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path: root/src/lua/modules/graphics/texture.cpp
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#include "lua/modules/luax.h"
#include "lua/modules/types.h"
#include "lua/common/common.h"
#include "libjin/jin.h"

namespace JinEngine
{
    namespace Lua
    {

	    using namespace JinEngine::Graphics;

	    typedef Ref<Texture>& TextureRef;

        static inline TextureRef checkTexture(lua_State* L)
        {
            Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_TEXTURE);
		    return proxy->getRef<Texture>();
        }

        static int l_getWidth(lua_State* L)
        {
		    TextureRef ref = checkTexture(L);
            luax_pushnumber(L, ref->getWidth()); 
            return 1; 
        }

        static int l_getHeight(lua_State *L)
        {
		    TextureRef ref = checkTexture(L);
            luax_pushnumber(L, ref->getHeight());
            return 1;
        }

        static int l_getSize(lua_State* L)
        {
		    TextureRef ref = checkTexture(L);
            luax_pushnumber(L, ref->getWidth());
            luax_pushnumber(L, ref->getHeight());
            return 2;
        }

        static int l_gc(lua_State* L)
        {
            Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_TEXTURE);
            proxy->release();
            return 0; 
        }

        static const luaL_Reg f[] = {
            { "__gc",      l_gc        },
            { "getWidth",  l_getWidth  },
            { "getHeight", l_getHeight },
            { "getSize",   l_getSize   },
            { 0,           0           }
        };

        int luaopen_Texture(lua_State* L)
        {
            luax_newtype(L, JIN_GRAPHICS_TEXTURE, f);
            return 0;
        }

    }// lua
}// jin