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t37w32font.t
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t37w32font.t
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#!perl -w
use strict;
use lib 't';
use Test::More tests => 32;
BEGIN { use_ok(Imager => ':all') }
++$|;
init_log("testout/t37w32font.log",1);
SKIP:
{
i_has_format('w32') or skip("no MS Windows", 31);
print "# has w32\n";
my $fontname=$ENV{'TTFONTTEST'} || 'Times New Roman Bold';
# i_init_fonts(); # unnecessary for Win32 font support
my $bgcolor=i_color_new(255,0,0,0);
my $overlay=Imager::ImgRaw::new(200,70,3);
my @bbox=Imager::i_wf_bbox($fontname, 50.0,'XMCLH');
print "#bbox: ($bbox[0], $bbox[1]) - ($bbox[2], $bbox[3])\n";
ok(Imager::i_wf_cp($fontname,$overlay,5,50,1,50.0,'XMCLH',1,1),
"i_wf_cp smoke test");
i_line($overlay,0,50,100,50,$bgcolor, 1);
open(FH,">testout/t37w32font.ppm") || die "cannot open testout/t37w32font.ppm\n";
binmode(FH);
my $io = Imager::io_new_fd(fileno(FH));
i_writeppm_wiol($overlay,$io);
close(FH);
$bgcolor=i_color_set($bgcolor,200,200,200,0);
my $backgr=Imager::ImgRaw::new(500,300,3);
ok(Imager::i_wf_text($fontname,$backgr,100,100,$bgcolor,100,'MAW.',1, 1),
"i_wf_text smoke test");
i_line($backgr,0, 100, 499, 100, NC(0, 0, 255), 1);
open(FH,">testout/t37w32font2.ppm") || die "cannot open testout/t37w32font2.ppm\n";
binmode(FH);
$io = Imager::io_new_fd(fileno(FH));
i_writeppm_wiol($backgr,$io);
close(FH);
my $img = Imager->new(xsize=>200, ysize=>200);
my $font = Imager::Font->new(face=>$fontname, size=>20);
ok($img->string('x'=>30, 'y'=>30, string=>"Imager", color=>NC(255, 0, 0),
font=>$font),
"string with win32 smoke test")
or print "# ",$img->errstr,"\n";
$img->write(file=>'testout/t37_oo.ppm') or print "not ";
my @bbox2 = $font->bounding_box(string=>'Imager');
is(@bbox2, 8, "got 8 values from bounding_box");
# this only applies while the Win32 driver returns 6 values
# at this point we don't return the advance width from the low level
# bounding box function, so the Imager::Font::BBox advance method should
# return end_offset, check it does
my $bbox = $font->bounding_box(string=>"some text");
ok($bbox, "got the bounding box object");
is($bbox->advance_width, $bbox->end_offset,
"check advance_width fallback correct");
SKIP:
{
$^O eq 'cygwin' and skip("Too hard to get correct directory for test font on cygwin", 11);
ok(Imager::i_wf_addfont("fontfiles/ExistenceTest.ttf"), "add test font")
or print "# ",Imager::_error_as_msg(),"\n";
my $namefont = Imager::Font->new(face=>"ExistenceTest");
ok($namefont, "create font based on added font");
# the test font is known to have a shorter advance width for that char
@bbox = $namefont->bounding_box(string=>"/", size=>100);
print "# / box: @bbox\n";
is(@bbox, 8, "should be 8 entries");
isnt($bbox[6], $bbox[2], "different advance width");
$bbox = $namefont->bounding_box(string=>"/", size=>100);
ok($bbox->pos_width != $bbox->advance_width, "OO check");
cmp_ok($bbox->right_bearing, '<', 0, "check right bearing");
cmp_ok($bbox->display_width, '>', $bbox->advance_width,
"check display width (roughly)");
my $im = Imager->new(xsize=>200, ysize=>200);
$im->string(font=>$namefont, text=>"/", x=>20, y=>100, color=>'white', size=>100);
$im->line(color=>'blue', x1=>20, y1=>0, x2=>20, y2=>199);
my $right = 20 + $bbox->advance_width;
$im->line(color=>'blue', x1=>$right, y1=>0, x2=>$right, y2=>199);
$im->write(file=>'testout/t37w32_slash.ppm');
# check with a char that fits inside the box
$bbox = $namefont->bounding_box(string=>"!", size=>100);
print "# pos width ", $bbox->pos_width, "\n";
print "# ! box: @$bbox\n";
is($bbox->pos_width, $bbox->advance_width,
"check backwards compatibility");
cmp_ok($bbox->left_bearing, '>', 0, "left bearing positive");
cmp_ok($bbox->right_bearing, '>', 0, "right bearing positive");
cmp_ok($bbox->display_width, '<', $bbox->advance_width,
"display smaller than advance");
}
SKIP:
{ print "# alignment tests\n";
my $font = Imager::Font->new(face=>"Arial");
ok($font, "loaded Arial OO")
or skip("could not load font:".Imager->errstr, 4);
my $im = Imager->new(xsize=>140, ysize=>150);
my %common =
(
font=>$font,
size=>40,
aa=>1,
);
$im->line(x1=>0, y1=>40, x2=>139, y2=>40, color=>'blue');
$im->line(x1=>0, y1=>90, x2=>139, y2=>90, color=>'blue');
$im->line(x1=>0, y1=>110, x2=>139, y2=>110, color=>'blue');
for my $args ([ x=>5, text=>"A", color=>"white" ],
[ x=>40, text=>"y", color=>"white" ],
[ x=>75, text=>"A", channel=>1 ],
[ x=>110, text=>"y", channel=>1 ]) {
ok($im->string(%common, @$args, 'y'=>40), "A no alignment");
ok($im->string(%common, @$args, 'y'=>90, align=>1), "A align=1");
ok($im->string(%common, @$args, 'y'=>110, align=>0), "A align=0");
}
ok($im->write(file=>'testout/t37align.ppm'), "save align image");
}
}