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|
#!/usr/bin/perl
use v5.14;
use warnings;
use Test::More;
use Tickit::Test;
use Tickit::RenderBuffer;
use Tickit::Pen;
use Tickit::Rect;
my $term = mk_term;
my $rb = Tickit::RenderBuffer->new(
lines => 10,
cols => 20,
);
my $pen = Tickit::Pen->new;
# position
{
$rb->goto( 2, 2 );
{
$rb->save;
$rb->goto( 4, 4 );
is( $rb->line, 4, '$rb->line before restore' );
is( $rb->col, 4, '$rb->col before restore' );
$rb->restore;
}
is( $rb->line, 2, '$rb->line after restore' );
is( $rb->col, 2, '$rb->col after restore' );
$rb->text( "some text", $pen );
$rb->flush_to_term( $term );
is_termlog( [ GOTO(2,2), SETPEN(), PRINT("some text") ],
'Stack saves/restores virtual cursor position' );
}
# clipping
{
$rb->text_at( 0, 0, "0000000000", $pen );
{
$rb->save;
$rb->clip( Tickit::Rect->new( top => 0, left => 2, lines => 10, cols => 16 ) );
$rb->text_at( 1, 0, "1111111111", $pen );
$rb->restore;
}
$rb->text_at( 2, 0, "2222222222", $pen );
$rb->flush_to_term( $term );
is_termlog( [ GOTO(0,0), SETPEN(), PRINT("0000000000"),
GOTO(1,2), SETPEN(), PRINT("11111111"),
GOTO(2,0), SETPEN(), PRINT("2222222222") ],
'Stack saves/restores clipping region' );
}
# pen
{
$rb->save;
{
$rb->goto( 3, 0 );
$rb->setpen( Tickit::Pen->new( bg => 1 ) );
$rb->text( "123" );
{
$rb->savepen;
$rb->setpen( Tickit::Pen->new( fg => 4 ) );
$rb->text( "456" );
$rb->setpen( Tickit::Pen->new( bg => -1 ) );
$rb->text( "789" );
$rb->restore;
}
$rb->text( "ABC" );
}
$rb->restore;
$rb->flush_to_term( $term );
is_termlog( [ GOTO(3,0),
SETPEN(bg=>1), PRINT("123"),
SETPEN(bg=>1,fg=>4), PRINT("456"),
SETPEN(), PRINT("789"),
SETPEN(bg=>1), PRINT("ABC") ],
'Stack saves/restores render pen' );
$rb->save;
{
$rb->goto( 4, 0 );
$rb->setpen( Tickit::Pen->new( rv => 1 ) );
$rb->text( "123" );
{
$rb->savepen;
$rb->setpen( Tickit::Pen->new( rv => 0 ) );
$rb->text( "456" );
$rb->restore;
}
$rb->text( "789" );
}
$rb->restore;
$rb->flush_to_term( $term );
is_termlog( [ GOTO(4,0),
SETPEN(rv=>1), PRINT("123"),
SETPEN(), PRINT("456"),
SETPEN(rv=>1), PRINT("789") ],
'Stack saves/restores allows zeroing pen attributes' );
}
# translation
{
$rb->text_at( 0, 0, "A", $pen );
$rb->save;
{
$rb->translate( 2, 2 );
$rb->text_at( 1, 1, "B", $pen );
}
$rb->restore;
$rb->text_at( 2, 2, "C", $pen );
$rb->flush_to_term( $term );
is_termlog( [ GOTO(0,0), SETPEN(), PRINT("A"),
GOTO(2,2), SETPEN(), PRINT("C"),
GOTO(3,3), SETPEN(), PRINT("B") ],
'Stack saves/restores translation offset' );
}
done_testing;
|
