1 |
=head1 NAME |
2 |
|
3 |
Crossfire::MapWidget - Gtk2 widget displaying cf maps |
4 |
|
5 |
=head1 SYNOPSIS |
6 |
|
7 |
use Crossfire::MapWidget; |
8 |
|
9 |
=head1 DESCRIPTION |
10 |
|
11 |
=head2 METHODS |
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|
13 |
=over 4 |
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|
15 |
=cut |
16 |
|
17 |
package Crossfire::MapWidget; |
18 |
|
19 |
use strict; |
20 |
|
21 |
use Gtk2; |
22 |
|
23 |
use Crossfire; |
24 |
use Crossfire::Tilecache; |
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|
26 |
use Glib::Object::Subclass |
27 |
'Gtk2::DrawingArea'; |
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|
29 |
use List::Util qw(min max); |
30 |
|
31 |
sub INIT_INSTANCE { |
32 |
my ($self) = @_; |
33 |
|
34 |
$self->signal_connect (destroy => sub { |
35 |
my ($self) = @_; |
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|
37 |
$self->{tip}->destroy if $self->{tip}; |
38 |
|
39 |
%$self = (); |
40 |
|
41 |
0 |
42 |
}); |
43 |
$self->signal_connect (realize => sub { |
44 |
my ($self) = @_; |
45 |
|
46 |
$self->{window} = $self->window; |
47 |
|
48 |
1 |
49 |
}); |
50 |
|
51 |
$self->set_redraw_on_allocate (0); |
52 |
$self->double_buffered (0); |
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|
54 |
$self->{tooltip} = -1; # need focus in first |
55 |
|
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# reduces unnecessary redraws |
57 |
$self->signal_connect (focus_in_event => sub { $self->enable_tooltip; 1 }); |
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$self->signal_connect (focus_out_event => sub { $self->disable_tooltip; 1 }); |
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|
60 |
$self->signal_connect_after (enter_notify_event => sub { $self->update_tooltip; 0 }); |
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$self->signal_connect_after (leave_notify_event => sub { $self->update_tooltip; 0 }); |
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|
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$self->signal_connect (size_request => sub { |
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$_[1]->width (TILESIZE); |
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$_[1]->height (TILESIZE); |
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|
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1 |
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}); |
69 |
|
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$self->signal_connect (expose_event => sub { $self->expose ($_[1]); 1 }); |
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|
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$self->signal_connect_after (configure_event => sub { |
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$self->set_viewport ($self->{x}, $self->{y}); |
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|
75 |
0 |
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}); |
77 |
|
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$self->signal_connect (button_press_event => sub { |
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my ($self, $event) = @_; |
80 |
|
81 |
my ($x, $y) = ($event->x, $event->y); |
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|
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if ($_[1]->button == 2 && !$self->{in_drag}) { |
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$self->disable_tooltip; |
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|
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$_[0]->grab_focus; |
87 |
$self->{in_drag} = [$self->{x}, $self->{y}, $x, $y]; |
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return 1; |
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} |
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|
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0 |
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}); |
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|
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$self->signal_connect (motion_notify_event => sub { |
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my ($self) = @_; |
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|
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$self->update_tooltip; |
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|
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if (my $di = $self->{in_drag}) { |
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my ($x, $y) = $self->get_pointer; |
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|
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$self->set_viewport ( |
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$di->[0] + $di->[2] - $x, |
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$di->[1] + $di->[3] - $y, |
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); |
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|
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return 1; |
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} |
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|
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0 |
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}); |
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|
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$self->signal_connect (button_release_event => sub { |
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my ($self) = @_; |
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|
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$self->enable_tooltip |
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if delete $self->{in_drag}; |
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|
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0 |
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}); |
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|
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# gtk+ supports no motion compression, a major lacking feature. we have to pay for the |
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# workaround with incorrect behaviour and extra server-turnarounds. |
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$self->add_events ([qw(button_press_mask button_release_mask button-motion-mask |
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pointer-motion-mask pointer-motion-hint-mask |
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enter-notify-mask leave-notify-mask)]); |
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$self->can_focus (1); |
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|
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# $self->signal_connect (key_press_event => sub { $self->handle_key ($_[1]->keyval, $_[1]->state) }); |
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} |
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|
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sub enable_tooltip { |
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my ($self) = @_; |
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|
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$self->{tooltip}++; |
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$self->update_tooltip; |
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} |
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|
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sub disable_tooltip { |
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my ($self) = @_; |
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|
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$self->{tooltip}--; |
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$self->update_tooltip; |
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} |
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|
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sub overlay { |
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my ($self, $name, $x, $y, $w, $h, $cb) = @_; |
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|
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if (my $ov = delete $self->{overlay}{$name}) { |
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my ($x, $y, $w, $h) = @$ov; |
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|
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$self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h); |
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} |
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|
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if ($h) { |
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$self->{overlay}{$name} = [$x, $y, $w, $h, $cb]; |
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|
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$self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h); |
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} |
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} |
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|
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sub update_tooltip { |
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my ($self) = @_; |
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|
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if ($self->{tooltip} >= 0 |
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&& $self->mapped |
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&& $self->get_toplevel->has_toplevel_focus) { |
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my $screen = $self->{window}->get_screen; |
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|
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if ($self->{window} == ($screen->get_display->get_window_at_pointer)[0]) { |
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my ($pscreen, $x, $y) = $screen->get_display->get_pointer; |
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|
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if ($pscreen == $screen) { |
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if (!$self->{tip}) { |
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$self->{tip} = new Gtk2::Window "popup"; |
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$self->{tip}->can_focus (0); |
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$self->{tip}->set_name ("gtk-tooltips"); |
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$self->{tip}->set_decorated (0); |
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$self->{tip}->set_border_width (4); |
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$self->{tip}->set_has_frame (0); |
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$self->{tip}->set_resizable (0); |
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$self->{tip}->set_transient_for ($self->get_toplevel); |
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} |
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|
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my ($mx, $my) = $self->coord ($self->get_pointer); |
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|
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if ($self->{tipinfo}[0] != $mx || $self->{tipinfo}[1] != $my) { |
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$self->fill_tooltip ($mx, $my); |
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|
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$self->{tipinfo} = [$mx, $my]; |
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|
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$self->overlay (_tooltip => $mx * TILESIZE, $my * TILESIZE, TILESIZE, TILESIZE, sub { |
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my ($self, $x, $y) = @_; |
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|
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$self->{window}->draw_rectangle ($_ & 1 ? $self->style->black_gc : $self->style->white_gc, 0, |
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$x + $_, $y + $_, |
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TILESIZE - 1 - $_ * 2, TILESIZE - 1 - $_ * 2) |
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for 0..3; |
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|
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my $req = $self->{tip}->size_request; |
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$self->{tip}->resize ($req->width, $req->height); |
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}); |
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} |
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|
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$self->{tip}->move ($x + TILESIZE, $y); |
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$self->{tip}->show_all; |
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|
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return; |
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} |
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} |
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} |
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|
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$self->overlay ("_tooltip"); |
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delete $self->{tipinfo}; |
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(delete $self->{tip})->destroy if $self->{tip}; |
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} |
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|
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sub fill_tooltip { |
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my ($self, $x, $y) = @_; |
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|
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$self->{tip}->remove ($self->{tip}->get_children) |
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if $self->{tip}->get_children; |
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|
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$self->{tip}->add (my $frame = new Gtk2::Frame "($x|$y)"); |
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|
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if ($x < 0 || $x >= $self->{map}{width} |
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|| $y < 0 || $y >= $self->{map}{height}) { |
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$frame->add (new Gtk2::Label "<off-map>"); |
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} else { |
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$frame->add (my $vbox = new Gtk2::VBox 1, 1); |
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|
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#TODO: fill tooltip via signal, defaulting to this: |
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|
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# fill tooltip with info about $x, $y |
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my $as = $self->{map}{map}[$x][$y] || []; |
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for my $a (reverse @$as) { |
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$vbox->add (my $hbox = new Gtk2::HBox 0, 2); |
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|
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my $tile = $Crossfire::Tilecache::TILECACHE{ $a->{face} || $ARCH->{$a->{_name}}{face} }; |
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|
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# this is awful, is this really the best way? |
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my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 1, 8, TILESIZE, TILESIZE; |
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$pb->fill (0x00000000); |
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|
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$Crossfire::Tilecache::TILECACHE->composite ($pb, |
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0, 0, |
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TILESIZE, TILESIZE, |
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- ($tile->{idx} % 64) * TILESIZE, - TILESIZE * int $tile->{idx} / 64, |
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1, 1, 'nearest', 255 |
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); |
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|
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$hbox->add (my $img = new_from_pixbuf Gtk2::Image $pb); |
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$img->set_alignment (0, 0.5); |
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|
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$hbox->add (my $label = new Gtk2::Label $a->{_name}); |
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$label->set_alignment (0, 0.5); |
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} |
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} |
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} |
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|
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sub set_viewport { |
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my ($self, $x, $y) = @_; |
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|
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my $area = $self->allocation; |
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|
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$x = max 0, min $self->{width} - $area->width , $x; |
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$y = max 0, min $self->{height} - $area->height, $y; |
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|
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$self->window->scroll ($self->{x} - $x, $self->{y} - $y); |
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|
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($self->{x}, $self->{y}) = ($x, $y); |
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} |
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|
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sub set_map { |
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my ($self, $map) = @_; |
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|
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$self->{map} = $map; |
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|
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$self->{width} = $map->{width} * TILESIZE; |
280 |
$self->{height} = $map->{height} * TILESIZE; |
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|
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$self->{x} = |
283 |
$self->{y} = 0; |
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|
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delete $self->{face}; |
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$self->update_map (0, 0, $self->{width}, $self->{height}); |
287 |
delete $self->{tipinfo}; |
288 |
$self->update_tooltip; |
289 |
$self->invalidate_all; |
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} |
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|
292 |
sub coord { |
293 |
my ($self, $x, $y) = @_; |
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|
295 |
( |
296 |
int +($self->{x} + $x) / TILESIZE, |
297 |
int +($self->{y} + $y) / TILESIZE, |
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) |
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} |
300 |
|
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#sub handle_key { |
302 |
# my ($self, $key, $state) = @_; |
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# |
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# $self->prefetch_cancel; |
305 |
# |
306 |
# if ($state * "control-mask") { |
307 |
# if ($key == $Gtk2::Gdk::Keysyms{g}) { |
308 |
# my @sel = keys %{$self->{sel}}; |
309 |
# $self->generate_thumbnails (@sel ? @sel : 0 .. $#{$self->{entry}}); |
310 |
# } |
311 |
# |
312 |
# 1 |
313 |
#} |
314 |
|
315 |
sub invalidate { |
316 |
my ($self, $x, $y, $w, $h) = @_; |
317 |
|
318 |
return unless $self->{window}; |
319 |
|
320 |
$self->queue_draw_area ( |
321 |
map $_ * TILESIZE, $x - 1 , $y - 1, $w + 2, $h + 2 |
322 |
); |
323 |
} |
324 |
|
325 |
sub invalidate_all { |
326 |
my ($self) = @_; |
327 |
|
328 |
$self->queue_draw; |
329 |
} |
330 |
|
331 |
sub update_map { |
332 |
my ($self, $x, $y, $w, $h) = @_; |
333 |
|
334 |
delete $self->{overlay}; |
335 |
|
336 |
my $map = $self->{map}{map}; |
337 |
my $ov = $self->{face} ||= []; |
338 |
|
339 |
$x = 0; $w = $self->{map}{width}; |
340 |
$y = 0; $h = $self->{map}{height}; |
341 |
|
342 |
my @x = ($x .. $x + $w - 1); |
343 |
my @y = ($y .. $y + $h - 1); |
344 |
|
345 |
my $TC = \%Crossfire::Tilecache::TILECACHE; |
346 |
|
347 |
my @ov; |
348 |
|
349 |
# update overlay map with bigfaces and chained faces |
350 |
my $a; |
351 |
for my $x (@x) { |
352 |
my $ass = $self->{map}{map}[$x]; |
353 |
my $oss = $ov->[$x] ||= []; |
354 |
for my $y (@y) { |
355 |
my $os = $oss->[$y] = []; |
356 |
for my $a (@{ $ass->[$y] || [] }) { |
357 |
my $o = $ARCH->{$a->{_name}} |
358 |
or (warn "arch '$a->{_name}' not found at ($x|$y)\n"), next; |
359 |
|
360 |
my $tile = $TC->{$a->{face} || $o->{face}} |
361 |
or (warn "no gfx found for arch '$a->{_name}' at ($x|$y)\n"), next; |
362 |
|
363 |
if ($tile->{w} > 1 || $tile->{h} > 1) { |
364 |
# bigfaces |
365 |
for my $ox (0 .. $tile->{w} - 1) { |
366 |
for my $oy (0 .. $tile->{h} - 1) { |
367 |
push @ov, [$x + $ox, $y + $oy, |
368 |
$tile->{idx} + $ox + $oy * $tile->{w}]; |
369 |
} |
370 |
} |
371 |
|
372 |
} elsif ($o->{more}) { |
373 |
# linked faces |
374 |
do { |
375 |
my $tile = $TC->{$o->{face}} |
376 |
or (warn "no gfx found for arch '$a->{_name}' at ($x*|$y*)\n"), next; |
377 |
push @ov, [$x + $o->{x}, $y + $o->{y}, $tile->{idx}]; |
378 |
} while $o = $o->{more}; |
379 |
|
380 |
} else { |
381 |
# single face |
382 |
push @$os, $tile->{idx}; |
383 |
|
384 |
} |
385 |
} |
386 |
} |
387 |
} |
388 |
|
389 |
# bigger faces always on top, I don't give a shit to those who think otherwise |
390 |
for (@ov) { |
391 |
my ($x, $y, $idx) = @$_; |
392 |
|
393 |
push @{ $ov->[$x][$y] }, $idx; |
394 |
} |
395 |
|
396 |
$self->queue_draw_area ($x * TILESIZE - $self->{x}, |
397 |
$y * TILESIZE - $self->{y}, |
398 |
$w * TILESIZE, $h * TILESIZE); |
399 |
} |
400 |
|
401 |
sub expose { |
402 |
my ($self, $event) = @_; |
403 |
|
404 |
no integer; |
405 |
|
406 |
my $ox = $self->{x}; my $ix = int $ox / TILESIZE; |
407 |
my $oy = $self->{y}; my $iy = int $oy / TILESIZE; |
408 |
|
409 |
# get_rectangles is buggy in older versions |
410 |
for my $area ($Gtk2::VERSION > 1.115 ? $event->region->get_rectangles : $event->area) { |
411 |
my ($x, $y, $w, $h) = $area->values; # x y w h |
412 |
|
413 |
my @x = ((int ($ox + $x) / TILESIZE) .. int +($ox + $x + $w + TILESIZE - 1) / TILESIZE); |
414 |
my @y = ((int ($oy + $y) / TILESIZE) .. int +($oy + $y + $h + TILESIZE - 1) / TILESIZE); |
415 |
|
416 |
my $PB = $Crossfire::Tilecache::TILECACHE; |
417 |
|
418 |
my $window = $self->{window}; |
419 |
|
420 |
my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 0, 8, TILESIZE * (@x + 1), TILESIZE * (@y + 1); |
421 |
$pb->fill (0x00000000); |
422 |
|
423 |
for my $x (@x) { |
424 |
my $dx = ($x - $x[0]) * TILESIZE; |
425 |
my $oss = $self->{face}[$x]; |
426 |
|
427 |
for my $y (@y) { |
428 |
my $dy = ($y - $y[0]) * TILESIZE; |
429 |
|
430 |
for my $idx (@{$oss->[$y]}) { |
431 |
$PB->composite ($pb, |
432 |
$dx, $dy, |
433 |
TILESIZE, TILESIZE, |
434 |
$dx - ($idx % 64) * TILESIZE, $dy - TILESIZE * int $idx / 64, |
435 |
1, 1, 'nearest', 255 |
436 |
); |
437 |
} |
438 |
} |
439 |
} |
440 |
|
441 |
$pb->render_to_drawable ($window, $self->style->black_gc, |
442 |
0, 0, |
443 |
$x[0] * TILESIZE - $ox, $y[0] * TILESIZE - $oy, |
444 |
TILESIZE * @x, TILESIZE * @y, |
445 |
'max', 0, 0); |
446 |
} |
447 |
|
448 |
$_->[4]->($self, $_->[0] - $self->{x}, $_->[1] - $self->{y}) |
449 |
for values %{ $self->{overlay} || {} }; |
450 |
} |
451 |
|
452 |
=back |
453 |
|
454 |
=head1 AUTHOR |
455 |
|
456 |
Marc Lehmann <schmorp@schmorp.de> |
457 |
|
458 |
=cut |
459 |
|
460 |
1 |
461 |
|