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Implement date value support (Issue #13)

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Michael R Sweet 2021-07-07 22:06:25 -04:00
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@ -1,4 +1,4 @@
.TH pdfio 3 "pdf read/write library" "2021-06-07" "pdf read/write library"
.TH pdfio 3 "pdf read/write library" "2021-07-07" "pdf read/write library"
.SH NAME
pdfio \- pdf read/write library
.SH Introduction
@ -424,6 +424,15 @@ bool pdfioArrayAppendBoolean (
bool value
);
.fi
.SS pdfioArrayAppendDate
Add a date value to an array.
.PP
.nf
bool pdfioArrayAppendDate (
pdfio_array_t *a,
time_t value
);
.fi
.SS pdfioArrayAppendDict
Add a dictionary to an array.
.PP
@ -486,11 +495,20 @@ pdfio_array_t * pdfioArrayCreate (
pdfio_file_t *pdf
);
.fi
.SS pdfioArrayCreateCalibratedColorFromMatrix
.SS pdfioArrayCreateColorFromICCObj
Create an ICC-based color space array.
.PP
.nf
pdfio_array_t * pdfioArrayCreateColorFromICCObj (
pdfio_file_t *pdf,
pdfio_obj_t *icc_object
);
.fi
.SS pdfioArrayCreateColorFromMatrix
Create a calibrated color space array using a CIE XYZ transform matrix.
.PP
.nf
pdfio_array_t * pdfioArrayCreateCalibratedColorFromMatrix (
pdfio_array_t * pdfioArrayCreateColorFromMatrix (
pdfio_file_t *pdf,
size_t num_colors,
double gamma,
@ -498,11 +516,21 @@ pdfio_array_t * pdfioArrayCreateCalibratedColorFromMatrix (
const double white_point[3]
);
.fi
.SS pdfioArrayCreateCalibratedColorFromPrimaries
.SS pdfioArrayCreateColorFromPalette
Create an indexed color space array.
.PP
.nf
pdfio_array_t * pdfioArrayCreateColorFromPalette (
pdfio_file_t *pdf,
size_t num_colors,
const unsigned char *colors
);
.fi
.SS pdfioArrayCreateColorFromPrimaries
Create a calibrated color sapce array using CIE xy primary chromacities.
.PP
.nf
pdfio_array_t * pdfioArrayCreateCalibratedColorFromPrimaries (
pdfio_array_t * pdfioArrayCreateColorFromPrimaries (
pdfio_file_t *pdf,
size_t num_colors,
double gamma,
@ -516,25 +544,6 @@ pdfio_array_t * pdfioArrayCreateCalibratedColorFromPrimaries (
double by
);
.fi
.SS pdfioArrayCreateICCBasedColor
Create an ICC-based color space array.
.PP
.nf
pdfio_array_t * pdfioArrayCreateICCBasedColor (
pdfio_file_t *pdf,
pdfio_obj_t *icc_object
);
.fi
.SS pdfioArrayCreateIndexedColor
Create an indexed color space array.
.PP
.nf
pdfio_array_t * pdfioArrayCreateIndexedColor (
pdfio_file_t *pdf,
size_t num_colors,
const unsigned char *colors
);
.fi
.SS pdfioArrayGetArray
Get an array value from an array.
.PP
@ -563,6 +572,15 @@ bool pdfioArrayGetBoolean (
size_t n
);
.fi
.SS pdfioArrayGetDate
Get a date value from an array.
.PP
.nf
time_t pdfioArrayGetDate (
pdfio_array_t *a,
size_t n
);
.fi
.SS pdfioArrayGetDict
Get a dictionary value from an array.
.PP
@ -1110,26 +1128,37 @@ Show text.
.nf
bool pdfioContentTextShow (
pdfio_stream_t *st,
bool unicode,
const char *s
);
.fi
.PP
This function shows some text in a PDF content stream. The "unicode" argument
specifies that the current font maps to full Unicode. The "s" argument
specifies a UTF-8 encoded string.
.SS pdfioContentTextShowJustified
Show justified text.
.PP
.nf
bool pdfioContentTextShowJustified (
pdfio_stream_t *st,
bool unicode,
size_t num_fragments,
const double *offsets,
const char *const *fragments
);
.fi
.PP
This function shows some text in a PDF content stream. The "unicode" argument
specifies that the current font maps to full Unicode. The "fragments"
argument specifies an array of UTF-8 encoded strings.
.SS pdfioContentTextShowf
.PP
.nf
bool pdfioContentTextShowf (
pdfio_stream_t *st,
bool unicode,
const char *format,
...
);
@ -1179,6 +1208,15 @@ bool pdfioDictGetBoolean (
const char *key
);
.fi
.SS pdfioDictGetDate
Get a date value from a dictionary.
.PP
.nf
time_t pdfioDictGetDate (
pdfio_dict_t *dict,
const char *key
);
.fi
.SS pdfioDictGetDict
Get a key dictionary value from a dictionary.
.PP
@ -1274,6 +1312,16 @@ bool pdfioDictSetBoolean (
bool value
);
.fi
.SS pdfioDictSetDate
Set a date value in a dictionary.
.PP
.nf
bool pdfioDictSetDate (
pdfio_dict_t *dict,
const char *key,
time_t value
);
.fi
.SS pdfioDictSetDict
Set a key dictionary in a dictionary.
.PP
@ -1375,11 +1423,23 @@ pdfio_file_t * pdfioFileCreate (
void *error_data
);
.fi
.SS pdfioFileCreateBaseFontObj
.SS pdfioFileCreateArrayObj
Create a new object in a PDF file containing an array.
.PP
.nf
pdfio_obj_t * pdfioFileCreateArrayObj (
pdfio_file_t *pdf,
pdfio_array_t *array
);
.fi
.PP
This function creates a new object with an array value in a PDF file.
You must call \fIpdfioObjClose\fR to write the object to the file.
.SS pdfioFileCreateFontObjFromBase
Create one of the base 14 PDF fonts.
.PP
.nf
pdfio_obj_t * pdfioFileCreateBaseFontObj (
pdfio_obj_t * pdfioFileCreateFontObjFromBase (
pdfio_file_t *pdf,
const char *name
);
@ -1415,39 +1475,55 @@ specifies the font nane:
.IP \(bu 5
\fBTimes-Roman\fR
.IP \(bu 5
\fBZapfDingbats\fR</li>
</ul>
.SS pdfioFileCreateFontObj
\fBZapfDingbats\fR
.PP
Base fonts always use the Windows CP1252 (ISO-8859-1 with additional
characters such as the Euro symbol) subset of Unicode.
.SS pdfioFileCreateFontObjFromFile
Add a font object to a PDF file.
.PP
.nf
pdfio_obj_t * pdfioFileCreateFontObj (
pdfio_obj_t * pdfioFileCreateFontObjFromFile (
pdfio_file_t *pdf,
const char *filename,
bool unicode
);
.fi
.SS pdfioFileCreateICCProfileObj
.PP
This function embeds a TrueType/OpenType font into a PDF file. The
"unicode" parameter controls whether the font is encoded for two-byte
characters (potentially full Unicode, but more typically a subset)
or to only support the Windows CP1252 (ISO-8859-1 with additional
characters such as the Euro symbol) subset of Unicode.
.SS pdfioFileCreateICCObjFromFile
Add an ICC profile object to a PDF file.
.PP
.nf
pdfio_obj_t * pdfioFileCreateICCProfileObj (
pdfio_obj_t * pdfioFileCreateICCObjFromFile (
pdfio_file_t *pdf,
const char *filename
const char *filename,
size_t num_colors
);
.fi
.SS pdfioFileCreateImageObj
.SS pdfioFileCreateImageObjFromFile
Add an image object to a PDF file.
.PP
.nf
pdfio_obj_t * pdfioFileCreateImageObj (
pdfio_obj_t * pdfioFileCreateImageObjFromFile (
pdfio_file_t *pdf,
const char *filename,
bool interpolate
);
.fi
.PP
Currently only GIF, JPEG, and PNG files are supported.
This function creates an image object in a PDF file from a JPEG or PNG file.
.PP
.IP 5
Note: Currently PNG support is limited to grayscale, RGB, or indexed files
.IP 5
without interlacing or alpha. Transparency (masking) based on color/index
.IP 5
is supported.
.SS pdfioFileCreateObj
Create a new object in a PDF file.
.PP
@ -1478,6 +1554,30 @@ pdfio_obj_t * pdfioFileFindObj (
.PP
This differs from \fIpdfioFileGetObj\fR which takes an index into the
list of objects while this function takes the object number.
.SS pdfioFileGetAuthor
Get the author for a PDF file.
.PP
.nf
const char * pdfioFileGetAuthor (
pdfio_file_t *pdf
);
.fi
.SS pdfioFileGetCreationDate
Get the creation date for a PDF file.
.PP
.nf
time_t pdfioFileGetCreationDate (
pdfio_file_t *pdf
);
.fi
.SS pdfioFileGetCreator
Get the creator string for a PDF file.
.PP
.nf
const char * pdfioFileGetCreator (
pdfio_file_t *pdf
);
.fi
.SS pdfioFileGetID
Get the PDF file's ID strings.
.PP
@ -1486,6 +1586,14 @@ pdfio_array_t * pdfioFileGetID (
pdfio_file_t *pdf
);
.fi
.SS pdfioFileGetKeywords
Get the keywords for a PDF file.
.PP
.nf
const char * pdfioFileGetKeywords (
pdfio_file_t *pdf
);
.fi
.SS pdfioFileGetName
Get a PDF's filename.
.PP
@ -1528,6 +1636,30 @@ pdfio_obj_t * pdfioFileGetPage (
size_t n
);
.fi
.SS pdfioFileGetProducer
Get the producer string for a PDF file.
.PP
.nf
const char * pdfioFileGetProducer (
pdfio_file_t *pdf
);
.fi
.SS pdfioFileGetSubject
Get the subject for a PDF file.
.PP
.nf
const char * pdfioFileGetSubject (
pdfio_file_t *pdf
);
.fi
.SS pdfioFileGetTitle
Get the title for a PDF file.
.PP
.nf
const char * pdfioFileGetTitle (
pdfio_file_t *pdf
);
.fi
.SS pdfioFileGetVersion
Get the PDF version number for a PDF file.
.PP
@ -1546,6 +1678,60 @@ pdfio_file_t * pdfioFileOpen (
void *error_data
);
.fi
.SS pdfioFileSetAuthor
Set the author for a PDF file.
.PP
.nf
void pdfioFileSetAuthor (
pdfio_file_t *pdf,
const char *value
);
.fi
.SS pdfioFileSetCreationDate
Set the creation date for a PDF file.
.PP
.nf
void pdfioFileSetCreationDate (
pdfio_file_t *pdf,
time_t value
);
.fi
.SS pdfioFileSetCreator
Set the creator string for a PDF file.
.PP
.nf
void pdfioFileSetCreator (
pdfio_file_t *pdf,
const char *value
);
.fi
.SS pdfioFileSetKeywords
Set the keywords string for a PDF file.
.PP
.nf
void pdfioFileSetKeywords (
pdfio_file_t *pdf,
const char *value
);
.fi
.SS pdfioFileSetSubject
Set the subject for a PDF file.
.PP
.nf
void pdfioFileSetSubject (
pdfio_file_t *pdf,
const char *value
);
.fi
.SS pdfioFileSetTitle
Set the title for a PDF file.
.PP
.nf
void pdfioFileSetTitle (
pdfio_file_t *pdf,
const char *value
);
.fi
.SS pdfioImageGetBytesPerLine
Get the number of bytes to read for each line.
.PP
@ -1760,6 +1946,15 @@ bool pdfioStreamPrintf (
...
);
.fi
.SS pdfioStreamPutChar
Write a single character to a stream.
.PP
.nf
bool pdfioStreamPutChar (
pdfio_stream_t *st,
int ch
);
.fi
.SS pdfioStreamPuts
Write a literal string to a stream.
.PP
@ -1825,6 +2020,194 @@ This function creates a formatted string associated with the PDF file
.PP
\fBNULL\fR is returned on error, otherwise a \fBchar *\fR that is valid until
\fBpdfioFileClose\fR is called.
.SS ttfCreate
Create a new font object for the named font family.
.PP
.nf
ttf_t * ttfCreate (
const char *filename,
size_t idx,
ttf_err_cb_t err_cb,
void *err_data
);
.fi
.SS ttfDelete
Free all memory used for a font family object.
.PP
.nf
void ttfDelete (
ttf_t *font
);
.fi
.SS ttfGetAscent
Get the maximum height of non-accented characters.
.PP
.nf
int ttfGetAscent (
ttf_t *font
);
.fi
.SS ttfGetBounds
Get the bounds of all characters in a font.
.PP
.nf
ttf_rect_t * ttfGetBounds (
ttf_t *font,
ttf_rect_t *bounds
);
.fi
.SS ttfGetCMap
Get the Unicode to glyph mapping table.
.PP
.nf
const int * ttfGetCMap (
ttf_t *font,
size_t *num_cmap
);
.fi
.SS ttfGetCapHeight
Get the height of capital letters.
.PP
.nf
int ttfGetCapHeight (
ttf_t *font
);
.fi
.SS ttfGetCopyright
Get the copyright text for a font.
.PP
.nf
const char * ttfGetCopyright (
ttf_t *font
);
.fi
.SS ttfGetDescent
Get the maximum depth of non-accented characters.
.PP
.nf
int ttfGetDescent (
ttf_t *font
);
.fi
.SS ttfGetExtents
Get the extents of a UTF-8 string.
.PP
.nf
ttf_rect_t * ttfGetExtents (
ttf_t *font,
float size,
const char *s,
ttf_rect_t *extents
);
.fi
.PP
This function computes the extents of a UTF-8 string when rendered using the
specified font and size.
.SS ttfGetFamily
Get the family name of a font.
.PP
.nf
const char * ttfGetFamily (
ttf_t *font
);
.fi
.SS ttfGetItalicAngle
Get the italic angle.
.PP
.nf
float ttfGetItalicAngle (
ttf_t *font
);
.fi
.SS ttfGetMaxChar
Get the last character in the font.
.PP
.nf
int ttfGetMaxChar (
ttf_t *font
);
.fi
.SS ttfGetMinChar
Get the first character in the font.
.PP
.nf
int ttfGetMinChar (
ttf_t *font
);
.fi
.SS ttfGetNumFonts
Get the number of fonts in this collection.
.PP
.nf
size_t ttfGetNumFonts (
ttf_t *font
);
.fi
.SS ttfGetPostScriptName
Get the PostScript name of a font.
.PP
.nf
const char * ttfGetPostScriptName (
ttf_t *font
);
.fi
.SS ttfGetStretch
Get the font "stretch" value...
.PP
.nf
ttf_stretch_t ttfGetStretch (
ttf_t *font
);
.fi
.SS ttfGetStyle
Get the font style.
.PP
.nf
ttf_style_t ttfGetStyle (
ttf_t *font
);
.fi
.SS ttfGetVersion
Get the version number of a font.
.PP
.nf
const char * ttfGetVersion (
ttf_t *font
);
.fi
.SS ttfGetWeight
Get the weight of a font.
.PP
.nf
ttf_weight_t ttfGetWeight (
ttf_t *font
);
.fi
.SS ttfGetWidth
Get the width of a single character.
.PP
.nf
int ttfGetWidth (
ttf_t *font,
int ch
);
.fi
.SS ttfGetXHeight
Get the height of lowercase letters.
.PP
.nf
int ttfGetXHeight (
ttf_t *font
);
.fi
.SS ttfIsFixedPitch
Determine whether a font is fixedpitch.
.PP
.nf
bool ttfIsFixedPitch (
ttf_t *font
);
.fi
.SH STRUCTURES
.SS pdfio_rect_s
PDF rectangle
@ -1893,6 +2276,12 @@ PDF value types
.nf
typedef enum pdfio_valtype_e pdfio_valtype_t;
.fi
.SS ssize_t
POSIX type not present on Windows...
.PP
.nf
typedef __int64 ssize_t;
.fi
.SH AUTHOR
.PP
Michael R Sweet

682
doc/pdfio.html
View File

@ -1,13 +1,13 @@
<!DOCTYPE html>
<html lang="en-US">
<head>
<title>PDFio Programming Manual v0.1</title>
<title>PDFio Programming Manual v0.2</title>
<meta http-equiv="Content-Type" content="text/html;charset=utf-8">
<meta name="generator" content="codedoc v3.7">
<meta name="author" content="Michael R Sweet">
<meta name="language" content="en-US">
<meta name="copyright" content="Copyright © 2021 by Michael R Sweet">
<meta name="version" content="0.1">
<meta name="version" content="0.2">
<style type="text/css"><!--
body {
background: white;
@ -245,7 +245,7 @@ span.string {
<body>
<div class="header">
<p><img class="title" src="pdfio-512.png"></p>
<h1 class="title">PDFio Programming Manual v0.1</h1>
<h1 class="title">PDFio Programming Manual v0.2</h1>
<p>Michael R Sweet</p>
<p>Copyright © 2021 by Michael R Sweet</p>
</div>
@ -271,6 +271,7 @@ span.string {
<li><a href="#pdfioArrayAppendArray">pdfioArrayAppendArray</a></li>
<li><a href="#pdfioArrayAppendBinary">pdfioArrayAppendBinary</a></li>
<li><a href="#pdfioArrayAppendBoolean">pdfioArrayAppendBoolean</a></li>
<li><a href="#pdfioArrayAppendDate">pdfioArrayAppendDate</a></li>
<li><a href="#pdfioArrayAppendDict">pdfioArrayAppendDict</a></li>
<li><a href="#pdfioArrayAppendName">pdfioArrayAppendName</a></li>
<li><a href="#pdfioArrayAppendNumber">pdfioArrayAppendNumber</a></li>
@ -278,13 +279,14 @@ span.string {
<li><a href="#pdfioArrayAppendString">pdfioArrayAppendString</a></li>
<li><a href="#pdfioArrayCopy">pdfioArrayCopy</a></li>
<li><a href="#pdfioArrayCreate">pdfioArrayCreate</a></li>
<li><a href="#pdfioArrayCreateCalibratedColorFromMatrix">pdfioArrayCreateCalibratedColorFromMatrix</a></li>
<li><a href="#pdfioArrayCreateCalibratedColorFromPrimaries">pdfioArrayCreateCalibratedColorFromPrimaries</a></li>
<li><a href="#pdfioArrayCreateICCBasedColor">pdfioArrayCreateICCBasedColor</a></li>
<li><a href="#pdfioArrayCreateIndexedColor">pdfioArrayCreateIndexedColor</a></li>
<li><a href="#pdfioArrayCreateColorFromICCObj">pdfioArrayCreateColorFromICCObj</a></li>
<li><a href="#pdfioArrayCreateColorFromMatrix">pdfioArrayCreateColorFromMatrix</a></li>
<li><a href="#pdfioArrayCreateColorFromPalette">pdfioArrayCreateColorFromPalette</a></li>
<li><a href="#pdfioArrayCreateColorFromPrimaries">pdfioArrayCreateColorFromPrimaries</a></li>
<li><a href="#pdfioArrayGetArray">pdfioArrayGetArray</a></li>
<li><a href="#pdfioArrayGetBinary">pdfioArrayGetBinary</a></li>
<li><a href="#pdfioArrayGetBoolean">pdfioArrayGetBoolean</a></li>
<li><a href="#pdfioArrayGetDate">pdfioArrayGetDate</a></li>
<li><a href="#pdfioArrayGetDict">pdfioArrayGetDict</a></li>
<li><a href="#pdfioArrayGetName">pdfioArrayGetName</a></li>
<li><a href="#pdfioArrayGetNumber">pdfioArrayGetNumber</a></li>
@ -349,6 +351,7 @@ span.string {
<li><a href="#pdfioDictGetArray">pdfioDictGetArray</a></li>
<li><a href="#pdfioDictGetBinary">pdfioDictGetBinary</a></li>
<li><a href="#pdfioDictGetBoolean">pdfioDictGetBoolean</a></li>
<li><a href="#pdfioDictGetDate">pdfioDictGetDate</a></li>
<li><a href="#pdfioDictGetDict">pdfioDictGetDict</a></li>
<li><a href="#pdfioDictGetName">pdfioDictGetName</a></li>
<li><a href="#pdfioDictGetNumber">pdfioDictGetNumber</a></li>
@ -359,6 +362,7 @@ span.string {
<li><a href="#pdfioDictSetArray">pdfioDictSetArray</a></li>
<li><a href="#pdfioDictSetBinary">pdfioDictSetBinary</a></li>
<li><a href="#pdfioDictSetBoolean">pdfioDictSetBoolean</a></li>
<li><a href="#pdfioDictSetDate">pdfioDictSetDate</a></li>
<li><a href="#pdfioDictSetDict">pdfioDictSetDict</a></li>
<li><a href="#pdfioDictSetName">pdfioDictSetName</a></li>
<li><a href="#pdfioDictSetNull">pdfioDictSetNull</a></li>
@ -369,21 +373,35 @@ span.string {
<li><a href="#pdfioDictSetStringf">pdfioDictSetStringf</a></li>
<li><a href="#pdfioFileClose">pdfioFileClose</a></li>
<li><a href="#pdfioFileCreate">pdfioFileCreate</a></li>
<li><a href="#pdfioFileCreateBaseFontObj">pdfioFileCreateBaseFontObj</a></li>
<li><a href="#pdfioFileCreateFontObj">pdfioFileCreateFontObj</a></li>
<li><a href="#pdfioFileCreateICCProfileObj">pdfioFileCreateICCProfileObj</a></li>
<li><a href="#pdfioFileCreateImageObj">pdfioFileCreateImageObj</a></li>
<li><a href="#pdfioFileCreateArrayObj">pdfioFileCreateArrayObj</a></li>
<li><a href="#pdfioFileCreateFontObjFromBase">pdfioFileCreateFontObjFromBase</a></li>
<li><a href="#pdfioFileCreateFontObjFromFile">pdfioFileCreateFontObjFromFile</a></li>
<li><a href="#pdfioFileCreateICCObjFromFile">pdfioFileCreateICCObjFromFile</a></li>
<li><a href="#pdfioFileCreateImageObjFromFile">pdfioFileCreateImageObjFromFile</a></li>
<li><a href="#pdfioFileCreateObj">pdfioFileCreateObj</a></li>
<li><a href="#pdfioFileCreatePage">pdfioFileCreatePage</a></li>
<li><a href="#pdfioFileFindObj">pdfioFileFindObj</a></li>
<li><a href="#pdfioFileGetAuthor">pdfioFileGetAuthor</a></li>
<li><a href="#pdfioFileGetCreationDate">pdfioFileGetCreationDate</a></li>
<li><a href="#pdfioFileGetCreator">pdfioFileGetCreator</a></li>
<li><a href="#pdfioFileGetID">pdfioFileGetID</a></li>
<li><a href="#pdfioFileGetKeywords">pdfioFileGetKeywords</a></li>
<li><a href="#pdfioFileGetName">pdfioFileGetName</a></li>
<li><a href="#pdfioFileGetNumObjs">pdfioFileGetNumObjs</a></li>
<li><a href="#pdfioFileGetNumPages">pdfioFileGetNumPages</a></li>
<li><a href="#pdfioFileGetObj">pdfioFileGetObj</a></li>
<li><a href="#pdfioFileGetPage">pdfioFileGetPage</a></li>
<li><a href="#pdfioFileGetProducer">pdfioFileGetProducer</a></li>
<li><a href="#pdfioFileGetSubject">pdfioFileGetSubject</a></li>
<li><a href="#pdfioFileGetTitle">pdfioFileGetTitle</a></li>
<li><a href="#pdfioFileGetVersion">pdfioFileGetVersion</a></li>
<li><a href="#pdfioFileOpen">pdfioFileOpen</a></li>
<li><a href="#pdfioFileSetAuthor">pdfioFileSetAuthor</a></li>
<li><a href="#pdfioFileSetCreationDate">pdfioFileSetCreationDate</a></li>
<li><a href="#pdfioFileSetCreator">pdfioFileSetCreator</a></li>
<li><a href="#pdfioFileSetKeywords">pdfioFileSetKeywords</a></li>
<li><a href="#pdfioFileSetSubject">pdfioFileSetSubject</a></li>
<li><a href="#pdfioFileSetTitle">pdfioFileSetTitle</a></li>
<li><a href="#pdfioImageGetBytesPerLine">pdfioImageGetBytesPerLine</a></li>
<li><a href="#pdfioImageGetHeight">pdfioImageGetHeight</a></li>
<li><a href="#pdfioImageGetWidth">pdfioImageGetWidth</a></li>
@ -407,11 +425,34 @@ span.string {
<li><a href="#pdfioStreamGetToken">pdfioStreamGetToken</a></li>
<li><a href="#pdfioStreamPeek">pdfioStreamPeek</a></li>
<li><a href="#pdfioStreamPrintf">pdfioStreamPrintf</a></li>
<li><a href="#pdfioStreamPutChar">pdfioStreamPutChar</a></li>
<li><a href="#pdfioStreamPuts">pdfioStreamPuts</a></li>
<li><a href="#pdfioStreamRead">pdfioStreamRead</a></li>
<li><a href="#pdfioStreamWrite">pdfioStreamWrite</a></li>
<li><a href="#pdfioStringCreate">pdfioStringCreate</a></li>
<li><a href="#pdfioStringCreatef">pdfioStringCreatef</a></li>
<li><a href="#ttfCreate">ttfCreate</a></li>
<li><a href="#ttfDelete">ttfDelete</a></li>
<li><a href="#ttfGetAscent">ttfGetAscent</a></li>
<li><a href="#ttfGetBounds">ttfGetBounds</a></li>
<li><a href="#ttfGetCMap">ttfGetCMap</a></li>
<li><a href="#ttfGetCapHeight">ttfGetCapHeight</a></li>
<li><a href="#ttfGetCopyright">ttfGetCopyright</a></li>
<li><a href="#ttfGetDescent">ttfGetDescent</a></li>
<li><a href="#ttfGetExtents">ttfGetExtents</a></li>
<li><a href="#ttfGetFamily">ttfGetFamily</a></li>
<li><a href="#ttfGetItalicAngle">ttfGetItalicAngle</a></li>
<li><a href="#ttfGetMaxChar">ttfGetMaxChar</a></li>
<li><a href="#ttfGetMinChar">ttfGetMinChar</a></li>
<li><a href="#ttfGetNumFonts">ttfGetNumFonts</a></li>
<li><a href="#ttfGetPostScriptName">ttfGetPostScriptName</a></li>
<li><a href="#ttfGetStretch">ttfGetStretch</a></li>
<li><a href="#ttfGetStyle">ttfGetStyle</a></li>
<li><a href="#ttfGetVersion">ttfGetVersion</a></li>
<li><a href="#ttfGetWeight">ttfGetWeight</a></li>
<li><a href="#ttfGetWidth">ttfGetWidth</a></li>
<li><a href="#ttfGetXHeight">ttfGetXHeight</a></li>
<li><a href="#ttfIsFixedPitch">ttfIsFixedPitch</a></li>
</ul></li>
<li><a href="#TYPES">Data Types</a><ul class="subcontents">
<li><a href="#pdfio_array_t">pdfio_array_t</a></li>
@ -423,6 +464,7 @@ span.string {
<li><a href="#pdfio_rect_t">pdfio_rect_t</a></li>
<li><a href="#pdfio_stream_t">pdfio_stream_t</a></li>
<li><a href="#pdfio_valtype_t">pdfio_valtype_t</a></li>
<li><a href="#ssize_t">ssize_t</a></li>
</ul></li>
<li><a href="#STRUCTURES">Structures</a><ul class="subcontents">
<li><a href="#pdfio_rect_s">pdfio_rect_s</a></li>
@ -652,6 +694,19 @@ bool pdfioArrayAppendBoolean(<a href="#pdfio_array_t">pdfio_array_t</a> *a, bool
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description"><code>true</code> on success, <code>false</code> on failure</p>
<h3 class="function"><a id="pdfioArrayAppendDate">pdfioArrayAppendDate</a></h3>
<p class="description">Add a date value to an array.</p>
<p class="code">
bool pdfioArrayAppendDate(<a href="#pdfio_array_t">pdfio_array_t</a> *a, time_t value);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>a</th>
<td class="description">Array</td></tr>
<tr><th>value</th>
<td class="description">Value</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description"><code>true</code> on success, <code>false</code> on failure</p>
<h3 class="function"><a id="pdfioArrayAppendDict">pdfioArrayAppendDict</a></h3>
<p class="description">Add a dictionary to an array.</p>
<p class="code">
@ -741,10 +796,23 @@ bool pdfioArrayAppendString(<a href="#pdfio_array_t">pdfio_array_t</a> *a, const
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">New array or <code>NULL</code> on error</p>
<h3 class="function"><a id="pdfioArrayCreateCalibratedColorFromMatrix">pdfioArrayCreateCalibratedColorFromMatrix</a></h3>
<h3 class="function"><a id="pdfioArrayCreateColorFromICCObj">pdfioArrayCreateColorFromICCObj</a></h3>
<p class="description">Create an ICC-based color space array.</p>
<p class="code">
<a href="#pdfio_array_t">pdfio_array_t</a> *pdfioArrayCreateColorFromICCObj(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, <a href="#pdfio_obj_t">pdfio_obj_t</a> *icc_object);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
<tr><th>icc_object</th>
<td class="description">ICC profile object</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Color array</p>
<h3 class="function"><a id="pdfioArrayCreateColorFromMatrix">pdfioArrayCreateColorFromMatrix</a></h3>
<p class="description">Create a calibrated color space array using a CIE XYZ transform matrix.</p>
<p class="code">
<a href="#pdfio_array_t">pdfio_array_t</a> *pdfioArrayCreateCalibratedColorFromMatrix(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, size_t num_colors, double gamma, const double matrix[3][3], const double white_point[3]);</p>
<a href="#pdfio_array_t">pdfio_array_t</a> *pdfioArrayCreateColorFromMatrix(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, size_t num_colors, double gamma, const double matrix[3][3], const double white_point[3]);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
@ -760,10 +828,25 @@ bool pdfioArrayAppendString(<a href="#pdfio_array_t">pdfio_array_t</a> *a, const
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Color space array</p>
<h3 class="function"><a id="pdfioArrayCreateCalibratedColorFromPrimaries">pdfioArrayCreateCalibratedColorFromPrimaries</a></h3>
<h3 class="function"><a id="pdfioArrayCreateColorFromPalette">pdfioArrayCreateColorFromPalette</a></h3>
<p class="description">Create an indexed color space array.</p>
<p class="code">
<a href="#pdfio_array_t">pdfio_array_t</a> *pdfioArrayCreateColorFromPalette(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, size_t num_colors, const unsigned char *colors);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
<tr><th>num_colors</th>
<td class="description">Number of colors</td></tr>
<tr><th>colors</th>
<td class="description">RGB values for colors</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Color array</p>
<h3 class="function"><a id="pdfioArrayCreateColorFromPrimaries">pdfioArrayCreateColorFromPrimaries</a></h3>
<p class="description">Create a calibrated color sapce array using CIE xy primary chromacities.</p>
<p class="code">
<a href="#pdfio_array_t">pdfio_array_t</a> *pdfioArrayCreateCalibratedColorFromPrimaries(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, size_t num_colors, double gamma, double wx, double wy, double rx, double ry, double gx, double gy, double bx, double by);</p>
<a href="#pdfio_array_t">pdfio_array_t</a> *pdfioArrayCreateColorFromPrimaries(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, size_t num_colors, double gamma, double wx, double wy, double rx, double ry, double gx, double gy, double bx, double by);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
@ -791,34 +874,6 @@ bool pdfioArrayAppendString(<a href="#pdfio_array_t">pdfio_array_t</a> *a, const
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Color space array</p>
<h3 class="function"><a id="pdfioArrayCreateICCBasedColor">pdfioArrayCreateICCBasedColor</a></h3>
<p class="description">Create an ICC-based color space array.</p>
<p class="code">
<a href="#pdfio_array_t">pdfio_array_t</a> *pdfioArrayCreateICCBasedColor(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, <a href="#pdfio_obj_t">pdfio_obj_t</a> *icc_object);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
<tr><th>icc_object</th>
<td class="description">ICC profile object</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Color array</p>
<h3 class="function"><a id="pdfioArrayCreateIndexedColor">pdfioArrayCreateIndexedColor</a></h3>
<p class="description">Create an indexed color space array.</p>
<p class="code">
<a href="#pdfio_array_t">pdfio_array_t</a> *pdfioArrayCreateIndexedColor(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, size_t num_colors, const unsigned char *colors);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
<tr><th>num_colors</th>
<td class="description">Number of colors</td></tr>
<tr><th>colors</th>
<td class="description">RGB values for colors</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Color array</p>
<h3 class="function"><a id="pdfioArrayGetArray">pdfioArrayGetArray</a></h3>
<p class="description">Get an array value from an array.</p>
<p class="code">
@ -860,6 +915,19 @@ bool pdfioArrayGetBoolean(<a href="#pdfio_array_t">pdfio_array_t</a> *a, size_t
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Value</p>
<h3 class="function"><a id="pdfioArrayGetDate">pdfioArrayGetDate</a></h3>
<p class="description">Get a date value from an array.</p>
<p class="code">
time_t pdfioArrayGetDate(<a href="#pdfio_array_t">pdfio_array_t</a> *a, size_t n);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>a</th>
<td class="description">Array</td></tr>
<tr><th>n</th>
<td class="description">Index</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Value</p>
<h3 class="function"><a id="pdfioArrayGetDict">pdfioArrayGetDict</a></h3>
<p class="description">Get a dictionary value from an array.</p>
<p class="code">
@ -1661,24 +1729,32 @@ bool pdfioContentTextNextLine(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st);
<h3 class="function"><a id="pdfioContentTextShow">pdfioContentTextShow</a></h3>
<p class="description">Show text.</p>
<p class="code">
bool pdfioContentTextShow(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, const char *s);</p>
bool pdfioContentTextShow(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, bool unicode, const char *s);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>st</th>
<td class="description">Stream</td></tr>
<tr><th>unicode</th>
<td class="description">Unicode text?</td></tr>
<tr><th>s</th>
<td class="description">String to show</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description"><code>true</code> on success, <code>false</code> on failure</p>
<h4 class="discussion">Discussion</h4>
<p class="discussion">This function shows some text in a PDF content stream. The &quot;unicode&quot; argument
specifies that the current font maps to full Unicode. The &quot;s&quot; argument
specifies a UTF-8 encoded string.</p>
<h3 class="function"><a id="pdfioContentTextShowJustified">pdfioContentTextShowJustified</a></h3>
<p class="description">Show justified text.</p>
<p class="code">
bool pdfioContentTextShowJustified(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, size_t num_fragments, const double *offsets, const char *const *fragments);</p>
bool pdfioContentTextShowJustified(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, bool unicode, size_t num_fragments, const double *offsets, const char *const *fragments);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>st</th>
<td class="description">Stream</td></tr>
<tr><th>unicode</th>
<td class="description">Unicode text?</td></tr>
<tr><th>num_fragments</th>
<td class="description">Number of text fragments</td></tr>
<tr><th>offsets</th>
@ -1688,14 +1764,20 @@ bool pdfioContentTextShowJustified(<a href="#pdfio_stream_t">pdfio_stream_t</a>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description"><code>true</code> on success, <code>false</code> on failure</p>
<h4 class="discussion">Discussion</h4>
<p class="discussion">This function shows some text in a PDF content stream. The &quot;unicode&quot; argument
specifies that the current font maps to full Unicode. The &quot;fragments&quot;
argument specifies an array of UTF-8 encoded strings.</p>
<h3 class="function"><a id="pdfioContentTextShowf">pdfioContentTextShowf</a></h3>
<p class="description"></p>
<p class="code">
bool pdfioContentTextShowf(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, const char *format, ...);</p>
bool pdfioContentTextShowf(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, bool unicode, const char *format, ...);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>st</th>
<td class="description">Stream</td></tr>
<tr><th>unicode</th>
<td class="description">Unicode text?</td></tr>
<tr><th>format</th>
<td class="description"><code>printf</code>-style format string</td></tr>
<tr><th>...</th>
@ -1703,6 +1785,9 @@ bool pdfioContentTextShowf(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, con
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Show formatted text.</p>
<p class="discussion">This function shows some text in a PDF content stream. The &quot;unicode&quot; argument
specifies that the current font maps to full Unicode. The &quot;format&quot; argument
specifies a UTF-8 encoded <code>printf</code>-style format string.</p>
<h3 class="function"><a id="pdfioDictCopy">pdfioDictCopy</a></h3>
<p class="description">Copy a dictionary to a PDF file.</p>
<p class="code">
@ -1768,6 +1853,19 @@ bool pdfioDictGetBoolean(<a href="#pdfio_dict_t">pdfio_dict_t</a> *dict, const c
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Value</p>
<h3 class="function"><a id="pdfioDictGetDate">pdfioDictGetDate</a></h3>
<p class="description">Get a date value from a dictionary.</p>
<p class="code">
time_t pdfioDictGetDate(<a href="#pdfio_dict_t">pdfio_dict_t</a> *dict, const char *key);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>dict</th>
<td class="description">Dictionary</td></tr>
<tr><th>key</th>
<td class="description">Key</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Value</p>
<h3 class="function"><a id="pdfioDictGetDict">pdfioDictGetDict</a></h3>
<p class="description">Get a key dictionary value from a dictionary.</p>
<p class="code">
@ -1908,6 +2006,21 @@ bool pdfioDictSetBoolean(<a href="#pdfio_dict_t">pdfio_dict_t</a> *dict, const c
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description"><code>true</code> on success, <code>false</code> on failure</p>
<h3 class="function"><a id="pdfioDictSetDate">pdfioDictSetDate</a></h3>
<p class="description">Set a date value in a dictionary.</p>
<p class="code">
bool pdfioDictSetDate(<a href="#pdfio_dict_t">pdfio_dict_t</a> *dict, const char *key, time_t value);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>dict</th>
<td class="description">Dictionary</td></tr>
<tr><th>key</th>
<td class="description">Key</td></tr>
<tr><th>value</th>
<td class="description">Value</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description"><code>true</code> on success, <code>false</code> on failure</p>
<h3 class="function"><a id="pdfioDictSetDict">pdfioDictSetDict</a></h3>
<p class="description">Set a key dictionary in a dictionary.</p>
<p class="code">
@ -2060,10 +2173,26 @@ bool pdfioFileClose(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf);</p>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">PDF file or <code>NULL</code> on error</p>
<h3 class="function"><a id="pdfioFileCreateBaseFontObj">pdfioFileCreateBaseFontObj</a></h3>
<h3 class="function"><a id="pdfioFileCreateArrayObj">pdfioFileCreateArrayObj</a></h3>
<p class="description">Create a new object in a PDF file containing an array.</p>
<p class="code">
<a href="#pdfio_obj_t">pdfio_obj_t</a> *pdfioFileCreateArrayObj(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, <a href="#pdfio_array_t">pdfio_array_t</a> *array);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
<tr><th>array</th>
<td class="description">Object array</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">New object</p>
<h4 class="discussion">Discussion</h4>
<p class="discussion">This function creates a new object with an array value in a PDF file.
You must call <a href="#pdfioObjClose"><code>pdfioObjClose</code></a> to write the object to the file.</p>
<h3 class="function"><a id="pdfioFileCreateFontObjFromBase">pdfioFileCreateFontObjFromBase</a></h3>
<p class="description">Create one of the base 14 PDF fonts.</p>
<p class="code">
<a href="#pdfio_obj_t">pdfio_obj_t</a> *pdfioFileCreateBaseFontObj(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *name);</p>
<a href="#pdfio_obj_t">pdfio_obj_t</a> *pdfioFileCreateFontObjFromBase(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *name);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
@ -2106,10 +2235,12 @@ specifies the font nane:
</li>
<li><code>ZapfDingbats</code></li>
</ul>
<h3 class="function"><a id="pdfioFileCreateFontObj">pdfioFileCreateFontObj</a></h3>
<p class="discussion">Base fonts always use the Windows CP1252 (ISO-8859-1 with additional
characters such as the Euro symbol) subset of Unicode.</p>
<h3 class="function"><a id="pdfioFileCreateFontObjFromFile">pdfioFileCreateFontObjFromFile</a></h3>
<p class="description">Add a font object to a PDF file.</p>
<p class="code">
<a href="#pdfio_obj_t">pdfio_obj_t</a> *pdfioFileCreateFontObj(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *filename, bool unicode);</p>
<a href="#pdfio_obj_t">pdfio_obj_t</a> *pdfioFileCreateFontObjFromFile(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *filename, bool unicode);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
@ -2117,27 +2248,35 @@ specifies the font nane:
<tr><th>filename</th>
<td class="description">Filename</td></tr>
<tr><th>unicode</th>
<td class="description">Unicode font?</td></tr>
<td class="description">Force Unicode</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Font object</p>
<h3 class="function"><a id="pdfioFileCreateICCProfileObj">pdfioFileCreateICCProfileObj</a></h3>
<h4 class="discussion">Discussion</h4>
<p class="discussion">This function embeds a TrueType/OpenType font into a PDF file. The
&quot;unicode&quot; parameter controls whether the font is encoded for two-byte
characters (potentially full Unicode, but more typically a subset)
or to only support the Windows CP1252 (ISO-8859-1 with additional
characters such as the Euro symbol) subset of Unicode.</p>
<h3 class="function"><a id="pdfioFileCreateICCObjFromFile">pdfioFileCreateICCObjFromFile</a></h3>
<p class="description">Add an ICC profile object to a PDF file.</p>
<p class="code">
<a href="#pdfio_obj_t">pdfio_obj_t</a> *pdfioFileCreateICCProfileObj(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *filename);</p>
<a href="#pdfio_obj_t">pdfio_obj_t</a> *pdfioFileCreateICCObjFromFile(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *filename, size_t num_colors);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
<tr><th>filename</th>
<td class="description">Filename</td></tr>
<tr><th>num_colors</th>
<td class="description">Number of color components (1, 3, or 4)</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Object</p>
<h3 class="function"><a id="pdfioFileCreateImageObj">pdfioFileCreateImageObj</a></h3>
<h3 class="function"><a id="pdfioFileCreateImageObjFromFile">pdfioFileCreateImageObjFromFile</a></h3>
<p class="description">Add an image object to a PDF file.</p>
<p class="code">
<a href="#pdfio_obj_t">pdfio_obj_t</a> *pdfioFileCreateImageObj(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *filename, bool interpolate);</p>
<a href="#pdfio_obj_t">pdfio_obj_t</a> *pdfioFileCreateImageObjFromFile(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *filename, bool interpolate);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
@ -2150,7 +2289,12 @@ specifies the font nane:
<h4 class="returnvalue">Return Value</h4>
<p class="description">Object</p>
<h4 class="discussion">Discussion</h4>
<p class="discussion">Currently only GIF, JPEG, and PNG files are supported.</p>
<p class="discussion">This function creates an image object in a PDF file from a JPEG or PNG file.<br>
<br>
</p><blockquote>
Note: Currently PNG support is limited to grayscale, RGB, or indexed files
without interlacing or alpha. Transparency (masking) based on color/index
is supported.</blockquote>
<h3 class="function"><a id="pdfioFileCreateObj">pdfioFileCreateObj</a></h3>
<p class="description">Create a new object in a PDF file.</p>
<p class="code">
@ -2193,6 +2337,39 @@ specifies the font nane:
<h4 class="discussion">Discussion</h4>
<p class="discussion">This differs from <a href="#pdfioFileGetObj"><code>pdfioFileGetObj</code></a> which takes an index into the
list of objects while this function takes the object number.</p>
<h3 class="function"><a id="pdfioFileGetAuthor">pdfioFileGetAuthor</a></h3>
<p class="description">Get the author for a PDF file.</p>
<p class="code">
const char *pdfioFileGetAuthor(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Author or <code>NULL</code> for none</p>
<h3 class="function"><a id="pdfioFileGetCreationDate">pdfioFileGetCreationDate</a></h3>
<p class="description">Get the creation date for a PDF file.</p>
<p class="code">
time_t pdfioFileGetCreationDate(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Creation date or <code>0</code> for none</p>
<h3 class="function"><a id="pdfioFileGetCreator">pdfioFileGetCreator</a></h3>
<p class="description">Get the creator string for a PDF file.</p>
<p class="code">
const char *pdfioFileGetCreator(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Creator string or <code>NULL</code> for none</p>
<h3 class="function"><a id="pdfioFileGetID">pdfioFileGetID</a></h3>
<p class="description">Get the PDF file's ID strings.</p>
<p class="code">
@ -2204,6 +2381,17 @@ list of objects while this function takes the object number.</p>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Array with binary strings</p>
<h3 class="function"><a id="pdfioFileGetKeywords">pdfioFileGetKeywords</a></h3>
<p class="description">Get the keywords for a PDF file.</p>
<p class="code">
const char *pdfioFileGetKeywords(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Keywords string or <code>NULL</code> for none</p>
<h3 class="function"><a id="pdfioFileGetName">pdfioFileGetName</a></h3>
<p class="description">Get a PDF's filename.</p>
<p class="code">
@ -2263,6 +2451,39 @@ size_t pdfioFileGetNumPages(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf);</p>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Object</p>
<h3 class="function"><a id="pdfioFileGetProducer">pdfioFileGetProducer</a></h3>
<p class="description">Get the producer string for a PDF file.</p>
<p class="code">
const char *pdfioFileGetProducer(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Producer string or <code>NULL</code> for none</p>
<h3 class="function"><a id="pdfioFileGetSubject">pdfioFileGetSubject</a></h3>
<p class="description">Get the subject for a PDF file.</p>
<p class="code">
const char *pdfioFileGetSubject(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Subject or <code>NULL</code> for none</p>
<h3 class="function"><a id="pdfioFileGetTitle">pdfioFileGetTitle</a></h3>
<p class="description">Get the title for a PDF file.</p>
<p class="code">
const char *pdfioFileGetTitle(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Title or <code>NULL</code> for none</p>
<h3 class="function"><a id="pdfioFileGetVersion">pdfioFileGetVersion</a></h3>
<p class="description">Get the PDF version number for a PDF file.</p>
<p class="code">
@ -2289,6 +2510,72 @@ const char *pdfioFileGetVersion(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf);<
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">PDF file</p>
<h3 class="function"><a id="pdfioFileSetAuthor">pdfioFileSetAuthor</a></h3>
<p class="description">Set the author for a PDF file.</p>
<p class="code">
void pdfioFileSetAuthor(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *value);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
<tr><th>value</th>
<td class="description">Value</td></tr>
</tbody></table>
<h3 class="function"><a id="pdfioFileSetCreationDate">pdfioFileSetCreationDate</a></h3>
<p class="description">Set the creation date for a PDF file.</p>
<p class="code">
void pdfioFileSetCreationDate(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, time_t value);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
<tr><th>value</th>
<td class="description">Value</td></tr>
</tbody></table>
<h3 class="function"><a id="pdfioFileSetCreator">pdfioFileSetCreator</a></h3>
<p class="description">Set the creator string for a PDF file.</p>
<p class="code">
void pdfioFileSetCreator(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *value);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
<tr><th>value</th>
<td class="description">Value</td></tr>
</tbody></table>
<h3 class="function"><a id="pdfioFileSetKeywords">pdfioFileSetKeywords</a></h3>
<p class="description">Set the keywords string for a PDF file.</p>
<p class="code">
void pdfioFileSetKeywords(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *value);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
<tr><th>value</th>
<td class="description">Value</td></tr>
</tbody></table>
<h3 class="function"><a id="pdfioFileSetSubject">pdfioFileSetSubject</a></h3>
<p class="description">Set the subject for a PDF file.</p>
<p class="code">
void pdfioFileSetSubject(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *value);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
<tr><th>value</th>
<td class="description">Value</td></tr>
</tbody></table>
<h3 class="function"><a id="pdfioFileSetTitle">pdfioFileSetTitle</a></h3>
<p class="description">Set the title for a PDF file.</p>
<p class="code">
void pdfioFileSetTitle(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const char *value);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>pdf</th>
<td class="description">PDF file</td></tr>
<tr><th>value</th>
<td class="description">Value</td></tr>
</tbody></table>
<h3 class="function"><a id="pdfioImageGetBytesPerLine">pdfioImageGetBytesPerLine</a></h3>
<p class="description">Get the number of bytes to read for each line.</p>
<p class="code">
@ -2562,7 +2849,7 @@ bool pdfioStreamGetToken(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, char
<h3 class="function"><a id="pdfioStreamPeek">pdfioStreamPeek</a></h3>
<p class="description">Peek at data in a stream.</p>
<p class="code">
ssize_t pdfioStreamPeek(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, void *buffer, size_t bytes);</p>
<a href="#ssize_t">ssize_t</a> pdfioStreamPeek(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, void *buffer, size_t bytes);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>st</th>
@ -2589,6 +2876,19 @@ bool pdfioStreamPrintf(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, const c
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description"><code>true</code> on success, <code>false</code> on failure</p>
<h3 class="function"><a id="pdfioStreamPutChar">pdfioStreamPutChar</a></h3>
<p class="description">Write a single character to a stream.</p>
<p class="code">
bool pdfioStreamPutChar(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, int ch);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>st</th>
<td class="description">Stream</td></tr>
<tr><th>ch</th>
<td class="description">Character</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description"><code>true</code> on success, <code>false</code> on failure</p>
<h3 class="function"><a id="pdfioStreamPuts">pdfioStreamPuts</a></h3>
<p class="description">Write a literal string to a stream.</p>
<p class="code">
@ -2605,7 +2905,7 @@ bool pdfioStreamPuts(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, const cha
<h3 class="function"><a id="pdfioStreamRead">pdfioStreamRead</a></h3>
<p class="description">Read data from a stream.</p>
<p class="code">
ssize_t pdfioStreamRead(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, void *buffer, size_t bytes);</p>
<a href="#ssize_t">ssize_t</a> pdfioStreamRead(<a href="#pdfio_stream_t">pdfio_stream_t</a> *st, void *buffer, size_t bytes);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>st</th>
@ -2677,6 +2977,267 @@ char *pdfioStringCreatef(<a href="#pdfio_file_t">pdfio_file_t</a> *pdf, const ch
<br>
<code>NULL</code> is returned on error, otherwise a <code>char *</code> that is valid until
<code>pdfioFileClose</code> is called.</p>
<h3 class="function"><a id="ttfCreate">ttfCreate</a></h3>
<p class="description">Create a new font object for the named font family.</p>
<p class="code">
ttf_t *ttfCreate(const char *filename, size_t idx, ttf_err_cb_t err_cb, void *err_data);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>filename</th>
<td class="description">Filename</td></tr>
<tr><th>idx</th>
<td class="description">Font number to create in collection (0-based)</td></tr>
<tr><th>err_cb</th>
<td class="description">Error callback or <code>NULL</code> to log to stderr</td></tr>
<tr><th>err_data</th>
<td class="description">Error callback data</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">New font object</p>
<h3 class="function"><a id="ttfDelete">ttfDelete</a></h3>
<p class="description">Free all memory used for a font family object.</p>
<p class="code">
void ttfDelete(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h3 class="function"><a id="ttfGetAscent">ttfGetAscent</a></h3>
<p class="description">Get the maximum height of non-accented characters.</p>
<p class="code">
int ttfGetAscent(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Ascent in 1000ths</p>
<h3 class="function"><a id="ttfGetBounds">ttfGetBounds</a></h3>
<p class="description">Get the bounds of all characters in a font.</p>
<p class="code">
ttf_rect_t *ttfGetBounds(ttf_t *font, ttf_rect_t *bounds);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
<tr><th>bounds</th>
<td class="description">Bounds buffer</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Bounds or <code>NULL</code> on error</p>
<h3 class="function"><a id="ttfGetCMap">ttfGetCMap</a></h3>
<p class="description">Get the Unicode to glyph mapping table.</p>
<p class="code">
const int *ttfGetCMap(ttf_t *font, size_t *num_cmap);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
<tr><th>num_cmap</th>
<td class="description">Number of entries in table</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">CMap table</p>
<h3 class="function"><a id="ttfGetCapHeight">ttfGetCapHeight</a></h3>
<p class="description">Get the height of capital letters.</p>
<p class="code">
int ttfGetCapHeight(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Capital letter height in 1000ths</p>
<h3 class="function"><a id="ttfGetCopyright">ttfGetCopyright</a></h3>
<p class="description">Get the copyright text for a font.</p>
<p class="code">
const char *ttfGetCopyright(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Copyright text</p>
<h3 class="function"><a id="ttfGetDescent">ttfGetDescent</a></h3>
<p class="description">Get the maximum depth of non-accented characters.</p>
<p class="code">
int ttfGetDescent(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Descent in 1000ths</p>
<h3 class="function"><a id="ttfGetExtents">ttfGetExtents</a></h3>
<p class="description">Get the extents of a UTF-8 string.</p>
<p class="code">
ttf_rect_t *ttfGetExtents(ttf_t *font, float size, const char *s, ttf_rect_t *extents);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
<tr><th>size</th>
<td class="description">Font size</td></tr>
<tr><th>s</th>
<td class="description">String</td></tr>
<tr><th>extents</th>
<td class="description">Extents of the string</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Pointer to extents or <code>NULL</code> on error</p>
<h4 class="discussion">Discussion</h4>
<p class="discussion">This function computes the extents of a UTF-8 string when rendered using the
specified font and size.</p>
<h3 class="function"><a id="ttfGetFamily">ttfGetFamily</a></h3>
<p class="description">Get the family name of a font.</p>
<p class="code">
const char *ttfGetFamily(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Family name</p>
<h3 class="function"><a id="ttfGetItalicAngle">ttfGetItalicAngle</a></h3>
<p class="description">Get the italic angle.</p>
<p class="code">
float ttfGetItalicAngle(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Angle in degrees</p>
<h3 class="function"><a id="ttfGetMaxChar">ttfGetMaxChar</a></h3>
<p class="description">Get the last character in the font.</p>
<p class="code">
int ttfGetMaxChar(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Last character in font</p>
<h3 class="function"><a id="ttfGetMinChar">ttfGetMinChar</a></h3>
<p class="description">Get the first character in the font.</p>
<p class="code">
int ttfGetMinChar(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">First character in font</p>
<h3 class="function"><a id="ttfGetNumFonts">ttfGetNumFonts</a></h3>
<p class="description">Get the number of fonts in this collection.</p>
<p class="code">
size_t ttfGetNumFonts(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Number of fonts</p>
<h3 class="function"><a id="ttfGetPostScriptName">ttfGetPostScriptName</a></h3>
<p class="description">Get the PostScript name of a font.</p>
<p class="code">
const char *ttfGetPostScriptName(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">PostScript name</p>
<h3 class="function"><a id="ttfGetStretch">ttfGetStretch</a></h3>
<p class="description">Get the font &quot;stretch&quot; value...</p>
<p class="code">
ttf_stretch_t ttfGetStretch(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Stretch value</p>
<h3 class="function"><a id="ttfGetStyle">ttfGetStyle</a></h3>
<p class="description">Get the font style.</p>
<p class="code">
ttf_style_t ttfGetStyle(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Style</p>
<h3 class="function"><a id="ttfGetVersion">ttfGetVersion</a></h3>
<p class="description">Get the version number of a font.</p>
<p class="code">
const char *ttfGetVersion(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Version number</p>
<h3 class="function"><a id="ttfGetWeight">ttfGetWeight</a></h3>
<p class="description">Get the weight of a font.</p>
<p class="code">
ttf_weight_t ttfGetWeight(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Weight</p>
<h3 class="function"><a id="ttfGetWidth">ttfGetWidth</a></h3>
<p class="description">Get the width of a single character.</p>
<p class="code">
int ttfGetWidth(ttf_t *font, int ch);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
<tr><th>ch</th>
<td class="description">Unicode character</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Width in 1000ths</p>
<h3 class="function"><a id="ttfGetXHeight">ttfGetXHeight</a></h3>
<p class="description">Get the height of lowercase letters.</p>
<p class="code">
int ttfGetXHeight(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description">Lowercase letter height in 1000ths</p>
<h3 class="function"><a id="ttfIsFixedPitch">ttfIsFixedPitch</a></h3>
<p class="description">Determine whether a font is fixedpitch.</p>
<p class="code">
bool ttfIsFixedPitch(ttf_t *font);</p>
<h4 class="parameters">Parameters</h4>
<table class="list"><tbody>
<tr><th>font</th>
<td class="description">Font</td></tr>
</tbody></table>
<h4 class="returnvalue">Return Value</h4>
<p class="description"><code>true</code> if fixed pitch, <code>false</code> otherwise</p>
<h2 class="title"><a id="TYPES">Data Types</a></h2>
<h3 class="typedef"><a id="pdfio_array_t">pdfio_array_t</a></h3>
<p class="description">Array of PDF values</p>
@ -2723,6 +3284,11 @@ typedef struct _pdfio_stream_s pdfio_stream_t;
<p class="code">
typedef enum <a href="#pdfio_valtype_e">pdfio_valtype_e</a> pdfio_valtype_t;
</p>
<h3 class="typedef"><a id="ssize_t">ssize_t</a></h3>
<p class="description">POSIX type not present on Windows...</p>
<p class="code">
typedef __int64 ssize_t;
</p>
<h2 class="title"><a id="STRUCTURES">Structures</a></h2>
<h3 class="struct"><a id="pdfio_rect_s">pdfio_rect_s</a></h3>
<p class="description">PDF rectangle</p>

39
pdfio-array.c
View File

@ -107,6 +107,30 @@ pdfioArrayAppendBoolean(
}
//
// 'pdfioArrayAppendDate()' - Add a date value to an array.
//
bool // O - `true` on success, `false` on failure
pdfioArrayAppendDate(
pdfio_array_t *a, // I - Array
time_t value) // I - Value
{
_pdfio_value_t v; // Value for array
// Range check input
if (!a)
return (false);
// Add a dictionary...
v.type = PDFIO_VALTYPE_DATE;
v.value.date = value;
return (append_value(a, &v));
}
//
// 'pdfioArrayAppendDict()' - Add a dictionary to an array.
//
@ -395,6 +419,21 @@ pdfioArrayGetBoolean(pdfio_array_t *a, // I - Array
}
//
// 'pdfioArrayGetDate()' - Get a date value from an array.
//
time_t // O - Value
pdfioArrayGetDate(pdfio_array_t *a, // I - Array
size_t n) // I - Index
{
if (!a || n >= a->num_values || a->values[n].type != PDFIO_VALTYPE_DATE)
return (0);
else
return (a->values[n].value.date);
}
//
// 'pdfioArrayGetDict()' - Get a dictionary value from an array.
//

52
pdfio-dict.c
View File

@ -170,6 +170,7 @@ pdfioDictGetArray(pdfio_dict_t *dict, // I - Dictionary
{
_pdfio_value_t *value = _pdfioDictGetValue(dict, key);
if (value && value->type == PDFIO_VALTYPE_ARRAY)
return (value->value.array);
else
@ -188,6 +189,7 @@ pdfioDictGetBinary(pdfio_dict_t *dict, // I - Dictionary
{
_pdfio_value_t *value = _pdfioDictGetValue(dict, key);
if (!length)
return (NULL);
@ -214,6 +216,7 @@ pdfioDictGetBoolean(pdfio_dict_t *dict, // I - Dictionary
{
_pdfio_value_t *value = _pdfioDictGetValue(dict, key);
if (value && value->type == PDFIO_VALTYPE_BOOLEAN)
return (value->value.boolean);
else
@ -221,6 +224,24 @@ pdfioDictGetBoolean(pdfio_dict_t *dict, // I - Dictionary
}
//
// 'pdfioDictGetDate()' - Get a date value from a dictionary.
//
time_t // O - Value
pdfioDictGetDate(pdfio_dict_t *dict, // I - Dictionary
const char *key) // I - Key
{
_pdfio_value_t *value = _pdfioDictGetValue(dict, key);
if (value && value->type == PDFIO_VALTYPE_DATE)
return (value->value.date);
else
return (0);
}
//
// 'pdfioDictGetDict()' - Get a key dictionary value from a dictionary.
//
@ -231,6 +252,7 @@ pdfioDictGetDict(pdfio_dict_t *dict, // I - Dictionary
{
_pdfio_value_t *value = _pdfioDictGetValue(dict, key);
if (value && value->type == PDFIO_VALTYPE_DICT)
return (value->value.dict);
else
@ -248,6 +270,7 @@ pdfioDictGetName(pdfio_dict_t *dict, // I - Dictionary
{
_pdfio_value_t *value = _pdfioDictGetValue(dict, key);
if (value && value->type == PDFIO_VALTYPE_NAME)
return (value->value.name);
else
@ -265,6 +288,7 @@ pdfioDictGetNumber(pdfio_dict_t *dict, // I - Dictionary
{
_pdfio_value_t *value = _pdfioDictGetValue(dict, key);
if (value && value->type == PDFIO_VALTYPE_NUMBER)
return (value->value.number);
else
@ -282,6 +306,7 @@ pdfioDictGetObj(pdfio_dict_t *dict, // I - Dictionary
{
_pdfio_value_t *value = _pdfioDictGetValue(dict, key);
if (value && value->type == PDFIO_VALTYPE_INDIRECT)
return (pdfioFileFindObj(dict->pdf, value->value.indirect.number));
else
@ -300,6 +325,7 @@ pdfioDictGetRect(pdfio_dict_t *dict, // I - Dictionary
{
_pdfio_value_t *value = _pdfioDictGetValue(dict, key);
if (value && value->type == PDFIO_VALTYPE_ARRAY && pdfioArrayGetSize(value->value.array) == 4)
{
rect->x1 = pdfioArrayGetNumber(value->value.array, 0);
@ -326,6 +352,7 @@ pdfioDictGetString(pdfio_dict_t *dict, // I - Dictionary
{
_pdfio_value_t *value = _pdfioDictGetValue(dict, key);
if (value && value->type == PDFIO_VALTYPE_STRING)
return (value->value.string);
else
@ -343,6 +370,7 @@ pdfioDictGetType(pdfio_dict_t *dict, // I - Dictionary
{
_pdfio_value_t *value = _pdfioDictGetValue(dict, key);
return (value ? value->type : PDFIO_VALTYPE_NONE);
}
@ -524,6 +552,30 @@ pdfioDictSetBoolean(pdfio_dict_t *dict, // I - Dictionary
}
//
// 'pdfioDictSetDate()' - Set a date value in a dictionary.
//
bool // O - `true` on success, `false` on failure
pdfioDictSetDate(pdfio_dict_t *dict, // I - Dictionary
const char *key, // I - Key
time_t value) // I - Value
{
_pdfio_value_t temp; // New value
// Range check input...
if (!dict || !key)
return (false);
// Set the key/value pair...
temp.type = PDFIO_VALTYPE_DATE;
temp.value.date = value;
return (_pdfioDictSetValue(dict, key, &temp));
}
//
// 'pdfioDictSetDict()' - Set a key dictionary in a dictionary.
//

12
pdfio-file.c
View File

@ -279,7 +279,7 @@ pdfioFileCreate(
return (NULL);
}
// pdfioDictSetDate(info_dict, "CreationDate", time(NULL));
pdfioDictSetDate(info_dict, "CreationDate", time(NULL));
pdfioDictSetString(info_dict, "Producer", "pdfio/" PDFIO_VERSION);
if ((pdf->info = pdfioFileCreateObj(pdf, info_dict)) == NULL)
@ -550,9 +550,7 @@ time_t // O - Creation date or `0` for none
pdfioFileGetCreationDate(
pdfio_file_t *pdf) // I - PDF file
{
(void)pdf;
return (0);
// return (pdf && pdf->info ? pdfioDictGetDate(pdf->info->value.value.dict, "CreationDate") : 0);
return (pdf && pdf->info ? pdfioDictGetDate(pdf->info->value.value.dict, "CreationDate") : 0);
}
@ -823,10 +821,8 @@ pdfioFileSetCreationDate(
pdfio_file_t *pdf, // I - PDF file
time_t value) // I - Value
{
(void)pdf;
(void)value;
// if (pdf && pdf->info)
// pdfioDictSetDate(pdf->info->value.value.dict, "CreationDate", value);
if (pdf && pdf->info)
pdfioDictSetDate(pdf->info->value.value.dict, "CreationDate", value);
}

80
pdfio-value.c
View File

@ -137,8 +137,17 @@ _pdfioValueDebug(_pdfio_value_t *v, // I - Value
fputs(v->value.boolean ? " true" : " false", fp);
break;
case PDFIO_VALTYPE_DATE :
// TODO: Implement date value support
fputs("(D:YYYYMMDDhhmmssZ)", fp);
{
struct tm dateval; // Date value
#ifdef _WIN32
gmtime_s(&dateval, &v->value.date);
#else
gmtime_r(&v->value.date, &dateval);
#endif // _WIN32
fprintf(fp, "(D:%04d%02d%02d%02d%02d%02dZ)", dateval.tm_year + 1900, dateval.tm_mon + 1, dateval.tm_mday, dateval.tm_hour, dateval.tm_min, dateval.tm_sec);
}
break;
case PDFIO_VALTYPE_DICT :
fputs("<<", fp);
@ -226,9 +235,73 @@ _pdfioValueRead(pdfio_file_t *pdf, // I - PDF file
if ((v->value.dict = _pdfioDictRead(pdf, tb)) == NULL)
return (NULL);
}
else if (!strncmp(token, "(D:", 3))
{
// Possible date value of the form:
//
// (D:YYYYMMDDhhmmssZ)
// (D:YYYYMMDDhhmmss+HH'mm)
// (D:YYYYMMDDhhmmss-HH'mm)
//
int i; // Looping var
struct tm dateval; // Date value
int offset; // Date offset
for (i = 3; i < 17; i ++)
{
if (!isdigit(token[i] & 255))
break;
}
if (i >= 17)
{
if (token[i] == 'Z')
{
i ++;
}
else if (token[i] == '-' || token[i] == '+')
{
if (isdigit(token[i + 1] & 255) && isdigit(token[i + 2] & 255) && token[i + 3] == '\'' && isdigit(token[i + 4] & 255) && isdigit(token[i + 5] & 255))
{
i += 6;
if (token[i] == '\'')
i ++;
}
}
}
if (token[i])
{
// Just a string...
v->type = PDFIO_VALTYPE_STRING;
v->value.string = pdfioStringCreate(pdf, token + 1);
}
else
{
// Date value...
dateval.tm_year = (token[3] - '0') * 1000 + (token[4] - '0') * 100 + (token[5] - '0') * 10 + token[6] - '0' - 1900;
dateval.tm_mon = (token[7] - '0') * 10 + token[8] - '0' - 1;
dateval.tm_mday = (token[9] - '0') * 10 + token[10] - '0';
dateval.tm_hour = (token[11] - '0') * 10 + token[12] - '0';
dateval.tm_min = (token[13] - '0') * 10 + token[14] - '0';
dateval.tm_sec = (token[15] - '0') * 10 + token[16] - '0';
if (token[17] == 'Z')
{
offset = 0;
}
else
{
offset = (token[18] - '0') * 600 + (token[19] - '0') * 60 + (token[20] - '0') * 10 + token[21] - '0';
if (token[17] == '-')
offset = -offset;
}
v->type = PDFIO_VALTYPE_DATE;
v->value.date = mktime(&dateval) + offset;
}
}
else if (token[0] == '(')
{
// TODO: Add date value support
// String
v->type = PDFIO_VALTYPE_STRING;
v->value.string = pdfioStringCreate(pdf, token + 1);
@ -413,6 +486,7 @@ _pdfioValueWrite(pdfio_file_t *pdf, // I - PDF file
#else
gmtime_r(&v->value.date, &date);
#endif // _WIN32
return (_pdfioFilePrintf(pdf, "(D:%04d%02d%02d%02d%02d%02dZ)", date.tm_year + 1900, date.tm_mon + 1, date.tm_mday, date.tm_hour, date.tm_min, date.tm_sec));
}

4
pdfio.h
View File

@ -106,6 +106,7 @@ typedef enum pdfio_valtype_e // PDF value types
extern bool pdfioArrayAppendArray(pdfio_array_t *a, pdfio_array_t *value) PDFIO_PUBLIC;
extern bool pdfioArrayAppendBinary(pdfio_array_t *a, const unsigned char *value, size_t valuelen) PDFIO_PUBLIC;
extern bool pdfioArrayAppendBoolean(pdfio_array_t *a, bool value) PDFIO_PUBLIC;
extern bool pdfioArrayAppendDate(pdfio_array_t *a, time_t value) PDFIO_PUBLIC;
extern bool pdfioArrayAppendDict(pdfio_array_t *a, pdfio_dict_t *value) PDFIO_PUBLIC;
extern bool pdfioArrayAppendName(pdfio_array_t *a, const char *value) PDFIO_PUBLIC;
extern bool pdfioArrayAppendNumber(pdfio_array_t *a, double value) PDFIO_PUBLIC;
@ -116,6 +117,7 @@ extern pdfio_array_t *pdfioArrayCreate(pdfio_file_t *pdf) PDFIO_PUBLIC;
extern pdfio_array_t *pdfioArrayGetArray(pdfio_array_t *a, size_t n) PDFIO_PUBLIC;
extern unsigned char *pdfioArrayGetBinary(pdfio_array_t *a, size_t n, size_t *length) PDFIO_PUBLIC;
extern bool pdfioArrayGetBoolean(pdfio_array_t *a, size_t n) PDFIO_PUBLIC;
extern time_t pdfioArrayGetDate(pdfio_array_t *a, size_t n) PDFIO_PUBLIC;
extern pdfio_dict_t *pdfioArrayGetDict(pdfio_array_t *a, size_t n) PDFIO_PUBLIC;
extern const char *pdfioArrayGetName(pdfio_array_t *a, size_t n) PDFIO_PUBLIC;
extern double pdfioArrayGetNumber(pdfio_array_t *a, size_t n) PDFIO_PUBLIC;
@ -129,6 +131,7 @@ extern pdfio_dict_t *pdfioDictCreate(pdfio_file_t *pdf) PDFIO_PUBLIC;
extern pdfio_array_t *pdfioDictGetArray(pdfio_dict_t *dict, const char *key) PDFIO_PUBLIC;
extern unsigned char *pdfioDictGetBinary(pdfio_dict_t *dict, const char *key, size_t *length) PDFIO_PUBLIC;
extern bool pdfioDictGetBoolean(pdfio_dict_t *dict, const char *key) PDFIO_PUBLIC;
extern time_t pdfioDictGetDate(pdfio_dict_t *dict, const char *key) PDFIO_PUBLIC;
extern pdfio_dict_t *pdfioDictGetDict(pdfio_dict_t *dict, const char *key) PDFIO_PUBLIC;
extern const char *pdfioDictGetName(pdfio_dict_t *dict, const char *key) PDFIO_PUBLIC;
extern double pdfioDictGetNumber(pdfio_dict_t *dict, const char *key) PDFIO_PUBLIC;
@ -139,6 +142,7 @@ extern pdfio_valtype_t pdfioDictGetType(pdfio_dict_t *dict, const char *key) PDF
extern bool pdfioDictSetArray(pdfio_dict_t *dict, const char *key, pdfio_array_t *value) PDFIO_PUBLIC;
extern bool pdfioDictSetBinary(pdfio_dict_t *dict, const char *key, const unsigned char *value, size_t valuelen) PDFIO_PUBLIC;
extern bool pdfioDictSetBoolean(pdfio_dict_t *dict, const char *key, bool value) PDFIO_PUBLIC;
extern bool pdfioDictSetDate(pdfio_dict_t *dict, const char *key, time_t value) PDFIO_PUBLIC;
extern bool pdfioDictSetDict(pdfio_dict_t *dict, const char *key, pdfio_dict_t *value) PDFIO_PUBLIC;
extern bool pdfioDictSetName(pdfio_dict_t *dict, const char *key, const char *value) PDFIO_PUBLIC;
extern bool pdfioDictSetNull(pdfio_dict_t *dict, const char *key) PDFIO_PUBLIC;