static void doc_PrintPage(object sender, PrintPageEventArgs e)
{
// Create the output format
outputFormatObj of = new outputFormatObj("CAIRO/WINGDIPRINT", "cairowinGDIPrint");
map.appendOutputFormat(of);
map.selectOutputFormat("cairowinGDIPrint");
map.resolution = e.Graphics.DpiX;
Console.WriteLine("map resolution = " + map.resolution.ToString() + "DPI defresolution = " + map.defresolution.ToString() + " DPI");
// Calculating the desired image size to cover the entire area;
map.width = Convert.ToInt32(e.PageBounds.Width * e.Graphics.DpiX / 100);
map.height = Convert.ToInt32(e.PageBounds.Height * e.Graphics.DpiY / 100);
Console.WriteLine("map size = " + map.width.ToString() + " * " + map.height.ToString() + " pixels");
IntPtr hdc = e.Graphics.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);
e.Graphics.ReleaseHdc(hdc);
}
e.HasMorePages = false;
}
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 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 ); }
}
/// <summary>
/// Create a default layer for creating a preview to another layer
/// </summary>
/// <param name="originalMap">The original map.</param>
/// <param name="originalLayer">The original layer.</param>
/// <returns>The created layer object.</returns>
private layerObj InitializeDefaultLayer(mapObj originalMap, layerObj originalLayer)
{
// create a new map object
map = new mapObj(null);
map.units = MS_UNITS.MS_PIXELS;
map.setExtent(0, 0, this.Width, this.Height);
map.width = this.Width;
map.height = this.Height;
outputFormatObj format = originalMap.outputformat;
if (map.getOutputFormatByName(format.name) == null)
map.appendOutputFormat(format);
map.selectOutputFormat(originalMap.imagetype);
// copy symbolset
for (int i = 1; i < originalMap.symbolset.numsymbols; i++)
{
symbolObj origsym = originalMap.symbolset.getSymbol(i);
map.symbolset.appendSymbol(MapUtils.CloneSymbol(origsym));
}
// copy the fontset
string key = null;
while ((key = originalMap.fontset.fonts.nextKey(key)) != null)
map.fontset.fonts.set(key, originalMap.fontset.fonts.get(key, ""));
// setting a default font
//map.fontset.fonts.set("",
// originalMap.fontset.fonts.get(originalMap.fontset.fonts.nextKey(null),""));
// insert a new layer
layerObj layer = new layerObj(map);
if (originalLayer != null)
{
// the chart type doesn't support having as single class in it
if (originalLayer.type == MS_LAYER_TYPE.MS_LAYER_CHART)
layer.type = MS_LAYER_TYPE.MS_LAYER_POLYGON;
else
layer.type = originalLayer.type;
originalLayer.open();
// add the sample feature to the layer
AddSampleFeature(layer, originalLayer.numitems);
if (originalLayer.getResults() == null)
originalLayer.close(); // close only is no query results
}
else
{
layer.type = MS_LAYER_TYPE.MS_LAYER_ANNOTATION;
// add the sample feature to the layer
AddSampleFeature(layer, 0);
}
layer.status = mapscript.MS_ON;
return layer;
}
