/// <summary>
/// Create the document for printing.
/// </summary>
public FlowDocument CreatePrintout()
{
Image locationMap = null;
Image waterMap = null;
Image detailMap = null;
List <WaterSupplyPoint> waterSupplyPoints = null;
#region Download all the data for the printing
try
{
// Check if the alarm location is valid (it must not be the same as the center of the city)
var postalCodeAndCity = MapHelper.GetPostalCodeAndCity(AicSettings.Global.FireBrigadeName);
bool destinationIsValid = MapHelper.IsDestinationValid(mAlarm.MapLocation, postalCodeAndCity.Item1, postalCodeAndCity.Item2);
if (destinationIsValid)
{
mCoordinate = MapHelper.Geocode(mAlarm.MapLocation); // Try to get the coordinate of the alarm location
if (mCoordinate != null || mFireBrigadeCoordinate == null)
{
try
{
// Location map
locationMap = CreateMapImage();
}
catch (Exception ex)
{
Log.GetInstance().LogError("Error in downloading location map data.", ex);
}
// Water/Detail map
try
{
// Show the water map if water supply points are found and the nearest one is not more than 2000 m away
// otherwise a detail map is shown
if (AicSettings.Global.WaterMapMode != 0)
{
bool useWassserkarteInfo = AicSettings.Global.WaterMapMode == 1;
var waterMapQuery = new WaterMapQuery(useWassserkarteInfo, AicSettings.Global.WasserkarteInfoToken, AicSettings.Global.WaterMapApiUrl);
waterSupplyPoints = waterMapQuery.FindWaterSupplyPoints(mCoordinate);
if (waterSupplyPoints.Count > 0)
{
waterMap = CreateMapImage(waterSupplyPoints);
}
}
if (waterMap == null)
{
detailMap = CreateMapImage(null, true);
}
}
catch (Exception ex)
{
Log.GetInstance().LogError("Error in downloading water map data.", ex);
}
}
}
}
catch (Exception ex)
{
Log.GetInstance().LogError("Error in downloading map data.", ex);
}
#endregion
#region Document
mDocument.PagePadding = new Thickness(2 * 96 / 2.54); // 2 cm
mDocument.FontFamily = new FontFamily("Arial");
mDocument.PageWidth = 8.27 * 96;
mDocument.PageHeight = 11.69 * 96;
mDocument.ColumnWidth = mDocument.PageWidth;
mDocument.LineHeight = 10;
#endregion
#region Title
AddParagraph("Alarmausdruck - FF " + AicSettings.Global.FireBrigadeName, 32, true, false, TextAlignment.Center);
mDocument.Blocks.Add(new Paragraph(new LineBreak {
FontSize = 2
}));
#endregion
#region Subject, location proposition, location, and additional information
const int infoFontSize = 24;
AddParagraph(mAlarm.Subject, infoFontSize);
if (!string.IsNullOrWhiteSpace(mAlarm.LocationProposition))
{
AddParagraph(mAlarm.LocationProposition, infoFontSize, false, true);
}
else
{
AddParagraph(mAlarm.Location, infoFontSize);
}
AddParagraph(mAlarm.AdditionalInformation, infoFontSize);
#endregion
AddHorizontalLine();
#region Info table
TableColumn col1 = new TableColumn();
TableColumn col2 = new TableColumn();
col1.Width = new GridLength(220);
col2.Width = GridLength.Auto;
Table table = new Table();
table.Columns.Add(col1);
table.Columns.Add(col2);
table.FontSize = 16;
string fireBrigades = "";
if (mAlarm.FireBrigades.Count > 0)
{
fireBrigades += mAlarm.FireBrigades.Aggregate((x, y) => x + ", " + y);
}
table.RowGroups.Add(new TableRowGroup());
table.RowGroups[0].Rows.Add(new TableRow());
table.RowGroups[0].Rows.Add(new TableRow());
table.RowGroups[0].Rows.Add(new TableRow());
table.RowGroups[0].Rows[0].Cells.Add(new TableCell(new Paragraph(new Run(mAlarm.StartTime.ToShortDateString() + ", " + mAlarm.StartTime.ToLongTimeString() + " Uhr"))));
table.RowGroups[0].Rows[0].Cells.Add(new TableCell(new Paragraph(new Run(mAlarm.Caller))));
table.RowGroups[0].Rows[1].Cells.Add(new TableCell(new Paragraph(new Run(mAlarm.AlarmStation + " (Alarmstufe " + mAlarm.AlarmLevel + ")"))));
table.RowGroups[0].Rows[1].Cells.Add(new TableCell(new Paragraph(new Run("Sirenenprogramm: " + mAlarm.SirenProgram))));
var cell = new TableCell(new Paragraph(new Run(fireBrigades)));
cell.ColumnSpan = 2;
table.RowGroups[0].Rows[2].Cells.Add(cell);
mDocument.Blocks.Add(table);
#endregion
#region Location map
if (locationMap != null)
{
AddHorizontalLine(); // Horizontal line
try
{
mDocument.Blocks.Add(new BlockUIContainer(locationMap)
{
Padding = new Thickness(0, 20, 0, 0)
});
}
catch (Exception ex)
{
Log.GetInstance().LogError("Error in creating the image for the printout.", ex);
}
}
#endregion
#region Water map
if (waterMap != null)
{
Table waterTable = CreateWaterSupplyPointTable(waterSupplyPoints);
AddMapPage("Wasserkarte - " + mAlarm.MapLocation, waterMap, waterTable);
}
#endregion
#region Detail map
if (detailMap != null)
{
AddMapPage("Detailkarte - " + mAlarm.MapLocation, detailMap);
}
#endregion
#region Footer
//TableColumn footerCol1 = new TableColumn();
//TableColumn footerCol2 = new TableColumn();
//Table footerTable = new Table();
//footerTable.Columns.Add(footerCol1);
//footerTable.Columns.Add(footerCol2);
//footerTable.FontSize = 12;
//footerTable.RowGroups.Add(new TableRowGroup());
//footerTable.RowGroups[0].Rows.Add(new TableRow());
//footerTable.RowGroups[0].Rows[0].Cells.Add(new TableCell((new Paragraph(new Run(alarm.Id)))));
//footerTable.RowGroups[0].Rows[0].Cells.Add(new TableCell((new Paragraph(new Run("AIC FF Marchtrenk")) { TextAlignment = TextAlignment.Right})));
//doc.Blocks.Add(footerTable);
#endregion
// Create XPS, just for testing
//string filename = @"C:\Users\Thomas\Downloads\" + alarm.Id + ".xps";
//XpsDocument xpsDoc = new XpsDocument(filename, FileAccess.Write);
//XpsDocumentWriter xpsWriter = XpsDocument.CreateXpsDocumentWriter(xpsDoc);
//xpsWriter.Write((doc as IDocumentPaginatorSource).DocumentPaginator);
//xpsDoc.Close();
return(mDocument);
}
/// <summary>
/// Tries to download a (water) map for the provided location.
/// </summary>
/// <param name="waterSupplyPoints">A list of water supply points ordered by distance to the start point.</param>
/// <param name="showDetailMap">If true it shows only the coordinate at zoom factor 15.</param>
/// <returns>A stream containing the image, null if downloading failed.</returns>
private Image CreateMapImage(IList <WaterSupplyPoint> waterSupplyPoints = null, bool showDetailMap = false)
{
// Create Google Static Maps url
int imageWidth = showDetailMap ? 500 : 640;
int imageHeight = showDetailMap ? 640 : 560;
string url = Constants.GoogleStaticMapsUrl + "?sensor=false&scale=2&size=" + imageWidth + "x" + imageHeight;
// Add the map type
GoogleMapType mapType;
if (waterSupplyPoints == null && !showDetailMap)
{
mapType = AicSettings.Global.RouteMapType;
}
else if (waterSupplyPoints != null)
{
mapType = AicSettings.Global.WaterMapType;
}
else
{
mapType = AicSettings.Global.DetailMapType;
}
url += "&maptype=" + MapHelper.GetMapTypeString(mapType);
// Add the route path
string path = MapHelper.GetPathString(mFireBrigadeCoordinate, mCoordinate);
if (!string.IsNullOrWhiteSpace(path))
{
//path = fireBrigadeCoordinate + "|" + mCoordinate.ToQueryString();
url += "&path=enc:" + path;
}
// Add the fire brigade marker
string fireBrigadeCoordinate = mFireBrigadeCoordinate.ToQueryString();
url += "&markers=icon:" + Constants.FireBrigadeMarkerUrl + "|" + fireBrigadeCoordinate;
// Add the alarm location marker
url += "&markers=icon:" + Constants.AlarmLocationMarkerUrl + "|" + mCoordinate.ToQueryString();
if (showDetailMap)
{
url += "&zoom=15¢er=" + mCoordinate.ToQueryString();
}
else if (waterSupplyPoints != null && waterSupplyPoints.Count > 0)
{
var coordinates = waterSupplyPoints.Select(x => x.Coordinate).ToList();
coordinates.Add(mCoordinate);
// Calculate a suitable zoom level
int zoom = MapHelper.CalculateZoom(coordinates, imageWidth, imageHeight);
if (zoom > 16)
{
zoom = 16;
}
else if (zoom < 14)
{
zoom = 14;
}
var center = MapHelper.CalculateCenter(coordinates);
url += "&zoom=" + zoom + "¢er=" + center.ToQueryString();
for (int i = 0; i < waterSupplyPoints.Count; i++)
{
var point = waterSupplyPoints[i];
url += "&markers=color:blue|label:" + (i + 1) + "|" + point.Coordinate.ToQueryString();
}
}
// Try to download the image from Google Maps using defined web timeouts
MemoryStream ms = null;
try
{
ms = Network.DownloadStreamData(url, Constants.NetworkTimeouts);
}
catch (WebException exc)
{
string timeout = "-1";
if (exc.Data.Contains("Timeout"))
{
timeout = exc.Data["Timeout"].ToString();
}
Log.GetInstance().LogError("Error in downloading image after " + timeout + " milliseconds.", exc);
}
catch (Exception exc)
{
Log.GetInstance().LogError("General error in downloading image. ", exc);
}
return(CreateImage(ms));
}
