private static void VisioToImage()
{
Aspose.Diagram.Diagram diagram = new Aspose.Diagram.Diagram(@"C:\test.vsd");
Aspose.Diagram.Saving.ImageSaveOptions options = new Aspose.Diagram.Saving.ImageSaveOptions(SaveFileFormat.JPEG);
diagram.Save(@"C:\VISIO.jpg", options);
}
private List <string> GetDocumentPages(string file, string folderName, int currentPage)
{
List <string> lstOutput = new List <string>();
string outfileName = "page_{0}";
string outPath = Config.Configuration.OutputDirectory + folderName + "/" + outfileName;
currentPage = currentPage - 1;
Directory.CreateDirectory(Config.Configuration.OutputDirectory + folderName);
string imagePath = string.Format(outPath, currentPage) + ".jpeg";
if (System.IO.File.Exists(imagePath) && currentPage > 0)
{
lstOutput.Add(imagePath);
return(lstOutput);
}
int i = currentPage;
var filename = System.IO.File.Exists(Config.Configuration.WorkingDirectory + folderName + "/" + file)
? Config.Configuration.WorkingDirectory + folderName + "/" + file
: Config.Configuration.OutputDirectory + folderName + "/" + file;
using (FilePathLock.Use(filename))
{
try
{
Aspose.Diagram.Live.Demos.UI.Models.License.SetAsposeDiagramLicense();
// Load the document from disk.
Aspose.Diagram.Diagram diagram = new Aspose.Diagram.Diagram(filename);
Aspose.Diagram.Saving.ImageSaveOptions options = new Aspose.Diagram.Saving.ImageSaveOptions(SaveFileFormat.JPEG);
options.PageCount = 1;
// Save each page of the document as image.
options.PageIndex = currentPage;
diagram.Save(imagePath, options);
lstOutput.Add(diagram.Pages.Count.ToString());
lstOutput.Add(imagePath);
return(lstOutput);
}
catch (Exception ex)
{
throw ex;
}
}
}
private static void GenerateDiagramPreview(int previewsFolderId, Stream docStream)
{
var document = new Aspose.Diagram.Diagram(docStream);
if (StartIndex == 0)
{
SetPageCount(document.Pages.Count);
}
var firstIndex = 0;
var lastIndex = 0;
SetIndexes(StartIndex, document.Pages.Count, out firstIndex, out lastIndex, MaxPreviewCount);
for (var i = firstIndex; i <= lastIndex; i++)
{
//if (!CheckActuality(file))
// break;
try
{
using (var imgStream = new MemoryStream())
{
var options = new Aspose.Diagram.Saving.ImageSaveOptions(Aspose.Diagram.SaveFileFormat.PNG)
{
PageIndex = i,
Resolution = 300
};
document.Save(imgStream, options);
if (imgStream.Length == 0)
{
continue;
}
SavePreviewAndThumbnail(imgStream, i + 1, previewsFolderId);
}
}
catch (Exception ex)
{
Logger.WriteError(ContentId, i + 1, ex: ex, startIndex: StartIndex, version: Version);
SaveEmptyPreview(i + 1, previewsFolderId);
}
}
}
/// <summary>
///
/// </summary>
/// <param name="sourcePath"></param>
/// <param name="targetPath"></param>
/// <param name="currentPage"></param>
/// <param name="originalDocumentName"></param>
/// <returns></returns>
public int Process(string sourcePath, string targetPath, int currentPage, string originalDocumentName, int qualitySet)
{
var qSet = new QualitySet();
var targetFileName = targetPath.PathSplit();
var targetFileExt = targetFileName[targetFileName.Length - 1].Split('.');
var diagram = new Diagram(sourcePath);
var options = new Aspose.Diagram.Saving.ImageSaveOptions(SaveFileFormat.JPEG)
{
PageIndex = currentPage - 1,
Resolution = qSet.Get(qualitySet).Resolution,
JpegQuality = qSet.Get(qualitySet).Quality
};
var targetImage = targetPath.Replace("." + targetFileExt[targetFileExt.Length - 1], string.Empty) + currentPage + ConfigurationManager.AppSettings["ImageExtension"];
diagram.Save(targetImage + "X", options);
AddHeader(targetImage + "X", diagram.Pages[currentPage - 1].Name);
return diagram.Pages.Count;
}
