HANJE / App-Codit-0.19 / lib / App / Codit / Plugins / Colors.pm 

            

              
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package App::Codit::Plugins::Colors;
=head1 NAME
App::Codit::Plugins::Colors - plugin for App::Codit
=cut
use strict;
use warnings;
use vars qw( $VERSION );
$VERSION = '0.19';
require Tk::ColorPicker;
use Tie::Watch;
use base qw( Tk::AppWindow::BaseClasses::PluginJobs );
=head1 DESCRIPTION
Easily select and insert colors.
=head1 DETAILS
The Colors plugin lets you choose a color and insert it's hex value into your document.
You can select a color in RGB, CMY and HSV space. Whenever you select a color it is added to the Recent tab.
It allows you to specify color depths 4, 8, 12 and 16 bits per color.
You can pick a color from any place on the screen with the pick button. This does not work on Windows.
=cut
sub new {
        my $class = shift;
        my $self = $class->SUPER::new(@_);
        return undef unless defined $self;
         
        my $page = $self->ToolRightPageAdd('Colors', 'fill-color', undef, 'Select and insert colors', 350);
         
        my @padding = (-padx => 3, -pady => 3);
        my $eframe = $page->Frame->pack(-fill => 'x');
        my $fframe = $eframe->Frame->pack(-side => 'left');
        my $picker;
        my $color = '';
        my $entry = $fframe->Entry(
                -textvariable => \$color,
        )->pack(@padding, -fill => 'x');
        $entry->bind('<Key>', [$self, 'updateEntry']);
        $self->{ENTRY} = $entry;
        my $bframe = $fframe->Frame->pack(-fill => 'x');
        $bframe->Button(
                -text => 'Insert',
                -command => sub {
                        if ($picker->validate($color)) {
                                $self->cmdExecute('edit_insert', 'insert', $color);
                                $picker->historyAdd($picker->getHEX);
                                $picker->historyUpdate;
                        }
                },
        )->pack(@padding, -side => 'left', -expand => 1, -fill => 'x');
        $bframe->Button(
                -text => 'Copy',
                -command => sub {
                        if ($picker->validate($color)) {
                                $self->clipboardClear;
                                $self->clipboardAppend($color);
                                $picker->historyAdd($picker->getHEX);
                                $picker->historyUpdate;
                        }
                },
        )->pack(@padding, -side => 'left', -expand => 1, -fill => 'x');
        my $indicator = $eframe->Label(
                -width => 4,
                -relief => 'sunken',
                -borderwidth => 2,
        )->pack(@padding, -side => 'left', -expand => 1, -fill => 'both');
        $self->{INDICATOR} = $indicator;
        $picker = $page->ColorPicker(
                -depthselect => 1,
                -notationselect => 1,
                -historyfile => $self->extGet('ConfigFolder')->ConfigFolder . '/color_history',
                -updatecall => ['updatePicker', $self],
        )->pack(-padx => 2, -pady => 2, -expand => 1, -fill => 'both');
        $self->{PICKER} = $picker;
        $self->jobStart('selection_check', 'SelectionCheck', $self);
        return $self;
}
sub _ent {
        my ($self, $value) = @_;
        my $entry = $self->{ENTRY};
        if (defined $value) {
                $entry->delete('0', 'end');
                $entry->insert('end', $value);
        }
        return $entry
}
sub _ind {
        my ($self, $value) = @_;
        $self->{INDICATOR}->configure(-background => $self->_pick->convert($value)) if defined $value;
        return $self->{INDICATOR}
}
sub _pick {
        my ($self, $value) = @_;
        $self->{PICKER}->put($value) if defined $value;
        return $self->{PICKER}
}
sub SelectionCheck {
        my $self = shift;
        my @sel = $self->cmdExecute('doc_get_sel');
        my $pick = $self->_pick;
        if (@sel) {
                my $text = $self->cmdExecute('doc_get_text', @sel);
                chomp($text);
                if ($self->_pick->validate($text)) {
                        $pick->put($text);
                        $self->_ent($pick->notationCurrent);
                        $self->updateEntry;
                }
        }
}
sub Unload {
        my $self = shift;
#       $self->extGet('ToolPanel')->deletePage('Colors');
        $self->ToolRightPageRemove('Colors');
        return $self->SUPER::Unload
}
sub updateEntry {
        my ($self, $value) = @_;
        $value = $self->_ent->get unless defined $value;
        my $pick = $self->_pick;
        if ($self->_pick->validate($value)) {
                $self->_ind($pick->getHEX);
                $self->_ent->configure(-foreground => $self->configGet('-foreground'));
                $self->_pick($value);
        } else {
                $self->_ind($self->configGet('-background'));
                $self->_ent->configure(-foreground => $self->configGet('-errorcolor'));
        }
}
sub updatePicker {
        my ($self, $value) = @_;
        $self->_ent($value);
        $self->_ind($self->_pick->getHEX);
}
=head1 LICENSE
Same as Perl.
=head1 AUTHOR
Hans Jeuken (hanje at cpan dot org)
=head1 TODO
=over 4
=back
=head1 BUGS AND CAVEATS
If you find any bugs, please report them here L<https://github.com/haje61/App-Codit/issues>.
=head1 SEE ALSO
=over 4
=back
=cut
1;