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Chapter35-WPFandMicrosoft.NETFramework4.0SupportFunctions
CIMG_decompress_bitmap_xps()
ThefunctiondecompressesandloadsanXPSfile.
Syntax
int SNBDAPI CIMG_decompress_bitmap_xps(String *strDocName, int
iPage);
Remark
Table35.21:CIMG_decompress_bitmap_xpsFunctionVariables
Variable
Description
strDocName
Thepath/filenameoftheXPSfile.
iPage
ThepageindexoftheXPSdocumenttorender.
Returns
ReturnsthestatusofthedecompressbitmapXPSoperation.Avalueof0indicatessuccess.
AnyvaluelessthanzeroisaSnowbounderrorcode.SeeAppendix
H,
Snowbound
Error
Codes
foralistoferrorcodes.
CIMG_decompress_bitmap_xps_mem()
ThefunctiondecompressesandloadsanXPSfilefrommemory.
YoucanfindthesamplesforusingthisfunctioninthefollowingdirectoryC:\Program
Files\Snowbound Software\RasterMaster® .NET Evaluation\Net\Samples.
Thisfunctionisusedinthefollowingsamples:
l
Batch_XPS_Convert
l
VectorConvertMem_
CSHARP
l
XPSMem_
CSHARP
Syntax
int SNBDAPI CIMG_decompress_bitmap_xps_mem(Array *data, int iPage);
Remark
Table35.22:CIMG_decompress_bitmap_xps_memFunctionVariables
Variable
Description
data
Pointertoimageinmemory.
iPage
ThepageindexoftheXPSdocumenttorender.starting
from0.
291
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Chapter35-WPFandMicrosoft.NETFramework4.0SupportFunctions
Returns
ReturnsthestatusofthedecompressXPSdocumentstoredinthepointerpassedasthefirst
argument.Avalueof0indicatessuccess.AnyvaluelessthanzeroisaSnowbounderrorcode.
SeeAppendix
H,
Snowbound
Error
Codes
foralistoferrorcodes.
292
C# WinForms Viewer: Load, View, Convert, Annotate and Edit PDF
Draw PDF markups. PDF Protection. • Sign PDF document with signature. • Erase PDF text. • Erase PDF images. • Erase PDF pages. Miscellaneous.
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C# WPF Viewer: Load, View, Convert, Annotate and Edit PDF
Draw markups to PDF document. PDF Protection. • Add signatures to PDF document. • Erase PDF text. • Erase PDF images. • Erase PDF pages. Miscellaneous.
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Chapter36-WorkingwithPDFandOtherDocumentFileFormats
Chapter 36 - Working with PDF and Other
Document File Formats
ThischapterdescribeshowtoworkwithPDFandotherdocumentfileformatsinSnowbound
Software’sRasterMaster.NET.Thechaptercontainsthefollowingtopics:
WorkingwithDocument File Formats
SnowboundSoftwaresupportsmanydocumentfileformatsinmostofitsviewing,converting,
andRasterMaster.NET.
Thesupportedfileformatsinclude:
l
PDF-Adobeportablefile
l
PCL-HewlettPackardprinterformat
l
DOC-MicrosoftWordprocessorformat
l
XLS-MicrosoftExcelspreadsheetformat
l
PPT-MicrosoftPowerPointpresentationformat
l
RTF-Richtextfileformat
l
AFPandMODCA-IBMadvancedprintingformat
TheselikeanyotherfileformatssupportedbySnowboundSoftware’sproductsarereadin
usingacallsuchasCIMG_decompress_bitmap().ForActiveX,usetheImageproperty.
SnowboundSoftware’sproductsauto-detectthefileformatsothereisnoneedtospecifywhich
formatyouarereading.Youdonotevenneedaspecificextension.
Theseformatscontaingraphicscommandssuchaslineandtextdrawing.Thisdiffersfrom
bitmapformatsthatarea2-dimensionalarrayofbytesformingapicture.Normally,documents
aredrawnor“rendered”toabitmapinRasterMaster.NET,butRasterMaster.NETcanalso
producesearchabletextdocuments.
Therenderingsizeforthebitmapcanbesetbythefollowingcalltoourlibrary:
CIMGLOW_set_document(int dpi, int bits_pix, int format);
Table36.1:CIMGLOW_set_documentFunctionVariables
Variable
Description
dpi
Setsthedocumentindots
perinch.
bits_pix
Setsthebitsperpixel.
1=blackandwhite
documents
24=colorimages
293
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Chapter36-WorkingwithPDFandOtherDocumentFileFormats
Variable
Description
format
Setstheformatparameter.
Saving
ThisfunctionsetsthedestinationsizeforsavingPDFfiles.Thexsizeandysizearetheoutput
sizesinpoints.Apointis1/72ofaninch.OnlyPDF,PCL,andAFPfileformatscanbesaved.
ThePCLandAPFfileformatsaresavedasbitmap.ThePDFfileformatcanbesavedas
bitmaporsearchabletext.
YoucanspecifytheoutputsizewithPDFusingthefollowingcall:
CIMGLOW_set_pdf_output(int width, int height);
Table36.2:CIMGLOW_set_pdf_outputFunctionVariables
Variable
Description
width
Widthofimageinpoints
height
Heightofimageinpoints
ReadingandWritingSupport for PDFFile Formats
ReadingandwritingsupportforPDFformatsisincludedinthefollowingRasterMasterImaging
SDKproducts:
l
RasterMasterImagingSDKforWindowsDLL
l
RasterMasterImagingSDKforActiveX
l
RasterMasterImagingSDKfor.NET
l
RasterMasterImagingSDKfortheJava™Platform
Currently,SnowboundSoftwaredoesnotprovidePDFreadingsupportinUNIXandMacintosh
products.SnowboundSoftwaredoesprovidePDFwritingsupportforitsUNIXandMacintosh
products.
PDFreadingisavailableasaseparateoption.FortheRasterMasterImagingSDKforJava,a
specialPDFversionisavailable.FortheotherRasterMasterproducts,thepdfplug.dllfileis
requiredforPDFreadingsupport.Thisfilemustbeincludedinthesamedirectoryasthe
ActiveX,.NETlibrary,orRasterMasterDLL.Youcanalsoincludethefileinthefollowing
directory:\Windows\system.
Readingor Decompressinga PDFDocument
ToreadinordecompressaPDFdocument,useanyofthedecompressioncallssuchas
CIMG_decompress_bitmap().ForActiveX,usetheImageproperty.AllRasterMaster
ImagingSDKproductsautomaticallydetectthefileformatanddonotusetheextensiononthe
filename.
294
C# HTML5 PDF Viewer SDK to view, annotate, create and convert PDF
setting PDF file permissions. Help C# users to erase PDF text content, images and pages online in ASP.NET. RasterEdge C#.NET HTML5
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C# PDF Image Redact Library: redact selected PDF images in C#.net
Same as text redaction, you can specify custom text to appear over the image redaction area. How to Erase PDF Images in .NET Using C# Class Code.
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Chapter36-WorkingwithPDFandOtherDocumentFileFormats
ThedefaultsizefordecompressingPDFdocumentsis200dotsperinch(DPI)and24bitsper
pixel.ToalterthisortoconvertPDFfiles,youcancalltheCIMGLOW_set_pdf_input
(dpi,dots_per_inch)function.ForRasterMasterImagingSDKforActiveX,callthe
PdfDpiandPdfBitsPerPixelproperties.
Savingtoa PDFDocument
AllRasterMasterImagingSDKproductssupportwritingPDFfiles.TherearetwotypesofPDF
files;rasterandvectorPDF.Bothtypesoffilesusethesamefileformatid.Thetypeoffilethat
issaveddependsontheRasterMastermethodsusedtocreatetheoutputdocument.
RasterPDFcontainsasnapshotimageofeachpage.Theinputresolution(DPI)from
CIMGLOW_
set_
document
affectsthequalityofthepageimage.TocreatearasterPDFread
theinputdocumentinusingCIMG_
decompress_
bitmap
.Thissupportsreadinginalmostall
documentformats.SavetoPDFusingCIMG_
save_
bitmap
withaformatidof59(orusingthe
moredescriptiveCIMG_FORMAT_HASH.getFormatCode("PDF")).TheConversion_
CSHARPsamplecanbeusedtocreatearasterPDFdocumentfromalmostanysupported
inputdocument.
VectorPDFcontainssearchabletext,graphicsandimagesoneachpage.ThistypeofPDF
doesnothavearesolutionDPIsothedocumentcanbezoomedandremainhighquality.The
inputdocumentmustcontainsearchabletextinorderfortheoutputdocumenttocontain
searchabletext.TocreateavectorPDF,readtheinputdocumentinusingCIMGLOW_
extract_
text
,thensavethedocumentusingCIMG_
save_
document
withthefileformatsetto59.
WorkingwithBlack andWhite Images
Ifyouareworkingwithblackandwhitedocuments,youwillsavealotofmemoryandincrease
performancebysettingtheDPIto300or200andthebitsperpixelto1whenreadingPDF
images.For1-bitorblackandwhiteimages,RasterMasterwillwriteoutorsaveaPDFwith
CCITT-G4compressionforblackandwhiteimages.
WorkingwithColor Images
Forcolorbitmaps,aPDFwillbecreatedwithJPEGcompression.
ChangingOutput Page Size
Thedefaultpagesizeissetto8.5x11.Thebitmapimagesavediscenteredatthispage.To
altertheoutputpagesizeusethecallCIMGLOW_set_pdf_output.ForRasterMaster
ImagingSDKforActiveX,usethePdfXPageSizeandPdfYPageSizeproperties.The
xsizeandysizeparametersarethepagesizeinpointsor1/72ofaninch.
295
How to C#: Special Effects
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Chapter36-WorkingwithPDFandOtherDocumentFileFormats
Performance
Ifyouareworkingwithblackandwhitedocuments,youwillsavealotofmemoryandincrease
performancebysettingtheDPIto300or200andthebitsperpixelto1whenreadingall
documentformats.
296
.NET Imaging Processing SDK | Process, Manipulate Images
Provide basic transformation functions, like Crop, Rotate, Resize, Flip and more; Basic image edit function support, such as Erase Rectangle, Merge Block, etc.
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AppendixA-ClassesandSupportValues
Appendix A - Classes and Support Values
ThisappendixdescribestheclassesandsupportvaluesforRasterMaster.NET.Thechapter
containsthefollowingtopics:
Type
Property
Define
Values
General
Error
Define
Values
Retrieved
from
Status
Property
public
class
CIMG_
RECT
public
class
CIMG_
SEARCH_
RESULT
public
class
CASCIITEXTATTR
public
class
CSEARCH_
TEXT
public
class
CDIB_
HEADER
public
class
CTIFF_
TAG
public
class
CSNBDTILESTRUCT
Type Property Define Values
TableA.1:TypePropertyDefineValues
Value
Description
ZOOM_ASPECT.ASPECT_DEFAULT=0
Zoomvaluewillpreserve
aspectandeveryunitwill
increaseordecreaseimageby
thatamount(1-1)%
ZOOM_ASPECT.ASPECT_PRESERVE=1
Preservesaspectratio
regardlessofzoomvalue
ZOOM_ASPECT.ASPECT_FIT_TO_WIDTH=2
Fitimagetowidthregardless
ofzoomvalue
ZOOM_ASPECT.ASPECT_FIT_TO_HEIGHT=3
Fitimagetoheightregardless
ofzoomvalue
ZOOM_ASPECT.ASPECT_ONE_TO_ONE=4
Fitonepixeltoonepixel
regardlessofzoomvalue
ZOOM_ASPECT.ASPECT_ZOOM=5
0isequaltoonetoone.100is
equalto100%zoomor1pixel
willbedisplayingintheview
area.UsecalcAspectZoom
(view,zoom,
ASPECT_..PRESERVE/FIT_
TO_
WIDTH)toreturnthezoom
valueofthatparticulartagand
297
AppendixA-ClassesandSupportValues
Value
Description
topasstodisplaywiththe
ASPECT_ZOOMtype.
General Error Define Values Retrievedfrom Status
Property
Note:
OldererrordefinevaluesareretrievedfromtheStatusDetailsProperty.
TableA.2:GeneralErrorDefineValuesRetrievedfromStatusProperty
Value
Description
GENERAL_STATUS.SYSTEM_CRASH=-100
Ifaninternalexceptionis
thrown,thisistheresulting
value.
GENERAL_STATUS.DELETE_ERROR=-101
Imagedataoftheobjectfailed
GENERAL_STATUS.DEFAULT=-102
Whattheinternalvaluesare
initiallysetto
GENERAL_STATUS.SNOWBND_OK=1
Operationcompleted
successfully
GENERAL_STATUS.SNOWBND_ERROR=-1
Operationfailed.See
StatusDetailsproperty.
GENERAL_STATUS.IMAGE_NOT_AVAILABLE=-103
Internalimagedataavailable
whentryingtocompletean
operation
GENERAL_STATUS.SNOWBND_API_NOT_
AVAILABLE=-104
APIisnotimplemented
GENERAL_STATUS.NOT_VALID=-105
Parameterisnotvalid
GENERAL_STATUS.DISPLAY_ERROR=-106
Generalerrordisplay
298
AppendixA-ClassesandSupportValues
public class CIMG_RECT
Syntax
public class CIMG_RECT
{
public:
CIMG_RECT(){};
CIMG_RECT(double inleft, double intop, double inright,double
inbottom);
double left;
double top;
double right;
double bottom;
};
Remark
TableA.3:public class CIMG_RECTVariables
Variable
Description
doubleleft
Leftmost
position
doubletop
Topmost
position
doubleright
Width=right-left
doublebottom
Height=bottom-
top
public class CIMG_SEARCH_RESULT
Syntax
public __gc class CIMG_SEARCH_RESULT
{
public:
CIMG_SEARCH_RESULT()
{
iInstance = 0;
pSnbdRect = 0;
};
String *before;
String *after;
int iInstance;
CIMG_RECT* pSnbdRect;
};
299
AppendixA-ClassesandSupportValues
Remark
TableA.4:public classCIMG_SEARCH_RESULTVariables
Variable
Desription
before
String.
Reserved,
notused
now.
after
String.
Reserved,
notused
now.
iInstance
Occurrence
ofsearch
stringto
find,start
from0.
pSnbdRect
Rectangle
pointtothe
textstring
position
found.
public class CASCIITEXTATTR
Syntax
public class CASCIITEXTATTR
{
public:
int asciiFlags;
int asciiXDpi;
int asciiYDpi;
CIMG_RECT *asciiMargin;
int asciiTabStop;
int asciiPageWidth;
int asciiPageHeight;
int asciiPointSize;
int asciiCharsPerLine;
int asciiLinesPerPage;
int asciiWeight;
int asciiItalic;
String *asciiTypeFace;
300
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