rubymotion motion-game create sprite from image data

gistfile1.diff

diff --git a/src/sprite.cpp b/src/sprite.cpp
index 450e5f4..f3320c8 100644
--- a/src/sprite.cpp
+++ b/src/sprite.cpp
@@ -54,6 +54,25 @@ sprite_new(VALUE rcv, SEL sel, VALUE name)
     return rb_class_wrap_new((void *)sprite, rcv);
 }

+/// @method #create_with_image(data, len)
+/// Creates a sprite from +data+ stream buffer image data and +len+ length
+/// @param data [String] image data stream buffer
+/// @param len [Integer] data length
+/// @return [Sprite]
+
+static VALUE
+sprite_create_with_image(VALUE rcv, SEL sel, VALUE data, VALUE len)
+{
+  cocos2d::Sprite *sprite = NULL;
+  cocos2d::Texture2D *texture = new cocos2d::Texture2D();
+  cocos2d::Image *image = new cocos2d::Image();
+  image->initWithImageData((unsigned char *)RSTRING_PTR(StringValue(data)), len);
+  texture->initWithImage(image);
+  sprite = cocos2d::Sprite::createWithTexture(texture);
+  assert(sprite != NULL); // TODO raise exception
+  return rb_class_wrap_new((void *)sprite, rcv);
+}
+
 /// @group Actions

 static VALUE
@@ -405,6 +424,7 @@ Init_Sprite(void)

     rb_define_singleton_method(rb_cSprite, "load", sprite_load, 1);
     rb_define_singleton_method(rb_cSprite, "new", sprite_new, 1);
+    rb_define_singleton_method(rb_cSprite, "create_with_image", sprite_create_with_image, 2);
     rb_define_method(rb_cSprite, "move_by", sprite_move_by, 2);
     rb_define_method(rb_cSprite, "move_to", sprite_move_to, 2);
     rb_define_method(rb_cSprite, "blink", sprite_blink, 2);