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);

#my ($TILE_MINX, $TILE_MINY, $TILE_MAXX, $TILE_MAXY);
#
#for (values %TILE) {
#   $TILE_MAXX = max $TILE_MAXX, $_->{w} - 1;
#   $TILE_MAXY = max $TILE_MAXY, $_->{h} - 1;
#}
#
#for (values %ARCH) {
#   for (; $_; $_ = $_->{more}) {
#      $TILE_MINX = min $TILE_MINX, $_->{x};
#      $TILE_MINY = min $TILE_MINY, $_->{y};
#      $TILE_MAXX = max $TILE_MAXX, $_->{x};
#      $TILE_MAXY = max $TILE_MAXY, $_->{y};
#   }
#}

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 1, 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) {
         my $a = $_->{_virtual} || $_;

         $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,
            - ($a->{_face} % 64) * TILESIZE, - TILESIZE * int $a->{_face} / 64,
            1, 1, 'nearest', 255
         );

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

         $hbox->add (my $label = new Gtk2::Label $a->{_name});
         $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:	1.31
Committed:	Mon Mar 20 01:39:00 2006 UTC (18 years, 2 months ago) by root
Branch:	MAIN
Changes since 1.30:	+11 -2 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	root	1.18	#my ($TILE_MINX, $TILE_MINY, $TILE_MAXX, $TILE_MAXY);
41			#
42			#for (values %TILE) {
43			# $TILE_MAXX = max $TILE_MAXX, $_->{w} - 1;
44			# $TILE_MAXY = max $TILE_MAXY, $_->{h} - 1;
45			#}
46			#
47			#for (values %ARCH) {
48			# for (; $_; $_ = $_->{more}) {
49			# $TILE_MINX = min $TILE_MINX, $_->{x};
50			# $TILE_MINY = min $TILE_MINY, $_->{y};
51			# $TILE_MAXX = max $TILE_MAXX, $_->{x};
52			# $TILE_MAXY = max $TILE_MAXY, $_->{y};
53			# }
54			#}
55
56	root	1.1	sub INIT_INSTANCE {
57			my ($self) = @_;
58
59	root	1.7	$self->signal_connect (destroy => sub {
60			my ($self) = @_;
61	root	1.8
62	root	1.7	$self->{tip}->destroy if $self->{tip};
63	root	1.8
64	root	1.7	%$self = ();
65	root	1.8
66	root	1.7	0
67			});
68	root	1.1	$self->signal_connect (realize => sub {
69			my ($self) = @_;
70
71			$self->{window} = $self->window;
72
73			1
74			});
75
76	root	1.7	$self->set_redraw_on_allocate (0);
77	root	1.1	$self->double_buffered (0);
78
79	root	1.9	$self->{tooltip} = -1; # need focus in first
80
81	root	1.7	# reduces unnecessary redraws
82	root	1.9	$self->signal_connect (focus_in_event => sub { $self->enable_tooltip; 1 });
83			$self->signal_connect (focus_out_event => sub { $self->disable_tooltip; 1 });
84
85			$self->signal_connect_after (enter_notify_event => sub { $self->update_tooltip; 0 });
86			$self->signal_connect_after (leave_notify_event => sub { $self->update_tooltip; 0 });
87	root	1.7
88	root	1.1	$self->signal_connect (size_request => sub {
89	root	1.10	$_[1]->width (TILESIZE);
90			$_[1]->height (TILESIZE);
91	root	1.1
92			1
93			});
94
95	root	1.2	$self->signal_connect (expose_event => sub { $self->expose ($_[1]); 1 });
96	root	1.1
97			$self->signal_connect_after (configure_event => sub {
98			$self->set_viewport ($self->{x}, $self->{y});
99	root	1.2
100			0
101	root	1.1	});
102
103			$self->signal_connect (button_press_event => sub {
104			my ($self, $event) = @_;
105
106	root	1.5	my ($x, $y) = ($event->x, $event->y);
107	root	1.2
108	root	1.5	if ($_[1]->button == 2 && !$self->{in_drag}) {
109			$self->disable_tooltip;
110	root	1.1
111			$_[0]->grab_focus;
112			$self->{in_drag} = [$self->{x}, $self->{y}, $x, $y];
113	root	1.2	return 1;
114	root	1.1	}
115
116	root	1.2	0
117	root	1.1	});
118
119			$self->signal_connect (motion_notify_event => sub {
120			my ($self) = @_;
121
122	root	1.2	$self->update_tooltip;
123	root	1.1
124			if (my $di = $self->{in_drag}) {
125	root	1.2	my ($x, $y) = $self->get_pointer;
126
127	root	1.1	$self->set_viewport (
128			$di->[0] + $di->[2] - $x,
129			$di->[1] + $di->[3] - $y,
130			);
131
132	root	1.2	return 1;
133	root	1.1	}
134
135	root	1.2	0
136	root	1.1	});
137
138			$self->signal_connect (button_release_event => sub {
139			my ($self) = @_;
140
141	root	1.5	$self->enable_tooltip
142			if delete $self->{in_drag};
143	root	1.2
144	root	1.5	0
145	root	1.1	});
146
147			# gtk+ supports no motion compression, a major lacking feature. we have to pay for the
148			# workaround with incorrect behaviour and extra server-turnarounds.
149	root	1.8	$self->add_events ([qw(button_press_mask button_release_mask button-motion-mask
150	root	1.2	pointer-motion-mask pointer-motion-hint-mask
151			enter-notify-mask leave-notify-mask)]);
152	root	1.1	$self->can_focus (1);
153
154			# $self->signal_connect (key_press_event => sub { $self->handle_key ($_[1]->keyval, $_[1]->state) });
155			}
156
157	root	1.2	sub enable_tooltip {
158			my ($self) = @_;
159
160			$self->{tooltip}++;
161			$self->update_tooltip;
162			}
163
164			sub disable_tooltip {
165			my ($self) = @_;
166
167			$self->{tooltip}--;
168			$self->update_tooltip;
169			}
170
171	root	1.3	sub overlay {
172			my ($self, $name, $x, $y, $w, $h, $cb) = @_;
173
174			if (my $ov = delete $self->{overlay}{$name}) {
175			my ($x, $y, $w, $h) = @$ov;
176
177			$self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h);
178			}
179
180	root	1.27	if ($w && $h) {
181	root	1.3	$self->{overlay}{$name} = [$x, $y, $w, $h, $cb];
182
183			$self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h);
184			}
185			}
186
187	root	1.2	sub update_tooltip {
188			my ($self) = @_;
189
190	root	1.9	if ($self->{tooltip} >= 0
191			&& $self->mapped
192			&& $self->get_toplevel->has_toplevel_focus) {
193	root	1.2	my $screen = $self->{window}->get_screen;
194
195	root	1.9	if ($self->{window} == ($screen->get_display->get_window_at_pointer)[0]) {
196			my ($pscreen, $x, $y) = $screen->get_display->get_pointer;
197
198			if ($pscreen == $screen) {
199			if (!$self->{tip}) {
200			$self->{tip} = new Gtk2::Window "popup";
201			$self->{tip}->can_focus (0);
202			$self->{tip}->set_name ("gtk-tooltips");
203			$self->{tip}->set_decorated (0);
204			$self->{tip}->set_border_width (4);
205			$self->{tip}->set_has_frame (0);
206			$self->{tip}->set_resizable (0);
207			$self->{tip}->set_transient_for ($self->get_toplevel);
208			}
209	root	1.2
210	root	1.9	my ($mx, $my) = $self->coord ($self->get_pointer);
211	root	1.2
212	root	1.9	if ($self->{tipinfo}[0] != $mx \|\| $self->{tipinfo}[1] != $my) {
213			$self->fill_tooltip ($mx, $my);
214	root	1.2
215	root	1.9	$self->{tipinfo} = [$mx, $my];
216	root	1.3
217	root	1.9	$self->overlay (_tooltip => $mx * TILESIZE, $my * TILESIZE, TILESIZE, TILESIZE, sub {
218			my ($self, $x, $y) = @_;
219	root	1.3
220	root	1.9	$self->{window}->draw_rectangle ($_ & 1 ? $self->style->black_gc : $self->style->white_gc, 0,
221			$x + $_, $y + $_,
222			TILESIZE - 1 - $_ * 2, TILESIZE - 1 - $_ * 2)
223			for 0..3;
224	root	1.18	});
225	root	1.3
226	root	1.18	my $req = $self->{tip}->size_request;
227			$self->{tip}->resize ($req->width, $req->height);
228	root	1.9	}
229	root	1.3
230	root	1.9	$self->{tip}->move ($x + TILESIZE, $y);
231	root	1.3	$self->{tip}->show_all;
232	root	1.9
233			return;
234	root	1.2	}
235			}
236			}
237
238	root	1.3	$self->overlay ("_tooltip");
239	root	1.2	delete $self->{tipinfo};
240			(delete $self->{tip})->destroy if $self->{tip};
241			}
242
243			sub fill_tooltip {
244			my ($self, $x, $y) = @_;
245
246			$self->{tip}->remove ($self->{tip}->get_children)
247			if $self->{tip}->get_children;
248
249			$self->{tip}->add (my $frame = new Gtk2::Frame "($x\|$y)");
250
251			if ($x < 0 \|\| $x >= $self->{map}{width}
252			\|\| $y < 0 \|\| $y >= $self->{map}{height}) {
253			$frame->add (new Gtk2::Label "<off-map>");
254			} else {
255	root	1.6	$frame->add (my $vbox = new Gtk2::VBox 1, 1);
256	root	1.2
257			#TODO: fill tooltip via signal, defaulting to this:
258
259			# fill tooltip with info about $x, $y
260			my $as = $self->{map}{map}[$x][$y] \|\| [];
261	root	1.19	for (reverse @$as) {
262			my $a = $_->{_virtual} \|\| $_;
263
264	root	1.6	$vbox->add (my $hbox = new Gtk2::HBox 0, 2);
265
266			# this is awful, is this really the best way?
267			my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 1, 8, TILESIZE, TILESIZE;
268			$pb->fill (0x00000000);
269
270	root	1.18	$TILE->composite ($pb,
271	root	1.6	0, 0,
272			TILESIZE, TILESIZE,
273	root	1.19	- ($a->{_face} % 64) * TILESIZE, - TILESIZE * int $a->{_face} / 64,
274	root	1.6	1, 1, 'nearest', 255
275			);
276
277			$hbox->add (my $img = new_from_pixbuf Gtk2::Image $pb);
278			$img->set_alignment (0, 0.5);
279
280			$hbox->add (my $label = new Gtk2::Label $a->{_name});
281	root	1.5	$label->set_alignment (0, 0.5);
282	root	1.2	}
283			}
284			}
285
286	root	1.1	sub set_viewport {
287			my ($self, $x, $y) = @_;
288
289			my $area = $self->allocation;
290
291			$x = max 0, min $self->{width} - $area->width , $x;
292			$y = max 0, min $self->{height} - $area->height, $y;
293
294			$self->window->scroll ($self->{x} - $x, $self->{y} - $y);
295
296			($self->{x}, $self->{y}) = ($x, $y);
297			}
298
299			sub set_map {
300			my ($self, $map) = @_;
301
302			$self->{map} = $map;
303
304			$self->{width} = $map->{width} * TILESIZE;
305			$self->{height} = $map->{height} * TILESIZE;
306
307			$self->{x} =
308			$self->{y} = 0;
309
310	root	1.19	my $data = delete $map->{map};
311
312			$map->{map} = [];
313
314			for my $x (0 .. $map->{width} - 1) {
315			my $col = $data->[$x];
316			for my $y (0 .. $map->{height} - 1) {
317			$self->set ($x, $y, delete $col->[$y]);
318			}
319			}
320
321	root	1.11	delete $self->{tipinfo}; $self->update_tooltip;
322	root	1.1	$self->invalidate_all;
323			}
324
325			sub coord {
326			my ($self, $x, $y) = @_;
327
328			(
329	root	1.4	int +($self->{x} + $x) / TILESIZE,
330			int +($self->{y} + $y) / TILESIZE,
331	root	1.1	)
332			}
333
334			#sub handle_key {
335			# my ($self, $key, $state) = @_;
336			#
337			# $self->prefetch_cancel;
338			#
339			# if ($state * "control-mask") {
340			# if ($key == $Gtk2::Gdk::Keysyms{g}) {
341			# my @sel = keys %{$self->{sel}};
342			# $self->generate_thumbnails (@sel ? @sel : 0 .. $#{$self->{entry}});
343			# }
344			#
345			# 1
346			#}
347
348			sub invalidate {
349			my ($self, $x, $y, $w, $h) = @_;
350
351			return unless $self->{window};
352
353			$self->queue_draw_area (
354			map $_ * TILESIZE, $x - 1 , $y - 1, $w + 2, $h + 2
355			);
356			}
357
358			sub invalidate_all {
359			my ($self) = @_;
360
361			$self->queue_draw;
362			}
363
364	root	1.18	sub expose {
365			my ($self, $event) = @_;
366
367			no integer;
368
369			my $ox = $self->{x}; my $ix = int $ox / TILESIZE;
370			my $oy = $self->{y}; my $iy = int $oy / TILESIZE;
371
372			# get_rectangles is buggy in older versions
373	root	1.22	my @rectangles = $Gtk2::VERSION >= 1.104
374	root	1.18	? $event->region->get_rectangles : $event->area;
375
376			for my $area (@rectangles) {
377			my ($x, $y, $w, $h) = $area->values; # x y w h
378
379			my @x = ((int ($ox + $x) / TILESIZE) .. int +($ox + $x + $w + TILESIZE - 1) / TILESIZE);
380			my @y = ((int ($oy + $y) / TILESIZE) .. int +($oy + $y + $h + TILESIZE - 1) / TILESIZE);
381
382			my $window = $self->{window};
383
384			my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 0, 8, TILESIZE * (@x + 1), TILESIZE * (@y + 1);
385			$pb->fill (0xff69b400);
386
387			for my $x (@x) {
388			my $dx = ($x - $x[0]) * TILESIZE;
389	root	1.19	my $oss = $self->{map}{map}[$x];
390	root	1.18
391			for my $y (@y) {
392			my $dy = ($y - $y[0]) * TILESIZE;
393
394	root	1.19	for my $a (@{$oss->[$y]}) {
395	root	1.18	$TILE->composite ($pb,
396			$dx, $dy,
397			TILESIZE, TILESIZE,
398	root	1.19	$dx - ($a->{_face} % 64) * TILESIZE, $dy - TILESIZE * int $a->{_face} / 64,
399	root	1.18	1, 1, 'nearest', 255
400			);
401			}
402			}
403			}
404
405			$pb->render_to_drawable ($window, $self->style->black_gc,
406			0, 0,
407			$x[0] * TILESIZE - $ox, $y[0] * TILESIZE - $oy,
408			TILESIZE * @x, TILESIZE * @y,
409			'max', 0, 0);
410			}
411
412			$_->[4]->($self, $_->[0] - $self->{x}, $_->[1] - $self->{y})
413			for values %{ $self->{overlay} \|\| {} };
414			}
415
416			sub get {
417			my ($self, $x, $y) = @_;
418
419	root	1.21	return unless $x >= 0 && $x < $self->{map}{width}
420			&& $y >= 0 && $y < $self->{map}{height};
421
422	root	1.19	Storable::dclone $self->{map}{map}[$x][$y] \|\| []
423	root	1.18	}
424
425			sub set {
426			my ($self, $x, $y, $as) = @_;
427
428	root	1.19	my $data = $self->{map}{map};
429
430			my $prev_as = $data->[$x][$y] \|\| [];
431
432			my ($x1, $y1, $x2, $y2) = ($x, $y) x 2;
433
434			# remove possible overlay tiles
435			for my $a (@$prev_as) {
436			next if $a->{_virtual};
437
438			if (my $more = $a->{_more}) {
439			for (@$more) {
440			my ($x, $y) = @$_;
441
442			$x1 = min $x1, $x; $y1 = min $y1, $y;
443			$x2 = max $x2, $x; $y2 = max $y2, $y;
444
445			$data->[$x][$y] = [ grep $_->{_virtual} != $a, @{ $data->[$x][$y] } ];
446			}
447			}
448			}
449
450			# preserve our overlay tiles, put them on top
451			$as = [
452			(grep !$_->{_virtual}, @$as),
453			(grep $_->{_virtual}, @$prev_as),
454			];
455
456			for my $a (@$as) {
457			next if $a->{_virtual};
458
459	root	1.29	my $o = $ARCH{$a->{_name}} \|\| $ARCH{empty_archetype}
460			or (warn "archetype $a->{_name} is unknown at ($x\|$y)\n"), next;
461	root	1.19
462	root	1.28	my $face = $FACE{$a->{face} \|\| $o->{face} \|\| "blank.111"}
463	root	1.19	or (warn "no gfx found for arch '$a->{_name}' at ($x\|$y)\n"), next;
464	root	1.18
465	root	1.19	$a->{_face} = $face->{idx};
466
467			if ($face->{w} > 1 \|\| $face->{h} > 1) {
468			# bigfaces
469
470	root	1.25	$x2 = max $x2, $x + $face->{w} - 1;
471			$y2 = max $y2, $y + $face->{h} - 1;
472
473	root	1.19	for my $ox (0 .. $face->{w} - 1) {
474			for my $oy (0 .. $face->{h} - 1) {
475	root	1.25	next unless $ox \|\| $oy;
476
477	root	1.20	push @{ $a->{_more} }, [$x+$ox, $y+$oy];
478	root	1.19	push @{ $data->[$x+$ox][$y+$oy] }, {
479			_virtual => $a,
480			_virtual_x => $x,
481			_virtual_y => $y,
482			_face => $face->{idx} + $ox + $oy * $face->{w},
483			};
484			}
485			}
486	root	1.18
487	root	1.19	} elsif ($o->{more}) {
488			# linked faces, slowest and most annoying
489	root	1.18
490	root	1.19	while ($o = $o->{more}) {
491	root	1.29	my $face = $FACE{$o->{face} \|\| "blank.111"}
492	root	1.19	or (warn "no gfx found for arch '$a->{_name}' at ($x\|$y)\n"), next;
493
494	root	1.26	$x1 = min $x1, $x + $o->{x}; $y1 = min $y1, $y + $o->{y};
495			$x2 = max $x2, $x + $o->{x}; $y2 = max $y2, $y + $o->{y};
496	root	1.19
497	root	1.26	push @{ $a->{_more} }, [$x + $o->{x}, $y + $o->{y}];
498	root	1.19	push @{ $data->[$x+$o->{x}][$y+$o->{y}] }, {
499			_virtual => $a,
500			_virtual_x => $x,
501			_virtual_y => $y,
502			_face => $face->{idx},
503			};
504			}
505			}
506	root	1.18	}
507
508	root	1.19	$data->[$x][$y] = $as;
509	root	1.18
510	root	1.19	$self->queue_draw_area (
511			$x1 * TILESIZE - $self->{x}, $y1 * TILESIZE - $self->{y},
512	root	1.25	($x2 - $x1 + 1) * TILESIZE, ($y2 - $y1 + 1) * TILESIZE,
513	root	1.19	);
514
515			delete $self->{tipinfo}; $self->update_tooltip;
516	root	1.18
517			}
518
519	root	1.23	sub change_begin {
520			my ($self, $title) = @_;
521
522			$self->{change} \|\|= {
523			title => $title,
524			};
525			$self->{change}{nest}++;
526			}
527
528	root	1.18	sub change_stack {
529			my ($self, $x, $y, $as) = @_;
530	root	1.1
531	root	1.18	$self->{change}{map}[$x][$y] \|\|= [$x, $y, $self->{map}{map}[$x][$y]];
532	root	1.1
533	root	1.31	$self->signal_emit (stack_change => $x, $y, $as);
534	root	1.18	}
535	root	1.1
536	root	1.18	sub change_end {
537			my ($self) = @_;
538	root	1.11
539	root	1.18	--$self->{change}{nest} and return;
540	root	1.1
541	root	1.18	my $change = delete $self->{change};
542	root	1.1
543	root	1.18	delete $change->{nest};
544	root	1.1
545	root	1.18	$change->{set} = [
546			grep $_,
547			map @$_,
548			grep $_,
549			@{ delete $change->{map} \|\| [] }
550			];
551	root	1.1
552	root	1.18	@{ $change->{set} } or return;
553	root	1.1
554	root	1.18	$change
555			}
556	root	1.1
557	root	1.18	sub change_swap {
558			my ($self, $change) = @_;
559	root	1.1
560	root	1.18	for (@{ $change->{set} }) {
561	root	1.24	my $stack = $self->get ($_->[0], $_->[1]);
562			$self->set ($_->[0], $_->[1], $_->[2]);
563			$_->[2] = $stack;
564			}
565	root	1.1
566	root	1.24	$self->invalidate_all;
567	root	1.1	}
568
569			=back
570
571			=head1 AUTHOR
572
573			Marc Lehmann <schmorp@schmorp.de>
574
575			=cut
576
577			1
578