Deliantra-Client/DC/UI.pm

package Crossfire::Client::Widget;

use strict;

use Scalar::Util;

use SDL::OpenGL;
use SDL::OpenGL::Constants;

use Crossfire::Client;

our ($FOCUS, $HOVER, $GRAB); # various widgets

our $TOPLEVEL;
our $BUTTON_STATE;

# class methods for events
sub feed_sdl_key_down_event { 
   $FOCUS->key_down ($_[0]) if $FOCUS;
}

sub feed_sdl_key_up_event {
   $FOCUS->key_up ($_[0]) if $FOCUS;
}

sub feed_sdl_button_down_event {
   my ($ev) = @_;
   my ($x, $y) = ($ev->motion_x, $ev->motion_y);

   if (!$BUTTON_STATE) {
      my $widget = $TOPLEVEL->find_widget ($x, $y);

      $GRAB = $widget;
      $GRAB->update if $GRAB;
   }

   $BUTTON_STATE |= 1 << ($ev->button - 1);

   $GRAB->button_down ($ev) if $GRAB;
}

sub feed_sdl_button_up_event {
   my ($ev) = @_;
   my ($x, $y) = ($ev->motion_x, $ev->motion_y);

   my $widget = $GRAB || $TOPLEVEL->find_widget ($x, $y);

   $BUTTON_STATE &= ~(1 << ($ev->button - 1));

   if (!$BUTTON_STATE) {
      my $grab = $GRAB; undef $GRAB;
      $grab->update if $grab;
      $GRAB->update if $GRAB;
   }
}

sub feed_sdl_motion_event {
   my ($ev) = @_;
   my ($x, $y) = ($ev->motion_x, $ev->motion_y);

   my $widget = $GRAB || $TOPLEVEL->find_widget ($x, $y);

   if ($widget != $HOVER) {
      my $hover = $HOVER; $HOVER = $widget;

      $hover->update if $hover;
      $HOVER->update if $HOVER;
   }

   $HOVER->mouse_motion ($ev) if $HOVER;
}

sub new {
   my $class = shift;

   bless { @_ }, $class
}

sub move {
   my ($self, $x, $y, $z) = @_;
   $self->{x} = $x;
   $self->{y} = $y;
   $self->{z} = $z if defined $z;
}

sub needs_redraw {
   0
}

sub size_request {
   require Carp;
   Carp::confess "size_request is abtract";
}

sub size_allocate {
   my ($self, $w, $h) = @_;

   $self->{w} = $w;
   $self->{h} = $h;
}

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

   my $focus = $FOCUS; $FOCUS = $self;
   $focus->update if $focus;
   $FOCUS->update;
}

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

   return unless $FOCUS == $self;

   my $focus = $FOCUS; undef $FOCUS;
   $focus->update if $focus; #?
}

sub mouse_motion { }
sub button_up { }
sub button_down { }
sub key_down { }
sub key_up { }

sub w { $_[0]{w} = $_[1] if @_ > 1; $_[0]{w} }
sub h { $_[0]{h} = $_[1] if @_ > 1; $_[0]{h} }
sub x { $_[0]{x} = $_[1] if @_ > 1; $_[0]{x} }
sub y { $_[0]{y} = $_[1] if @_ > 1; $_[0]{y} }
sub z { $_[0]{z} = $_[1] if @_ > 1; $_[0]{z} }

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

   glPushMatrix;
   glTranslate $self->{x}, $self->{y}, 0;
   $self->_draw;
   if ($self == $HOVER) {
      glColor 1, 1, 1, 0.4;
      glEnable GL_BLEND;
      glBegin GL_QUADS;
      glVertex 0         , 0;
      glVertex $self->{w}, 0;
      glVertex $self->{w}, $self->{h};
      glVertex 0         , $self->{h};
      glEnd;
      glDisable GL_BLEND;
   }
   glPopMatrix;
}

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

   warn "no draw defined for $self\n";
}

sub bbox {
   my ($self) = @_;
   my ($w, $h) = $self->size_request;
   (
     $self->{x},
     $self->{y},
     $self->{x} = $w,
     $self->{y} = $h
   )
}

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

   return $self
      if $x >= $self->{x} && $x < $self->{x} + $self->{w}
          && $y >= $self->{y} && $y < $self->{y} + $self->{h};

   ()
}

sub del_parent { $_[0]->{parent} = undef }

sub set_parent {
   my ($self, $par) = @_;

   $self->{parent} = $par;
   Scalar::Util::weaken $self->{parent};
}

sub get_parent {
   $_[0]->{parent}
}

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

   $self->{parent}->update
      if $self->{parent};
}

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

   #$self->deactivate;
}

#############################################################################

package Crossfire::Client::Widget::Container;

our @ISA = Crossfire::Client::Widget::;

sub new {
   my ($class, @widgets) = @_;

   my $self = $class->SUPER::new (children => []);
   $self->add ($_) for @widgets;

   $self
}

sub add {
   my ($self, $chld, $expand) = @_;

   $chld->{expand} = $expand;
   $chld->set_parent ($self);

   @{$self->{children}} =
      sort { $a->{z} <=> $b->{z} }
         @{$self->{children}}, $chld;

   $self->size_allocate ($self->{w}, $self->{h})
      if $self->{w}; #TODO: check for "realised state"
}

sub remove {
   my ($self, $widget) = @_;

   $self->{children} = [ grep $_ != $widget, @{ $self->{children} } ];

   $self->size_allocate ($self->{w}, $self->{h});
}

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

   $x -= $self->{x};
   $y -= $self->{y};

   my $res;

   for (reverse @{ $self->{children} }) {
      $res = $_->find_widget ($x, $y)
         and return $res;
   }

   $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
}

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

   $_->draw for @{$self->{children}};
}

#############################################################################

package Crossfire::Client::Widget::Bin;

our @ISA = Crossfire::Client::Widget::Container::;

sub child { $_[0]->{children}[0] }

sub size_request {
   $_[0]{children}[0]->size_request if $_[0]{children}[0];
}

sub size_allocate {
   my ($self, $w, $h) = @_;

   $self->SUPER::size_allocate ($w, $h);
   $self->{children}[0]->size_allocate ($w, $h)
      if $self->{children}[0]
}

#############################################################################

package Crossfire::Client::Widget::Window;

our @ISA = Crossfire::Client::Widget::Bin::;

use SDL::OpenGL;

sub new {
   my ($class, $x, $y, $z, $w, $h) = @_;

   my $self = $class->SUPER::new;

   @$self{qw(x y z w h)} = ($x, $y, $z, $w, $h);
}

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

   $self->render_chld;
   $self->SUPER::update;
}

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

   $self->{texture} =
      Crossfire::Client::Texture->new_from_opengl (
         $self->{w}, $self->{h}, sub { $self->child->draw }
      );
}

sub size_allocate {
   my ($self, $w, $h) = @_;

   $self->{w} = $w;
   $self->{h} = $h;

   $self->child->size_allocate ($w, $h);

   $self->render_chld;
}

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

   my ($w, $h) = ($self->w, $self->h);

   my $tex = $self->{texture}
      or return;

   glEnable GL_BLEND;
   glEnable GL_TEXTURE_2D;
   glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;

   $tex->draw_quad (0, 0, $w, $h);

   glDisable GL_BLEND;
   glDisable GL_TEXTURE_2D;
}

#############################################################################

package Crossfire::Client::Widget::Frame;

our @ISA = Crossfire::Client::Widget::Bin::;

use SDL::OpenGL;

sub size_request {
   my ($self) = @_;
   my $chld = $self->child
      or return (0, 0);

   $chld->move (2, 2);

   map { $_ + 4 } $chld->size_request;
}

sub size_allocate {
   my ($self, $w, $h) = @_;
   
   $self->{w} = $w;
   $self->{h} = $h;

   $self->child->size_allocate ($w - 4, $h - 4);
   $self->child->move (2, 2);
}

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

   my $chld = $self->child;

   my ($w, $h) = $chld->size_request;

   glBegin GL_QUADS;
   glColor 0, 0, 0;
   glVertex 0      , 0;
   glVertex 0      , $h + 4;
   glVertex $w + 4 , $h + 4;
   glVertex $w + 4 , 0;
   glEnd;

   $chld->draw;
}

#############################################################################

package Crossfire::Client::Widget::FancyFrame;

our @ISA = Crossfire::Client::Widget::Bin::;

use SDL::OpenGL;

my @tex = 
      map { new_from_file Crossfire::Client::Texture Crossfire::Client::find_rcfile $_ }
         qw(d1_bg.png d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);

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

   my ($w, $h) = $self->SUPER::size_request;

   $h += $tex[1]->{height};
   $h += $tex[4]->{height};
   $w += $tex[2]->{width};
   $w += $tex[3]->{width};

   ($w, $h)
}

sub size_allocate {
   my ($self, $w, $h) = @_;

   $self->SUPER::size_allocate ($w, $h);

   $h -= $tex[1]->{height};
   $h -= $tex[4]->{height};
   $w -= $tex[2]->{width};
   $w -= $tex[3]->{width};

   $h = $h < 0 ? 0 : $h;
   $w = $w < 0 ? 0 : $w;

   $self->child->size_allocate ($w, $h);
   $self->child->move ($tex[3]->{width}, $tex[1]->{height});
}

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

   my ($w, $h) = ($self->{w}, $self->{h});
   my ($cw, $ch) = ($self->child->{w}, $self->child->{h});

   glEnable GL_BLEND;
   glEnable GL_TEXTURE_2D;
   glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
   glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;

   my $top = $tex[1];
   $top->draw_quad (0, 0, $w, $top->{height});

   my $left = $tex[3];
   $left->draw_quad (0, $top->{height}, $left->{width}, $ch);

   my $right = $tex[2];
   $right->draw_quad ($w - $right->{width}, $top->{height}, $right->{width}, $ch);

   my $bottom = $tex[4];
   $bottom->draw_quad (0, $h - $bottom->{height}, $w, $bottom->{height});

   my $bg = $tex[0];
   glBindTexture GL_TEXTURE_2D, $bg->{name};
   glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
   glTexParameter  GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT;
   glTexParameter  GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT;

   my $rep_x = $cw / $bg->{width};
   my $rep_y = $ch / $bg->{height};

   $bg->draw_quad ($left->{width}, $top->{height}, $cw, $ch);

   glDisable GL_BLEND;
   glDisable GL_TEXTURE_2D;

   $self->child->draw;

}

#############################################################################

package Crossfire::Client::Widget::Table;

our @ISA = Crossfire::Client::Widget::Bin::;

use SDL::OpenGL;

sub add {
   my ($self, $x, $y, $chld) = @_;
   my $old_chld = $self->{children}[$y][$x];

   $self->{children}[$y][$x] = $chld;
   $chld->set_parent ($self);
   $self->update;
}

sub max_row_height {
   my ($self, $row) = @_;

   my $hs = 0;
   for (my $xi = 0; $xi <= $#{$self->{children}->[$row] || []}; $xi++) {
      my $c = $self->{children}->[$row]->[$xi];
      if ($c) {
         my ($w, $h) = $c->size_request;
         if ($hs < $h) { $hs = $h }
      }
   }
   return $hs;
}

sub max_col_width {
   my ($self, $col) = @_;

   my $ws = 0;
   for (my $yi = 0; $yi <= $#{$self->{children} || []}; $yi++) {
      my $c = ($self->{children}->[$yi] || [])->[$col];
      if ($c) {
         my ($w, $h) = $c->size_request;
         if ($ws < $w) { $ws = $w }
      }
   }
   return $ws;
}

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

   my ($hs, $ws) = (0, 0);

   for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
      $hs += $self->max_row_height ($yi);
   }

   for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
      my $wm = 0;
      for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) {
         $wm += $self->max_col_width ($xi)
      }
      if ($ws < $wm) { $ws = $wm }
   }

   return ($ws, $hs);
}

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

   my $y = 0;
   for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
      my $x = 0;

      for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) {

         my $c = $self->{children}->[$yi]->[$xi];
         if ($c) {
            $c->move ($x, $y, 0); #TODO: Move to size_request
            $c->draw if $c;
         }

         $x += $self->max_col_width ($xi);
      }

      $y += $self->max_row_height ($yi);
   }
}

#############################################################################

package Crossfire::Client::Widget::VBox;

our @ISA = Crossfire::Client::Widget::Container::;

use SDL::OpenGL;

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

   my @alloc = map [$_->size_request], @{$self->{children}};

   (
      (List::Util::max map $_->[0], @alloc),
      (List::Util::sum map $_->[1], @alloc),
   )
}

sub size_allocate {
   my ($self, $w, $h) = @_;

   $self->w ($w);
   $self->h ($h);

   my $exp;
   my @oth;
   # find expand widget
   for (@{$self->{children}}) {
      if ($_->{expand}) {
         $exp = $_;
         last;
      }
      push @oth, $_;
   }

   my ($ow, $oh);

   # get sizes of other widgets
   for (@oth) {
      my ($w, $h) = $_->size_request;
      $oh += $h;
      if ($ow < $w) { $ow = $w }
   }

   my $y = 0;
   for (@{$self->{children}}) {
      $_->move (0, $y);

      if ($_ == $exp) {
         $_->size_allocate ($w, $h - $oh);
         $y += $h - $oh;
      } else {
         my ($cw, $h) = $_->size_request;
         $_->size_allocate ($w, $h);
         $y += $h;
      }
   }
}

#############################################################################

package Crossfire::Client::Widget::Label;

our @ISA = Crossfire::Client::Widget::;

use SDL::OpenGL;

sub new {
   my ($class, $x, $y, $z, $height, $text) = @_;

   $height ||= $::FONTSIZE;

   # TODO: color, and make height, xyz etc. optional
   my $self = $class->SUPER::new (x => $x, y => $y, z => $z, height => $height);

   $self->set_text ($text);

   $self
}

sub set_text {
   my ($self, $text) = @_;

   $self->{text} = $text;
   $self->{texture} = new_from_text Crossfire::Client::Texture $text, $self->{height};

   $self->update;
}

sub get_text {
   my ($self, $text) = @_;

   $self->{text}
}

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

   if ($self->{texture}{width} > 1 && $self->{texture}{height} > 1) { #TODO: hack
      (
         $self->{texture}{width},
         $self->{texture}{height},
      )
   } else {
      my ($w, $h, $data) = Crossfire::Client::font_render "Yy", $self->{height};

      ($w, $h)
   }

}

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

   my $tex = $self->{texture};

   glEnable GL_BLEND;
   glEnable GL_TEXTURE_2D;
   glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
   glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;

   glColor 1, 0, 0, 1; # TODO color

   $tex->draw_quad (0, 0);

   glDisable GL_BLEND;
   glDisable GL_TEXTURE_2D;
}

#############################################################################

package Crossfire::Client::Widget::Entry;

our @ISA = Crossfire::Client::Widget::Label::;

use SDL;
use SDL::OpenGL;

sub key_down {
   my ($self, $ev) = @_;

   my $mod = $ev->key_mod;
   my $sym = $ev->key_sym;

   my $uni = $ev->key_unicode;

   my $text = $self->get_text;

   if ($sym == SDLK_BACKSPACE) {
      substr $text, -1, 1, '';
   } elsif ($uni) {
      $text .= chr $uni;
      print "$uni <$text>\n";#d#
   }

   $self->set_text ($text);
}

sub button_down {
   my ($self, $ev) = @_;

   $self->focus_in;
}

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

   if ($FOCUS == $self) {
      glColor 1, 1, 1;
   } else {
      glColor 0.7, 0.7, 0.7;
   }

   glBegin GL_QUADS;
   glVertex 0             , 0;
   glVertex 0             , $self->{h} - 1;
   glVertex $self->{w} - 1, $self->{h} - 1;
   glVertex $self->{w} - 1, 0;
   glEnd;

   $self->SUPER::_draw;
}

#############################################################################

package Crossfire::Client::Widget::MapWidget;

use strict;

use List::Util qw(min max);

use SDL;
use SDL::OpenGL;
use SDL::OpenGL::Constants;

our @ISA = Crossfire::Client::Widget::;

sub key_down {
   print "MAPKEYDOWN\n";
}

sub key_up {
}

sub size_request {
   (
      1 + int $::WIDTH  / 32,
      1 + int $::HEIGHT / 32,
   )
}

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

   my $mx = $::CONN->{mapx};
   my $my = $::CONN->{mapy};

   my $map = $::CONN->{map};

   my ($xofs, $yofs);

   my $sw = 1 + int $::WIDTH  / 32;
   my $sh = 1 + int $::HEIGHT / 32;

   if ($::CONN->{mapw} > $sw) {
      $xofs = $mx + ($::CONN->{mapw} - $sw) * 0.5;
   } else {
      $xofs = $self->{xofs} = min $mx, max $mx + $::CONN->{mapw} - $sw + 1, $self->{xofs};
   }

   if ($::CONN->{maph} > $sh) {
      $yofs = $my + ($::CONN->{maph} - $sh) * 0.5;
   } else {
      $yofs = $self->{yofs} = min $my, max $my + $::CONN->{maph} - $sh + 1, $self->{yofs};
   }

   glEnable GL_TEXTURE_2D;
   glEnable GL_BLEND;
   glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;

   my $sw4 = ($sw + 3) & ~3;
   my $darkness = "\x00" x ($sw4 * $sh);

   for my $x (0 .. $sw - 1) {
      my $row = $map->[$x + $xofs];
      for my $y (0 .. $sh - 1) {

         my $cell = $row->[$y + $yofs]
            or next;

         my $dark = $cell->[0];
         if ($dark < 0) {
            substr $darkness, $y * $sw4 + $x, 1, chr 224;
         } else {
            substr $darkness, $y * $sw4 + $x, 1, chr 255 - $dark;
         }

         for my $num (grep $_, @$cell[1,2,3]) {
            my $tex = $::CONN->{face}[$num]{texture} || next;
            
            my $w = $tex->{width};
            my $h = $tex->{height};

            $tex->draw_quad (($x + 1) * 32 - $w, ($y + 1) * 32 - $h, $w, $h);
         }
      }
   }

#   if (1) { # higher quality darkness
#      $lighting =~ s/(.)/$1$1$1/gs;
#      my $pb = new_from_data Gtk2::Gdk::Pixbuf $lighting, "rgb", 0, 8, $sw4, $sh, $sw4 * 3;
#
#      $pb = $pb->scale_simple ($sw4 * 0.5, $sh * 0.5, "bilinear");
#
#      $lighting = $pb->get_pixels;
#      $lighting =~ s/(.)../$1/gs;
#   }

   glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
   glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;

   $darkness = new Crossfire::Client::Texture
      width          => $sw4,
      height         => $sh,
      data           => $darkness,
      internalformat => GL_ALPHA,
      format         => GL_ALPHA;

   glColor 0.45, 0.45, 0.45, 1;
   $darkness->draw_quad (0, 0, $sw4 * 32, $sh * 32);

   glDisable GL_TEXTURE_2D;
   glDisable GL_BLEND;
}

my %DIR = (
   SDLK_KP8, [1, "north"],
   SDLK_KP9, [2, "northeast"],
   SDLK_KP6, [3, "east"],
   SDLK_KP3, [4, "southeast"],
   SDLK_KP2, [5, "south"],
   SDLK_KP1, [6, "southwest"],
   SDLK_KP4, [7, "west"],
   SDLK_KP7, [8, "northwest"],

   SDLK_UP,    [1, "north"],
   SDLK_RIGHT, [3, "east"],
   SDLK_DOWN,  [5, "south"],
   SDLK_LEFT,  [7, "west"],
);

sub key_down {
   my ($self, $ev) = @_;

   my $mod = $ev->key_mod;
   my $sym = $ev->key_sym;

   if ($sym == SDLK_KP5) {
      $::CONN->send ("command stay fire");
   } elsif (exists $DIR{$sym}) {
      if ($mod & KMOD_SHIFT) {
         $self->{shft}++;
         $::CONN->send ("command fire $DIR{$sym}[0]");
      } elsif ($mod & KMOD_CTRL) {
         $self->{ctrl}++;
         $::CONN->send ("command run $DIR{$sym}[0]");
      } else {
         $::CONN->send ("command $DIR{$sym}[1]");
      }
   }
}

sub key_up {
   my ($self, $ev) = @_;

   my $mod = $ev->key_mod;
   my $sym = $ev->key_sym;

   if (!($mod & KMOD_SHIFT) && delete $self->{shft}) {
      $::CONN->send ("command fire_stop");
   }
   if (!($mod & KMOD_CTRL ) && delete $self->{ctrl}) {
      $::CONN->send ("command run_stop");
   }
}

#############################################################################

package Crossfire::Client::Widget::Animator;

use SDL::OpenGL;

our @ISA = Crossfire::Client::Widget::Bin::;

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

   $self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
   $self->{speed}  = 0.001;
   $self->{time}   = 1;
   
   ::animation_start $self;
}

sub animate {
   my ($self, $interval) = @_;

   printf "%5.2f\n", 1 / $interval if $interval;#d#

   $self->{time} -= $interval * $self->{speed};
   if ($self->{time} <= 0) {
      $self->{time} = 0;
      ::animation_stop $self;
   }

   my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
      
   $self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
   $self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
}

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

   glPushMatrix;
   glRotate $self->{time} * 1000, 0, 1, 0;
   $self->{children}[0]->draw;
   glPopMatrix;
}

#############################################################################

package Crossfire::Client::Widget::Toplevel;

our @ISA = Crossfire::Client::Widget::Container::;

sub size_request {
   ($::WIDTH, $::HEIGHT)
}

sub size_allocate {
   my ($self, $w, $h) = @_;

   $self->SUPER::size_allocate ($w, $h);

   $_->size_allocate ($_->size_request)
      for @{$self->{children}};
}

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

   $self->size_allocate ($self->size_request);
   ::refresh ();
}

sub add {
   my ($self, $widget) = @_;

   $self->SUPER::add ($widget);

   $widget->size_allocate ($widget->size_request);
}

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

   $self->_draw;
}

#############################################################################

package Crossfire::Client::Widget;

$TOPLEVEL = new Crossfire::Client::Widget::Toplevel;

1

Revision:	1.57
Committed:	Mon Apr 10 22:53:49 2006 UTC (18 years, 1 month ago) by root
Branch:	MAIN
Changes since 1.56:	+16 -19 lines
Log Message:	* empty log message *
#	Content
1	package Crossfire::Client::Widget;
2
3	use strict;
4
5	use Scalar::Util;
6
7	use SDL::OpenGL;
8	use SDL::OpenGL::Constants;
9
10	use Crossfire::Client;
11
12	our ($FOCUS, $HOVER, $GRAB); # various widgets
13
14	our $TOPLEVEL;
15	our $BUTTON_STATE;
16
17	# class methods for events
18	sub feed_sdl_key_down_event {
19	$FOCUS->key_down ($_[0]) if $FOCUS;
20	}
21
22	sub feed_sdl_key_up_event {
23	$FOCUS->key_up ($_[0]) if $FOCUS;
24	}
25
26	sub feed_sdl_button_down_event {
27	my ($ev) = @_;
28	my ($x, $y) = ($ev->motion_x, $ev->motion_y);
29
30	if (!$BUTTON_STATE) {
31	my $widget = $TOPLEVEL->find_widget ($x, $y);
32
33	$GRAB = $widget;
34	$GRAB->update if $GRAB;
35	}
36
37	$BUTTON_STATE \|= 1 << ($ev->button - 1);
38
39	$GRAB->button_down ($ev) if $GRAB;
40	}
41
42	sub feed_sdl_button_up_event {
43	my ($ev) = @_;
44	my ($x, $y) = ($ev->motion_x, $ev->motion_y);
45
46	my $widget = $GRAB \|\| $TOPLEVEL->find_widget ($x, $y);
47
48	$BUTTON_STATE &= ~(1 << ($ev->button - 1));
49
50	if (!$BUTTON_STATE) {
51	my $grab = $GRAB; undef $GRAB;
52	$grab->update if $grab;
53	$GRAB->update if $GRAB;
54	}
55	}
56
57	sub feed_sdl_motion_event {
58	my ($ev) = @_;
59	my ($x, $y) = ($ev->motion_x, $ev->motion_y);
60
61	my $widget = $GRAB \|\| $TOPLEVEL->find_widget ($x, $y);
62
63	if ($widget != $HOVER) {
64	my $hover = $HOVER; $HOVER = $widget;
65
66	$hover->update if $hover;
67	$HOVER->update if $HOVER;
68	}
69
70	$HOVER->mouse_motion ($ev) if $HOVER;
71	}
72
73	sub new {
74	my $class = shift;
75
76	bless { @_ }, $class
77	}
78
79	sub move {
80	my ($self, $x, $y, $z) = @_;
81	$self->{x} = $x;
82	$self->{y} = $y;
83	$self->{z} = $z if defined $z;
84	}
85
86	sub needs_redraw {
87	0
88	}
89
90	sub size_request {
91	require Carp;
92	Carp::confess "size_request is abtract";
93	}
94
95	sub size_allocate {
96	my ($self, $w, $h) = @_;
97
98	$self->{w} = $w;
99	$self->{h} = $h;
100	}
101
102	sub focus_in {
103	my ($self) = @_;
104
105	my $focus = $FOCUS; $FOCUS = $self;
106	$focus->update if $focus;
107	$FOCUS->update;
108	}
109
110	sub focus_out {
111	my ($self) = @_;
112
113	return unless $FOCUS == $self;
114
115	my $focus = $FOCUS; undef $FOCUS;
116	$focus->update if $focus; #?
117	}
118
119	sub mouse_motion { }
120	sub button_up { }
121	sub button_down { }
122	sub key_down { }
123	sub key_up { }
124
125	sub w { $_[0]{w} = $_[1] if @_ > 1; $_[0]{w} }
126	sub h { $_[0]{h} = $_[1] if @_ > 1; $_[0]{h} }
127	sub x { $_[0]{x} = $_[1] if @_ > 1; $_[0]{x} }
128	sub y { $_[0]{y} = $_[1] if @_ > 1; $_[0]{y} }
129	sub z { $_[0]{z} = $_[1] if @_ > 1; $_[0]{z} }
130
131	sub draw {
132	my ($self) = @_;
133
134	glPushMatrix;
135	glTranslate $self->{x}, $self->{y}, 0;
136	$self->_draw;
137	if ($self == $HOVER) {
138	glColor 1, 1, 1, 0.4;
139	glEnable GL_BLEND;
140	glBegin GL_QUADS;
141	glVertex 0 , 0;
142	glVertex $self->{w}, 0;
143	glVertex $self->{w}, $self->{h};
144	glVertex 0 , $self->{h};
145	glEnd;
146	glDisable GL_BLEND;
147	}
148	glPopMatrix;
149	}
150
151	sub _draw {
152	my ($self) = @_;
153
154	warn "no draw defined for $self\n";
155	}
156
157	sub bbox {
158	my ($self) = @_;
159	my ($w, $h) = $self->size_request;
160	(
161	$self->{x},
162	$self->{y},
163	$self->{x} = $w,
164	$self->{y} = $h
165	)
166	}
167
168	sub find_widget {
169	my ($self, $x, $y) = @_;
170
171	return $self
172	if $x >= $self->{x} && $x < $self->{x} + $self->{w}
173	&& $y >= $self->{y} && $y < $self->{y} + $self->{h};
174
175	()
176	}
177
178	sub del_parent { $_[0]->{parent} = undef }
179
180	sub set_parent {
181	my ($self, $par) = @_;
182
183	$self->{parent} = $par;
184	Scalar::Util::weaken $self->{parent};
185	}
186
187	sub get_parent {
188	$_[0]->{parent}
189	}
190
191	sub update {
192	my ($self) = @_;
193
194	$self->{parent}->update
195	if $self->{parent};
196	}
197
198	sub DESTROY {
199	my ($self) = @_;
200
201	#$self->deactivate;
202	}
203
204	#############################################################################
205
206	package Crossfire::Client::Widget::Container;
207
208	our @ISA = Crossfire::Client::Widget::;
209
210	sub new {
211	my ($class, @widgets) = @_;
212
213	my $self = $class->SUPER::new (children => []);
214	$self->add ($_) for @widgets;
215
216	$self
217	}
218
219	sub add {
220	my ($self, $chld, $expand) = @_;
221
222	$chld->{expand} = $expand;
223	$chld->set_parent ($self);
224
225	@{$self->{children}} =
226	sort { $a->{z} <=> $b->{z} }
227	@{$self->{children}}, $chld;
228
229	$self->size_allocate ($self->{w}, $self->{h})
230	if $self->{w}; #TODO: check for "realised state"
231	}
232
233	sub remove {
234	my ($self, $widget) = @_;
235
236	$self->{children} = [ grep $_ != $widget, @{ $self->{children} } ];
237
238	$self->size_allocate ($self->{w}, $self->{h});
239	}
240
241	sub find_widget {
242	my ($self, $x, $y) = @_;
243
244	$x -= $self->{x};
245	$y -= $self->{y};
246
247	my $res;
248
249	for (reverse @{ $self->{children} }) {
250	$res = $_->find_widget ($x, $y)
251	and return $res;
252	}
253
254	$self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
255	}
256
257	sub _draw {
258	my ($self) = @_;
259
260	$_->draw for @{$self->{children}};
261	}
262
263	#############################################################################
264
265	package Crossfire::Client::Widget::Bin;
266
267	our @ISA = Crossfire::Client::Widget::Container::;
268
269	sub child { $_[0]->{children}[0] }
270
271	sub size_request {
272	$_[0]{children}[0]->size_request if $_[0]{children}[0];
273	}
274
275	sub size_allocate {
276	my ($self, $w, $h) = @_;
277
278	$self->SUPER::size_allocate ($w, $h);
279	$self->{children}[0]->size_allocate ($w, $h)
280	if $self->{children}[0]
281	}
282
283	#############################################################################
284
285	package Crossfire::Client::Widget::Window;
286
287	our @ISA = Crossfire::Client::Widget::Bin::;
288
289	use SDL::OpenGL;
290
291	sub new {
292	my ($class, $x, $y, $z, $w, $h) = @_;
293
294	my $self = $class->SUPER::new;
295
296	@$self{qw(x y z w h)} = ($x, $y, $z, $w, $h);
297	}
298
299	sub update {
300	my ($self) = @_;
301
302	$self->render_chld;
303	$self->SUPER::update;
304	}
305
306	sub render_chld {
307	my ($self) = @_;
308
309	$self->{texture} =
310	Crossfire::Client::Texture->new_from_opengl (
311	$self->{w}, $self->{h}, sub { $self->child->draw }
312	);
313	}
314
315	sub size_allocate {
316	my ($self, $w, $h) = @_;
317
318	$self->{w} = $w;
319	$self->{h} = $h;
320
321	$self->child->size_allocate ($w, $h);
322
323	$self->render_chld;
324	}
325
326	sub _draw {
327	my ($self) = @_;
328
329	my ($w, $h) = ($self->w, $self->h);
330
331	my $tex = $self->{texture}
332	or return;
333
334	glEnable GL_BLEND;
335	glEnable GL_TEXTURE_2D;
336	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
337
338	$tex->draw_quad (0, 0, $w, $h);
339
340	glDisable GL_BLEND;
341	glDisable GL_TEXTURE_2D;
342	}
343
344	#############################################################################
345
346	package Crossfire::Client::Widget::Frame;
347
348	our @ISA = Crossfire::Client::Widget::Bin::;
349
350	use SDL::OpenGL;
351
352	sub size_request {
353	my ($self) = @_;
354	my $chld = $self->child
355	or return (0, 0);
356
357	$chld->move (2, 2);
358
359	map { $_ + 4 } $chld->size_request;
360	}
361
362	sub size_allocate {
363	my ($self, $w, $h) = @_;
364
365	$self->{w} = $w;
366	$self->{h} = $h;
367
368	$self->child->size_allocate ($w - 4, $h - 4);
369	$self->child->move (2, 2);
370	}
371
372	sub _draw {
373	my ($self) = @_;
374
375	my $chld = $self->child;
376
377	my ($w, $h) = $chld->size_request;
378
379	glBegin GL_QUADS;
380	glColor 0, 0, 0;
381	glVertex 0 , 0;
382	glVertex 0 , $h + 4;
383	glVertex $w + 4 , $h + 4;
384	glVertex $w + 4 , 0;
385	glEnd;
386
387	$chld->draw;
388	}
389
390	#############################################################################
391
392	package Crossfire::Client::Widget::FancyFrame;
393
394	our @ISA = Crossfire::Client::Widget::Bin::;
395
396	use SDL::OpenGL;
397
398	my @tex =
399	map { new_from_file Crossfire::Client::Texture Crossfire::Client::find_rcfile $_ }
400	qw(d1_bg.png d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);
401
402	sub size_request {
403	my ($self) = @_;
404
405	my ($w, $h) = $self->SUPER::size_request;
406
407	$h += $tex[1]->{height};
408	$h += $tex[4]->{height};
409	$w += $tex[2]->{width};
410	$w += $tex[3]->{width};
411
412	($w, $h)
413	}
414
415	sub size_allocate {
416	my ($self, $w, $h) = @_;
417
418	$self->SUPER::size_allocate ($w, $h);
419
420	$h -= $tex[1]->{height};
421	$h -= $tex[4]->{height};
422	$w -= $tex[2]->{width};
423	$w -= $tex[3]->{width};
424
425	$h = $h < 0 ? 0 : $h;
426	$w = $w < 0 ? 0 : $w;
427
428	$self->child->size_allocate ($w, $h);
429	$self->child->move ($tex[3]->{width}, $tex[1]->{height});
430	}
431
432	sub _draw {
433	my ($self) = @_;
434
435	my ($w, $h) = ($self->{w}, $self->{h});
436	my ($cw, $ch) = ($self->child->{w}, $self->child->{h});
437
438	glEnable GL_BLEND;
439	glEnable GL_TEXTURE_2D;
440	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
441	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
442
443	my $top = $tex[1];
444	$top->draw_quad (0, 0, $w, $top->{height});
445
446	my $left = $tex[3];
447	$left->draw_quad (0, $top->{height}, $left->{width}, $ch);
448
449	my $right = $tex[2];
450	$right->draw_quad ($w - $right->{width}, $top->{height}, $right->{width}, $ch);
451
452	my $bottom = $tex[4];
453	$bottom->draw_quad (0, $h - $bottom->{height}, $w, $bottom->{height});
454
455	my $bg = $tex[0];
456	glBindTexture GL_TEXTURE_2D, $bg->{name};
457	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
458	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT;
459	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT;
460
461	my $rep_x = $cw / $bg->{width};
462	my $rep_y = $ch / $bg->{height};
463
464	$bg->draw_quad ($left->{width}, $top->{height}, $cw, $ch);
465
466	glDisable GL_BLEND;
467	glDisable GL_TEXTURE_2D;
468
469	$self->child->draw;
470
471	}
472
473	#############################################################################
474
475	package Crossfire::Client::Widget::Table;
476
477	our @ISA = Crossfire::Client::Widget::Bin::;
478
479	use SDL::OpenGL;
480
481	sub add {
482	my ($self, $x, $y, $chld) = @_;
483	my $old_chld = $self->{children}[$y][$x];
484
485	$self->{children}[$y][$x] = $chld;
486	$chld->set_parent ($self);
487	$self->update;
488	}
489
490	sub max_row_height {
491	my ($self, $row) = @_;
492
493	my $hs = 0;
494	for (my $xi = 0; $xi <= $#{$self->{children}->[$row] \|\| []}; $xi++) {
495	my $c = $self->{children}->[$row]->[$xi];
496	if ($c) {
497	my ($w, $h) = $c->size_request;
498	if ($hs < $h) { $hs = $h }
499	}
500	}
501	return $hs;
502	}
503
504	sub max_col_width {
505	my ($self, $col) = @_;
506
507	my $ws = 0;
508	for (my $yi = 0; $yi <= $#{$self->{children} \|\| []}; $yi++) {
509	my $c = ($self->{children}->[$yi] \|\| [])->[$col];
510	if ($c) {
511	my ($w, $h) = $c->size_request;
512	if ($ws < $w) { $ws = $w }
513	}
514	}
515	return $ws;
516	}
517
518	sub size_request {
519	my ($self) = @_;
520
521	my ($hs, $ws) = (0, 0);
522
523	for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
524	$hs += $self->max_row_height ($yi);
525	}
526
527	for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
528	my $wm = 0;
529	for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) {
530	$wm += $self->max_col_width ($xi)
531	}
532	if ($ws < $wm) { $ws = $wm }
533	}
534
535	return ($ws, $hs);
536	}
537
538	sub _draw {
539	my ($self) = @_;
540
541	my $y = 0;
542	for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
543	my $x = 0;
544
545	for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) {
546
547	my $c = $self->{children}->[$yi]->[$xi];
548	if ($c) {
549	$c->move ($x, $y, 0); #TODO: Move to size_request
550	$c->draw if $c;
551	}
552
553	$x += $self->max_col_width ($xi);
554	}
555
556	$y += $self->max_row_height ($yi);
557	}
558	}
559
560	#############################################################################
561
562	package Crossfire::Client::Widget::VBox;
563
564	our @ISA = Crossfire::Client::Widget::Container::;
565
566	use SDL::OpenGL;
567
568	sub size_request {
569	my ($self) = @_;
570
571	my @alloc = map [$_->size_request], @{$self->{children}};
572
573	(
574	(List::Util::max map $_->[0], @alloc),
575	(List::Util::sum map $_->[1], @alloc),
576	)
577	}
578
579	sub size_allocate {
580	my ($self, $w, $h) = @_;
581
582	$self->w ($w);
583	$self->h ($h);
584
585	my $exp;
586	my @oth;
587	# find expand widget
588	for (@{$self->{children}}) {
589	if ($_->{expand}) {
590	$exp = $_;
591	last;
592	}
593	push @oth, $_;
594	}
595
596	my ($ow, $oh);
597
598	# get sizes of other widgets
599	for (@oth) {
600	my ($w, $h) = $_->size_request;
601	$oh += $h;
602	if ($ow < $w) { $ow = $w }
603	}
604
605	my $y = 0;
606	for (@{$self->{children}}) {
607	$_->move (0, $y);
608
609	if ($_ == $exp) {
610	$_->size_allocate ($w, $h - $oh);
611	$y += $h - $oh;
612	} else {
613	my ($cw, $h) = $_->size_request;
614	$_->size_allocate ($w, $h);
615	$y += $h;
616	}
617	}
618	}
619
620	#############################################################################
621
622	package Crossfire::Client::Widget::Label;
623
624	our @ISA = Crossfire::Client::Widget::;
625
626	use SDL::OpenGL;
627
628	sub new {
629	my ($class, $x, $y, $z, $height, $text) = @_;
630
631	$height \|\|= $::FONTSIZE;
632
633	# TODO: color, and make height, xyz etc. optional
634	my $self = $class->SUPER::new (x => $x, y => $y, z => $z, height => $height);
635
636	$self->set_text ($text);
637
638	$self
639	}
640
641	sub set_text {
642	my ($self, $text) = @_;
643
644	$self->{text} = $text;
645	$self->{texture} = new_from_text Crossfire::Client::Texture $text, $self->{height};
646
647	$self->update;
648	}
649
650	sub get_text {
651	my ($self, $text) = @_;
652
653	$self->{text}
654	}
655
656	sub size_request {
657	my ($self) = @_;
658
659	if ($self->{texture}{width} > 1 && $self->{texture}{height} > 1) { #TODO: hack
660	(
661	$self->{texture}{width},
662	$self->{texture}{height},
663	)
664	} else {
665	my ($w, $h, $data) = Crossfire::Client::font_render "Yy", $self->{height};
666
667	($w, $h)
668	}
669
670	}
671
672	sub _draw {
673	my ($self) = @_;
674
675	my $tex = $self->{texture};
676
677	glEnable GL_BLEND;
678	glEnable GL_TEXTURE_2D;
679	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
680	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
681
682	glColor 1, 0, 0, 1; # TODO color
683
684	$tex->draw_quad (0, 0);
685
686	glDisable GL_BLEND;
687	glDisable GL_TEXTURE_2D;
688	}
689
690	#############################################################################
691
692	package Crossfire::Client::Widget::Entry;
693
694	our @ISA = Crossfire::Client::Widget::Label::;
695
696	use SDL;
697	use SDL::OpenGL;
698
699	sub key_down {
700	my ($self, $ev) = @_;
701
702	my $mod = $ev->key_mod;
703	my $sym = $ev->key_sym;
704
705	my $uni = $ev->key_unicode;
706
707	my $text = $self->get_text;
708
709	if ($sym == SDLK_BACKSPACE) {
710	substr $text, -1, 1, '';
711	} elsif ($uni) {
712	$text .= chr $uni;
713	print "$uni <$text>\n";#d#
714	}
715
716	$self->set_text ($text);
717	}
718
719	sub button_down {
720	my ($self, $ev) = @_;
721
722	$self->focus_in;
723	}
724
725	sub _draw {
726	my ($self) = @_;
727
728	if ($FOCUS == $self) {
729	glColor 1, 1, 1;
730	} else {
731	glColor 0.7, 0.7, 0.7;
732	}
733
734	glBegin GL_QUADS;
735	glVertex 0 , 0;
736	glVertex 0 , $self->{h} - 1;
737	glVertex $self->{w} - 1, $self->{h} - 1;
738	glVertex $self->{w} - 1, 0;
739	glEnd;
740
741	$self->SUPER::_draw;
742	}
743
744	#############################################################################
745
746	package Crossfire::Client::Widget::MapWidget;
747
748	use strict;
749
750	use List::Util qw(min max);
751
752	use SDL;
753	use SDL::OpenGL;
754	use SDL::OpenGL::Constants;
755
756	our @ISA = Crossfire::Client::Widget::;
757
758	sub key_down {
759	print "MAPKEYDOWN\n";
760	}
761
762	sub key_up {
763	}
764
765	sub size_request {
766	(
767	1 + int $::WIDTH / 32,
768	1 + int $::HEIGHT / 32,
769	)
770	}
771
772	sub _draw {
773	my ($self) = @_;
774
775	my $mx = $::CONN->{mapx};
776	my $my = $::CONN->{mapy};
777
778	my $map = $::CONN->{map};
779
780	my ($xofs, $yofs);
781
782	my $sw = 1 + int $::WIDTH / 32;
783	my $sh = 1 + int $::HEIGHT / 32;
784
785	if ($::CONN->{mapw} > $sw) {
786	$xofs = $mx + ($::CONN->{mapw} - $sw) * 0.5;
787	} else {
788	$xofs = $self->{xofs} = min $mx, max $mx + $::CONN->{mapw} - $sw + 1, $self->{xofs};
789	}
790
791	if ($::CONN->{maph} > $sh) {
792	$yofs = $my + ($::CONN->{maph} - $sh) * 0.5;
793	} else {
794	$yofs = $self->{yofs} = min $my, max $my + $::CONN->{maph} - $sh + 1, $self->{yofs};
795	}
796
797	glEnable GL_TEXTURE_2D;
798	glEnable GL_BLEND;
799	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
800
801	my $sw4 = ($sw + 3) & ~3;
802	my $darkness = "\x00" x ($sw4 * $sh);
803
804	for my $x (0 .. $sw - 1) {
805	my $row = $map->[$x + $xofs];
806	for my $y (0 .. $sh - 1) {
807
808	my $cell = $row->[$y + $yofs]
809	or next;
810
811	my $dark = $cell->[0];
812	if ($dark < 0) {
813	substr $darkness, $y * $sw4 + $x, 1, chr 224;
814	} else {
815	substr $darkness, $y * $sw4 + $x, 1, chr 255 - $dark;
816	}
817
818	for my $num (grep $_, @$cell[1,2,3]) {
819	my $tex = $::CONN->{face}[$num]{texture} \|\| next;
820
821	my $w = $tex->{width};
822	my $h = $tex->{height};
823
824	$tex->draw_quad (($x + 1) * 32 - $w, ($y + 1) * 32 - $h, $w, $h);
825	}
826	}
827	}
828
829	# if (1) { # higher quality darkness
830	# $lighting =~ s/(.)/$1$1$1/gs;
831	# my $pb = new_from_data Gtk2::Gdk::Pixbuf $lighting, "rgb", 0, 8, $sw4, $sh, $sw4 * 3;
832	#
833	# $pb = $pb->scale_simple ($sw4 * 0.5, $sh * 0.5, "bilinear");
834	#
835	# $lighting = $pb->get_pixels;
836	# $lighting =~ s/(.)../$1/gs;
837	# }
838
839	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
840	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
841
842	$darkness = new Crossfire::Client::Texture
843	width => $sw4,
844	height => $sh,
845	data => $darkness,
846	internalformat => GL_ALPHA,
847	format => GL_ALPHA;
848
849	glColor 0.45, 0.45, 0.45, 1;
850	$darkness->draw_quad (0, 0, $sw4 * 32, $sh * 32);
851
852	glDisable GL_TEXTURE_2D;
853	glDisable GL_BLEND;
854	}
855
856	my %DIR = (
857	SDLK_KP8, [1, "north"],
858	SDLK_KP9, [2, "northeast"],
859	SDLK_KP6, [3, "east"],
860	SDLK_KP3, [4, "southeast"],
861	SDLK_KP2, [5, "south"],
862	SDLK_KP1, [6, "southwest"],
863	SDLK_KP4, [7, "west"],
864	SDLK_KP7, [8, "northwest"],
865
866	SDLK_UP, [1, "north"],
867	SDLK_RIGHT, [3, "east"],
868	SDLK_DOWN, [5, "south"],
869	SDLK_LEFT, [7, "west"],
870	);
871
872	sub key_down {
873	my ($self, $ev) = @_;
874
875	my $mod = $ev->key_mod;
876	my $sym = $ev->key_sym;
877
878	if ($sym == SDLK_KP5) {
879	$::CONN->send ("command stay fire");
880	} elsif (exists $DIR{$sym}) {
881	if ($mod & KMOD_SHIFT) {
882	$self->{shft}++;
883	$::CONN->send ("command fire $DIR{$sym}[0]");
884	} elsif ($mod & KMOD_CTRL) {
885	$self->{ctrl}++;
886	$::CONN->send ("command run $DIR{$sym}[0]");
887	} else {
888	$::CONN->send ("command $DIR{$sym}[1]");
889	}
890	}
891	}
892
893	sub key_up {
894	my ($self, $ev) = @_;
895
896	my $mod = $ev->key_mod;
897	my $sym = $ev->key_sym;
898
899	if (!($mod & KMOD_SHIFT) && delete $self->{shft}) {
900	$::CONN->send ("command fire_stop");
901	}
902	if (!($mod & KMOD_CTRL ) && delete $self->{ctrl}) {
903	$::CONN->send ("command run_stop");
904	}
905	}
906
907	#############################################################################
908
909	package Crossfire::Client::Widget::Animator;
910
911	use SDL::OpenGL;
912
913	our @ISA = Crossfire::Client::Widget::Bin::;
914
915	sub moveto {
916	my ($self, $x, $y) = @_;
917
918	$self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
919	$self->{speed} = 0.001;
920	$self->{time} = 1;
921
922	::animation_start $self;
923	}
924
925	sub animate {
926	my ($self, $interval) = @_;
927
928	printf "%5.2f\n", 1 / $interval if $interval;#d#
929
930	$self->{time} -= $interval * $self->{speed};
931	if ($self->{time} <= 0) {
932	$self->{time} = 0;
933	::animation_stop $self;
934	}
935
936	my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
937
938	$self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
939	$self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
940	}
941
942	sub _draw {
943	my ($self) = @_;
944
945	glPushMatrix;
946	glRotate $self->{time} * 1000, 0, 1, 0;
947	$self->{children}[0]->draw;
948	glPopMatrix;
949	}
950
951	#############################################################################
952
953	package Crossfire::Client::Widget::Toplevel;
954
955	our @ISA = Crossfire::Client::Widget::Container::;
956
957	sub size_request {
958	($::WIDTH, $::HEIGHT)
959	}
960
961	sub size_allocate {
962	my ($self, $w, $h) = @_;
963
964	$self->SUPER::size_allocate ($w, $h);
965
966	$_->size_allocate ($_->size_request)
967	for @{$self->{children}};
968	}
969
970	sub update {
971	my ($self) = @_;
972
973	$self->size_allocate ($self->size_request);
974	::refresh ();
975	}
976
977	sub add {
978	my ($self, $widget) = @_;
979
980	$self->SUPER::add ($widget);
981
982	$widget->size_allocate ($widget->size_request);
983	}
984
985	sub draw {
986	my ($self) = @_;
987
988	$self->_draw;
989	}
990
991	#############################################################################
992
993	package Crossfire::Client::Widget;
994
995	$TOPLEVEL = new Crossfire::Client::Widget::Toplevel;
996
997	1
998