.\" -*- mode: troff; coding: utf-8 -*- .\" Automatically generated by Pod::Man 5.01 (Pod::Simple 3.43) .\" .\" Standard preamble: .\" ======================================================================== .de Sp \" Vertical space (when we can't use .PP) .if t .sp .5v .if n .sp .. .de Vb \" Begin verbatim text .ft CW .nf .ne \\$1 .. .de Ve \" End verbatim text .ft R .fi .. .\" \*(C` and \*(C' are quotes in nroff, nothing in troff, for use with C<>. .ie n \{\ . ds C` "" . ds C' "" 'br\} .el\{\ . ds C` . ds C' 'br\} .\" .\" Escape single quotes in literal strings from groff's Unicode transform. .ie \n(.g .ds Aq \(aq .el .ds Aq ' .\" .\" If the F register is >0, we'll generate index entries on stderr for .\" titles (.TH), headers (.SH), subsections (.SS), items (.Ip), and index .\" entries marked with X<> in POD. Of course, you'll have to process the .\" output yourself in some meaningful fashion. .\" .\" Avoid warning from groff about undefined register 'F'. .de IX .. .nr rF 0 .if \n(.g .if rF .nr rF 1 .if (\n(rF:(\n(.g==0)) \{\ . if \nF \{\ . de IX . tm Index:\\$1\t\\n%\t"\\$2" .. . if !\nF==2 \{\ . nr % 0 . nr F 2 . \} . \} .\} .rr rF .\" ======================================================================== .\" .IX Title "Image::LibRSVG 3pm" .TH Image::LibRSVG 3pm 2024-03-07 "perl v5.38.2" "User Contributed Perl Documentation" .\" For nroff, turn off justification. Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh .SH NAME Image::LibRSVG \- Perl extension for librsvg .SH SYNOPSIS .IX Header "SYNOPSIS" .Vb 1 \& use Image::LibRSVG; \& \& ## static Methods \& my $known_formats = Image::LibRSVG\->getKnownFormats(); \& my $formats = Image::LibRSVG\->getSupportedFormats(); \& my $isSupported = Image::LibRSVG\->isFormatSupported("tiff"); \& \& my $rsvg = new Image::LibRSVG(); \& \& $rsvg\->convert("my.svg", "my.png" ); \& $rsvg\->convertAtZoom("my.svg", "my.png", 1.5, 1.5 ); \& $rsvg\->convertAtMaxSize("my.svg", "my.png", 200, 300 ); \& $rsvg\->convertAtSize("my.svg", "my.png", 200, 300 ); \& $rsvg\->convertAtZoomWithMax("my.svg", "my.png", 1.5, 1.5, 200, 300 ); \& \& $formats = $rsvg\->getSupportedFormats(); \& $isSupported = $rsvg\->isFormatSupported("tiff"); \& \& $rsvg\->loadImage( "my.svg" ); \& \& open( SVGFILE, "< my.svg" ); \& local( $/ ) ; \& $rsvg\->loadImageFromString( ); \& close SVGFILE; \& \& $rsvg\->saveAs( "my.png" ); \& $rsvg\->saveAs( "my.jpg", "jpeg" ); \& \& $rsvg\->loadImage( "my.svg", 0, { zoom => [ 1.5, 1.5 ] } ); \& $rsvg\->saveAs( "zoomed.png" ); \& \& my $bitmap = $rsvg\->getImageBitmap(); .Ve .SH ABSTRACT .IX Header "ABSTRACT" .Vb 2 \& This module provides an Perl\-Interface towards the gnome\-lib \& librsvg\-2. .Ve .SH DESCRIPTION .IX Header "DESCRIPTION" This module provides an Perl-Interface towards the gnome-lib librsvg\-2 which is able to convert SVG(Scaleable Vector Graphics) into bitmapformats like (PNG,JPG,...). To which formats you can convert the svg-files depends on your gdk-pixbuf configuration. Still at least PNG and JPG should be available. .SS EXPORT .IX Subsection "EXPORT" None by default. .SS Methods .IX Subsection "Methods" \fIConstructor\fR .IX Subsection "Constructor" .IP \(bu 4 \&\fBnew()\fR .PP \fIstatic methods\fR .IX Subsection "static methods" .IP \(bu 4 \&\fBArrayRef\fR \fBgetKnownFormats()\fR .Sp returns all formats known to gdk-pixbuf .IP \(bu 4 \&\fBArrayRef\fR \fBgetSupportedFormats()\fR .Sp returns all formats you can store your svg image into .IP \(bu 4 \&\fBbool\fR isFormatSupported( String format ) .Sp returns true if you can store your image in this format else false .PP \fImember methods\fR .IX Subsection "member methods" .IP \(bu 4 \&\fBbool\fR loadImage( \fBString\fR svgfile[, \fBint\fR dpi=0, \fBHashRef\fR args] ) .Sp This is function provides a common call mechanism to for all functions below, the args-variable can hold the following values: .RS 4 .IP "Case 1( = loadFromFile ):" 4 .IX Item "Case 1( = loadFromFile ):" .Vb 1 \& undef .Ve .IP "Case 2( = loadFromFile ):" 4 .IX Item "Case 2( = loadFromFile ):" .Vb 1 \& empty hashref .Ve .IP "Case 3( = loadFromFileAtZoom )" 4 .IX Item "Case 3( = loadFromFileAtZoom )" .Vb 2 \& zoom\->[0] ... x_zoom \& zoom\->[1] ... y_zoom .Ve .IP "Case 4( = loadFromFileAtMaxSize ):" 4 .IX Item "Case 4( = loadFromFileAtMaxSize ):" .Vb 2 \& dimension\->[0] ... x\-size \& dimension\->[1] ... y\-size .Ve .IP "Case 5( = loadFromFileAtSize ):" 4 .IX Item "Case 5( = loadFromFileAtSize ):" .Vb 3 \& dimension\->[0] ... x\-size \& dimension\->[1] ... y\-size \& dimension\->[2] ... max\-size\-flag .Ve .IP "Case 6( = loadFromFileAtZoomWithMax ):" 4 .IX Item "Case 6( = loadFromFileAtZoomWithMax ):" .Vb 4 \& zoom\->[0] ........ x_zoom \& zoom\->[1] ........ y_zoom \& dimension\->[0] ... x\-size \& dimension\->[1] ... y\-size .Ve .RE .RS 4 .RE .IP \(bu 4 \&\fBbool\fR loadImageFromString( \fBString\fR svgfile[, \fBint\fR dpi=0, \fBHashRef\fR args] ) .Sp Loads the image from an String containing a plain SVG. For information about args see loadImage. .IP \(bu 4 \&\fBbool\fR loadFromFile(\fBString\fR svgfile,[\fBint\fR dpi=0]) .IP \(bu 4 \&\fBbool\fR loadFromFileAtZoom( \fBString\fR svgfile, \fBdouble\fR x_zoom, \fBdouble\fR y_zoom[, \fBint\fR dpi=0] ) .IP \(bu 4 \&\fBbool\fR loadFromFileAtMaxSize( \fBString\fR svgfile, \fBint\fR width, \fBint height\fR[, \fBint\fR dpi=0] ) .IP \(bu 4 \&\fBbool\fR loadFromFileAtSize( \fBString\fR svgfile, \fBint\fR width, \fBint\fR height[, \fBint\fR dpi=0] ) .IP \(bu 4 \&\fBbool\fR loadFromFileAtZoomWithMax( \fBString\fR svgfile, \fBdouble\fR x_zoom, \fBdouble\fR y_zoom, \fBint\fR width, \fBint\fR height[, \fBint\fR dpi=0] ) .IP \(bu 4 \&\fBbool\fR loadFromString(\fBString\fR svgfile,[\fBint\fR dpi=0]) .IP \(bu 4 \&\fBbool\fR loadFromStringAtZoom( \fBString\fR svgfile, \fBdouble\fR x_zoom, \fBdouble\fR y_zoom[, \fBint\fR dpi=0] ) .IP \(bu 4 \&\fBbool\fR loadFromStringAtMaxSize( \fBString\fR svgfile, \fBint\fR width, \fBint height\fR[, \fBint\fR dpi=0] ) .IP \(bu 4 \&\fBbool\fR loadFromStringAtSize( \fBString\fR svgfile, \fBint\fR width, \fBint\fR height[, \fBint\fR dpi=0] ) .IP \(bu 4 \&\fBbool\fR loadFromStringAtZoomWithMax( \fBString\fR svgfile, \fBdouble\fR x_zoom, \fBdouble\fR y_zoom, \fBint\fR width, \fBint\fR height[, \fBint\fR dpi=0] ) .IP \(bu 4 \&\fBbool\fR convert( \fBString\fR svgfile, \fBString\fR bitmapfile[, \fBint\fR dpi=0, \fBString\fR format="png", \fBint\fR quality=100] ) .IP \(bu 4 \&\fBbool\fR convertAtZoom( \fBString\fR svgfile, \fBString\fR bitmapfile, \fBdouble\fR x_zoom, \fBdouble\fR y_zoom[, \fBint\fR dpi=0, \fBString\fR format="png", \fBint\fR quality=100] ) .IP \(bu 4 \&\fBbool\fR convertAtMaxSize( \fBString\fR svgfile, \fBString\fR bitmapfile, \fBint\fR width, \fBint\fR height[, \fBint\fR dpi=0, \fBString\fR format="png", \fBint\fR quality=100] ) .IP \(bu 4 \&\fBbool\fR convertAtSize( \fBString\fR svgfile, \fBString\fR bitmapfile, \fBint\fR width, \fBint\fR height[, \fBint\fR dpi=0, \fBString\fR format="png", \fBint\fR quality=100] ) .IP \(bu 4 \&\fBbool\fR convertAtZoomWithMax( \fBString\fR svgfile, \fBString\fR bitmapfile, \fBdouble\fR x_zoom, \fBdouble\fR y_zoom, \fBint\fR width, \fBint\fR height[, \fBint\fR dpi=0, \fBString\fR format="png", \fBint\fR quality=100] ) .IP \(bu 4 \&\fBbool\fR saveAs( \fBString\fR filename, [ \fBString\fR type, \fBString\fR quality ] ) .Sp Saves the image to a file .IP \(bu 4 \&\fBSV\fR getBitmap( [ \fBString\fR type, \fBString\fR quality ] ) .Sp Saves the image to a scalar which can be passed on to other applications. This only return a useful value if you have compiled it with a gdk-pixbuf greater than or equal to 2.4 .SH "SEE ALSO" .IX Header "SEE ALSO" http://librsvg.sf.net .SH AUTHOR .IX Header "AUTHOR" Tom Schindl, .SH "COPYRIGHT AND LICENSE" .IX Header "COPYRIGHT AND LICENSE" Copyright 2004 by Tom Schindl and bestsolution Systemhaus GmbH .PP This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.