Text-Layout-0.045/ 0000755 0004000 0004000 00000000000 15034015210 011506 5 ustar jv jv Text-Layout-0.045/tests/ 0000755 0004000 0004000 00000000000 15034015210 012650 5 ustar jv jv Text-Layout-0.045/tests/tl_c_02.pl 0000644 0004000 0004000 00000011712 15034015206 014436 0 ustar jv jv #!/usr/bin/perl
use strict;
use warnings;
use utf8;
use lib "../lib";
use PDF::API2;
use Text::Layout;
use Text::Layout::FontConfig;
use HarfBuzz::Shaper 0.026;
# Create document and graphics environment.
my $pdf = PDF::API2->new();
$pdf->mediabox( 595, 842 ); # A4
# Set up page and get the text context.
my $page = $pdf->page;
my $text = $page->text;
my $gfx = $page->gfx;
# Create a layout instance.
my $layout = Text::Layout->new($pdf);
my $PANGO_SCALE;
sub main {
# Select a font.
my $font = Text::Layout::FontConfig->from_string("Sans 44");
$layout->set_font_description($font);
# Start...
my $x = 0;
my $y = 700;
# Text to render.
$layout->set_markup( q{ Áhe quick brown fox } );
# Left align text.
$layout->set_width( 595 * $PANGO_SCALE );
$layout->set_alignment("left");
# Render it.
showlayout( $x, $y );
$y -= 100;
# Right align text.
$layout->set_width( 595 * $PANGO_SCALE );
$layout->set_alignment("right");
# Render it.
showlayout( $x, $y );
$y -= 100;
$text->font( $font->{font}, 44);
$text->translate( $x, $y-50 );
my $txt_nomarkup = q{Áhe quick brown fox};
my $dx = $text->text($txt_nomarkup);
if ( $font->{font}->can("extents") ) {
my $e = $font->{font}->extents( $txt_nomarkup, 44 );
printf( "EXT: %.2f %.2f %.2f %.2f\n", @$e{qw( x y width height )} );
$gfx->save;
$gfx->translate( $x, $y-50 );
# PDF::API2 text is baseline oriented, so are the extents.
# So we can draw the BB at the same origin as the text.
$gfx->rect( $e->{x}, $e->{y}, $e->{width}, $e->{height} );
$gfx->linewidth(0.5);
$gfx->strokecolor("cyan");
$gfx->stroke;
$gfx->restore;
}
# Draw baseline.
$gfx->save;
$gfx->translate( $x, $y-50 );
$gfx->move( 0, 0 );
$gfx->line( $dx, 0 );
$gfx->linewidth(0.5);
$gfx->strokecolor("magenta");
$gfx->stroke;
$gfx->restore;
$y -= 100;
# Text to render.
# $layout->set_markup( q{Áhe quick brown fox} );
# Right align text.
$layout->set_width( 595 * $PANGO_SCALE );
$layout->set_alignment("center");
# Render it.
showlayout( $x, $y );
$y -= 100;
# This will only work properly with the HarfBuzz driver.
$font = Text::Layout::FontConfig->from_string("Deva 60");
$layout->set_font_description($font);
$layout->set_width( 595 * $PANGO_SCALE );
# Nepali is LTR.
$layout->set_alignment("left");
# This text consists of 6 characters but will render 4 glyphs.
my $phrase =
"\N{DEVANAGARI LETTER TA}".
"\N{DEVANAGARI LETTER MA}".
"\N{DEVANAGARI VOWEL SIGN AA}".
"\N{DEVANAGARI LETTER NGA}".
"\N{DEVANAGARI SIGN VIRAMA}".
"\N{DEVANAGARI LETTER GA}".
qq{ this should look like THIS};
$layout->set_markup($phrase);
showlayout( $x, $y );
# Ship out.
$pdf->saveas("tl_c_02.pdf");
}
################ Subroutines ################
sub showlayout {
my ( $x, $y ) = @_;
$layout->show( $x, $y, $text);
$layout->showbb($gfx);
}
sub setup_fonts {
$^O =~ /mswin/i ? setup_fonts_windows() : setup_fonts_linux();
}
sub setup_fonts_linux {
# Register all corefonts. Useful for fallback.
# Not required, skip if you have your own fonts.
my $fd = Text::Layout::FontConfig->new;
# $fd->register_corefonts;
# Add font dir and register fonts.
$fd->add_fontdirs( ".", $ENV{HOME}."/.fonts", "/usr/share/fonts/" );
# Add a Sans family.
$fd->register_font( "DejaVuSans.ttf", "Sans" );
$fd->register_font( "DejaVuSans-Bold.ttf", "Sans", "Bold" );
$fd->register_font( "DejaVuSans-Oblique.ttf", "Sans", "Italic" );
$fd->register_font( "DejaVuSans-BoldOblique.ttf", "Sans", "BoldItalic" );
# Add Devanagari. Requires shaping.
# Note that Nepali is a LTR language.
$fd->register_font( "Lohit-Devanagari.ttf",
"Deva", "", "",
{ shaping => 1,
language => 'nepali'
} );
}
sub setup_fonts_windows {
# Register all corefonts. Useful for fallback.
# Not required, skip if you have your own fonts.
my $fd = Text::Layout::FontConfig->new;
# $fd->register_corefonts;
# Add font dir and register fonts.
$fd->add_fontdirs( ".", "C:\\Windows\\Fonts" );
$fd->register_font( "arial.ttf", "sans", "" );
$fd->register_font( "arialbd.ttf", "sans", "bold" );
$fd->register_font( "ariali.ttf", "sans", "italic" );
$fd->register_font( "arialbi.ttf", "sans", "bolditalic" );
# Add Devanagari. Requires shaping.
# Note that Nepali is a LTR language.
$fd->register_font( "Lohit-Devanagari.ttf",
"Deva", "", "",
{ shaping => 1,
language => 'nepali'
} );
}
################ Main entry point ################
# Setup the fonts.
setup_fonts();
if ( @ARGV ) {
# For compliancy, use Pango units;
$PANGO_SCALE = $layout->set_pango_mode("on");
}
else {
$PANGO_SCALE = 1;
}
main();
Text-Layout-0.045/tests/strikes.pl 0000644 0004000 0004000 00000002432 15034015206 014677 0 ustar jv jv #!/usr/bin/perl
use strict;
use warnings;
use utf8;
my $verbose = 1;
use PDF::API2;
my $pdf = PDF::API2->new;
$pdf->default_page_size("a4");
my $page = $pdf->page;
my $text = $page->text;
#my $font = $pdf->corefont('Times-Roman');
my $font = $pdf->ttfont( $ENV{HOME} . '/.fonts/DejaVuSerif.ttf');
$text->font( $font, 40 );
$text->translate(50,500);
$text->text("the quick brown fox _ ", -underline => ["auto","auto"] );
$text->text("jumps", -underline => ["auto","auto"] );
use lib 'lib';
use Text::Layout;
warn("Text::Layout version ", $Text::Layout::VERSION, "\n");
my $layout = Text::Layout->new($pdf);
# Select a font.
$font = Text::Layout::FontConfig->from_string("DejaVuSerif 40");
$layout->set_font_description($font);
#$font->set_shaping;
$layout->set_markup( qq{the quick brown fox _ jumps} );
$layout->render( 50, 350, $text );
$font->{underline_thickness} = 45;
$font->{underline_position} = -140;
$font->{strikeline_position} = 320;
$font->{overline_position} = 600;
$layout->set_markup( qq{the quick brown fox _ jumps} );
$layout->render( 50, 250, $text );
$pdf->save("strikes.pdf");
Text-Layout-0.045/tests/pango01.pl 0000644 0004000 0004000 00000004203 15034015206 014456 0 ustar jv jv #!/usr/bin/perl
# This example created a PDF document using pure Pango. This is
# intended to be a reference for the documents created by the
# tl_p_01.pl test programs.
use strict;
use warnings;
use utf8;
use Pango;
use Cairo;
require "./pango00.pl"; # subs
# Create document and graphics environment.
my $surface = Cairo::PdfSurface->create( 'pango01.pdf', 595, 842 ); # A4
my $cr = Cairo::Context->create($surface);
my $layout = Pango::Cairo::create_layout($cr);
# Scale from Cairo (PDF) units to Pango.
my $PANGO_SCALE = Pango->scale;
# Scale from Cairo (PDF) font size to Pango.
my $PANGO_FONT_SCALE = 0.75 * $PANGO_SCALE;
# Font sizes used, scaled.
my $realfontsize = 60;
my $fontsize = $realfontsize * $PANGO_FONT_SCALE;
my $tinysize = 20 * $PANGO_FONT_SCALE;
# Select a font.
my $font = Pango::FontDescription->from_string('freeserif 12');
$font->set_size($fontsize);
$layout->set_font_description($font);
# Start...
my $x = 0;
my $y = 842-500; # Cairo goes down
# Text to render.
my $txt = qq{ Áhe quick }.
# $tinysize = 15360 for a 20pt font.
qq{brown }.
# rise is in 1/1024 units.
qq{fox}.
# 10240/1024 units = 10pt.
qq{x}.
# size=45pt for a 60pt font.
qq{x };
my $txt_nomarkup = "Áhe quick brown fox ";
$layout->set_markup($txt);
# Left align text.
$layout->set_width( 595 * $PANGO_SCALE );
$layout->set_alignment("left");
# Render it.
showlayout( $cr, $layout, $x, $y );
$y += 100;
# Right align text.
$layout->set_width( 595 * $PANGO_SCALE );
$layout->set_alignment("right");
# Render it.
showlayout( $cr, $layout, $x, $y );
$y += 100;
# Plain Cairo, no Pango.
$cr->select_font_face( "freeserif", "normal", "normal" );
$cr->set_font_size($realfontsize);
$cr->move_to( $x, $y+50 );
$cr->show_text($txt_nomarkup);
$y += 100;
# Right align text.
$layout->set_width( 595 * $PANGO_SCALE );
$layout->set_alignment("center");
# Render it.
showlayout( $cr, $layout, $x, $y );
# Ship out.
$cr->show_page;
Text-Layout-0.045/tests/tl_p_02.pl 0000644 0004000 0004000 00000010633 15034015206 014454 0 ustar jv jv #!/usr/bin/perl
use strict;
use warnings;
use utf8;
use PDF::API2;
use lib "../lib";
use Text::Layout;
use Text::Layout::FontConfig;
eval { require HarfBuzz::Shaper }
or warn("HarfBuzz::Shaper not found. Expect incorrect results!\n");
# Create document and graphics environment.
my $pdf = PDF::API2->new();
$pdf->mediabox( 595, 842 ); # A4
# Set up page and get the text context.
my $page = $pdf->page;
my $text = $page->text;
my $gfx = $page->gfx;
# Create a layout instance.
my $layout = Text::Layout->new($pdf);
my $PANGO_SCALE = $layout->set_pango_mode("on");
# Setup the fonts.
setup_fonts();
# Select a font.
my $font = Text::Layout::FontConfig->from_string("Sans 33");
$layout->set_font_description($font);
# Start...
my $x = 0;
my $y = 700;
# Text to render.
$layout->set_markup( q{ Áhe quick brown fox } );
# Left align text.
$layout->set_width( 595 * $PANGO_SCALE );
$layout->set_alignment("left");
# Render it.
showlayout( $x, $y );
$y -= 100;
# Right align text.
$layout->set_width( 595 * $PANGO_SCALE );
$layout->set_alignment("right");
# Render it.
showlayout( $x, $y );
$y -= 100;
$text->font( $font->{font}, 44 );
$text->translate( $x, $y-50 );
my $txt_nomarkup = q{Áhe quick brown fox};
my $dx = $text->text($txt_nomarkup);
if ( $font->{font}->can("extents") ) {
my $e = $font->{font}->extents( $txt_nomarkup, 44 );
printf( "EXT: %.2f %.2f %.2f %.2f\n", @$e{qw( x y width height )} );
$gfx->save;
$gfx->translate( $x, $y-50 );
# PDF::API2 text is baseline oriented, so are the extents.
# So we can draw the BB at the same origin as the text.
$gfx->rect( $e->{x}, $e->{y}, $e->{width}, $e->{height} );
$gfx->linewidth(0.5);
$gfx->strokecolor("cyan");
$gfx->stroke;
$gfx->restore;
}
# Draw baseline.
$gfx->save;
$gfx->translate( $x, $y-50 );
$gfx->move( 0, 0 );
$gfx->line( $dx, 0 );
$gfx->linewidth(0.5);
$gfx->strokecolor("magenta");
$gfx->stroke;
$gfx->restore;
$y -= 100;
# Right align text.
$layout->set_width( 595 * $PANGO_SCALE );
$layout->set_alignment("center");
# Render it.
showlayout( $x, $y );
$y -= 100;
# This will only work properly with the HarfBuzz driver.
$font = Text::Layout::FontConfig->from_string("Deva 45");
$layout->set_font_description($font);
$layout->set_width( 595 * $PANGO_SCALE );
# Nepali is LTR.
$layout->set_alignment("left");
# This text consists of 6 characters but will render 4 glyphs.
my $phrase =
"\N{DEVANAGARI LETTER TA}".
"\N{DEVANAGARI LETTER MA}".
"\N{DEVANAGARI VOWEL SIGN AA}".
"\N{DEVANAGARI LETTER NGA}".
"\N{DEVANAGARI SIGN VIRAMA}".
"\N{DEVANAGARI LETTER GA}".
qq{ this should look like THIS};
$layout->set_markup($phrase);
showlayout( $x, $y );
# Ship out.
$pdf->saveas("tl_p_02.pdf");
################ Subroutines ################
sub showlayout {
my ( $x, $y ) = @_;
$layout->show( $x, $y, $text);
$layout->showbb($gfx);
}
sub setup_fonts {
# Register all corefonts. Useful for fallback.
# Not required, skip if you have your own fonts.
my $fd = Text::Layout::FontConfig->new;
# $fd->register_corefonts;
# Add font dir and register fonts.
$fd->add_fontdirs( $ENV{HOME}."/.fonts", "/usr/share/fonts/" );
$fd->register_font( "ITCGaramond-Light.ttf", "Garamond" );
$fd->register_font( "ITCGaramond-Bold.ttf", "Garamond", "Bold" );
$fd->register_font( "ITCGaramond-LightItalic.ttf", "Garamond", "Italic" );
$fd->register_font( "ITCGaramond-BoldItalic.ttf", "Garamond", "BoldItalic" );
# Make Serif alias for Garamond.
$fd->register_aliases( "Garamond", "Serif" );
# Add a Sans family.
$fd->register_font( "DejaVuSans.ttf", "Sans" );
$fd->register_font( "DejaVuSans-Bold.ttf", "Sans", "Bold" );
$fd->register_font( "DejaVuSans-Oblique.ttf", "Sans", "Italic" );
$fd->register_font( "DejaVuSans-BoldOblique.ttf", "Sans", "BoldItalic" );
# Add Devanagari. Requires shaping.
# Note that Nepali is a LTR language.
$fd->register_font( "lohit-devanagari/Lohit-Devanagari.ttf",
"Deva", "", "",
{ shaping => 1,
language => 'nepali'
} );
my $o = { interline => 1 };
$fd->register_font( "Helvetica", "Sanss", "", "", $o );
$fd->register_font( "HelveticaOblique", "Sanss", "Italic", "", $o );
$fd->register_font( "HelveticaBold", "Sanss", "Bold", "", $o );
}
Text-Layout-0.045/tests/tl_p_03.pl 0000644 0004000 0004000 00000005603 15034015206 014456 0 ustar jv jv #!/usr/bin/perl
use strict;
use warnings;
use utf8;
use PDF::API2;
use lib "../lib";
use Text::Layout;
use Text::Layout::FontConfig;
eval { require HarfBuzz::Shaper }
or warn("HarfBuzz::Shaper not found. Expect incorrect results!\n");
# Create document and graphics environment.
my $pdf = PDF::API2->new();
$pdf->mediabox( 595, 842 ); # A4
# Set up page and get the text context.
my $page = $pdf->page;
my $text = $page->text;
# Create a layout instance.
my $layout = Text::Layout->new($pdf);
my $PANGO_SCALE = $layout->set_pango_mode(1);
# Select a font.
setup_fonts();
my $font = Text::Layout::FontConfig->from_string("Amiri 45");
$layout->set_font_description($font);
# Start...
my $x = 0;
my $y = 700;
# Left align text.
$layout->set_width( 595 * $PANGO_SCALE );
$layout->set_alignment("left");
# Arabic is RTL, so it comes out as right aligned.
$layout->set_markup( q{برنامج أهلا بالعالم} );
showlayout( $x, $y );
# Typeset in three parts. Note that parts 1 and 3 will be ltr,
# and part 2 will be rtl.
# Note, however, that this currently relies on the native
# harfbuzz library to correctly determine ('guess') the
# characteristics of the text.
$y -= 100;
$layout->set_markup("abc");
$x += showlayout( $x, $y );
$layout->set_markup( q{برنامج أهلا بالعالم} );
# Arabic is RTL, restrict to actual width to prevent unwanted alignment.
$layout->set_width( ($layout->get_size)[0] / $PANGO_SCALE );
$x += showlayout( $x, $y );
$layout->set_markup("xyz");
showlayout( $x, $y );
# Typeset as one string, using .
$x = 0;
$y -= 100;
$font = Text::Layout::FontConfig->from_string("Sans 45");
$layout->set_font_description($font);
$layout->set_markup( "abc".
"".q{برنامج أهلا بالعالم}."".
"def" );
showlayout( $x, $y );
# Ship out.
$pdf->saveas("tl_p_03.pdf");
################ Subroutines ################
my $gfx;
sub showlayout {
my ( $x, $y ) = @_;
$layout->show( $x, $y, $text);
my $dx = ($layout->get_size)[0] / $PANGO_SCALE;
$gfx //= $page->gfx;
$layout->showbb($gfx);
return $dx;
}
sub setup_fonts {
my $fd = Text::Layout::FontConfig->new;
# Add font dir and register fonts.
$fd->add_fontdirs( $ENV{HOME}."/.fonts", "/usr/share/fonts/" );
# Add a Sans family.
$fd->register_font( "FreeSans.ttf", "Sans" );
$fd->register_font( "FreeSansBold.ttf", "Sans", "Bold" );
$fd->register_font( "FreeSansOblique.ttf", "Sans", "Italic" );
$fd->register_font( "FreeSansBoldOblique.ttf", "Sans", "BoldItalic" );
# Add Devanagari (Indian). Requires shaping.
$fd->register_font( "lohit-devanagari/Lohit-Devanagari.ttf",
"Deva", "", "", { shaping => 1 } );
# Add Amiri (Arabic). Requires shaping.
$fd->register_font( "amiri/amiri-regular.ttf",
"Amiri", "", "",
{ shaping => 1,
nosubset => 1,
} );
}
Text-Layout-0.045/tests/ab.jpg 0000644 0004000 0004000 00000005773 14507251316 013765 0 ustar jv jv JFIF Created with The GIMPICC_PROFILE lcms@ mntrRGB XYZ
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