public void BuildPrintPage(object sender, PrintPageEventArgs e)
{
// Build font cache if needed
RefreshGraphicCharactersCache();
// Fancy filtering
e.Graphics.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
// Draw each embedded IM image in the current page. Positional information is stored inside the IID field of each image container
foreach (Container imc in pageContainers[curPageIndex].Structures.Select(f => f.LowestLevelContainer).Distinct()
.Where(c => c.Structures[0] is BII && afpFile.ParsedIMImages.ContainsKey(c)))
{
DrawIMImage(imc, afpFile.ParsedIMImages[imc].ToList(), 0, 0, e);
}
// Draw each embedded IOCA image in the current page. Positional information is stored inside of the OBD/OBP fields of each image container
foreach (Container ioc in pageContainers[curPageIndex].Structures.Select(f => f.LowestLevelContainer).Distinct()
.Where(c => c.Structures[0] is BIM && afpFile.ParsedImages.ContainsKey(c)))
{
DrawIOCAImage(ioc, afpFile.ParsedImages[ioc].ToList(), 0, 0, e);
}
// Include each IM and IOCA image in IPS by looking up the loaded resource
foreach (IPS pageSegment in pageContainers[curPageIndex].GetStructures <IPS>())
{
// Find the first loaded image resource of the indicated name
Resource loadedResource = afpFile.Resources.FirstOrDefault(r => r.ResourceName == pageSegment.SegmentName.ToUpper().Trim() &&
r.IsLoaded && r.ResourceType == Resource.eResourceType.PageSegment);
if (loadedResource != null)
{
// Get starting positional information by querying the active environment group
Container aegContainer = pageContainers[curPageIndex].GetStructure <BAG>().LowestLevelContainer;
PGD pageDescriptor = aegContainer.GetStructure <PGD>();
float xInch = (float)Converters.GetInches(pageSegment.XOrigin, pageDescriptor.UnitsPerYBase, pageDescriptor.BaseUnit) * 100;
float yInch = (float)Converters.GetInches(pageSegment.YOrigin, pageDescriptor.UnitsPerYBase, pageDescriptor.BaseUnit) * 100;
Container imc = loadedResource.Fields.Select(f => f.LowestLevelContainer).FirstOrDefault(c => c.Structures[0] is BII);
Container ioc = loadedResource.Fields.Select(f => f.LowestLevelContainer).FirstOrDefault(c => c.Structures[0] is BIM);
if (imc != null && afpFile.ParsedIMImages.ContainsKey(imc))
{
DrawIMImage(imc, afpFile.ParsedIMImages[imc].ToList(), xInch, yInch, e);
}
else if (ioc != null && afpFile.ParsedImages.ContainsKey(ioc))
{
DrawIOCAImage(ioc, afpFile.ParsedImages[ioc].ToList(), xInch, yInch, e);
}
}
}
DrawPresentationText(e);
// Increment the current page index and check to see if there are any more
e.HasMorePages = ++curPageIndex < pageContainers.Count;
if (!e.HasMorePages)
{
curPageIndex = 0;
}
}
private void GetDescriptorInfo()
{
BAG activeEnvironmentGroup = pageContainers[curPageIndex].GetStructure <BAG>();
if (activeEnvironmentGroup != null)
{
aeContainer = activeEnvironmentGroup.LowestLevelContainer;
// Grab the Presentation Text Descriptor and store the units per base and base unit
PGD pageDescriptor = pageContainers[curPageIndex].GetStructure <PGD>();
PTD1 descriptor1 = pageContainers[curPageIndex].GetStructure <PTD1>();
PTD2 descriptor2 = pageContainers[curPageIndex].GetStructure <PTD2>();
if (descriptor2 != null)
{
unitsPerBase = descriptor2.UnitsPerXBase;
measurement = descriptor2.BaseUnit;
}
else if (descriptor1 != null)
{
unitsPerBase = descriptor1.UnitsPerXBase;
measurement = descriptor1.BaseUnit;
}
else
{
unitsPerBase = pageDescriptor.UnitsPerXBase;
measurement = pageDescriptor.BaseUnit;
}
}
else
{
throw new NotImplementedException("Presentation text could not be displayed - no active environment group found.");
}
}
/// <summary>
/// Adds a new page container with its required fields to an existing document container
/// </summary>
/// <param name="docContainer">The container of the existing document in the AFP to add the page to</param>
/// <param name="pageName">The optional 8 character name of the new page</param>
/// <param name="groupName">The optional 8 character name of the new active environment group</param>
/// <param name="xUnitsPer10Inches">The number of horizontal measurement units on a page/presentation space for every 10 inches</param>
/// <param name="yUnitsPer10Inches">The number of vertical units on a page/presentation space for every 10 inches</param>
/// <param name="pageUnitWidth">The number of units that represent the page's width. To convert to inches: (pageUnitWidth / xUnitsPer10Inches) * 10</param>
/// <param name="pageUnitHeight">The number of units that represent the page's height. To convert to inches: (pageUnitHeight / yUnitsPer10Inches) * 10</param>
/// <returns>The resulting page's container</returns>
public Container AddPageToDocument(Container docContainer, string pageName = "", string groupName = "", ushort xUnitsPer10Inches = 3000,
ushort yUnitsPer10Inches = 3000, ushort pageUnitWidth = 2550, ushort pageUnitHeight = 3300)
{
Container pageContainer = null;
// Verify the container parameter is truly a document
if (!(docContainer.Structures[0] is BDT && docContainer.Structures.Last() is EDT))
{
throw new Exception("The passed container parameter does not appear to be a Document container.");
}
// Verify the document exists in the container (and store index to insert if it's ok)
int indexToInsert = 0;
for (int i = 0; i < Fields.Count; i++)
{
// As soon as we find the begin tag, verify each field in the container matches and break
if (Fields[i] == docContainer.Structures[0])
{
for (int j = 0; j < docContainer.Structures.Count; j++)
{
if (Fields[i + j] != docContainer.Structures[j])
{
throw new Exception("Invalid container - does not exist in list of fields.");
}
}
indexToInsert = (i + docContainer.Structures.Count) - 1;
break;
}
}
// Create page tags
BPG newBPG = new BPG(pageName);
EPG newEPG = new EPG(pageName);
// A page needs an active environment group
BAG newBAG = new BAG(groupName);
EAG newAEG = new EAG(groupName);
// An active environment group in a page needs both page and presentation text descriptor fields
PGD newPGD = new PGD(xUnitsPer10Inches, yUnitsPer10Inches, pageUnitWidth, pageUnitHeight);
PTD1 newPTD = new PTD1(xUnitsPer10Inches, yUnitsPer10Inches, pageUnitWidth, pageUnitHeight);
// Build the list of new fields and add them to the end of the document
List <StructuredField> newFields = new List <StructuredField>()
{
newBPG, newBAG, newPGD, newPTD, newAEG, newEPG
};
AddFields(newFields, indexToInsert);
// Set and return the created page's container
pageContainer = newBPG.LowestLevelContainer;
return(pageContainer);
}
public PGDBlockVirtualFile(IVirtualFile pgdFile, sbyte[] key, int dataOffset) : base(pgdFile)
{
if (key != null)
{
this.key = key.Clone();
}
this.dataOffset = dataOffset;
base.ioLseek(dataOffset);
pgd = (new CryptoEngine()).PGDEngine;
readHeader();
this.dataOffset += dataOffset;
}
private void btnPreview_Click(object sender, EventArgs e)
{
// Only display a print preview if it's a paged document. Otherwise, display an image from the page segment if we can
switch (DocType)
{
case eFileType.Document:
// Verify they want to view if there are missing resources
if (afpFile.Resources.All(r => r.IsLoaded || r.IsNETCodePage) || MessageBox.Show("There are referenced resources that have not been located. Preview anyway?"
, "Missing Resources", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question) == DialogResult.Yes)
{
// Set up a print preview dialog and wire it to our print parser's build event
PrintPreviewDialog ppd = new PrintPreviewDialog()
{
Document = new PrintDocument()
{
DocumentName = opts.LastOpenedFile
}
};
ppd.Controls.OfType <ToolStrip>().First().Items["printToolStripButton"].Visible = false; // Temp disable until we actually might want to print something
((Form)ppd).WindowState = FormWindowState.Maximized;
ppd.Document.PrintPage += printParser.BuildPrintPage;
// Set page size by checking the first PGD. Width and height are in 1/100 inch
PGD pgd = afpFile.Fields.OfType <PGD>().First();
int xWidth = (int)(Converters.GetInches((int)pgd.XSize, pgd.UnitsPerXBase, pgd.BaseUnit) * 100);
int yWidth = (int)(Converters.GetInches((int)pgd.YSize, pgd.UnitsPerYBase, pgd.BaseUnit) * 100);
ppd.Document.DefaultPageSettings.PaperSize = new PaperSize("Custom", xWidth, yWidth);
ppd.ShowDialog();
}
break;
case eFileType.IOCAImage:
case eFileType.IMImage:
int fileCounter = 1;
if (afpFile.ParsedImages.Any() || afpFile.ParsedIMImages.Any())
{
Cursor = Cursors.WaitCursor;
// Clear out the directory of existing pngs
foreach (string file in Directory.GetFiles(Environment.CurrentDirectory))
{
if (new FileInfo(file).Extension.ToUpper() == ".PNG")
{
File.Delete(file);
}
}
// Generate a .png from the image data and save it to the exe directory
if (DocType == eFileType.IOCAImage)
{
foreach (KeyValuePair <Container, IReadOnlyList <ImageInfo> > kvp in afpFile.ParsedImages)
{
foreach (ImageInfo image in kvp.Value)
{
Bitmap png = new Bitmap(new MemoryStream(image.Data));
// Get resolution from descriptor
IDD descriptor = kvp.Key.GetStructure <IDD>();
float xScale = (float)Converters.GetInches(png.Width, descriptor.HResolution, descriptor.BaseUnit);
float yScale = (float)Converters.GetInches(png.Height, descriptor.VResolution, descriptor.BaseUnit);
png.SetResolution(png.Width / xScale, png.Height / yScale);
// Generate image
png.Save($"{Environment.CurrentDirectory}\\Image {fileCounter++}.png", System.Drawing.Imaging.ImageFormat.Png);
}
}
}
else
{
foreach (KeyValuePair <Container, IReadOnlyList <IMImageCell> > kvp in afpFile.ParsedIMImages)
{
IMImageCell.GenerateBitmap(kvp.Key.GetStructure <IID>(), kvp.Value.ToList())
.Save($"{Environment.CurrentDirectory}\\Image {fileCounter++}.png", System.Drawing.Imaging.ImageFormat.Png);
}
}
btnPreview.Enabled = false;
Cursor = Cursors.Default;
if (MessageBox.Show($"{fileCounter} image(s) created in executing directory. Open directory?",
"Images Created", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question) == DialogResult.Yes)
{
System.Diagnostics.Process.Start(Environment.CurrentDirectory);
}
}
else
{
MessageBox.Show("No image containers found, though this does appear to be an image file.");
}
break;
}
}