Added VideoMode_ForceType so we can ensure we get a VideoMode.

git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/branches/sfml2@1651 4e206d99-4929-0410-ac5d-dfc041789085
This commit is contained in:
groogy 2010-11-16 09:03:15 +00:00
parent 53621f0726
commit 1fda02efc4
2 changed files with 33 additions and 0 deletions

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@ -57,6 +57,37 @@
*/
VALUE globalVideoModeClass;
/* Internal function
* Forces the argument someValue to be a VideoMode. If it can convert it then it will.
* So you can always safely asume that this function returns a VideoMode object.
* If it fails then an exception will be thrown.
*/
VALUE VideoMode_ForceType( VALUE someValue )
{
if( rb_obj_is_kind_of( someValue, rb_cArray ) == true )
{
VALUE arg1 = rb_ary_entry( someValue, 0 );
VALUE arg2 = rb_ary_entry( someValue, 1 );
if( FIX2INT( rb_funcall( someValue, rb_intern( "size" ), 0 ) ) == 3 )
{
VALUE arg3 = rb_ary_entry( someValue, 2 );
return rb_funcall( globalVideoModeClass, rb_intern( "new" ), 3, arg1, arg2, arg3 );
}
else
{
return rb_funcall( globalVideoModeClass, rb_intern( "new" ), 2, arg1, arg2 );
}
}
else if( rb_obj_is_kind_of( someValue, globalVideoModeClass ) == true )
{
return someValue;
}
else
{
rb_raise( rb_eRuntimeError, "expected Array[width, height, bpp] or VideoMode" );
}
}
/* Free a heap allocated object
* Not accessible trough ruby directly!
*/

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@ -25,6 +25,8 @@
#include "ruby.h"
VALUE VideoMode_ForceType( VALUE someValue );
// Ruby initiation function
void Init_VideoMode( void );