Fix DisplayFormat and DisplayFormatAlpha

diff --git a/src/Surface.xs b/src/Surface.xs
index f3805db..b3c5477 100644 (file)
--- a/src/Surface.xs
+++ b/src/Surface.xs
@@ -111,11 +111,20 @@ SDL_Surface *
 surface_display ( surface )
        SDL_Surface *surface
        CODE:
-               char* CLASS = 'SDL::Surface\0';
+               char* CLASS = "SDL::Surface";
                RETVAL = SDL_DisplayFormat(surface);
        OUTPUT:
                RETVAL
 
+SDL_Surface *
+surface_display_alpha ( surface )
+       SDL_Surface *surface
+       CODE:
+               char* CLASS = "SDL::Surface";
+               RETVAL = SDL_DisplayFormatAlpha(surface);
+       OUTPUT:
+               RETVAL
+
 Uint16
 surface_pitch( surface )
        SDL_Surface *surface
@@ -165,7 +174,6 @@ surface_set_pixels(surface, pixels)
                len = surface->pitch*surface->h;
          memcpy(surface->pixels, p, len);
 
-
 void
 surface_DESTROY(surface)
        SDL_Surface *surface

diff --git a/t/core_surface.t b/t/core_surface.t
index 7878582..6b931b4 100644 (file)
--- a/t/core_surface.t
+++ b/t/core_surface.t
@@ -15,7 +15,7 @@ use SDL::Surface;
 use SDL::App;
 use SDL::Rect;
 use SDL::Color;
-use Test::More tests => 15;
+use Test::More tests => 17;
 
 my $surface
     = SDL::Surface->new( SDL::SDL_ANYFORMAT(), 640, 320, 8, 0, 0, 0, 0 );
@@ -58,6 +58,12 @@ my $app = SDL::App->new(
 
 pass 'did this pass';
 
+my $image_format = $image->display;
+isa_ok( $image_format, 'SDL::Surface' );
+
+my $image_format_alpha = $image->display_alpha;
+isa_ok( $image_format_alpha, 'SDL::Surface' );
+
 my $rect = SDL::Rect->new( 0, 0, $app->w, $app->h );
 
 my $blue = SDL::Color->new( 0x00, 0x00, 0xff, );