Пример #1
0
        //Returns the map title as string given the IApplciation variable of the current mxd
        public static string getPageSize(IMxDocument pMxDoc, string pFrameName)
        {
            string pageSize = null;
            Dictionary <string, string> mapProps = LayoutElements.getDataframeProperties(pMxDoc, pFrameName);
            string pageFormId = mapProps["page_size"];

            Dictionary <string, string> pageSizes = new Dictionary <string, string>();

            pageSizes.Add("esriPageFormLetter", "Letter");
            pageSizes.Add("esriPageFormLegal", "Legal");
            pageSizes.Add("esriPageFormTabloid", "Tabloid");
            pageSizes.Add("esriPageFormC", "C");
            pageSizes.Add("esriPageFormD", "D");
            pageSizes.Add("esriPageFormE", "E");
            pageSizes.Add("esriPageFormA5", "A5");
            pageSizes.Add("esriPageFormA4", "A4");
            pageSizes.Add("esriPageFormA3", "A3");
            pageSizes.Add("esriPageFormA2", "A2");
            pageSizes.Add("esriPageFormA1", "A1");
            pageSizes.Add("esriPageFormA0", "A0");
            pageSizes.Add("esriPageFormCUSTOM", "Custom");
            pageSizes.Add("esriPageFormSameAsPrinter", "Same as printer");

            foreach (var i in pageSizes)
            {
                if (pageFormId == i.Key)
                {
                    pageSize = i.Value;
                }
            }
            return(pageSize);
        }
Пример #2
0
        //Returns the map title as string given the IApplciation variable of the current mxd
        public static string getScale(IMxDocument pMxDoc, string pFrameName)
        {
            Dictionary <string, string> mapProps = LayoutElements.getDataframeProperties(pMxDoc, pFrameName);
            string scale;
            int    temp_scale;

            int.TryParse(mapProps["scale"], out temp_scale);
            scale = "1: " + temp_scale.ToString("n0");
            return(scale);
        }
Пример #3
0
        //Gets all the text elements and their values from a map frame.
        //returns a dictionary with key value pairs of these element / values
        public static Dictionary <string, string> getLayoutTextElements(IMxDocument pMxDoc, string pFrameName)
        {
            //create dictionary to story element values
            Dictionary <string, string> dict = new Dictionary <string, string>();

            //check if the frame passed exists in the map document
            if (LayoutElements.detectMapFrame(pMxDoc, pFrameName))
            {
                //Declare variables
                IPageLayout        pLayout   = pMxDoc.PageLayout;
                IGraphicsContainer pGraphics = pLayout as IGraphicsContainer;
                pGraphics.Reset();

                IElement            element = new TextElementClass();
                IElementProperties2 pElementProp;
                ITextElement        pTextElement;

                //loop through the text elements in the frame
                try
                {
                    element = (IElement)pGraphics.Next();
                    while (element != null)
                    {
                        if (element is ITextElement)
                        {
                            pTextElement = element as ITextElement;
                            pElementProp = element as IElementProperties2;
                            //where the name is not blank
                            //System.Diagnostics.Debug.WriteLine(pElementProp.Name);
                            if (pElementProp.Name != "")
                            {
                                //store the name of the elements and the values in the dictionary as pairs
                                dict.Add(pElementProp.Name, pTextElement.Text);
                            }
                        }
                        element = pGraphics.Next() as IElement;
                    }
                    //return the dictionary
                    return(dict);
                }
                catch (Exception e)
                {
                    System.Diagnostics.Debug.WriteLine("Error getting elements from the map frame");
                    System.Diagnostics.Debug.WriteLine(e);
                    return(null);
                }
            }
            else
            {
                return(null);
            }
        }
Пример #4
0
        // Exports a given page layout or map frame to a variety of image formats, returns the image file path
        public static string exportImage(IMxDocument pMxDoc, string exportType, string dpi, string pathDocumentName, string mapFrameName)
        {
            // Define the activeView as either the page layout or the map frame
            // If the mapFrameName variable is null then the activeView is the page, otherwise it is set to the map frame name specified
            IMap        pMap;
            IActiveView pActiveView = null;
            IMaps       pMaps       = pMxDoc.Maps;
            // Also construct output filename depending on the activeView / mapFrame input
            string pathFileName = string.Empty;

            if (mapFrameName == null)
            {
                pActiveView  = pMxDoc.ActiveView;
                pathFileName = @pathDocumentName + "-" + dpi.ToString() + "dpi." + exportType;
            }
            else if (mapFrameName != null && LayoutElements.detectMapFrame(pMxDoc, mapFrameName))
            {
                for (int i = 0; i <= pMaps.Count - 1; i++)
                {
                    pMap = pMaps.get_Item(i);
                    if (pMap.Name == mapFrameName)
                    {
                        pActiveView = pMap as IActiveView;
                    }
                }
                pathFileName = @pathDocumentName + "-mapframe-" + dpi.ToString() + "dpi." + exportType;
            }
            else
            {
                return(null);
            }

            //Declare the export variable and set the file and path from the parameters
            IExport docExport;

            //parameter check
            if (pActiveView == null)
            {
                return(null);
            }
            // The Export*Class() type initializes a new export class of the desired type.
            if (exportType == "pdf")
            {
                docExport = new ExportPDFClass();
            }
            else if (exportType == "eps")
            {
                docExport = new ExportPSClass();
            }
            else if (exportType == "ai")
            {
                docExport = new ExportAIClass();
            }
            else if (exportType == "bmp")
            {
                docExport = new ExportBMPClass();
            }
            else if (exportType == "tiff")
            {
                docExport = new ExportTIFFClass();
            }
            else if (exportType == "svg")
            {
                docExport = new ExportSVGClass();
            }
            else if (exportType == "png")
            {
                docExport = new ExportPNGClass();
            }
            else if (exportType == "gif")
            {
                docExport = new ExportGIFClass();
            }
            else if (exportType == "emf")
            {
                docExport = new ExportEMFClass();
            }
            else if (exportType == "jpeg")
            {
                docExport = new ExportJPEGClass();
            }
            else
            {
                return(pathFileName);
            }

            docExport.ExportFileName = pathFileName;

            // Because we are exporting to a resolution that differs from screen
            // resolution, we should assign the two values to variables for use
            // in our sizing calculations
            System.Int32 screenResolution = 96;
            System.Int32 outputResolution = Convert.ToInt32(dpi);

            docExport.Resolution = outputResolution;

            // If input type is map frame calculate the export rectangle

            tagRECT exportRECT; // This is a structure

            exportRECT.left   = 0;
            exportRECT.top    = 0;
            exportRECT.right  = pActiveView.ExportFrame.right * (outputResolution / screenResolution);
            exportRECT.bottom = pActiveView.ExportFrame.bottom * (outputResolution / screenResolution);


            // Set up the PixelBounds envelope to match the exportRECT
            IEnvelope envelope = new EnvelopeClass();

            envelope.PutCoords(exportRECT.left, exportRECT.top, exportRECT.right, exportRECT.bottom);
            docExport.PixelBounds = envelope;

            try
            {
                System.Int32 hDC = docExport.StartExporting();
                pActiveView.Output(hDC, (System.Int16)docExport.Resolution, ref exportRECT, null, null); // Explicit Cast and 'ref' keyword needed
                docExport.FinishExporting();
                docExport.Cleanup();
            }
            catch (Exception e)
            {
                Debug.WriteLine("Error writing to file, probably a file permissions error.  Check the exception message below for details.");
                Debug.WriteLine(e.Message);
            }

            //Return the path of the file
            return(pathFileName);
        }