/
App.pm
182 lines (150 loc) · 4.58 KB
/
App.pm
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#!/usr/bin/env perl
#
# App.pm
#
package SDL::App;
use strict;
use warnings;
use Carp;
use SDL;
use SDL::Rect;
use SDL::Video;
use SDL::Event;
use SDL::Events;
use SDL::Surface;
use SDL::PixelFormat;
our @ISA = qw(SDL::Surface);
sub DESTROY {
}
sub new {
my $proto = shift;
my $class = ref($proto) || $proto;
my %options = @_;
# SDL_INIT_VIDEO() is 0, so check defined instead of truth.
my $init = defined $options{-init} ? $options{-init} :
SDL_INIT_EVERYTHING();
SDL::init($init);
#SDL::Init(SDL::SDL_INIT_EVERYTHING());
my $t = $options{-title} || $options{-t} || $0;
my $it = $options{-icon_title} || $options{-it} || $t;
my $ic = $options{-icon} || $options{-i} || "";
my $w = $options{-width} || $options{-w} || 800;
my $h = $options{-height} || $options{-h} || 600;
my $d = $options{-depth} || $options{-d} || 16;
my $f = $options{-flags} || $options{-f} || SDL::SDL_ANYFORMAT();
my $r = $options{-red_size} || $options{-r} || 5;
my $g = $options{-green_size} || $options{-g} || 5;
my $b = $options{-blue_size} || $options{-b} || 5;
my $a = $options{-alpha_size} || $options{-a} || 0;
my $ras = $options{-red_accum_size} || $options{-ras} || 0;
my $gas = $options{-green_accum_size} || $options{-gas} || 0;
my $bas = $options{-blue_accum_size} || $options{-bas} || 0;
my $aas = $options{-alpha_accum_size} || $options{-aas} || 0;
my $db = $options{-double_buffer} || $options{-db} || 0;
my $bs = $options{-buffer_size} || $options{-bs} || 0;
my $st = $options{-stencil_size} || $options{-st} || 0;
my $async = $options{-asyncblit} || 0;
$f |= SDL::SDL_OPENGL() if ($options{-gl} || $options{-opengl});
$f |= SDL::SDL_FULLSCREEN() if ($options{-fullscreen} || $options{-full});
$f |= SDL::SDL_RESIZABLE() if ($options{-resizeable});
$f |= SDL::SDL_DOUBLEBUF() if ($db);
$f |= SDL::SDL_ASYNCBLIT() if ($async);
if ($f & SDL::SDL_OPENGL()) {
$SDL::App::USING_OPENGL = 1;
SDL::Video::GL_set_attribute(SDL::SDL_GL_RED_SIZE(),$r) if ($r);
SDL::Video::GL_set_attribute(SDL::SDL_GL_GREEN_SIZE(),$g) if ($g);
SDL::Video::GL_set_attribute(SDL::SDL_GL_BLUE_SIZE(),$b) if ($b);
SDL::Video::GL_set_attribute(SDL::SDL_GL_ALPHA_SIZE(),$a) if ($a);
SDL::Video::GL_set_attribute(SDL::SDL_GL_RED_ACCUM_SIZE(),$ras) if ($ras);
SDL::Video::GL_set_attribute(SDL::SDL_GL_GREEN_ACCUM_SIZE(),$gas) if ($gas);
SDL::Video::GL_set_attribute(SDL::SDL_GL_BLUE_ACCUM_SIZE(),$bas) if ($bas);
SDL::Video::GL_set_attribute(SDL::SDL_GL_ALPHA_ACCUM_SIZE(),$aas) if ($aas);
SDL::Video::GL_set_attribute(SDL::SDL_GL_DOUBLEBUFFER(),$db) if ($db);
SDL::Video::GL_set_attribute(SDL::SDL_GL_BUFFER_SIZE(),$bs) if ($bs);
SDL::Video::GL_set_attribute(SDL::SDL_GL_DEPTH_SIZE(),$d);
} else {
$SDL::App::USING_OPENGL = 0;
}
my $self = SDL::Video::set_video_mode($w,$h,$d,$f)
or croak SDL::get_error();
if ($ic and -e $ic) {
my $icon = SDL::Video::load_BMP($ic);
SDL::Video::wm_set_icon($$icon);
}
SDL::Video::wm_set_caption($t,$it);
bless $self,$class;
return $self;
}
sub resize ($$$) {
my ($self,$w,$h) = @_;
my $flags = $self->flags;
if ( $flags & SDL_RESIZABLE) {
my $bpp = $self->format->BitsPerPixel;
$self = SDL::Video::set_video_mode($w,$h,$bpp,$flags) or die "SDL cannot set video:".SDL::get_error;
}
}
sub title ($;$) {
my $self = shift;
my ($title,$icon);
if (@_) {
$title = shift;
$icon = shift || $title;
SDL::Video::wm_set_caption($title,$icon);
}
return SDL::Video::wm_get_caption();
}
sub delay ($$) {
my $self = shift;
my $delay = shift;
SDL::delay($delay);
}
sub ticks {
return SDL::get_ticks();
}
sub error {
return SDL::get_error();
}
sub warp ($$$) {
my $self = shift;
SDL::Mouse::warp_mouse(@_);
}
sub fullscreen ($) {
my $self = shift;
SDL::Video::wm_toggle_full_screen($self);
}
sub iconify ($) {
my $self = shift;
SDL::Video::wm_iconify_window();
}
sub grab_input ($$) {
my ($self,$mode) = @_;
SDL::Video::wm_grab_input($mode);
}
sub loop ($$) {
my ($self,$href) = @_;
my $event = SDL::Event->new();
while ( SDL::Events::wait_event($event) ) {
if ( ref($$href{$event->type()}) eq "CODE" ) {
&{$$href{$event->type()}}($event);
}
}
}
sub sync ($) {
my $self = shift;
if ($SDL::App::USING_OPENGL) {
SDL::Video::GL_swap_buffers()
} else {
SDL::Video::flip($self);
}
}
sub attribute ($$;$) {
my ($self,$mode,$value) = @_;
return undef unless ($SDL::App::USING_OPENGL);
if (defined $value) {
SDL::Video::GL_set_attribute($mode,$value);
}
my $returns = SDL::Video::GL_get_attribute($mode);
croak "SDL::App::attribute failed to get GL attribute" if ($$returns[0] < 0);
$$returns[1];
}
1;