name);
for (int i = 0; i < map.numlayers; i++)
{
Console.WriteLine("Layer [" + i + "] name: " + map.getLayer(i).name);
}
try
{
WriteableBitmap mapImage = new WriteableBitmap(map.width, map.height, 96, 96, PixelFormats.Bgr32, null);
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
using (imageObj image = map.draw())
{
// Reserve the back buffer for updates.
mapImage.Lock();
try
{
if (image.getRawPixels(mapImage.BackBuffer) == (int)MS_RETURN_VALUE.MS_FAILURE)
{
Console.WriteLine("Unable to get image contents");
}
// Specify the area of the bitmap that changed.
mapImage.AddDirtyRect(new Int32Rect(0, 0, map.width, map.height));
}
finally
{
// Release the back buffer and make it available for display.
mapImage.Unlock();
}
Console.WriteLine("Rendering time: " + stopwatch.ElapsedMilliseconds + "ms");
// Save the bitmap into a file.
using (FileStream stream = new FileStream(args[1], FileMode.Create))
{
PngBitmapEncoder encoder = new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(mapImage));
encoder.Save(stream);
}
}
}
catch (Exception ex)
{
Console.WriteLine( "\nMessage ---\n{0}", ex.Message );
Console.WriteLine(
"\nHelpLink ---\n{0}", ex.HelpLink );
Console.WriteLine( "\nSource ---\n{0}", ex.Source );
Console.WriteLine(
"\nStackTrace ---\n{0}", ex.StackTrace );
Console.WriteLine(
"\nTargetSite ---\n{0}", ex.TargetSite ); }
}
public static void Main(string[] args)
{
Console.WriteLine("");
if (args.Length < 2)
{
usage();
}
mapObj map = new mapObj(args[0]);
Console.WriteLine("# Map layers " + map.numlayers + "; Map name = " + map.name);
for (int i = 0; i < map.numlayers; i++)
{
Console.WriteLine("Layer [" + i + "] name: " + map.getLayer(i).name);
}
try
{
// Create the output format
outputFormatObj of = new outputFormatObj("CAIRO/WINGDI", "cairowinGDI");
map.appendOutputFormat(of);
map.selectOutputFormat("cairowinGDI");
Bitmap mapImage = new Bitmap(map.width, map.height, PixelFormat.Format32bppRgb);
using (Graphics g = Graphics.FromImage(mapImage))
{
IntPtr hdc = g.GetHdc();
try
{
// Attach the device to the outputformat for drawing
of.attachDevice(hdc);
// Drawing directly to the GDI context
using (imageObj image = map.draw()) { };
}
finally
{
of.attachDevice(IntPtr.Zero);
g.ReleaseHdc(hdc);
}
}
mapImage.Save(args[1]);
}
catch (Exception ex)
{
Console.WriteLine("\nMessage ---\n{0}", ex.Message);
Console.WriteLine(
"\nHelpLink ---\n{0}", ex.HelpLink);
Console.WriteLine("\nSource ---\n{0}", ex.Source);
Console.WriteLine(
"\nStackTrace ---\n{0}", ex.StackTrace);
Console.WriteLine(
"\nTargetSite ---\n{0}", ex.TargetSite);
}
}
public void testGetLayerObj()
{
mapObj map = new mapObj(mapfile);
layerObj newLayer = map.getLayer(1);
map = null;
gc();
assertNotNull(newLayer.map, "testGetLayerObj");
assert(newLayer.refcount == 2, "testGetLayerObj refcount");
}
public void testGetClassObj()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj newClass = layer.getClass(0);
map = null; layer = null;
gc();
assertNotNull(newClass.layer, "testGetClassObj");
assert(newClass.refcount == 2, "testGetClassObj refcount");
}
public void testGetStyleObj()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj classobj = layer.getClass(0);
styleObj style = classobj.getStyle(0);
map = null; layer = null; classobj = null;
gc();
assert(style.refcount == 2, "testGetStyleObj");
}
public static void Main(string[] args)
{
Console.WriteLine("");
if (args.Length < 2)
{
usage();
}
mapObj map = new mapObj(args[0]);
Console.WriteLine("# Map layers " + map.numlayers + "; Map name = " + map.name);
for (int i = 0; i < map.numlayers; i++)
{
Console.WriteLine("Layer [" + i + "] name: " + map.getLayer(i).name);
}
try
{
Bitmap mapImage = new Bitmap(map.width, map.height, PixelFormat.Format32bppRgb);
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
using (imageObj image = map.draw())
{
BitmapData bitmapData = mapImage.LockBits(new Rectangle(0, 0, image.width, image.height), ImageLockMode.ReadWrite, PixelFormat.Format32bppRgb);
try
{
if (image.getRawPixels(bitmapData.Scan0) == (int)MS_RETURN_VALUE.MS_FAILURE)
{
Console.WriteLine("Unable to get image contents");
}
}
finally
{
mapImage.UnlockBits(bitmapData);
}
Console.WriteLine("Rendering time: " + stopwatch.ElapsedMilliseconds + "ms");
mapImage.Save(args[1]);
}
}
catch (Exception ex)
{
Console.WriteLine("\nMessage ---\n{0}", ex.Message);
Console.WriteLine(
"\nHelpLink ---\n{0}", ex.HelpLink);
Console.WriteLine("\nSource ---\n{0}", ex.Source);
Console.WriteLine(
"\nStackTrace ---\n{0}", ex.StackTrace);
Console.WriteLine(
"\nTargetSite ---\n{0}", ex.TargetSite);
}
}
public void testGetClassObjDestroy()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj newClass = layer.getClass(0);
classObj reference = layer.getClass(0);
assert(newClass.refcount == 3, "testGetClassObjDestroy precondition");
map = null; layer = null; newClass = null;
gc();
assert(reference.refcount == 2, "testGetClassObjDestroy");
}
public void testLayerObjDestroy()
{
mapObj map = new mapObj(mapfile);
layerObj newLayer = new layerObj(map);
layerObj reference = map.getLayer(map.numlayers - 1);
assert(newLayer.refcount == 3, "testLayerObjDestroy precondition");
newLayer.Dispose(); // force the destruction for Mono on Windows because of the constructor overload
newLayer = null;
gc();
assert(reference.refcount == 2, "testLayerObjDestroy");
}
public static void QueryByAttribute(string qstring, mapObj map, bool zoomToResults)
{
Console.WriteLine("\nPerforming QueryByAttribute:");
try
{
layerObj layer;
rectObj query_bounds = null;
for (int i = 0; i < map.numlayers; i++)
{
layer = map.getLayer(i);
if (layer.connection != null && IsLayerQueryable(layer))
{
Console.WriteLine("Layer [" + i + "] name: " + layer.name);
BuildQuery(layer, qstring);
// zoom to the query results
using (resultCacheObj results = layer.getResults())
{
if (results != null && results.numresults > 0)
{
// calculating the extent of the results
if (query_bounds == null)
query_bounds = new rectObj(results.bounds.minx, results.bounds.miny,
results.bounds.maxx, results.bounds.maxy,0);
else
{
if (results.bounds.minx < query_bounds.minx) query_bounds.minx = results.bounds.minx;
if (results.bounds.miny < query_bounds.miny) query_bounds.miny = results.bounds.miny;
if (results.bounds.maxx > query_bounds.maxx) query_bounds.maxx = results.bounds.maxx;
if (results.bounds.maxy > query_bounds.maxy) query_bounds.maxy = results.bounds.maxy;
}
}
}
}
}
// setting the map extent to the result bounds
if (query_bounds != null)
{
if (zoomToResults)
{
map.setExtent(query_bounds.minx, query_bounds.miny, query_bounds.maxx, query_bounds.maxy);
map.scaleExtent(1.2, 0, 0); // increasing the visible area
Console.WriteLine("Current map scale: 1:" + (int)map.scaledenom);
}
}
else
Console.WriteLine("The query returned 0 results ...");
}
catch (Exception e)
{
Console.WriteLine("QueryByAttribute: " + e.Message);
}
}
public static void Main(string[] args)
{
Console.WriteLine("");
if (args.Length < 2) usage();
mapObj map = new mapObj(args[0]);
Console.WriteLine("# Map layers " + map.numlayers + "; Map name = " + map.name);
for (int i = 0; i < map.numlayers; i++)
{
Console.WriteLine("Layer [" + i + "] name: " + map.getLayer(i).name);
}
try
{
// Create the output format
outputFormatObj of = new outputFormatObj("CAIRO/WINGDI", "cairowinGDI");
map.appendOutputFormat(of);
map.selectOutputFormat("cairowinGDI");
Bitmap mapImage = new Bitmap(map.width, map.height, PixelFormat.Format32bppRgb);
using (Graphics g = Graphics.FromImage(mapImage))
{
IntPtr hdc = g.GetHdc();
try
{
// Attach the device to the outputformat for drawing
of.attachDevice(hdc);
// Drawing directly to the GDI context
using (imageObj image = map.draw()) { };
}
finally
{
of.attachDevice(IntPtr.Zero);
g.ReleaseHdc(hdc);
}
}
mapImage.Save(args[1]);
}
catch (Exception ex)
{
Console.WriteLine( "\nMessage ---\n{0}", ex.Message );
Console.WriteLine(
"\nHelpLink ---\n{0}", ex.HelpLink );
Console.WriteLine( "\nSource ---\n{0}", ex.Source );
Console.WriteLine(
"\nStackTrace ---\n{0}", ex.StackTrace );
Console.WriteLine(
"\nTargetSite ---\n{0}", ex.TargetSite ); }
}
public void testRemoveClassObj()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj newClass = new classObj(null);
layer.insertClass(newClass, 0);
layer.removeClass(0);
map = null; layer = null;
gc();
assert(newClass.refcount == 1, "testRemoveClassObj");
}
public void testClassObjDestroy()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj newClass = new classObj(layer);
classObj reference = layer.getClass(layer.numclasses - 1);
assert(newClass.refcount == 3, "testClassObjDestroy precondition");
newClass.Dispose(); // force the destruction for Mono on Windows because of the constructor overload
map = null; layer = null; newClass = null;
gc();
assert(reference.refcount == 2, "testClassObjDestroy");
}
public void testGetStyleObjDestroy()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj classobj = layer.getClass(0);
styleObj style = classobj.getStyle(0);
styleObj reference = classobj.getStyle(0);
assert(style.refcount == 3, "testGetStyleObjDestroy precondition");
map = null; layer = null; classobj = null; style = null;
gc();
assert(reference.refcount == 2, "testGetStyleObjDestroy");
}
public void testInsertClassObj()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj newClass = new classObj(null);
layer.insertClass(newClass, -1);
assertNotNull(newClass.layer, "testInsertClassObj precondition");
map = null; layer = null;
gc();
assertNotNull(newClass.layer, "testInsertClassObj");
assert(newClass.refcount == 2, "testInsertClassObj refcount");
}
public void testStyleObjDestroy()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj classobj = layer.getClass(0);
styleObj newStyle = new styleObj(classobj);
styleObj reference = classobj.getStyle(classobj.numstyles - 1);
assert(newStyle.refcount == 3, "testStyleObjDestroy");
newStyle.Dispose(); // force the destruction for Mono on Windows because of the constructor overload
map = null; layer = null; classobj = null; newStyle = null;
gc();
assert(reference.refcount == 2, "testStyleObjDestroy");
}
public void testRemoveStyleObj()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj classobj = layer.getClass(0);
styleObj newStyle = new styleObj(null);
classobj.insertStyle(newStyle, 0);
classobj.removeStyle(0);
map = null; layer = null; classobj = null;
gc();
assert(newStyle.refcount == 1, "testRemoveStyleObj");
}
public void testInsertStyleObj()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj classobj = layer.getClass(0);
styleObj newStyle = new styleObj(null);
classobj.insertStyle(newStyle, -1);
assert(newStyle.refcount == 2, "testInsertStyleObj precondition");
map = null; layer = null; classobj = null;
gc();
assert(newStyle.refcount == 2, "testInsertStyleObj");
}
public static void Main(string[] args)
{
Console.WriteLine("");
if (args.Length < 2) usage();
mapObj map = new mapObj(args[0]);
Console.WriteLine("# Map layers " + map.numlayers + "; Map name = " + map.name);
for (int i = 0; i < map.numlayers; i++)
{
Console.WriteLine("Layer [" + i + "] name: " + map.getLayer(i).name);
}
try
{
Bitmap mapImage = new Bitmap(map.width, map.height, PixelFormat.Format32bppRgb);
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
using (imageObj image = map.draw())
{
BitmapData bitmapData = mapImage.LockBits(new Rectangle(0, 0, image.width, image.height), ImageLockMode.ReadWrite, PixelFormat.Format32bppRgb);
try
{
if (image.getRawPixels(bitmapData.Scan0) == (int)MS_RETURN_VALUE.MS_FAILURE)
{
Console.WriteLine("Unable to get image contents");
}
}
finally
{
mapImage.UnlockBits(bitmapData);
}
Console.WriteLine("Rendering time: " + stopwatch.ElapsedMilliseconds + "ms");
mapImage.Save(args[1]);
}
}
catch (Exception ex)
{
Console.WriteLine( "\nMessage ---\n{0}", ex.Message );
Console.WriteLine(
"\nHelpLink ---\n{0}", ex.HelpLink );
Console.WriteLine( "\nSource ---\n{0}", ex.Source );
Console.WriteLine(
"\nStackTrace ---\n{0}", ex.StackTrace );
Console.WriteLine(
"\nTargetSite ---\n{0}", ex.TargetSite ); }
}
public static void Main(string[] args)
{
Console.WriteLine("");
if (args.Length < 2)
{
usage();
}
mapObj m_obj = new mapObj(args[0]);
if (args.Length >= 3)
{
Console.WriteLine("Setting the imagetype to " + args[2]);
m_obj.setImageType(args[2]);
}
Console.WriteLine("# Map layers " + m_obj.numlayers + "; Map name = " + m_obj.name);
for (int i = 0; i < m_obj.numlayers; i++)
{
Console.WriteLine("Layer [" + i + "] name: " + m_obj.getLayer(i).name);
}
imageObj i_obj = m_obj.draw();
Console.WriteLine("Image URL = " + i_obj.imageurl + "; Image path = " + i_obj.imagepath);
Console.WriteLine("Image height = " + i_obj.height + "; width = " + i_obj.width);
try
{
i_obj.save(args[1], m_obj);
}
catch (Exception ex)
{
Console.WriteLine("\nMessage ---\n{0}", ex.Message);
Console.WriteLine(
"\nHelpLink ---\n{0}", ex.HelpLink);
Console.WriteLine("\nSource ---\n{0}", ex.Source);
Console.WriteLine(
"\nStackTrace ---\n{0}", ex.StackTrace);
Console.WriteLine(
"\nTargetSite ---\n{0}", ex.TargetSite);
}
}
/// <summary>
/// Generates an unique layer name within a map
/// </summary>
/// <param name="map">The map object</param>
/// <param name="desiredName">The desired layer name</param>
/// <returns></returns>
public static string GetUniqueLayerName(mapObj map, string desiredName, int version)
{
string versionedName = desiredName.Trim();
if (version > 0)
{
versionedName += " (" + version + ")";
}
for (int i = 0; i < map.numlayers; i++)
{
layerObj layer = map.getLayer(i);
if (layer.name != null && layer.name.Trim() == versionedName)
{
string desiredBaseName = Regex.Match(versionedName, @"(.*(?=\s\(\d+\))|.*(?!\s\(\d+\)))").Value;
return(GetUniqueLayerName(map, desiredBaseName, version + 1));
}
}
return(versionedName);
}
public static void Main(string[] args)
{
Console.WriteLine("");
if (args.Length < 2)
{
usage();
}
map = new mapObj(args[0]);
Console.WriteLine("# Map layers " + map.numlayers + "; Map name = " + map.name);
for (int i = 0; i < map.numlayers; i++)
{
Console.WriteLine("Layer [" + i + "] name: " + map.getLayer(i).name);
}
try
{
PrintDocument doc = new PrintDocument();
doc.PrintPage += new PrintPageEventHandler(doc_PrintPage);
// Specify the printer to use.
doc.PrinterSettings.PrinterName = args[1];
doc.Print();
}
catch (Exception ex)
{
Console.WriteLine("\nMessage ---\n{0}", ex.Message);
Console.WriteLine(
"\nHelpLink ---\n{0}", ex.HelpLink);
Console.WriteLine("\nSource ---\n{0}", ex.Source);
Console.WriteLine(
"\nStackTrace ---\n{0}", ex.StackTrace);
Console.WriteLine(
"\nTargetSite ---\n{0}", ex.TargetSite);
}
}
public static void Main(string[] args)
{
Console.WriteLine("");
if (args.Length < 2) usage();
mapObj m_obj = new mapObj(args[0]);
if (args.Length >= 3)
{
Console.WriteLine("Setting the imagetype to " + args[2]);
m_obj.setImageType(args[2]);
}
Console.WriteLine ("# Map layers " + m_obj.numlayers + "; Map name = " + m_obj.name);
for (int i=0; i<m_obj.numlayers; i++)
{
Console.WriteLine("Layer [" + i + "] name: " + m_obj.getLayer(i).name);
}
imageObj i_obj = m_obj.draw();
Console.WriteLine("Image URL = " + i_obj.imageurl + "; Image path = " + i_obj.imagepath);
Console.WriteLine("Image height = " + i_obj.height + "; width = " + i_obj.width);
try
{
i_obj.save(args[1],m_obj);
}
catch (Exception ex)
{
Console.WriteLine( "\nMessage ---\n{0}", ex.Message );
Console.WriteLine(
"\nHelpLink ---\n{0}", ex.HelpLink );
Console.WriteLine( "\nSource ---\n{0}", ex.Source );
Console.WriteLine(
"\nStackTrace ---\n{0}", ex.StackTrace );
Console.WriteLine(
"\nTargetSite ---\n{0}", ex.TargetSite ); }
}
public void testInsertStyleObj()
{
mapObj map=new mapObj(mapfile);
layerObj layer=map.getLayer(1);
classObj classobj=layer.getClass(0);
styleObj newStyle = new styleObj(null);
classobj.insertStyle(newStyle,-1);
assert(newStyle.refcount == 2, "testInsertStyleObj precondition");
map=null; layer=null; classobj=null;
gc();
assert(newStyle.refcount == 2, "testInsertStyleObj");
}
public void testInsertClassObj() {
mapObj map=new mapObj(mapfile);
layerObj layer=map.getLayer(1);
classObj newClass=new classObj(null);
layer.insertClass(newClass,-1);
assertNotNull(newClass.layer, "testInsertClassObj precondition");
map=null; layer=null;
gc();
assertNotNull(newClass.layer, "testInsertClassObj");
assert(newClass.refcount == 2, "testInsertClassObj refcount");
}
public void testRemoveClassObj()
{
mapObj map=new mapObj(mapfile);
layerObj layer=map.getLayer(1);
classObj newClass=new classObj(null);
layer.insertClass(newClass,0);
layer.removeClass(0);
map=null; layer=null;
gc();
assert(newClass.refcount == 1, "testRemoveClassObj");
}
public void testGetLayerObjDestroy()
{
mapObj map=new mapObj(mapfile);
layerObj newLayer=map.getLayer(1);
layerObj reference = map.getLayer(1);
assert(newLayer.refcount == 3, "testGetLayerObjDestroy precondition");
//newLayer.Dispose(); // force the destruction needed for Mono on Windows
newLayer=null;
gc();
assert(reference.refcount == 2, "testGetLayerObjDestroy");
}
public void testClassObjDestroy()
{
mapObj map=new mapObj(mapfile);
layerObj layer=map.getLayer(1);
classObj newClass=new classObj(layer);
classObj reference=layer.getClass(layer.numclasses-1);
assert(newClass.refcount == 3, "testClassObjDestroy precondition");
newClass.Dispose(); // force the destruction for Mono on Windows because of the constructor overload
map=null; layer=null; newClass=null;
gc();
assert(reference.refcount == 2, "testClassObjDestroy");
}
public void testInsertLayerObjDestroy()
{
mapObj map=new mapObj(mapfile);
layerObj newLayer=new layerObj(null);
map.insertLayer(newLayer,0);
layerObj reference = map.getLayer(0);
assert(newLayer.refcount == 3, "testInsertLayerObjDestroy precondition");
newLayer.Dispose(); // force the destruction for Mono on Windows because of the constructor overload
newLayer=null;
gc();
assert(reference.refcount == 2, "testInsertLayerObjDestroy");
}
public void testGetLayerObj() {
mapObj map=new mapObj(mapfile);
layerObj newLayer=map.getLayer(1);
map=null;
gc();
assertNotNull(newLayer.map, "testGetLayerObj");
assert(newLayer.refcount == 2, "testGetLayerObj refcount");
}
public void testGetClassObj() {
mapObj map=new mapObj(mapfile);
layerObj layer=map.getLayer(1);
classObj newClass=layer.getClass(0);
map=null; layer=null;
gc();
assertNotNull(newClass.layer, "testGetClassObj");
assert(newClass.refcount == 2, "testGetClassObj refcount");
}
public static bool RenameDuplicatedNames(mapObj map)
{
bool hasDuplicate = false;
for (int i = 0; i < map.numlayers; i++)
{
layerObj layer = map.getLayer(i);
if (layer.name == "__embed__scalebar" || layer.name == "__embed__legend")
continue;
string originalName = layer.name;
if (originalName == null)
originalName = "layer";
layer.name = null;
string versionedName = GetUniqueLayerName(map, originalName, 0);
layer.name = originalName;
if (originalName.Trim() != versionedName)
{
hasDuplicate = true;
layer.name = versionedName;
}
}
return hasDuplicate;
}
/// <summary>
/// Export a legend image with specific requirements (bug 1015)
/// </summary>
/// <param name="map">The map object</param>
/// <param name="width">The desired legend width</param>
/// <param name="height">The desired legend height</param>
/// <returns></returns>
public static byte[] ExportLegend(mapObj map)
{
int width = 10;
int height = 10;
Bitmap bmp = null;
Graphics g = null;
for (int phase = 0; phase < 2; phase++)
{
if (phase == 0)
bmp = new Bitmap(100, 100, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
else
bmp = new Bitmap(width, height, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
g = Graphics.FromImage(bmp);
Stack groupPositions = new Stack(); // for storing the group text positions
Font legendFont = new Font("MS Sans Sherif", 8); // set default font
g.Clear(Color.White); // clear the background
int xPos = 5; // padding
int yPos = 5;
int xOffset = 24; // legend indent in pixels
int yOffset = 18; // item height in pixels
// force the recalculation of the current scale
map.setExtent(map.extent.minx, map.extent.miny, map.extent.maxx, map.extent.maxy);
// start drawing the legend in reverse layer order
using (intarray ar = map.getLayersDrawingOrder())
{
for (int i = map.numlayers - 1; i >= 0; i--)
{
layerObj layer = map.getLayer(ar.getitem(i));
if (layer.name == "__embed__scalebar" || layer.name == "__embed__legend"
|| layer.status == mapscript.MS_OFF || layer.name.StartsWith("~"))
continue;
if (map.scaledenom > 0)
{
if (layer.maxscaledenom > 0 && map.scaledenom > layer.maxscaledenom)
continue;
if (layer.minscaledenom > 0 && map.scaledenom <= layer.minscaledenom)
continue;
}
if (layer.maxscaledenom <= 0 && layer.minscaledenom <= 0)
{
if (layer.maxgeowidth > 0 && ((map.extent.maxx - map.extent.minx) > layer.maxgeowidth))
continue;
if (layer.mingeowidth > 0 && ((map.extent.maxx - map.extent.minx) < layer.mingeowidth))
continue;
}
// draw raster or WMS layers
if (layer.type == MS_LAYER_TYPE.MS_LAYER_RASTER)
{
if (phase == 1)
{
g.DrawIcon(global::MapLibrary.Properties.Resources.raster, xPos, yPos);
g.DrawString(layer.name, legendFont, Brushes.Black, xPos + 30, yPos + 2);
}
SizeF size = g.MeasureString(layer.name, legendFont);
if (xPos + 30 + size.Width + 5 > width)
width = Convert.ToInt32(xPos + 30 + size.Width + 5);
yPos += yOffset;
continue;
}
int numClasses = 0;
Image legendImage = null;
string legendText = null;
for (int j = 0; j < layer.numclasses; j++)
{
classObj layerclass = layer.getClass(j);
if (layerclass.name == "EntireSelection" || layerclass.name == "CurrentSelection")
continue;
if (layerclass.status == mapscript.MS_OFF)
continue;
if (map.scaledenom > 0)
{ /* verify class scale here */
if (layerclass.maxscaledenom > 0 && (map.scaledenom > layerclass.maxscaledenom))
continue;
if (layerclass.minscaledenom > 0 && (map.scaledenom <= layerclass.minscaledenom))
continue;
}
if (numClasses == 1)
{
// draw subclasses
xPos += xOffset;
if (phase == 1)
{
// drawing the first class item (same as the layer)
g.DrawImage(legendImage, xPos, yPos);
g.DrawString(legendText, legendFont,
Brushes.Black, xPos + 30, yPos + 2);
}
SizeF size = g.MeasureString(legendText, legendFont);
if (xPos + 30 + size.Width + 5 > width)
width = Convert.ToInt32(xPos + 30 + size.Width + 5);
yPos += yOffset;
}
++numClasses; // number of visible classes
// creating the treeicons
using (classObj def_class = new classObj(null)) // for drawing legend images
{
using (imageObj image = def_class.createLegendIcon(map, layer, 30, 20))
{
// drawing the class icons
layerclass.drawLegendIcon(map, layer, 20, 10, image, 5, 5);
byte[] img = image.getBytes();
using (MemoryStream ms = new MemoryStream(img))
{
legendImage = Image.FromStream(ms);
legendText = layerclass.name;
if (phase == 1)
g.DrawImage(legendImage, xPos, yPos);
if (numClasses > 1)
{
// draw the class item
if (phase == 1)
g.DrawString(layerclass.name, legendFont,
Brushes.Black, xPos + 30, yPos + 3);
SizeF size = g.MeasureString(layerclass.name, legendFont);
if (xPos + 30 + size.Width + 5 > width)
width = Convert.ToInt32(xPos + 30 + size.Width + 5);
}
else
{
// draw the layer item
if (phase == 1)
g.DrawString(layer.name, legendFont,
Brushes.Black, xPos + 30, yPos + 3);
SizeF size = g.MeasureString(layer.name, legendFont);
if (xPos + 30 + size.Width + 5 > width)
width = Convert.ToInt32(xPos + 30 + size.Width + 5);
if (string.Compare(layer.styleitem, "AUTO", true) == 0)
{
yPos += yOffset;
break;
}
}
}
}
}
yPos += yOffset;
}
if (numClasses > 1)
xPos -= xOffset;
}
}
height = yPos + 5;
}
g.Flush();
MemoryStream ms2 = new MemoryStream();
bmp.Save(ms2, System.Drawing.Imaging.ImageFormat.Png);
return ms2.ToArray();
}
public void testRemoveStyleObj()
{
mapObj map=new mapObj(mapfile);
layerObj layer=map.getLayer(1);
classObj classobj=layer.getClass(0);
styleObj newStyle = new styleObj(null);
classobj.insertStyle(newStyle,0);
classobj.removeStyle(0);
map=null; layer=null; classobj=null;
gc();
assert(newStyle.refcount == 1, "testRemoveStyleObj");
}
/// <summary>
/// Validating event handler of the scintillaControlSymbolset control.
/// </summary>
/// <param name="sender">The source object of this event.</param>
/// <param name="layer">The selected layer.</param>
private void scintillaControlSymbolset_Validating(object sender, CancelEventArgs e)
{
if (symbolsetChanged)
{
// validating
string fileName = Path.GetTempFileName();
try
{
File.WriteAllText(fileName, scintillaControlSymbolset.Text);
// test whether we can parse the symbolset
symbolSetObj s = new symbolSetObj(fileName);
// make sure we have all symbol references
Hashtable symbolNames = new Hashtable();
for (int i = 0; i < s.numsymbols; i++)
{
string symbolName = s.getSymbol(i).name;
if (symbolName != null && !symbolNames.ContainsKey(symbolName))
{
symbolNames.Add(symbolName, symbolName);
}
}
mapObj map = StyleLibrary.Styles;
s = map.symbolset;
for (int i = 0; i < s.numsymbols; i++)
{
symbolObj sym = s.getSymbol(i);
string symbolName = sym.name;
if (symbolName != null && sym.inmapfile == mapscript.MS_TRUE && !symbolNames.ContainsKey(symbolName))
{
symbolNames.Add(symbolName, symbolName);
}
}
for (int i = 0; i < map.numlayers; i++)
{
layerObj layer = map.getLayer(i);
for (int j = 0; j < layer.numclasses; j++)
{
classObj classobj = layer.getClass(j);
for (int k = 0; k < classobj.numstyles; k++)
{
string symbolName = classobj.getStyle(k).symbolname;
if (symbolName != null && !symbolNames.ContainsKey(symbolName))
{
throw new Exception("Symbol name '" + symbolName + "' is missing from the symbolset file!");
}
}
}
}
}
catch (Exception ex)
{
if (MessageBox.Show(ex.Message + "\n\rPress OK to correct the errors or Cancel to ignore the changes!", "MapManager", MessageBoxButtons.OKCancel, MessageBoxIcon.Error) == DialogResult.OK)
{
e.Cancel = true;
}
else
{
LoadSymbolset();
}
return;
}
finally
{
if (File.Exists(fileName))
{
File.Delete(fileName);
}
}
// validation ok, ask whether to save or not
DialogResult res = MessageBox.Show("Do you wish to save the modifications of the symbolset?", "MapManager", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);
if (res == DialogResult.Yes)
{
SaveSymbolset();
// the symbolset has changed, need to reload view
timerRefresh.Enabled = true;
}
else if (res == DialogResult.No)
{
LoadSymbolset();
}
else if (res == DialogResult.Cancel)
{
e.Cancel = true;
}
}
}
/// <summary>
/// Refresh the controls according to the underlying object.
/// </summary>
public void RefreshView()
{
if (style == null)
{
return;
}
//STEPH: set first load flag to make sure values are not updated by listView_SelectedIndexChanged event
firstLoad = true;
checkBoxAntialias.Checked = (style.antialias == mapscript.MS_TRUE);
if (style.size < 0) // set default size (#4339)
{
textBoxSize.Text = "8";
}
else
{
textBoxSize.Text = style.size.ToString();
}
styleBindingControllerSize.InitializeBinding(target);
textBoxMinSize.Text = style.minsize.ToString();
textBoxMaxSize.Text = style.maxsize.ToString();
textBoxWidth.Text = style.width.ToString();
styleBindingControllerWidth.InitializeBinding(target);
textBoxAngle.Text = style.angle.ToString();
styleBindingControllerAngle.InitializeBinding(target);
textBoxMinWidth.Text = style.minwidth.ToString();
textBoxMaxWidth.Text = style.maxwidth.ToString();
textBoxOffsetX.Text = style.offsetx.ToString();
textBoxOffsetY.Text = style.offsety.ToString();
this.colorPickerColor.SetColor(style.color);
styleBindingControllerColor.InitializeBinding(target);
this.colorPickerBackColor.SetColor(style.backgroundcolor);
this.colorPickerOutlineColor.SetColor(style.outlinecolor);
styleBindingControllerOutlineColor.InitializeBinding(target);
trackBarOpacity.Value = style.opacity;
labelOpacityPercent.Text = trackBarOpacity.Value + "%";
checkBoxAutoAngle.Checked = (style.autoangle == mapscript.MS_TRUE);
comboBoxGeomTransform.Items.Clear();
if (isLabelStyle)
{
comboBoxGeomTransform.Items.AddRange(new string[] { "labelpnt", "labelpoly" });
}
else
{
comboBoxGeomTransform.Items.AddRange(new string[] { "start", "end", "vertices", "bbox", "centroid" });
}
comboBoxGeomTransform.Text = style.getGeomTransform();
textBoxGap.Text = style.gap.ToString();
textBoxPattern.Text = GetPattenString(style.pattern);
if (style.minscaledenom >= 0)
{
textBoxMinZoom.Text = style.minscaledenom.ToString();
}
else
{
textBoxMinZoom.Text = "";
}
if (style.maxscaledenom >= 0)
{
textBoxMaxZoom.Text = style.maxscaledenom.ToString();
}
else
{
textBoxMaxZoom.Text = "";
}
// populate the category combo
mapObj styles = StyleLibrary.Styles;
string selectedCategory = null;
bool isStyleSelected = false;
for (int i = styles.numlayers - 1; i > -1; i--)
{
layerObj stylelayer = styles.getLayer(i);
if (isLabelStyle)
{
// for label styles add polygon and point categories
if (stylelayer.type == MS_LAYER_TYPE.MS_LAYER_POLYGON ||
stylelayer.type == MS_LAYER_TYPE.MS_LAYER_POINT)
{
comboBoxCategory.Items.Add(stylelayer.name);
}
if (selectedCategory == null && ((stylelayer.type == MS_LAYER_TYPE.MS_LAYER_POLYGON && style.getGeomTransform().Contains("labelpoly")) ||
(stylelayer.type == MS_LAYER_TYPE.MS_LAYER_POINT && style.getGeomTransform().Contains("labelpnt"))))
{
selectedCategory = stylelayer.name; // for label style select default
}
}
else if ((layer.type == MS_LAYER_TYPE.MS_LAYER_POLYGON ||
layer.type == MS_LAYER_TYPE.MS_LAYER_CIRCLE) &&
(stylelayer.type == MS_LAYER_TYPE.MS_LAYER_POLYGON ||
stylelayer.type == MS_LAYER_TYPE.MS_LAYER_LINE))
{
comboBoxCategory.Items.Add(stylelayer.name);
if (selectedCategory == null)
{
selectedCategory = stylelayer.name; // for polygon layers select default
}
}
else if (layer.type == MS_LAYER_TYPE.MS_LAYER_LINE &&
stylelayer.type == MS_LAYER_TYPE.MS_LAYER_LINE)
{
comboBoxCategory.Items.Add(stylelayer.name);
if (selectedCategory == null)
{
selectedCategory = stylelayer.name; // for line layers select default
}
}
else if (stylelayer.type == MS_LAYER_TYPE.MS_LAYER_POINT)
{
comboBoxCategory.Items.Add(stylelayer.name);
if (selectedCategory == null)
{
selectedCategory = stylelayer.name; // for point layers select default
}
}
// select the style
if (style.symbolname != null)
{
for (int c = 0; c < stylelayer.numclasses; c++)
{
classObj styleclass = stylelayer.getClass(c);
styleObj libstyle = styleclass.getStyle(0);
if (style.symbolname == libstyle.symbolname)
{
selectedCategory = stylelayer.name;
isStyleSelected = true;
break;
}
}
}
}
// check if we have inline symbols added to the map file
bool inlineAdded = false;
for (int i = 0; i < map.symbolset.numsymbols; i++)
{
symbolObj symbol = map.symbolset.getSymbol(i);
if (symbol.inmapfile == mapscript.MS_TRUE &&
!StyleLibrary.HasSymbol(symbol.name))
{
if (!inlineAdded)
{
comboBoxCategory.Items.Add("Inline Symbols");
inlineAdded = true;
}
if (!isStyleSelected && style.symbolname == symbol.name)
{
selectedCategory = "Inline Symbols";
}
}
}
if (selectedCategory != null)
{
comboBoxCategory.SelectedItem = selectedCategory;
}
else if (comboBoxCategory.Items.Count > 0)
{
comboBoxCategory.SelectedIndex = 0;
}
SetDirty(false);
}
public void testGetStyleObj()
{
mapObj map=new mapObj(mapfile);
layerObj layer=map.getLayer(1);
classObj classobj=layer.getClass(0);
styleObj style=classobj.getStyle(0);
map=null; layer=null; classobj=null;
gc();
assert(style.refcount == 2, "testGetStyleObj");
}
/// <summary>
/// Refresh the controls according to the underlying object.
/// </summary>
public void RefreshView()
{
listView.Items.Clear();
if (map != null)
{
// setting up the icon background colors createLegendIcon
// will take over the legend imagecolor setting from the map object
int red = map.legend.imagecolor.red;
int green = map.legend.imagecolor.green;
int blue = map.legend.imagecolor.blue;
map.legend.imagecolor.red = this.BackColor.R;
map.legend.imagecolor.green = this.BackColor.G;
map.legend.imagecolor.blue = this.BackColor.B;
listView.BackColor = this.BackColor;
using (outputFormatObj format = map.outputformat)
{
string imageType = null;
if ((format.renderer != mapscript.MS_RENDER_WITH_GD &&
format.renderer != mapscript.MS_RENDER_WITH_AGG) ||
string.Compare(format.mimetype.Trim(), "image/vnd.wap.wbmp", true) == 0 ||
string.Compare(format.mimetype.Trim(), "image/tiff", true) == 0 ||
string.Compare(format.mimetype.Trim(), "image/jpeg", true) == 0)
{
// falling back to the png type in case of the esoteric or bad looking types
imageType = map.imagetype;
map.selectOutputFormat("png24");
}
imageList.Images.Clear();
imageList.ImageSize = new Size(30, 20);
try
{
for (int i = 0; i < map.numlayers; i++)
{
layerObj layer = map.getLayer(i);
if (layer.status != mapscript.MS_OFF)
{
resultObj res;
shapeObj feature;
using (resultCacheObj results = layer.getResults())
{
if (results != null && results.numresults > 0)
{
// creating the icon for this layer
using (classObj def_class = new classObj(null)) // for drawing legend images
{
using (imageObj image = def_class.createLegendIcon(map, layer, 30, 20))
{
// drawing the class icons
layer.getClass(0).drawLegendIcon(map, layer, 20, 10, image, 5, 5);
byte[] img = image.getBytes();
using (MemoryStream ms = new MemoryStream(img))
{
imageList.Images.Add(Image.FromStream(ms));
}
}
}
// extracting the features found
for (int j = 0; j < results.numresults; j++)
{
res = results.getResult(j);
feature = layer.getShape(res);
if (feature != null)
{
ListViewItem item = new ListViewItem(layer.name, imageList.Images.Count - 1);
item.SubItems.Add(feature.index.ToString());
item.SubItems.Add(MapUtils.GetShapeTypeName((MS_SHAPE_TYPE)feature.type));
listView.Items.Add(item);
StringBuilder s = new StringBuilder("");
s.AppendLine("Feature Properties:");
for (int k = 0; k < layer.numitems; k++)
{
s.Append(layer.getItem(k));
s.Append(" = ");
s.AppendLine(feature.getValue(k));
}
item.Tag = s.ToString();
}
}
}
}
}
}
}
finally
{
// switch back to the original type
if (imageType != null)
{
map.selectOutputFormat(imageType);
}
// restoring the original legend backgroundcolor
map.legend.imagecolor.red = red;
map.legend.imagecolor.green = green;
map.legend.imagecolor.blue = blue;
}
listView.SmallImageList = imageList;
}
if (listView.Items.Count > 0)
{
listView.Items[0].Selected = true;
}
else
{
richTextBox.Text = "";
}
}
}
/// <summary>
/// Generates an unique layer name within a map
/// </summary>
/// <param name="map">The map object</param>
/// <param name="desiredName">The desired layer name</param>
/// <returns></returns>
public static string GetUniqueLayerName(mapObj map, string desiredName, int version)
{
string versionedName = desiredName.Trim();
if (version > 0)
versionedName += " (" + version + ")";
for (int i = 0; i < map.numlayers; i++)
{
layerObj layer = map.getLayer(i);
if (layer.name != null && layer.name.Trim() == versionedName)
{
string desiredBaseName = Regex.Match(versionedName, @"(.*(?=\s\(\d+\))|.*(?!\s\(\d+\)))").Value;
return GetUniqueLayerName(map, desiredBaseName, version + 1);
}
}
return versionedName;
}
public void testInsertStyleObjDestroy()
{
mapObj map=new mapObj(mapfile);
layerObj layer=map.getLayer(1);
classObj classobj=layer.getClass(0);
styleObj newStyle = new styleObj(null);
classobj.insertStyle(newStyle,0);
styleObj reference = classobj.getStyle(0);
assert(newStyle.refcount == 3, "testInsertStyleObjDestroy precondition");
newStyle.Dispose(); // force the destruction for Mono on Windows because of the constructor overload
map=null; layer=null; classobj=null; newStyle=null;
gc();
assert(reference.refcount == 2, "testInsertStyleObjDestroy");
}
public static void QueryByAttribute(string qstring, mapObj map, bool zoomToResults)
{
Console.WriteLine("\nPerforming QueryByAttribute:");
try
{
layerObj layer;
rectObj query_bounds = null;
for (int i = 0; i < map.numlayers; i++)
{
layer = map.getLayer(i);
if (layer.connection != null && IsLayerQueryable(layer))
{
Console.WriteLine("Layer [" + i + "] name: " + layer.name);
BuildQuery(layer, qstring);
// zoom to the query results
using (resultCacheObj results = layer.getResults())
{
if (results != null && results.numresults > 0)
{
// calculating the extent of the results
if (query_bounds == null)
{
query_bounds = new rectObj(results.bounds.minx, results.bounds.miny,
results.bounds.maxx, results.bounds.maxy, 0);
}
else
{
if (results.bounds.minx < query_bounds.minx)
{
query_bounds.minx = results.bounds.minx;
}
if (results.bounds.miny < query_bounds.miny)
{
query_bounds.miny = results.bounds.miny;
}
if (results.bounds.maxx > query_bounds.maxx)
{
query_bounds.maxx = results.bounds.maxx;
}
if (results.bounds.maxy > query_bounds.maxy)
{
query_bounds.maxy = results.bounds.maxy;
}
}
}
}
}
}
// setting the map extent to the result bounds
if (query_bounds != null)
{
if (zoomToResults)
{
map.setExtent(query_bounds.minx, query_bounds.miny, query_bounds.maxx, query_bounds.maxy);
map.scaleExtent(1.2, 0, 0); // increasing the visible area
Console.WriteLine("Current map scale: 1:" + (int)map.scaledenom);
}
}
else
{
Console.WriteLine("The query returned 0 results ...");
}
}
catch (Exception e)
{
Console.WriteLine("QueryByAttribute: " + e.Message);
}
}
public void testGetClassObjDestroy()
{
mapObj map=new mapObj(mapfile);
layerObj layer=map.getLayer(1);
classObj newClass=layer.getClass(0);
classObj reference = layer.getClass(0);
assert(newClass.refcount == 3, "testGetClassObjDestroy precondition");
map=null; layer=null; newClass=null;
gc();
assert(reference.refcount == 2, "testGetClassObjDestroy");
}
public static void ExpandFontStyles()
{
string symbolSetFileContents = File.ReadAllText(symbolsetFileName);
string fontSetFileContents = File.ReadAllText(fontsetFileName);
StringBuilder newSymbols = new StringBuilder();
StringBuilder newFonts = new StringBuilder();
for (int i = 0; i < map.numlayers; i++)
{
layerObj layer = map.getLayer(i);
if (MapUtils.HasMetadata(layer, "character-count"))
{
string charcount = layer.getMetaData("character-count");
int num;
if (layer.numclasses == 1 && charcount != null && int.TryParse(charcount, out num))
{
classObj classobj = layer.getClass(0);
if (!fontSetFileContents.Contains(classobj.name))
{
throw new Exception("Invalid font reference in mmstyles.map: " + classobj.name + ". The fontset file should contain an entry for this font name.");
}
for (int c = 33; c < 33 + num; c++)
{
string symbolname = classobj.name + "-" + c.ToString();
if (!symbolSetFileContents.Contains(symbolname))
{
symbolObj sym = new symbolObj(symbolname, null);
sym.character = "&#" + c.ToString() + ";";
sym.antialias = mapscript.MS_TRUE;
sym.type = (int)MS_SYMBOL_TYPE.MS_SYMBOL_TRUETYPE;
sym.font = classobj.name;
sym.inmapfile = 0;
map.symbolset.appendSymbol(sym);
newSymbols.Append(String.Format("SYMBOL{0} NAME \"{1}\"{0} TYPE TRUETYPE{0} ANTIALIAS TRUE{0} CHARACTER \"{2}\"{0} FONT \"{3}\"{0}END{0}", Environment.NewLine, symbolname, sym.character, sym.font));
}
if (c > 33)
{
// the first class is already inserted
classObj class2 = classobj.clone();
class2.name = symbolname;
styleObj style2 = class2.getStyle(0);
style2.setSymbolByName(map, symbolname);
layer.insertClass(class2, -1);
}
else
{
styleObj style2 = classobj.getStyle(0);
style2.setSymbolByName(map, symbolname);
}
}
if (!classobj.name.EndsWith("-33"))
{
classobj.name += "-33";
}
}
layer.removeMetaData("character-count");
}
}
if (newSymbols.Length > 0)
{
// writing the new symbols to the symbolset file
int lastpos = symbolSetFileContents.LastIndexOf("END", StringComparison.InvariantCultureIgnoreCase);
symbolSetFileContents = symbolSetFileContents.Substring(0, lastpos) + newSymbols.ToString() + "END";
File.WriteAllText(symbolsetFileName, symbolSetFileContents);
}
if (newFonts.Length > 0)
{
// writing the new fonts to the fontset file
File.WriteAllText(fontsetFileName, fontSetFileContents + newFonts.ToString());
}
}
public void testGetStyleObjDestroy()
{
mapObj map=new mapObj(mapfile);
layerObj layer=map.getLayer(1);
classObj classobj=layer.getClass(0);
styleObj style=classobj.getStyle(0);
styleObj reference=classobj.getStyle(0);
assert(style.refcount == 3, "testGetStyleObjDestroy precondition");
map=null; layer=null; classobj=null; style=null;
gc();
assert(reference.refcount == 2, "testGetStyleObjDestroy");
}
/// <summary>
/// Add the layers of an entire mapfile
/// </summary>
/// <param name="mapfile">Path to the mapfile should be opened</param>
private void AddMapFileLayers(string mapfile)
{
try
{
layerObj currentLayer = null;
if (CurrentTree.SelectedNode != null)
{
MapObjectHolder selected = (MapObjectHolder)CurrentTree.SelectedNode.Tag;
if (selected.GetType() == typeof(layerObj))
currentLayer = selected;
else if (selected.GetType() == typeof(classObj))
currentLayer = selected.GetParent();
else if (selected.GetType() == typeof(styleObj))
currentLayer = selected.GetParent().GetParent();
else if (selected.GetType() == typeof(labelObj))
currentLayer = selected.GetParent().GetParent();
}
mapObj map2 = new mapObj(mapfile);
for (int i = 0; i < map2.numlayers; i++)
{
layerObj layer = map2.getLayer(i).clone();
layer.status = mapscript.MS_OFF;
if (currentLayer != null)
{
if (currentLayer.index < map.numlayers -1)
map.insertLayer(layer, currentLayer.index + 1);
else
map.insertLayer(layer, -1);
currentLayer = layer;
}
else
{
map.insertLayer(layer, -1);
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "MapManager", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
/// <summary>
/// Export a legend image with specific requirements (bug 1015)
/// </summary>
/// <param name="map">The map object</param>
/// <param name="width">The desired legend width</param>
/// <param name="height">The desired legend height</param>
/// <returns></returns>
public static byte[] ExportLegend(mapObj map)
{
int width = 10;
int height = 10;
Bitmap bmp = null;
Graphics g = null;
for (int phase = 0; phase < 2; phase++)
{
if (phase == 0)
{
bmp = new Bitmap(100, 100, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
}
else
{
bmp = new Bitmap(width, height, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
}
g = Graphics.FromImage(bmp);
Stack groupPositions = new Stack(); // for storing the group text positions
Font legendFont = new Font("MS Sans Sherif", 8); // set default font
g.Clear(Color.White); // clear the background
int xPos = 5; // padding
int yPos = 5;
int xOffset = 24; // legend indent in pixels
int yOffset = 18; // item height in pixels
// force the recalculation of the current scale
map.setExtent(map.extent.minx, map.extent.miny, map.extent.maxx, map.extent.maxy);
// start drawing the legend in reverse layer order
using (intarray ar = map.getLayersDrawingOrder())
{
for (int i = map.numlayers - 1; i >= 0; i--)
{
layerObj layer = map.getLayer(ar.getitem(i));
if (layer.name == "__embed__scalebar" || layer.name == "__embed__legend" ||
layer.status == mapscript.MS_OFF || layer.name.StartsWith("~"))
{
continue;
}
if (map.scaledenom > 0)
{
if (layer.maxscaledenom > 0 && map.scaledenom > layer.maxscaledenom)
{
continue;
}
if (layer.minscaledenom > 0 && map.scaledenom <= layer.minscaledenom)
{
continue;
}
}
if (layer.maxscaledenom <= 0 && layer.minscaledenom <= 0)
{
if (layer.maxgeowidth > 0 && ((map.extent.maxx - map.extent.minx) > layer.maxgeowidth))
{
continue;
}
if (layer.mingeowidth > 0 && ((map.extent.maxx - map.extent.minx) < layer.mingeowidth))
{
continue;
}
}
// draw raster or WMS layers
if (layer.type == MS_LAYER_TYPE.MS_LAYER_RASTER)
{
if (phase == 1)
{
g.DrawIcon(global::MapLibrary.Properties.Resources.raster, xPos, yPos);
g.DrawString(layer.name, legendFont, Brushes.Black, xPos + 30, yPos + 2);
}
SizeF size = g.MeasureString(layer.name, legendFont);
if (xPos + 30 + size.Width + 5 > width)
{
width = Convert.ToInt32(xPos + 30 + size.Width + 5);
}
yPos += yOffset;
continue;
}
int numClasses = 0;
Image legendImage = null;
string legendText = null;
for (int j = 0; j < layer.numclasses; j++)
{
classObj layerclass = layer.getClass(j);
if (layerclass.name == "EntireSelection" || layerclass.name == "CurrentSelection")
{
continue;
}
if (layerclass.status == mapscript.MS_OFF)
{
continue;
}
if (map.scaledenom > 0)
{ /* verify class scale here */
if (layerclass.maxscaledenom > 0 && (map.scaledenom > layerclass.maxscaledenom))
{
continue;
}
if (layerclass.minscaledenom > 0 && (map.scaledenom <= layerclass.minscaledenom))
{
continue;
}
}
if (numClasses == 1)
{
// draw subclasses
xPos += xOffset;
if (phase == 1)
{
// drawing the first class item (same as the layer)
g.DrawImage(legendImage, xPos, yPos);
g.DrawString(legendText, legendFont,
Brushes.Black, xPos + 30, yPos + 2);
}
SizeF size = g.MeasureString(legendText, legendFont);
if (xPos + 30 + size.Width + 5 > width)
{
width = Convert.ToInt32(xPos + 30 + size.Width + 5);
}
yPos += yOffset;
}
++numClasses; // number of visible classes
// creating the treeicons
using (classObj def_class = new classObj(null)) // for drawing legend images
{
using (imageObj image = def_class.createLegendIcon(map, layer, 30, 20))
{
// drawing the class icons
layerclass.drawLegendIcon(map, layer, 20, 10, image, 5, 5);
byte[] img = image.getBytes();
using (MemoryStream ms = new MemoryStream(img))
{
legendImage = Image.FromStream(ms);
legendText = layerclass.name;
if (phase == 1)
{
g.DrawImage(legendImage, xPos, yPos);
}
if (numClasses > 1)
{
// draw the class item
if (phase == 1)
{
g.DrawString(layerclass.name, legendFont,
Brushes.Black, xPos + 30, yPos + 3);
}
SizeF size = g.MeasureString(layerclass.name, legendFont);
if (xPos + 30 + size.Width + 5 > width)
{
width = Convert.ToInt32(xPos + 30 + size.Width + 5);
}
}
else
{
// draw the layer item
if (phase == 1)
{
g.DrawString(layer.name, legendFont,
Brushes.Black, xPos + 30, yPos + 3);
}
SizeF size = g.MeasureString(layer.name, legendFont);
if (xPos + 30 + size.Width + 5 > width)
{
width = Convert.ToInt32(xPos + 30 + size.Width + 5);
}
if (string.Compare(layer.styleitem, "AUTO", true) == 0)
{
yPos += yOffset;
break;
}
}
}
}
}
yPos += yOffset;
}
if (numClasses > 1)
{
xPos -= xOffset;
}
}
}
height = yPos + 5;
}
g.Flush();
MemoryStream ms2 = new MemoryStream();
bmp.Save(ms2, System.Drawing.Imaging.ImageFormat.Png);
return(ms2.ToArray());
}
public static void Main(string[] args)
{
Console.WriteLine("");
if (args.Length < 2)
{
usage();
}
mapObj map = new mapObj(args[0]);
Console.WriteLine("# Map layers " + map.numlayers + "; Map name = " + map.name);
for (int i = 0; i < map.numlayers; i++)
{
Console.WriteLine("Layer [" + i + "] name: " + map.getLayer(i).name);
}
try
{
WriteableBitmap mapImage = new WriteableBitmap(map.width, map.height, 96, 96, PixelFormats.Bgr32, null);
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
using (imageObj image = map.draw())
{
// Reserve the back buffer for updates.
mapImage.Lock();
try
{
if (image.getRawPixels(mapImage.BackBuffer) == (int)MS_RETURN_VALUE.MS_FAILURE)
{
Console.WriteLine("Unable to get image contents");
}
// Specify the area of the bitmap that changed.
mapImage.AddDirtyRect(new Int32Rect(0, 0, map.width, map.height));
}
finally
{
// Release the back buffer and make it available for display.
mapImage.Unlock();
}
Console.WriteLine("Rendering time: " + stopwatch.ElapsedMilliseconds + "ms");
// Save the bitmap into a file.
using (FileStream stream = new FileStream(args[1], FileMode.Create))
{
PngBitmapEncoder encoder = new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(mapImage));
encoder.Save(stream);
}
}
}
catch (Exception ex)
{
Console.WriteLine("\nMessage ---\n{0}", ex.Message);
Console.WriteLine(
"\nHelpLink ---\n{0}", ex.HelpLink);
Console.WriteLine("\nSource ---\n{0}", ex.Source);
Console.WriteLine(
"\nStackTrace ---\n{0}", ex.StackTrace);
Console.WriteLine(
"\nTargetSite ---\n{0}", ex.TargetSite);
}
}
public static void Main(string[] args)
{
Console.WriteLine("");
if (args.Length < 2) usage();
map = new mapObj(args[0]);
Console.WriteLine("# Map layers " + map.numlayers + "; Map name = " + map.name);
for (int i = 0; i < map.numlayers; i++)
{
Console.WriteLine("Layer [" + i + "] name: " + map.getLayer(i).name);
}
try
{
PrintDocument doc = new PrintDocument();
doc.PrintPage += new PrintPageEventHandler(doc_PrintPage);
// Specify the printer to use.
doc.PrinterSettings.PrinterName = args[1];
doc.Print();
}
catch (Exception ex)
{
Console.WriteLine( "\nMessage ---\n{0}", ex.Message );
Console.WriteLine(
"\nHelpLink ---\n{0}", ex.HelpLink );
Console.WriteLine( "\nSource ---\n{0}", ex.Source );
Console.WriteLine(
"\nStackTrace ---\n{0}", ex.StackTrace );
Console.WriteLine(
"\nTargetSite ---\n{0}", ex.TargetSite ); }
}
