Deliantra/Deliantra/MapWidget.pm

=head1 NAME

Crossfire::MapWidget - Gtk2 widget displaying cf maps

=head1 SYNOPSIS

  use Crossfire::MapWidget;

=head1 DESCRIPTION

=head2 METHODS

=over 4

=cut

package Crossfire::MapWidget;

use strict;

use Glib;
use Gtk2;
use Storable ();

use Crossfire;

use Glib::Object::Subclass
   'Gtk2::DrawingArea',
   signals => {
      stack_change => {
         flags       => [qw/run-last/],
         return_type => undef,
         param_types => ["Glib::Int", "Glib::Int", "Glib::Scalar"],
         class_closure => \&set,
      },
   };

use List::Util qw(min max);

sub INIT_INSTANCE {
   my ($self) = @_;

   $self->signal_connect (destroy => sub {
      my ($self) = @_;

      $self->{tip}->destroy if $self->{tip};

      %$self = ();

      0
   });
   $self->signal_connect (realize => sub {
      my ($self) = @_;

      $self->{window} = $self->window;

      1
   });

   $self->set_redraw_on_allocate (0);
   $self->double_buffered (0);

   $self->{tooltip} = -1; # need focus in first

   # reduces unnecessary redraws
   $self->signal_connect (focus_in_event  => sub { $self->enable_tooltip;  1 });
   $self->signal_connect (focus_out_event => sub { $self->disable_tooltip; 1 });

   $self->signal_connect_after (enter_notify_event => sub { $self->update_tooltip; 0 });
   $self->signal_connect_after (leave_notify_event => sub { $self->update_tooltip; 0 });

   $self->signal_connect (size_request => sub {
      $_[1]->width  (TILESIZE);
      $_[1]->height (TILESIZE);

      1
   });

   $self->signal_connect (expose_event => sub { $self->expose ($_[1]); 1 });

   $self->signal_connect_after (configure_event => sub {
      $self->set_viewport ($self->{x}, $self->{y});

      0
   });

   $self->signal_connect (button_press_event => sub {
      my ($self, $event) = @_;

      my ($x, $y) = ($event->x, $event->y);

      if ($_[1]->button == 2 && !$self->{in_drag}) {
         $self->disable_tooltip;

         $_[0]->grab_focus;
         $self->{in_drag} = [$self->{x}, $self->{y}, $x, $y];
         return 1;
      }

      0
   });

   $self->signal_connect (motion_notify_event => sub {
      my ($self) = @_;

      $self->update_tooltip;

      if (my $di = $self->{in_drag}) {
         my ($x, $y) = $self->get_pointer;

         $self->set_viewport (
            $di->[0] + $di->[2] - $x,
            $di->[1] + $di->[3] - $y,
         );

         return 1;
      }

      0
   });

   $self->signal_connect (button_release_event => sub {
      my ($self) = @_;

      $self->enable_tooltip 
         if delete $self->{in_drag};

      0
   });

   # gtk+ supports no motion compression, a major lacking feature. we have to pay for the
   # workaround with incorrect behaviour and extra server-turnarounds.
   $self->add_events ([qw(button_press_mask button_release_mask button-motion-mask
                          pointer-motion-mask pointer-motion-hint-mask
                          enter-notify-mask leave-notify-mask)]);
   $self->can_focus (1);

#   $self->signal_connect (key_press_event => sub { $self->handle_key ($_[1]->keyval, $_[1]->state) });
}

sub enable_tooltip {
   my ($self) = @_;

   $self->{tooltip}++;
   $self->update_tooltip;
}

sub disable_tooltip {
   my ($self) = @_;

   $self->{tooltip}--;
   $self->update_tooltip;
}

sub overlay {
   my ($self, $name, $x, $y, $w, $h, $cb) = @_;

   if (my $ov = delete $self->{overlay}{$name}) {
      my ($x, $y, $w, $h) = @$ov;

      $self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h);
   }

   if ($w && $h) {
      $self->{overlay}{$name} = [$x, $y, $w, $h, $cb];

      $self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h);
   }
}

sub update_tooltip {
   my ($self) = @_;

   if ($self->{tooltip} >= 0
       && $self->mapped
       && $self->get_toplevel->has_toplevel_focus) {
      my $screen = $self->{window}->get_screen;

      if ($self->{window} == ($screen->get_display->get_window_at_pointer)[0]) {
         my ($pscreen, $x, $y) = $screen->get_display->get_pointer;

         if ($pscreen == $screen) {
            if (!$self->{tip}) {
               $self->{tip} = new Gtk2::Window "popup";
               $self->{tip}->can_focus (0);
               $self->{tip}->set_name ("gtk-tooltips");
               $self->{tip}->set_decorated (0);
               $self->{tip}->set_border_width (4);
               $self->{tip}->set_has_frame (0);
               $self->{tip}->set_resizable (0);
               $self->{tip}->set_transient_for ($self->get_toplevel);
            }

            my ($mx, $my) = $self->coord ($self->get_pointer);

            if ($self->{tipinfo}[0] != $mx || $self->{tipinfo}[1] != $my) {
               $self->fill_tooltip ($mx, $my);

               $self->{tipinfo} = [$mx, $my];

               $self->overlay (_tooltip => $mx * TILESIZE, $my * TILESIZE, TILESIZE, TILESIZE, sub {
                  my ($self, $x, $y) = @_;

                  $self->{window}->draw_rectangle ($_ & 1 ? $self->style->black_gc : $self->style->white_gc, 0,
                                                   $x + $_, $y + $_,
                                                   TILESIZE - 1 - $_ * 2, TILESIZE - 1 - $_ * 2)
                     for 0..3;
               });

               my $req = $self->{tip}->size_request;
               $self->{tip}->resize ($req->width, $req->height);
            }

            $self->{tip}->move ($x + TILESIZE, $y);
            $self->{tip}->show_all;

            return;
         }
      }
   }

   $self->overlay ("_tooltip");
   delete $self->{tipinfo};
   (delete $self->{tip})->destroy if $self->{tip};
}

sub fill_tooltip {
   my ($self, $x, $y) = @_;

   $self->{tip}->remove ($self->{tip}->get_children)
      if $self->{tip}->get_children;

   $self->{tip}->add (my $frame = new Gtk2::Frame "($x|$y)");

   if ($x < 0 || $x >= $self->{map}{width}
       || $y < 0 || $y >= $self->{map}{height}) {
      $frame->add (new Gtk2::Label "<off-map>");
   } else {
      $frame->add (my $vbox = new Gtk2::VBox 0, 1);

      #TODO: fill tooltip via signal, defaulting to this:

      # fill tooltip with info about $x, $y
      my $as = $self->{map}{map}[$x][$y] || [];
      for (reverse @$as) {
         $vbox->add (my $hbox = new Gtk2::HBox 0, 2);

         # this is awful, is this really the best way?
         my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 1, 8, TILESIZE, TILESIZE;
         $pb->fill (0x00000000);
         
         $TILE->composite ($pb,
            0, 0,
            TILESIZE, TILESIZE,
            - ($_->{_face} % 64) * TILESIZE, - TILESIZE * int $_->{_face} / 64,
            1, 1, 'nearest', 255
         );

         my $a = $_->{_virtual} || $_;

         $hbox->pack_start ((my $img = new_from_pixbuf Gtk2::Image $pb), 0, 1, 0);
         $img->set_alignment (0, 0.5);

         my $text = "$a->{_name}";
         if (my $o = $ARCH{$a->{_name}}) {
            $text .= "<small>";
            for my $k (grep /^[^_]/, sort keys %$a) {
               if ($a->{$k} ne $o->{$k}) {
                  if ($Glib::VERSION < 1.103) {
                     my $t = "\n$k\t$a->{$k}";
                     $t =~ s/&/&amp;/g;
                     $t =~ s/</&lt;/g;
                     $t =~ s/>/&gt;/g;
                     $text .= $t;
                  } else {
                     $text .= Glib::Markup::escape_text ("\n$k\t$a->{$k}");
                  }
               }
            }
            $text .= "</small>";
         } else {
            $text .= "\n<unknown archetype>";
         }

         $hbox->pack_start (my $label = new Gtk2::Label, 1, 1, 0);
         $label->set_markup ($text);
         $label->set_alignment (0, 0.5);
      }
   }
}

sub set_viewport {
   my ($self, $x, $y) = @_;

   my $area = $self->allocation;

   $x = max 0, min $self->{width}  - $area->width , $x;
   $y = max 0, min $self->{height} - $area->height, $y;

   $self->window->scroll ($self->{x} - $x, $self->{y} - $y);

   ($self->{x}, $self->{y}) = ($x, $y);
}

sub set_map {
   my ($self, $map) = @_;

   $self->{map} = $map;

   $self->{width}  = $map->{width}  * TILESIZE;
   $self->{height} = $map->{height} * TILESIZE;
   
   $self->{x} =
   $self->{y} = 0;

   my $data = delete $map->{map};

   $map->{map} = [];

   for my $x (0 .. $map->{width} - 1) {
      my $col = $data->[$x];
      for my $y (0 .. $map->{height} - 1) {
         $self->set ($x, $y, delete $col->[$y]);
      }
   }

   delete $self->{tipinfo}; $self->update_tooltip;
   $self->invalidate_all;
}

sub coord {
   my ($self, $x, $y) = @_;

   (
      int +($self->{x} + $x) / TILESIZE,
      int +($self->{y} + $y) / TILESIZE,
   )
}

#sub handle_key {
#   my ($self, $key, $state) = @_;
#
#   $self->prefetch_cancel;
#
#   if ($state * "control-mask") {
#      if ($key == $Gtk2::Gdk::Keysyms{g}) {
#         my @sel = keys %{$self->{sel}};
#         $self->generate_thumbnails (@sel ? @sel : 0 .. $#{$self->{entry}});
#   }
#
#   1
#}

sub invalidate {
   my ($self, $x, $y, $w, $h) = @_;

   return unless $self->{window};

   $self->queue_draw_area (
      map $_ * TILESIZE, $x - 1 , $y - 1, $w + 2, $h + 2
   );
}

sub invalidate_all {
   my ($self) = @_;

   $self->queue_draw;
}

sub expose {
   my ($self, $event) = @_;

   no integer;

   my $ox = $self->{x}; my $ix = int $ox / TILESIZE;
   my $oy = $self->{y}; my $iy = int $oy / TILESIZE;

   # get_rectangles is buggy in older versions
   my @rectangles = $Gtk2::VERSION >= 1.104
                    ? $event->region->get_rectangles : $event->area;

   for my $area (@rectangles) {
      my ($x, $y, $w, $h) = $area->values; # x y w h

      my @x = ((int ($ox + $x) / TILESIZE) .. int +($ox + $x + $w + TILESIZE - 1) / TILESIZE);
      my @y = ((int ($oy + $y) / TILESIZE) .. int +($oy + $y + $h + TILESIZE - 1) / TILESIZE);

      my $window = $self->{window};

      my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 0, 8, TILESIZE * (@x + 1), TILESIZE * (@y + 1);
      $pb->fill (0xff69b400);

      for my $x (@x) {
         my $dx = ($x - $x[0]) * TILESIZE;
         my $oss = $self->{map}{map}[$x];

         for my $y (@y) {
            my $dy = ($y - $y[0]) * TILESIZE;

            for my $a (@{$oss->[$y]}) {
               $TILE->composite ($pb,
                  $dx, $dy,
                  TILESIZE, TILESIZE,
                  $dx - ($a->{_face} % 64) * TILESIZE, $dy - TILESIZE * int $a->{_face} / 64,
                  1, 1, 'nearest', 255
               );
            }
         }
      }

      $pb->render_to_drawable ($window, $self->style->black_gc,
               0, 0,
               $x[0] * TILESIZE - $ox, $y[0] * TILESIZE - $oy,
               TILESIZE * @x, TILESIZE * @y,
               'max', 0, 0);
   }

   $_->[4]->($self, $_->[0] - $self->{x}, $_->[1] - $self->{y})
      for values %{ $self->{overlay} || {} };
}

sub get {
   my ($self, $x, $y) = @_;

   return unless $x >= 0 && $x < $self->{map}{width}
              && $y >= 0 && $y < $self->{map}{height};

   Storable::dclone $self->{map}{map}[$x][$y] || []
}

sub set {
   my ($self, $x, $y, $as) = @_;

   my $data = $self->{map}{map};

   my $prev_as = $data->[$x][$y] || [];

   my ($x1, $y1, $x2, $y2) = ($x, $y) x 2;

   # remove possible overlay tiles
   for my $a (@$prev_as) {
      next if $a->{_virtual};

      if (my $more = $a->{_more}) {
         for (@$more) {
            my ($x, $y) = @$_;

            $x1 = min $x1, $x; $y1 = min $y1, $y;
            $x2 = max $x2, $x; $y2 = max $y2, $y;
            
            $data->[$x][$y] = [ grep $_->{_virtual} != $a, @{ $data->[$x][$y] } ];
         }
      }
   }

   # preserve our overlay tiles, put them on top
   $as = [
      (grep !$_->{_virtual}, @$as),
      (grep  $_->{_virtual}, @$prev_as),
   ];

   for my $a (@$as) {
      next if $a->{_virtual};

      my $o = $ARCH{$a->{_name}} || $ARCH{empty_archetype}
         or (warn "archetype $a->{_name} is unknown at ($x|$y)\n"), next;

      my $face = $FACE{$a->{face} || $o->{face} || "blank.111"}
         or (warn "no gfx found for arch '$a->{_name}' at ($x|$y)\n"), next;

      $a->{_face} = $face->{idx};

      if ($face->{w} > 1 || $face->{h} > 1) {
         # bigfaces

         $x2 = max $x2, $x + $face->{w} - 1;
         $y2 = max $y2, $y + $face->{h} - 1;

         for my $ox (0 .. $face->{w} - 1) {
            for my $oy (0 .. $face->{h} - 1) {
               next unless $ox || $oy;

               push @{ $a->{_more} }, [$x+$ox, $y+$oy];
               push @{ $data->[$x+$ox][$y+$oy] }, {
                  _virtual   => $a,
                  _virtual_x => $x,
                  _virtual_y => $y,
                  _face      => $face->{idx} + $ox + $oy * $face->{w},
               };
            }
         }

      } elsif ($o->{more}) {
         # linked faces, slowest and most annoying

         while ($o = $o->{more}) {
            my $face = $FACE{$o->{face} || "blank.111"}
               or (warn "no gfx found for arch '$a->{_name}' at ($x*|$y*)\n"), next;

            $x1 = min $x1, $x + $o->{x}; $y1 = min $y1, $y + $o->{y};
            $x2 = max $x2, $x + $o->{x}; $y2 = max $y2, $y + $o->{y};

            push @{ $a->{_more} }, [$x + $o->{x}, $y + $o->{y}];
            push @{ $data->[$x+$o->{x}][$y+$o->{y}] }, {
               _virtual   => $a,
               _virtual_x => $x,
               _virtual_y => $y,
               _face      => $face->{idx},
            };
         }
      }
   }

   $data->[$x][$y] = $as;

   $self->queue_draw_area (
      $x1 * TILESIZE - $self->{x}, $y1 * TILESIZE - $self->{y},
      ($x2 - $x1 + 1) * TILESIZE, ($y2 - $y1 + 1) * TILESIZE,
   );

   delete $self->{tipinfo}; $self->update_tooltip;

}

sub change_begin {
   my ($self, $title) = @_;

   $self->{change} ||= {
      title => $title,
   };
   $self->{change}{nest}++;
}

sub change_stack {
   my ($self, $x, $y, $as) = @_;

   $self->{change}{map}[$x][$y] ||= [$x, $y, $self->{map}{map}[$x][$y]];

   $self->signal_emit (stack_change => $x, $y, $as);
}

sub change_end {
   my ($self) = @_;

   --$self->{change}{nest} and return;

   my $change = delete $self->{change};

   delete $change->{nest};

   $change->{set} = [
      grep $_,
         map @$_,
            grep $_,
               @{ delete $change->{map} || [] }
   ];

   @{ $change->{set} } or return;

   $change
}

sub change_swap {
   my ($self, $change) = @_;

   for (@{ $change->{set} }) {
      my $stack = $self->get ($_->[0], $_->[1]);
      $self->set ($_->[0], $_->[1], $_->[2]);
      $_->[2] = $stack;
   }

   $self->invalidate_all;
}

=back

=head1 AUTHOR

Marc Lehmann <schmorp@schmorp.de>

=cut

1

Revision:	1.34
Committed:	Mon Apr 17 08:30:46 2006 UTC (18 years, 1 month ago) by root
Branch:	MAIN
Changes since 1.33:	+1 -1 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	=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
12
13			=over 4
14
15			=cut
16
17			package Crossfire::MapWidget;
18
19			use strict;
20
21	root	1.31	use Glib;
22	root	1.1	use Gtk2;
23	root	1.19	use Storable ();
24	root	1.1
25			use Crossfire;
26
27			use Glib::Object::Subclass
28	root	1.31	'Gtk2::DrawingArea',
29			signals => {
30			stack_change => {
31			flags => [qw/run-last/],
32			return_type => undef,
33			param_types => ["Glib::Int", "Glib::Int", "Glib::Scalar"],
34			class_closure => \&set,
35			},
36			};
37	root	1.1
38			use List::Util qw(min max);
39
40			sub INIT_INSTANCE {
41			my ($self) = @_;
42
43	root	1.7	$self->signal_connect (destroy => sub {
44			my ($self) = @_;
45	root	1.8
46	root	1.7	$self->{tip}->destroy if $self->{tip};
47	root	1.8
48	root	1.7	%$self = ();
49	root	1.8
50	root	1.7	0
51			});
52	root	1.1	$self->signal_connect (realize => sub {
53			my ($self) = @_;
54
55			$self->{window} = $self->window;
56
57			1
58			});
59
60	root	1.7	$self->set_redraw_on_allocate (0);
61	root	1.1	$self->double_buffered (0);
62
63	root	1.9	$self->{tooltip} = -1; # need focus in first
64
65	root	1.7	# reduces unnecessary redraws
66	root	1.9	$self->signal_connect (focus_in_event => sub { $self->enable_tooltip; 1 });
67			$self->signal_connect (focus_out_event => sub { $self->disable_tooltip; 1 });
68
69			$self->signal_connect_after (enter_notify_event => sub { $self->update_tooltip; 0 });
70			$self->signal_connect_after (leave_notify_event => sub { $self->update_tooltip; 0 });
71	root	1.7
72	root	1.1	$self->signal_connect (size_request => sub {
73	root	1.10	$_[1]->width (TILESIZE);
74			$_[1]->height (TILESIZE);
75	root	1.1
76			1
77			});
78
79	root	1.2	$self->signal_connect (expose_event => sub { $self->expose ($_[1]); 1 });
80	root	1.1
81			$self->signal_connect_after (configure_event => sub {
82			$self->set_viewport ($self->{x}, $self->{y});
83	root	1.2
84			0
85	root	1.1	});
86
87			$self->signal_connect (button_press_event => sub {
88			my ($self, $event) = @_;
89
90	root	1.5	my ($x, $y) = ($event->x, $event->y);
91	root	1.2
92	root	1.5	if ($_[1]->button == 2 && !$self->{in_drag}) {
93			$self->disable_tooltip;
94	root	1.1
95			$_[0]->grab_focus;
96			$self->{in_drag} = [$self->{x}, $self->{y}, $x, $y];
97	root	1.2	return 1;
98	root	1.1	}
99
100	root	1.2	0
101	root	1.1	});
102
103			$self->signal_connect (motion_notify_event => sub {
104			my ($self) = @_;
105
106	root	1.2	$self->update_tooltip;
107	root	1.1
108			if (my $di = $self->{in_drag}) {
109	root	1.2	my ($x, $y) = $self->get_pointer;
110
111	root	1.1	$self->set_viewport (
112			$di->[0] + $di->[2] - $x,
113			$di->[1] + $di->[3] - $y,
114			);
115
116	root	1.2	return 1;
117	root	1.1	}
118
119	root	1.2	0
120	root	1.1	});
121
122			$self->signal_connect (button_release_event => sub {
123			my ($self) = @_;
124
125	root	1.5	$self->enable_tooltip
126			if delete $self->{in_drag};
127	root	1.2
128	root	1.5	0
129	root	1.1	});
130
131			# gtk+ supports no motion compression, a major lacking feature. we have to pay for the
132			# workaround with incorrect behaviour and extra server-turnarounds.
133	root	1.8	$self->add_events ([qw(button_press_mask button_release_mask button-motion-mask
134	root	1.2	pointer-motion-mask pointer-motion-hint-mask
135			enter-notify-mask leave-notify-mask)]);
136	root	1.1	$self->can_focus (1);
137
138			# $self->signal_connect (key_press_event => sub { $self->handle_key ($_[1]->keyval, $_[1]->state) });
139			}
140
141	root	1.2	sub enable_tooltip {
142			my ($self) = @_;
143
144			$self->{tooltip}++;
145			$self->update_tooltip;
146			}
147
148			sub disable_tooltip {
149			my ($self) = @_;
150
151			$self->{tooltip}--;
152			$self->update_tooltip;
153			}
154
155	root	1.3	sub overlay {
156			my ($self, $name, $x, $y, $w, $h, $cb) = @_;
157
158			if (my $ov = delete $self->{overlay}{$name}) {
159			my ($x, $y, $w, $h) = @$ov;
160
161			$self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h);
162			}
163
164	root	1.27	if ($w && $h) {
165	root	1.3	$self->{overlay}{$name} = [$x, $y, $w, $h, $cb];
166
167			$self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h);
168			}
169			}
170
171	root	1.2	sub update_tooltip {
172			my ($self) = @_;
173
174	root	1.9	if ($self->{tooltip} >= 0
175			&& $self->mapped
176			&& $self->get_toplevel->has_toplevel_focus) {
177	root	1.2	my $screen = $self->{window}->get_screen;
178
179	root	1.9	if ($self->{window} == ($screen->get_display->get_window_at_pointer)[0]) {
180			my ($pscreen, $x, $y) = $screen->get_display->get_pointer;
181
182			if ($pscreen == $screen) {
183			if (!$self->{tip}) {
184			$self->{tip} = new Gtk2::Window "popup";
185			$self->{tip}->can_focus (0);
186			$self->{tip}->set_name ("gtk-tooltips");
187			$self->{tip}->set_decorated (0);
188			$self->{tip}->set_border_width (4);
189			$self->{tip}->set_has_frame (0);
190			$self->{tip}->set_resizable (0);
191			$self->{tip}->set_transient_for ($self->get_toplevel);
192			}
193	root	1.2
194	root	1.9	my ($mx, $my) = $self->coord ($self->get_pointer);
195	root	1.2
196	root	1.9	if ($self->{tipinfo}[0] != $mx \|\| $self->{tipinfo}[1] != $my) {
197			$self->fill_tooltip ($mx, $my);
198	root	1.2
199	root	1.9	$self->{tipinfo} = [$mx, $my];
200	root	1.3
201	root	1.9	$self->overlay (_tooltip => $mx * TILESIZE, $my * TILESIZE, TILESIZE, TILESIZE, sub {
202			my ($self, $x, $y) = @_;
203	root	1.3
204	root	1.9	$self->{window}->draw_rectangle ($_ & 1 ? $self->style->black_gc : $self->style->white_gc, 0,
205			$x + $_, $y + $_,
206			TILESIZE - 1 - $_ * 2, TILESIZE - 1 - $_ * 2)
207			for 0..3;
208	root	1.18	});
209	root	1.3
210	root	1.18	my $req = $self->{tip}->size_request;
211			$self->{tip}->resize ($req->width, $req->height);
212	root	1.9	}
213	root	1.3
214	root	1.9	$self->{tip}->move ($x + TILESIZE, $y);
215	root	1.3	$self->{tip}->show_all;
216	root	1.9
217			return;
218	root	1.2	}
219			}
220			}
221
222	root	1.3	$self->overlay ("_tooltip");
223	root	1.2	delete $self->{tipinfo};
224			(delete $self->{tip})->destroy if $self->{tip};
225			}
226
227			sub fill_tooltip {
228			my ($self, $x, $y) = @_;
229
230			$self->{tip}->remove ($self->{tip}->get_children)
231			if $self->{tip}->get_children;
232
233			$self->{tip}->add (my $frame = new Gtk2::Frame "($x\|$y)");
234
235			if ($x < 0 \|\| $x >= $self->{map}{width}
236			\|\| $y < 0 \|\| $y >= $self->{map}{height}) {
237	root	1.32	$frame->add (new Gtk2::Label "<off-map>");
238	root	1.2	} else {
239	root	1.32	$frame->add (my $vbox = new Gtk2::VBox 0, 1);
240	root	1.2
241			#TODO: fill tooltip via signal, defaulting to this:
242
243			# fill tooltip with info about $x, $y
244			my $as = $self->{map}{map}[$x][$y] \|\| [];
245	root	1.19	for (reverse @$as) {
246	root	1.6	$vbox->add (my $hbox = new Gtk2::HBox 0, 2);
247
248			# this is awful, is this really the best way?
249			my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 1, 8, TILESIZE, TILESIZE;
250			$pb->fill (0x00000000);
251
252	root	1.18	$TILE->composite ($pb,
253	root	1.6	0, 0,
254			TILESIZE, TILESIZE,
255	root	1.32	- ($_->{_face} % 64) * TILESIZE, - TILESIZE * int $_->{_face} / 64,
256	root	1.6	1, 1, 'nearest', 255
257			);
258
259	root	1.32	my $a = $_->{_virtual} \|\| $_;
260
261			$hbox->pack_start ((my $img = new_from_pixbuf Gtk2::Image $pb), 0, 1, 0);
262	root	1.6	$img->set_alignment (0, 0.5);
263
264	root	1.32	my $text = "$a->{_name}";
265			if (my $o = $ARCH{$a->{_name}}) {
266			$text .= "<small>";
267			for my $k (grep /^[^_]/, sort keys %$a) {
268			if ($a->{$k} ne $o->{$k}) {
269	root	1.33	if ($Glib::VERSION < 1.103) {
270			my $t = "\n$k\t$a->{$k}";
271			$t =~ s/&/&/g;
272			$t =~ s/</</g;
273			$t =~ s/>/>/g;
274			$text .= $t;
275			} else {
276	root	1.34	$text .= Glib::Markup::escape_text ("\n$k\t$a->{$k}");
277	root	1.33	}
278	root	1.32	}
279			}
280			$text .= "</small>";
281			} else {
282			$text .= "\n<unknown archetype>";
283			}
284
285			$hbox->pack_start (my $label = new Gtk2::Label, 1, 1, 0);
286			$label->set_markup ($text);
287	root	1.5	$label->set_alignment (0, 0.5);
288	root	1.2	}
289			}
290			}
291
292	root	1.1	sub set_viewport {
293			my ($self, $x, $y) = @_;
294
295			my $area = $self->allocation;
296
297			$x = max 0, min $self->{width} - $area->width , $x;
298			$y = max 0, min $self->{height} - $area->height, $y;
299
300			$self->window->scroll ($self->{x} - $x, $self->{y} - $y);
301
302			($self->{x}, $self->{y}) = ($x, $y);
303			}
304
305			sub set_map {
306			my ($self, $map) = @_;
307
308			$self->{map} = $map;
309
310			$self->{width} = $map->{width} * TILESIZE;
311			$self->{height} = $map->{height} * TILESIZE;
312
313			$self->{x} =
314			$self->{y} = 0;
315
316	root	1.19	my $data = delete $map->{map};
317
318			$map->{map} = [];
319
320			for my $x (0 .. $map->{width} - 1) {
321			my $col = $data->[$x];
322			for my $y (0 .. $map->{height} - 1) {
323			$self->set ($x, $y, delete $col->[$y]);
324			}
325			}
326
327	root	1.11	delete $self->{tipinfo}; $self->update_tooltip;
328	root	1.1	$self->invalidate_all;
329			}
330
331			sub coord {
332			my ($self, $x, $y) = @_;
333
334			(
335	root	1.4	int +($self->{x} + $x) / TILESIZE,
336			int +($self->{y} + $y) / TILESIZE,
337	root	1.1	)
338			}
339
340			#sub handle_key {
341			# my ($self, $key, $state) = @_;
342			#
343			# $self->prefetch_cancel;
344			#
345			# if ($state * "control-mask") {
346			# if ($key == $Gtk2::Gdk::Keysyms{g}) {
347			# my @sel = keys %{$self->{sel}};
348			# $self->generate_thumbnails (@sel ? @sel : 0 .. $#{$self->{entry}});
349			# }
350			#
351			# 1
352			#}
353
354			sub invalidate {
355			my ($self, $x, $y, $w, $h) = @_;
356
357			return unless $self->{window};
358
359			$self->queue_draw_area (
360			map $_ * TILESIZE, $x - 1 , $y - 1, $w + 2, $h + 2
361			);
362			}
363
364			sub invalidate_all {
365			my ($self) = @_;
366
367			$self->queue_draw;
368			}
369
370	root	1.18	sub expose {
371			my ($self, $event) = @_;
372
373			no integer;
374
375			my $ox = $self->{x}; my $ix = int $ox / TILESIZE;
376			my $oy = $self->{y}; my $iy = int $oy / TILESIZE;
377
378			# get_rectangles is buggy in older versions
379	root	1.22	my @rectangles = $Gtk2::VERSION >= 1.104
380	root	1.18	? $event->region->get_rectangles : $event->area;
381
382			for my $area (@rectangles) {
383			my ($x, $y, $w, $h) = $area->values; # x y w h
384
385			my @x = ((int ($ox + $x) / TILESIZE) .. int +($ox + $x + $w + TILESIZE - 1) / TILESIZE);
386			my @y = ((int ($oy + $y) / TILESIZE) .. int +($oy + $y + $h + TILESIZE - 1) / TILESIZE);
387
388			my $window = $self->{window};
389
390			my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 0, 8, TILESIZE * (@x + 1), TILESIZE * (@y + 1);
391			$pb->fill (0xff69b400);
392
393			for my $x (@x) {
394			my $dx = ($x - $x[0]) * TILESIZE;
395	root	1.19	my $oss = $self->{map}{map}[$x];
396	root	1.18
397			for my $y (@y) {
398			my $dy = ($y - $y[0]) * TILESIZE;
399
400	root	1.19	for my $a (@{$oss->[$y]}) {
401	root	1.18	$TILE->composite ($pb,
402			$dx, $dy,
403			TILESIZE, TILESIZE,
404	root	1.19	$dx - ($a->{_face} % 64) * TILESIZE, $dy - TILESIZE * int $a->{_face} / 64,
405	root	1.18	1, 1, 'nearest', 255
406			);
407			}
408			}
409			}
410
411			$pb->render_to_drawable ($window, $self->style->black_gc,
412			0, 0,
413			$x[0] * TILESIZE - $ox, $y[0] * TILESIZE - $oy,
414			TILESIZE * @x, TILESIZE * @y,
415			'max', 0, 0);
416			}
417
418			$_->[4]->($self, $_->[0] - $self->{x}, $_->[1] - $self->{y})
419			for values %{ $self->{overlay} \|\| {} };
420			}
421
422			sub get {
423			my ($self, $x, $y) = @_;
424
425	root	1.21	return unless $x >= 0 && $x < $self->{map}{width}
426			&& $y >= 0 && $y < $self->{map}{height};
427
428	root	1.19	Storable::dclone $self->{map}{map}[$x][$y] \|\| []
429	root	1.18	}
430
431			sub set {
432			my ($self, $x, $y, $as) = @_;
433
434	root	1.19	my $data = $self->{map}{map};
435
436			my $prev_as = $data->[$x][$y] \|\| [];
437
438			my ($x1, $y1, $x2, $y2) = ($x, $y) x 2;
439
440			# remove possible overlay tiles
441			for my $a (@$prev_as) {
442			next if $a->{_virtual};
443
444			if (my $more = $a->{_more}) {
445			for (@$more) {
446			my ($x, $y) = @$_;
447
448			$x1 = min $x1, $x; $y1 = min $y1, $y;
449			$x2 = max $x2, $x; $y2 = max $y2, $y;
450
451			$data->[$x][$y] = [ grep $_->{_virtual} != $a, @{ $data->[$x][$y] } ];
452			}
453			}
454			}
455
456			# preserve our overlay tiles, put them on top
457			$as = [
458			(grep !$_->{_virtual}, @$as),
459			(grep $_->{_virtual}, @$prev_as),
460			];
461
462			for my $a (@$as) {
463			next if $a->{_virtual};
464
465	root	1.29	my $o = $ARCH{$a->{_name}} \|\| $ARCH{empty_archetype}
466			or (warn "archetype $a->{_name} is unknown at ($x\|$y)\n"), next;
467	root	1.19
468	root	1.28	my $face = $FACE{$a->{face} \|\| $o->{face} \|\| "blank.111"}
469	root	1.19	or (warn "no gfx found for arch '$a->{_name}' at ($x\|$y)\n"), next;
470	root	1.18
471	root	1.19	$a->{_face} = $face->{idx};
472
473			if ($face->{w} > 1 \|\| $face->{h} > 1) {
474			# bigfaces
475
476	root	1.25	$x2 = max $x2, $x + $face->{w} - 1;
477			$y2 = max $y2, $y + $face->{h} - 1;
478
479	root	1.19	for my $ox (0 .. $face->{w} - 1) {
480			for my $oy (0 .. $face->{h} - 1) {
481	root	1.25	next unless $ox \|\| $oy;
482
483	root	1.20	push @{ $a->{_more} }, [$x+$ox, $y+$oy];
484	root	1.19	push @{ $data->[$x+$ox][$y+$oy] }, {
485			_virtual => $a,
486			_virtual_x => $x,
487			_virtual_y => $y,
488			_face => $face->{idx} + $ox + $oy * $face->{w},
489			};
490			}
491			}
492	root	1.18
493	root	1.19	} elsif ($o->{more}) {
494			# linked faces, slowest and most annoying
495	root	1.18
496	root	1.19	while ($o = $o->{more}) {
497	root	1.29	my $face = $FACE{$o->{face} \|\| "blank.111"}
498	root	1.19	or (warn "no gfx found for arch '$a->{_name}' at ($x\|$y)\n"), next;
499
500	root	1.26	$x1 = min $x1, $x + $o->{x}; $y1 = min $y1, $y + $o->{y};
501			$x2 = max $x2, $x + $o->{x}; $y2 = max $y2, $y + $o->{y};
502	root	1.19
503	root	1.26	push @{ $a->{_more} }, [$x + $o->{x}, $y + $o->{y}];
504	root	1.19	push @{ $data->[$x+$o->{x}][$y+$o->{y}] }, {
505			_virtual => $a,
506			_virtual_x => $x,
507			_virtual_y => $y,
508			_face => $face->{idx},
509			};
510			}
511			}
512	root	1.18	}
513
514	root	1.19	$data->[$x][$y] = $as;
515	root	1.18
516	root	1.19	$self->queue_draw_area (
517			$x1 * TILESIZE - $self->{x}, $y1 * TILESIZE - $self->{y},
518	root	1.25	($x2 - $x1 + 1) * TILESIZE, ($y2 - $y1 + 1) * TILESIZE,
519	root	1.19	);
520
521			delete $self->{tipinfo}; $self->update_tooltip;
522	root	1.18
523			}
524
525	root	1.23	sub change_begin {
526			my ($self, $title) = @_;
527
528			$self->{change} \|\|= {
529			title => $title,
530			};
531			$self->{change}{nest}++;
532			}
533
534	root	1.18	sub change_stack {
535			my ($self, $x, $y, $as) = @_;
536	root	1.1
537	root	1.18	$self->{change}{map}[$x][$y] \|\|= [$x, $y, $self->{map}{map}[$x][$y]];
538	root	1.1
539	root	1.31	$self->signal_emit (stack_change => $x, $y, $as);
540	root	1.18	}
541	root	1.1
542	root	1.18	sub change_end {
543			my ($self) = @_;
544	root	1.11
545	root	1.18	--$self->{change}{nest} and return;
546	root	1.1
547	root	1.18	my $change = delete $self->{change};
548	root	1.1
549	root	1.18	delete $change->{nest};
550	root	1.1
551	root	1.18	$change->{set} = [
552			grep $_,
553			map @$_,
554			grep $_,
555			@{ delete $change->{map} \|\| [] }
556			];
557	root	1.1
558	root	1.18	@{ $change->{set} } or return;
559	root	1.1
560	root	1.18	$change
561			}
562	root	1.1
563	root	1.18	sub change_swap {
564			my ($self, $change) = @_;
565	root	1.1
566	root	1.18	for (@{ $change->{set} }) {
567	root	1.24	my $stack = $self->get ($_->[0], $_->[1]);
568			$self->set ($_->[0], $_->[1], $_->[2]);
569			$_->[2] = $stack;
570			}
571	root	1.1
572	root	1.24	$self->invalidate_all;
573	root	1.1	}
574
575			=back
576
577			=head1 AUTHOR
578
579			Marc Lehmann <schmorp@schmorp.de>
580
581			=cut
582
583			1
584